Last change
on this file since 1043 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
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File size:
1.3 KB
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Rev | Line | |
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[821] | 1 | /*
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| 2 | * io_manager.c --- the I/O manager abstraction
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| 3 | */
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| 4 |
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| 5 | #include <stdio.h>
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| 6 | #include <string.h>
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| 7 | #if HAVE_UNISTD_H
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| 8 | #include <unistd.h>
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| 9 | #endif
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| 10 | #include <fcntl.h>
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| 11 | #include <time.h>
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| 12 | #if HAVE_SYS_STAT_H
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| 13 | #include <sys/stat.h>
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| 14 | #endif
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| 15 | #if HAVE_SYS_TYPES_H
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| 16 | #include <sys/types.h>
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| 17 | #endif
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| 18 |
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| 19 | #include "ext2_fs.h"
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| 20 | #include "ext2fs.h"
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| 21 |
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| 22 | errcode_t io_channel_set_options(io_channel channel, const char *opts)
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| 23 | {
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| 24 | errcode_t retval = 0;
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| 25 | char *next, *ptr, *options, *arg;
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| 26 |
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| 27 | EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);
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| 28 |
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| 29 | if (!opts)
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| 30 | return 0;
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| 31 |
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| 32 | if (!channel->manager->set_option)
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| 33 | return EXT2_ET_INVALID_ARGUMENT;
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| 34 |
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| 35 | options = malloc(strlen(opts)+1);
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| 36 | if (!options)
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| 37 | return EXT2_ET_NO_MEMORY;
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| 38 | strcpy(options, opts);
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| 39 | ptr = options;
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| 40 |
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| 41 | while (ptr && *ptr) {
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| 42 | next = strchr(ptr, '&');
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| 43 | if (next)
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| 44 | *next++ = 0;
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| 45 |
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| 46 | arg = strchr(ptr, '=');
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| 47 | if (arg)
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| 48 | *arg++ = 0;
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| 49 |
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| 50 | retval = (channel->manager->set_option)(channel, ptr, arg);
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| 51 | if (retval)
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| 52 | break;
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| 53 | ptr = next;
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| 54 | }
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| 55 | free(options);
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| 56 | return retval;
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| 57 | }
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| 58 |
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| 59 | errcode_t io_channel_write_byte(io_channel channel, unsigned long offset,
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| 60 | int count, const void *data)
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| 61 | {
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| 62 | EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);
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| 63 |
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| 64 | if (channel->manager->write_byte)
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| 65 | return channel->manager->write_byte(channel, offset,
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| 66 | count, data);
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| 67 |
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| 68 | return EXT2_ET_UNIMPLEMENTED;
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| 69 | }
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