1 | /* fdisk.c -- Partition table manipulator for Linux.
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2 | *
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3 | * Copyright (C) 1992 A. V. Le Blanc (LeBlanc@mcc.ac.uk)
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4 | * Copyright (C) 2001,2002 Vladimir Oleynik <dzo@simtreas.ru> (initial bb port)
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5 | *
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6 | * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
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7 | */
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8 |
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9 | /* Current changes have not compatibility with this version */
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10 | #define UTIL_LINUX_VERSION "2.12"
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11 |
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12 |
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13 | #define _(x) x
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14 |
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15 | #define PROC_PARTITIONS "/proc/partitions"
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16 |
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17 | #include <features.h>
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18 | #include <sys/types.h>
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19 | #include <sys/stat.h> /* stat */
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20 | #include <ctype.h>
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21 | #include <stdlib.h>
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22 | #include <stdio.h>
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23 | #include <string.h>
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24 | #include <errno.h>
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25 | #include <unistd.h>
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26 | #include <fcntl.h>
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27 | #include <setjmp.h>
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28 | #include <assert.h> /* assert */
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29 | #include <getopt.h>
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30 | #include <endian.h>
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31 | #include <sys/ioctl.h>
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32 | #include <sys/param.h>
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33 | #include <sys/sysmacros.h> /* major */
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34 |
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35 | #include <stdint.h> /* for uint32_t, uint16_t, uint8_t, int16_t, etc */
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36 |
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37 | /* Copied from linux/major.h */
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38 | #define FLOPPY_MAJOR 2
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39 |
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40 | #include <sys/utsname.h>
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41 |
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42 | #include "busybox.h"
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43 |
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44 | #define DKTYPENAMES
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45 |
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46 | /*
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47 | fdisk.h
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48 | */
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49 |
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50 | #define DEFAULT_SECTOR_SIZE 512
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51 | #define MAX_SECTOR_SIZE 2048
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52 | #define SECTOR_SIZE 512 /* still used in BSD code */
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53 | #define MAXIMUM_PARTS 60
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54 |
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55 | #define ACTIVE_FLAG 0x80
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56 |
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57 | #define EXTENDED 0x05
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58 | #define WIN98_EXTENDED 0x0f
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59 | #define LINUX_PARTITION 0x81
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60 | #define LINUX_SWAP 0x82
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61 | #define LINUX_NATIVE 0x83
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62 | #define LINUX_EXTENDED 0x85
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63 | #define LINUX_LVM 0x8e
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64 | #define LINUX_RAID 0xfd
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65 |
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66 | #define SUNOS_SWAP 3
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67 | #define WHOLE_DISK 5
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68 |
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69 | #define IS_EXTENDED(i) \
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70 | ((i) == EXTENDED || (i) == WIN98_EXTENDED || (i) == LINUX_EXTENDED)
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71 |
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72 | #define SIZE(a) (sizeof(a)/sizeof((a)[0]))
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73 |
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74 | #define cround(n) (display_in_cyl_units ? ((n)/units_per_sector)+1 : (n))
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75 | #define scround(x) (((x)+units_per_sector-1)/units_per_sector)
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76 |
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77 | #ifdef CONFIG_FEATURE_SUN_LABEL
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78 | #define SCSI_IOCTL_GET_IDLUN 0x5382
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79 | #endif
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80 |
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81 |
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82 | /* including <linux/hdreg.h> also fails */
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83 | struct hd_geometry {
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84 | unsigned char heads;
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85 | unsigned char sectors;
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86 | unsigned short cylinders;
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87 | unsigned long start;
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88 | };
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89 |
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90 | #define HDIO_GETGEO 0x0301 /* get device geometry */
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91 |
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92 |
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93 | struct systypes {
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94 | const char *name;
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95 | };
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96 |
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97 | static uint sector_size = DEFAULT_SECTOR_SIZE;
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98 | static uint user_set_sector_size;
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99 | static uint sector_offset = 1;
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100 |
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101 | /*
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102 | * Raw disk label. For DOS-type partition tables the MBR,
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103 | * with descriptions of the primary partitions.
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104 | */
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105 | #if (MAX_SECTOR_SIZE) > (BUFSIZ+1)
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106 | static char MBRbuffer[MAX_SECTOR_SIZE];
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107 | #else
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108 | # define MBRbuffer bb_common_bufsiz1
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109 | #endif
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110 |
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111 | #ifdef CONFIG_FEATURE_OSF_LABEL
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112 | static int possibly_osf_label;
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113 | #endif
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114 |
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115 | static uint heads, sectors, cylinders;
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116 | static void update_units(void);
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117 |
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118 |
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119 | /*
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120 | * return partition name - uses static storage unless buf is supplied
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121 | */
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122 | static const char *
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123 | partname(const char *dev, int pno, int lth)
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124 | {
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125 | static char buffer[80];
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126 | const char *p;
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127 | int w, wp;
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128 | int bufsiz;
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129 | char *bufp;
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130 |
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131 | bufp = buffer;
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132 | bufsiz = sizeof(buffer);
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133 |
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134 | w = strlen(dev);
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135 | p = "";
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136 |
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137 | if (isdigit(dev[w-1]))
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138 | p = "p";
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139 |
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140 | /* devfs kludge - note: fdisk partition names are not supposed
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141 | to equal kernel names, so there is no reason to do this */
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142 | if (strcmp(dev + w - 4, "disc") == 0) {
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143 | w -= 4;
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144 | p = "part";
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145 | }
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146 |
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147 | wp = strlen(p);
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148 |
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149 | if (lth) {
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150 | snprintf(bufp, bufsiz, "%*.*s%s%-2u",
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151 | lth-wp-2, w, dev, p, pno);
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152 | } else {
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153 | snprintf(bufp, bufsiz, "%.*s%s%-2u", w, dev, p, pno);
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154 | }
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155 | return bufp;
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156 | }
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157 |
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158 | struct partition {
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159 | unsigned char boot_ind; /* 0x80 - active */
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160 | unsigned char head; /* starting head */
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161 | unsigned char sector; /* starting sector */
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162 | unsigned char cyl; /* starting cylinder */
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163 | unsigned char sys_ind; /* What partition type */
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164 | unsigned char end_head; /* end head */
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165 | unsigned char end_sector; /* end sector */
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166 | unsigned char end_cyl; /* end cylinder */
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167 | unsigned char start4[4]; /* starting sector counting from 0 */
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168 | unsigned char size4[4]; /* nr of sectors in partition */
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169 | } ATTRIBUTE_PACKED;
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170 |
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171 | enum failure {
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172 | ioctl_error, unable_to_open, unable_to_read, unable_to_seek,
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173 | unable_to_write
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174 | };
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175 |
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176 | enum label_type{
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177 | label_dos, label_sun, label_sgi, label_aix, label_osf
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178 | };
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179 |
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180 | enum action { fdisk, require, try_only, create_empty_dos, create_empty_sun };
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181 |
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182 | static enum label_type current_label_type;
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183 |
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184 | static const char *disk_device;
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185 | static int fd; /* the disk */
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186 | static int partitions = 4; /* maximum partition + 1 */
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187 | static uint display_in_cyl_units = 1;
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188 | static uint units_per_sector = 1;
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189 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
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190 | static char *line_ptr;
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191 | static void change_units(void);
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192 | static void reread_partition_table(int leave);
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193 | static void delete_partition(int i);
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194 | static int get_partition(int warn, int max);
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195 | static void list_types(const struct systypes *sys);
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196 | static uint read_int(uint low, uint dflt, uint high, uint base, char *mesg);
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197 | #endif
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198 | static const char *partition_type(unsigned char type);
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199 | static void fdisk_fatal(enum failure why) ATTRIBUTE_NORETURN;
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200 | static void get_geometry(void);
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201 | static int get_boot(enum action what);
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202 |
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203 | #define PLURAL 0
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204 | #define SINGULAR 1
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205 |
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206 | #define hex_val(c) ({ \
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207 | char _c = (c); \
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208 | isdigit(_c) ? _c - '0' : \
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209 | tolower(_c) + 10 - 'a'; \
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210 | })
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211 |
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212 |
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213 | #define LINE_LENGTH 800
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214 | #define pt_offset(b, n) ((struct partition *)((b) + 0x1be + \
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215 | (n) * sizeof(struct partition)))
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216 | #define sector(s) ((s) & 0x3f)
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217 | #define cylinder(s, c) ((c) | (((s) & 0xc0) << 2))
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218 |
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219 | #define hsc2sector(h,s,c) (sector(s) - 1 + sectors * \
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220 | ((h) + heads * cylinder(s,c)))
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221 | #define set_hsc(h,s,c,sector) { \
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222 | s = sector % sectors + 1; \
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223 | sector /= sectors; \
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224 | h = sector % heads; \
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225 | sector /= heads; \
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226 | c = sector & 0xff; \
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227 | s |= (sector >> 2) & 0xc0; \
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228 | }
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229 |
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230 |
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231 | static int32_t get_start_sect(const struct partition *p);
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232 | static int32_t get_nr_sects(const struct partition *p);
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233 |
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234 | /*
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235 | * per partition table entry data
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236 | *
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237 | * The four primary partitions have the same sectorbuffer (MBRbuffer)
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238 | * and have NULL ext_pointer.
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239 | * Each logical partition table entry has two pointers, one for the
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240 | * partition and one link to the next one.
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241 | */
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242 | static struct pte {
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243 | struct partition *part_table; /* points into sectorbuffer */
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244 | struct partition *ext_pointer; /* points into sectorbuffer */
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245 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
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246 | char changed; /* boolean */
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247 | #endif
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248 | off_t offset; /* disk sector number */
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249 | char *sectorbuffer; /* disk sector contents */
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250 | } ptes[MAXIMUM_PARTS];
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251 |
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252 |
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253 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
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254 | static void
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255 | set_all_unchanged(void)
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256 | {
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257 | int i;
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258 |
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259 | for (i = 0; i < MAXIMUM_PARTS; i++)
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260 | ptes[i].changed = 0;
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261 | }
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262 |
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263 | static void
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264 | set_changed(int i)
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265 | {
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266 | ptes[i].changed = 1;
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267 | }
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268 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
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269 |
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270 | #if defined(CONFIG_FEATURE_SGI_LABEL) || defined(CONFIG_FEATURE_OSF_LABEL)
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271 | static struct partition *
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272 | get_part_table(int i)
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273 | {
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274 | return ptes[i].part_table;
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275 | }
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276 | #endif
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277 |
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278 | static const char *
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279 | str_units(int n)
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280 | { /* n==1: use singular */
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281 | if (n == 1)
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282 | return display_in_cyl_units ? _("cylinder") : _("sector");
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283 | else
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284 | return display_in_cyl_units ? _("cylinders") : _("sectors");
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285 | }
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286 |
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287 | static int
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288 | valid_part_table_flag(const char *mbuffer) {
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289 | const unsigned char *b = (const unsigned char *)mbuffer;
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290 | return (b[510] == 0x55 && b[511] == 0xaa);
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291 | }
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292 |
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293 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
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294 | static char line_buffer[LINE_LENGTH];
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295 |
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296 | /* read line; return 0 or first char */
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297 | static int
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298 | read_line(void)
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299 | {
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300 | static int got_eof = 0;
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301 |
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302 | fflush (stdout); /* requested by niles@scyld.com */
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303 | line_ptr = line_buffer;
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304 | if (!fgets(line_buffer, LINE_LENGTH, stdin)) {
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305 | if (feof(stdin))
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306 | got_eof++; /* user typed ^D ? */
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307 | if (got_eof >= 3) {
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308 | fprintf(stderr, _("\ngot EOF thrice - exiting..\n"));
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309 | exit(1);
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310 | }
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311 | return 0;
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312 | }
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313 | while (*line_ptr && !isgraph(*line_ptr))
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314 | line_ptr++;
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315 | return *line_ptr;
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316 | }
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317 |
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318 | static char
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319 | read_char(const char *mesg)
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320 | {
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321 | do {
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322 | fputs(mesg, stdout);
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323 | } while (!read_line());
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324 | return *line_ptr;
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325 | }
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326 |
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327 | static char
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328 | read_chars(const char *mesg)
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329 | {
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330 | fputs(mesg, stdout);
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331 | if (!read_line()) {
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332 | *line_ptr = '\n';
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333 | line_ptr[1] = 0;
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334 | }
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335 | return *line_ptr;
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336 | }
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337 |
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338 | static int
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339 | read_hex(const struct systypes *sys)
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340 | {
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341 | int hex;
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342 |
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343 | while (1) {
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344 | read_char(_("Hex code (type L to list codes): "));
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345 | if (*line_ptr == 'l' || *line_ptr == 'L')
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346 | list_types(sys);
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347 | else if (isxdigit (*line_ptr)) {
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348 | hex = 0;
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349 | do
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350 | hex = hex << 4 | hex_val(*line_ptr++);
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351 | while (isxdigit(*line_ptr));
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352 | return hex;
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353 | }
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354 | }
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355 | }
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356 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
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357 |
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358 | #ifdef CONFIG_FEATURE_AIX_LABEL
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359 | /*
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360 | * Copyright (C) Andreas Neuper, Sep 1998.
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361 | * This file may be redistributed under
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362 | * the terms of the GNU Public License.
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363 | */
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364 |
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365 | typedef struct {
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366 | unsigned int magic; /* expect AIX_LABEL_MAGIC */
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367 | unsigned int fillbytes1[124];
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368 | unsigned int physical_volume_id;
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369 | unsigned int fillbytes2[124];
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370 | } aix_partition;
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371 |
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372 | #define AIX_LABEL_MAGIC 0xc9c2d4c1
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373 | #define AIX_LABEL_MAGIC_SWAPPED 0xc1d4c2c9
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374 | #define AIX_INFO_MAGIC 0x00072959
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375 | #define AIX_INFO_MAGIC_SWAPPED 0x59290700
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376 |
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377 | #define aixlabel ((aix_partition *)MBRbuffer)
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378 |
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379 |
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380 | /*
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381 | Changes:
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382 | * 1999-03-20 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
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383 | * Internationalization
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384 | *
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385 | * 2003-03-20 Phillip Kesling <pkesling@sgi.com>
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386 | * Some fixes
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387 | */
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388 |
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389 | static int aix_other_endian;
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390 | static short aix_volumes = 1;
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391 |
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392 | /*
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393 | * only dealing with free blocks here
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394 | */
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395 |
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396 | static void
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397 | aix_info(void)
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398 | {
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399 | puts(
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400 | _("\n\tThere is a valid AIX label on this disk.\n"
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401 | "\tUnfortunately Linux cannot handle these\n"
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402 | "\tdisks at the moment. Nevertheless some\n"
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403 | "\tadvice:\n"
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404 | "\t1. fdisk will destroy its contents on write.\n"
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405 | "\t2. Be sure that this disk is NOT a still vital\n"
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406 | "\t part of a volume group. (Otherwise you may\n"
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407 | "\t erase the other disks as well, if unmirrored.)\n"
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408 | "\t3. Before deleting this physical volume be sure\n"
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409 | "\t to remove the disk logically from your AIX\n"
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410 | "\t machine. (Otherwise you become an AIXpert).")
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411 | );
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412 | }
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413 |
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414 | static int
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415 | check_aix_label(void)
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416 | {
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417 | if (aixlabel->magic != AIX_LABEL_MAGIC &&
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418 | aixlabel->magic != AIX_LABEL_MAGIC_SWAPPED) {
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419 | current_label_type = 0;
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420 | aix_other_endian = 0;
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421 | return 0;
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422 | }
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423 | aix_other_endian = (aixlabel->magic == AIX_LABEL_MAGIC_SWAPPED);
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424 | update_units();
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425 | current_label_type = label_aix;
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426 | partitions = 1016;
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427 | aix_volumes = 15;
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428 | aix_info();
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429 | /*aix_nolabel();*/ /* %% */
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430 | /*aix_label = 1;*/ /* %% */
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431 | return 1;
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432 | }
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433 | #endif /* AIX_LABEL */
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434 |
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435 | #ifdef CONFIG_FEATURE_OSF_LABEL
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436 | /*
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437 | * Copyright (c) 1987, 1988 Regents of the University of California.
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438 | * All rights reserved.
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439 | *
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440 | * Redistribution and use in source and binary forms, with or without
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441 | * modification, are permitted provided that the following conditions
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442 | * are met:
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443 | * 1. Redistributions of source code must retain the above copyright
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444 | * notice, this list of conditions and the following disclaimer.
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445 | * 2. Redistributions in binary form must reproduce the above copyright
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446 | * notice, this list of conditions and the following disclaimer in the
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447 | * documentation and/or other materials provided with the distribution.
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448 | * 3. All advertising materials mentioning features or use of this software
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449 | * must display the following acknowledgment:
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450 | * This product includes software developed by the University of
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451 | * California, Berkeley and its contributors.
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452 | * 4. Neither the name of the University nor the names of its contributors
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453 | * may be used to endorse or promote products derived from this software
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454 | * without specific prior written permission.
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455 | *
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456 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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457 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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458 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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459 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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460 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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461 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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462 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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463 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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464 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
---|
465 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
---|
466 | * SUCH DAMAGE.
|
---|
467 | */
|
---|
468 |
|
---|
469 |
|
---|
470 | #ifndef BSD_DISKMAGIC
|
---|
471 | #define BSD_DISKMAGIC ((uint32_t) 0x82564557)
|
---|
472 | #endif
|
---|
473 |
|
---|
474 | #ifndef BSD_MAXPARTITIONS
|
---|
475 | #define BSD_MAXPARTITIONS 16
|
---|
476 | #endif
|
---|
477 |
|
---|
478 | #define BSD_LINUX_BOOTDIR "/usr/ucb/mdec"
|
---|
479 |
|
---|
480 | #if defined (i386) || defined (__sparc__) || defined (__arm__) || defined (__m68k__) || defined (__mips__) || defined (__s390__) || defined (__sh__) || defined(__x86_64__)
|
---|
481 | #define BSD_LABELSECTOR 1
|
---|
482 | #define BSD_LABELOFFSET 0
|
---|
483 | #elif defined (__alpha__) || defined (__powerpc__) || defined (__ia64__) || defined (__hppa__)
|
---|
484 | #define BSD_LABELSECTOR 0
|
---|
485 | #define BSD_LABELOFFSET 64
|
---|
486 | #elif defined (__s390__) || defined (__s390x__)
|
---|
487 | #define BSD_LABELSECTOR 1
|
---|
488 | #define BSD_LABELOFFSET 0
|
---|
489 | #else
|
---|
490 | #error unknown architecture
|
---|
491 | #endif
|
---|
492 |
|
---|
493 | #define BSD_BBSIZE 8192 /* size of boot area, with label */
|
---|
494 | #define BSD_SBSIZE 8192 /* max size of fs superblock */
|
---|
495 |
|
---|
496 | struct xbsd_disklabel {
|
---|
497 | uint32_t d_magic; /* the magic number */
|
---|
498 | int16_t d_type; /* drive type */
|
---|
499 | int16_t d_subtype; /* controller/d_type specific */
|
---|
500 | char d_typename[16]; /* type name, e.g. "eagle" */
|
---|
501 | char d_packname[16]; /* pack identifier */
|
---|
502 | /* disk geometry: */
|
---|
503 | uint32_t d_secsize; /* # of bytes per sector */
|
---|
504 | uint32_t d_nsectors; /* # of data sectors per track */
|
---|
505 | uint32_t d_ntracks; /* # of tracks per cylinder */
|
---|
506 | uint32_t d_ncylinders; /* # of data cylinders per unit */
|
---|
507 | uint32_t d_secpercyl; /* # of data sectors per cylinder */
|
---|
508 | uint32_t d_secperunit; /* # of data sectors per unit */
|
---|
509 | /*
|
---|
510 | * Spares (bad sector replacements) below
|
---|
511 | * are not counted in d_nsectors or d_secpercyl.
|
---|
512 | * Spare sectors are assumed to be physical sectors
|
---|
513 | * which occupy space at the end of each track and/or cylinder.
|
---|
514 | */
|
---|
515 | uint16_t d_sparespertrack; /* # of spare sectors per track */
|
---|
516 | uint16_t d_sparespercyl; /* # of spare sectors per cylinder */
|
---|
517 | /*
|
---|
518 | * Alternate cylinders include maintenance, replacement,
|
---|
519 | * configuration description areas, etc.
|
---|
520 | */
|
---|
521 | uint32_t d_acylinders; /* # of alt. cylinders per unit */
|
---|
522 |
|
---|
523 | /* hardware characteristics: */
|
---|
524 | /*
|
---|
525 | * d_interleave, d_trackskew and d_cylskew describe perturbations
|
---|
526 | * in the media format used to compensate for a slow controller.
|
---|
527 | * Interleave is physical sector interleave, set up by the formatter
|
---|
528 | * or controller when formatting. When interleaving is in use,
|
---|
529 | * logically adjacent sectors are not physically contiguous,
|
---|
530 | * but instead are separated by some number of sectors.
|
---|
531 | * It is specified as the ratio of physical sectors traversed
|
---|
532 | * per logical sector. Thus an interleave of 1:1 implies contiguous
|
---|
533 | * layout, while 2:1 implies that logical sector 0 is separated
|
---|
534 | * by one sector from logical sector 1.
|
---|
535 | * d_trackskew is the offset of sector 0 on track N
|
---|
536 | * relative to sector 0 on track N-1 on the same cylinder.
|
---|
537 | * Finally, d_cylskew is the offset of sector 0 on cylinder N
|
---|
538 | * relative to sector 0 on cylinder N-1.
|
---|
539 | */
|
---|
540 | uint16_t d_rpm; /* rotational speed */
|
---|
541 | uint16_t d_interleave; /* hardware sector interleave */
|
---|
542 | uint16_t d_trackskew; /* sector 0 skew, per track */
|
---|
543 | uint16_t d_cylskew; /* sector 0 skew, per cylinder */
|
---|
544 | uint32_t d_headswitch; /* head switch time, usec */
|
---|
545 | uint32_t d_trkseek; /* track-to-track seek, usec */
|
---|
546 | uint32_t d_flags; /* generic flags */
|
---|
547 | #define NDDATA 5
|
---|
548 | uint32_t d_drivedata[NDDATA]; /* drive-type specific information */
|
---|
549 | #define NSPARE 5
|
---|
550 | uint32_t d_spare[NSPARE]; /* reserved for future use */
|
---|
551 | uint32_t d_magic2; /* the magic number (again) */
|
---|
552 | uint16_t d_checksum; /* xor of data incl. partitions */
|
---|
553 | /* filesystem and partition information: */
|
---|
554 | uint16_t d_npartitions; /* number of partitions in following */
|
---|
555 | uint32_t d_bbsize; /* size of boot area at sn0, bytes */
|
---|
556 | uint32_t d_sbsize; /* max size of fs superblock, bytes */
|
---|
557 | struct xbsd_partition { /* the partition table */
|
---|
558 | uint32_t p_size; /* number of sectors in partition */
|
---|
559 | uint32_t p_offset; /* starting sector */
|
---|
560 | uint32_t p_fsize; /* filesystem basic fragment size */
|
---|
561 | uint8_t p_fstype; /* filesystem type, see below */
|
---|
562 | uint8_t p_frag; /* filesystem fragments per block */
|
---|
563 | uint16_t p_cpg; /* filesystem cylinders per group */
|
---|
564 | } d_partitions[BSD_MAXPARTITIONS]; /* actually may be more */
|
---|
565 | };
|
---|
566 |
|
---|
567 | /* d_type values: */
|
---|
568 | #define BSD_DTYPE_SMD 1 /* SMD, XSMD; VAX hp/up */
|
---|
569 | #define BSD_DTYPE_MSCP 2 /* MSCP */
|
---|
570 | #define BSD_DTYPE_DEC 3 /* other DEC (rk, rl) */
|
---|
571 | #define BSD_DTYPE_SCSI 4 /* SCSI */
|
---|
572 | #define BSD_DTYPE_ESDI 5 /* ESDI interface */
|
---|
573 | #define BSD_DTYPE_ST506 6 /* ST506 etc. */
|
---|
574 | #define BSD_DTYPE_HPIB 7 /* CS/80 on HP-IB */
|
---|
575 | #define BSD_DTYPE_HPFL 8 /* HP Fiber-link */
|
---|
576 | #define BSD_DTYPE_FLOPPY 10 /* floppy */
|
---|
577 |
|
---|
578 | /* d_subtype values: */
|
---|
579 | #define BSD_DSTYPE_INDOSPART 0x8 /* is inside dos partition */
|
---|
580 | #define BSD_DSTYPE_DOSPART(s) ((s) & 3) /* dos partition number */
|
---|
581 | #define BSD_DSTYPE_GEOMETRY 0x10 /* drive params in label */
|
---|
582 |
|
---|
583 | #ifdef DKTYPENAMES
|
---|
584 | static const char * const xbsd_dktypenames[] = {
|
---|
585 | "unknown",
|
---|
586 | "SMD",
|
---|
587 | "MSCP",
|
---|
588 | "old DEC",
|
---|
589 | "SCSI",
|
---|
590 | "ESDI",
|
---|
591 | "ST506",
|
---|
592 | "HP-IB",
|
---|
593 | "HP-FL",
|
---|
594 | "type 9",
|
---|
595 | "floppy",
|
---|
596 | 0
|
---|
597 | };
|
---|
598 | #define BSD_DKMAXTYPES (sizeof(xbsd_dktypenames) / sizeof(xbsd_dktypenames[0]) - 1)
|
---|
599 | #endif
|
---|
600 |
|
---|
601 | /*
|
---|
602 | * Filesystem type and version.
|
---|
603 | * Used to interpret other filesystem-specific
|
---|
604 | * per-partition information.
|
---|
605 | */
|
---|
606 | #define BSD_FS_UNUSED 0 /* unused */
|
---|
607 | #define BSD_FS_SWAP 1 /* swap */
|
---|
608 | #define BSD_FS_V6 2 /* Sixth Edition */
|
---|
609 | #define BSD_FS_V7 3 /* Seventh Edition */
|
---|
610 | #define BSD_FS_SYSV 4 /* System V */
|
---|
611 | #define BSD_FS_V71K 5 /* V7 with 1K blocks (4.1, 2.9) */
|
---|
612 | #define BSD_FS_V8 6 /* Eighth Edition, 4K blocks */
|
---|
613 | #define BSD_FS_BSDFFS 7 /* 4.2BSD fast file system */
|
---|
614 | #define BSD_FS_BSDLFS 9 /* 4.4BSD log-structured file system */
|
---|
615 | #define BSD_FS_OTHER 10 /* in use, but unknown/unsupported */
|
---|
616 | #define BSD_FS_HPFS 11 /* OS/2 high-performance file system */
|
---|
617 | #define BSD_FS_ISO9660 12 /* ISO-9660 filesystem (cdrom) */
|
---|
618 | #define BSD_FS_ISOFS BSD_FS_ISO9660
|
---|
619 | #define BSD_FS_BOOT 13 /* partition contains bootstrap */
|
---|
620 | #define BSD_FS_ADOS 14 /* AmigaDOS fast file system */
|
---|
621 | #define BSD_FS_HFS 15 /* Macintosh HFS */
|
---|
622 | #define BSD_FS_ADVFS 16 /* Digital Unix AdvFS */
|
---|
623 |
|
---|
624 | /* this is annoying, but it's also the way it is :-( */
|
---|
625 | #ifdef __alpha__
|
---|
626 | #define BSD_FS_EXT2 8 /* ext2 file system */
|
---|
627 | #else
|
---|
628 | #define BSD_FS_MSDOS 8 /* MS-DOS file system */
|
---|
629 | #endif
|
---|
630 |
|
---|
631 | #ifdef DKTYPENAMES
|
---|
632 | static const struct systypes xbsd_fstypes[] = {
|
---|
633 | { "\x00" "unused" }, /* BSD_FS_UNUSED */
|
---|
634 | { "\x01" "swap" }, /* BSD_FS_SWAP */
|
---|
635 | { "\x02" "Version 6" }, /* BSD_FS_V6 */
|
---|
636 | { "\x03" "Version 7" }, /* BSD_FS_V7 */
|
---|
637 | { "\x04" "System V" }, /* BSD_FS_SYSV */
|
---|
638 | { "\x05" "4.1BSD" }, /* BSD_FS_V71K */
|
---|
639 | { "\x06" "Eighth Edition" }, /* BSD_FS_V8 */
|
---|
640 | { "\x07" "4.2BSD" }, /* BSD_FS_BSDFFS */
|
---|
641 | #ifdef __alpha__
|
---|
642 | { "\x08" "ext2" }, /* BSD_FS_EXT2 */
|
---|
643 | #else
|
---|
644 | { "\x08" "MS-DOS" }, /* BSD_FS_MSDOS */
|
---|
645 | #endif
|
---|
646 | { "\x09" "4.4LFS" }, /* BSD_FS_BSDLFS */
|
---|
647 | { "\x0a" "unknown" }, /* BSD_FS_OTHER */
|
---|
648 | { "\x0b" "HPFS" }, /* BSD_FS_HPFS */
|
---|
649 | { "\x0c" "ISO-9660" }, /* BSD_FS_ISO9660 */
|
---|
650 | { "\x0d" "boot" }, /* BSD_FS_BOOT */
|
---|
651 | { "\x0e" "ADOS" }, /* BSD_FS_ADOS */
|
---|
652 | { "\x0f" "HFS" }, /* BSD_FS_HFS */
|
---|
653 | { "\x10" "AdvFS" }, /* BSD_FS_ADVFS */
|
---|
654 | { NULL }
|
---|
655 | };
|
---|
656 | #define BSD_FSMAXTYPES (SIZE(xbsd_fstypes)-1)
|
---|
657 |
|
---|
658 | #endif
|
---|
659 |
|
---|
660 | /*
|
---|
661 | * flags shared by various drives:
|
---|
662 | */
|
---|
663 | #define BSD_D_REMOVABLE 0x01 /* removable media */
|
---|
664 | #define BSD_D_ECC 0x02 /* supports ECC */
|
---|
665 | #define BSD_D_BADSECT 0x04 /* supports bad sector forw. */
|
---|
666 | #define BSD_D_RAMDISK 0x08 /* disk emulator */
|
---|
667 | #define BSD_D_CHAIN 0x10 /* can do back-back transfers */
|
---|
668 | #define BSD_D_DOSPART 0x20 /* within MSDOS partition */
|
---|
669 |
|
---|
670 | #endif /* OSF_LABEL */
|
---|
671 |
|
---|
672 | /*
|
---|
673 | * Copyright (C) Andreas Neuper, Sep 1998.
|
---|
674 | * This file may be modified and redistributed under
|
---|
675 | * the terms of the GNU Public License.
|
---|
676 | */
|
---|
677 |
|
---|
678 | struct device_parameter { /* 48 bytes */
|
---|
679 | unsigned char skew;
|
---|
680 | unsigned char gap1;
|
---|
681 | unsigned char gap2;
|
---|
682 | unsigned char sparecyl;
|
---|
683 | unsigned short pcylcount;
|
---|
684 | unsigned short head_vol0;
|
---|
685 | unsigned short ntrks; /* tracks in cyl 0 or vol 0 */
|
---|
686 | unsigned char cmd_tag_queue_depth;
|
---|
687 | unsigned char unused0;
|
---|
688 | unsigned short unused1;
|
---|
689 | unsigned short nsect; /* sectors/tracks in cyl 0 or vol 0 */
|
---|
690 | unsigned short bytes;
|
---|
691 | unsigned short ilfact;
|
---|
692 | unsigned int flags; /* controller flags */
|
---|
693 | unsigned int datarate;
|
---|
694 | unsigned int retries_on_error;
|
---|
695 | unsigned int ms_per_word;
|
---|
696 | unsigned short xylogics_gap1;
|
---|
697 | unsigned short xylogics_syncdelay;
|
---|
698 | unsigned short xylogics_readdelay;
|
---|
699 | unsigned short xylogics_gap2;
|
---|
700 | unsigned short xylogics_readgate;
|
---|
701 | unsigned short xylogics_writecont;
|
---|
702 | };
|
---|
703 |
|
---|
704 | #define SGI_VOLHDR 0x00
|
---|
705 | /* 1 and 2 were used for drive types no longer supported by SGI */
|
---|
706 | #define SGI_SWAP 0x03
|
---|
707 | /* 4 and 5 were for filesystem types SGI haven't ever supported on MIPS CPUs */
|
---|
708 | #define SGI_VOLUME 0x06
|
---|
709 | #define SGI_EFS 0x07
|
---|
710 | #define SGI_LVOL 0x08
|
---|
711 | #define SGI_RLVOL 0x09
|
---|
712 | #define SGI_XFS 0x0a
|
---|
713 | #define SGI_XFSLOG 0x0b
|
---|
714 | #define SGI_XLV 0x0c
|
---|
715 | #define SGI_XVM 0x0d
|
---|
716 | #define ENTIRE_DISK SGI_VOLUME
|
---|
717 | /*
|
---|
718 | * controller flags
|
---|
719 | */
|
---|
720 | #define SECTOR_SLIP 0x01
|
---|
721 | #define SECTOR_FWD 0x02
|
---|
722 | #define TRACK_FWD 0x04
|
---|
723 | #define TRACK_MULTIVOL 0x08
|
---|
724 | #define IGNORE_ERRORS 0x10
|
---|
725 | #define RESEEK 0x20
|
---|
726 | #define ENABLE_CMDTAGQ 0x40
|
---|
727 |
|
---|
728 | typedef struct {
|
---|
729 | unsigned int magic; /* expect SGI_LABEL_MAGIC */
|
---|
730 | unsigned short boot_part; /* active boot partition */
|
---|
731 | unsigned short swap_part; /* active swap partition */
|
---|
732 | unsigned char boot_file[16]; /* name of the bootfile */
|
---|
733 | struct device_parameter devparam; /* 1 * 48 bytes */
|
---|
734 | struct volume_directory { /* 15 * 16 bytes */
|
---|
735 | unsigned char vol_file_name[8]; /* a character array */
|
---|
736 | unsigned int vol_file_start; /* number of logical block */
|
---|
737 | unsigned int vol_file_size; /* number of bytes */
|
---|
738 | } directory[15];
|
---|
739 | struct sgi_partition { /* 16 * 12 bytes */
|
---|
740 | unsigned int num_sectors; /* number of blocks */
|
---|
741 | unsigned int start_sector; /* must be cylinder aligned */
|
---|
742 | unsigned int id;
|
---|
743 | } partitions[16];
|
---|
744 | unsigned int csum;
|
---|
745 | unsigned int fillbytes;
|
---|
746 | } sgi_partition;
|
---|
747 |
|
---|
748 | typedef struct {
|
---|
749 | unsigned int magic; /* looks like a magic number */
|
---|
750 | unsigned int a2;
|
---|
751 | unsigned int a3;
|
---|
752 | unsigned int a4;
|
---|
753 | unsigned int b1;
|
---|
754 | unsigned short b2;
|
---|
755 | unsigned short b3;
|
---|
756 | unsigned int c[16];
|
---|
757 | unsigned short d[3];
|
---|
758 | unsigned char scsi_string[50];
|
---|
759 | unsigned char serial[137];
|
---|
760 | unsigned short check1816;
|
---|
761 | unsigned char installer[225];
|
---|
762 | } sgiinfo;
|
---|
763 |
|
---|
764 | #define SGI_LABEL_MAGIC 0x0be5a941
|
---|
765 | #define SGI_LABEL_MAGIC_SWAPPED 0x41a9e50b
|
---|
766 | #define SGI_INFO_MAGIC 0x00072959
|
---|
767 | #define SGI_INFO_MAGIC_SWAPPED 0x59290700
|
---|
768 | #define SGI_SSWAP16(x) (sgi_other_endian ? __swap16(x) \
|
---|
769 | : (uint16_t)(x))
|
---|
770 | #define SGI_SSWAP32(x) (sgi_other_endian ? __swap32(x) \
|
---|
771 | : (uint32_t)(x))
|
---|
772 |
|
---|
773 | #define sgilabel ((sgi_partition *)MBRbuffer)
|
---|
774 | #define sgiparam (sgilabel->devparam)
|
---|
775 |
|
---|
776 | typedef struct {
|
---|
777 | unsigned char info[128]; /* Informative text string */
|
---|
778 | unsigned char spare0[14];
|
---|
779 | struct sun_info {
|
---|
780 | unsigned char spare1;
|
---|
781 | unsigned char id;
|
---|
782 | unsigned char spare2;
|
---|
783 | unsigned char flags;
|
---|
784 | } infos[8];
|
---|
785 | unsigned char spare1[246]; /* Boot information etc. */
|
---|
786 | unsigned short rspeed; /* Disk rotational speed */
|
---|
787 | unsigned short pcylcount; /* Physical cylinder count */
|
---|
788 | unsigned short sparecyl; /* extra sects per cylinder */
|
---|
789 | unsigned char spare2[4]; /* More magic... */
|
---|
790 | unsigned short ilfact; /* Interleave factor */
|
---|
791 | unsigned short ncyl; /* Data cylinder count */
|
---|
792 | unsigned short nacyl; /* Alt. cylinder count */
|
---|
793 | unsigned short ntrks; /* Tracks per cylinder */
|
---|
794 | unsigned short nsect; /* Sectors per track */
|
---|
795 | unsigned char spare3[4]; /* Even more magic... */
|
---|
796 | struct sun_partition {
|
---|
797 | uint32_t start_cylinder;
|
---|
798 | uint32_t num_sectors;
|
---|
799 | } partitions[8];
|
---|
800 | unsigned short magic; /* Magic number */
|
---|
801 | unsigned short csum; /* Label xor'd checksum */
|
---|
802 | } sun_partition;
|
---|
803 |
|
---|
804 |
|
---|
805 | #define SUN_LABEL_MAGIC 0xDABE
|
---|
806 | #define SUN_LABEL_MAGIC_SWAPPED 0xBEDA
|
---|
807 | #define sunlabel ((sun_partition *)MBRbuffer)
|
---|
808 | #define SUN_SSWAP16(x) (sun_other_endian ? __swap16(x) \
|
---|
809 | : (uint16_t)(x))
|
---|
810 | #define SUN_SSWAP32(x) (sun_other_endian ? __swap32(x) \
|
---|
811 | : (uint32_t)(x))
|
---|
812 |
|
---|
813 |
|
---|
814 | #ifdef CONFIG_FEATURE_OSF_LABEL
|
---|
815 | /*
|
---|
816 | Changes:
|
---|
817 | 19990319 - Arnaldo Carvalho de Melo <acme@conectiva.com.br> - i18n/nls
|
---|
818 |
|
---|
819 | 20000101 - David Huggins-Daines <dhuggins@linuxcare.com> - Better
|
---|
820 | support for OSF/1 disklabels on Alpha.
|
---|
821 | Also fixed unaligned accesses in alpha_bootblock_checksum()
|
---|
822 | */
|
---|
823 |
|
---|
824 | #define FREEBSD_PARTITION 0xa5
|
---|
825 | #define NETBSD_PARTITION 0xa9
|
---|
826 |
|
---|
827 | static void xbsd_delete_part(void);
|
---|
828 | static void xbsd_new_part(void);
|
---|
829 | static void xbsd_write_disklabel(void);
|
---|
830 | static int xbsd_create_disklabel(void);
|
---|
831 | static void xbsd_edit_disklabel(void);
|
---|
832 | static void xbsd_write_bootstrap(void);
|
---|
833 | static void xbsd_change_fstype(void);
|
---|
834 | static int xbsd_get_part_index(int max);
|
---|
835 | static int xbsd_check_new_partition(int *i);
|
---|
836 | static void xbsd_list_types(void);
|
---|
837 | static u_short xbsd_dkcksum(struct xbsd_disklabel *lp);
|
---|
838 | static int xbsd_initlabel(struct partition *p, struct xbsd_disklabel *d);
|
---|
839 | static int xbsd_readlabel(struct partition *p, struct xbsd_disklabel *d);
|
---|
840 | static int xbsd_writelabel(struct partition *p, struct xbsd_disklabel *d);
|
---|
841 |
|
---|
842 | #if defined (__alpha__)
|
---|
843 | static void alpha_bootblock_checksum(char *boot);
|
---|
844 | #endif
|
---|
845 |
|
---|
846 | #if !defined (__alpha__)
|
---|
847 | static int xbsd_translate_fstype(int linux_type);
|
---|
848 | static void xbsd_link_part(void);
|
---|
849 | static struct partition *xbsd_part;
|
---|
850 | static int xbsd_part_index;
|
---|
851 | #endif
|
---|
852 |
|
---|
853 | #if defined (__alpha__)
|
---|
854 | /* We access this through a uint64_t * when checksumming */
|
---|
855 | static char disklabelbuffer[BSD_BBSIZE] ATTRIBUTE_ALIGNED(8);
|
---|
856 | #else
|
---|
857 | static char disklabelbuffer[BSD_BBSIZE];
|
---|
858 | #endif
|
---|
859 |
|
---|
860 | static struct xbsd_disklabel xbsd_dlabel;
|
---|
861 |
|
---|
862 | #define bsd_cround(n) \
|
---|
863 | (display_in_cyl_units ? ((n)/xbsd_dlabel.d_secpercyl) + 1 : (n))
|
---|
864 |
|
---|
865 | /*
|
---|
866 | * Test whether the whole disk has BSD disk label magic.
|
---|
867 | *
|
---|
868 | * Note: often reformatting with DOS-type label leaves the BSD magic,
|
---|
869 | * so this does not mean that there is a BSD disk label.
|
---|
870 | */
|
---|
871 | static int
|
---|
872 | check_osf_label(void)
|
---|
873 | {
|
---|
874 | if (xbsd_readlabel(NULL, &xbsd_dlabel) == 0)
|
---|
875 | return 0;
|
---|
876 | return 1;
|
---|
877 | }
|
---|
878 |
|
---|
879 | static void xbsd_print_disklabel(int);
|
---|
880 |
|
---|
881 | static int
|
---|
882 | btrydev(const char * dev)
|
---|
883 | {
|
---|
884 | if (xbsd_readlabel (NULL, &xbsd_dlabel) == 0)
|
---|
885 | return -1;
|
---|
886 | printf(_("\nBSD label for device: %s\n"), dev);
|
---|
887 | xbsd_print_disklabel (0);
|
---|
888 | return 0;
|
---|
889 | }
|
---|
890 |
|
---|
891 | static void
|
---|
892 | bmenu(void)
|
---|
893 | {
|
---|
894 | puts (_("Command action"));
|
---|
895 | puts (_("\td\tdelete a BSD partition"));
|
---|
896 | puts (_("\te\tedit drive data"));
|
---|
897 | puts (_("\ti\tinstall bootstrap"));
|
---|
898 | puts (_("\tl\tlist known filesystem types"));
|
---|
899 | puts (_("\tm\tprint this menu"));
|
---|
900 | puts (_("\tn\tadd a new BSD partition"));
|
---|
901 | puts (_("\tp\tprint BSD partition table"));
|
---|
902 | puts (_("\tq\tquit without saving changes"));
|
---|
903 | puts (_("\tr\treturn to main menu"));
|
---|
904 | puts (_("\ts\tshow complete disklabel"));
|
---|
905 | puts (_("\tt\tchange a partition's filesystem id"));
|
---|
906 | puts (_("\tu\tchange units (cylinders/sectors)"));
|
---|
907 | puts (_("\tw\twrite disklabel to disk"));
|
---|
908 | #if !defined (__alpha__)
|
---|
909 | puts (_("\tx\tlink BSD partition to non-BSD partition"));
|
---|
910 | #endif
|
---|
911 | }
|
---|
912 |
|
---|
913 | #if !defined (__alpha__)
|
---|
914 | static int
|
---|
915 | hidden(int type)
|
---|
916 | {
|
---|
917 | return type ^ 0x10;
|
---|
918 | }
|
---|
919 |
|
---|
920 | static int
|
---|
921 | is_bsd_partition_type(int type)
|
---|
922 | {
|
---|
923 | return (type == FREEBSD_PARTITION ||
|
---|
924 | type == hidden(FREEBSD_PARTITION) ||
|
---|
925 | type == NETBSD_PARTITION ||
|
---|
926 | type == hidden(NETBSD_PARTITION));
|
---|
927 | }
|
---|
928 | #endif
|
---|
929 |
|
---|
930 | static void
|
---|
931 | bselect(void)
|
---|
932 | {
|
---|
933 | #if !defined (__alpha__)
|
---|
934 | int t, ss;
|
---|
935 | struct partition *p;
|
---|
936 |
|
---|
937 | for (t = 0; t < 4; t++) {
|
---|
938 | p = get_part_table(t);
|
---|
939 | if (p && is_bsd_partition_type(p->sys_ind)) {
|
---|
940 | xbsd_part = p;
|
---|
941 | xbsd_part_index = t;
|
---|
942 | ss = get_start_sect(xbsd_part);
|
---|
943 | if (ss == 0) {
|
---|
944 | fprintf(stderr, _("Partition %s has invalid starting sector 0.\n"),
|
---|
945 | partname(disk_device, t+1, 0));
|
---|
946 | return;
|
---|
947 | }
|
---|
948 | printf(_("Reading disklabel of %s at sector %d.\n"),
|
---|
949 | partname(disk_device, t+1, 0), ss + BSD_LABELSECTOR);
|
---|
950 | if (xbsd_readlabel(xbsd_part, &xbsd_dlabel) == 0)
|
---|
951 | if (xbsd_create_disklabel() == 0)
|
---|
952 | return;
|
---|
953 | break;
|
---|
954 | }
|
---|
955 | }
|
---|
956 |
|
---|
957 | if (t == 4) {
|
---|
958 | printf(_("There is no *BSD partition on %s.\n"), disk_device);
|
---|
959 | return;
|
---|
960 | }
|
---|
961 |
|
---|
962 | #elif defined (__alpha__)
|
---|
963 |
|
---|
964 | if (xbsd_readlabel(NULL, &xbsd_dlabel) == 0)
|
---|
965 | if (xbsd_create_disklabel() == 0)
|
---|
966 | exit (EXIT_SUCCESS);
|
---|
967 |
|
---|
968 | #endif
|
---|
969 |
|
---|
970 | while (1) {
|
---|
971 | putchar('\n');
|
---|
972 | switch (tolower(read_char(_("BSD disklabel command (m for help): ")))) {
|
---|
973 | case 'd':
|
---|
974 | xbsd_delete_part();
|
---|
975 | break;
|
---|
976 | case 'e':
|
---|
977 | xbsd_edit_disklabel();
|
---|
978 | break;
|
---|
979 | case 'i':
|
---|
980 | xbsd_write_bootstrap();
|
---|
981 | break;
|
---|
982 | case 'l':
|
---|
983 | xbsd_list_types();
|
---|
984 | break;
|
---|
985 | case 'n':
|
---|
986 | xbsd_new_part();
|
---|
987 | break;
|
---|
988 | case 'p':
|
---|
989 | xbsd_print_disklabel(0);
|
---|
990 | break;
|
---|
991 | case 'q':
|
---|
992 | close(fd);
|
---|
993 | exit(EXIT_SUCCESS);
|
---|
994 | case 'r':
|
---|
995 | return;
|
---|
996 | case 's':
|
---|
997 | xbsd_print_disklabel(1);
|
---|
998 | break;
|
---|
999 | case 't':
|
---|
1000 | xbsd_change_fstype();
|
---|
1001 | break;
|
---|
1002 | case 'u':
|
---|
1003 | change_units();
|
---|
1004 | break;
|
---|
1005 | case 'w':
|
---|
1006 | xbsd_write_disklabel();
|
---|
1007 | break;
|
---|
1008 | #if !defined (__alpha__)
|
---|
1009 | case 'x':
|
---|
1010 | xbsd_link_part();
|
---|
1011 | break;
|
---|
1012 | #endif
|
---|
1013 | default:
|
---|
1014 | bmenu();
|
---|
1015 | break;
|
---|
1016 | }
|
---|
1017 | }
|
---|
1018 | }
|
---|
1019 |
|
---|
1020 | static void
|
---|
1021 | xbsd_delete_part(void)
|
---|
1022 | {
|
---|
1023 | int i;
|
---|
1024 |
|
---|
1025 | i = xbsd_get_part_index(xbsd_dlabel.d_npartitions);
|
---|
1026 | xbsd_dlabel.d_partitions[i].p_size = 0;
|
---|
1027 | xbsd_dlabel.d_partitions[i].p_offset = 0;
|
---|
1028 | xbsd_dlabel.d_partitions[i].p_fstype = BSD_FS_UNUSED;
|
---|
1029 | if (xbsd_dlabel.d_npartitions == i + 1)
|
---|
1030 | while (xbsd_dlabel.d_partitions[xbsd_dlabel.d_npartitions-1].p_size == 0)
|
---|
1031 | xbsd_dlabel.d_npartitions--;
|
---|
1032 | }
|
---|
1033 |
|
---|
1034 | static void
|
---|
1035 | xbsd_new_part(void)
|
---|
1036 | {
|
---|
1037 | off_t begin, end;
|
---|
1038 | char mesg[256];
|
---|
1039 | int i;
|
---|
1040 |
|
---|
1041 | if (!xbsd_check_new_partition(&i))
|
---|
1042 | return;
|
---|
1043 |
|
---|
1044 | #if !defined (__alpha__) && !defined (__powerpc__) && !defined (__hppa__)
|
---|
1045 | begin = get_start_sect(xbsd_part);
|
---|
1046 | end = begin + get_nr_sects(xbsd_part) - 1;
|
---|
1047 | #else
|
---|
1048 | begin = 0;
|
---|
1049 | end = xbsd_dlabel.d_secperunit - 1;
|
---|
1050 | #endif
|
---|
1051 |
|
---|
1052 | snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
|
---|
1053 | begin = read_int(bsd_cround(begin), bsd_cround(begin), bsd_cround(end),
|
---|
1054 | 0, mesg);
|
---|
1055 |
|
---|
1056 | if (display_in_cyl_units)
|
---|
1057 | begin = (begin - 1) * xbsd_dlabel.d_secpercyl;
|
---|
1058 |
|
---|
1059 | snprintf(mesg, sizeof(mesg), _("Last %s or +size or +sizeM or +sizeK"),
|
---|
1060 | str_units(SINGULAR));
|
---|
1061 | end = read_int(bsd_cround (begin), bsd_cround (end), bsd_cround (end),
|
---|
1062 | bsd_cround (begin), mesg);
|
---|
1063 |
|
---|
1064 | if (display_in_cyl_units)
|
---|
1065 | end = end * xbsd_dlabel.d_secpercyl - 1;
|
---|
1066 |
|
---|
1067 | xbsd_dlabel.d_partitions[i].p_size = end - begin + 1;
|
---|
1068 | xbsd_dlabel.d_partitions[i].p_offset = begin;
|
---|
1069 | xbsd_dlabel.d_partitions[i].p_fstype = BSD_FS_UNUSED;
|
---|
1070 | }
|
---|
1071 |
|
---|
1072 | static void
|
---|
1073 | xbsd_print_disklabel(int show_all)
|
---|
1074 | {
|
---|
1075 | struct xbsd_disklabel *lp = &xbsd_dlabel;
|
---|
1076 | struct xbsd_partition *pp;
|
---|
1077 | int i, j;
|
---|
1078 |
|
---|
1079 | if (show_all) {
|
---|
1080 | #if defined (__alpha__)
|
---|
1081 | printf("# %s:\n", disk_device);
|
---|
1082 | #else
|
---|
1083 | printf("# %s:\n", partname(disk_device, xbsd_part_index+1, 0));
|
---|
1084 | #endif
|
---|
1085 | if ((unsigned) lp->d_type < BSD_DKMAXTYPES)
|
---|
1086 | printf(_("type: %s\n"), xbsd_dktypenames[lp->d_type]);
|
---|
1087 | else
|
---|
1088 | printf(_("type: %d\n"), lp->d_type);
|
---|
1089 | printf(_("disk: %.*s\n"), (int) sizeof(lp->d_typename), lp->d_typename);
|
---|
1090 | printf(_("label: %.*s\n"), (int) sizeof(lp->d_packname), lp->d_packname);
|
---|
1091 | printf(_("flags:"));
|
---|
1092 | if (lp->d_flags & BSD_D_REMOVABLE)
|
---|
1093 | printf(_(" removable"));
|
---|
1094 | if (lp->d_flags & BSD_D_ECC)
|
---|
1095 | printf(_(" ecc"));
|
---|
1096 | if (lp->d_flags & BSD_D_BADSECT)
|
---|
1097 | printf(_(" badsect"));
|
---|
1098 | printf("\n");
|
---|
1099 | /* On various machines the fields of *lp are short/int/long */
|
---|
1100 | /* In order to avoid problems, we cast them all to long. */
|
---|
1101 | printf(_("bytes/sector: %ld\n"), (long) lp->d_secsize);
|
---|
1102 | printf(_("sectors/track: %ld\n"), (long) lp->d_nsectors);
|
---|
1103 | printf(_("tracks/cylinder: %ld\n"), (long) lp->d_ntracks);
|
---|
1104 | printf(_("sectors/cylinder: %ld\n"), (long) lp->d_secpercyl);
|
---|
1105 | printf(_("cylinders: %ld\n"), (long) lp->d_ncylinders);
|
---|
1106 | printf(_("rpm: %d\n"), lp->d_rpm);
|
---|
1107 | printf(_("interleave: %d\n"), lp->d_interleave);
|
---|
1108 | printf(_("trackskew: %d\n"), lp->d_trackskew);
|
---|
1109 | printf(_("cylinderskew: %d\n"), lp->d_cylskew);
|
---|
1110 | printf(_("headswitch: %ld\t\t# milliseconds\n"),
|
---|
1111 | (long) lp->d_headswitch);
|
---|
1112 | printf(_("track-to-track seek: %ld\t# milliseconds\n"),
|
---|
1113 | (long) lp->d_trkseek);
|
---|
1114 | printf(_("drivedata: "));
|
---|
1115 | for (i = NDDATA - 1; i >= 0; i--)
|
---|
1116 | if (lp->d_drivedata[i])
|
---|
1117 | break;
|
---|
1118 | if (i < 0)
|
---|
1119 | i = 0;
|
---|
1120 | for (j = 0; j <= i; j++)
|
---|
1121 | printf("%ld ", (long) lp->d_drivedata[j]);
|
---|
1122 | }
|
---|
1123 | printf(_("\n%d partitions:\n"), lp->d_npartitions);
|
---|
1124 | printf(_("# start end size fstype [fsize bsize cpg]\n"));
|
---|
1125 | pp = lp->d_partitions;
|
---|
1126 | for (i = 0; i < lp->d_npartitions; i++, pp++) {
|
---|
1127 | if (pp->p_size) {
|
---|
1128 | if (display_in_cyl_units && lp->d_secpercyl) {
|
---|
1129 | printf(" %c: %8ld%c %8ld%c %8ld%c ",
|
---|
1130 | 'a' + i,
|
---|
1131 | (long) pp->p_offset / lp->d_secpercyl + 1,
|
---|
1132 | (pp->p_offset % lp->d_secpercyl) ? '*' : ' ',
|
---|
1133 | (long) (pp->p_offset + pp->p_size + lp->d_secpercyl - 1) / lp->d_secpercyl,
|
---|
1134 | ((pp->p_offset + pp->p_size) % lp->d_secpercyl) ? '*' : ' ',
|
---|
1135 | (long) pp->p_size / lp->d_secpercyl,
|
---|
1136 | (pp->p_size % lp->d_secpercyl) ? '*' : ' '
|
---|
1137 | );
|
---|
1138 | } else {
|
---|
1139 | printf(" %c: %8ld %8ld %8ld ",
|
---|
1140 | 'a' + i,
|
---|
1141 | (long) pp->p_offset,
|
---|
1142 | (long) pp->p_offset + pp->p_size - 1,
|
---|
1143 | (long) pp->p_size
|
---|
1144 | );
|
---|
1145 | }
|
---|
1146 |
|
---|
1147 | if ((unsigned) pp->p_fstype < BSD_FSMAXTYPES)
|
---|
1148 | printf("%8.8s", xbsd_fstypes[pp->p_fstype].name);
|
---|
1149 | else
|
---|
1150 | printf("%8x", pp->p_fstype);
|
---|
1151 |
|
---|
1152 | switch (pp->p_fstype) {
|
---|
1153 | case BSD_FS_UNUSED:
|
---|
1154 | printf(" %5ld %5ld %5.5s ",
|
---|
1155 | (long) pp->p_fsize, (long) pp->p_fsize * pp->p_frag, "");
|
---|
1156 | break;
|
---|
1157 | case BSD_FS_BSDFFS:
|
---|
1158 | printf(" %5ld %5ld %5d ",
|
---|
1159 | (long) pp->p_fsize, (long) pp->p_fsize * pp->p_frag, pp->p_cpg);
|
---|
1160 | break;
|
---|
1161 | default:
|
---|
1162 | printf("%22.22s", "");
|
---|
1163 | break;
|
---|
1164 | }
|
---|
1165 | printf("\n");
|
---|
1166 | }
|
---|
1167 | }
|
---|
1168 | }
|
---|
1169 |
|
---|
1170 | static void
|
---|
1171 | xbsd_write_disklabel(void)
|
---|
1172 | {
|
---|
1173 | #if defined (__alpha__)
|
---|
1174 | printf(_("Writing disklabel to %s.\n"), disk_device);
|
---|
1175 | xbsd_writelabel(NULL, &xbsd_dlabel);
|
---|
1176 | #else
|
---|
1177 | printf(_("Writing disklabel to %s.\n"),
|
---|
1178 | partname(disk_device, xbsd_part_index + 1, 0));
|
---|
1179 | xbsd_writelabel(xbsd_part, &xbsd_dlabel);
|
---|
1180 | #endif
|
---|
1181 | reread_partition_table(0); /* no exit yet */
|
---|
1182 | }
|
---|
1183 |
|
---|
1184 | static int
|
---|
1185 | xbsd_create_disklabel(void)
|
---|
1186 | {
|
---|
1187 | char c;
|
---|
1188 |
|
---|
1189 | #if defined (__alpha__)
|
---|
1190 | fprintf(stderr, _("%s contains no disklabel.\n"), disk_device);
|
---|
1191 | #else
|
---|
1192 | fprintf(stderr, _("%s contains no disklabel.\n"),
|
---|
1193 | partname(disk_device, xbsd_part_index + 1, 0));
|
---|
1194 | #endif
|
---|
1195 |
|
---|
1196 | while (1) {
|
---|
1197 | c = read_char(_("Do you want to create a disklabel? (y/n) "));
|
---|
1198 | if (c == 'y' || c == 'Y') {
|
---|
1199 | if (xbsd_initlabel(
|
---|
1200 | #if defined (__alpha__) || defined (__powerpc__) || defined (__hppa__) || \
|
---|
1201 | defined (__s390__) || defined (__s390x__)
|
---|
1202 | NULL, &xbsd_dlabel
|
---|
1203 | #else
|
---|
1204 | xbsd_part, &xbsd_dlabel/* not used, xbsd_part_index*/
|
---|
1205 | #endif
|
---|
1206 | ) == 1) {
|
---|
1207 | xbsd_print_disklabel (1);
|
---|
1208 | return 1;
|
---|
1209 | } else
|
---|
1210 | return 0;
|
---|
1211 | } else if (c == 'n')
|
---|
1212 | return 0;
|
---|
1213 | }
|
---|
1214 | }
|
---|
1215 |
|
---|
1216 | static int
|
---|
1217 | edit_int(int def, char *mesg)
|
---|
1218 | {
|
---|
1219 | do {
|
---|
1220 | fputs(mesg, stdout);
|
---|
1221 | printf(" (%d): ", def);
|
---|
1222 | if (!read_line())
|
---|
1223 | return def;
|
---|
1224 | }
|
---|
1225 | while (!isdigit(*line_ptr)); /* FIXME: ?!! */
|
---|
1226 | return atoi(line_ptr);
|
---|
1227 | }
|
---|
1228 |
|
---|
1229 | static void
|
---|
1230 | xbsd_edit_disklabel(void)
|
---|
1231 | {
|
---|
1232 | struct xbsd_disklabel *d;
|
---|
1233 |
|
---|
1234 | d = &xbsd_dlabel;
|
---|
1235 |
|
---|
1236 | #if defined (__alpha__) || defined (__ia64__)
|
---|
1237 | d->d_secsize = (u_long) edit_int((u_long) d->d_secsize ,_("bytes/sector"));
|
---|
1238 | d->d_nsectors = (u_long) edit_int((u_long) d->d_nsectors ,_("sectors/track"));
|
---|
1239 | d->d_ntracks = (u_long) edit_int((u_long) d->d_ntracks ,_("tracks/cylinder"));
|
---|
1240 | d->d_ncylinders = (u_long) edit_int((u_long) d->d_ncylinders ,_("cylinders"));
|
---|
1241 | #endif
|
---|
1242 |
|
---|
1243 | /* d->d_secpercyl can be != d->d_nsectors * d->d_ntracks */
|
---|
1244 | while (1) {
|
---|
1245 | d->d_secpercyl = (u_long) edit_int((u_long) d->d_nsectors * d->d_ntracks,
|
---|
1246 | _("sectors/cylinder"));
|
---|
1247 | if (d->d_secpercyl <= d->d_nsectors * d->d_ntracks)
|
---|
1248 | break;
|
---|
1249 |
|
---|
1250 | printf(_("Must be <= sectors/track * tracks/cylinder (default).\n"));
|
---|
1251 | }
|
---|
1252 | d->d_rpm = (u_short) edit_int((u_short) d->d_rpm ,_("rpm"));
|
---|
1253 | d->d_interleave = (u_short) edit_int((u_short) d->d_interleave,_("interleave"));
|
---|
1254 | d->d_trackskew = (u_short) edit_int((u_short) d->d_trackskew ,_("trackskew"));
|
---|
1255 | d->d_cylskew = (u_short) edit_int((u_short) d->d_cylskew ,_("cylinderskew"));
|
---|
1256 | d->d_headswitch = (u_long) edit_int((u_long) d->d_headswitch ,_("headswitch"));
|
---|
1257 | d->d_trkseek = (u_long) edit_int((u_long) d->d_trkseek ,_("track-to-track seek"));
|
---|
1258 |
|
---|
1259 | d->d_secperunit = d->d_secpercyl * d->d_ncylinders;
|
---|
1260 | }
|
---|
1261 |
|
---|
1262 | static int
|
---|
1263 | xbsd_get_bootstrap (char *path, void *ptr, int size)
|
---|
1264 | {
|
---|
1265 | int fdb;
|
---|
1266 |
|
---|
1267 | if ((fdb = open (path, O_RDONLY)) < 0) {
|
---|
1268 | perror(path);
|
---|
1269 | return 0;
|
---|
1270 | }
|
---|
1271 | if (read(fdb, ptr, size) < 0) {
|
---|
1272 | perror(path);
|
---|
1273 | close(fdb);
|
---|
1274 | return 0;
|
---|
1275 | }
|
---|
1276 | printf(" ... %s\n", path);
|
---|
1277 | close(fdb);
|
---|
1278 | return 1;
|
---|
1279 | }
|
---|
1280 |
|
---|
1281 | static void
|
---|
1282 | sync_disks(void)
|
---|
1283 | {
|
---|
1284 | printf(_("\nSyncing disks.\n"));
|
---|
1285 | sync();
|
---|
1286 | sleep(4); /* What? */
|
---|
1287 | }
|
---|
1288 |
|
---|
1289 | static void
|
---|
1290 | xbsd_write_bootstrap(void)
|
---|
1291 | {
|
---|
1292 | char *bootdir = BSD_LINUX_BOOTDIR;
|
---|
1293 | char path[MAXPATHLEN];
|
---|
1294 | char *dkbasename;
|
---|
1295 | struct xbsd_disklabel dl;
|
---|
1296 | char *d, *p, *e;
|
---|
1297 | int sector;
|
---|
1298 |
|
---|
1299 | if (xbsd_dlabel.d_type == BSD_DTYPE_SCSI)
|
---|
1300 | dkbasename = "sd";
|
---|
1301 | else
|
---|
1302 | dkbasename = "wd";
|
---|
1303 |
|
---|
1304 | printf(_("Bootstrap: %sboot -> boot%s (%s): "),
|
---|
1305 | dkbasename, dkbasename, dkbasename);
|
---|
1306 | if (read_line()) {
|
---|
1307 | line_ptr[strlen(line_ptr)-1] = '\0';
|
---|
1308 | dkbasename = line_ptr;
|
---|
1309 | }
|
---|
1310 | snprintf(path, sizeof(path), "%s/%sboot", bootdir, dkbasename);
|
---|
1311 | if (!xbsd_get_bootstrap(path, disklabelbuffer, (int) xbsd_dlabel.d_secsize))
|
---|
1312 | return;
|
---|
1313 |
|
---|
1314 | /* We need a backup of the disklabel (xbsd_dlabel might have changed). */
|
---|
1315 | d = &disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE];
|
---|
1316 | memmove(&dl, d, sizeof(struct xbsd_disklabel));
|
---|
1317 |
|
---|
1318 | /* The disklabel will be overwritten by 0's from bootxx anyway */
|
---|
1319 | memset(d, 0, sizeof(struct xbsd_disklabel));
|
---|
1320 |
|
---|
1321 | snprintf(path, sizeof(path), "%s/boot%s", bootdir, dkbasename);
|
---|
1322 | if (!xbsd_get_bootstrap (path, &disklabelbuffer[xbsd_dlabel.d_secsize],
|
---|
1323 | (int) xbsd_dlabel.d_bbsize - xbsd_dlabel.d_secsize))
|
---|
1324 | return;
|
---|
1325 |
|
---|
1326 | e = d + sizeof(struct xbsd_disklabel);
|
---|
1327 | for (p = d; p < e; p++)
|
---|
1328 | if (*p) {
|
---|
1329 | fprintf(stderr, _("Bootstrap overlaps with disk label!\n"));
|
---|
1330 | exit(EXIT_FAILURE);
|
---|
1331 | }
|
---|
1332 |
|
---|
1333 | memmove(d, &dl, sizeof(struct xbsd_disklabel));
|
---|
1334 |
|
---|
1335 | #if defined (__powerpc__) || defined (__hppa__)
|
---|
1336 | sector = 0;
|
---|
1337 | #elif defined (__alpha__)
|
---|
1338 | sector = 0;
|
---|
1339 | alpha_bootblock_checksum(disklabelbuffer);
|
---|
1340 | #else
|
---|
1341 | sector = get_start_sect(xbsd_part);
|
---|
1342 | #endif
|
---|
1343 |
|
---|
1344 | if (lseek(fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
|
---|
1345 | fdisk_fatal(unable_to_seek);
|
---|
1346 | if (BSD_BBSIZE != write(fd, disklabelbuffer, BSD_BBSIZE))
|
---|
1347 | fdisk_fatal(unable_to_write);
|
---|
1348 |
|
---|
1349 | #if defined (__alpha__)
|
---|
1350 | printf(_("Bootstrap installed on %s.\n"), disk_device);
|
---|
1351 | #else
|
---|
1352 | printf(_("Bootstrap installed on %s.\n"),
|
---|
1353 | partname (disk_device, xbsd_part_index+1, 0));
|
---|
1354 | #endif
|
---|
1355 |
|
---|
1356 | sync_disks();
|
---|
1357 | }
|
---|
1358 |
|
---|
1359 | static void
|
---|
1360 | xbsd_change_fstype(void)
|
---|
1361 | {
|
---|
1362 | int i;
|
---|
1363 |
|
---|
1364 | i = xbsd_get_part_index(xbsd_dlabel.d_npartitions);
|
---|
1365 | xbsd_dlabel.d_partitions[i].p_fstype = read_hex(xbsd_fstypes);
|
---|
1366 | }
|
---|
1367 |
|
---|
1368 | static int
|
---|
1369 | xbsd_get_part_index(int max)
|
---|
1370 | {
|
---|
1371 | char prompt[256];
|
---|
1372 | char l;
|
---|
1373 |
|
---|
1374 | snprintf(prompt, sizeof(prompt), _("Partition (a-%c): "), 'a' + max - 1);
|
---|
1375 | do
|
---|
1376 | l = tolower(read_char(prompt));
|
---|
1377 | while (l < 'a' || l > 'a' + max - 1);
|
---|
1378 | return l - 'a';
|
---|
1379 | }
|
---|
1380 |
|
---|
1381 | static int
|
---|
1382 | xbsd_check_new_partition(int *i)
|
---|
1383 | {
|
---|
1384 | /* room for more? various BSD flavours have different maxima */
|
---|
1385 | if (xbsd_dlabel.d_npartitions == BSD_MAXPARTITIONS) {
|
---|
1386 | int t;
|
---|
1387 |
|
---|
1388 | for (t = 0; t < BSD_MAXPARTITIONS; t++)
|
---|
1389 | if (xbsd_dlabel.d_partitions[t].p_size == 0)
|
---|
1390 | break;
|
---|
1391 |
|
---|
1392 | if (t == BSD_MAXPARTITIONS) {
|
---|
1393 | fprintf(stderr, _("The maximum number of partitions "
|
---|
1394 | "has been created\n"));
|
---|
1395 | return 0;
|
---|
1396 | }
|
---|
1397 | }
|
---|
1398 |
|
---|
1399 | *i = xbsd_get_part_index (BSD_MAXPARTITIONS);
|
---|
1400 |
|
---|
1401 | if (*i >= xbsd_dlabel.d_npartitions)
|
---|
1402 | xbsd_dlabel.d_npartitions = (*i) + 1;
|
---|
1403 |
|
---|
1404 | if (xbsd_dlabel.d_partitions[*i].p_size != 0) {
|
---|
1405 | fprintf(stderr, _("This partition already exists.\n"));
|
---|
1406 | return 0;
|
---|
1407 | }
|
---|
1408 |
|
---|
1409 | return 1;
|
---|
1410 | }
|
---|
1411 |
|
---|
1412 | static void
|
---|
1413 | xbsd_list_types(void)
|
---|
1414 | {
|
---|
1415 | list_types(xbsd_fstypes);
|
---|
1416 | }
|
---|
1417 |
|
---|
1418 | static u_short
|
---|
1419 | xbsd_dkcksum(struct xbsd_disklabel *lp)
|
---|
1420 | {
|
---|
1421 | u_short *start, *end;
|
---|
1422 | u_short sum = 0;
|
---|
1423 |
|
---|
1424 | start = (u_short *) lp;
|
---|
1425 | end = (u_short *) &lp->d_partitions[lp->d_npartitions];
|
---|
1426 | while (start < end)
|
---|
1427 | sum ^= *start++;
|
---|
1428 | return sum;
|
---|
1429 | }
|
---|
1430 |
|
---|
1431 | static int
|
---|
1432 | xbsd_initlabel(struct partition *p, struct xbsd_disklabel *d)
|
---|
1433 | {
|
---|
1434 | struct xbsd_partition *pp;
|
---|
1435 |
|
---|
1436 | get_geometry();
|
---|
1437 | memset(d, 0, sizeof(struct xbsd_disklabel));
|
---|
1438 |
|
---|
1439 | d->d_magic = BSD_DISKMAGIC;
|
---|
1440 |
|
---|
1441 | if (strncmp(disk_device, "/dev/sd", 7) == 0)
|
---|
1442 | d->d_type = BSD_DTYPE_SCSI;
|
---|
1443 | else
|
---|
1444 | d->d_type = BSD_DTYPE_ST506;
|
---|
1445 |
|
---|
1446 | #if 0 /* not used (at least not written to disk) by NetBSD/i386 1.0 */
|
---|
1447 | d->d_subtype = BSD_DSTYPE_INDOSPART & pindex;
|
---|
1448 | #endif
|
---|
1449 |
|
---|
1450 | #if !defined (__alpha__)
|
---|
1451 | d->d_flags = BSD_D_DOSPART;
|
---|
1452 | #else
|
---|
1453 | d->d_flags = 0;
|
---|
1454 | #endif
|
---|
1455 | d->d_secsize = SECTOR_SIZE; /* bytes/sector */
|
---|
1456 | d->d_nsectors = sectors; /* sectors/track */
|
---|
1457 | d->d_ntracks = heads; /* tracks/cylinder (heads) */
|
---|
1458 | d->d_ncylinders = cylinders;
|
---|
1459 | d->d_secpercyl = sectors * heads;/* sectors/cylinder */
|
---|
1460 | if (d->d_secpercyl == 0)
|
---|
1461 | d->d_secpercyl = 1; /* avoid segfaults */
|
---|
1462 | d->d_secperunit = d->d_secpercyl * d->d_ncylinders;
|
---|
1463 |
|
---|
1464 | d->d_rpm = 3600;
|
---|
1465 | d->d_interleave = 1;
|
---|
1466 | d->d_trackskew = 0;
|
---|
1467 | d->d_cylskew = 0;
|
---|
1468 | d->d_headswitch = 0;
|
---|
1469 | d->d_trkseek = 0;
|
---|
1470 |
|
---|
1471 | d->d_magic2 = BSD_DISKMAGIC;
|
---|
1472 | d->d_bbsize = BSD_BBSIZE;
|
---|
1473 | d->d_sbsize = BSD_SBSIZE;
|
---|
1474 |
|
---|
1475 | #if !defined (__alpha__)
|
---|
1476 | d->d_npartitions = 4;
|
---|
1477 | pp = &d->d_partitions[2]; /* Partition C should be
|
---|
1478 | the NetBSD partition */
|
---|
1479 | pp->p_offset = get_start_sect(p);
|
---|
1480 | pp->p_size = get_nr_sects(p);
|
---|
1481 | pp->p_fstype = BSD_FS_UNUSED;
|
---|
1482 | pp = &d->d_partitions[3]; /* Partition D should be
|
---|
1483 | the whole disk */
|
---|
1484 | pp->p_offset = 0;
|
---|
1485 | pp->p_size = d->d_secperunit;
|
---|
1486 | pp->p_fstype = BSD_FS_UNUSED;
|
---|
1487 | #elif defined (__alpha__)
|
---|
1488 | d->d_npartitions = 3;
|
---|
1489 | pp = &d->d_partitions[2]; /* Partition C should be
|
---|
1490 | the whole disk */
|
---|
1491 | pp->p_offset = 0;
|
---|
1492 | pp->p_size = d->d_secperunit;
|
---|
1493 | pp->p_fstype = BSD_FS_UNUSED;
|
---|
1494 | #endif
|
---|
1495 |
|
---|
1496 | return 1;
|
---|
1497 | }
|
---|
1498 |
|
---|
1499 | /*
|
---|
1500 | * Read a xbsd_disklabel from sector 0 or from the starting sector of p.
|
---|
1501 | * If it has the right magic, return 1.
|
---|
1502 | */
|
---|
1503 | static int
|
---|
1504 | xbsd_readlabel (struct partition *p, struct xbsd_disklabel *d)
|
---|
1505 | {
|
---|
1506 | int t, sector;
|
---|
1507 |
|
---|
1508 | /* p is used only to get the starting sector */
|
---|
1509 | #if !defined (__alpha__)
|
---|
1510 | sector = (p ? get_start_sect(p) : 0);
|
---|
1511 | #elif defined (__alpha__)
|
---|
1512 | sector = 0;
|
---|
1513 | #endif
|
---|
1514 |
|
---|
1515 | if (lseek(fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
|
---|
1516 | fdisk_fatal(unable_to_seek);
|
---|
1517 | if (BSD_BBSIZE != read(fd, disklabelbuffer, BSD_BBSIZE))
|
---|
1518 | fdisk_fatal(unable_to_read);
|
---|
1519 |
|
---|
1520 | memmove(d, &disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE + BSD_LABELOFFSET],
|
---|
1521 | sizeof(struct xbsd_disklabel));
|
---|
1522 |
|
---|
1523 | if (d->d_magic != BSD_DISKMAGIC || d->d_magic2 != BSD_DISKMAGIC)
|
---|
1524 | return 0;
|
---|
1525 |
|
---|
1526 | for (t = d->d_npartitions; t < BSD_MAXPARTITIONS; t++) {
|
---|
1527 | d->d_partitions[t].p_size = 0;
|
---|
1528 | d->d_partitions[t].p_offset = 0;
|
---|
1529 | d->d_partitions[t].p_fstype = BSD_FS_UNUSED;
|
---|
1530 | }
|
---|
1531 |
|
---|
1532 | if (d->d_npartitions > BSD_MAXPARTITIONS)
|
---|
1533 | fprintf(stderr, _("Warning: too many partitions "
|
---|
1534 | "(%d, maximum is %d).\n"),
|
---|
1535 | d->d_npartitions, BSD_MAXPARTITIONS);
|
---|
1536 | return 1;
|
---|
1537 | }
|
---|
1538 |
|
---|
1539 | static int
|
---|
1540 | xbsd_writelabel (struct partition *p, struct xbsd_disklabel *d)
|
---|
1541 | {
|
---|
1542 | unsigned int sector;
|
---|
1543 |
|
---|
1544 | #if !defined (__alpha__) && !defined (__powerpc__) && !defined (__hppa__)
|
---|
1545 | sector = get_start_sect(p) + BSD_LABELSECTOR;
|
---|
1546 | #else
|
---|
1547 | sector = BSD_LABELSECTOR;
|
---|
1548 | #endif
|
---|
1549 |
|
---|
1550 | d->d_checksum = 0;
|
---|
1551 | d->d_checksum = xbsd_dkcksum (d);
|
---|
1552 |
|
---|
1553 | /* This is necessary if we want to write the bootstrap later,
|
---|
1554 | otherwise we'd write the old disklabel with the bootstrap.
|
---|
1555 | */
|
---|
1556 | memmove(&disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE + BSD_LABELOFFSET],
|
---|
1557 | d, sizeof(struct xbsd_disklabel));
|
---|
1558 |
|
---|
1559 | #if defined (__alpha__) && BSD_LABELSECTOR == 0
|
---|
1560 | alpha_bootblock_checksum (disklabelbuffer);
|
---|
1561 | if (lseek(fd, 0, SEEK_SET) == -1)
|
---|
1562 | fdisk_fatal(unable_to_seek);
|
---|
1563 | if (BSD_BBSIZE != write(fd, disklabelbuffer, BSD_BBSIZE))
|
---|
1564 | fdisk_fatal(unable_to_write);
|
---|
1565 | #else
|
---|
1566 | if (lseek(fd, sector * SECTOR_SIZE + BSD_LABELOFFSET, SEEK_SET) == -1)
|
---|
1567 | fdisk_fatal(unable_to_seek);
|
---|
1568 | if (sizeof(struct xbsd_disklabel) != write(fd, d, sizeof(struct xbsd_disklabel)))
|
---|
1569 | fdisk_fatal(unable_to_write);
|
---|
1570 | #endif
|
---|
1571 | sync_disks();
|
---|
1572 | return 1;
|
---|
1573 | }
|
---|
1574 |
|
---|
1575 |
|
---|
1576 | #if !defined (__alpha__)
|
---|
1577 | static int
|
---|
1578 | xbsd_translate_fstype(int linux_type)
|
---|
1579 | {
|
---|
1580 | switch (linux_type) {
|
---|
1581 | case 0x01: /* DOS 12-bit FAT */
|
---|
1582 | case 0x04: /* DOS 16-bit <32M */
|
---|
1583 | case 0x06: /* DOS 16-bit >=32M */
|
---|
1584 | case 0xe1: /* DOS access */
|
---|
1585 | case 0xe3: /* DOS R/O */
|
---|
1586 | case 0xf2: /* DOS secondary */
|
---|
1587 | return BSD_FS_MSDOS;
|
---|
1588 | case 0x07: /* OS/2 HPFS */
|
---|
1589 | return BSD_FS_HPFS;
|
---|
1590 | default:
|
---|
1591 | return BSD_FS_OTHER;
|
---|
1592 | }
|
---|
1593 | }
|
---|
1594 |
|
---|
1595 | static void
|
---|
1596 | xbsd_link_part(void)
|
---|
1597 | {
|
---|
1598 | int k, i;
|
---|
1599 | struct partition *p;
|
---|
1600 |
|
---|
1601 | k = get_partition(1, partitions);
|
---|
1602 |
|
---|
1603 | if (!xbsd_check_new_partition(&i))
|
---|
1604 | return;
|
---|
1605 |
|
---|
1606 | p = get_part_table(k);
|
---|
1607 |
|
---|
1608 | xbsd_dlabel.d_partitions[i].p_size = get_nr_sects(p);
|
---|
1609 | xbsd_dlabel.d_partitions[i].p_offset = get_start_sect(p);
|
---|
1610 | xbsd_dlabel.d_partitions[i].p_fstype = xbsd_translate_fstype(p->sys_ind);
|
---|
1611 | }
|
---|
1612 | #endif
|
---|
1613 |
|
---|
1614 | #if defined (__alpha__)
|
---|
1615 |
|
---|
1616 | #if !defined(__GLIBC__)
|
---|
1617 | typedef unsigned long long uint64_t;
|
---|
1618 | #endif
|
---|
1619 |
|
---|
1620 | static void
|
---|
1621 | alpha_bootblock_checksum(char *boot)
|
---|
1622 | {
|
---|
1623 | uint64_t *dp, sum;
|
---|
1624 | int i;
|
---|
1625 |
|
---|
1626 | dp = (uint64_t *)boot;
|
---|
1627 | sum = 0;
|
---|
1628 | for (i = 0; i < 63; i++)
|
---|
1629 | sum += dp[i];
|
---|
1630 | dp[63] = sum;
|
---|
1631 | }
|
---|
1632 | #endif /* __alpha__ */
|
---|
1633 |
|
---|
1634 | #endif /* OSF_LABEL */
|
---|
1635 |
|
---|
1636 | #if defined(CONFIG_FEATURE_SGI_LABEL) || defined(CONFIG_FEATURE_SUN_LABEL)
|
---|
1637 | static inline unsigned short
|
---|
1638 | __swap16(unsigned short x)
|
---|
1639 | {
|
---|
1640 | return (((uint16_t)(x) & 0xFF) << 8) | (((uint16_t)(x) & 0xFF00) >> 8);
|
---|
1641 | }
|
---|
1642 |
|
---|
1643 | static inline uint32_t
|
---|
1644 | __swap32(uint32_t x)
|
---|
1645 | {
|
---|
1646 | return (((x & 0xFF) << 24) |
|
---|
1647 | ((x & 0xFF00) << 8) |
|
---|
1648 | ((x & 0xFF0000) >> 8) |
|
---|
1649 | ((x & 0xFF000000) >> 24));
|
---|
1650 | }
|
---|
1651 | #endif
|
---|
1652 |
|
---|
1653 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
1654 | /*
|
---|
1655 | *
|
---|
1656 | * fdisksgilabel.c
|
---|
1657 | *
|
---|
1658 | * Copyright (C) Andreas Neuper, Sep 1998.
|
---|
1659 | * This file may be modified and redistributed under
|
---|
1660 | * the terms of the GNU Public License.
|
---|
1661 | *
|
---|
1662 | * Sat Mar 20 EST 1999 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
|
---|
1663 | * Internationalization
|
---|
1664 | */
|
---|
1665 |
|
---|
1666 |
|
---|
1667 | static int sgi_other_endian;
|
---|
1668 | static int debug;
|
---|
1669 | static short sgi_volumes = 1;
|
---|
1670 |
|
---|
1671 | /*
|
---|
1672 | * only dealing with free blocks here
|
---|
1673 | */
|
---|
1674 |
|
---|
1675 | typedef struct {
|
---|
1676 | unsigned int first;
|
---|
1677 | unsigned int last;
|
---|
1678 | } freeblocks;
|
---|
1679 | static freeblocks freelist[17]; /* 16 partitions can produce 17 vacant slots */
|
---|
1680 |
|
---|
1681 | static void
|
---|
1682 | setfreelist(int i, unsigned int f, unsigned int l)
|
---|
1683 | {
|
---|
1684 | freelist[i].first = f;
|
---|
1685 | freelist[i].last = l;
|
---|
1686 | }
|
---|
1687 |
|
---|
1688 | static void
|
---|
1689 | add2freelist(unsigned int f, unsigned int l)
|
---|
1690 | {
|
---|
1691 | int i;
|
---|
1692 | for (i = 0; i < 17 ; i++)
|
---|
1693 | if (freelist[i].last == 0)
|
---|
1694 | break;
|
---|
1695 | setfreelist(i, f, l);
|
---|
1696 | }
|
---|
1697 |
|
---|
1698 | static void
|
---|
1699 | clearfreelist(void)
|
---|
1700 | {
|
---|
1701 | int i;
|
---|
1702 |
|
---|
1703 | for (i = 0; i < 17 ; i++)
|
---|
1704 | setfreelist(i, 0, 0);
|
---|
1705 | }
|
---|
1706 |
|
---|
1707 | static unsigned int
|
---|
1708 | isinfreelist(unsigned int b)
|
---|
1709 | {
|
---|
1710 | int i;
|
---|
1711 |
|
---|
1712 | for (i = 0; i < 17 ; i++)
|
---|
1713 | if (freelist[i].first <= b && freelist[i].last >= b)
|
---|
1714 | return freelist[i].last;
|
---|
1715 | return 0;
|
---|
1716 | }
|
---|
1717 | /* return last vacant block of this stride (never 0). */
|
---|
1718 | /* the '>=' is not quite correct, but simplifies the code */
|
---|
1719 | /*
|
---|
1720 | * end of free blocks section
|
---|
1721 | */
|
---|
1722 |
|
---|
1723 | static const struct systypes sgi_sys_types[] = {
|
---|
1724 | /* SGI_VOLHDR */ { "\x00" "SGI volhdr" },
|
---|
1725 | /* 0x01 */ { "\x01" "SGI trkrepl" },
|
---|
1726 | /* 0x02 */ { "\x02" "SGI secrepl" },
|
---|
1727 | /* SGI_SWAP */ { "\x03" "SGI raw" },
|
---|
1728 | /* 0x04 */ { "\x04" "SGI bsd" },
|
---|
1729 | /* 0x05 */ { "\x05" "SGI sysv" },
|
---|
1730 | /* ENTIRE_DISK */ { "\x06" "SGI volume" },
|
---|
1731 | /* SGI_EFS */ { "\x07" "SGI efs" },
|
---|
1732 | /* 0x08 */ { "\x08" "SGI lvol" },
|
---|
1733 | /* 0x09 */ { "\x09" "SGI rlvol" },
|
---|
1734 | /* SGI_XFS */ { "\x0a" "SGI xfs" },
|
---|
1735 | /* SGI_XFSLOG */ { "\x0b" "SGI xfslog" },
|
---|
1736 | /* SGI_XLV */ { "\x0c" "SGI xlv" },
|
---|
1737 | /* SGI_XVM */ { "\x0d" "SGI xvm" },
|
---|
1738 | /* LINUX_SWAP */ { "\x82" "Linux swap" },
|
---|
1739 | /* LINUX_NATIVE */ { "\x83" "Linux native" },
|
---|
1740 | /* LINUX_LVM */ { "\x8d" "Linux LVM" },
|
---|
1741 | /* LINUX_RAID */ { "\xfd" "Linux RAID" },
|
---|
1742 | { NULL }
|
---|
1743 | };
|
---|
1744 |
|
---|
1745 |
|
---|
1746 | static int
|
---|
1747 | sgi_get_nsect(void)
|
---|
1748 | {
|
---|
1749 | return SGI_SSWAP16(sgilabel->devparam.nsect);
|
---|
1750 | }
|
---|
1751 |
|
---|
1752 | static int
|
---|
1753 | sgi_get_ntrks(void)
|
---|
1754 | {
|
---|
1755 | return SGI_SSWAP16(sgilabel->devparam.ntrks);
|
---|
1756 | }
|
---|
1757 |
|
---|
1758 | static unsigned int
|
---|
1759 | two_s_complement_32bit_sum(unsigned int* base, int size /* in bytes */)
|
---|
1760 | {
|
---|
1761 | int i = 0;
|
---|
1762 | unsigned int sum = 0;
|
---|
1763 |
|
---|
1764 | size /= sizeof(unsigned int);
|
---|
1765 | for (i = 0; i < size; i++)
|
---|
1766 | sum -= SGI_SSWAP32(base[i]);
|
---|
1767 | return sum;
|
---|
1768 | }
|
---|
1769 |
|
---|
1770 | static int
|
---|
1771 | check_sgi_label(void)
|
---|
1772 | {
|
---|
1773 | if (sizeof(sgilabel) > 512) {
|
---|
1774 | fprintf(stderr,
|
---|
1775 | _("According to MIPS Computer Systems, Inc the "
|
---|
1776 | "Label must not contain more than 512 bytes\n"));
|
---|
1777 | exit(1);
|
---|
1778 | }
|
---|
1779 |
|
---|
1780 | if (sgilabel->magic != SGI_LABEL_MAGIC
|
---|
1781 | && sgilabel->magic != SGI_LABEL_MAGIC_SWAPPED) {
|
---|
1782 | current_label_type = label_dos;
|
---|
1783 | return 0;
|
---|
1784 | }
|
---|
1785 |
|
---|
1786 | sgi_other_endian = (sgilabel->magic == SGI_LABEL_MAGIC_SWAPPED);
|
---|
1787 | /*
|
---|
1788 | * test for correct checksum
|
---|
1789 | */
|
---|
1790 | if (two_s_complement_32bit_sum((unsigned int*)sgilabel,
|
---|
1791 | sizeof(*sgilabel))) {
|
---|
1792 | fprintf(stderr,
|
---|
1793 | _("Detected sgi disklabel with wrong checksum.\n"));
|
---|
1794 | }
|
---|
1795 | update_units();
|
---|
1796 | current_label_type = label_sgi;
|
---|
1797 | partitions = 16;
|
---|
1798 | sgi_volumes = 15;
|
---|
1799 | return 1;
|
---|
1800 | }
|
---|
1801 |
|
---|
1802 | static unsigned int
|
---|
1803 | sgi_get_start_sector(int i)
|
---|
1804 | {
|
---|
1805 | return SGI_SSWAP32(sgilabel->partitions[i].start_sector);
|
---|
1806 | }
|
---|
1807 |
|
---|
1808 | static unsigned int
|
---|
1809 | sgi_get_num_sectors(int i)
|
---|
1810 | {
|
---|
1811 | return SGI_SSWAP32(sgilabel->partitions[i].num_sectors);
|
---|
1812 | }
|
---|
1813 |
|
---|
1814 | static int
|
---|
1815 | sgi_get_sysid(int i)
|
---|
1816 | {
|
---|
1817 | return SGI_SSWAP32(sgilabel->partitions[i].id);
|
---|
1818 | }
|
---|
1819 |
|
---|
1820 | static int
|
---|
1821 | sgi_get_bootpartition(void)
|
---|
1822 | {
|
---|
1823 | return SGI_SSWAP16(sgilabel->boot_part);
|
---|
1824 | }
|
---|
1825 |
|
---|
1826 | static int
|
---|
1827 | sgi_get_swappartition(void)
|
---|
1828 | {
|
---|
1829 | return SGI_SSWAP16(sgilabel->swap_part);
|
---|
1830 | }
|
---|
1831 |
|
---|
1832 | static void
|
---|
1833 | sgi_list_table(int xtra)
|
---|
1834 | {
|
---|
1835 | int i, w, wd;
|
---|
1836 | int kpi = 0; /* kernel partition ID */
|
---|
1837 |
|
---|
1838 | if(xtra) {
|
---|
1839 | printf(_("\nDisk %s (SGI disk label): %d heads, %d sectors\n"
|
---|
1840 | "%d cylinders, %d physical cylinders\n"
|
---|
1841 | "%d extra sects/cyl, interleave %d:1\n"
|
---|
1842 | "%s\n"
|
---|
1843 | "Units = %s of %d * 512 bytes\n\n"),
|
---|
1844 | disk_device, heads, sectors, cylinders,
|
---|
1845 | SGI_SSWAP16(sgiparam.pcylcount),
|
---|
1846 | SGI_SSWAP16(sgiparam.sparecyl),
|
---|
1847 | SGI_SSWAP16(sgiparam.ilfact),
|
---|
1848 | (char *)sgilabel,
|
---|
1849 | str_units(PLURAL), units_per_sector);
|
---|
1850 | } else {
|
---|
1851 | printf( _("\nDisk %s (SGI disk label): "
|
---|
1852 | "%d heads, %d sectors, %d cylinders\n"
|
---|
1853 | "Units = %s of %d * 512 bytes\n\n"),
|
---|
1854 | disk_device, heads, sectors, cylinders,
|
---|
1855 | str_units(PLURAL), units_per_sector );
|
---|
1856 | }
|
---|
1857 |
|
---|
1858 | w = strlen(disk_device);
|
---|
1859 | wd = strlen(_("Device"));
|
---|
1860 | if (w < wd)
|
---|
1861 | w = wd;
|
---|
1862 |
|
---|
1863 | printf(_("----- partitions -----\n"
|
---|
1864 | "Pt# %*s Info Start End Sectors Id System\n"),
|
---|
1865 | w + 2, _("Device"));
|
---|
1866 | for (i = 0 ; i < partitions; i++) {
|
---|
1867 | if( sgi_get_num_sectors(i) || debug ) {
|
---|
1868 | uint32_t start = sgi_get_start_sector(i);
|
---|
1869 | uint32_t len = sgi_get_num_sectors(i);
|
---|
1870 | kpi++; /* only count nonempty partitions */
|
---|
1871 | printf(
|
---|
1872 | "%2d: %s %4s %9ld %9ld %9ld %2x %s\n",
|
---|
1873 | /* fdisk part number */ i+1,
|
---|
1874 | /* device */ partname(disk_device, kpi, w+3),
|
---|
1875 | /* flags */ (sgi_get_swappartition() == i) ? "swap" :
|
---|
1876 | /* flags */ (sgi_get_bootpartition() == i) ? "boot" : " ",
|
---|
1877 | /* start */ (long) scround(start),
|
---|
1878 | /* end */ (long) scround(start+len)-1,
|
---|
1879 | /* no odd flag on end */(long) len,
|
---|
1880 | /* type id */ sgi_get_sysid(i),
|
---|
1881 | /* type name */ partition_type(sgi_get_sysid(i)));
|
---|
1882 | }
|
---|
1883 | }
|
---|
1884 | printf(_("----- Bootinfo -----\nBootfile: %s\n"
|
---|
1885 | "----- Directory Entries -----\n"),
|
---|
1886 | sgilabel->boot_file);
|
---|
1887 | for (i = 0 ; i < sgi_volumes; i++) {
|
---|
1888 | if (sgilabel->directory[i].vol_file_size) {
|
---|
1889 | uint32_t start = SGI_SSWAP32(sgilabel->directory[i].vol_file_start);
|
---|
1890 | uint32_t len = SGI_SSWAP32(sgilabel->directory[i].vol_file_size);
|
---|
1891 | unsigned char *name = sgilabel->directory[i].vol_file_name;
|
---|
1892 |
|
---|
1893 | printf(_("%2d: %-10s sector%5u size%8u\n"),
|
---|
1894 | i, (char*)name, (unsigned int) start, (unsigned int) len);
|
---|
1895 | }
|
---|
1896 | }
|
---|
1897 | }
|
---|
1898 |
|
---|
1899 | static void
|
---|
1900 | sgi_set_bootpartition(int i)
|
---|
1901 | {
|
---|
1902 | sgilabel->boot_part = SGI_SSWAP16(((short)i));
|
---|
1903 | }
|
---|
1904 |
|
---|
1905 | static unsigned int
|
---|
1906 | sgi_get_lastblock(void)
|
---|
1907 | {
|
---|
1908 | return heads * sectors * cylinders;
|
---|
1909 | }
|
---|
1910 |
|
---|
1911 | static void
|
---|
1912 | sgi_set_swappartition(int i)
|
---|
1913 | {
|
---|
1914 | sgilabel->swap_part = SGI_SSWAP16(((short)i));
|
---|
1915 | }
|
---|
1916 |
|
---|
1917 | static int
|
---|
1918 | sgi_check_bootfile(const char* aFile)
|
---|
1919 | {
|
---|
1920 | if (strlen(aFile) < 3) /* "/a\n" is minimum */ {
|
---|
1921 | printf(_("\nInvalid Bootfile!\n"
|
---|
1922 | "\tThe bootfile must be an absolute non-zero pathname,\n"
|
---|
1923 | "\te.g. \"/unix\" or \"/unix.save\".\n"));
|
---|
1924 | return 0;
|
---|
1925 | } else {
|
---|
1926 | if (strlen(aFile) > 16) {
|
---|
1927 | printf(_("\n\tName of Bootfile too long: "
|
---|
1928 | "16 bytes maximum.\n"));
|
---|
1929 | return 0;
|
---|
1930 | } else {
|
---|
1931 | if (aFile[0] != '/') {
|
---|
1932 | printf(_("\n\tBootfile must have a "
|
---|
1933 | "fully qualified pathname.\n"));
|
---|
1934 | return 0;
|
---|
1935 | }
|
---|
1936 | }
|
---|
1937 | }
|
---|
1938 | if (strncmp(aFile, (char*)sgilabel->boot_file, 16)) {
|
---|
1939 | printf(_("\n\tBe aware, that the bootfile is not checked for existence.\n\t"
|
---|
1940 | "SGI's default is \"/unix\" and for backup \"/unix.save\".\n"));
|
---|
1941 | /* filename is correct and did change */
|
---|
1942 | return 1;
|
---|
1943 | }
|
---|
1944 | return 0; /* filename did not change */
|
---|
1945 | }
|
---|
1946 |
|
---|
1947 | static const char *
|
---|
1948 | sgi_get_bootfile(void)
|
---|
1949 | {
|
---|
1950 | return (char*)sgilabel->boot_file;
|
---|
1951 | }
|
---|
1952 |
|
---|
1953 | static void
|
---|
1954 | sgi_set_bootfile(const char* aFile)
|
---|
1955 | {
|
---|
1956 | int i = 0;
|
---|
1957 |
|
---|
1958 | if (sgi_check_bootfile(aFile)) {
|
---|
1959 | while (i < 16) {
|
---|
1960 | if ((aFile[i] != '\n') /* in principle caught again by next line */
|
---|
1961 | && (strlen(aFile) > i))
|
---|
1962 | sgilabel->boot_file[i] = aFile[i];
|
---|
1963 | else
|
---|
1964 | sgilabel->boot_file[i] = 0;
|
---|
1965 | i++;
|
---|
1966 | }
|
---|
1967 | printf(_("\n\tBootfile is changed to \"%s\".\n"), sgilabel->boot_file);
|
---|
1968 | }
|
---|
1969 | }
|
---|
1970 |
|
---|
1971 | static void
|
---|
1972 | create_sgiinfo(void)
|
---|
1973 | {
|
---|
1974 | /* I keep SGI's habit to write the sgilabel to the second block */
|
---|
1975 | sgilabel->directory[0].vol_file_start = SGI_SSWAP32(2);
|
---|
1976 | sgilabel->directory[0].vol_file_size = SGI_SSWAP32(sizeof(sgiinfo));
|
---|
1977 | strcpy((char*)sgilabel->directory[0].vol_file_name, "sgilabel");
|
---|
1978 | }
|
---|
1979 |
|
---|
1980 | static sgiinfo *fill_sgiinfo(void);
|
---|
1981 |
|
---|
1982 | static void
|
---|
1983 | sgi_write_table(void)
|
---|
1984 | {
|
---|
1985 | sgilabel->csum = 0;
|
---|
1986 | sgilabel->csum = SGI_SSWAP32(two_s_complement_32bit_sum(
|
---|
1987 | (unsigned int*)sgilabel, sizeof(*sgilabel)));
|
---|
1988 | assert(two_s_complement_32bit_sum(
|
---|
1989 | (unsigned int*)sgilabel, sizeof(*sgilabel)) == 0);
|
---|
1990 |
|
---|
1991 | if (lseek(fd, 0, SEEK_SET) < 0)
|
---|
1992 | fdisk_fatal(unable_to_seek);
|
---|
1993 | if (write(fd, sgilabel, SECTOR_SIZE) != SECTOR_SIZE)
|
---|
1994 | fdisk_fatal(unable_to_write);
|
---|
1995 | if (!strncmp((char*)sgilabel->directory[0].vol_file_name, "sgilabel", 8)) {
|
---|
1996 | /*
|
---|
1997 | * keep this habit of first writing the "sgilabel".
|
---|
1998 | * I never tested whether it works without (AN 981002).
|
---|
1999 | */
|
---|
2000 | sgiinfo *info = fill_sgiinfo();
|
---|
2001 | int infostartblock = SGI_SSWAP32(sgilabel->directory[0].vol_file_start);
|
---|
2002 | if (lseek(fd, infostartblock*SECTOR_SIZE, SEEK_SET) < 0)
|
---|
2003 | fdisk_fatal(unable_to_seek);
|
---|
2004 | if (write(fd, info, SECTOR_SIZE) != SECTOR_SIZE)
|
---|
2005 | fdisk_fatal(unable_to_write);
|
---|
2006 | free(info);
|
---|
2007 | }
|
---|
2008 | }
|
---|
2009 |
|
---|
2010 | static int
|
---|
2011 | compare_start(int *x, int *y)
|
---|
2012 | {
|
---|
2013 | /*
|
---|
2014 | * sort according to start sectors
|
---|
2015 | * and prefers largest partition:
|
---|
2016 | * entry zero is entire disk entry
|
---|
2017 | */
|
---|
2018 | unsigned int i = *x;
|
---|
2019 | unsigned int j = *y;
|
---|
2020 | unsigned int a = sgi_get_start_sector(i);
|
---|
2021 | unsigned int b = sgi_get_start_sector(j);
|
---|
2022 | unsigned int c = sgi_get_num_sectors(i);
|
---|
2023 | unsigned int d = sgi_get_num_sectors(j);
|
---|
2024 |
|
---|
2025 | if (a == b)
|
---|
2026 | return (d > c) ? 1 : (d == c) ? 0 : -1;
|
---|
2027 | return (a > b) ? 1 : -1;
|
---|
2028 | }
|
---|
2029 |
|
---|
2030 |
|
---|
2031 | static int
|
---|
2032 | verify_sgi(int verbose)
|
---|
2033 | {
|
---|
2034 | int Index[16]; /* list of valid partitions */
|
---|
2035 | int sortcount = 0; /* number of used partitions, i.e. non-zero lengths */
|
---|
2036 | int entire = 0, i = 0;
|
---|
2037 | unsigned int start = 0;
|
---|
2038 | long long gap = 0; /* count unused blocks */
|
---|
2039 | unsigned int lastblock = sgi_get_lastblock();
|
---|
2040 |
|
---|
2041 | clearfreelist();
|
---|
2042 | for (i = 0; i < 16; i++) {
|
---|
2043 | if (sgi_get_num_sectors(i) != 0) {
|
---|
2044 | Index[sortcount++] = i;
|
---|
2045 | if (sgi_get_sysid(i) == ENTIRE_DISK) {
|
---|
2046 | if (entire++ == 1) {
|
---|
2047 | if (verbose)
|
---|
2048 | printf(_("More than one entire disk entry present.\n"));
|
---|
2049 | }
|
---|
2050 | }
|
---|
2051 | }
|
---|
2052 | }
|
---|
2053 | if (sortcount == 0) {
|
---|
2054 | if (verbose)
|
---|
2055 | printf(_("No partitions defined\n"));
|
---|
2056 | return (lastblock > 0) ? 1 : (lastblock == 0) ? 0 : -1;
|
---|
2057 | }
|
---|
2058 | qsort(Index, sortcount, sizeof(Index[0]), (void*)compare_start);
|
---|
2059 | if (sgi_get_sysid(Index[0]) == ENTIRE_DISK) {
|
---|
2060 | if ((Index[0] != 10) && verbose)
|
---|
2061 | printf(_("IRIX likes when Partition 11 covers the entire disk.\n"));
|
---|
2062 | if ((sgi_get_start_sector(Index[0]) != 0) && verbose)
|
---|
2063 | printf(_("The entire disk partition should start "
|
---|
2064 | "at block 0,\n"
|
---|
2065 | "not at diskblock %d.\n"),
|
---|
2066 | sgi_get_start_sector(Index[0]));
|
---|
2067 | if (debug) /* I do not understand how some disks fulfil it */
|
---|
2068 | if ((sgi_get_num_sectors(Index[0]) != lastblock) && verbose)
|
---|
2069 | printf(_("The entire disk partition is only %d diskblock large,\n"
|
---|
2070 | "but the disk is %d diskblocks long.\n"),
|
---|
2071 | sgi_get_num_sectors(Index[0]), lastblock);
|
---|
2072 | lastblock = sgi_get_num_sectors(Index[0]);
|
---|
2073 | } else {
|
---|
2074 | if (verbose)
|
---|
2075 | printf(_("One Partition (#11) should cover the entire disk.\n"));
|
---|
2076 | if (debug > 2)
|
---|
2077 | printf("sysid=%d\tpartition=%d\n",
|
---|
2078 | sgi_get_sysid(Index[0]), Index[0]+1);
|
---|
2079 | }
|
---|
2080 | for (i = 1, start = 0; i < sortcount; i++) {
|
---|
2081 | int cylsize = sgi_get_nsect() * sgi_get_ntrks();
|
---|
2082 |
|
---|
2083 | if ((sgi_get_start_sector(Index[i]) % cylsize) != 0) {
|
---|
2084 | if (debug) /* I do not understand how some disks fulfil it */
|
---|
2085 | if (verbose)
|
---|
2086 | printf(_("Partition %d does not start on cylinder boundary.\n"),
|
---|
2087 | Index[i]+1);
|
---|
2088 | }
|
---|
2089 | if (sgi_get_num_sectors(Index[i]) % cylsize != 0) {
|
---|
2090 | if (debug) /* I do not understand how some disks fulfil it */
|
---|
2091 | if (verbose)
|
---|
2092 | printf(_("Partition %d does not end on cylinder boundary.\n"),
|
---|
2093 | Index[i]+1);
|
---|
2094 | }
|
---|
2095 | /* We cannot handle several "entire disk" entries. */
|
---|
2096 | if (sgi_get_sysid(Index[i]) == ENTIRE_DISK) continue;
|
---|
2097 | if (start > sgi_get_start_sector(Index[i])) {
|
---|
2098 | if (verbose)
|
---|
2099 | printf(_("The Partition %d and %d overlap by %d sectors.\n"),
|
---|
2100 | Index[i-1]+1, Index[i]+1,
|
---|
2101 | start - sgi_get_start_sector(Index[i]));
|
---|
2102 | if (gap > 0) gap = -gap;
|
---|
2103 | if (gap == 0) gap = -1;
|
---|
2104 | }
|
---|
2105 | if (start < sgi_get_start_sector(Index[i])) {
|
---|
2106 | if (verbose)
|
---|
2107 | printf(_("Unused gap of %8u sectors - sectors %8u-%u\n"),
|
---|
2108 | sgi_get_start_sector(Index[i]) - start,
|
---|
2109 | start, sgi_get_start_sector(Index[i])-1);
|
---|
2110 | gap += sgi_get_start_sector(Index[i]) - start;
|
---|
2111 | add2freelist(start, sgi_get_start_sector(Index[i]));
|
---|
2112 | }
|
---|
2113 | start = sgi_get_start_sector(Index[i])
|
---|
2114 | + sgi_get_num_sectors(Index[i]);
|
---|
2115 | if (debug > 1) {
|
---|
2116 | if (verbose)
|
---|
2117 | printf("%2d:%12d\t%12d\t%12d\n", Index[i],
|
---|
2118 | sgi_get_start_sector(Index[i]),
|
---|
2119 | sgi_get_num_sectors(Index[i]),
|
---|
2120 | sgi_get_sysid(Index[i]));
|
---|
2121 | }
|
---|
2122 | }
|
---|
2123 | if (start < lastblock) {
|
---|
2124 | if (verbose)
|
---|
2125 | printf(_("Unused gap of %8u sectors - sectors %8u-%u\n"),
|
---|
2126 | lastblock - start, start, lastblock-1);
|
---|
2127 | gap += lastblock - start;
|
---|
2128 | add2freelist(start, lastblock);
|
---|
2129 | }
|
---|
2130 | /*
|
---|
2131 | * Done with arithmetics
|
---|
2132 | * Go for details now
|
---|
2133 | */
|
---|
2134 | if (verbose) {
|
---|
2135 | if (!sgi_get_num_sectors(sgi_get_bootpartition())) {
|
---|
2136 | printf(_("\nThe boot partition does not exist.\n"));
|
---|
2137 | }
|
---|
2138 | if (!sgi_get_num_sectors(sgi_get_swappartition())) {
|
---|
2139 | printf(_("\nThe swap partition does not exist.\n"));
|
---|
2140 | } else {
|
---|
2141 | if ((sgi_get_sysid(sgi_get_swappartition()) != SGI_SWAP)
|
---|
2142 | && (sgi_get_sysid(sgi_get_swappartition()) != LINUX_SWAP))
|
---|
2143 | printf(_("\nThe swap partition has no swap type.\n"));
|
---|
2144 | }
|
---|
2145 | if (sgi_check_bootfile("/unix"))
|
---|
2146 | printf(_("\tYou have chosen an unusual boot file name.\n"));
|
---|
2147 | }
|
---|
2148 | return (gap > 0) ? 1 : (gap == 0) ? 0 : -1;
|
---|
2149 | }
|
---|
2150 |
|
---|
2151 | static int
|
---|
2152 | sgi_gaps(void)
|
---|
2153 | {
|
---|
2154 | /*
|
---|
2155 | * returned value is:
|
---|
2156 | * = 0 : disk is properly filled to the rim
|
---|
2157 | * < 0 : there is an overlap
|
---|
2158 | * > 0 : there is still some vacant space
|
---|
2159 | */
|
---|
2160 | return verify_sgi(0);
|
---|
2161 | }
|
---|
2162 |
|
---|
2163 | static void
|
---|
2164 | sgi_change_sysid(int i, int sys)
|
---|
2165 | {
|
---|
2166 | if( sgi_get_num_sectors(i) == 0 ) { /* caught already before, ... */
|
---|
2167 | printf(_("Sorry You may change the Tag of non-empty partitions.\n"));
|
---|
2168 | return;
|
---|
2169 | }
|
---|
2170 | if (((sys != ENTIRE_DISK ) && (sys != SGI_VOLHDR))
|
---|
2171 | && (sgi_get_start_sector(i) < 1) ) {
|
---|
2172 | read_chars(
|
---|
2173 | _("It is highly recommended that the partition at offset 0\n"
|
---|
2174 | "is of type \"SGI volhdr\", the IRIX system will rely on it to\n"
|
---|
2175 | "retrieve from its directory standalone tools like sash and fx.\n"
|
---|
2176 | "Only the \"SGI volume\" entire disk section may violate this.\n"
|
---|
2177 | "Type YES if you are sure about tagging this partition differently.\n"));
|
---|
2178 | if (strcmp(line_ptr, _("YES\n")))
|
---|
2179 | return;
|
---|
2180 | }
|
---|
2181 | sgilabel->partitions[i].id = SGI_SSWAP32(sys);
|
---|
2182 | }
|
---|
2183 |
|
---|
2184 | /* returns partition index of first entry marked as entire disk */
|
---|
2185 | static int
|
---|
2186 | sgi_entire(void)
|
---|
2187 | {
|
---|
2188 | int i;
|
---|
2189 |
|
---|
2190 | for (i = 0; i < 16; i++)
|
---|
2191 | if (sgi_get_sysid(i) == SGI_VOLUME)
|
---|
2192 | return i;
|
---|
2193 | return -1;
|
---|
2194 | }
|
---|
2195 |
|
---|
2196 | static void
|
---|
2197 | sgi_set_partition(int i, unsigned int start, unsigned int length, int sys)
|
---|
2198 | {
|
---|
2199 | sgilabel->partitions[i].id = SGI_SSWAP32(sys);
|
---|
2200 | sgilabel->partitions[i].num_sectors = SGI_SSWAP32(length);
|
---|
2201 | sgilabel->partitions[i].start_sector = SGI_SSWAP32(start);
|
---|
2202 | set_changed(i);
|
---|
2203 | if (sgi_gaps() < 0) /* rebuild freelist */
|
---|
2204 | printf(_("Do You know, You got a partition overlap on the disk?\n"));
|
---|
2205 | }
|
---|
2206 |
|
---|
2207 | static void
|
---|
2208 | sgi_set_entire(void)
|
---|
2209 | {
|
---|
2210 | int n;
|
---|
2211 |
|
---|
2212 | for (n = 10; n < partitions; n++) {
|
---|
2213 | if(!sgi_get_num_sectors(n) ) {
|
---|
2214 | sgi_set_partition(n, 0, sgi_get_lastblock(), SGI_VOLUME);
|
---|
2215 | break;
|
---|
2216 | }
|
---|
2217 | }
|
---|
2218 | }
|
---|
2219 |
|
---|
2220 | static void
|
---|
2221 | sgi_set_volhdr(void)
|
---|
2222 | {
|
---|
2223 | int n;
|
---|
2224 |
|
---|
2225 | for (n = 8; n < partitions; n++) {
|
---|
2226 | if (!sgi_get_num_sectors(n)) {
|
---|
2227 | /*
|
---|
2228 | * 5 cylinders is an arbitrary value I like
|
---|
2229 | * IRIX 5.3 stored files in the volume header
|
---|
2230 | * (like sash, symmon, fx, ide) with ca. 3200
|
---|
2231 | * sectors.
|
---|
2232 | */
|
---|
2233 | if (heads * sectors * 5 < sgi_get_lastblock())
|
---|
2234 | sgi_set_partition(n, 0, heads * sectors * 5, SGI_VOLHDR);
|
---|
2235 | break;
|
---|
2236 | }
|
---|
2237 | }
|
---|
2238 | }
|
---|
2239 |
|
---|
2240 | static void
|
---|
2241 | sgi_delete_partition(int i)
|
---|
2242 | {
|
---|
2243 | sgi_set_partition(i, 0, 0, 0);
|
---|
2244 | }
|
---|
2245 |
|
---|
2246 | static void
|
---|
2247 | sgi_add_partition(int n, int sys)
|
---|
2248 | {
|
---|
2249 | char mesg[256];
|
---|
2250 | unsigned int first = 0, last = 0;
|
---|
2251 |
|
---|
2252 | if (n == 10) {
|
---|
2253 | sys = SGI_VOLUME;
|
---|
2254 | } else if (n == 8) {
|
---|
2255 | sys = 0;
|
---|
2256 | }
|
---|
2257 | if(sgi_get_num_sectors(n)) {
|
---|
2258 | printf(_("Partition %d is already defined. Delete "
|
---|
2259 | "it before re-adding it.\n"), n + 1);
|
---|
2260 | return;
|
---|
2261 | }
|
---|
2262 | if ((sgi_entire() == -1) && (sys != SGI_VOLUME)) {
|
---|
2263 | printf(_("Attempting to generate entire disk entry automatically.\n"));
|
---|
2264 | sgi_set_entire();
|
---|
2265 | sgi_set_volhdr();
|
---|
2266 | }
|
---|
2267 | if ((sgi_gaps() == 0) && (sys != SGI_VOLUME)) {
|
---|
2268 | printf(_("The entire disk is already covered with partitions.\n"));
|
---|
2269 | return;
|
---|
2270 | }
|
---|
2271 | if (sgi_gaps() < 0) {
|
---|
2272 | printf(_("You got a partition overlap on the disk. Fix it first!\n"));
|
---|
2273 | return;
|
---|
2274 | }
|
---|
2275 | snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
|
---|
2276 | while (1) {
|
---|
2277 | if(sys == SGI_VOLUME) {
|
---|
2278 | last = sgi_get_lastblock();
|
---|
2279 | first = read_int(0, 0, last-1, 0, mesg);
|
---|
2280 | if (first != 0) {
|
---|
2281 | printf(_("It is highly recommended that eleventh partition\n"
|
---|
2282 | "covers the entire disk and is of type `SGI volume'\n"));
|
---|
2283 | }
|
---|
2284 | } else {
|
---|
2285 | first = freelist[0].first;
|
---|
2286 | last = freelist[0].last;
|
---|
2287 | first = read_int(scround(first), scround(first), scround(last)-1,
|
---|
2288 | 0, mesg);
|
---|
2289 | }
|
---|
2290 | if (display_in_cyl_units)
|
---|
2291 | first *= units_per_sector;
|
---|
2292 | else
|
---|
2293 | first = first; /* align to cylinder if you know how ... */
|
---|
2294 | if(!last )
|
---|
2295 | last = isinfreelist(first);
|
---|
2296 | if(last == 0) {
|
---|
2297 | printf(_("You will get a partition overlap on the disk. "
|
---|
2298 | "Fix it first!\n"));
|
---|
2299 | } else
|
---|
2300 | break;
|
---|
2301 | }
|
---|
2302 | snprintf(mesg, sizeof(mesg), _(" Last %s"), str_units(SINGULAR));
|
---|
2303 | last = read_int(scround(first), scround(last)-1, scround(last)-1,
|
---|
2304 | scround(first), mesg)+1;
|
---|
2305 | if (display_in_cyl_units)
|
---|
2306 | last *= units_per_sector;
|
---|
2307 | else
|
---|
2308 | last = last; /* align to cylinder if You know how ... */
|
---|
2309 | if ( (sys == SGI_VOLUME) && (first != 0 || last != sgi_get_lastblock() ) )
|
---|
2310 | printf(_("It is highly recommended that eleventh partition\n"
|
---|
2311 | "covers the entire disk and is of type `SGI volume'\n"));
|
---|
2312 | sgi_set_partition(n, first, last-first, sys);
|
---|
2313 | }
|
---|
2314 |
|
---|
2315 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
2316 | static void
|
---|
2317 | create_sgilabel(void)
|
---|
2318 | {
|
---|
2319 | struct hd_geometry geometry;
|
---|
2320 | struct {
|
---|
2321 | unsigned int start;
|
---|
2322 | unsigned int nsect;
|
---|
2323 | int sysid;
|
---|
2324 | } old[4];
|
---|
2325 | int i = 0;
|
---|
2326 | long longsectors; /* the number of sectors on the device */
|
---|
2327 | int res; /* the result from the ioctl */
|
---|
2328 | int sec_fac; /* the sector factor */
|
---|
2329 |
|
---|
2330 | sec_fac = sector_size / 512; /* determine the sector factor */
|
---|
2331 |
|
---|
2332 | fprintf( stderr,
|
---|
2333 | _("Building a new SGI disklabel. Changes will remain in memory only,\n"
|
---|
2334 | "until you decide to write them. After that, of course, the previous\n"
|
---|
2335 | "content will be unrecoverably lost.\n\n"));
|
---|
2336 |
|
---|
2337 | sgi_other_endian = (BB_LITTLE_ENDIAN);
|
---|
2338 | res = ioctl(fd, BLKGETSIZE, &longsectors);
|
---|
2339 | if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
|
---|
2340 | heads = geometry.heads;
|
---|
2341 | sectors = geometry.sectors;
|
---|
2342 | if (res == 0) {
|
---|
2343 | /* the get device size ioctl was successful */
|
---|
2344 | cylinders = longsectors / (heads * sectors);
|
---|
2345 | cylinders /= sec_fac;
|
---|
2346 | } else {
|
---|
2347 | /* otherwise print error and use truncated version */
|
---|
2348 | cylinders = geometry.cylinders;
|
---|
2349 | fprintf(stderr,
|
---|
2350 | _("Warning: BLKGETSIZE ioctl failed on %s. "
|
---|
2351 | "Using geometry cylinder value of %d.\n"
|
---|
2352 | "This value may be truncated for devices"
|
---|
2353 | " > 33.8 GB.\n"), disk_device, cylinders);
|
---|
2354 | }
|
---|
2355 | }
|
---|
2356 | for (i = 0; i < 4; i++) {
|
---|
2357 | old[i].sysid = 0;
|
---|
2358 | if (valid_part_table_flag(MBRbuffer)) {
|
---|
2359 | if(get_part_table(i)->sys_ind) {
|
---|
2360 | old[i].sysid = get_part_table(i)->sys_ind;
|
---|
2361 | old[i].start = get_start_sect(get_part_table(i));
|
---|
2362 | old[i].nsect = get_nr_sects(get_part_table(i));
|
---|
2363 | printf(_("Trying to keep parameters of partition %d.\n"), i);
|
---|
2364 | if (debug)
|
---|
2365 | printf(_("ID=%02x\tSTART=%d\tLENGTH=%d\n"),
|
---|
2366 | old[i].sysid, old[i].start, old[i].nsect);
|
---|
2367 | }
|
---|
2368 | }
|
---|
2369 | }
|
---|
2370 |
|
---|
2371 | memset(MBRbuffer, 0, sizeof(MBRbuffer));
|
---|
2372 | sgilabel->magic = SGI_SSWAP32(SGI_LABEL_MAGIC);
|
---|
2373 | sgilabel->boot_part = SGI_SSWAP16(0);
|
---|
2374 | sgilabel->swap_part = SGI_SSWAP16(1);
|
---|
2375 |
|
---|
2376 | /* sizeof(sgilabel->boot_file) = 16 > 6 */
|
---|
2377 | memset(sgilabel->boot_file, 0, 16);
|
---|
2378 | strcpy((char*)sgilabel->boot_file, "/unix");
|
---|
2379 |
|
---|
2380 | sgilabel->devparam.skew = (0);
|
---|
2381 | sgilabel->devparam.gap1 = (0);
|
---|
2382 | sgilabel->devparam.gap2 = (0);
|
---|
2383 | sgilabel->devparam.sparecyl = (0);
|
---|
2384 | sgilabel->devparam.pcylcount = SGI_SSWAP16(geometry.cylinders);
|
---|
2385 | sgilabel->devparam.head_vol0 = SGI_SSWAP16(0);
|
---|
2386 | sgilabel->devparam.ntrks = SGI_SSWAP16(geometry.heads);
|
---|
2387 | /* tracks/cylinder (heads) */
|
---|
2388 | sgilabel->devparam.cmd_tag_queue_depth = (0);
|
---|
2389 | sgilabel->devparam.unused0 = (0);
|
---|
2390 | sgilabel->devparam.unused1 = SGI_SSWAP16(0);
|
---|
2391 | sgilabel->devparam.nsect = SGI_SSWAP16(geometry.sectors);
|
---|
2392 | /* sectors/track */
|
---|
2393 | sgilabel->devparam.bytes = SGI_SSWAP16(512);
|
---|
2394 | sgilabel->devparam.ilfact = SGI_SSWAP16(1);
|
---|
2395 | sgilabel->devparam.flags = SGI_SSWAP32(TRACK_FWD|
|
---|
2396 | IGNORE_ERRORS|RESEEK);
|
---|
2397 | sgilabel->devparam.datarate = SGI_SSWAP32(0);
|
---|
2398 | sgilabel->devparam.retries_on_error = SGI_SSWAP32(1);
|
---|
2399 | sgilabel->devparam.ms_per_word = SGI_SSWAP32(0);
|
---|
2400 | sgilabel->devparam.xylogics_gap1 = SGI_SSWAP16(0);
|
---|
2401 | sgilabel->devparam.xylogics_syncdelay = SGI_SSWAP16(0);
|
---|
2402 | sgilabel->devparam.xylogics_readdelay = SGI_SSWAP16(0);
|
---|
2403 | sgilabel->devparam.xylogics_gap2 = SGI_SSWAP16(0);
|
---|
2404 | sgilabel->devparam.xylogics_readgate = SGI_SSWAP16(0);
|
---|
2405 | sgilabel->devparam.xylogics_writecont = SGI_SSWAP16(0);
|
---|
2406 | memset( &(sgilabel->directory), 0, sizeof(struct volume_directory)*15 );
|
---|
2407 | memset( &(sgilabel->partitions), 0, sizeof(struct sgi_partition)*16 );
|
---|
2408 | current_label_type = label_sgi;
|
---|
2409 | partitions = 16;
|
---|
2410 | sgi_volumes = 15;
|
---|
2411 | sgi_set_entire();
|
---|
2412 | sgi_set_volhdr();
|
---|
2413 | for (i = 0; i < 4; i++) {
|
---|
2414 | if(old[i].sysid) {
|
---|
2415 | sgi_set_partition(i, old[i].start, old[i].nsect, old[i].sysid);
|
---|
2416 | }
|
---|
2417 | }
|
---|
2418 | }
|
---|
2419 |
|
---|
2420 | static void
|
---|
2421 | sgi_set_xcyl(void)
|
---|
2422 | {
|
---|
2423 | /* do nothing in the beginning */
|
---|
2424 | }
|
---|
2425 | #endif /* CONFIG_FEATURE_FDISK_ADVANCED */
|
---|
2426 |
|
---|
2427 | /* _____________________________________________________________
|
---|
2428 | */
|
---|
2429 |
|
---|
2430 | static sgiinfo *
|
---|
2431 | fill_sgiinfo(void)
|
---|
2432 | {
|
---|
2433 | sgiinfo *info = calloc(1, sizeof(sgiinfo));
|
---|
2434 |
|
---|
2435 | info->magic = SGI_SSWAP32(SGI_INFO_MAGIC);
|
---|
2436 | info->b1 = SGI_SSWAP32(-1);
|
---|
2437 | info->b2 = SGI_SSWAP16(-1);
|
---|
2438 | info->b3 = SGI_SSWAP16(1);
|
---|
2439 | /* You may want to replace this string !!!!!!! */
|
---|
2440 | strcpy( (char*)info->scsi_string, "IBM OEM 0662S12 3 30" );
|
---|
2441 | strcpy( (char*)info->serial, "0000" );
|
---|
2442 | info->check1816 = SGI_SSWAP16(18*256 +16 );
|
---|
2443 | strcpy( (char*)info->installer, "Sfx version 5.3, Oct 18, 1994" );
|
---|
2444 | return info;
|
---|
2445 | }
|
---|
2446 | #endif /* SGI_LABEL */
|
---|
2447 |
|
---|
2448 |
|
---|
2449 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
2450 | /*
|
---|
2451 | * fdisksunlabel.c
|
---|
2452 | *
|
---|
2453 | * I think this is mostly, or entirely, due to
|
---|
2454 | * Jakub Jelinek (jj@sunsite.mff.cuni.cz), July 1996
|
---|
2455 | *
|
---|
2456 | * Merged with fdisk for other architectures, aeb, June 1998.
|
---|
2457 | *
|
---|
2458 | * Sat Mar 20 EST 1999 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
|
---|
2459 | * Internationalization
|
---|
2460 | */
|
---|
2461 |
|
---|
2462 |
|
---|
2463 | static int sun_other_endian;
|
---|
2464 | static int scsi_disk;
|
---|
2465 | static int floppy;
|
---|
2466 |
|
---|
2467 | #ifndef IDE0_MAJOR
|
---|
2468 | #define IDE0_MAJOR 3
|
---|
2469 | #endif
|
---|
2470 | #ifndef IDE1_MAJOR
|
---|
2471 | #define IDE1_MAJOR 22
|
---|
2472 | #endif
|
---|
2473 |
|
---|
2474 | static void
|
---|
2475 | guess_device_type(void)
|
---|
2476 | {
|
---|
2477 | struct stat bootstat;
|
---|
2478 |
|
---|
2479 | if (fstat(fd, &bootstat) < 0) {
|
---|
2480 | scsi_disk = 0;
|
---|
2481 | floppy = 0;
|
---|
2482 | } else if (S_ISBLK(bootstat.st_mode)
|
---|
2483 | && (major(bootstat.st_rdev) == IDE0_MAJOR ||
|
---|
2484 | major(bootstat.st_rdev) == IDE1_MAJOR)) {
|
---|
2485 | scsi_disk = 0;
|
---|
2486 | floppy = 0;
|
---|
2487 | } else if (S_ISBLK(bootstat.st_mode)
|
---|
2488 | && major(bootstat.st_rdev) == FLOPPY_MAJOR) {
|
---|
2489 | scsi_disk = 0;
|
---|
2490 | floppy = 1;
|
---|
2491 | } else {
|
---|
2492 | scsi_disk = 1;
|
---|
2493 | floppy = 0;
|
---|
2494 | }
|
---|
2495 | }
|
---|
2496 |
|
---|
2497 | static const struct systypes sun_sys_types[] = {
|
---|
2498 | { "\x00" "Empty" }, /* 0 */
|
---|
2499 | { "\x01" "Boot" }, /* 1 */
|
---|
2500 | { "\x02" "SunOS root" }, /* 2 */
|
---|
2501 | { "\x03" "SunOS swap" }, /* SUNOS_SWAP */
|
---|
2502 | { "\x04" "SunOS usr" }, /* 4 */
|
---|
2503 | { "\x05" "Whole disk" }, /* WHOLE_DISK */
|
---|
2504 | { "\x06" "SunOS stand" }, /* 6 */
|
---|
2505 | { "\x07" "SunOS var" }, /* 7 */
|
---|
2506 | { "\x08" "SunOS home" }, /* 8 */
|
---|
2507 | { "\x82" "Linux swap" }, /* LINUX_SWAP */
|
---|
2508 | { "\x83" "Linux native" }, /* LINUX_NATIVE */
|
---|
2509 | { "\x8e" "Linux LVM" }, /* 0x8e */
|
---|
2510 | /* New (2.2.x) raid partition with autodetect using persistent superblock */
|
---|
2511 | { "\xfd" "Linux raid autodetect" }, /* 0xfd */
|
---|
2512 | { NULL }
|
---|
2513 | };
|
---|
2514 |
|
---|
2515 |
|
---|
2516 | static void
|
---|
2517 | set_sun_partition(int i, uint start, uint stop, int sysid)
|
---|
2518 | {
|
---|
2519 | sunlabel->infos[i].id = sysid;
|
---|
2520 | sunlabel->partitions[i].start_cylinder =
|
---|
2521 | SUN_SSWAP32(start / (heads * sectors));
|
---|
2522 | sunlabel->partitions[i].num_sectors =
|
---|
2523 | SUN_SSWAP32(stop - start);
|
---|
2524 | set_changed(i);
|
---|
2525 | }
|
---|
2526 |
|
---|
2527 | static int
|
---|
2528 | check_sun_label(void)
|
---|
2529 | {
|
---|
2530 | unsigned short *ush;
|
---|
2531 | int csum;
|
---|
2532 |
|
---|
2533 | if (sunlabel->magic != SUN_LABEL_MAGIC
|
---|
2534 | && sunlabel->magic != SUN_LABEL_MAGIC_SWAPPED) {
|
---|
2535 | current_label_type = label_dos;
|
---|
2536 | sun_other_endian = 0;
|
---|
2537 | return 0;
|
---|
2538 | }
|
---|
2539 | sun_other_endian = (sunlabel->magic == SUN_LABEL_MAGIC_SWAPPED);
|
---|
2540 | ush = ((unsigned short *) (sunlabel + 1)) - 1;
|
---|
2541 | for (csum = 0; ush >= (unsigned short *)sunlabel;) csum ^= *ush--;
|
---|
2542 | if (csum) {
|
---|
2543 | fprintf(stderr,_("Detected sun disklabel with wrong checksum.\n"
|
---|
2544 | "Probably you'll have to set all the values,\n"
|
---|
2545 | "e.g. heads, sectors, cylinders and partitions\n"
|
---|
2546 | "or force a fresh label (s command in main menu)\n"));
|
---|
2547 | } else {
|
---|
2548 | heads = SUN_SSWAP16(sunlabel->ntrks);
|
---|
2549 | cylinders = SUN_SSWAP16(sunlabel->ncyl);
|
---|
2550 | sectors = SUN_SSWAP16(sunlabel->nsect);
|
---|
2551 | }
|
---|
2552 | update_units();
|
---|
2553 | current_label_type = label_sun;
|
---|
2554 | partitions = 8;
|
---|
2555 | return 1;
|
---|
2556 | }
|
---|
2557 |
|
---|
2558 | static const struct sun_predefined_drives {
|
---|
2559 | const char *vendor;
|
---|
2560 | const char *model;
|
---|
2561 | unsigned short sparecyl;
|
---|
2562 | unsigned short ncyl;
|
---|
2563 | unsigned short nacyl;
|
---|
2564 | unsigned short pcylcount;
|
---|
2565 | unsigned short ntrks;
|
---|
2566 | unsigned short nsect;
|
---|
2567 | unsigned short rspeed;
|
---|
2568 | } sun_drives[] = {
|
---|
2569 | { "Quantum","ProDrive 80S",1,832,2,834,6,34,3662},
|
---|
2570 | { "Quantum","ProDrive 105S",1,974,2,1019,6,35,3662},
|
---|
2571 | { "CDC","Wren IV 94171-344",3,1545,2,1549,9,46,3600},
|
---|
2572 | { "IBM","DPES-31080",0,4901,2,4903,4,108,5400},
|
---|
2573 | { "IBM","DORS-32160",0,1015,2,1017,67,62,5400},
|
---|
2574 | { "IBM","DNES-318350",0,11199,2,11474,10,320,7200},
|
---|
2575 | { "SEAGATE","ST34371",0,3880,2,3882,16,135,7228},
|
---|
2576 | { "","SUN0104",1,974,2,1019,6,35,3662},
|
---|
2577 | { "","SUN0207",4,1254,2,1272,9,36,3600},
|
---|
2578 | { "","SUN0327",3,1545,2,1549,9,46,3600},
|
---|
2579 | { "","SUN0340",0,1538,2,1544,6,72,4200},
|
---|
2580 | { "","SUN0424",2,1151,2,2500,9,80,4400},
|
---|
2581 | { "","SUN0535",0,1866,2,2500,7,80,5400},
|
---|
2582 | { "","SUN0669",5,1614,2,1632,15,54,3600},
|
---|
2583 | { "","SUN1.0G",5,1703,2,1931,15,80,3597},
|
---|
2584 | { "","SUN1.05",0,2036,2,2038,14,72,5400},
|
---|
2585 | { "","SUN1.3G",6,1965,2,3500,17,80,5400},
|
---|
2586 | { "","SUN2.1G",0,2733,2,3500,19,80,5400},
|
---|
2587 | { "IOMEGA","Jaz",0,1019,2,1021,64,32,5394},
|
---|
2588 | };
|
---|
2589 |
|
---|
2590 | static const struct sun_predefined_drives *
|
---|
2591 | sun_autoconfigure_scsi(void)
|
---|
2592 | {
|
---|
2593 | const struct sun_predefined_drives *p = NULL;
|
---|
2594 |
|
---|
2595 | #ifdef SCSI_IOCTL_GET_IDLUN
|
---|
2596 | unsigned int id[2];
|
---|
2597 | char buffer[2048];
|
---|
2598 | char buffer2[2048];
|
---|
2599 | FILE *pfd;
|
---|
2600 | char *vendor;
|
---|
2601 | char *model;
|
---|
2602 | char *q;
|
---|
2603 | int i;
|
---|
2604 |
|
---|
2605 | if (!ioctl(fd, SCSI_IOCTL_GET_IDLUN, &id)) {
|
---|
2606 | sprintf(buffer,
|
---|
2607 | "Host: scsi%d Channel: %02d Id: %02d Lun: %02d\n",
|
---|
2608 | #if 0
|
---|
2609 | ((id[0]>>24)&0xff)-/*PROC_SCSI_SCSI+PROC_SCSI_FILE*/33,
|
---|
2610 | #else
|
---|
2611 | /* This is very wrong (works only if you have one HBA),
|
---|
2612 | but I haven't found a way how to get hostno
|
---|
2613 | from the current kernel */
|
---|
2614 | 0,
|
---|
2615 | #endif
|
---|
2616 | (id[0]>>16) & 0xff,
|
---|
2617 | id[0] & 0xff,
|
---|
2618 | (id[0]>>8) & 0xff
|
---|
2619 | );
|
---|
2620 | pfd = fopen("/proc/scsi/scsi","r");
|
---|
2621 | if (pfd) {
|
---|
2622 | while (fgets(buffer2, 2048, pfd)) {
|
---|
2623 | if (!strcmp(buffer, buffer2)) {
|
---|
2624 | if (fgets(buffer2,2048,pfd)) {
|
---|
2625 | q = strstr(buffer2,"Vendor: ");
|
---|
2626 | if (q) {
|
---|
2627 | q += 8;
|
---|
2628 | vendor = q;
|
---|
2629 | q = strstr(q," ");
|
---|
2630 | *q++ = 0; /* truncate vendor name */
|
---|
2631 | q = strstr(q,"Model: ");
|
---|
2632 | if (q) {
|
---|
2633 | *q = 0;
|
---|
2634 | q += 7;
|
---|
2635 | model = q;
|
---|
2636 | q = strstr(q," Rev: ");
|
---|
2637 | if (q) {
|
---|
2638 | *q = 0;
|
---|
2639 | for (i = 0; i < SIZE(sun_drives); i++) {
|
---|
2640 | if (*sun_drives[i].vendor && strcasecmp(sun_drives[i].vendor, vendor))
|
---|
2641 | continue;
|
---|
2642 | if (!strstr(model, sun_drives[i].model))
|
---|
2643 | continue;
|
---|
2644 | printf(_("Autoconfigure found a %s%s%s\n"),sun_drives[i].vendor,(*sun_drives[i].vendor) ? " " : "",sun_drives[i].model);
|
---|
2645 | p = sun_drives + i;
|
---|
2646 | break;
|
---|
2647 | }
|
---|
2648 | }
|
---|
2649 | }
|
---|
2650 | }
|
---|
2651 | }
|
---|
2652 | break;
|
---|
2653 | }
|
---|
2654 | }
|
---|
2655 | fclose(pfd);
|
---|
2656 | }
|
---|
2657 | }
|
---|
2658 | #endif
|
---|
2659 | return p;
|
---|
2660 | }
|
---|
2661 |
|
---|
2662 | static void
|
---|
2663 | create_sunlabel(void)
|
---|
2664 | {
|
---|
2665 | struct hd_geometry geometry;
|
---|
2666 | unsigned int ndiv;
|
---|
2667 | int i;
|
---|
2668 | unsigned char c;
|
---|
2669 | const struct sun_predefined_drives *p = NULL;
|
---|
2670 |
|
---|
2671 | fprintf(stderr,
|
---|
2672 | _("Building a new sun disklabel. Changes will remain in memory only,\n"
|
---|
2673 | "until you decide to write them. After that, of course, the previous\n"
|
---|
2674 | "content won't be recoverable.\n\n"));
|
---|
2675 | sun_other_endian = BB_LITTLE_ENDIAN;
|
---|
2676 | memset(MBRbuffer, 0, sizeof(MBRbuffer));
|
---|
2677 | sunlabel->magic = SUN_SSWAP16(SUN_LABEL_MAGIC);
|
---|
2678 | if (!floppy) {
|
---|
2679 | puts(_("Drive type\n"
|
---|
2680 | " ? auto configure\n"
|
---|
2681 | " 0 custom (with hardware detected defaults)"));
|
---|
2682 | for (i = 0; i < SIZE(sun_drives); i++) {
|
---|
2683 | printf(" %c %s%s%s\n",
|
---|
2684 | i + 'a', sun_drives[i].vendor,
|
---|
2685 | (*sun_drives[i].vendor) ? " " : "",
|
---|
2686 | sun_drives[i].model);
|
---|
2687 | }
|
---|
2688 | while (1) {
|
---|
2689 | c = read_char(_("Select type (? for auto, 0 for custom): "));
|
---|
2690 | if (c >= 'a' && c < 'a' + SIZE(sun_drives)) {
|
---|
2691 | p = sun_drives + c - 'a';
|
---|
2692 | break;
|
---|
2693 | } else if (c >= 'A' && c < 'A' + SIZE(sun_drives)) {
|
---|
2694 | p = sun_drives + c - 'A';
|
---|
2695 | break;
|
---|
2696 | } else if (c == '0') {
|
---|
2697 | break;
|
---|
2698 | } else if (c == '?' && scsi_disk) {
|
---|
2699 | p = sun_autoconfigure_scsi();
|
---|
2700 | if (!p)
|
---|
2701 | printf(_("Autoconfigure failed.\n"));
|
---|
2702 | else
|
---|
2703 | break;
|
---|
2704 | }
|
---|
2705 | }
|
---|
2706 | }
|
---|
2707 | if (!p || floppy) {
|
---|
2708 | if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
|
---|
2709 | heads = geometry.heads;
|
---|
2710 | sectors = geometry.sectors;
|
---|
2711 | cylinders = geometry.cylinders;
|
---|
2712 | } else {
|
---|
2713 | heads = 0;
|
---|
2714 | sectors = 0;
|
---|
2715 | cylinders = 0;
|
---|
2716 | }
|
---|
2717 | if (floppy) {
|
---|
2718 | sunlabel->nacyl = 0;
|
---|
2719 | sunlabel->pcylcount = SUN_SSWAP16(cylinders);
|
---|
2720 | sunlabel->rspeed = SUN_SSWAP16(300);
|
---|
2721 | sunlabel->ilfact = SUN_SSWAP16(1);
|
---|
2722 | sunlabel->sparecyl = 0;
|
---|
2723 | } else {
|
---|
2724 | heads = read_int(1,heads,1024,0,_("Heads"));
|
---|
2725 | sectors = read_int(1,sectors,1024,0,_("Sectors/track"));
|
---|
2726 | if (cylinders)
|
---|
2727 | cylinders = read_int(1,cylinders-2,65535,0,_("Cylinders"));
|
---|
2728 | else
|
---|
2729 | cylinders = read_int(1,0,65535,0,_("Cylinders"));
|
---|
2730 | sunlabel->nacyl = SUN_SSWAP16(read_int(0,2,65535,0, _("Alternate cylinders")));
|
---|
2731 | sunlabel->pcylcount = SUN_SSWAP16(read_int(0,cylinders+SUN_SSWAP16(sunlabel->nacyl), 65535,0, _("Physical cylinders")));
|
---|
2732 | sunlabel->rspeed = SUN_SSWAP16(read_int(1,5400,100000,0, _("Rotation speed (rpm)")));
|
---|
2733 | sunlabel->ilfact = SUN_SSWAP16(read_int(1,1,32,0, _("Interleave factor")));
|
---|
2734 | sunlabel->sparecyl = SUN_SSWAP16(read_int(0,0,sectors,0, _("Extra sectors per cylinder")));
|
---|
2735 | }
|
---|
2736 | } else {
|
---|
2737 | sunlabel->sparecyl = SUN_SSWAP16(p->sparecyl);
|
---|
2738 | sunlabel->ncyl = SUN_SSWAP16(p->ncyl);
|
---|
2739 | sunlabel->nacyl = SUN_SSWAP16(p->nacyl);
|
---|
2740 | sunlabel->pcylcount = SUN_SSWAP16(p->pcylcount);
|
---|
2741 | sunlabel->ntrks = SUN_SSWAP16(p->ntrks);
|
---|
2742 | sunlabel->nsect = SUN_SSWAP16(p->nsect);
|
---|
2743 | sunlabel->rspeed = SUN_SSWAP16(p->rspeed);
|
---|
2744 | sunlabel->ilfact = SUN_SSWAP16(1);
|
---|
2745 | cylinders = p->ncyl;
|
---|
2746 | heads = p->ntrks;
|
---|
2747 | sectors = p->nsect;
|
---|
2748 | puts(_("You may change all the disk params from the x menu"));
|
---|
2749 | }
|
---|
2750 |
|
---|
2751 | snprintf((char *)(sunlabel->info), sizeof(sunlabel->info),
|
---|
2752 | "%s%s%s cyl %d alt %d hd %d sec %d",
|
---|
2753 | p ? p->vendor : "", (p && *p->vendor) ? " " : "",
|
---|
2754 | p ? p->model : (floppy ? _("3,5\" floppy") : _("Linux custom")),
|
---|
2755 | cylinders, SUN_SSWAP16(sunlabel->nacyl), heads, sectors);
|
---|
2756 |
|
---|
2757 | sunlabel->ntrks = SUN_SSWAP16(heads);
|
---|
2758 | sunlabel->nsect = SUN_SSWAP16(sectors);
|
---|
2759 | sunlabel->ncyl = SUN_SSWAP16(cylinders);
|
---|
2760 | if (floppy)
|
---|
2761 | set_sun_partition(0, 0, cylinders * heads * sectors, LINUX_NATIVE);
|
---|
2762 | else {
|
---|
2763 | if (cylinders * heads * sectors >= 150 * 2048) {
|
---|
2764 | ndiv = cylinders - (50 * 2048 / (heads * sectors)); /* 50M swap */
|
---|
2765 | } else
|
---|
2766 | ndiv = cylinders * 2 / 3;
|
---|
2767 | set_sun_partition(0, 0, ndiv * heads * sectors, LINUX_NATIVE);
|
---|
2768 | set_sun_partition(1, ndiv * heads * sectors, cylinders * heads * sectors, LINUX_SWAP);
|
---|
2769 | sunlabel->infos[1].flags |= 0x01; /* Not mountable */
|
---|
2770 | }
|
---|
2771 | set_sun_partition(2, 0, cylinders * heads * sectors, WHOLE_DISK);
|
---|
2772 | {
|
---|
2773 | unsigned short *ush = (unsigned short *)sunlabel;
|
---|
2774 | unsigned short csum = 0;
|
---|
2775 | while (ush < (unsigned short *)(&sunlabel->csum))
|
---|
2776 | csum ^= *ush++;
|
---|
2777 | sunlabel->csum = csum;
|
---|
2778 | }
|
---|
2779 |
|
---|
2780 | set_all_unchanged();
|
---|
2781 | set_changed(0);
|
---|
2782 | get_boot(create_empty_sun);
|
---|
2783 | }
|
---|
2784 |
|
---|
2785 | static void
|
---|
2786 | toggle_sunflags(int i, unsigned char mask)
|
---|
2787 | {
|
---|
2788 | if (sunlabel->infos[i].flags & mask)
|
---|
2789 | sunlabel->infos[i].flags &= ~mask;
|
---|
2790 | else
|
---|
2791 | sunlabel->infos[i].flags |= mask;
|
---|
2792 | set_changed(i);
|
---|
2793 | }
|
---|
2794 |
|
---|
2795 | static void
|
---|
2796 | fetch_sun(uint *starts, uint *lens, uint *start, uint *stop)
|
---|
2797 | {
|
---|
2798 | int i, continuous = 1;
|
---|
2799 |
|
---|
2800 | *start = 0;
|
---|
2801 | *stop = cylinders * heads * sectors;
|
---|
2802 | for (i = 0; i < partitions; i++) {
|
---|
2803 | if (sunlabel->partitions[i].num_sectors
|
---|
2804 | && sunlabel->infos[i].id
|
---|
2805 | && sunlabel->infos[i].id != WHOLE_DISK) {
|
---|
2806 | starts[i] = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors;
|
---|
2807 | lens[i] = SUN_SSWAP32(sunlabel->partitions[i].num_sectors);
|
---|
2808 | if (continuous) {
|
---|
2809 | if (starts[i] == *start)
|
---|
2810 | *start += lens[i];
|
---|
2811 | else if (starts[i] + lens[i] >= *stop)
|
---|
2812 | *stop = starts[i];
|
---|
2813 | else
|
---|
2814 | continuous = 0;
|
---|
2815 | /* There will be probably more gaps
|
---|
2816 | than one, so lets check afterwards */
|
---|
2817 | }
|
---|
2818 | } else {
|
---|
2819 | starts[i] = 0;
|
---|
2820 | lens[i] = 0;
|
---|
2821 | }
|
---|
2822 | }
|
---|
2823 | }
|
---|
2824 |
|
---|
2825 | static uint *verify_sun_starts;
|
---|
2826 |
|
---|
2827 | static int
|
---|
2828 | verify_sun_cmp(int *a, int *b)
|
---|
2829 | {
|
---|
2830 | if (*a == -1) return 1;
|
---|
2831 | if (*b == -1) return -1;
|
---|
2832 | if (verify_sun_starts[*a] > verify_sun_starts[*b]) return 1;
|
---|
2833 | return -1;
|
---|
2834 | }
|
---|
2835 |
|
---|
2836 | static void
|
---|
2837 | verify_sun(void)
|
---|
2838 | {
|
---|
2839 | uint starts[8], lens[8], start, stop;
|
---|
2840 | int i,j,k,starto,endo;
|
---|
2841 | int array[8];
|
---|
2842 |
|
---|
2843 | verify_sun_starts = starts;
|
---|
2844 | fetch_sun(starts,lens,&start,&stop);
|
---|
2845 | for (k = 0; k < 7; k++) {
|
---|
2846 | for (i = 0; i < 8; i++) {
|
---|
2847 | if (k && (lens[i] % (heads * sectors))) {
|
---|
2848 | printf(_("Partition %d doesn't end on cylinder boundary\n"), i+1);
|
---|
2849 | }
|
---|
2850 | if (lens[i]) {
|
---|
2851 | for (j = 0; j < i; j++)
|
---|
2852 | if (lens[j]) {
|
---|
2853 | if (starts[j] == starts[i]+lens[i]) {
|
---|
2854 | starts[j] = starts[i]; lens[j] += lens[i];
|
---|
2855 | lens[i] = 0;
|
---|
2856 | } else if (starts[i] == starts[j]+lens[j]){
|
---|
2857 | lens[j] += lens[i];
|
---|
2858 | lens[i] = 0;
|
---|
2859 | } else if (!k) {
|
---|
2860 | if (starts[i] < starts[j]+lens[j]
|
---|
2861 | && starts[j] < starts[i]+lens[i]) {
|
---|
2862 | starto = starts[i];
|
---|
2863 | if (starts[j] > starto)
|
---|
2864 | starto = starts[j];
|
---|
2865 | endo = starts[i]+lens[i];
|
---|
2866 | if (starts[j]+lens[j] < endo)
|
---|
2867 | endo = starts[j]+lens[j];
|
---|
2868 | printf(_("Partition %d overlaps with others in "
|
---|
2869 | "sectors %d-%d\n"), i+1, starto, endo);
|
---|
2870 | }
|
---|
2871 | }
|
---|
2872 | }
|
---|
2873 | }
|
---|
2874 | }
|
---|
2875 | }
|
---|
2876 | for (i = 0; i < 8; i++) {
|
---|
2877 | if (lens[i])
|
---|
2878 | array[i] = i;
|
---|
2879 | else
|
---|
2880 | array[i] = -1;
|
---|
2881 | }
|
---|
2882 | qsort(array,SIZE(array),sizeof(array[0]),
|
---|
2883 | (int (*)(const void *,const void *)) verify_sun_cmp);
|
---|
2884 | if (array[0] == -1) {
|
---|
2885 | printf(_("No partitions defined\n"));
|
---|
2886 | return;
|
---|
2887 | }
|
---|
2888 | stop = cylinders * heads * sectors;
|
---|
2889 | if (starts[array[0]])
|
---|
2890 | printf(_("Unused gap - sectors 0-%d\n"),starts[array[0]]);
|
---|
2891 | for (i = 0; i < 7 && array[i+1] != -1; i++) {
|
---|
2892 | printf(_("Unused gap - sectors %d-%d\n"),starts[array[i]]+lens[array[i]],starts[array[i+1]]);
|
---|
2893 | }
|
---|
2894 | start = starts[array[i]] + lens[array[i]];
|
---|
2895 | if (start < stop)
|
---|
2896 | printf(_("Unused gap - sectors %d-%d\n"),start,stop);
|
---|
2897 | }
|
---|
2898 |
|
---|
2899 | static void
|
---|
2900 | add_sun_partition(int n, int sys)
|
---|
2901 | {
|
---|
2902 | uint start, stop, stop2;
|
---|
2903 | uint starts[8], lens[8];
|
---|
2904 | int whole_disk = 0;
|
---|
2905 |
|
---|
2906 | char mesg[256];
|
---|
2907 | int i, first, last;
|
---|
2908 |
|
---|
2909 | if (sunlabel->partitions[n].num_sectors && sunlabel->infos[n].id) {
|
---|
2910 | printf(_("Partition %d is already defined. Delete "
|
---|
2911 | "it before re-adding it.\n"), n + 1);
|
---|
2912 | return;
|
---|
2913 | }
|
---|
2914 |
|
---|
2915 | fetch_sun(starts,lens,&start,&stop);
|
---|
2916 | if (stop <= start) {
|
---|
2917 | if (n == 2)
|
---|
2918 | whole_disk = 1;
|
---|
2919 | else {
|
---|
2920 | printf(_("Other partitions already cover the whole disk.\nDelete "
|
---|
2921 | "some/shrink them before retry.\n"));
|
---|
2922 | return;
|
---|
2923 | }
|
---|
2924 | }
|
---|
2925 | snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
|
---|
2926 | while (1) {
|
---|
2927 | if (whole_disk)
|
---|
2928 | first = read_int(0, 0, 0, 0, mesg);
|
---|
2929 | else
|
---|
2930 | first = read_int(scround(start), scround(stop)+1,
|
---|
2931 | scround(stop), 0, mesg);
|
---|
2932 | if (display_in_cyl_units)
|
---|
2933 | first *= units_per_sector;
|
---|
2934 | else
|
---|
2935 | /* Starting sector has to be properly aligned */
|
---|
2936 | first = (first + heads * sectors - 1) / (heads * sectors);
|
---|
2937 | if (n == 2 && first != 0)
|
---|
2938 | printf("\
|
---|
2939 | It is highly recommended that the third partition covers the whole disk\n\
|
---|
2940 | and is of type `Whole disk'\n");
|
---|
2941 | /* ewt asks to add: "don't start a partition at cyl 0"
|
---|
2942 | However, edmundo@rano.demon.co.uk writes:
|
---|
2943 | "In addition to having a Sun partition table, to be able to
|
---|
2944 | boot from the disc, the first partition, /dev/sdX1, must
|
---|
2945 | start at cylinder 0. This means that /dev/sdX1 contains
|
---|
2946 | the partition table and the boot block, as these are the
|
---|
2947 | first two sectors of the disc. Therefore you must be
|
---|
2948 | careful what you use /dev/sdX1 for. In particular, you must
|
---|
2949 | not use a partition starting at cylinder 0 for Linux swap,
|
---|
2950 | as that would overwrite the partition table and the boot
|
---|
2951 | block. You may, however, use such a partition for a UFS
|
---|
2952 | or EXT2 file system, as these file systems leave the first
|
---|
2953 | 1024 bytes undisturbed. */
|
---|
2954 | /* On the other hand, one should not use partitions
|
---|
2955 | starting at block 0 in an md, or the label will
|
---|
2956 | be trashed. */
|
---|
2957 | for (i = 0; i < partitions; i++)
|
---|
2958 | if (lens[i] && starts[i] <= first && starts[i] + lens[i] > first)
|
---|
2959 | break;
|
---|
2960 | if (i < partitions && !whole_disk) {
|
---|
2961 | if (n == 2 && !first) {
|
---|
2962 | whole_disk = 1;
|
---|
2963 | break;
|
---|
2964 | }
|
---|
2965 | printf(_("Sector %d is already allocated\n"), first);
|
---|
2966 | } else
|
---|
2967 | break;
|
---|
2968 | }
|
---|
2969 | stop = cylinders * heads * sectors;
|
---|
2970 | stop2 = stop;
|
---|
2971 | for (i = 0; i < partitions; i++) {
|
---|
2972 | if (starts[i] > first && starts[i] < stop)
|
---|
2973 | stop = starts[i];
|
---|
2974 | }
|
---|
2975 | snprintf(mesg, sizeof(mesg),
|
---|
2976 | _("Last %s or +size or +sizeM or +sizeK"),
|
---|
2977 | str_units(SINGULAR));
|
---|
2978 | if (whole_disk)
|
---|
2979 | last = read_int(scround(stop2), scround(stop2), scround(stop2),
|
---|
2980 | 0, mesg);
|
---|
2981 | else if (n == 2 && !first)
|
---|
2982 | last = read_int(scround(first), scround(stop2), scround(stop2),
|
---|
2983 | scround(first), mesg);
|
---|
2984 | else
|
---|
2985 | last = read_int(scround(first), scround(stop), scround(stop),
|
---|
2986 | scround(first), mesg);
|
---|
2987 | if (display_in_cyl_units)
|
---|
2988 | last *= units_per_sector;
|
---|
2989 | if (n == 2 && !first) {
|
---|
2990 | if (last >= stop2) {
|
---|
2991 | whole_disk = 1;
|
---|
2992 | last = stop2;
|
---|
2993 | } else if (last > stop) {
|
---|
2994 | printf(_("You haven't covered the whole disk with "
|
---|
2995 | "the 3rd partition, but your value\n"
|
---|
2996 | "%d %s covers some other partition. "
|
---|
2997 | "Your entry has been changed\n"
|
---|
2998 | "to %d %s\n"),
|
---|
2999 | scround(last), str_units(SINGULAR),
|
---|
3000 | scround(stop), str_units(SINGULAR));
|
---|
3001 | last = stop;
|
---|
3002 | }
|
---|
3003 | } else if (!whole_disk && last > stop)
|
---|
3004 | last = stop;
|
---|
3005 |
|
---|
3006 | if (whole_disk)
|
---|
3007 | sys = WHOLE_DISK;
|
---|
3008 | set_sun_partition(n, first, last, sys);
|
---|
3009 | }
|
---|
3010 |
|
---|
3011 | static void
|
---|
3012 | sun_delete_partition(int i)
|
---|
3013 | {
|
---|
3014 | unsigned int nsec;
|
---|
3015 |
|
---|
3016 | if (i == 2
|
---|
3017 | && sunlabel->infos[i].id == WHOLE_DISK
|
---|
3018 | && !sunlabel->partitions[i].start_cylinder
|
---|
3019 | && (nsec = SUN_SSWAP32(sunlabel->partitions[i].num_sectors)) == heads * sectors * cylinders)
|
---|
3020 | printf(_("If you want to maintain SunOS/Solaris compatibility, "
|
---|
3021 | "consider leaving this\n"
|
---|
3022 | "partition as Whole disk (5), starting at 0, with %u "
|
---|
3023 | "sectors\n"), nsec);
|
---|
3024 | sunlabel->infos[i].id = 0;
|
---|
3025 | sunlabel->partitions[i].num_sectors = 0;
|
---|
3026 | }
|
---|
3027 |
|
---|
3028 | static void
|
---|
3029 | sun_change_sysid(int i, int sys)
|
---|
3030 | {
|
---|
3031 | if (sys == LINUX_SWAP && !sunlabel->partitions[i].start_cylinder) {
|
---|
3032 | read_chars(
|
---|
3033 | _("It is highly recommended that the partition at offset 0\n"
|
---|
3034 | "is UFS, EXT2FS filesystem or SunOS swap. Putting Linux swap\n"
|
---|
3035 | "there may destroy your partition table and bootblock.\n"
|
---|
3036 | "Type YES if you're very sure you would like that partition\n"
|
---|
3037 | "tagged with 82 (Linux swap): "));
|
---|
3038 | if (strcmp (line_ptr, _("YES\n")))
|
---|
3039 | return;
|
---|
3040 | }
|
---|
3041 | switch (sys) {
|
---|
3042 | case SUNOS_SWAP:
|
---|
3043 | case LINUX_SWAP:
|
---|
3044 | /* swaps are not mountable by default */
|
---|
3045 | sunlabel->infos[i].flags |= 0x01;
|
---|
3046 | break;
|
---|
3047 | default:
|
---|
3048 | /* assume other types are mountable;
|
---|
3049 | user can change it anyway */
|
---|
3050 | sunlabel->infos[i].flags &= ~0x01;
|
---|
3051 | break;
|
---|
3052 | }
|
---|
3053 | sunlabel->infos[i].id = sys;
|
---|
3054 | }
|
---|
3055 |
|
---|
3056 | static void
|
---|
3057 | sun_list_table(int xtra)
|
---|
3058 | {
|
---|
3059 | int i, w;
|
---|
3060 |
|
---|
3061 | w = strlen(disk_device);
|
---|
3062 | if (xtra)
|
---|
3063 | printf(
|
---|
3064 | _("\nDisk %s (Sun disk label): %d heads, %d sectors, %d rpm\n"
|
---|
3065 | "%d cylinders, %d alternate cylinders, %d physical cylinders\n"
|
---|
3066 | "%d extra sects/cyl, interleave %d:1\n"
|
---|
3067 | "%s\n"
|
---|
3068 | "Units = %s of %d * 512 bytes\n\n"),
|
---|
3069 | disk_device, heads, sectors, SUN_SSWAP16(sunlabel->rspeed),
|
---|
3070 | cylinders, SUN_SSWAP16(sunlabel->nacyl),
|
---|
3071 | SUN_SSWAP16(sunlabel->pcylcount),
|
---|
3072 | SUN_SSWAP16(sunlabel->sparecyl),
|
---|
3073 | SUN_SSWAP16(sunlabel->ilfact),
|
---|
3074 | (char *)sunlabel,
|
---|
3075 | str_units(PLURAL), units_per_sector);
|
---|
3076 | else
|
---|
3077 | printf(
|
---|
3078 | _("\nDisk %s (Sun disk label): %d heads, %d sectors, %d cylinders\n"
|
---|
3079 | "Units = %s of %d * 512 bytes\n\n"),
|
---|
3080 | disk_device, heads, sectors, cylinders,
|
---|
3081 | str_units(PLURAL), units_per_sector);
|
---|
3082 |
|
---|
3083 | printf(_("%*s Flag Start End Blocks Id System\n"),
|
---|
3084 | w + 1, _("Device"));
|
---|
3085 | for (i = 0 ; i < partitions; i++) {
|
---|
3086 | if (sunlabel->partitions[i].num_sectors) {
|
---|
3087 | uint32_t start = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors;
|
---|
3088 | uint32_t len = SUN_SSWAP32(sunlabel->partitions[i].num_sectors);
|
---|
3089 | printf("%s %c%c %9ld %9ld %9ld%c %2x %s\n",
|
---|
3090 | partname(disk_device, i+1, w), /* device */
|
---|
3091 | (sunlabel->infos[i].flags & 0x01) ? 'u' : ' ', /* flags */
|
---|
3092 | (sunlabel->infos[i].flags & 0x10) ? 'r' : ' ',
|
---|
3093 | (long) scround(start), /* start */
|
---|
3094 | (long) scround(start+len), /* end */
|
---|
3095 | (long) len / 2, len & 1 ? '+' : ' ', /* odd flag on end */
|
---|
3096 | sunlabel->infos[i].id, /* type id */
|
---|
3097 | partition_type(sunlabel->infos[i].id)); /* type name */
|
---|
3098 | }
|
---|
3099 | }
|
---|
3100 | }
|
---|
3101 |
|
---|
3102 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
3103 |
|
---|
3104 | static void
|
---|
3105 | sun_set_alt_cyl(void)
|
---|
3106 | {
|
---|
3107 | sunlabel->nacyl =
|
---|
3108 | SUN_SSWAP16(read_int(0,SUN_SSWAP16(sunlabel->nacyl), 65535, 0,
|
---|
3109 | _("Number of alternate cylinders")));
|
---|
3110 | }
|
---|
3111 |
|
---|
3112 | static void
|
---|
3113 | sun_set_ncyl(int cyl)
|
---|
3114 | {
|
---|
3115 | sunlabel->ncyl = SUN_SSWAP16(cyl);
|
---|
3116 | }
|
---|
3117 |
|
---|
3118 | static void
|
---|
3119 | sun_set_xcyl(void)
|
---|
3120 | {
|
---|
3121 | sunlabel->sparecyl =
|
---|
3122 | SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->sparecyl), sectors, 0,
|
---|
3123 | _("Extra sectors per cylinder")));
|
---|
3124 | }
|
---|
3125 |
|
---|
3126 | static void
|
---|
3127 | sun_set_ilfact(void)
|
---|
3128 | {
|
---|
3129 | sunlabel->ilfact =
|
---|
3130 | SUN_SSWAP16(read_int(1, SUN_SSWAP16(sunlabel->ilfact), 32, 0,
|
---|
3131 | _("Interleave factor")));
|
---|
3132 | }
|
---|
3133 |
|
---|
3134 | static void
|
---|
3135 | sun_set_rspeed(void)
|
---|
3136 | {
|
---|
3137 | sunlabel->rspeed =
|
---|
3138 | SUN_SSWAP16(read_int(1, SUN_SSWAP16(sunlabel->rspeed), 100000, 0,
|
---|
3139 | _("Rotation speed (rpm)")));
|
---|
3140 | }
|
---|
3141 |
|
---|
3142 | static void
|
---|
3143 | sun_set_pcylcount(void)
|
---|
3144 | {
|
---|
3145 | sunlabel->pcylcount =
|
---|
3146 | SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->pcylcount), 65535, 0,
|
---|
3147 | _("Number of physical cylinders")));
|
---|
3148 | }
|
---|
3149 | #endif /* CONFIG_FEATURE_FDISK_ADVANCED */
|
---|
3150 |
|
---|
3151 | static void
|
---|
3152 | sun_write_table(void)
|
---|
3153 | {
|
---|
3154 | unsigned short *ush = (unsigned short *)sunlabel;
|
---|
3155 | unsigned short csum = 0;
|
---|
3156 |
|
---|
3157 | while (ush < (unsigned short *)(&sunlabel->csum))
|
---|
3158 | csum ^= *ush++;
|
---|
3159 | sunlabel->csum = csum;
|
---|
3160 | if (lseek(fd, 0, SEEK_SET) < 0)
|
---|
3161 | fdisk_fatal(unable_to_seek);
|
---|
3162 | if (write(fd, sunlabel, SECTOR_SIZE) != SECTOR_SIZE)
|
---|
3163 | fdisk_fatal(unable_to_write);
|
---|
3164 | }
|
---|
3165 | #endif /* SUN_LABEL */
|
---|
3166 |
|
---|
3167 | /* DOS partition types */
|
---|
3168 |
|
---|
3169 | static const struct systypes i386_sys_types[] = {
|
---|
3170 | { "\x00" "Empty" },
|
---|
3171 | { "\x01" "FAT12" },
|
---|
3172 | { "\x04" "FAT16 <32M" },
|
---|
3173 | { "\x05" "Extended" }, /* DOS 3.3+ extended partition */
|
---|
3174 | { "\x06" "FAT16" }, /* DOS 16-bit >=32M */
|
---|
3175 | { "\x07" "HPFS/NTFS" }, /* OS/2 IFS, eg, HPFS or NTFS or QNX */
|
---|
3176 | { "\x0a" "OS/2 Boot Manager" },/* OS/2 Boot Manager */
|
---|
3177 | { "\x0b" "Win95 FAT32" },
|
---|
3178 | { "\x0c" "Win95 FAT32 (LBA)" },/* LBA really is `Extended Int 13h' */
|
---|
3179 | { "\x0e" "Win95 FAT16 (LBA)" },
|
---|
3180 | { "\x0f" "Win95 Ext'd (LBA)" },
|
---|
3181 | { "\x11" "Hidden FAT12" },
|
---|
3182 | { "\x12" "Compaq diagnostics" },
|
---|
3183 | { "\x14" "Hidden FAT16 <32M" },
|
---|
3184 | { "\x16" "Hidden FAT16" },
|
---|
3185 | { "\x17" "Hidden HPFS/NTFS" },
|
---|
3186 | { "\x1b" "Hidden Win95 FAT32" },
|
---|
3187 | { "\x1c" "Hidden Win95 FAT32 (LBA)" },
|
---|
3188 | { "\x1e" "Hidden Win95 FAT16 (LBA)" },
|
---|
3189 | { "\x3c" "PartitionMagic recovery" },
|
---|
3190 | { "\x41" "PPC PReP Boot" },
|
---|
3191 | { "\x42" "SFS" },
|
---|
3192 | { "\x63" "GNU HURD or SysV" }, /* GNU HURD or Mach or Sys V/386 (such as ISC UNIX) */
|
---|
3193 | { "\x80" "Old Minix" }, /* Minix 1.4a and earlier */
|
---|
3194 | { "\x81" "Minix / old Linux" },/* Minix 1.4b and later */
|
---|
3195 | { "\x82" "Linux swap" }, /* also Solaris */
|
---|
3196 | { "\x83" "Linux" },
|
---|
3197 | { "\x84" "OS/2 hidden C: drive" },
|
---|
3198 | { "\x85" "Linux extended" },
|
---|
3199 | { "\x86" "NTFS volume set" },
|
---|
3200 | { "\x87" "NTFS volume set" },
|
---|
3201 | { "\x8e" "Linux LVM" },
|
---|
3202 | { "\x9f" "BSD/OS" }, /* BSDI */
|
---|
3203 | { "\xa0" "IBM Thinkpad hibernation" },
|
---|
3204 | { "\xa5" "FreeBSD" }, /* various BSD flavours */
|
---|
3205 | { "\xa6" "OpenBSD" },
|
---|
3206 | { "\xa8" "Darwin UFS" },
|
---|
3207 | { "\xa9" "NetBSD" },
|
---|
3208 | { "\xab" "Darwin boot" },
|
---|
3209 | { "\xb7" "BSDI fs" },
|
---|
3210 | { "\xb8" "BSDI swap" },
|
---|
3211 | { "\xbe" "Solaris boot" },
|
---|
3212 | { "\xeb" "BeOS fs" },
|
---|
3213 | { "\xee" "EFI GPT" }, /* Intel EFI GUID Partition Table */
|
---|
3214 | { "\xef" "EFI (FAT-12/16/32)" },/* Intel EFI System Partition */
|
---|
3215 | { "\xf0" "Linux/PA-RISC boot" },/* Linux/PA-RISC boot loader */
|
---|
3216 | { "\xf2" "DOS secondary" }, /* DOS 3.3+ secondary */
|
---|
3217 | { "\xfd" "Linux raid autodetect" },/* New (2.2.x) raid partition with
|
---|
3218 | autodetect using persistent
|
---|
3219 | superblock */
|
---|
3220 | #ifdef CONFIG_WEIRD_PARTITION_TYPES
|
---|
3221 | { "\x02" "XENIX root" },
|
---|
3222 | { "\x03" "XENIX usr" },
|
---|
3223 | { "\x08" "AIX" }, /* AIX boot (AIX -- PS/2 port) or SplitDrive */
|
---|
3224 | { "\x09" "AIX bootable" }, /* AIX data or Coherent */
|
---|
3225 | { "\x10" "OPUS" },
|
---|
3226 | { "\x18" "AST SmartSleep" },
|
---|
3227 | { "\x24" "NEC DOS" },
|
---|
3228 | { "\x39" "Plan 9" },
|
---|
3229 | { "\x40" "Venix 80286" },
|
---|
3230 | { "\x4d" "QNX4.x" },
|
---|
3231 | { "\x4e" "QNX4.x 2nd part" },
|
---|
3232 | { "\x4f" "QNX4.x 3rd part" },
|
---|
3233 | { "\x50" "OnTrack DM" },
|
---|
3234 | { "\x51" "OnTrack DM6 Aux1" }, /* (or Novell) */
|
---|
3235 | { "\x52" "CP/M" }, /* CP/M or Microport SysV/AT */
|
---|
3236 | { "\x53" "OnTrack DM6 Aux3" },
|
---|
3237 | { "\x54" "OnTrackDM6" },
|
---|
3238 | { "\x55" "EZ-Drive" },
|
---|
3239 | { "\x56" "Golden Bow" },
|
---|
3240 | { "\x5c" "Priam Edisk" },
|
---|
3241 | { "\x61" "SpeedStor" },
|
---|
3242 | { "\x64" "Novell Netware 286" },
|
---|
3243 | { "\x65" "Novell Netware 386" },
|
---|
3244 | { "\x70" "DiskSecure Multi-Boot" },
|
---|
3245 | { "\x75" "PC/IX" },
|
---|
3246 | { "\x93" "Amoeba" },
|
---|
3247 | { "\x94" "Amoeba BBT" }, /* (bad block table) */
|
---|
3248 | { "\xa7" "NeXTSTEP" },
|
---|
3249 | { "\xbb" "Boot Wizard hidden" },
|
---|
3250 | { "\xc1" "DRDOS/sec (FAT-12)" },
|
---|
3251 | { "\xc4" "DRDOS/sec (FAT-16 < 32M)" },
|
---|
3252 | { "\xc6" "DRDOS/sec (FAT-16)" },
|
---|
3253 | { "\xc7" "Syrinx" },
|
---|
3254 | { "\xda" "Non-FS data" },
|
---|
3255 | { "\xdb" "CP/M / CTOS / ..." },/* CP/M or Concurrent CP/M or
|
---|
3256 | Concurrent DOS or CTOS */
|
---|
3257 | { "\xde" "Dell Utility" }, /* Dell PowerEdge Server utilities */
|
---|
3258 | { "\xdf" "BootIt" }, /* BootIt EMBRM */
|
---|
3259 | { "\xe1" "DOS access" }, /* DOS access or SpeedStor 12-bit FAT
|
---|
3260 | extended partition */
|
---|
3261 | { "\xe3" "DOS R/O" }, /* DOS R/O or SpeedStor */
|
---|
3262 | { "\xe4" "SpeedStor" }, /* SpeedStor 16-bit FAT extended
|
---|
3263 | partition < 1024 cyl. */
|
---|
3264 | { "\xf1" "SpeedStor" },
|
---|
3265 | { "\xf4" "SpeedStor" }, /* SpeedStor large partition */
|
---|
3266 | { "\xfe" "LANstep" }, /* SpeedStor >1024 cyl. or LANstep */
|
---|
3267 | { "\xff" "BBT" }, /* Xenix Bad Block Table */
|
---|
3268 | #endif
|
---|
3269 | { 0 }
|
---|
3270 | };
|
---|
3271 |
|
---|
3272 |
|
---|
3273 |
|
---|
3274 | /* A valid partition table sector ends in 0x55 0xaa */
|
---|
3275 | static unsigned int
|
---|
3276 | part_table_flag(const char *b)
|
---|
3277 | {
|
---|
3278 | return ((uint) b[510]) + (((uint) b[511]) << 8);
|
---|
3279 | }
|
---|
3280 |
|
---|
3281 |
|
---|
3282 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3283 | static void
|
---|
3284 | write_part_table_flag(char *b)
|
---|
3285 | {
|
---|
3286 | b[510] = 0x55;
|
---|
3287 | b[511] = 0xaa;
|
---|
3288 | }
|
---|
3289 |
|
---|
3290 | /* start_sect and nr_sects are stored little endian on all machines */
|
---|
3291 | /* moreover, they are not aligned correctly */
|
---|
3292 | static void
|
---|
3293 | store4_little_endian(unsigned char *cp, unsigned int val)
|
---|
3294 | {
|
---|
3295 | cp[0] = (val & 0xff);
|
---|
3296 | cp[1] = ((val >> 8) & 0xff);
|
---|
3297 | cp[2] = ((val >> 16) & 0xff);
|
---|
3298 | cp[3] = ((val >> 24) & 0xff);
|
---|
3299 | }
|
---|
3300 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
3301 |
|
---|
3302 | static unsigned int
|
---|
3303 | read4_little_endian(const unsigned char *cp)
|
---|
3304 | {
|
---|
3305 | return (uint)(cp[0]) + ((uint)(cp[1]) << 8)
|
---|
3306 | + ((uint)(cp[2]) << 16) + ((uint)(cp[3]) << 24);
|
---|
3307 | }
|
---|
3308 |
|
---|
3309 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3310 | static void
|
---|
3311 | set_start_sect(struct partition *p, unsigned int start_sect)
|
---|
3312 | {
|
---|
3313 | store4_little_endian(p->start4, start_sect);
|
---|
3314 | }
|
---|
3315 | #endif
|
---|
3316 |
|
---|
3317 | static int32_t
|
---|
3318 | get_start_sect(const struct partition *p)
|
---|
3319 | {
|
---|
3320 | return read4_little_endian(p->start4);
|
---|
3321 | }
|
---|
3322 |
|
---|
3323 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3324 | static void
|
---|
3325 | set_nr_sects(struct partition *p, int32_t nr_sects)
|
---|
3326 | {
|
---|
3327 | store4_little_endian(p->size4, nr_sects);
|
---|
3328 | }
|
---|
3329 | #endif
|
---|
3330 |
|
---|
3331 | static int32_t
|
---|
3332 | get_nr_sects(const struct partition *p)
|
---|
3333 | {
|
---|
3334 | return read4_little_endian(p->size4);
|
---|
3335 | }
|
---|
3336 |
|
---|
3337 | /* normally O_RDWR, -l option gives O_RDONLY */
|
---|
3338 | static int type_open = O_RDWR;
|
---|
3339 |
|
---|
3340 |
|
---|
3341 | static int ext_index; /* the prime extended partition */
|
---|
3342 | static int listing; /* no aborts for fdisk -l */
|
---|
3343 | static int dos_compatible_flag = ~0;
|
---|
3344 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3345 | static int dos_changed;
|
---|
3346 | static int nowarn; /* no warnings for fdisk -l/-s */
|
---|
3347 | #endif
|
---|
3348 |
|
---|
3349 |
|
---|
3350 |
|
---|
3351 | static uint user_cylinders, user_heads, user_sectors;
|
---|
3352 | static uint pt_heads, pt_sectors;
|
---|
3353 | static uint kern_heads, kern_sectors;
|
---|
3354 |
|
---|
3355 | static off_t extended_offset; /* offset of link pointers */
|
---|
3356 |
|
---|
3357 | static unsigned long long total_number_of_sectors;
|
---|
3358 |
|
---|
3359 |
|
---|
3360 | static jmp_buf listingbuf;
|
---|
3361 |
|
---|
3362 | static void fdisk_fatal(enum failure why)
|
---|
3363 | {
|
---|
3364 | const char *message;
|
---|
3365 |
|
---|
3366 | if (listing) {
|
---|
3367 | close(fd);
|
---|
3368 | longjmp(listingbuf, 1);
|
---|
3369 | }
|
---|
3370 |
|
---|
3371 | switch (why) {
|
---|
3372 | case unable_to_open:
|
---|
3373 | message = "Unable to open %s\n";
|
---|
3374 | break;
|
---|
3375 | case unable_to_read:
|
---|
3376 | message = "Unable to read %s\n";
|
---|
3377 | break;
|
---|
3378 | case unable_to_seek:
|
---|
3379 | message = "Unable to seek on %s\n";
|
---|
3380 | break;
|
---|
3381 | case unable_to_write:
|
---|
3382 | message = "Unable to write %s\n";
|
---|
3383 | break;
|
---|
3384 | case ioctl_error:
|
---|
3385 | message = "BLKGETSIZE ioctl failed on %s\n";
|
---|
3386 | break;
|
---|
3387 | default:
|
---|
3388 | message = "Fatal error\n";
|
---|
3389 | }
|
---|
3390 |
|
---|
3391 | fputc('\n', stderr);
|
---|
3392 | fprintf(stderr, message, disk_device);
|
---|
3393 | exit(1);
|
---|
3394 | }
|
---|
3395 |
|
---|
3396 | static void
|
---|
3397 | seek_sector(off_t secno)
|
---|
3398 | {
|
---|
3399 | off_t offset = secno * sector_size;
|
---|
3400 | if (lseek(fd, offset, SEEK_SET) == (off_t) -1)
|
---|
3401 | fdisk_fatal(unable_to_seek);
|
---|
3402 | }
|
---|
3403 |
|
---|
3404 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3405 | static void
|
---|
3406 | write_sector(off_t secno, char *buf)
|
---|
3407 | {
|
---|
3408 | seek_sector(secno);
|
---|
3409 | if (write(fd, buf, sector_size) != sector_size)
|
---|
3410 | fdisk_fatal(unable_to_write);
|
---|
3411 | }
|
---|
3412 | #endif
|
---|
3413 |
|
---|
3414 | /* Allocate a buffer and read a partition table sector */
|
---|
3415 | static void
|
---|
3416 | read_pte(struct pte *pe, off_t offset)
|
---|
3417 | {
|
---|
3418 | pe->offset = offset;
|
---|
3419 | pe->sectorbuffer = (char *) xmalloc(sector_size);
|
---|
3420 | seek_sector(offset);
|
---|
3421 | if (read(fd, pe->sectorbuffer, sector_size) != sector_size)
|
---|
3422 | fdisk_fatal(unable_to_read);
|
---|
3423 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3424 | pe->changed = 0;
|
---|
3425 | #endif
|
---|
3426 | pe->part_table = pe->ext_pointer = NULL;
|
---|
3427 | }
|
---|
3428 |
|
---|
3429 | static unsigned int
|
---|
3430 | get_partition_start(const struct pte *pe)
|
---|
3431 | {
|
---|
3432 | return pe->offset + get_start_sect(pe->part_table);
|
---|
3433 | }
|
---|
3434 |
|
---|
3435 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3436 | /*
|
---|
3437 | * Avoid warning about DOS partitions when no DOS partition was changed.
|
---|
3438 | * Here a heuristic "is probably dos partition".
|
---|
3439 | * We might also do the opposite and warn in all cases except
|
---|
3440 | * for "is probably nondos partition".
|
---|
3441 | */
|
---|
3442 | static int
|
---|
3443 | is_dos_partition(int t)
|
---|
3444 | {
|
---|
3445 | return (t == 1 || t == 4 || t == 6 ||
|
---|
3446 | t == 0x0b || t == 0x0c || t == 0x0e ||
|
---|
3447 | t == 0x11 || t == 0x12 || t == 0x14 || t == 0x16 ||
|
---|
3448 | t == 0x1b || t == 0x1c || t == 0x1e || t == 0x24 ||
|
---|
3449 | t == 0xc1 || t == 0xc4 || t == 0xc6);
|
---|
3450 | }
|
---|
3451 |
|
---|
3452 | static void
|
---|
3453 | menu(void)
|
---|
3454 | {
|
---|
3455 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
3456 | if (label_sun == current_label_type) {
|
---|
3457 | puts(_("Command action"));
|
---|
3458 | puts(_("\ta\ttoggle a read only flag")); /* sun */
|
---|
3459 | puts(_("\tb\tedit bsd disklabel"));
|
---|
3460 | puts(_("\tc\ttoggle the mountable flag")); /* sun */
|
---|
3461 | puts(_("\td\tdelete a partition"));
|
---|
3462 | puts(_("\tl\tlist known partition types"));
|
---|
3463 | puts(_("\tm\tprint this menu"));
|
---|
3464 | puts(_("\tn\tadd a new partition"));
|
---|
3465 | puts(_("\to\tcreate a new empty DOS partition table"));
|
---|
3466 | puts(_("\tp\tprint the partition table"));
|
---|
3467 | puts(_("\tq\tquit without saving changes"));
|
---|
3468 | puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
|
---|
3469 | puts(_("\tt\tchange a partition's system id"));
|
---|
3470 | puts(_("\tu\tchange display/entry units"));
|
---|
3471 | puts(_("\tv\tverify the partition table"));
|
---|
3472 | puts(_("\tw\twrite table to disk and exit"));
|
---|
3473 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
3474 | puts(_("\tx\textra functionality (experts only)"));
|
---|
3475 | #endif
|
---|
3476 | } else
|
---|
3477 | #endif
|
---|
3478 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
3479 | if (label_sgi == current_label_type) {
|
---|
3480 | puts(_("Command action"));
|
---|
3481 | puts(_("\ta\tselect bootable partition")); /* sgi flavour */
|
---|
3482 | puts(_("\tb\tedit bootfile entry")); /* sgi */
|
---|
3483 | puts(_("\tc\tselect sgi swap partition")); /* sgi flavour */
|
---|
3484 | puts(_("\td\tdelete a partition"));
|
---|
3485 | puts(_("\tl\tlist known partition types"));
|
---|
3486 | puts(_("\tm\tprint this menu"));
|
---|
3487 | puts(_("\tn\tadd a new partition"));
|
---|
3488 | puts(_("\to\tcreate a new empty DOS partition table"));
|
---|
3489 | puts(_("\tp\tprint the partition table"));
|
---|
3490 | puts(_("\tq\tquit without saving changes"));
|
---|
3491 | puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
|
---|
3492 | puts(_("\tt\tchange a partition's system id"));
|
---|
3493 | puts(_("\tu\tchange display/entry units"));
|
---|
3494 | puts(_("\tv\tverify the partition table"));
|
---|
3495 | puts(_("\tw\twrite table to disk and exit"));
|
---|
3496 | } else
|
---|
3497 | #endif
|
---|
3498 | #ifdef CONFIG_FEATURE_AIX_LABEL
|
---|
3499 | if (label_aix == current_label_type) {
|
---|
3500 | puts(_("Command action"));
|
---|
3501 | puts(_("\tm\tprint this menu"));
|
---|
3502 | puts(_("\to\tcreate a new empty DOS partition table"));
|
---|
3503 | puts(_("\tq\tquit without saving changes"));
|
---|
3504 | puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
|
---|
3505 | } else
|
---|
3506 | #endif
|
---|
3507 | {
|
---|
3508 | puts(_("Command action"));
|
---|
3509 | puts(_("\ta\ttoggle a bootable flag"));
|
---|
3510 | puts(_("\tb\tedit bsd disklabel"));
|
---|
3511 | puts(_("\tc\ttoggle the dos compatibility flag"));
|
---|
3512 | puts(_("\td\tdelete a partition"));
|
---|
3513 | puts(_("\tl\tlist known partition types"));
|
---|
3514 | puts(_("\tm\tprint this menu"));
|
---|
3515 | puts(_("\tn\tadd a new partition"));
|
---|
3516 | puts(_("\to\tcreate a new empty DOS partition table"));
|
---|
3517 | puts(_("\tp\tprint the partition table"));
|
---|
3518 | puts(_("\tq\tquit without saving changes"));
|
---|
3519 | puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
|
---|
3520 | puts(_("\tt\tchange a partition's system id"));
|
---|
3521 | puts(_("\tu\tchange display/entry units"));
|
---|
3522 | puts(_("\tv\tverify the partition table"));
|
---|
3523 | puts(_("\tw\twrite table to disk and exit"));
|
---|
3524 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
3525 | puts(_("\tx\textra functionality (experts only)"));
|
---|
3526 | #endif
|
---|
3527 | }
|
---|
3528 | }
|
---|
3529 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
3530 |
|
---|
3531 |
|
---|
3532 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
3533 | static void
|
---|
3534 | xmenu(void)
|
---|
3535 | {
|
---|
3536 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
3537 | if (label_sun == current_label_type) {
|
---|
3538 | puts(_("Command action"));
|
---|
3539 | puts(_("\ta\tchange number of alternate cylinders")); /*sun*/
|
---|
3540 | puts(_("\tc\tchange number of cylinders"));
|
---|
3541 | puts(_("\td\tprint the raw data in the partition table"));
|
---|
3542 | puts(_("\te\tchange number of extra sectors per cylinder"));/*sun*/
|
---|
3543 | puts(_("\th\tchange number of heads"));
|
---|
3544 | puts(_("\ti\tchange interleave factor")); /*sun*/
|
---|
3545 | puts(_("\to\tchange rotation speed (rpm)")); /*sun*/
|
---|
3546 | puts(_("\tm\tprint this menu"));
|
---|
3547 | puts(_("\tp\tprint the partition table"));
|
---|
3548 | puts(_("\tq\tquit without saving changes"));
|
---|
3549 | puts(_("\tr\treturn to main menu"));
|
---|
3550 | puts(_("\ts\tchange number of sectors/track"));
|
---|
3551 | puts(_("\tv\tverify the partition table"));
|
---|
3552 | puts(_("\tw\twrite table to disk and exit"));
|
---|
3553 | puts(_("\ty\tchange number of physical cylinders")); /*sun*/
|
---|
3554 | } else
|
---|
3555 | #endif
|
---|
3556 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
3557 | if (label_sgi == current_label_type) {
|
---|
3558 | puts(_("Command action"));
|
---|
3559 | puts(_("\tb\tmove beginning of data in a partition")); /* !sun */
|
---|
3560 | puts(_("\tc\tchange number of cylinders"));
|
---|
3561 | puts(_("\td\tprint the raw data in the partition table"));
|
---|
3562 | puts(_("\te\tlist extended partitions")); /* !sun */
|
---|
3563 | puts(_("\tg\tcreate an IRIX (SGI) partition table"));/* sgi */
|
---|
3564 | puts(_("\th\tchange number of heads"));
|
---|
3565 | puts(_("\tm\tprint this menu"));
|
---|
3566 | puts(_("\tp\tprint the partition table"));
|
---|
3567 | puts(_("\tq\tquit without saving changes"));
|
---|
3568 | puts(_("\tr\treturn to main menu"));
|
---|
3569 | puts(_("\ts\tchange number of sectors/track"));
|
---|
3570 | puts(_("\tv\tverify the partition table"));
|
---|
3571 | puts(_("\tw\twrite table to disk and exit"));
|
---|
3572 | } else
|
---|
3573 | #endif
|
---|
3574 | #ifdef CONFIG_FEATURE_AIX_LABEL
|
---|
3575 | if (label_aix == current_label_type) {
|
---|
3576 | puts(_("Command action"));
|
---|
3577 | puts(_("\tb\tmove beginning of data in a partition")); /* !sun */
|
---|
3578 | puts(_("\tc\tchange number of cylinders"));
|
---|
3579 | puts(_("\td\tprint the raw data in the partition table"));
|
---|
3580 | puts(_("\te\tlist extended partitions")); /* !sun */
|
---|
3581 | puts(_("\tg\tcreate an IRIX (SGI) partition table"));/* sgi */
|
---|
3582 | puts(_("\th\tchange number of heads"));
|
---|
3583 | puts(_("\tm\tprint this menu"));
|
---|
3584 | puts(_("\tp\tprint the partition table"));
|
---|
3585 | puts(_("\tq\tquit without saving changes"));
|
---|
3586 | puts(_("\tr\treturn to main menu"));
|
---|
3587 | puts(_("\ts\tchange number of sectors/track"));
|
---|
3588 | puts(_("\tv\tverify the partition table"));
|
---|
3589 | puts(_("\tw\twrite table to disk and exit"));
|
---|
3590 | } else
|
---|
3591 | #endif
|
---|
3592 | {
|
---|
3593 | puts(_("Command action"));
|
---|
3594 | puts(_("\tb\tmove beginning of data in a partition")); /* !sun */
|
---|
3595 | puts(_("\tc\tchange number of cylinders"));
|
---|
3596 | puts(_("\td\tprint the raw data in the partition table"));
|
---|
3597 | puts(_("\te\tlist extended partitions")); /* !sun */
|
---|
3598 | puts(_("\tf\tfix partition order")); /* !sun, !aix, !sgi */
|
---|
3599 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
3600 | puts(_("\tg\tcreate an IRIX (SGI) partition table"));/* sgi */
|
---|
3601 | #endif
|
---|
3602 | puts(_("\th\tchange number of heads"));
|
---|
3603 | puts(_("\tm\tprint this menu"));
|
---|
3604 | puts(_("\tp\tprint the partition table"));
|
---|
3605 | puts(_("\tq\tquit without saving changes"));
|
---|
3606 | puts(_("\tr\treturn to main menu"));
|
---|
3607 | puts(_("\ts\tchange number of sectors/track"));
|
---|
3608 | puts(_("\tv\tverify the partition table"));
|
---|
3609 | puts(_("\tw\twrite table to disk and exit"));
|
---|
3610 | }
|
---|
3611 | }
|
---|
3612 | #endif /* ADVANCED mode */
|
---|
3613 |
|
---|
3614 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3615 | static const struct systypes *
|
---|
3616 | get_sys_types(void)
|
---|
3617 | {
|
---|
3618 | return (
|
---|
3619 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
3620 | label_sun == current_label_type ? sun_sys_types :
|
---|
3621 | #endif
|
---|
3622 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
3623 | label_sgi == current_label_type ? sgi_sys_types :
|
---|
3624 | #endif
|
---|
3625 | i386_sys_types);
|
---|
3626 | }
|
---|
3627 | #else
|
---|
3628 | #define get_sys_types() i386_sys_types
|
---|
3629 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
3630 |
|
---|
3631 | static const char *partition_type(unsigned char type)
|
---|
3632 | {
|
---|
3633 | int i;
|
---|
3634 | const struct systypes *types = get_sys_types();
|
---|
3635 |
|
---|
3636 | for (i = 0; types[i].name; i++)
|
---|
3637 | if ((unsigned char )types[i].name[0] == type)
|
---|
3638 | return types[i].name + 1;
|
---|
3639 |
|
---|
3640 | return _("Unknown");
|
---|
3641 | }
|
---|
3642 |
|
---|
3643 |
|
---|
3644 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3645 | static int
|
---|
3646 | get_sysid(int i)
|
---|
3647 | {
|
---|
3648 | return (
|
---|
3649 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
3650 | label_sun == current_label_type ? sunlabel->infos[i].id :
|
---|
3651 | #endif
|
---|
3652 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
3653 | label_sgi == current_label_type ? sgi_get_sysid(i) :
|
---|
3654 | #endif
|
---|
3655 | ptes[i].part_table->sys_ind);
|
---|
3656 | }
|
---|
3657 |
|
---|
3658 | void list_types(const struct systypes *sys)
|
---|
3659 | {
|
---|
3660 | uint last[4], done = 0, next = 0, size;
|
---|
3661 | int i;
|
---|
3662 |
|
---|
3663 | for (i = 0; sys[i].name; i++);
|
---|
3664 | size = i;
|
---|
3665 |
|
---|
3666 | for (i = 3; i >= 0; i--)
|
---|
3667 | last[3 - i] = done += (size + i - done) / (i + 1);
|
---|
3668 | i = done = 0;
|
---|
3669 |
|
---|
3670 | do {
|
---|
3671 | printf("%c%2x %-15.15s", i ? ' ' : '\n',
|
---|
3672 | (unsigned char)sys[next].name[0],
|
---|
3673 | partition_type((unsigned char)sys[next].name[0]));
|
---|
3674 | next = last[i++] + done;
|
---|
3675 | if (i > 3 || next >= last[i]) {
|
---|
3676 | i = 0;
|
---|
3677 | next = ++done;
|
---|
3678 | }
|
---|
3679 | } while (done < last[0]);
|
---|
3680 | putchar('\n');
|
---|
3681 | }
|
---|
3682 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
3683 |
|
---|
3684 | static int
|
---|
3685 | is_cleared_partition(const struct partition *p)
|
---|
3686 | {
|
---|
3687 | return !(!p || p->boot_ind || p->head || p->sector || p->cyl ||
|
---|
3688 | p->sys_ind || p->end_head || p->end_sector || p->end_cyl ||
|
---|
3689 | get_start_sect(p) || get_nr_sects(p));
|
---|
3690 | }
|
---|
3691 |
|
---|
3692 | static void
|
---|
3693 | clear_partition(struct partition *p)
|
---|
3694 | {
|
---|
3695 | if (!p)
|
---|
3696 | return;
|
---|
3697 | memset(p, 0, sizeof(struct partition));
|
---|
3698 | }
|
---|
3699 |
|
---|
3700 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3701 | static void
|
---|
3702 | set_partition(int i, int doext, off_t start, off_t stop, int sysid)
|
---|
3703 | {
|
---|
3704 | struct partition *p;
|
---|
3705 | off_t offset;
|
---|
3706 |
|
---|
3707 | if (doext) {
|
---|
3708 | p = ptes[i].ext_pointer;
|
---|
3709 | offset = extended_offset;
|
---|
3710 | } else {
|
---|
3711 | p = ptes[i].part_table;
|
---|
3712 | offset = ptes[i].offset;
|
---|
3713 | }
|
---|
3714 | p->boot_ind = 0;
|
---|
3715 | p->sys_ind = sysid;
|
---|
3716 | set_start_sect(p, start - offset);
|
---|
3717 | set_nr_sects(p, stop - start + 1);
|
---|
3718 | if (dos_compatible_flag && (start/(sectors*heads) > 1023))
|
---|
3719 | start = heads*sectors*1024 - 1;
|
---|
3720 | set_hsc(p->head, p->sector, p->cyl, start);
|
---|
3721 | if (dos_compatible_flag && (stop/(sectors*heads) > 1023))
|
---|
3722 | stop = heads*sectors*1024 - 1;
|
---|
3723 | set_hsc(p->end_head, p->end_sector, p->end_cyl, stop);
|
---|
3724 | ptes[i].changed = 1;
|
---|
3725 | }
|
---|
3726 | #endif
|
---|
3727 |
|
---|
3728 | static int
|
---|
3729 | test_c(const char **m, const char *mesg)
|
---|
3730 | {
|
---|
3731 | int val = 0;
|
---|
3732 | if (!*m)
|
---|
3733 | fprintf(stderr, _("You must set"));
|
---|
3734 | else {
|
---|
3735 | fprintf(stderr, " %s", *m);
|
---|
3736 | val = 1;
|
---|
3737 | }
|
---|
3738 | *m = mesg;
|
---|
3739 | return val;
|
---|
3740 | }
|
---|
3741 |
|
---|
3742 | static int
|
---|
3743 | warn_geometry(void)
|
---|
3744 | {
|
---|
3745 | const char *m = NULL;
|
---|
3746 | int prev = 0;
|
---|
3747 |
|
---|
3748 | if (!heads)
|
---|
3749 | prev = test_c(&m, _("heads"));
|
---|
3750 | if (!sectors)
|
---|
3751 | prev = test_c(&m, _("sectors"));
|
---|
3752 | if (!cylinders)
|
---|
3753 | prev = test_c(&m, _("cylinders"));
|
---|
3754 | if (!m)
|
---|
3755 | return 0;
|
---|
3756 |
|
---|
3757 | fprintf(stderr, "%s%s.\n"
|
---|
3758 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3759 | "You can do this from the extra functions menu.\n"
|
---|
3760 | #endif
|
---|
3761 | , prev ? _(" and ") : " ", m);
|
---|
3762 |
|
---|
3763 | return 1;
|
---|
3764 | }
|
---|
3765 |
|
---|
3766 | static void update_units(void)
|
---|
3767 | {
|
---|
3768 | int cyl_units = heads * sectors;
|
---|
3769 |
|
---|
3770 | if (display_in_cyl_units && cyl_units)
|
---|
3771 | units_per_sector = cyl_units;
|
---|
3772 | else
|
---|
3773 | units_per_sector = 1; /* in sectors */
|
---|
3774 | }
|
---|
3775 |
|
---|
3776 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3777 | static void
|
---|
3778 | warn_cylinders(void)
|
---|
3779 | {
|
---|
3780 | if (label_dos == current_label_type && cylinders > 1024 && !nowarn)
|
---|
3781 | fprintf(stderr, _("\n"
|
---|
3782 | "The number of cylinders for this disk is set to %d.\n"
|
---|
3783 | "There is nothing wrong with that, but this is larger than 1024,\n"
|
---|
3784 | "and could in certain setups cause problems with:\n"
|
---|
3785 | "1) software that runs at boot time (e.g., old versions of LILO)\n"
|
---|
3786 | "2) booting and partitioning software from other OSs\n"
|
---|
3787 | " (e.g., DOS FDISK, OS/2 FDISK)\n"),
|
---|
3788 | cylinders);
|
---|
3789 | }
|
---|
3790 | #endif
|
---|
3791 |
|
---|
3792 | static void
|
---|
3793 | read_extended(int ext)
|
---|
3794 | {
|
---|
3795 | int i;
|
---|
3796 | struct pte *pex;
|
---|
3797 | struct partition *p, *q;
|
---|
3798 |
|
---|
3799 | ext_index = ext;
|
---|
3800 | pex = &ptes[ext];
|
---|
3801 | pex->ext_pointer = pex->part_table;
|
---|
3802 |
|
---|
3803 | p = pex->part_table;
|
---|
3804 | if (!get_start_sect(p)) {
|
---|
3805 | fprintf(stderr,
|
---|
3806 | _("Bad offset in primary extended partition\n"));
|
---|
3807 | return;
|
---|
3808 | }
|
---|
3809 |
|
---|
3810 | while (IS_EXTENDED(p->sys_ind)) {
|
---|
3811 | struct pte *pe = &ptes[partitions];
|
---|
3812 |
|
---|
3813 | if (partitions >= MAXIMUM_PARTS) {
|
---|
3814 | /* This is not a Linux restriction, but
|
---|
3815 | this program uses arrays of size MAXIMUM_PARTS.
|
---|
3816 | Do not try to `improve' this test. */
|
---|
3817 | struct pte *pre = &ptes[partitions-1];
|
---|
3818 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3819 | fprintf(stderr,
|
---|
3820 | _("Warning: deleting partitions after %d\n"),
|
---|
3821 | partitions);
|
---|
3822 | pre->changed = 1;
|
---|
3823 | #endif
|
---|
3824 | clear_partition(pre->ext_pointer);
|
---|
3825 | return;
|
---|
3826 | }
|
---|
3827 |
|
---|
3828 | read_pte(pe, extended_offset + get_start_sect(p));
|
---|
3829 |
|
---|
3830 | if (!extended_offset)
|
---|
3831 | extended_offset = get_start_sect(p);
|
---|
3832 |
|
---|
3833 | q = p = pt_offset(pe->sectorbuffer, 0);
|
---|
3834 | for (i = 0; i < 4; i++, p++) if (get_nr_sects(p)) {
|
---|
3835 | if (IS_EXTENDED(p->sys_ind)) {
|
---|
3836 | if (pe->ext_pointer)
|
---|
3837 | fprintf(stderr,
|
---|
3838 | _("Warning: extra link "
|
---|
3839 | "pointer in partition table"
|
---|
3840 | " %d\n"), partitions + 1);
|
---|
3841 | else
|
---|
3842 | pe->ext_pointer = p;
|
---|
3843 | } else if (p->sys_ind) {
|
---|
3844 | if (pe->part_table)
|
---|
3845 | fprintf(stderr,
|
---|
3846 | _("Warning: ignoring extra "
|
---|
3847 | "data in partition table"
|
---|
3848 | " %d\n"), partitions + 1);
|
---|
3849 | else
|
---|
3850 | pe->part_table = p;
|
---|
3851 | }
|
---|
3852 | }
|
---|
3853 |
|
---|
3854 | /* very strange code here... */
|
---|
3855 | if (!pe->part_table) {
|
---|
3856 | if (q != pe->ext_pointer)
|
---|
3857 | pe->part_table = q;
|
---|
3858 | else
|
---|
3859 | pe->part_table = q + 1;
|
---|
3860 | }
|
---|
3861 | if (!pe->ext_pointer) {
|
---|
3862 | if (q != pe->part_table)
|
---|
3863 | pe->ext_pointer = q;
|
---|
3864 | else
|
---|
3865 | pe->ext_pointer = q + 1;
|
---|
3866 | }
|
---|
3867 |
|
---|
3868 | p = pe->ext_pointer;
|
---|
3869 | partitions++;
|
---|
3870 | }
|
---|
3871 |
|
---|
3872 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3873 | /* remove empty links */
|
---|
3874 | remove:
|
---|
3875 | for (i = 4; i < partitions; i++) {
|
---|
3876 | struct pte *pe = &ptes[i];
|
---|
3877 |
|
---|
3878 | if (!get_nr_sects(pe->part_table) &&
|
---|
3879 | (partitions > 5 || ptes[4].part_table->sys_ind)) {
|
---|
3880 | printf("omitting empty partition (%d)\n", i+1);
|
---|
3881 | delete_partition(i);
|
---|
3882 | goto remove; /* numbering changed */
|
---|
3883 | }
|
---|
3884 | }
|
---|
3885 | #endif
|
---|
3886 | }
|
---|
3887 |
|
---|
3888 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
3889 | static void
|
---|
3890 | create_doslabel(void)
|
---|
3891 | {
|
---|
3892 | int i;
|
---|
3893 |
|
---|
3894 | fprintf(stderr,
|
---|
3895 | _("Building a new DOS disklabel. Changes will remain in memory only,\n"
|
---|
3896 | "until you decide to write them. After that, of course, the previous\n"
|
---|
3897 | "content won't be recoverable.\n\n"));
|
---|
3898 |
|
---|
3899 | current_label_type = label_dos;
|
---|
3900 |
|
---|
3901 | #ifdef CONFIG_FEATURE_OSF_LABEL
|
---|
3902 | possibly_osf_label = 0;
|
---|
3903 | #endif
|
---|
3904 | partitions = 4;
|
---|
3905 |
|
---|
3906 | for (i = 510-64; i < 510; i++)
|
---|
3907 | MBRbuffer[i] = 0;
|
---|
3908 | write_part_table_flag(MBRbuffer);
|
---|
3909 | extended_offset = 0;
|
---|
3910 | set_all_unchanged();
|
---|
3911 | set_changed(0);
|
---|
3912 | get_boot(create_empty_dos);
|
---|
3913 | }
|
---|
3914 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
3915 |
|
---|
3916 | static void
|
---|
3917 | get_sectorsize(void)
|
---|
3918 | {
|
---|
3919 | if (!user_set_sector_size) {
|
---|
3920 | int arg;
|
---|
3921 | if (ioctl(fd, BLKSSZGET, &arg) == 0)
|
---|
3922 | sector_size = arg;
|
---|
3923 | if (sector_size != DEFAULT_SECTOR_SIZE)
|
---|
3924 | printf(_("Note: sector size is %d (not %d)\n"),
|
---|
3925 | sector_size, DEFAULT_SECTOR_SIZE);
|
---|
3926 | }
|
---|
3927 | }
|
---|
3928 |
|
---|
3929 | static inline void
|
---|
3930 | get_kernel_geometry(void)
|
---|
3931 | {
|
---|
3932 | struct hd_geometry geometry;
|
---|
3933 |
|
---|
3934 | if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
|
---|
3935 | kern_heads = geometry.heads;
|
---|
3936 | kern_sectors = geometry.sectors;
|
---|
3937 | /* never use geometry.cylinders - it is truncated */
|
---|
3938 | }
|
---|
3939 | }
|
---|
3940 |
|
---|
3941 | static void
|
---|
3942 | get_partition_table_geometry(void)
|
---|
3943 | {
|
---|
3944 | const unsigned char *bufp = (const unsigned char *)MBRbuffer;
|
---|
3945 | struct partition *p;
|
---|
3946 | int i, h, s, hh, ss;
|
---|
3947 | int first = 1;
|
---|
3948 | int bad = 0;
|
---|
3949 |
|
---|
3950 | if (!(valid_part_table_flag((char*)bufp)))
|
---|
3951 | return;
|
---|
3952 |
|
---|
3953 | hh = ss = 0;
|
---|
3954 | for (i = 0; i < 4; i++) {
|
---|
3955 | p = pt_offset(bufp, i);
|
---|
3956 | if (p->sys_ind != 0) {
|
---|
3957 | h = p->end_head + 1;
|
---|
3958 | s = (p->end_sector & 077);
|
---|
3959 | if (first) {
|
---|
3960 | hh = h;
|
---|
3961 | ss = s;
|
---|
3962 | first = 0;
|
---|
3963 | } else if (hh != h || ss != s)
|
---|
3964 | bad = 1;
|
---|
3965 | }
|
---|
3966 | }
|
---|
3967 |
|
---|
3968 | if (!first && !bad) {
|
---|
3969 | pt_heads = hh;
|
---|
3970 | pt_sectors = ss;
|
---|
3971 | }
|
---|
3972 | }
|
---|
3973 |
|
---|
3974 | static void
|
---|
3975 | get_geometry(void)
|
---|
3976 | {
|
---|
3977 | int sec_fac;
|
---|
3978 | unsigned long long bytes; /* really u64 */
|
---|
3979 |
|
---|
3980 | get_sectorsize();
|
---|
3981 | sec_fac = sector_size / 512;
|
---|
3982 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
3983 | guess_device_type();
|
---|
3984 | #endif
|
---|
3985 | heads = cylinders = sectors = 0;
|
---|
3986 | kern_heads = kern_sectors = 0;
|
---|
3987 | pt_heads = pt_sectors = 0;
|
---|
3988 |
|
---|
3989 | get_kernel_geometry();
|
---|
3990 | get_partition_table_geometry();
|
---|
3991 |
|
---|
3992 | heads = user_heads ? user_heads :
|
---|
3993 | pt_heads ? pt_heads :
|
---|
3994 | kern_heads ? kern_heads : 255;
|
---|
3995 | sectors = user_sectors ? user_sectors :
|
---|
3996 | pt_sectors ? pt_sectors :
|
---|
3997 | kern_sectors ? kern_sectors : 63;
|
---|
3998 | if (ioctl(fd, BLKGETSIZE64, &bytes) == 0) {
|
---|
3999 | /* got bytes */
|
---|
4000 | } else {
|
---|
4001 | unsigned long longsectors;
|
---|
4002 |
|
---|
4003 | if (ioctl(fd, BLKGETSIZE, &longsectors))
|
---|
4004 | longsectors = 0;
|
---|
4005 | bytes = ((unsigned long long) longsectors) << 9;
|
---|
4006 | }
|
---|
4007 |
|
---|
4008 | total_number_of_sectors = (bytes >> 9);
|
---|
4009 |
|
---|
4010 | sector_offset = 1;
|
---|
4011 | if (dos_compatible_flag)
|
---|
4012 | sector_offset = sectors;
|
---|
4013 |
|
---|
4014 | cylinders = total_number_of_sectors / (heads * sectors * sec_fac);
|
---|
4015 | if (!cylinders)
|
---|
4016 | cylinders = user_cylinders;
|
---|
4017 | }
|
---|
4018 |
|
---|
4019 | /*
|
---|
4020 | * Read MBR. Returns:
|
---|
4021 | * -1: no 0xaa55 flag present (possibly entire disk BSD)
|
---|
4022 | * 0: found or created label
|
---|
4023 | * 1: I/O error
|
---|
4024 | */
|
---|
4025 | static int
|
---|
4026 | get_boot(enum action what)
|
---|
4027 | {
|
---|
4028 | int i;
|
---|
4029 |
|
---|
4030 | partitions = 4;
|
---|
4031 |
|
---|
4032 | for (i = 0; i < 4; i++) {
|
---|
4033 | struct pte *pe = &ptes[i];
|
---|
4034 |
|
---|
4035 | pe->part_table = pt_offset(MBRbuffer, i);
|
---|
4036 | pe->ext_pointer = NULL;
|
---|
4037 | pe->offset = 0;
|
---|
4038 | pe->sectorbuffer = MBRbuffer;
|
---|
4039 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4040 | pe->changed = (what == create_empty_dos);
|
---|
4041 | #endif
|
---|
4042 | }
|
---|
4043 |
|
---|
4044 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4045 | if (what == create_empty_sun && check_sun_label())
|
---|
4046 | return 0;
|
---|
4047 | #endif
|
---|
4048 |
|
---|
4049 | memset(MBRbuffer, 0, 512);
|
---|
4050 |
|
---|
4051 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4052 | if (what == create_empty_dos)
|
---|
4053 | goto got_dos_table; /* skip reading disk */
|
---|
4054 |
|
---|
4055 | if ((fd = open(disk_device, type_open)) < 0) {
|
---|
4056 | if ((fd = open(disk_device, O_RDONLY)) < 0) {
|
---|
4057 | if (what == try_only)
|
---|
4058 | return 1;
|
---|
4059 | fdisk_fatal(unable_to_open);
|
---|
4060 | } else
|
---|
4061 | printf(_("You will not be able to write "
|
---|
4062 | "the partition table.\n"));
|
---|
4063 | }
|
---|
4064 |
|
---|
4065 | if (512 != read(fd, MBRbuffer, 512)) {
|
---|
4066 | if (what == try_only)
|
---|
4067 | return 1;
|
---|
4068 | fdisk_fatal(unable_to_read);
|
---|
4069 | }
|
---|
4070 | #else
|
---|
4071 | if ((fd = open(disk_device, O_RDONLY)) < 0)
|
---|
4072 | return 1;
|
---|
4073 | if (512 != read(fd, MBRbuffer, 512))
|
---|
4074 | return 1;
|
---|
4075 | #endif
|
---|
4076 |
|
---|
4077 | get_geometry();
|
---|
4078 |
|
---|
4079 | update_units();
|
---|
4080 |
|
---|
4081 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4082 | if (check_sun_label())
|
---|
4083 | return 0;
|
---|
4084 | #endif
|
---|
4085 |
|
---|
4086 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
4087 | if (check_sgi_label())
|
---|
4088 | return 0;
|
---|
4089 | #endif
|
---|
4090 |
|
---|
4091 | #ifdef CONFIG_FEATURE_AIX_LABEL
|
---|
4092 | if (check_aix_label())
|
---|
4093 | return 0;
|
---|
4094 | #endif
|
---|
4095 |
|
---|
4096 | #ifdef CONFIG_FEATURE_OSF_LABEL
|
---|
4097 | if (check_osf_label()) {
|
---|
4098 | possibly_osf_label = 1;
|
---|
4099 | if (!valid_part_table_flag(MBRbuffer)) {
|
---|
4100 | current_label_type = label_osf;
|
---|
4101 | return 0;
|
---|
4102 | }
|
---|
4103 | printf(_("This disk has both DOS and BSD magic.\n"
|
---|
4104 | "Give the 'b' command to go to BSD mode.\n"));
|
---|
4105 | }
|
---|
4106 | #endif
|
---|
4107 |
|
---|
4108 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4109 | got_dos_table:
|
---|
4110 | #endif
|
---|
4111 |
|
---|
4112 | if (!valid_part_table_flag(MBRbuffer)) {
|
---|
4113 | #ifndef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4114 | return -1;
|
---|
4115 | #else
|
---|
4116 | switch (what) {
|
---|
4117 | case fdisk:
|
---|
4118 | fprintf(stderr,
|
---|
4119 | _("Device contains neither a valid DOS "
|
---|
4120 | "partition table, nor Sun, SGI or OSF "
|
---|
4121 | "disklabel\n"));
|
---|
4122 | #ifdef __sparc__
|
---|
4123 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4124 | create_sunlabel();
|
---|
4125 | #endif
|
---|
4126 | #else
|
---|
4127 | create_doslabel();
|
---|
4128 | #endif
|
---|
4129 | return 0;
|
---|
4130 | case try_only:
|
---|
4131 | return -1;
|
---|
4132 | case create_empty_dos:
|
---|
4133 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4134 | case create_empty_sun:
|
---|
4135 | #endif
|
---|
4136 | break;
|
---|
4137 | default:
|
---|
4138 | fprintf(stderr, _("Internal error\n"));
|
---|
4139 | exit(1);
|
---|
4140 | }
|
---|
4141 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
4142 | }
|
---|
4143 |
|
---|
4144 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4145 | warn_cylinders();
|
---|
4146 | #endif
|
---|
4147 | warn_geometry();
|
---|
4148 |
|
---|
4149 | for (i = 0; i < 4; i++) {
|
---|
4150 | struct pte *pe = &ptes[i];
|
---|
4151 |
|
---|
4152 | if (IS_EXTENDED(pe->part_table->sys_ind)) {
|
---|
4153 | if (partitions != 4)
|
---|
4154 | fprintf(stderr, _("Ignoring extra extended "
|
---|
4155 | "partition %d\n"), i + 1);
|
---|
4156 | else
|
---|
4157 | read_extended(i);
|
---|
4158 | }
|
---|
4159 | }
|
---|
4160 |
|
---|
4161 | for (i = 3; i < partitions; i++) {
|
---|
4162 | struct pte *pe = &ptes[i];
|
---|
4163 |
|
---|
4164 | if (!valid_part_table_flag(pe->sectorbuffer)) {
|
---|
4165 | fprintf(stderr,
|
---|
4166 | _("Warning: invalid flag 0x%04x of partition "
|
---|
4167 | "table %d will be corrected by w(rite)\n"),
|
---|
4168 | part_table_flag(pe->sectorbuffer), i + 1);
|
---|
4169 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4170 | pe->changed = 1;
|
---|
4171 | #endif
|
---|
4172 | }
|
---|
4173 | }
|
---|
4174 |
|
---|
4175 | return 0;
|
---|
4176 | }
|
---|
4177 |
|
---|
4178 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4179 | /*
|
---|
4180 | * Print the message MESG, then read an integer between LOW and HIGH (inclusive).
|
---|
4181 | * If the user hits Enter, DFLT is returned.
|
---|
4182 | * Answers like +10 are interpreted as offsets from BASE.
|
---|
4183 | *
|
---|
4184 | * There is no default if DFLT is not between LOW and HIGH.
|
---|
4185 | */
|
---|
4186 | static uint
|
---|
4187 | read_int(uint low, uint dflt, uint high, uint base, char *mesg)
|
---|
4188 | {
|
---|
4189 | uint i;
|
---|
4190 | int default_ok = 1;
|
---|
4191 | static char *ms = NULL;
|
---|
4192 | static int mslen = 0;
|
---|
4193 |
|
---|
4194 | if (!ms || strlen(mesg)+100 > mslen) {
|
---|
4195 | mslen = strlen(mesg)+200;
|
---|
4196 | ms = xrealloc(ms,mslen);
|
---|
4197 | }
|
---|
4198 |
|
---|
4199 | if (dflt < low || dflt > high)
|
---|
4200 | default_ok = 0;
|
---|
4201 |
|
---|
4202 | if (default_ok)
|
---|
4203 | snprintf(ms, mslen, _("%s (%u-%u, default %u): "),
|
---|
4204 | mesg, low, high, dflt);
|
---|
4205 | else
|
---|
4206 | snprintf(ms, mslen, "%s (%u-%u): ", mesg, low, high);
|
---|
4207 |
|
---|
4208 | while (1) {
|
---|
4209 | int use_default = default_ok;
|
---|
4210 |
|
---|
4211 | /* ask question and read answer */
|
---|
4212 | while (read_chars(ms) != '\n' && !isdigit(*line_ptr)
|
---|
4213 | && *line_ptr != '-' && *line_ptr != '+')
|
---|
4214 | continue;
|
---|
4215 |
|
---|
4216 | if (*line_ptr == '+' || *line_ptr == '-') {
|
---|
4217 | int minus = (*line_ptr == '-');
|
---|
4218 | int absolute = 0;
|
---|
4219 |
|
---|
4220 | i = atoi(line_ptr+1);
|
---|
4221 |
|
---|
4222 | while (isdigit(*++line_ptr))
|
---|
4223 | use_default = 0;
|
---|
4224 |
|
---|
4225 | switch (*line_ptr) {
|
---|
4226 | case 'c':
|
---|
4227 | case 'C':
|
---|
4228 | if (!display_in_cyl_units)
|
---|
4229 | i *= heads * sectors;
|
---|
4230 | break;
|
---|
4231 | case 'K':
|
---|
4232 | absolute = 1024;
|
---|
4233 | break;
|
---|
4234 | case 'k':
|
---|
4235 | absolute = 1000;
|
---|
4236 | break;
|
---|
4237 | case 'm':
|
---|
4238 | case 'M':
|
---|
4239 | absolute = 1000000;
|
---|
4240 | break;
|
---|
4241 | case 'g':
|
---|
4242 | case 'G':
|
---|
4243 | absolute = 1000000000;
|
---|
4244 | break;
|
---|
4245 | default:
|
---|
4246 | break;
|
---|
4247 | }
|
---|
4248 | if (absolute) {
|
---|
4249 | unsigned long long bytes;
|
---|
4250 | unsigned long unit;
|
---|
4251 |
|
---|
4252 | bytes = (unsigned long long) i * absolute;
|
---|
4253 | unit = sector_size * units_per_sector;
|
---|
4254 | bytes += unit/2; /* round */
|
---|
4255 | bytes /= unit;
|
---|
4256 | i = bytes;
|
---|
4257 | }
|
---|
4258 | if (minus)
|
---|
4259 | i = -i;
|
---|
4260 | i += base;
|
---|
4261 | } else {
|
---|
4262 | i = atoi(line_ptr);
|
---|
4263 | while (isdigit(*line_ptr)) {
|
---|
4264 | line_ptr++;
|
---|
4265 | use_default = 0;
|
---|
4266 | }
|
---|
4267 | }
|
---|
4268 | if (use_default)
|
---|
4269 | printf(_("Using default value %u\n"), i = dflt);
|
---|
4270 | if (i >= low && i <= high)
|
---|
4271 | break;
|
---|
4272 | else
|
---|
4273 | printf(_("Value out of range.\n"));
|
---|
4274 | }
|
---|
4275 | return i;
|
---|
4276 | }
|
---|
4277 |
|
---|
4278 | static int
|
---|
4279 | get_partition(int warn, int max)
|
---|
4280 | {
|
---|
4281 | struct pte *pe;
|
---|
4282 | int i;
|
---|
4283 |
|
---|
4284 | i = read_int(1, 0, max, 0, _("Partition number")) - 1;
|
---|
4285 | pe = &ptes[i];
|
---|
4286 |
|
---|
4287 | if (warn) {
|
---|
4288 | if (
|
---|
4289 | (
|
---|
4290 | label_sun != current_label_type &&
|
---|
4291 | label_sgi != current_label_type &&
|
---|
4292 | !pe->part_table->sys_ind
|
---|
4293 | )
|
---|
4294 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4295 | || (
|
---|
4296 | label_sun == current_label_type &&
|
---|
4297 | (
|
---|
4298 | !sunlabel->partitions[i].num_sectors
|
---|
4299 | || !sunlabel->infos[i].id
|
---|
4300 | )
|
---|
4301 | )
|
---|
4302 | #endif
|
---|
4303 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
4304 | || (
|
---|
4305 | label_sgi == current_label_type &&
|
---|
4306 | !sgi_get_num_sectors(i)
|
---|
4307 | )
|
---|
4308 | #endif
|
---|
4309 | ){
|
---|
4310 | fprintf(stderr,
|
---|
4311 | _("Warning: partition %d has empty type\n"),
|
---|
4312 | i+1
|
---|
4313 | );
|
---|
4314 | }
|
---|
4315 | }
|
---|
4316 | return i;
|
---|
4317 | }
|
---|
4318 |
|
---|
4319 | static int
|
---|
4320 | get_existing_partition(int warn, int max)
|
---|
4321 | {
|
---|
4322 | int pno = -1;
|
---|
4323 | int i;
|
---|
4324 |
|
---|
4325 | for (i = 0; i < max; i++) {
|
---|
4326 | struct pte *pe = &ptes[i];
|
---|
4327 | struct partition *p = pe->part_table;
|
---|
4328 |
|
---|
4329 | if (p && !is_cleared_partition(p)) {
|
---|
4330 | if (pno >= 0)
|
---|
4331 | goto not_unique;
|
---|
4332 | pno = i;
|
---|
4333 | }
|
---|
4334 | }
|
---|
4335 | if (pno >= 0) {
|
---|
4336 | printf(_("Selected partition %d\n"), pno+1);
|
---|
4337 | return pno;
|
---|
4338 | }
|
---|
4339 | printf(_("No partition is defined yet!\n"));
|
---|
4340 | return -1;
|
---|
4341 |
|
---|
4342 | not_unique:
|
---|
4343 | return get_partition(warn, max);
|
---|
4344 | }
|
---|
4345 |
|
---|
4346 | static int
|
---|
4347 | get_nonexisting_partition(int warn, int max)
|
---|
4348 | {
|
---|
4349 | int pno = -1;
|
---|
4350 | int i;
|
---|
4351 |
|
---|
4352 | for (i = 0; i < max; i++) {
|
---|
4353 | struct pte *pe = &ptes[i];
|
---|
4354 | struct partition *p = pe->part_table;
|
---|
4355 |
|
---|
4356 | if (p && is_cleared_partition(p)) {
|
---|
4357 | if (pno >= 0)
|
---|
4358 | goto not_unique;
|
---|
4359 | pno = i;
|
---|
4360 | }
|
---|
4361 | }
|
---|
4362 | if (pno >= 0) {
|
---|
4363 | printf(_("Selected partition %d\n"), pno+1);
|
---|
4364 | return pno;
|
---|
4365 | }
|
---|
4366 | printf(_("All primary partitions have been defined already!\n"));
|
---|
4367 | return -1;
|
---|
4368 |
|
---|
4369 | not_unique:
|
---|
4370 | return get_partition(warn, max);
|
---|
4371 | }
|
---|
4372 |
|
---|
4373 |
|
---|
4374 | void change_units(void)
|
---|
4375 | {
|
---|
4376 | display_in_cyl_units = !display_in_cyl_units;
|
---|
4377 | update_units();
|
---|
4378 | printf(_("Changing display/entry units to %s\n"),
|
---|
4379 | str_units(PLURAL));
|
---|
4380 | }
|
---|
4381 |
|
---|
4382 | static void
|
---|
4383 | toggle_active(int i)
|
---|
4384 | {
|
---|
4385 | struct pte *pe = &ptes[i];
|
---|
4386 | struct partition *p = pe->part_table;
|
---|
4387 |
|
---|
4388 | if (IS_EXTENDED(p->sys_ind) && !p->boot_ind)
|
---|
4389 | fprintf(stderr,
|
---|
4390 | _("WARNING: Partition %d is an extended partition\n"),
|
---|
4391 | i + 1);
|
---|
4392 | p->boot_ind = (p->boot_ind ? 0 : ACTIVE_FLAG);
|
---|
4393 | pe->changed = 1;
|
---|
4394 | }
|
---|
4395 |
|
---|
4396 | static void
|
---|
4397 | toggle_dos_compatibility_flag(void)
|
---|
4398 | {
|
---|
4399 | dos_compatible_flag = ~dos_compatible_flag;
|
---|
4400 | if (dos_compatible_flag) {
|
---|
4401 | sector_offset = sectors;
|
---|
4402 | printf(_("DOS Compatibility flag is set\n"));
|
---|
4403 | }
|
---|
4404 | else {
|
---|
4405 | sector_offset = 1;
|
---|
4406 | printf(_("DOS Compatibility flag is not set\n"));
|
---|
4407 | }
|
---|
4408 | }
|
---|
4409 |
|
---|
4410 | static void
|
---|
4411 | delete_partition(int i)
|
---|
4412 | {
|
---|
4413 | struct pte *pe = &ptes[i];
|
---|
4414 | struct partition *p = pe->part_table;
|
---|
4415 | struct partition *q = pe->ext_pointer;
|
---|
4416 |
|
---|
4417 | /* Note that for the fifth partition (i == 4) we don't actually
|
---|
4418 | * decrement partitions.
|
---|
4419 | */
|
---|
4420 |
|
---|
4421 | if (warn_geometry())
|
---|
4422 | return; /* C/H/S not set */
|
---|
4423 | pe->changed = 1;
|
---|
4424 |
|
---|
4425 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4426 | if (label_sun == current_label_type) {
|
---|
4427 | sun_delete_partition(i);
|
---|
4428 | return;
|
---|
4429 | }
|
---|
4430 | #endif
|
---|
4431 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
4432 | if (label_sgi == current_label_type) {
|
---|
4433 | sgi_delete_partition(i);
|
---|
4434 | return;
|
---|
4435 | }
|
---|
4436 | #endif
|
---|
4437 |
|
---|
4438 | if (i < 4) {
|
---|
4439 | if (IS_EXTENDED(p->sys_ind) && i == ext_index) {
|
---|
4440 | partitions = 4;
|
---|
4441 | ptes[ext_index].ext_pointer = NULL;
|
---|
4442 | extended_offset = 0;
|
---|
4443 | }
|
---|
4444 | clear_partition(p);
|
---|
4445 | return;
|
---|
4446 | }
|
---|
4447 |
|
---|
4448 | if (!q->sys_ind && i > 4) {
|
---|
4449 | /* the last one in the chain - just delete */
|
---|
4450 | --partitions;
|
---|
4451 | --i;
|
---|
4452 | clear_partition(ptes[i].ext_pointer);
|
---|
4453 | ptes[i].changed = 1;
|
---|
4454 | } else {
|
---|
4455 | /* not the last one - further ones will be moved down */
|
---|
4456 | if (i > 4) {
|
---|
4457 | /* delete this link in the chain */
|
---|
4458 | p = ptes[i-1].ext_pointer;
|
---|
4459 | *p = *q;
|
---|
4460 | set_start_sect(p, get_start_sect(q));
|
---|
4461 | set_nr_sects(p, get_nr_sects(q));
|
---|
4462 | ptes[i-1].changed = 1;
|
---|
4463 | } else if (partitions > 5) { /* 5 will be moved to 4 */
|
---|
4464 | /* the first logical in a longer chain */
|
---|
4465 | pe = &ptes[5];
|
---|
4466 |
|
---|
4467 | if (pe->part_table) /* prevent SEGFAULT */
|
---|
4468 | set_start_sect(pe->part_table,
|
---|
4469 | get_partition_start(pe) -
|
---|
4470 | extended_offset);
|
---|
4471 | pe->offset = extended_offset;
|
---|
4472 | pe->changed = 1;
|
---|
4473 | }
|
---|
4474 |
|
---|
4475 | if (partitions > 5) {
|
---|
4476 | partitions--;
|
---|
4477 | while (i < partitions) {
|
---|
4478 | ptes[i] = ptes[i+1];
|
---|
4479 | i++;
|
---|
4480 | }
|
---|
4481 | } else
|
---|
4482 | /* the only logical: clear only */
|
---|
4483 | clear_partition(ptes[i].part_table);
|
---|
4484 | }
|
---|
4485 | }
|
---|
4486 |
|
---|
4487 | static void
|
---|
4488 | change_sysid(void)
|
---|
4489 | {
|
---|
4490 | int i, sys, origsys;
|
---|
4491 | struct partition *p;
|
---|
4492 |
|
---|
4493 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
4494 | /* If sgi_label then don't use get_existing_partition,
|
---|
4495 | let the user select a partition, since get_existing_partition()
|
---|
4496 | only works for Linux like partition tables. */
|
---|
4497 | if (label_sgi != current_label_type) {
|
---|
4498 | i = get_existing_partition(0, partitions);
|
---|
4499 | } else {
|
---|
4500 | i = get_partition(0, partitions);
|
---|
4501 | }
|
---|
4502 | #else
|
---|
4503 | i = get_existing_partition(0, partitions);
|
---|
4504 | #endif
|
---|
4505 | if (i == -1)
|
---|
4506 | return;
|
---|
4507 | p = ptes[i].part_table;
|
---|
4508 | origsys = sys = get_sysid(i);
|
---|
4509 |
|
---|
4510 | /* if changing types T to 0 is allowed, then
|
---|
4511 | the reverse change must be allowed, too */
|
---|
4512 | if (!sys && label_sgi != current_label_type &&
|
---|
4513 | label_sun != current_label_type && !get_nr_sects(p))
|
---|
4514 | {
|
---|
4515 | printf(_("Partition %d does not exist yet!\n"), i + 1);
|
---|
4516 | }else{
|
---|
4517 | while (1) {
|
---|
4518 | sys = read_hex (get_sys_types());
|
---|
4519 |
|
---|
4520 | if (!sys && label_sgi != current_label_type &&
|
---|
4521 | label_sun != current_label_type)
|
---|
4522 | {
|
---|
4523 | printf(_("Type 0 means free space to many systems\n"
|
---|
4524 | "(but not to Linux). Having partitions of\n"
|
---|
4525 | "type 0 is probably unwise. You can delete\n"
|
---|
4526 | "a partition using the `d' command.\n"));
|
---|
4527 | /* break; */
|
---|
4528 | }
|
---|
4529 |
|
---|
4530 | if (label_sun != current_label_type && label_sgi != current_label_type) {
|
---|
4531 | if (IS_EXTENDED(sys) != IS_EXTENDED(p->sys_ind)) {
|
---|
4532 | printf(_("You cannot change a partition into"
|
---|
4533 | " an extended one or vice versa\n"
|
---|
4534 | "Delete it first.\n"));
|
---|
4535 | break;
|
---|
4536 | }
|
---|
4537 | }
|
---|
4538 |
|
---|
4539 | if (sys < 256) {
|
---|
4540 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4541 | if (label_sun == current_label_type && i == 2 && sys != WHOLE_DISK)
|
---|
4542 | printf(_("Consider leaving partition 3 "
|
---|
4543 | "as Whole disk (5),\n"
|
---|
4544 | "as SunOS/Solaris expects it and "
|
---|
4545 | "even Linux likes it.\n\n"));
|
---|
4546 | #endif
|
---|
4547 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
4548 | if (label_sgi == current_label_type &&
|
---|
4549 | (
|
---|
4550 | (i == 10 && sys != ENTIRE_DISK) ||
|
---|
4551 | (i == 8 && sys != 0)
|
---|
4552 | )
|
---|
4553 | ){
|
---|
4554 | printf(_("Consider leaving partition 9 "
|
---|
4555 | "as volume header (0),\nand "
|
---|
4556 | "partition 11 as entire volume (6)"
|
---|
4557 | "as IRIX expects it.\n\n"));
|
---|
4558 | }
|
---|
4559 | #endif
|
---|
4560 | if (sys == origsys)
|
---|
4561 | break;
|
---|
4562 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4563 | if (label_sun == current_label_type) {
|
---|
4564 | sun_change_sysid(i, sys);
|
---|
4565 | } else
|
---|
4566 | #endif
|
---|
4567 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
4568 | if (label_sgi == current_label_type) {
|
---|
4569 | sgi_change_sysid(i, sys);
|
---|
4570 | } else
|
---|
4571 | #endif
|
---|
4572 | p->sys_ind = sys;
|
---|
4573 |
|
---|
4574 | printf(_("Changed system type of partition %d "
|
---|
4575 | "to %x (%s)\n"), i + 1, sys,
|
---|
4576 | partition_type(sys));
|
---|
4577 | ptes[i].changed = 1;
|
---|
4578 | if (is_dos_partition(origsys) ||
|
---|
4579 | is_dos_partition(sys))
|
---|
4580 | dos_changed = 1;
|
---|
4581 | break;
|
---|
4582 | }
|
---|
4583 | }
|
---|
4584 | }
|
---|
4585 | }
|
---|
4586 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
4587 |
|
---|
4588 |
|
---|
4589 | /* check_consistency() and long2chs() added Sat Mar 6 12:28:16 1993,
|
---|
4590 | * faith@cs.unc.edu, based on code fragments from pfdisk by Gordon W. Ross,
|
---|
4591 | * Jan. 1990 (version 1.2.1 by Gordon W. Ross Aug. 1990; Modified by S.
|
---|
4592 | * Lubkin Oct. 1991). */
|
---|
4593 |
|
---|
4594 | static void
|
---|
4595 | long2chs(ulong ls, uint *c, uint *h, uint *s)
|
---|
4596 | {
|
---|
4597 | int spc = heads * sectors;
|
---|
4598 |
|
---|
4599 | *c = ls / spc;
|
---|
4600 | ls = ls % spc;
|
---|
4601 | *h = ls / sectors;
|
---|
4602 | *s = ls % sectors + 1; /* sectors count from 1 */
|
---|
4603 | }
|
---|
4604 |
|
---|
4605 | static void
|
---|
4606 | check_consistency(const struct partition *p, int partition)
|
---|
4607 | {
|
---|
4608 | uint pbc, pbh, pbs; /* physical beginning c, h, s */
|
---|
4609 | uint pec, peh, pes; /* physical ending c, h, s */
|
---|
4610 | uint lbc, lbh, lbs; /* logical beginning c, h, s */
|
---|
4611 | uint lec, leh, les; /* logical ending c, h, s */
|
---|
4612 |
|
---|
4613 | if (!heads || !sectors || (partition >= 4))
|
---|
4614 | return; /* do not check extended partitions */
|
---|
4615 |
|
---|
4616 | /* physical beginning c, h, s */
|
---|
4617 | pbc = (p->cyl & 0xff) | ((p->sector << 2) & 0x300);
|
---|
4618 | pbh = p->head;
|
---|
4619 | pbs = p->sector & 0x3f;
|
---|
4620 |
|
---|
4621 | /* physical ending c, h, s */
|
---|
4622 | pec = (p->end_cyl & 0xff) | ((p->end_sector << 2) & 0x300);
|
---|
4623 | peh = p->end_head;
|
---|
4624 | pes = p->end_sector & 0x3f;
|
---|
4625 |
|
---|
4626 | /* compute logical beginning (c, h, s) */
|
---|
4627 | long2chs(get_start_sect(p), &lbc, &lbh, &lbs);
|
---|
4628 |
|
---|
4629 | /* compute logical ending (c, h, s) */
|
---|
4630 | long2chs(get_start_sect(p) + get_nr_sects(p) - 1, &lec, &leh, &les);
|
---|
4631 |
|
---|
4632 | /* Same physical / logical beginning? */
|
---|
4633 | if (cylinders <= 1024 && (pbc != lbc || pbh != lbh || pbs != lbs)) {
|
---|
4634 | printf(_("Partition %d has different physical/logical "
|
---|
4635 | "beginnings (non-Linux?):\n"), partition + 1);
|
---|
4636 | printf(_(" phys=(%d, %d, %d) "), pbc, pbh, pbs);
|
---|
4637 | printf(_("logical=(%d, %d, %d)\n"),lbc, lbh, lbs);
|
---|
4638 | }
|
---|
4639 |
|
---|
4640 | /* Same physical / logical ending? */
|
---|
4641 | if (cylinders <= 1024 && (pec != lec || peh != leh || pes != les)) {
|
---|
4642 | printf(_("Partition %d has different physical/logical "
|
---|
4643 | "endings:\n"), partition + 1);
|
---|
4644 | printf(_(" phys=(%d, %d, %d) "), pec, peh, pes);
|
---|
4645 | printf(_("logical=(%d, %d, %d)\n"),lec, leh, les);
|
---|
4646 | }
|
---|
4647 |
|
---|
4648 | #if 0
|
---|
4649 | /* Beginning on cylinder boundary? */
|
---|
4650 | if (pbh != !pbc || pbs != 1) {
|
---|
4651 | printf(_("Partition %i does not start on cylinder "
|
---|
4652 | "boundary:\n"), partition + 1);
|
---|
4653 | printf(_(" phys=(%d, %d, %d) "), pbc, pbh, pbs);
|
---|
4654 | printf(_("should be (%d, %d, 1)\n"), pbc, !pbc);
|
---|
4655 | }
|
---|
4656 | #endif
|
---|
4657 |
|
---|
4658 | /* Ending on cylinder boundary? */
|
---|
4659 | if (peh != (heads - 1) || pes != sectors) {
|
---|
4660 | printf(_("Partition %i does not end on cylinder boundary.\n"),
|
---|
4661 | partition + 1);
|
---|
4662 | #if 0
|
---|
4663 | printf(_(" phys=(%d, %d, %d) "), pec, peh, pes);
|
---|
4664 | printf(_("should be (%d, %d, %d)\n"),
|
---|
4665 | pec, heads - 1, sectors);
|
---|
4666 | #endif
|
---|
4667 | }
|
---|
4668 | }
|
---|
4669 |
|
---|
4670 | static void
|
---|
4671 | list_disk_geometry(void)
|
---|
4672 | {
|
---|
4673 | long long bytes = (total_number_of_sectors << 9);
|
---|
4674 | long megabytes = bytes/1000000;
|
---|
4675 |
|
---|
4676 | if (megabytes < 10000)
|
---|
4677 | printf(_("\nDisk %s: %ld MB, %lld bytes\n"),
|
---|
4678 | disk_device, megabytes, bytes);
|
---|
4679 | else
|
---|
4680 | printf(_("\nDisk %s: %ld.%ld GB, %lld bytes\n"),
|
---|
4681 | disk_device, megabytes/1000, (megabytes/100)%10, bytes);
|
---|
4682 | printf(_("%d heads, %d sectors/track, %d cylinders"),
|
---|
4683 | heads, sectors, cylinders);
|
---|
4684 | if (units_per_sector == 1)
|
---|
4685 | printf(_(", total %llu sectors"),
|
---|
4686 | total_number_of_sectors / (sector_size/512));
|
---|
4687 | printf(_("\nUnits = %s of %d * %d = %d bytes\n\n"),
|
---|
4688 | str_units(PLURAL),
|
---|
4689 | units_per_sector, sector_size, units_per_sector * sector_size);
|
---|
4690 | }
|
---|
4691 |
|
---|
4692 | /*
|
---|
4693 | * Check whether partition entries are ordered by their starting positions.
|
---|
4694 | * Return 0 if OK. Return i if partition i should have been earlier.
|
---|
4695 | * Two separate checks: primary and logical partitions.
|
---|
4696 | */
|
---|
4697 | static int
|
---|
4698 | wrong_p_order(int *prev)
|
---|
4699 | {
|
---|
4700 | const struct pte *pe;
|
---|
4701 | const struct partition *p;
|
---|
4702 | off_t last_p_start_pos = 0, p_start_pos;
|
---|
4703 | int i, last_i = 0;
|
---|
4704 |
|
---|
4705 | for (i = 0 ; i < partitions; i++) {
|
---|
4706 | if (i == 4) {
|
---|
4707 | last_i = 4;
|
---|
4708 | last_p_start_pos = 0;
|
---|
4709 | }
|
---|
4710 | pe = &ptes[i];
|
---|
4711 | if ((p = pe->part_table)->sys_ind) {
|
---|
4712 | p_start_pos = get_partition_start(pe);
|
---|
4713 |
|
---|
4714 | if (last_p_start_pos > p_start_pos) {
|
---|
4715 | if (prev)
|
---|
4716 | *prev = last_i;
|
---|
4717 | return i;
|
---|
4718 | }
|
---|
4719 |
|
---|
4720 | last_p_start_pos = p_start_pos;
|
---|
4721 | last_i = i;
|
---|
4722 | }
|
---|
4723 | }
|
---|
4724 | return 0;
|
---|
4725 | }
|
---|
4726 |
|
---|
4727 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
4728 | /*
|
---|
4729 | * Fix the chain of logicals.
|
---|
4730 | * extended_offset is unchanged, the set of sectors used is unchanged
|
---|
4731 | * The chain is sorted so that sectors increase, and so that
|
---|
4732 | * starting sectors increase.
|
---|
4733 | *
|
---|
4734 | * After this it may still be that cfdisk doesnt like the table.
|
---|
4735 | * (This is because cfdisk considers expanded parts, from link to
|
---|
4736 | * end of partition, and these may still overlap.)
|
---|
4737 | * Now
|
---|
4738 | * sfdisk /dev/hda > ohda; sfdisk /dev/hda < ohda
|
---|
4739 | * may help.
|
---|
4740 | */
|
---|
4741 | static void
|
---|
4742 | fix_chain_of_logicals(void)
|
---|
4743 | {
|
---|
4744 | int j, oj, ojj, sj, sjj;
|
---|
4745 | struct partition *pj,*pjj,tmp;
|
---|
4746 |
|
---|
4747 | /* Stage 1: sort sectors but leave sector of part 4 */
|
---|
4748 | /* (Its sector is the global extended_offset.) */
|
---|
4749 | stage1:
|
---|
4750 | for (j = 5; j < partitions-1; j++) {
|
---|
4751 | oj = ptes[j].offset;
|
---|
4752 | ojj = ptes[j+1].offset;
|
---|
4753 | if (oj > ojj) {
|
---|
4754 | ptes[j].offset = ojj;
|
---|
4755 | ptes[j+1].offset = oj;
|
---|
4756 | pj = ptes[j].part_table;
|
---|
4757 | set_start_sect(pj, get_start_sect(pj)+oj-ojj);
|
---|
4758 | pjj = ptes[j+1].part_table;
|
---|
4759 | set_start_sect(pjj, get_start_sect(pjj)+ojj-oj);
|
---|
4760 | set_start_sect(ptes[j-1].ext_pointer,
|
---|
4761 | ojj-extended_offset);
|
---|
4762 | set_start_sect(ptes[j].ext_pointer,
|
---|
4763 | oj-extended_offset);
|
---|
4764 | goto stage1;
|
---|
4765 | }
|
---|
4766 | }
|
---|
4767 |
|
---|
4768 | /* Stage 2: sort starting sectors */
|
---|
4769 | stage2:
|
---|
4770 | for (j = 4; j < partitions-1; j++) {
|
---|
4771 | pj = ptes[j].part_table;
|
---|
4772 | pjj = ptes[j+1].part_table;
|
---|
4773 | sj = get_start_sect(pj);
|
---|
4774 | sjj = get_start_sect(pjj);
|
---|
4775 | oj = ptes[j].offset;
|
---|
4776 | ojj = ptes[j+1].offset;
|
---|
4777 | if (oj+sj > ojj+sjj) {
|
---|
4778 | tmp = *pj;
|
---|
4779 | *pj = *pjj;
|
---|
4780 | *pjj = tmp;
|
---|
4781 | set_start_sect(pj, ojj+sjj-oj);
|
---|
4782 | set_start_sect(pjj, oj+sj-ojj);
|
---|
4783 | goto stage2;
|
---|
4784 | }
|
---|
4785 | }
|
---|
4786 |
|
---|
4787 | /* Probably something was changed */
|
---|
4788 | for (j = 4; j < partitions; j++)
|
---|
4789 | ptes[j].changed = 1;
|
---|
4790 | }
|
---|
4791 |
|
---|
4792 |
|
---|
4793 | static void
|
---|
4794 | fix_partition_table_order(void)
|
---|
4795 | {
|
---|
4796 | struct pte *pei, *pek;
|
---|
4797 | int i,k;
|
---|
4798 |
|
---|
4799 | if (!wrong_p_order(NULL)) {
|
---|
4800 | printf(_("Nothing to do. Ordering is correct already.\n\n"));
|
---|
4801 | return;
|
---|
4802 | }
|
---|
4803 |
|
---|
4804 | while ((i = wrong_p_order(&k)) != 0 && i < 4) {
|
---|
4805 | /* partition i should have come earlier, move it */
|
---|
4806 | /* We have to move data in the MBR */
|
---|
4807 | struct partition *pi, *pk, *pe, pbuf;
|
---|
4808 | pei = &ptes[i];
|
---|
4809 | pek = &ptes[k];
|
---|
4810 |
|
---|
4811 | pe = pei->ext_pointer;
|
---|
4812 | pei->ext_pointer = pek->ext_pointer;
|
---|
4813 | pek->ext_pointer = pe;
|
---|
4814 |
|
---|
4815 | pi = pei->part_table;
|
---|
4816 | pk = pek->part_table;
|
---|
4817 |
|
---|
4818 | memmove(&pbuf, pi, sizeof(struct partition));
|
---|
4819 | memmove(pi, pk, sizeof(struct partition));
|
---|
4820 | memmove(pk, &pbuf, sizeof(struct partition));
|
---|
4821 |
|
---|
4822 | pei->changed = pek->changed = 1;
|
---|
4823 | }
|
---|
4824 |
|
---|
4825 | if (i)
|
---|
4826 | fix_chain_of_logicals();
|
---|
4827 |
|
---|
4828 | printf("Done.\n");
|
---|
4829 |
|
---|
4830 | }
|
---|
4831 | #endif
|
---|
4832 |
|
---|
4833 | static void
|
---|
4834 | list_table(int xtra)
|
---|
4835 | {
|
---|
4836 | const struct partition *p;
|
---|
4837 | int i, w;
|
---|
4838 |
|
---|
4839 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
4840 | if (label_sun == current_label_type) {
|
---|
4841 | sun_list_table(xtra);
|
---|
4842 | return;
|
---|
4843 | }
|
---|
4844 | #endif
|
---|
4845 |
|
---|
4846 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
4847 | if (label_sgi == current_label_type) {
|
---|
4848 | sgi_list_table(xtra);
|
---|
4849 | return;
|
---|
4850 | }
|
---|
4851 | #endif
|
---|
4852 |
|
---|
4853 | list_disk_geometry();
|
---|
4854 |
|
---|
4855 | #ifdef CONFIG_FEATURE_OSF_LABEL
|
---|
4856 | if (label_osf == current_label_type) {
|
---|
4857 | xbsd_print_disklabel(xtra);
|
---|
4858 | return;
|
---|
4859 | }
|
---|
4860 | #endif
|
---|
4861 |
|
---|
4862 | /* Heuristic: we list partition 3 of /dev/foo as /dev/foo3,
|
---|
4863 | but if the device name ends in a digit, say /dev/foo1,
|
---|
4864 | then the partition is called /dev/foo1p3. */
|
---|
4865 | w = strlen(disk_device);
|
---|
4866 | if (w && isdigit(disk_device[w-1]))
|
---|
4867 | w++;
|
---|
4868 | if (w < 5)
|
---|
4869 | w = 5;
|
---|
4870 |
|
---|
4871 | printf(_("%*s Boot Start End Blocks Id System\n"),
|
---|
4872 | w+1, _("Device"));
|
---|
4873 |
|
---|
4874 | for (i = 0; i < partitions; i++) {
|
---|
4875 | const struct pte *pe = &ptes[i];
|
---|
4876 |
|
---|
4877 | p = pe->part_table;
|
---|
4878 | if (p && !is_cleared_partition(p)) {
|
---|
4879 | off_t psects = get_nr_sects(p);
|
---|
4880 | off_t pblocks = psects;
|
---|
4881 | unsigned int podd = 0;
|
---|
4882 |
|
---|
4883 | if (sector_size < 1024) {
|
---|
4884 | pblocks /= (1024 / sector_size);
|
---|
4885 | podd = psects % (1024 / sector_size);
|
---|
4886 | }
|
---|
4887 | if (sector_size > 1024)
|
---|
4888 | pblocks *= (sector_size / 1024);
|
---|
4889 | printf(
|
---|
4890 | "%s %c %11llu %11llu %11llu%c %2x %s\n",
|
---|
4891 | partname(disk_device, i+1, w+2),
|
---|
4892 | /* boot flag */ !p->boot_ind ? ' ' : p->boot_ind == ACTIVE_FLAG
|
---|
4893 | ? '*' : '?',
|
---|
4894 | /* start */ (unsigned long long) cround(get_partition_start(pe)),
|
---|
4895 | /* end */ (unsigned long long) cround(get_partition_start(pe) + psects
|
---|
4896 | - (psects ? 1 : 0)),
|
---|
4897 | /* odd flag on end */ (unsigned long long) pblocks, podd ? '+' : ' ',
|
---|
4898 | /* type id */ p->sys_ind,
|
---|
4899 | /* type name */ partition_type(p->sys_ind));
|
---|
4900 | check_consistency(p, i);
|
---|
4901 | }
|
---|
4902 | }
|
---|
4903 |
|
---|
4904 | /* Is partition table in disk order? It need not be, but... */
|
---|
4905 | /* partition table entries are not checked for correct order if this
|
---|
4906 | is a sgi, sun or aix labeled disk... */
|
---|
4907 | if (label_dos == current_label_type && wrong_p_order(NULL)) {
|
---|
4908 | /* FIXME */
|
---|
4909 | printf(_("\nPartition table entries are not in disk order\n"));
|
---|
4910 | }
|
---|
4911 | }
|
---|
4912 |
|
---|
4913 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
4914 | static void
|
---|
4915 | x_list_table(int extend)
|
---|
4916 | {
|
---|
4917 | const struct pte *pe;
|
---|
4918 | const struct partition *p;
|
---|
4919 | int i;
|
---|
4920 |
|
---|
4921 | printf(_("\nDisk %s: %d heads, %d sectors, %d cylinders\n\n"),
|
---|
4922 | disk_device, heads, sectors, cylinders);
|
---|
4923 | printf(_("Nr AF Hd Sec Cyl Hd Sec Cyl Start Size ID\n"));
|
---|
4924 | for (i = 0 ; i < partitions; i++) {
|
---|
4925 | pe = &ptes[i];
|
---|
4926 | p = (extend ? pe->ext_pointer : pe->part_table);
|
---|
4927 | if (p != NULL) {
|
---|
4928 | printf("%2d %02x%4d%4d%5d%4d%4d%5d%11u%11u %02x\n",
|
---|
4929 | i + 1, p->boot_ind, p->head,
|
---|
4930 | sector(p->sector),
|
---|
4931 | cylinder(p->sector, p->cyl), p->end_head,
|
---|
4932 | sector(p->end_sector),
|
---|
4933 | cylinder(p->end_sector, p->end_cyl),
|
---|
4934 | get_start_sect(p), get_nr_sects(p), p->sys_ind);
|
---|
4935 | if (p->sys_ind)
|
---|
4936 | check_consistency(p, i);
|
---|
4937 | }
|
---|
4938 | }
|
---|
4939 | }
|
---|
4940 | #endif
|
---|
4941 |
|
---|
4942 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
4943 | static void
|
---|
4944 | fill_bounds(off_t *first, off_t *last)
|
---|
4945 | {
|
---|
4946 | int i;
|
---|
4947 | const struct pte *pe = &ptes[0];
|
---|
4948 | const struct partition *p;
|
---|
4949 |
|
---|
4950 | for (i = 0; i < partitions; pe++,i++) {
|
---|
4951 | p = pe->part_table;
|
---|
4952 | if (!p->sys_ind || IS_EXTENDED(p->sys_ind)) {
|
---|
4953 | first[i] = 0xffffffff;
|
---|
4954 | last[i] = 0;
|
---|
4955 | } else {
|
---|
4956 | first[i] = get_partition_start(pe);
|
---|
4957 | last[i] = first[i] + get_nr_sects(p) - 1;
|
---|
4958 | }
|
---|
4959 | }
|
---|
4960 | }
|
---|
4961 |
|
---|
4962 | static void
|
---|
4963 | check(int n, uint h, uint s, uint c, off_t start)
|
---|
4964 | {
|
---|
4965 | off_t total, real_s, real_c;
|
---|
4966 |
|
---|
4967 | real_s = sector(s) - 1;
|
---|
4968 | real_c = cylinder(s, c);
|
---|
4969 | total = (real_c * sectors + real_s) * heads + h;
|
---|
4970 | if (!total)
|
---|
4971 | fprintf(stderr, _("Warning: partition %d contains sector 0\n"), n);
|
---|
4972 | if (h >= heads)
|
---|
4973 | fprintf(stderr,
|
---|
4974 | _("Partition %d: head %d greater than maximum %d\n"),
|
---|
4975 | n, h + 1, heads);
|
---|
4976 | if (real_s >= sectors)
|
---|
4977 | fprintf(stderr, _("Partition %d: sector %d greater than "
|
---|
4978 | "maximum %d\n"), n, s, sectors);
|
---|
4979 | if (real_c >= cylinders)
|
---|
4980 | fprintf(stderr, _("Partitions %d: cylinder %llu greater than "
|
---|
4981 | "maximum %d\n"), n, (unsigned long long)real_c + 1, cylinders);
|
---|
4982 | if (cylinders <= 1024 && start != total)
|
---|
4983 | fprintf(stderr,
|
---|
4984 | _("Partition %d: previous sectors %llu disagrees with "
|
---|
4985 | "total %llu\n"), n, (unsigned long long)start, (unsigned long long)total);
|
---|
4986 | }
|
---|
4987 |
|
---|
4988 | static void
|
---|
4989 | verify(void)
|
---|
4990 | {
|
---|
4991 | int i, j;
|
---|
4992 | uint total = 1;
|
---|
4993 | off_t first[partitions], last[partitions];
|
---|
4994 | struct partition *p;
|
---|
4995 |
|
---|
4996 | if (warn_geometry())
|
---|
4997 | return;
|
---|
4998 |
|
---|
4999 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5000 | if (label_sun == current_label_type) {
|
---|
5001 | verify_sun();
|
---|
5002 | return;
|
---|
5003 | }
|
---|
5004 | #endif
|
---|
5005 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5006 | if (label_sgi == current_label_type) {
|
---|
5007 | verify_sgi(1);
|
---|
5008 | return;
|
---|
5009 | }
|
---|
5010 | #endif
|
---|
5011 |
|
---|
5012 | fill_bounds(first, last);
|
---|
5013 | for (i = 0; i < partitions; i++) {
|
---|
5014 | struct pte *pe = &ptes[i];
|
---|
5015 |
|
---|
5016 | p = pe->part_table;
|
---|
5017 | if (p->sys_ind && !IS_EXTENDED(p->sys_ind)) {
|
---|
5018 | check_consistency(p, i);
|
---|
5019 | if (get_partition_start(pe) < first[i])
|
---|
5020 | printf(_("Warning: bad start-of-data in "
|
---|
5021 | "partition %d\n"), i + 1);
|
---|
5022 | check(i + 1, p->end_head, p->end_sector, p->end_cyl,
|
---|
5023 | last[i]);
|
---|
5024 | total += last[i] + 1 - first[i];
|
---|
5025 | for (j = 0; j < i; j++)
|
---|
5026 | if ((first[i] >= first[j] && first[i] <= last[j])
|
---|
5027 | || ((last[i] <= last[j] && last[i] >= first[j]))) {
|
---|
5028 | printf(_("Warning: partition %d overlaps "
|
---|
5029 | "partition %d.\n"), j + 1, i + 1);
|
---|
5030 | total += first[i] >= first[j] ?
|
---|
5031 | first[i] : first[j];
|
---|
5032 | total -= last[i] <= last[j] ?
|
---|
5033 | last[i] : last[j];
|
---|
5034 | }
|
---|
5035 | }
|
---|
5036 | }
|
---|
5037 |
|
---|
5038 | if (extended_offset) {
|
---|
5039 | struct pte *pex = &ptes[ext_index];
|
---|
5040 | off_t e_last = get_start_sect(pex->part_table) +
|
---|
5041 | get_nr_sects(pex->part_table) - 1;
|
---|
5042 |
|
---|
5043 | for (i = 4; i < partitions; i++) {
|
---|
5044 | total++;
|
---|
5045 | p = ptes[i].part_table;
|
---|
5046 | if (!p->sys_ind) {
|
---|
5047 | if (i != 4 || i + 1 < partitions)
|
---|
5048 | printf(_("Warning: partition %d "
|
---|
5049 | "is empty\n"), i + 1);
|
---|
5050 | }
|
---|
5051 | else if (first[i] < extended_offset ||
|
---|
5052 | last[i] > e_last)
|
---|
5053 | printf(_("Logical partition %d not entirely in "
|
---|
5054 | "partition %d\n"), i + 1, ext_index + 1);
|
---|
5055 | }
|
---|
5056 | }
|
---|
5057 |
|
---|
5058 | if (total > heads * sectors * cylinders)
|
---|
5059 | printf(_("Total allocated sectors %d greater than the maximum "
|
---|
5060 | "%d\n"), total, heads * sectors * cylinders);
|
---|
5061 | else if ((total = heads * sectors * cylinders - total) != 0)
|
---|
5062 | printf(_("%d unallocated sectors\n"), total);
|
---|
5063 | }
|
---|
5064 |
|
---|
5065 | static void
|
---|
5066 | add_partition(int n, int sys)
|
---|
5067 | {
|
---|
5068 | char mesg[256]; /* 48 does not suffice in Japanese */
|
---|
5069 | int i, num_read = 0;
|
---|
5070 | struct partition *p = ptes[n].part_table;
|
---|
5071 | struct partition *q = ptes[ext_index].part_table;
|
---|
5072 | long long llimit;
|
---|
5073 | off_t start, stop = 0, limit, temp,
|
---|
5074 | first[partitions], last[partitions];
|
---|
5075 |
|
---|
5076 | if (p && p->sys_ind) {
|
---|
5077 | printf(_("Partition %d is already defined. Delete "
|
---|
5078 | "it before re-adding it.\n"), n + 1);
|
---|
5079 | return;
|
---|
5080 | }
|
---|
5081 | fill_bounds(first, last);
|
---|
5082 | if (n < 4) {
|
---|
5083 | start = sector_offset;
|
---|
5084 | if (display_in_cyl_units || !total_number_of_sectors)
|
---|
5085 | llimit = heads * sectors * cylinders - 1;
|
---|
5086 | else
|
---|
5087 | llimit = total_number_of_sectors - 1;
|
---|
5088 | limit = llimit;
|
---|
5089 | if (limit != llimit)
|
---|
5090 | limit = 0x7fffffff;
|
---|
5091 | if (extended_offset) {
|
---|
5092 | first[ext_index] = extended_offset;
|
---|
5093 | last[ext_index] = get_start_sect(q) +
|
---|
5094 | get_nr_sects(q) - 1;
|
---|
5095 | }
|
---|
5096 | } else {
|
---|
5097 | start = extended_offset + sector_offset;
|
---|
5098 | limit = get_start_sect(q) + get_nr_sects(q) - 1;
|
---|
5099 | }
|
---|
5100 | if (display_in_cyl_units)
|
---|
5101 | for (i = 0; i < partitions; i++)
|
---|
5102 | first[i] = (cround(first[i]) - 1) * units_per_sector;
|
---|
5103 |
|
---|
5104 | snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
|
---|
5105 | do {
|
---|
5106 | temp = start;
|
---|
5107 | for (i = 0; i < partitions; i++) {
|
---|
5108 | int lastplusoff;
|
---|
5109 |
|
---|
5110 | if (start == ptes[i].offset)
|
---|
5111 | start += sector_offset;
|
---|
5112 | lastplusoff = last[i] + ((n < 4) ? 0 : sector_offset);
|
---|
5113 | if (start >= first[i] && start <= lastplusoff)
|
---|
5114 | start = lastplusoff + 1;
|
---|
5115 | }
|
---|
5116 | if (start > limit)
|
---|
5117 | break;
|
---|
5118 | if (start >= temp+units_per_sector && num_read) {
|
---|
5119 | printf(_("Sector %llu is already allocated\n"), (unsigned long long)temp);
|
---|
5120 | temp = start;
|
---|
5121 | num_read = 0;
|
---|
5122 | }
|
---|
5123 | if (!num_read && start == temp) {
|
---|
5124 | off_t saved_start;
|
---|
5125 |
|
---|
5126 | saved_start = start;
|
---|
5127 | start = read_int(cround(saved_start), cround(saved_start), cround(limit),
|
---|
5128 | 0, mesg);
|
---|
5129 | if (display_in_cyl_units) {
|
---|
5130 | start = (start - 1) * units_per_sector;
|
---|
5131 | if (start < saved_start) start = saved_start;
|
---|
5132 | }
|
---|
5133 | num_read = 1;
|
---|
5134 | }
|
---|
5135 | } while (start != temp || !num_read);
|
---|
5136 | if (n > 4) { /* NOT for fifth partition */
|
---|
5137 | struct pte *pe = &ptes[n];
|
---|
5138 |
|
---|
5139 | pe->offset = start - sector_offset;
|
---|
5140 | if (pe->offset == extended_offset) { /* must be corrected */
|
---|
5141 | pe->offset++;
|
---|
5142 | if (sector_offset == 1)
|
---|
5143 | start++;
|
---|
5144 | }
|
---|
5145 | }
|
---|
5146 |
|
---|
5147 | for (i = 0; i < partitions; i++) {
|
---|
5148 | struct pte *pe = &ptes[i];
|
---|
5149 |
|
---|
5150 | if (start < pe->offset && limit >= pe->offset)
|
---|
5151 | limit = pe->offset - 1;
|
---|
5152 | if (start < first[i] && limit >= first[i])
|
---|
5153 | limit = first[i] - 1;
|
---|
5154 | }
|
---|
5155 | if (start > limit) {
|
---|
5156 | printf(_("No free sectors available\n"));
|
---|
5157 | if (n > 4)
|
---|
5158 | partitions--;
|
---|
5159 | return;
|
---|
5160 | }
|
---|
5161 | if (cround(start) == cround(limit)) {
|
---|
5162 | stop = limit;
|
---|
5163 | } else {
|
---|
5164 | snprintf(mesg, sizeof(mesg),
|
---|
5165 | _("Last %s or +size or +sizeM or +sizeK"),
|
---|
5166 | str_units(SINGULAR));
|
---|
5167 | stop = read_int(cround(start), cround(limit), cround(limit),
|
---|
5168 | cround(start), mesg);
|
---|
5169 | if (display_in_cyl_units) {
|
---|
5170 | stop = stop * units_per_sector - 1;
|
---|
5171 | if (stop >limit)
|
---|
5172 | stop = limit;
|
---|
5173 | }
|
---|
5174 | }
|
---|
5175 |
|
---|
5176 | set_partition(n, 0, start, stop, sys);
|
---|
5177 | if (n > 4)
|
---|
5178 | set_partition(n - 1, 1, ptes[n].offset, stop, EXTENDED);
|
---|
5179 |
|
---|
5180 | if (IS_EXTENDED(sys)) {
|
---|
5181 | struct pte *pe4 = &ptes[4];
|
---|
5182 | struct pte *pen = &ptes[n];
|
---|
5183 |
|
---|
5184 | ext_index = n;
|
---|
5185 | pen->ext_pointer = p;
|
---|
5186 | pe4->offset = extended_offset = start;
|
---|
5187 | pe4->sectorbuffer = xcalloc(1, sector_size);
|
---|
5188 | pe4->part_table = pt_offset(pe4->sectorbuffer, 0);
|
---|
5189 | pe4->ext_pointer = pe4->part_table + 1;
|
---|
5190 | pe4->changed = 1;
|
---|
5191 | partitions = 5;
|
---|
5192 | }
|
---|
5193 | }
|
---|
5194 |
|
---|
5195 | static void
|
---|
5196 | add_logical(void)
|
---|
5197 | {
|
---|
5198 | if (partitions > 5 || ptes[4].part_table->sys_ind) {
|
---|
5199 | struct pte *pe = &ptes[partitions];
|
---|
5200 |
|
---|
5201 | pe->sectorbuffer = xcalloc(1, sector_size);
|
---|
5202 | pe->part_table = pt_offset(pe->sectorbuffer, 0);
|
---|
5203 | pe->ext_pointer = pe->part_table + 1;
|
---|
5204 | pe->offset = 0;
|
---|
5205 | pe->changed = 1;
|
---|
5206 | partitions++;
|
---|
5207 | }
|
---|
5208 | add_partition(partitions - 1, LINUX_NATIVE);
|
---|
5209 | }
|
---|
5210 |
|
---|
5211 | static void
|
---|
5212 | new_partition(void)
|
---|
5213 | {
|
---|
5214 | int i, free_primary = 0;
|
---|
5215 |
|
---|
5216 | if (warn_geometry())
|
---|
5217 | return;
|
---|
5218 |
|
---|
5219 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5220 | if (label_sun == current_label_type) {
|
---|
5221 | add_sun_partition(get_partition(0, partitions), LINUX_NATIVE);
|
---|
5222 | return;
|
---|
5223 | }
|
---|
5224 | #endif
|
---|
5225 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5226 | if (label_sgi == current_label_type) {
|
---|
5227 | sgi_add_partition(get_partition(0, partitions), LINUX_NATIVE);
|
---|
5228 | return;
|
---|
5229 | }
|
---|
5230 | #endif
|
---|
5231 | #ifdef CONFIG_FEATURE_AIX_LABEL
|
---|
5232 | if (label_aix == current_label_type) {
|
---|
5233 | printf(_("\tSorry - this fdisk cannot handle AIX disk labels."
|
---|
5234 | "\n\tIf you want to add DOS-type partitions, create"
|
---|
5235 | "\n\ta new empty DOS partition table first. (Use o.)"
|
---|
5236 | "\n\tWARNING: "
|
---|
5237 | "This will destroy the present disk contents.\n"));
|
---|
5238 | return;
|
---|
5239 | }
|
---|
5240 | #endif
|
---|
5241 |
|
---|
5242 | for (i = 0; i < 4; i++)
|
---|
5243 | free_primary += !ptes[i].part_table->sys_ind;
|
---|
5244 |
|
---|
5245 | if (!free_primary && partitions >= MAXIMUM_PARTS) {
|
---|
5246 | printf(_("The maximum number of partitions has been created\n"));
|
---|
5247 | return;
|
---|
5248 | }
|
---|
5249 |
|
---|
5250 | if (!free_primary) {
|
---|
5251 | if (extended_offset)
|
---|
5252 | add_logical();
|
---|
5253 | else
|
---|
5254 | printf(_("You must delete some partition and add "
|
---|
5255 | "an extended partition first\n"));
|
---|
5256 | } else {
|
---|
5257 | char c, line[LINE_LENGTH];
|
---|
5258 | snprintf(line, sizeof(line), "%s\n %s\n p primary "
|
---|
5259 | "partition (1-4)\n",
|
---|
5260 | "Command action", (extended_offset ?
|
---|
5261 | "l logical (5 or over)" : "e extended"));
|
---|
5262 | while (1) {
|
---|
5263 | if ((c = read_char(line)) == 'p' || c == 'P') {
|
---|
5264 | i = get_nonexisting_partition(0, 4);
|
---|
5265 | if (i >= 0)
|
---|
5266 | add_partition(i, LINUX_NATIVE);
|
---|
5267 | return;
|
---|
5268 | }
|
---|
5269 | else if (c == 'l' && extended_offset) {
|
---|
5270 | add_logical();
|
---|
5271 | return;
|
---|
5272 | }
|
---|
5273 | else if (c == 'e' && !extended_offset) {
|
---|
5274 | i = get_nonexisting_partition(0, 4);
|
---|
5275 | if (i >= 0)
|
---|
5276 | add_partition(i, EXTENDED);
|
---|
5277 | return;
|
---|
5278 | }
|
---|
5279 | else
|
---|
5280 | printf(_("Invalid partition number "
|
---|
5281 | "for type `%c'\n"), c);
|
---|
5282 | }
|
---|
5283 | }
|
---|
5284 | }
|
---|
5285 |
|
---|
5286 | static void
|
---|
5287 | write_table(void)
|
---|
5288 | {
|
---|
5289 | int i;
|
---|
5290 |
|
---|
5291 | if (label_dos == current_label_type) {
|
---|
5292 | for (i = 0; i < 3; i++)
|
---|
5293 | if (ptes[i].changed)
|
---|
5294 | ptes[3].changed = 1;
|
---|
5295 | for (i = 3; i < partitions; i++) {
|
---|
5296 | struct pte *pe = &ptes[i];
|
---|
5297 |
|
---|
5298 | if (pe->changed) {
|
---|
5299 | write_part_table_flag(pe->sectorbuffer);
|
---|
5300 | write_sector(pe->offset, pe->sectorbuffer);
|
---|
5301 | }
|
---|
5302 | }
|
---|
5303 | }
|
---|
5304 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5305 | else if (label_sgi == current_label_type) {
|
---|
5306 | /* no test on change? the printf below might be mistaken */
|
---|
5307 | sgi_write_table();
|
---|
5308 | }
|
---|
5309 | #endif
|
---|
5310 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5311 | else if (label_sun == current_label_type) {
|
---|
5312 | int needw = 0;
|
---|
5313 |
|
---|
5314 | for (i = 0; i < 8; i++)
|
---|
5315 | if (ptes[i].changed)
|
---|
5316 | needw = 1;
|
---|
5317 | if (needw)
|
---|
5318 | sun_write_table();
|
---|
5319 | }
|
---|
5320 | #endif
|
---|
5321 |
|
---|
5322 | printf(_("The partition table has been altered!\n\n"));
|
---|
5323 | reread_partition_table(1);
|
---|
5324 | }
|
---|
5325 |
|
---|
5326 | static void
|
---|
5327 | reread_partition_table(int leave)
|
---|
5328 | {
|
---|
5329 | int error = 0;
|
---|
5330 | int i;
|
---|
5331 |
|
---|
5332 | printf(_("Calling ioctl() to re-read partition table.\n"));
|
---|
5333 | sync();
|
---|
5334 | sleep(2);
|
---|
5335 | if ((i = ioctl(fd, BLKRRPART)) != 0) {
|
---|
5336 | error = errno;
|
---|
5337 | } else {
|
---|
5338 | /* some kernel versions (1.2.x) seem to have trouble
|
---|
5339 | rereading the partition table, but if asked to do it
|
---|
5340 | twice, the second time works. - biro@yggdrasil.com */
|
---|
5341 | sync();
|
---|
5342 | sleep(2);
|
---|
5343 | if ((i = ioctl(fd, BLKRRPART)) != 0)
|
---|
5344 | error = errno;
|
---|
5345 | }
|
---|
5346 |
|
---|
5347 | if (i) {
|
---|
5348 | printf(_("\nWARNING: Re-reading the partition table "
|
---|
5349 | "failed with error %d: %s.\n"
|
---|
5350 | "The kernel still uses the old table.\n"
|
---|
5351 | "The new table will be used "
|
---|
5352 | "at the next reboot.\n"),
|
---|
5353 | error, strerror(error));
|
---|
5354 | }
|
---|
5355 |
|
---|
5356 | if (dos_changed)
|
---|
5357 | printf(
|
---|
5358 | _("\nWARNING: If you have created or modified any DOS 6.x\n"
|
---|
5359 | "partitions, please see the fdisk manual page for additional\n"
|
---|
5360 | "information.\n"));
|
---|
5361 |
|
---|
5362 | if (leave) {
|
---|
5363 | close(fd);
|
---|
5364 |
|
---|
5365 | printf(_("Syncing disks.\n"));
|
---|
5366 | sync();
|
---|
5367 | sleep(4); /* for sync() */
|
---|
5368 | exit(!!i);
|
---|
5369 | }
|
---|
5370 | }
|
---|
5371 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
5372 |
|
---|
5373 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
5374 | #define MAX_PER_LINE 16
|
---|
5375 | static void
|
---|
5376 | print_buffer(char *pbuffer)
|
---|
5377 | {
|
---|
5378 | int i,l;
|
---|
5379 |
|
---|
5380 | for (i = 0, l = 0; i < sector_size; i++, l++) {
|
---|
5381 | if (l == 0)
|
---|
5382 | printf("0x%03X:", i);
|
---|
5383 | printf(" %02X", (unsigned char) pbuffer[i]);
|
---|
5384 | if (l == MAX_PER_LINE - 1) {
|
---|
5385 | printf("\n");
|
---|
5386 | l = -1;
|
---|
5387 | }
|
---|
5388 | }
|
---|
5389 | if (l > 0)
|
---|
5390 | printf("\n");
|
---|
5391 | printf("\n");
|
---|
5392 | }
|
---|
5393 |
|
---|
5394 |
|
---|
5395 | static void
|
---|
5396 | print_raw(void)
|
---|
5397 | {
|
---|
5398 | int i;
|
---|
5399 |
|
---|
5400 | printf(_("Device: %s\n"), disk_device);
|
---|
5401 | #if defined(CONFIG_FEATURE_SGI_LABEL) || defined(CONFIG_FEATURE_SUN_LABEL)
|
---|
5402 | if (label_sun == current_label_type || label_sgi == current_label_type)
|
---|
5403 | print_buffer(MBRbuffer);
|
---|
5404 | else
|
---|
5405 | #endif
|
---|
5406 | for (i = 3; i < partitions; i++)
|
---|
5407 | print_buffer(ptes[i].sectorbuffer);
|
---|
5408 | }
|
---|
5409 |
|
---|
5410 | static void
|
---|
5411 | move_begin(int i)
|
---|
5412 | {
|
---|
5413 | struct pte *pe = &ptes[i];
|
---|
5414 | struct partition *p = pe->part_table;
|
---|
5415 | off_t new, first;
|
---|
5416 |
|
---|
5417 | if (warn_geometry())
|
---|
5418 | return;
|
---|
5419 | if (!p->sys_ind || !get_nr_sects(p) || IS_EXTENDED(p->sys_ind)) {
|
---|
5420 | printf(_("Partition %d has no data area\n"), i + 1);
|
---|
5421 | return;
|
---|
5422 | }
|
---|
5423 | first = get_partition_start(pe);
|
---|
5424 | new = read_int(first, first, first + get_nr_sects(p) - 1, first,
|
---|
5425 | _("New beginning of data")) - pe->offset;
|
---|
5426 |
|
---|
5427 | if (new != get_nr_sects(p)) {
|
---|
5428 | first = get_nr_sects(p) + get_start_sect(p) - new;
|
---|
5429 | set_nr_sects(p, first);
|
---|
5430 | set_start_sect(p, new);
|
---|
5431 | pe->changed = 1;
|
---|
5432 | }
|
---|
5433 | }
|
---|
5434 |
|
---|
5435 | static void
|
---|
5436 | xselect(void)
|
---|
5437 | {
|
---|
5438 | char c;
|
---|
5439 |
|
---|
5440 | while (1) {
|
---|
5441 | putchar('\n');
|
---|
5442 | c = tolower(read_char(_("Expert command (m for help): ")));
|
---|
5443 | switch (c) {
|
---|
5444 | case 'a':
|
---|
5445 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5446 | if (label_sun == current_label_type)
|
---|
5447 | sun_set_alt_cyl();
|
---|
5448 | #endif
|
---|
5449 | break;
|
---|
5450 | case 'b':
|
---|
5451 | if (label_dos == current_label_type)
|
---|
5452 | move_begin(get_partition(0, partitions));
|
---|
5453 | break;
|
---|
5454 | case 'c':
|
---|
5455 | user_cylinders = cylinders =
|
---|
5456 | read_int(1, cylinders, 1048576, 0,
|
---|
5457 | _("Number of cylinders"));
|
---|
5458 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5459 | if (label_sun == current_label_type)
|
---|
5460 | sun_set_ncyl(cylinders);
|
---|
5461 | #endif
|
---|
5462 | if (label_dos == current_label_type)
|
---|
5463 | warn_cylinders();
|
---|
5464 | break;
|
---|
5465 | case 'd':
|
---|
5466 | print_raw();
|
---|
5467 | break;
|
---|
5468 | case 'e':
|
---|
5469 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5470 | if (label_sgi == current_label_type)
|
---|
5471 | sgi_set_xcyl();
|
---|
5472 | else
|
---|
5473 | #endif
|
---|
5474 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5475 | if (label_sun == current_label_type)
|
---|
5476 | sun_set_xcyl();
|
---|
5477 | else
|
---|
5478 | #endif
|
---|
5479 | if (label_dos == current_label_type)
|
---|
5480 | x_list_table(1);
|
---|
5481 | break;
|
---|
5482 | case 'f':
|
---|
5483 | if (label_dos == current_label_type)
|
---|
5484 | fix_partition_table_order();
|
---|
5485 | break;
|
---|
5486 | case 'g':
|
---|
5487 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5488 | create_sgilabel();
|
---|
5489 | #endif
|
---|
5490 | break;
|
---|
5491 | case 'h':
|
---|
5492 | user_heads = heads = read_int(1, heads, 256, 0,
|
---|
5493 | _("Number of heads"));
|
---|
5494 | update_units();
|
---|
5495 | break;
|
---|
5496 | case 'i':
|
---|
5497 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5498 | if (label_sun == current_label_type)
|
---|
5499 | sun_set_ilfact();
|
---|
5500 | #endif
|
---|
5501 | break;
|
---|
5502 | case 'o':
|
---|
5503 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5504 | if (label_sun == current_label_type)
|
---|
5505 | sun_set_rspeed();
|
---|
5506 | #endif
|
---|
5507 | break;
|
---|
5508 | case 'p':
|
---|
5509 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5510 | if (label_sun == current_label_type)
|
---|
5511 | list_table(1);
|
---|
5512 | else
|
---|
5513 | #endif
|
---|
5514 | x_list_table(0);
|
---|
5515 | break;
|
---|
5516 | case 'q':
|
---|
5517 | close(fd);
|
---|
5518 | printf("\n");
|
---|
5519 | exit(0);
|
---|
5520 | case 'r':
|
---|
5521 | return;
|
---|
5522 | case 's':
|
---|
5523 | user_sectors = sectors = read_int(1, sectors, 63, 0,
|
---|
5524 | _("Number of sectors"));
|
---|
5525 | if (dos_compatible_flag) {
|
---|
5526 | sector_offset = sectors;
|
---|
5527 | fprintf(stderr, _("Warning: setting "
|
---|
5528 | "sector offset for DOS "
|
---|
5529 | "compatiblity\n"));
|
---|
5530 | }
|
---|
5531 | update_units();
|
---|
5532 | break;
|
---|
5533 | case 'v':
|
---|
5534 | verify();
|
---|
5535 | break;
|
---|
5536 | case 'w':
|
---|
5537 | write_table(); /* does not return */
|
---|
5538 | break;
|
---|
5539 | case 'y':
|
---|
5540 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5541 | if (label_sun == current_label_type)
|
---|
5542 | sun_set_pcylcount();
|
---|
5543 | #endif
|
---|
5544 | break;
|
---|
5545 | default:
|
---|
5546 | xmenu();
|
---|
5547 | }
|
---|
5548 | }
|
---|
5549 | }
|
---|
5550 | #endif /* ADVANCED mode */
|
---|
5551 |
|
---|
5552 | static int
|
---|
5553 | is_ide_cdrom_or_tape(const char *device)
|
---|
5554 | {
|
---|
5555 | FILE *procf;
|
---|
5556 | char buf[100];
|
---|
5557 | struct stat statbuf;
|
---|
5558 | int is_ide = 0;
|
---|
5559 |
|
---|
5560 | /* No device was given explicitly, and we are trying some
|
---|
5561 | likely things. But opening /dev/hdc may produce errors like
|
---|
5562 | "hdc: tray open or drive not ready"
|
---|
5563 | if it happens to be a CD-ROM drive. It even happens that
|
---|
5564 | the process hangs on the attempt to read a music CD.
|
---|
5565 | So try to be careful. This only works since 2.1.73. */
|
---|
5566 |
|
---|
5567 | if (strncmp("/dev/hd", device, 7))
|
---|
5568 | return 0;
|
---|
5569 |
|
---|
5570 | snprintf(buf, sizeof(buf), "/proc/ide/%s/media", device+5);
|
---|
5571 | procf = fopen(buf, "r");
|
---|
5572 | if (procf != NULL && fgets(buf, sizeof(buf), procf))
|
---|
5573 | is_ide = (!strncmp(buf, "cdrom", 5) ||
|
---|
5574 | !strncmp(buf, "tape", 4));
|
---|
5575 | else
|
---|
5576 | /* Now when this proc file does not exist, skip the
|
---|
5577 | device when it is read-only. */
|
---|
5578 | if (stat(device, &statbuf) == 0)
|
---|
5579 | is_ide = ((statbuf.st_mode & 0222) == 0);
|
---|
5580 |
|
---|
5581 | if (procf)
|
---|
5582 | fclose(procf);
|
---|
5583 | return is_ide;
|
---|
5584 | }
|
---|
5585 |
|
---|
5586 |
|
---|
5587 | static void
|
---|
5588 | try(const char *device, int user_specified)
|
---|
5589 | {
|
---|
5590 | int gb;
|
---|
5591 |
|
---|
5592 | disk_device = device;
|
---|
5593 | if (setjmp(listingbuf))
|
---|
5594 | return;
|
---|
5595 | if (!user_specified)
|
---|
5596 | if (is_ide_cdrom_or_tape(device))
|
---|
5597 | return;
|
---|
5598 | if ((fd = open(disk_device, type_open)) >= 0) {
|
---|
5599 | gb = get_boot(try_only);
|
---|
5600 | if (gb > 0) { /* I/O error */
|
---|
5601 | close(fd);
|
---|
5602 | } else if (gb < 0) { /* no DOS signature */
|
---|
5603 | list_disk_geometry();
|
---|
5604 | if (label_aix == current_label_type){
|
---|
5605 | return;
|
---|
5606 | }
|
---|
5607 | #ifdef CONFIG_FEATURE_OSF_LABEL
|
---|
5608 | if (btrydev(device) < 0)
|
---|
5609 | #endif
|
---|
5610 | fprintf(stderr,
|
---|
5611 | _("Disk %s doesn't contain a valid "
|
---|
5612 | "partition table\n"), device);
|
---|
5613 | close(fd);
|
---|
5614 | } else {
|
---|
5615 | close(fd);
|
---|
5616 | list_table(0);
|
---|
5617 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
5618 | if (label_sun != current_label_type && partitions > 4){
|
---|
5619 | delete_partition(ext_index);
|
---|
5620 | }
|
---|
5621 | #endif
|
---|
5622 | }
|
---|
5623 | } else {
|
---|
5624 | /* Ignore other errors, since we try IDE
|
---|
5625 | and SCSI hard disks which may not be
|
---|
5626 | installed on the system. */
|
---|
5627 | if (errno == EACCES) {
|
---|
5628 | fprintf(stderr, _("Cannot open %s\n"), device);
|
---|
5629 | return;
|
---|
5630 | }
|
---|
5631 | }
|
---|
5632 | }
|
---|
5633 |
|
---|
5634 | /* for fdisk -l: try all things in /proc/partitions
|
---|
5635 | that look like a partition name (do not end in a digit) */
|
---|
5636 | static void
|
---|
5637 | tryprocpt(void)
|
---|
5638 | {
|
---|
5639 | FILE *procpt;
|
---|
5640 | char line[100], ptname[100], devname[120], *s;
|
---|
5641 | int ma, mi, sz;
|
---|
5642 |
|
---|
5643 | procpt = bb_wfopen(PROC_PARTITIONS, "r");
|
---|
5644 |
|
---|
5645 | while (fgets(line, sizeof(line), procpt)) {
|
---|
5646 | if (sscanf(line, " %d %d %d %[^\n ]",
|
---|
5647 | &ma, &mi, &sz, ptname) != 4)
|
---|
5648 | continue;
|
---|
5649 | for (s = ptname; *s; s++);
|
---|
5650 | if (isdigit(s[-1]))
|
---|
5651 | continue;
|
---|
5652 | sprintf(devname, "/dev/%s", ptname);
|
---|
5653 | try(devname, 0);
|
---|
5654 | }
|
---|
5655 | #ifdef CONFIG_FEATURE_CLEAN_UP
|
---|
5656 | fclose(procpt);
|
---|
5657 | #endif
|
---|
5658 | }
|
---|
5659 |
|
---|
5660 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
5661 | static void
|
---|
5662 | unknown_command(int c)
|
---|
5663 | {
|
---|
5664 | printf(_("%c: unknown command\n"), c);
|
---|
5665 | }
|
---|
5666 | #endif
|
---|
5667 |
|
---|
5668 | int fdisk_main(int argc, char **argv)
|
---|
5669 | {
|
---|
5670 | int c;
|
---|
5671 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
5672 | int optl = 0;
|
---|
5673 | #endif
|
---|
5674 | #ifdef CONFIG_FEATURE_FDISK_BLKSIZE
|
---|
5675 | int opts = 0;
|
---|
5676 | #endif
|
---|
5677 | /*
|
---|
5678 | * Calls:
|
---|
5679 | * fdisk -v
|
---|
5680 | * fdisk -l [-b sectorsize] [-u] device ...
|
---|
5681 | * fdisk -s [partition] ...
|
---|
5682 | * fdisk [-b sectorsize] [-u] device
|
---|
5683 | *
|
---|
5684 | * Options -C, -H, -S set the geometry.
|
---|
5685 | *
|
---|
5686 | */
|
---|
5687 | while ((c = getopt(argc, argv, "b:C:H:lS:uvV"
|
---|
5688 | #ifdef CONFIG_FEATURE_FDISK_BLKSIZE
|
---|
5689 | "s"
|
---|
5690 | #endif
|
---|
5691 | )) != -1) {
|
---|
5692 | switch (c) {
|
---|
5693 | case 'b':
|
---|
5694 | /* Ugly: this sector size is really per device,
|
---|
5695 | so cannot be combined with multiple disks,
|
---|
5696 | and te same goes for the C/H/S options.
|
---|
5697 | */
|
---|
5698 | sector_size = atoi(optarg);
|
---|
5699 | if (sector_size != 512 && sector_size != 1024 &&
|
---|
5700 | sector_size != 2048)
|
---|
5701 | bb_show_usage();
|
---|
5702 | sector_offset = 2;
|
---|
5703 | user_set_sector_size = 1;
|
---|
5704 | break;
|
---|
5705 | case 'C':
|
---|
5706 | user_cylinders = atoi(optarg);
|
---|
5707 | break;
|
---|
5708 | case 'H':
|
---|
5709 | user_heads = atoi(optarg);
|
---|
5710 | if (user_heads <= 0 || user_heads >= 256)
|
---|
5711 | user_heads = 0;
|
---|
5712 | break;
|
---|
5713 | case 'S':
|
---|
5714 | user_sectors = atoi(optarg);
|
---|
5715 | if (user_sectors <= 0 || user_sectors >= 64)
|
---|
5716 | user_sectors = 0;
|
---|
5717 | break;
|
---|
5718 | case 'l':
|
---|
5719 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
5720 | optl = 1;
|
---|
5721 | #endif
|
---|
5722 | break;
|
---|
5723 | #ifdef CONFIG_FEATURE_FDISK_BLKSIZE
|
---|
5724 | case 's':
|
---|
5725 | opts = 1;
|
---|
5726 | break;
|
---|
5727 | #endif
|
---|
5728 | case 'u':
|
---|
5729 | display_in_cyl_units = 0;
|
---|
5730 | break;
|
---|
5731 | case 'V':
|
---|
5732 | case 'v':
|
---|
5733 | printf("fdisk v" UTIL_LINUX_VERSION "\n");
|
---|
5734 | return 0;
|
---|
5735 | default:
|
---|
5736 | bb_show_usage();
|
---|
5737 | }
|
---|
5738 | }
|
---|
5739 |
|
---|
5740 | #if 0
|
---|
5741 | printf(_("This kernel finds the sector size itself - "
|
---|
5742 | "-b option ignored\n"));
|
---|
5743 | #else
|
---|
5744 | if (user_set_sector_size && argc-optind != 1)
|
---|
5745 | printf(_("Warning: the -b (set sector size) option should"
|
---|
5746 | " be used with one specified device\n"));
|
---|
5747 | #endif
|
---|
5748 |
|
---|
5749 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
5750 | if (optl) {
|
---|
5751 | nowarn = 1;
|
---|
5752 | #endif
|
---|
5753 | type_open = O_RDONLY;
|
---|
5754 | if (argc > optind) {
|
---|
5755 | int k;
|
---|
5756 | #if __GNUC__
|
---|
5757 | /* avoid gcc warning:
|
---|
5758 | variable `k' might be clobbered by `longjmp' */
|
---|
5759 | (void)&k;
|
---|
5760 | #endif
|
---|
5761 | listing = 1;
|
---|
5762 | for (k = optind; k < argc; k++)
|
---|
5763 | try(argv[k], 1);
|
---|
5764 | } else {
|
---|
5765 | /* we no longer have default device names */
|
---|
5766 | /* but, we can use /proc/partitions instead */
|
---|
5767 | tryprocpt();
|
---|
5768 | }
|
---|
5769 | return 0;
|
---|
5770 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
5771 | }
|
---|
5772 | #endif
|
---|
5773 |
|
---|
5774 | #ifdef CONFIG_FEATURE_FDISK_BLKSIZE
|
---|
5775 | if (opts) {
|
---|
5776 | long size;
|
---|
5777 | int j;
|
---|
5778 |
|
---|
5779 | nowarn = 1;
|
---|
5780 | type_open = O_RDONLY;
|
---|
5781 |
|
---|
5782 | opts = argc - optind;
|
---|
5783 | if (opts <= 0)
|
---|
5784 | bb_show_usage();
|
---|
5785 |
|
---|
5786 | for (j = optind; j < argc; j++) {
|
---|
5787 | disk_device = argv[j];
|
---|
5788 | if ((fd = open(disk_device, type_open)) < 0)
|
---|
5789 | fdisk_fatal(unable_to_open);
|
---|
5790 | if (ioctl(fd, BLKGETSIZE, &size))
|
---|
5791 | fdisk_fatal(ioctl_error);
|
---|
5792 | close(fd);
|
---|
5793 | if (opts == 1)
|
---|
5794 | printf("%ld\n", size/2);
|
---|
5795 | else
|
---|
5796 | printf("%s: %ld\n", argv[j], size/2);
|
---|
5797 | }
|
---|
5798 | return 0;
|
---|
5799 | }
|
---|
5800 | #endif
|
---|
5801 |
|
---|
5802 | #ifdef CONFIG_FEATURE_FDISK_WRITABLE
|
---|
5803 | if (argc-optind == 1)
|
---|
5804 | disk_device = argv[optind];
|
---|
5805 | else
|
---|
5806 | bb_show_usage();
|
---|
5807 |
|
---|
5808 | get_boot(fdisk);
|
---|
5809 |
|
---|
5810 | #ifdef CONFIG_FEATURE_OSF_LABEL
|
---|
5811 | if (label_osf == current_label_type) {
|
---|
5812 | /* OSF label, and no DOS label */
|
---|
5813 | printf(_("Detected an OSF/1 disklabel on %s, entering "
|
---|
5814 | "disklabel mode.\n"),
|
---|
5815 | disk_device);
|
---|
5816 | bselect();
|
---|
5817 | /*Why do we do this? It seems to be counter-intuitive*/
|
---|
5818 | current_label_type = label_dos;
|
---|
5819 | /* If we return we may want to make an empty DOS label? */
|
---|
5820 | }
|
---|
5821 | #endif
|
---|
5822 |
|
---|
5823 | while (1) {
|
---|
5824 | putchar('\n');
|
---|
5825 | c = tolower(read_char(_("Command (m for help): ")));
|
---|
5826 | switch (c) {
|
---|
5827 | case 'a':
|
---|
5828 | if (label_dos == current_label_type)
|
---|
5829 | toggle_active(get_partition(1, partitions));
|
---|
5830 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5831 | else if (label_sun == current_label_type)
|
---|
5832 | toggle_sunflags(get_partition(1, partitions),
|
---|
5833 | 0x01);
|
---|
5834 | #endif
|
---|
5835 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5836 | else if (label_sgi == current_label_type)
|
---|
5837 | sgi_set_bootpartition(
|
---|
5838 | get_partition(1, partitions));
|
---|
5839 | #endif
|
---|
5840 | else
|
---|
5841 | unknown_command(c);
|
---|
5842 | break;
|
---|
5843 | case 'b':
|
---|
5844 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5845 | if (label_sgi == current_label_type) {
|
---|
5846 | printf(_("\nThe current boot file is: %s\n"),
|
---|
5847 | sgi_get_bootfile());
|
---|
5848 | if (read_chars(_("Please enter the name of the "
|
---|
5849 | "new boot file: ")) == '\n')
|
---|
5850 | printf(_("Boot file unchanged\n"));
|
---|
5851 | else
|
---|
5852 | sgi_set_bootfile(line_ptr);
|
---|
5853 | } else
|
---|
5854 | #endif
|
---|
5855 | #ifdef CONFIG_FEATURE_OSF_LABEL
|
---|
5856 | bselect();
|
---|
5857 | #endif
|
---|
5858 | break;
|
---|
5859 | case 'c':
|
---|
5860 | if (label_dos == current_label_type)
|
---|
5861 | toggle_dos_compatibility_flag();
|
---|
5862 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5863 | else if (label_sun == current_label_type)
|
---|
5864 | toggle_sunflags(get_partition(1, partitions),
|
---|
5865 | 0x10);
|
---|
5866 | #endif
|
---|
5867 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5868 | else if (label_sgi == current_label_type)
|
---|
5869 | sgi_set_swappartition(
|
---|
5870 | get_partition(1, partitions));
|
---|
5871 | #endif
|
---|
5872 | else
|
---|
5873 | unknown_command(c);
|
---|
5874 | break;
|
---|
5875 | case 'd':
|
---|
5876 | {
|
---|
5877 | int j;
|
---|
5878 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5879 | /* If sgi_label then don't use get_existing_partition,
|
---|
5880 | let the user select a partition, since
|
---|
5881 | get_existing_partition() only works for Linux-like
|
---|
5882 | partition tables */
|
---|
5883 | if (label_sgi != current_label_type) {
|
---|
5884 | j = get_existing_partition(1, partitions);
|
---|
5885 | } else {
|
---|
5886 | j = get_partition(1, partitions);
|
---|
5887 | }
|
---|
5888 | #else
|
---|
5889 | j = get_existing_partition(1, partitions);
|
---|
5890 | #endif
|
---|
5891 | if (j >= 0)
|
---|
5892 | delete_partition(j);
|
---|
5893 | }
|
---|
5894 | break;
|
---|
5895 | case 'i':
|
---|
5896 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5897 | if (label_sgi == current_label_type)
|
---|
5898 | create_sgiinfo();
|
---|
5899 | else
|
---|
5900 | #endif
|
---|
5901 | unknown_command(c);
|
---|
5902 | case 'l':
|
---|
5903 | list_types(get_sys_types());
|
---|
5904 | break;
|
---|
5905 | case 'm':
|
---|
5906 | menu();
|
---|
5907 | break;
|
---|
5908 | case 'n':
|
---|
5909 | new_partition();
|
---|
5910 | break;
|
---|
5911 | case 'o':
|
---|
5912 | create_doslabel();
|
---|
5913 | break;
|
---|
5914 | case 'p':
|
---|
5915 | list_table(0);
|
---|
5916 | break;
|
---|
5917 | case 'q':
|
---|
5918 | close(fd);
|
---|
5919 | printf("\n");
|
---|
5920 | return 0;
|
---|
5921 | case 's':
|
---|
5922 | #ifdef CONFIG_FEATURE_SUN_LABEL
|
---|
5923 | create_sunlabel();
|
---|
5924 | #endif
|
---|
5925 | break;
|
---|
5926 | case 't':
|
---|
5927 | change_sysid();
|
---|
5928 | break;
|
---|
5929 | case 'u':
|
---|
5930 | change_units();
|
---|
5931 | break;
|
---|
5932 | case 'v':
|
---|
5933 | verify();
|
---|
5934 | break;
|
---|
5935 | case 'w':
|
---|
5936 | write_table(); /* does not return */
|
---|
5937 | break;
|
---|
5938 | #ifdef CONFIG_FEATURE_FDISK_ADVANCED
|
---|
5939 | case 'x':
|
---|
5940 | #ifdef CONFIG_FEATURE_SGI_LABEL
|
---|
5941 | if (label_sgi == current_label_type) {
|
---|
5942 | fprintf(stderr,
|
---|
5943 | _("\n\tSorry, no experts menu for SGI "
|
---|
5944 | "partition tables available.\n\n"));
|
---|
5945 | } else
|
---|
5946 | #endif
|
---|
5947 |
|
---|
5948 | xselect();
|
---|
5949 | break;
|
---|
5950 | #endif
|
---|
5951 | default:
|
---|
5952 | unknown_command(c);
|
---|
5953 | menu();
|
---|
5954 | }
|
---|
5955 | }
|
---|
5956 | return 0;
|
---|
5957 | #endif /* CONFIG_FEATURE_FDISK_WRITABLE */
|
---|
5958 | }
|
---|