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source: MondoRescue/branches/2.2.10/mondo/src/common/libmondo-mountlist.c@ 2315

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Last change on this file since 2315 was 2306, checked in by Bruno Cornec, 15 years ago

popup_and_get_string needs an allocated buffer for the moment so fixing the calls with dyn. ones
Fix a bug in mem.c for mr_strcat, which wasn't modifying the right pointer level

Ported from 2.2.9

Property svn:keywords set to Id

File size: 30.5 KB

Rev	Line
[2052]	1	/* subroutines for handling mountlist
[128]	2	$Id: libmondo-mountlist.c 2306 2009-07-27 17:50:18Z bruno $
[1]	3	*/
	4
	5
	6	/**
	7	* @file
	8	* Functions which manipulate the mountlist.
	9	*/
	10
	11	#include "my-stuff.h"
[2209]	12	#include "mr_mem.h"
[1]	13	#include "mondostructures.h"
	14	#include "libmondo-mountlist.h"
[541]	15	#include "lib-common-externs.h"
[1]	16	#include "libmondo-raid-EXT.h"
	17	#include "libmondo-devices-EXT.h"
	18	#include "libmondo-tools-EXT.h"
	19	#include "libmondo-string-EXT.h"
[1236]	20	#include "newt-specific-EXT.h"
[1]	21
	22	/@unused@/
[128]	23	//static char cvsid[] = "$Id: libmondo-mountlist.c 2306 2009-07-27 17:50:18Z bruno $";
[1]	24
[1645]	25	/* Reference to global bkpinfo */
	26	extern struct s_bkpinfo *bkpinfo;
	27
[1]	28	/**
	29	* @addtogroup mountlistGroup
	30	* @{
	31	*/
	32	/**
	33	* Evaluate a drive within the mountlist for flaws. For example, too many
	34	* primary partitions, the first logical isn't 5, duplicate partitions,
	35	* ovar-allocated or under-allocated, unsupported format, silly size, or
	36	* silly mountpoint. Under FreeBSD, this checks the disklabel too, for the above-mentioned
	37	* errors as well as too many BSD partitions (more than 'h').
	38	* @param mountlist The mountlist to check.
	39	* @param drive The drive to check (e.g. @c /dev/hda).
[2207]	40	* @return The flaws string found (NULL for success) allocated to be freed
[1]	41	* @see evaluate_mountlist
	42	*/
[2207]	43	char evaluate_drive_within_mountlist(struct mountlist_itself mountlist, char *drive)
[1]	44	#ifdef __FreeBSD__
	45	{
	46	// FreeBSD-specific version of evaluate_drive_within_mountlist()
[128]	47	/@ int ************************************************************ */
	48	int prev_part_no = 0;
[1]	49	int curr_part_no = 0;
	50	int pos = 0, npos = 0;
	51	int res = 0;
	52	int mountpoint_copies = 0;
	53	int device_copies = 0;
	54	int i = 0;
	55	int cur_sp_no = 0;
	56	int prev_sp_no = 0;
	57	int foundsome = FALSE;
	58
[128]	59	/@ buffers ******************************************************* */
[2261]	60	char tmp = NULL;
[1]	61	char device[MAX_STR_LEN];
	62	char mountpoint[MAX_STR_LEN];
	63
[2209]	64	char *flaws_str = NULL;
	65
[128]	66	/@ long ********************************************************** */
	67	long physical_drive_size = 0;
[1]	68	long amount_allocated = 0;
	69
[128]	70	/@ pointers ****************************************************** */
[1]	71	char *part_table_fmt;
	72
[128]	73	/@ initialize **************************************************** */
	74	prev_part_no = 0;
[2211]	75	mr_asprintf(&flaws_str, "%s", "");
[1]	76
	77
[128]	78	physical_drive_size = get_phys_size_of_drive(drive);
[1]	79
[128]	80	if (physical_drive_size < 0) {
[2261]	81	mr_asprintf(&tmp, " %s does not exist.", drive);
[2209]	82	mr_strcat(flaws_str, "%s", tmp);
[128]	83	} else {
[2261]	84	mr_asprintf(&tmp, "%s is %ld MB", drive, physical_drive_size);
[128]	85	}
	86	log_it(tmp);
[2261]	87	mr_free(tmp);
[1]	88
	89
[128]	90	/* check DD */
	91	for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
	92	sprintf(device, "%s%c", drive, cur_sp_no);
	93	if (find_device_in_mountlist(mountlist, device) >= 0)
	94	foundsome = TRUE;
	95	}
	96	if (foundsome) {
	97	for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
	98	sprintf(device, "%s%c", drive, cur_sp_no);
	99	pos = find_device_in_mountlist(mountlist, device);
	100	if (pos < 0) {
	101	continue;
	102	}
	103	strcpy(mountpoint, mountlist->el[pos].mountpoint);
	104	/* is it too big? */
	105	if (curr_part_no > 'h') {
[2261]	106	mr_asprintf(&tmp, " Can only have up to 'h' in disklabel.");
[128]	107	log_it(tmp);
[2207]	108	mr_strcat(flaws_str, tmp);
[2261]	109	mr_free(tmp);
[128]	110	res++;
	111	}
	112	/* does partition /dev/adXsYZ exist more than once in the mountlist? */
	113	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	114	i < mountlist->entries; i++) {
	115	if (!strcmp(device, mountlist->el[i].device)) {
	116	device_copies++;
	117	}
	118	}
	119	if (device_copies > 1) {
[2261]	120	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies), device);
[128]	121	if (!strstr(flaws_str, tmp)) {
	122	log_it(tmp);
[2207]	123	mr_strcat(flaws_str, tmp);
[128]	124	res++;
	125	}
[2261]	126	mr_free(tmp);
[128]	127	}
	128	/* silly partition size? */
	129	if (mountlist->el[pos].size < 8192
	130	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2261]	131	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	132	log_it(tmp);
[2207]	133	mr_strcat(flaws_str, tmp);
[2261]	134	mr_free(tmp);
[128]	135	res++;
	136	}
	137	/* mountpoint should begin with / unless it is swap, lvm or raid */
	138	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	139	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	140	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	141	&& strcmp(mountlist->el[pos].mountpoint, "image")
	142	&& strcmp(mountlist->el[pos].mountpoint, "none")
	143	&& mountlist->el[pos].mountpoint[0] != '/') {
[2261]	144	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	145	log_it(tmp);
[2207]	146	mr_strcat(flaws_str, tmp);
[2261]	147	mr_free(tmp);
[128]	148	res++;
	149	}
	150	/* is format sensible? */
	151	if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
[2261]	152	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	153	log_it(tmp);
[2207]	154	mr_strcat(flaws_str, tmp);
[2261]	155	mr_free(tmp);
[128]	156	res++;
	157	}
[2125]	158	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	159	prev_sp_no = cur_sp_no;
	160	}
	161	}
[1]	162
[128]	163	npos = pos = 0;
	164	for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
[1303]	165	build_partition_name(device, drive, curr_part_no);
[128]	166	pos = find_device_in_mountlist(mountlist, device);
	167	npos = 0;
	168	for (cur_sp_no = 'a'; cur_sp_no <= 'h'; cur_sp_no++) {
	169	sprintf(device, "%ss%i%c", device, curr_part_no, cur_sp_no);
	170	if (find_device_in_mountlist(mountlist, device) >= 0)
	171	npos++;
	172	}
	173	if (((pos >= 0) \|\| npos) && foundsome) {
[2207]	174	mr_strcat(flaws_str, " %s has both DD and PC-style partitions.", drive);
[2209]	175	return(flaws_str); // fatal error
[128]	176	}
	177
[1303]	178	build_partition_name(device, drive, curr_part_no);
[128]	179	strcpy(mountpoint, mountlist->el[pos].mountpoint);
	180	if (pos > 0 && !npos) {
	181	/* gap in the partition list? */
	182	if (curr_part_no - prev_part_no > 1) {
	183	if (prev_part_no == 0) {
[2261]	184	mr_asprintf(&tmp, " Gap prior to %s.", device);
[128]	185	log_it(tmp);
[2209]	186	mr_strcat(flaws_str, "%s", tmp);
[2261]	187	mr_free(tmp);
[128]	188	res++;
	189	} else if (curr_part_no > 5
	190	\|\| (curr_part_no <= 4 && prev_part_no > 0)) {
[2261]	191	mr_asprintf(&tmp, " Gap between %ss%d and %d.", drive, prev_part_no, curr_part_no);
[128]	192	log_it(tmp);
[2209]	193	mr_strcat(flaws_str, "%s", tmp);
[2261]	194	mr_free(tmp);
[128]	195	res++;
	196	}
	197	}
	198	/* GPT allows more than 4 primary partitions */
	199	part_table_fmt = which_partition_format(drive);
	200	/* no spare primary partitions to help accommodate the logical(s)? */
	201	if ((curr_part_no >= 5 && prev_part_no == 4)
	202	&& (strcmp(part_table_fmt, "MBR") == 0)) {
[2261]	203	mr_asprintf(&tmp, " Partition %ss4 is occupied.", drive);
[128]	204	log_it(tmp);
[2209]	205	mr_strcat(flaws_str, "%s", tmp);
[2261]	206	mr_free(tmp);
[128]	207	res++;
	208	}
	209	/* does partition /dev/adXsY exist more than once in the mountlist? */
	210	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	211	i < mountlist->entries; i++) {
	212	if (!strcmp(device, mountlist->el[i].device)) {
	213	device_copies++;
	214	}
	215	}
	216	if (device_copies > 1) {
[2261]	217	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies), device);
[2209]	218	if (!strstr(flaws_str, "%s", tmp)) {
[128]	219	log_it(tmp);
[2209]	220	mr_strcat(flaws_str, "%s", tmp);
[128]	221	res++;
	222	}
[2261]	223	mr_free(tmp);
[128]	224	}
	225	/* silly partition size? */
	226	if (mountlist->el[pos].size < 8192
	227	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2261]	228	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	229	log_it(tmp);
[2209]	230	mr_strcat(flaws_str, "%s", tmp);
[2261]	231	mr_free(tmp);
[128]	232	res++;
	233	}
	234	/* mountpoint should begin with / unless it is swap, lvm or raid */
	235	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	236	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	237	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	238	&& strcmp(mountlist->el[pos].mountpoint, "image")
	239	&& strcmp(mountlist->el[pos].mountpoint, "none")
	240	&& mountlist->el[pos].mountpoint[0] != '/') {
[2261]	241	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	242	log_it(tmp);
[2209]	243	mr_strcat(flaws_str, "%s", tmp);
[2261]	244	mr_free(tmp);
[128]	245	res++;
	246	}
	247	/* is format sensible? */
	248	if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
[2261]	249	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	250	log_it(tmp);
[2209]	251	mr_strcat(flaws_str, "%s", tmp);
[2261]	252	mr_free(tmp);
[128]	253	res++;
	254	}
	255	} else {
	256	/* Check subpartitions */
	257	for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
	258	sprintf(device, "%ss%d%c", drive, curr_part_no, cur_sp_no);
	259	pos = find_device_in_mountlist(mountlist, device);
	260	if (pos < 0) {
	261	continue;
	262	}
	263	strcpy(mountpoint, mountlist->el[pos].mountpoint);
	264	/* is it too big? */
	265	if (curr_part_no > 'h') {
[2261]	266	mr_asprintf(&tmp, " Can only have up to 'h' in disklabel.");
[128]	267	log_it(tmp);
[2209]	268	mr_strcat(flaws_str, "%s", tmp);
[2261]	269	mr_free(tmp);
[128]	270	res++;
	271	}
	272	/* does partition /dev/adXsYZ exist more than once in the mountlist? */
	273	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	274	i < mountlist->entries; i++) {
	275	if (!strcmp(device, mountlist->el[i].device)) {
	276	device_copies++;
	277	}
	278	}
	279	if (device_copies > 1) {
[2261]	280	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies), device);
[128]	281	if (!strstr(flaws_str, tmp)) {
	282	log_it(tmp);
[2209]	283	mr_strcat(flaws_str, "%s", tmp);
[128]	284	res++;
	285	}
[2261]	286	mr_free(tmp);
[128]	287	}
	288	/* silly partition size? */
	289	if (mountlist->el[pos].size < 8192
	290	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2261]	291	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	292	log_it(tmp);
[2209]	293	mr_strcat(flaws_str, "%s", tmp);
[2261]	294	mr_free(tmp);
[128]	295	res++;
	296	}
	297	/* mountpoint should begin with / unless it is swap, lvm or raid */
	298	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	299	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	300	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	301	&& strcmp(mountlist->el[pos].mountpoint, "image")
	302	&& strcmp(mountlist->el[pos].mountpoint, "none")
	303	&& mountlist->el[pos].mountpoint[0] != '/') {
[2261]	304	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	305	log_it(tmp);
[2209]	306	mr_strcat(flaws_str, "%s", tmp);
[2261]	307	mr_free(tmp);
[128]	308	res++;
	309	}
	310	/* is format sensible? */
	311	if (!is_this_a_valid_disk_format
	312	(mountlist->el[pos].format)) {
[2261]	313	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	314	log_it(tmp);
[2209]	315	mr_strcat(flaws_str, "%s", tmp);
[2261]	316	mr_free(tmp);
[128]	317	res++;
	318	}
[2125]	319	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	320	prev_sp_no = cur_sp_no;
	321	}
	322	}
	323
	324	/* OK, continue with main loop */
[2125]	325	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	326	prev_part_no = curr_part_no;
	327	}
	328
	329	/* Over-allocated the disk? Unallocated space on disk? */
	330	if (amount_allocated > physical_drive_size) // Used to be +1, but what if you're 1 MB too high?
	331	{
[2261]	332	mr_asprintf(&tmp, " %ld MB over-allocated on %s.",
[128]	333	amount_allocated - physical_drive_size, drive);
	334	log_it(tmp);
[2209]	335	mr_strcat(flaws_str, "%s", tmp);
[2261]	336	mr_free(tmp);
[128]	337	res++;
	338	} else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
[2261]	339	mr_asprintf(&tmp, " %ld MB unallocated on %s.",
[128]	340	physical_drive_size - amount_allocated, drive);
[1236]	341	log_it(tmp);
[2209]	342	mr_strcat(flaws_str, "%s", tmp);
[2261]	343	mr_free(tmp);
[128]	344	}
	345	if (res) {
[2209]	346	return (NULL);
[128]	347	} else {
[2209]	348	return (flaws_str);
[128]	349	}
[1]	350	}
	351
	352	#else
	353	// Linux-specific version of evaluate_drive_within_mountlist()
	354	{
	355
[128]	356	/@ int ************************************************************ */
	357	int prev_part_no = 0;
[1]	358	int curr_part_no = 0;
	359	int pos = 0;
	360	int res = 0;
	361	int mountpoint_copies = 0;
	362	int device_copies = 0;
	363	int i = 0;
	364
[128]	365	/@ buffers ******************************************************* */
[2261]	366	char *tmp = NULL;
	367	char *device = NULL;
[2209]	368	char *flaws_str = NULL;
[1]	369
[128]	370	/@ long ********************************************************** */
[1295]	371	long physical_drive_size = 0L;
	372	long amount_allocated = 0L;
[1]	373
[128]	374	/@ pointers ****************************************************** */
[2204]	375	char *part_table_fmt = NULL;
[1]	376
[128]	377	/@ initialize **************************************************** */
	378	assert_string_is_neither_NULL_nor_zerolength(drive);
	379	assert(mountlist != NULL);
[2211]	380	mr_asprintf(&flaws_str, "%s", "");
[1]	381
[128]	382	malloc_string(device);
	383	prev_part_no = 0;
[1]	384
[128]	385	physical_drive_size = get_phys_size_of_drive(drive);
[1]	386
[128]	387	if (physical_drive_size < 0) {
[2261]	388	mr_asprintf(&tmp, " %s does not exist.", drive);
[2209]	389	mr_strcat(flaws_str, "%s", tmp);
[128]	390	res++;
	391	log_msg(1, tmp);
[2261]	392	mr_free(tmp);
[128]	393	goto endoffunc;
	394	} else {
[2261]	395	mr_asprintf(&tmp, "%s is %ld MB", drive, physical_drive_size);
[128]	396	log_it(tmp);
[2261]	397	mr_free(tmp);
[128]	398	}
[1]	399
[128]	400	for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
[1298]	401	build_partition_name(device, drive, curr_part_no);
[128]	402	pos = find_device_in_mountlist(mountlist, device);
	403	if (pos < 0) {
	404	continue;
	405	}
	406	/* gap in the partition list? */
	407	if (curr_part_no - prev_part_no > 1) {
	408	if (prev_part_no == 0) {
[2261]	409	mr_asprintf(&tmp, " Gap prior to %s.", device);
[128]	410	log_it(tmp);
[2209]	411	mr_strcat(flaws_str, "%s", tmp);
[2261]	412	mr_free(tmp);
[128]	413	res++;
	414	} else if (curr_part_no > 5
	415	\|\| (curr_part_no <= 4 && prev_part_no > 0)) {
[2261]	416	mr_asprintf(&tmp, " Gap on %s between %d and %d.", drive,
[128]	417	prev_part_no, curr_part_no);
	418	log_it(tmp);
[2209]	419	mr_strcat(flaws_str, "%s", tmp);
[2261]	420	mr_free(tmp);
[128]	421	res++;
	422	}
	423	}
	424	/* GPT allows more than 4 primary partitions */
	425	part_table_fmt = which_partition_format(drive);
	426	/* no spare primary partitions to help accommodate the logical(s)? */
	427	if ((curr_part_no >= 5 && prev_part_no == 4)
	428	&& (strcmp(part_table_fmt, "MBR") == 0)) {
[2261]	429	mr_asprintf(&tmp, " Partition 4 of %s is occupied.", drive);
[128]	430	log_it(tmp);
[2209]	431	mr_strcat(flaws_str, "%s", tmp);
[2261]	432	mr_free(tmp);
[128]	433	res++;
	434	}
	435	/* does partition /dev/hdNX exist more than once in the mountlist? */
	436	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	437	i < mountlist->entries; i++) {
	438	if (!strcmp(device, mountlist->el[i].device)) {
	439	device_copies++;
	440	}
	441	}
	442	if (device_copies > 1) {
[2261]	443	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies),
[128]	444	device);
	445	if (!strstr(flaws_str, tmp)) {
	446	log_it(tmp);
[2209]	447	mr_strcat(flaws_str, "%s", tmp);
[128]	448	res++;
	449	}
[2261]	450	mr_free(tmp);
[128]	451	}
	452	/* silly partition size? */
	453	if (mountlist->el[pos].size < 8192
	454	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2261]	455	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	456	log_it(tmp);
[2209]	457	mr_strcat(flaws_str, "%s", tmp);
[2261]	458	mr_free(tmp);
[128]	459	res++;
	460	}
	461	/* mountpoint should begin with / unless it is swap, lvm or raid */
	462	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	463	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	464	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	465	&& strcmp(mountlist->el[pos].mountpoint, "image")
	466	&& mountlist->el[pos].mountpoint[0] != '/') {
[2261]	467	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	468	log_it(tmp);
[2209]	469	mr_strcat(flaws_str, "%s", tmp);
[2261]	470	mr_free(tmp);
[128]	471	res++;
	472	}
	473	/* is format sensible? */
	474	if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
[2261]	475	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	476	log_it(tmp);
[2209]	477	mr_strcat(flaws_str, "%s", tmp);
[2261]	478	mr_free(tmp);
[128]	479	res++;
	480	}
	481	/* OK, continue with main loop */
[2125]	482	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	483	prev_part_no = curr_part_no;
[1]	484	}
[128]	485
	486	/* Over-allocated the disk? Unallocated space on disk? */
	487	if (amount_allocated > physical_drive_size + 1) {
[2261]	488	mr_asprintf(&tmp, " %ld MB over-allocated on %s.",
[128]	489	amount_allocated - physical_drive_size, drive);
	490	log_it(tmp);
[2209]	491	mr_strcat(flaws_str, "%s", tmp);
[2261]	492	mr_free(tmp);
[128]	493	res++;
	494	} else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
[2261]	495	mr_asprintf(&tmp, " %ld MB unallocated on %s.",
[128]	496	physical_drive_size - amount_allocated, drive);
[1236]	497	log_it(tmp);
[2209]	498	mr_strcat(flaws_str, "%s", tmp);
[2261]	499	mr_free(tmp);
[1]	500	}
	501
[128]	502	endoffunc:
	503	paranoid_free(device);
[1]	504
[128]	505	if (res) {
[2209]	506	return (NULL);
[128]	507	} else {
[2209]	508	return (flaws_str);
[128]	509	}
[1]	510	}
	511	#endif
	512
	513
	514	/**
	515	* Evaluate a whole mountlist for flaws. Calls evaluate_drive_within_mountlist()
	516	* for each drive, and then spreads the flaws across three lines.
	517	* @param mountlist The mountlist to evaluate.
	518	* @param flaws_str_A Where to put the first line listing errors found.
	519	* @param flaws_str_B Where to put the second line listing errors found.
	520	* @param flaws_str_C Where to put the third line listing errors found.
	521	* @return The number of flaws found (0 for success).
	522	* @see evaluate_drive_within_mountlist
	523	*/
	524	int
[128]	525	evaluate_mountlist(struct mountlist_itself mountlist, char flaws_str_A,
	526	char flaws_str_B, char flaws_str_C)
[1]	527	{
	528
[128]	529	/@ buffer ********************************************************** */
	530	struct list_of_disks *drivelist;
[2202]	531	char *tmp = NULL;
	532	char *flaws_str = NULL;
[1]	533
[128]	534	/@ int ************************************************************* */
[1]	535	int i = 0;
	536	int res = 0;
	537
[128]	538	/@ initialize ****************************************************** */
[1]	539
[128]	540	drivelist = malloc(sizeof(struct list_of_disks));
	541	assert(mountlist != NULL);
	542	assert(flaws_str_A != NULL);
	543	assert(flaws_str_B != NULL);
	544	assert(flaws_str_C != NULL);
[1]	545
[2211]	546	mr_asprintf(&flaws_str, "%s", "");
[2209]	547
[128]	548	make_list_of_drives_in_mountlist(mountlist, drivelist);
[1]	549
[128]	550	log_it("Evaluating mountlist...");
[1]	551
[128]	552	for (i = 0; i < drivelist->entries; i++) {
	553	if (strstr
	554	(drivelist->el[i].device,
	555	DONT_KNOW_HOW_TO_EVALUATE_THIS_DEVICE_TYPE)) {
[2291]	556	mr_asprintf(&tmp, " Not evaluating %s (I don't know how yet)", drivelist->el[i].device);
[128]	557	log_it(tmp);
[2207]	558	paranoid_free(tmp);
[128]	559	} else {
[2235]	560	log_msg(8, "Evaluating drive #%d (%s) within mountlist", i, drivelist->el[i].device);
[2306]	561	tmp = evaluate_drive_within_mountlist(mountlist, drivelist->el[i].device);
	562	if (tmp == NULL) {
[128]	563	res++;
	564	}
	565	}
[2207]	566	log_msg(8,"Entry: %d (%s)", i, drivelist->el[i].device);
[2306]	567	/* BCO: tmp can be NULL */
[2219]	568	if (tmp != NULL) {
	569	log_msg(8,"Adding: %s to %s", tmp, flaws_str);
	570	mr_strcat(flaws_str, "%s", tmp);
	571	paranoid_free(tmp);
	572	}
[1]	573	}
[128]	574	res += look_for_duplicate_mountpoints(mountlist, flaws_str);
[2209]	575	res = spread_flaws_across_three_lines(flaws_str, flaws_str_A, flaws_str_B, flaws_str_C,res);
	576	paranoid_free(flaws_str);
	577	return(res);
[1]	578	}
	579
	580
	581	/**
	582	* Find the index number of @p device in the mountlist.
	583	* The device given must match @p mountlist->el[N].device exactly, case-sensitive.
	584	* @param mountlist The mountlist to search in.
	585	* @param device The device to search for.
	586	* @return The zero-based index of the device, or -1 if it could not be found.
	587	*/
	588	int
[128]	589	find_device_in_mountlist(struct mountlist_itself mountlist, char device)
[1]	590	{
	591
[128]	592	/@ int ************************************************************* */
	593	int i = 0;
[1]	594
[128]	595	assert(mountlist != NULL);
	596	assert_string_is_neither_NULL_nor_zerolength(device);
	597	for (i = 0;
	598	i < mountlist->entries
	599	&& strcmp(mountlist->el[i].device, device) != 0; i++);
	600
	601	if (i == mountlist->entries) {
	602	return (-1);
	603	} else {
	604	return (i);
	605	}
[1]	606	}
	607
	608
	609	/**
	610	* Look for duplicate mountpoints in @p mountlist.
	611	* @param mountlist The mountlist to check.
	612	* @param flaws_str The flaws string to append the results to.
	613	* @return The number of mountpoints that have duplicates, or 0 for success.
	614	*/
	615	int
[2209]	616	look_for_duplicate_mountpoints(struct mountlist_itself mountlist, char flaws_str)
[1]	617	{
	618
[128]	619	/@ int ************************************************************ */
	620	int res = 0;
[1]	621	int currline = 0;
	622	int i = 0;
	623	int copies = 0;
	624	int last_copy = 0;
	625
[128]	626	/@ buffetr ******************************************************** */
[2204]	627	char *curr_mountpoint = NULL;
	628	char *tmp = NULL;
[1]	629
[128]	630	assert(mountlist != NULL);
	631	assert(flaws_str != NULL);
[2204]	632
[128]	633	for (currline = 0; currline < mountlist->entries; currline++) {
[2211]	634	mr_asprintf(&curr_mountpoint, "%s", mountlist->el[currline].mountpoint);
[128]	635	for (i = 0, copies = 0, last_copy = -1; i < mountlist->entries;
	636	i++) {
	637	if (!strcmp(mountlist->el[i].mountpoint, curr_mountpoint)
	638	&& strcmp(mountlist->el[i].mountpoint, "lvm")
	639	&& strcmp(mountlist->el[i].mountpoint, "swap")) {
	640	last_copy = i;
	641	copies++;
	642	}
	643	}
	644	if (copies > 1 && last_copy == currline
	645	&& strcmp(curr_mountpoint, "raid")) {
[2291]	646	mr_asprintf(&tmp, " %s %s's.", number_to_text(copies), curr_mountpoint);
[2209]	647	mr_strcat(flaws_str, "%s", tmp);
[128]	648	log_it(tmp);
[2204]	649	paranoid_free(tmp);
[128]	650	res++;
	651	}
[2204]	652	paranoid_free(curr_mountpoint);
[1]	653	}
[128]	654	return (res);
[1]	655	}
	656
	657
	658	/**
	659	* Make a list of the drives mentioned in the mountlist.
	660	* @param mountlist The mountlist to examine.
	661	* @param drivelist Where to put the list of drives found.
	662	* @return The number of physical (non-RAID non-LVM) drives found, or \<= 0 for error.
	663	*/
	664	int
[128]	665	make_list_of_drives_in_mountlist(struct mountlist_itself *mountlist,
	666	struct list_of_disks *drivelist)
[1]	667	{
	668
[128]	669	/@ int ************************************************************ */
	670	int lino;
	671	int noof_drives;
	672	int j;
[1]	673
[128]	674	/@ buffers ******************************************************** */
[2204]	675	char *drive = NULL;
[2230]	676	char *truncdrive = NULL;
[1]	677
[128]	678	long long size;
[1]	679
[128]	680	assert(mountlist != NULL);
	681	assert(drivelist != NULL);
	682	log_it("Making list of drives");
	683	for (lino = 0, noof_drives = 0; lino < mountlist->entries; lino++) {
[1]	684
[2211]	685	mr_asprintf(&drive, "%s", mountlist->el[lino].device);
[128]	686	if (!strncmp(drive, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))) {
[2205]	687	log_msg(8, "Not putting %s in list of drives: it's a virtual drive", drive);
	688	paranoid_free(drive);
[128]	689	continue;
	690	}
[1]	691
[128]	692	size = mountlist->el[lino].size;
	693	if (size == 0) {
[2205]	694	log_msg(8, "Not putting %s in list of drives: it has zero size (maybe an LVM volume)", drive);
	695	paranoid_free(drive);
[128]	696	continue;
	697	}
	698
[2205]	699	log_msg(8, "Putting %s with size %lli in list of drives", drive, size);
[1]	700
[2237]	701	/* memory allocation */
[2230]	702	truncdrive = truncate_to_drive_name(drive);
[2237]	703	paranoid_free(drive);
	704
[2230]	705	log_msg(8, "drive truncated to %s", truncdrive);
[2206]	706
[128]	707	for (j = 0;
	708	j < noof_drives
[2230]	709	&& strcmp(drivelist->el[j].device, truncdrive) != 0; j++) {
[128]	710	continue;
[2205]	711	}
[128]	712	if (j == noof_drives) {
[2237]	713	strncpy(drivelist->el[noof_drives].device, truncdrive, 63);
[2235]	714	drivelist->el[noof_drives].device[63] = '\0';
[2236]	715	log_msg(8,"Adding drive %s to list", drivelist->el[noof_drives].device);
[2235]	716	noof_drives++;
[128]	717	}
[2230]	718	paranoid_free(truncdrive);
[2237]	719	if (noof_drives >= MAXIMUM_DISKS_PER_RAID_DEV) {
	720	log_msg(0, "Unable to handle mountlist with more than %d lines", MAXIMUM_DISKS_PER_RAID_DEV);
	721	log_to_screen("Unable to handle a so big mountlist");
	722	finish(1);
	723	}
[1]	724	}
[128]	725	drivelist->entries = noof_drives;
[2235]	726	log_msg(8, "Made list of %d drives",noof_drives);
[1]	727
[128]	728	return (noof_drives);
[1]	729	}
	730
	731
	732	/**
	733	* Make a list of RAID partitions not currently associated with any RAID device.
	734	* The user may add any of these partitions to the RAID device.
	735	* @param output_list Where to put the list of unallocated RAID partitions.
	736	* @param mountlist The mountlist to examine.
	737	* @param raidlist The raidlist to examine.
	738	*/
[128]	739	void make_list_of_unallocated_raid_partitions(struct mountlist_itself
	740	*output_list,
	741	struct mountlist_itself
	742	*mountlist,
	743	struct raidlist_itself
	744	*raidlist)
[1]	745	{
	746
[128]	747	/@ int ************************************************************ */
	748	int items = 0;
[1]	749	int i = 0;
	750	int used_by = 0;
	751
[128]	752	/@ buffers ******************************************************** */
[2204]	753	char *tmp = NULL;
[1]	754
[128]	755	assert(output_list != NULL);
	756	assert(mountlist != NULL);
	757	assert(raidlist != NULL);
	758	log_it("MLOURP -- starting");
	759	items = 0;
[1]	760
	761
[128]	762	for (i = 0; i < mountlist->entries; i++) {
	763	if (strstr(mountlist->el[i].mountpoint, "raid")) {
	764	used_by =
	765	which_raid_device_is_using_this_partition(raidlist,
	766	mountlist->el[i].
	767	device);
	768	if (used_by < 0) {
	769	memcpy((void *) &output_list->el[items++],
	770	(void *) &mountlist->el[i],
	771	sizeof(struct mountlist_line));
[2291]	772	mr_asprintf(&tmp, "%s is available; user may choose to add it to raid device", output_list->el[items - 1].device);
[128]	773	log_it(tmp);
[2204]	774	paranoid_free(tmp);
[128]	775	}
	776	}
[1]	777	}
[128]	778	output_list->entries = items;
	779	log_it("MLUORP -- ending");
[1]	780	}
	781
	782
	783	/**
	784	* Get the size of a mountlist entry by the @c device field.
	785	* @param mountlist The mountlist to search in.
	786	* @param device The device to search for
	787	* @return The size of the device (in KB), or -1 if it could not be found.
	788	*/
	789	long long
[128]	790	size_of_specific_device_in_mountlist(struct mountlist_itself *mountlist,
	791	char *device)
[1]	792	{
[128]	793	/@ int ************************************************************* */
	794	int i = 0;
[1]	795
	796
[128]	797	assert(mountlist != NULL);
	798	assert_string_is_neither_NULL_nor_zerolength(device);
[1]	799
[128]	800	for (i = 0;
	801	i < mountlist->entries && strcmp(mountlist->el[i].device, device);
	802	i++);
	803	if (i == mountlist->entries) {
	804	return (-1);
	805	} else {
	806	return (mountlist->el[i].size);
	807	}
[1]	808	}
	809
	810
	811	/**
	812	* Load a file on disk into @p mountlist.
	813	* The file on disk should consist of multiple lines, each containing 4 or 5
	814	* columns: the device, the mountpoint, the filesystem type, the size in kilobytes, and optionally the filesystem label.
	815	* Comments begin with a '#' without any leading whitespace. Any duplicate
	816	* entries are renamed.
	817	* @param mountlist The mountlist to load into.
	818	* @param fname The name of the file to load the mountlist from.
	819	* @return 0 for success, 1 for failure.
	820	*/
[128]	821	int load_mountlist(struct mountlist_itself mountlist, char fname)
[1]	822	{
[2204]	823	FILE *fin = NULL;
[128]	824	/* malloc ** */
[2204]	825	char *incoming = NULL;
	826	char *siz = NULL;
	827	char *tmp = NULL;
	828	char *p = NULL;
[1]	829
[2204]	830	int items = 0;
	831	int j = 0;
	832	int res = 0;
[1]	833
[128]	834	assert(mountlist != NULL);
	835	assert_string_is_neither_NULL_nor_zerolength(fname);
[2204]	836
[128]	837	if (!(fin = fopen(fname, "r"))) {
	838	log_it("Unable to open mountlist - '%s'", fname);
[541]	839	log_to_screen("Cannot open mountlist");
[128]	840	return (1);
	841	}
[2204]	842	malloc_string(incoming);
	843	malloc_string(siz);
[128]	844	(void) fgets(incoming, MAX_STR_LEN - 1, fin);
	845	log_it("Loading mountlist...");
	846	while (!feof(fin)) {
[1]	847	#if linux
[2204]	848	res = sscanf(incoming,
[1909]	849	"%s %s %s %s %s",
[128]	850	mountlist->el[items].device,
	851	mountlist->el[items].mountpoint,
	852	mountlist->el[items].format,
[1899]	853	siz, mountlist->el[items].label);
[2204]	854	if (res < 5) {
	855	/* no label found */
[2206]	856	log_msg(4, "no label found for %s",mountlist->el[items].device);
	857	strcpy(mountlist->el[items].label,"");
[2204]	858	}
[1]	859	#elif __FreeBSD__
[2204]	860	res = sscanf(incoming,
[128]	861	"%s %s %s %s",
	862	mountlist->el[items].device,
	863	mountlist->el[items].mountpoint,
	864	mountlist->el[items].format, siz);
[2206]	865	strcpy(mountlist->el[items].label,"");
[1]	866	#endif
	867
[128]	868	if (!strcmp(mountlist->el[items].device, "/proc") \|\|
	869	!strcmp(mountlist->el[items].device, "proc") \|\|
	870	!strcmp(mountlist->el[items].device, "/sys") \|\|
	871	!strcmp(mountlist->el[items].device, "sys") \|\|
	872	!strcmp(mountlist->el[items].device, "/devpts") \|\|
	873	!strcmp(mountlist->el[items].device, "devpts")
	874	) {
	875	log_msg(1,
	876	"Ignoring %s in mountlist - not loading that line :) ",
	877	mountlist->el[items].device);
	878	(void) fgets(incoming, MAX_STR_LEN - 1, fin);
	879	continue;
	880	}
	881	mountlist->el[items].size = atoll(siz);
	882	if (mountlist->el[items].device[0] != '\0'
	883	&& mountlist->el[items].device[0] != '#') {
	884	for (j = 0;
	885	j < items
	886	&& strcmp(mountlist->el[j].device,
	887	mountlist->el[items].device); j++);
	888	if (j < items) {
	889	strcat(mountlist->el[items].device, "_dup");
[2291]	890	mr_asprintf(&tmp, "Duplicate entry in mountlist - renaming to %s", mountlist->el[items].device);
[128]	891	log_it(tmp);
[2204]	892	paranoid_free(tmp);
[128]	893	}
[2211]	894	mr_asprintf(&tmp, "%s", mountlist->el[items].device);
[128]	895	if (strstr(tmp, "/dev/md/")) {
	896	log_it("format_device() --- Contracting %s", tmp);
	897	p = strrchr(tmp, '/');
	898	if (p) {
	899	p = (p + 1);
	900	(p + 1) = (p + 2);
	901	(p + 2) = (p + 3);
	902	}
	903	log_it("It was %s; it is now %s",
	904	mountlist->el[items].device, tmp);
	905	strcpy(mountlist->el[items].device, tmp);
	906	}
[2204]	907	paranoid_free(tmp);
[1]	908
[2204]	909	log_it("%s %s %s %lld %s",
	910	mountlist->el[items].device,
	911	mountlist->el[items].mountpoint,
	912	mountlist->el[items].format,
	913	mountlist->el[items].size,
	914	mountlist->el[items].label);
[128]	915	items++;
[2206]	916	if (items >= MAX_MOUNTLIST_ENTRIES) {
	917	log_to_screen("Too many lines in mountlist.. ABORTING");
	918	finish(1);
	919	}
[128]	920	}
	921	(void) fgets(incoming, MAX_STR_LEN - 1, fin);
[1]	922	}
[128]	923	paranoid_fclose(fin);
	924	mountlist->entries = items;
[1]	925
[128]	926	log_it("Mountlist loaded successfully.");
[2204]	927	log_it("%d entries in mountlist", items);
	928
[128]	929	paranoid_free(incoming);
	930	paranoid_free(siz);
	931	return (0);
[1]	932	}
	933
	934
	935
	936	/**
	937	* Save @p mountlist to a file on disk.
	938	* @param mountlist The mountlist to save.
	939	* @param fname The file to save it to.
	940	* @return 0 for success, 1 for failure.
	941	* @see load_mountlist
	942	*/
[128]	943	int save_mountlist_to_disk(struct mountlist_itself mountlist, char fname)
[1]	944	{
[128]	945	FILE *fout;
	946	int i;
[1]	947
[128]	948	assert(mountlist != NULL);
	949	assert_string_is_neither_NULL_nor_zerolength(fname);
[1]	950
[128]	951	log_it("save_mountlist_to_disk() --- saving to %s", fname);
	952	if (!(fout = fopen(fname, "w"))) {
	953	log_OS_error("WMTD - Cannot openout mountlist");
	954	return (1);
	955	}
	956	for (i = 0; i < mountlist->entries; i++) {
	957	fprintf(fout,
[1909]	958	"%-15s %-15s %-15s %-15lld %-15s\n",
[128]	959	mountlist->el[i].device, mountlist->el[i].mountpoint,
	960	mountlist->el[i].format, mountlist->el[i].size,
[1899]	961	mountlist->el[i].label);
[128]	962	}
	963	paranoid_fclose(fout);
	964	return (0);
[1]	965	}
	966
	967
	968	/**
	969	* Sort the mountlist alphabetically by device.
	970	* The sorting is done in-place.
	971	* @param mountlist The mountlist to sort.
	972	*/
[128]	973	void sort_mountlist_by_device(struct mountlist_itself *mountlist)
[1]	974	{
[128]	975	int diff;
	976	int lino = -999;
[1]	977
[128]	978	assert(mountlist != NULL);
[1]	979
[128]	980	while (lino < mountlist->entries) {
	981	for (lino = 1; lino < mountlist->entries; lino++) {
	982	diff =
	983	strcmp_inc_numbers(mountlist->el[lino - 1].device,
	984	mountlist->el[lino].device);
	985	if (diff > 0) {
	986	swap_mountlist_entries(mountlist, lino - 1, lino);
	987	break;
	988	}
	989	}
[1]	990	}
	991	}
	992
[2204]	993
[1]	994	/**
	995	* Sort the mountlist alphabetically by mountpoint.
	996	* The sorting is done in-place.
	997	* @param mountlist The mountlist to sort.
	998	* @param reverse If TRUE, then do a reverse sort.
	999	*/
[128]	1000	void
	1001	sort_mountlist_by_mountpoint(struct mountlist_itself *mountlist,
	1002	bool reverse)
[1]	1003	{
[128]	1004	int diff;
	1005	int lino = -999;
[1]	1006
[128]	1007	assert(mountlist != NULL);
[1]	1008
[128]	1009	while (lino < mountlist->entries) {
	1010	for (lino = 1; lino < mountlist->entries; lino++) {
	1011	diff =
	1012	strcmp(mountlist->el[lino - 1].mountpoint,
	1013	mountlist->el[lino].mountpoint);
	1014	if ((diff > 0 && !reverse) \|\| ((diff < 0 && reverse))) {
	1015	swap_mountlist_entries(mountlist, lino - 1, lino);
	1016	break;
	1017	}
	1018	}
[1]	1019	}
	1020	}
	1021
	1022
	1023	/**
	1024	* Swap two entries in the mountlist in-place.
	1025	* @param mountlist The mountlist to swap the entries in.
	1026	* @param a The index number of the first entry.
	1027	* @param b The index number of the second entry.
	1028	*/
[128]	1029	void
[1]	1030	swap_mountlist_entries(struct mountlist_itself *mountlist, int a, int b)
	1031	{
[128]	1032	/@ mallocs ** */
[2204]	1033	char *device = NULL;
	1034	char *mountpoint = NULL;
	1035	char *format = NULL;
[1]	1036
[128]	1037	long long size;
[1]	1038
[128]	1039	assert(mountlist != NULL);
	1040	assert(a >= 0);
	1041	assert(b >= 0);
[1]	1042
[2211]	1043	mr_asprintf(&device, "%s", mountlist->el[a].device);
	1044	mr_asprintf(&mountpoint, "%s", mountlist->el[a].mountpoint);
	1045	mr_asprintf(&format, "%s", mountlist->el[a].format);
[1]	1046
[128]	1047	size = mountlist->el[a].size;
[1]	1048
[128]	1049	strcpy(mountlist->el[a].device, mountlist->el[b].device);
	1050	strcpy(mountlist->el[a].mountpoint, mountlist->el[b].mountpoint);
	1051	strcpy(mountlist->el[a].format, mountlist->el[b].format);
[1]	1052
[128]	1053	mountlist->el[a].size = mountlist->el[b].size;
[1]	1054
[128]	1055	strcpy(mountlist->el[b].device, device);
	1056	strcpy(mountlist->el[b].mountpoint, mountpoint);
	1057	strcpy(mountlist->el[b].format, format);
[1]	1058
[128]	1059	mountlist->el[b].size = size;
[2204]	1060	paranoid_free(device);
	1061	paranoid_free(mountpoint);
	1062	paranoid_free(format);
[1]	1063	}
	1064
	1065	/* @} - end of mountlistGroup */

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