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Commit | Line | Data |
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3839e657 TT |
1 | /* |
2 | * badblocks.c - Bad blocks checker | |
3 | * | |
4 | * Copyright (C) 1992, 1993, 1994 Remy Card <card@masi.ibp.fr> | |
5 | * Laboratoire MASI, Institut Blaise Pascal | |
6 | * Universite Pierre et Marie Curie (Paris VI) | |
7 | * | |
dd018f5a | 8 | * Copyright 1995, 1996, 1997, 1998, 1999 by Theodore Ts'o |
879ac920 | 9 | * Copyright 1999 by David Beattie |
19c78dc0 | 10 | * |
3839e657 TT |
11 | * This file is based on the minix file system programs fsck and mkfs |
12 | * written and copyrighted by Linus Torvalds <Linus.Torvalds@cs.helsinki.fi> | |
19c78dc0 TT |
13 | * |
14 | * %Begin-Header% | |
15 | * This file may be redistributed under the terms of the GNU Public | |
16 | * License. | |
17 | * %End-Header% | |
3839e657 TT |
18 | */ |
19 | ||
20 | /* | |
21 | * History: | |
22 | * 93/05/26 - Creation from e2fsck | |
23 | * 94/02/27 - Made a separate bad blocks checker | |
879ac920 | 24 | * 99/06/30...99/07/26 - Added non-destructive write-testing, |
dd018f5a TT |
25 | * configurable blocks-at-once parameter, |
26 | * loading of badblocks list to avoid testing | |
27 | * blocks known to be bad, multiple passes to | |
28 | * make sure that no new blocks are added to the | |
29 | * list. (Work done by David Beattie) | |
3839e657 TT |
30 | */ |
31 | ||
1c29b097 TT |
32 | #define _GNU_SOURCE /* for O_DIRECT */ |
33 | ||
3839e657 TT |
34 | #include <errno.h> |
35 | #include <fcntl.h> | |
a418d3ad | 36 | #ifdef HAVE_GETOPT_H |
3839e657 | 37 | #include <getopt.h> |
373b8337 TT |
38 | #else |
39 | extern char *optarg; | |
40 | extern int optind; | |
a418d3ad | 41 | #endif |
3839e657 TT |
42 | #include <signal.h> |
43 | #include <stdio.h> | |
44 | #include <stdlib.h> | |
45 | #include <string.h> | |
46 | #include <unistd.h> | |
879ac920 | 47 | #include <setjmp.h> |
6d40f568 | 48 | #include <time.h> |
5267a520 | 49 | #include <limits.h> |
3839e657 | 50 | |
edf261f6 | 51 | #include <sys/time.h> |
3839e657 | 52 | #include <sys/ioctl.h> |
f3db3566 | 53 | #include <sys/types.h> |
79e62409 | 54 | #include <sys/time.h> |
3839e657 | 55 | |
3839e657 | 56 | #include "et/com_err.h" |
d40259fd | 57 | #include "ext2fs/ext2_io.h" |
54c637d4 | 58 | #include "ext2fs/ext2_fs.h" |
879ac920 | 59 | #include "ext2fs/ext2fs.h" |
d9c56d3c | 60 | #include "nls-enable.h" |
3839e657 TT |
61 | |
62 | const char * program_name = "badblocks"; | |
f63978af | 63 | const char * done_string = N_("done \n"); |
3839e657 | 64 | |
4d003982 TT |
65 | static int v_flag = 0; /* verbose */ |
66 | static int w_flag = 0; /* do r/w test: 0=no, 1=yes, | |
67 | * 2=non-destructive */ | |
68 | static int s_flag = 0; /* show progress of test */ | |
981dc56a | 69 | static int force = 0; /* force check of mounted device */ |
849b6bc8 TT |
70 | static int t_flag = 0; /* number of test patterns */ |
71 | static int t_max = 0; /* allocated test patterns */ | |
e9860ae9 | 72 | static unsigned int *t_patts = NULL; /* test patterns */ |
1c29b097 | 73 | static int current_O_DIRECT = 0; /* Current status of O_DIRECT flag */ |
f63978af | 74 | static int exclusive_ok = 0; |
931b0289 | 75 | static unsigned int max_bb = 0; /* Abort test if more than this number of bad blocks has been encountered */ |
264f64a5 | 76 | static unsigned int d_flag = 0; /* delay factor between reads */ |
1c29b097 | 77 | |
849b6bc8 | 78 | #define T_INC 32 |
4d003982 | 79 | |
acd77415 | 80 | unsigned int sys_page_size = 4096; |
1c29b097 | 81 | |
8820c79f | 82 | static void usage(void) |
3839e657 | 83 | { |
264f64a5 | 84 | fprintf(stderr, _("Usage: %s [-b block_size] [-i input_file] [-o output_file] [-svwnf]\n [-c blocks_at_once] [-p num_passes] [-e max_bad_blocks] [-d delay_factor_between_reads] [-t test_pattern [-t test_pattern [...]]]\n device [last_block [start_block]]\n"), |
3839e657 TT |
85 | program_name); |
86 | exit (1); | |
87 | } | |
88 | ||
d8b5f777 TT |
89 | static void exclusive_usage(void) |
90 | { | |
91 | fprintf(stderr, | |
017a76ee TT |
92 | _("%s: The -n and -w options are mutually exclusive.\n\n"), |
93 | program_name); | |
94 | exit(1); | |
d8b5f777 TT |
95 | } |
96 | ||
acd77415 TT |
97 | static blk_t currently_testing = 0; |
98 | static blk_t num_blocks = 0; | |
879ac920 TT |
99 | static ext2_badblocks_list bb_list = NULL; |
100 | static FILE *out; | |
101 | static blk_t next_bad = 0; | |
102 | static ext2_badblocks_iterate bb_iter = NULL; | |
19c78dc0 | 103 | |
1c29b097 TT |
104 | static void *allocate_buffer(size_t size) |
105 | { | |
106 | void *ret = 0; | |
107 | ||
108 | #ifdef HAVE_POSIX_MEMALIGN | |
109 | if (posix_memalign(&ret, sys_page_size, size) < 0) | |
110 | ret = 0; | |
111 | #else | |
112 | #ifdef HAVE_MEMALIGN | |
113 | ret = memalign(sys_page_size, size); | |
114 | #else | |
115 | #ifdef HAVE_VALLOC | |
116 | ret = valloc(size); | |
117 | #endif /* HAVE_VALLOC */ | |
118 | #endif /* HAVE_MEMALIGN */ | |
119 | #endif /* HAVE_POSIX_MEMALIGN */ | |
120 | ||
121 | if (!ret) | |
122 | ret = malloc(size); | |
123 | ||
124 | return ret; | |
125 | } | |
126 | ||
dd018f5a TT |
127 | /* |
128 | * This routine reports a new bad block. If the bad block has already | |
129 | * been seen before, then it returns 0; otherwise it returns 1. | |
130 | */ | |
acd77415 | 131 | static int bb_output (blk_t bad) |
879ac920 TT |
132 | { |
133 | errcode_t errcode; | |
134 | ||
dd018f5a TT |
135 | if (ext2fs_badblocks_list_test(bb_list, bad)) |
136 | return 0; | |
137 | ||
acd77415 | 138 | fprintf(out, "%lu\n", (unsigned long) bad); |
cc4f98ed | 139 | fflush(out); |
879ac920 TT |
140 | |
141 | errcode = ext2fs_badblocks_list_add (bb_list, bad); | |
142 | if (errcode) { | |
143 | com_err (program_name, errcode, "adding to in-memory bad block list"); | |
144 | exit (1); | |
145 | } | |
146 | ||
147 | /* kludge: | |
148 | increment the iteration through the bb_list if | |
149 | an element was just added before the current iteration | |
150 | position. This should not cause next_bad to change. */ | |
151 | if (bb_iter && bad < next_bad) | |
152 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
dd018f5a | 153 | return 1; |
879ac920 TT |
154 | } |
155 | ||
8820c79f | 156 | static void print_status(void) |
19c78dc0 | 157 | { |
acd77415 TT |
158 | fprintf(stderr, "%15lu/%15lu", (unsigned long) currently_testing, |
159 | (unsigned long) num_blocks); | |
c76564a8 | 160 | fputs("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b", stderr); |
19c78dc0 TT |
161 | fflush (stderr); |
162 | } | |
163 | ||
54434927 | 164 | static void alarm_intr(int alnum EXT2FS_ATTR((unused))) |
19c78dc0 TT |
165 | { |
166 | signal (SIGALRM, alarm_intr); | |
167 | alarm(1); | |
168 | if (!num_blocks) | |
169 | return; | |
c76564a8 | 170 | print_status(); |
19c78dc0 TT |
171 | } |
172 | ||
879ac920 TT |
173 | static void *terminate_addr = NULL; |
174 | ||
54434927 | 175 | static void terminate_intr(int signo EXT2FS_ATTR((unused))) |
879ac920 TT |
176 | { |
177 | if (terminate_addr) | |
178 | longjmp(terminate_addr,1); | |
179 | exit(1); | |
180 | } | |
181 | ||
981dc56a | 182 | static void capture_terminate(jmp_buf term_addr) |
879ac920 TT |
183 | { |
184 | terminate_addr = term_addr; | |
185 | signal (SIGHUP, terminate_intr); | |
186 | signal (SIGINT, terminate_intr); | |
187 | signal (SIGPIPE, terminate_intr); | |
188 | signal (SIGTERM, terminate_intr); | |
189 | signal (SIGUSR1, terminate_intr); | |
190 | signal (SIGUSR2, terminate_intr); | |
191 | } | |
192 | ||
8820c79f | 193 | static void uncapture_terminate(void) |
4d003982 TT |
194 | { |
195 | terminate_addr = NULL; | |
196 | signal (SIGHUP, SIG_DFL); | |
197 | signal (SIGINT, SIG_DFL); | |
198 | signal (SIGPIPE, SIG_DFL); | |
199 | signal (SIGTERM, SIG_DFL); | |
200 | signal (SIGUSR1, SIG_DFL); | |
201 | signal (SIGUSR2, SIG_DFL); | |
202 | } | |
203 | ||
1f9a60c2 | 204 | static void set_o_direct(int dev, unsigned char *buffer, size_t size, |
acd77415 | 205 | blk_t current_block) |
1c29b097 TT |
206 | { |
207 | #ifdef O_DIRECT | |
208 | int new_flag = O_DIRECT; | |
209 | int flag; | |
210 | ||
211 | if ((((unsigned long) buffer & (sys_page_size - 1)) != 0) || | |
1f9a60c2 TT |
212 | ((size & (sys_page_size - 1)) != 0) || |
213 | ((current_block & ((sys_page_size >> 9)-1)) != 0)) | |
1c29b097 TT |
214 | new_flag = 0; |
215 | ||
216 | if (new_flag != current_O_DIRECT) { | |
dc058719 | 217 | /* printf("%s O_DIRECT\n", new_flag ? "Setting" : "Clearing"); */ |
1c29b097 TT |
218 | flag = fcntl(dev, F_GETFL); |
219 | if (flag > 0) { | |
220 | flag = (flag & ~O_DIRECT) | new_flag; | |
221 | fcntl(dev, F_SETFL, flag); | |
222 | } | |
223 | current_O_DIRECT = new_flag; | |
224 | } | |
225 | #endif | |
226 | } | |
227 | ||
228 | ||
e9860ae9 | 229 | static void pattern_fill(unsigned char *buffer, unsigned int pattern, |
84c05457 | 230 | size_t n) |
849b6bc8 | 231 | { |
54434927 | 232 | unsigned int i, nb; |
84c05457 | 233 | unsigned char bpattern[sizeof(pattern)], *ptr; |
849b6bc8 | 234 | |
e9860ae9 | 235 | if (pattern == (unsigned int) ~0) { |
849b6bc8 TT |
236 | for (ptr = buffer; ptr < buffer + n; ptr++) { |
237 | (*ptr) = random() % (1 << (8 * sizeof(char))); | |
238 | } | |
239 | if (s_flag | v_flag) | |
54434927 | 240 | fputs(_("Testing with random pattern: "), stderr); |
849b6bc8 TT |
241 | } else { |
242 | bpattern[0] = 0; | |
243 | for (i = 0; i < sizeof(bpattern); i++) { | |
244 | if (pattern == 0) | |
245 | break; | |
246 | bpattern[i] = pattern & 0xFF; | |
247 | pattern = pattern >> 8; | |
248 | } | |
249 | nb = i ? (i-1) : 0; | |
250 | for (ptr = buffer, i = nb; ptr < buffer + n; ptr++) { | |
54434927 TT |
251 | *ptr = bpattern[i]; |
252 | if (i == 0) | |
849b6bc8 | 253 | i = nb; |
54434927 TT |
254 | else |
255 | i--; | |
849b6bc8 | 256 | } |
84c05457 | 257 | if (s_flag | v_flag) { |
54434927 | 258 | fputs(_("Testing with pattern 0x"), stderr); |
84c05457 TT |
259 | for (i = 0; i <= nb; i++) |
260 | fprintf(stderr, "%02x", buffer[i]); | |
54434927 | 261 | fputs(": ", stderr); |
84c05457 | 262 | } |
849b6bc8 TT |
263 | } |
264 | } | |
265 | ||
3839e657 | 266 | /* |
879ac920 TT |
267 | * Perform a read of a sequence of blocks; return the number of blocks |
268 | * successfully sequentially read. | |
3839e657 | 269 | */ |
acd77415 TT |
270 | static int do_read (int dev, unsigned char * buffer, int try, int block_size, |
271 | blk_t current_block) | |
3839e657 TT |
272 | { |
273 | long got; | |
264f64a5 IP |
274 | struct timeval tv1, tv2; |
275 | #define NANOSEC (1000000000L) | |
276 | #define MILISEC (1000L) | |
3839e657 | 277 | |
1f9a60c2 | 278 | set_o_direct(dev, buffer, try * block_size, current_block); |
1c29b097 | 279 | |
19c78dc0 TT |
280 | if (v_flag > 1) |
281 | print_status(); | |
282 | ||
3839e657 | 283 | /* Seek to the correct loc. */ |
19c78dc0 | 284 | if (ext2fs_llseek (dev, (ext2_loff_t) current_block * block_size, |
f3db3566 | 285 | SEEK_SET) != (ext2_loff_t) current_block * block_size) |
d9c56d3c | 286 | com_err (program_name, errno, _("during seek")); |
3839e657 TT |
287 | |
288 | /* Try the read */ | |
264f64a5 | 289 | if (d_flag) |
edf261f6 | 290 | gettimeofday(&tv1, NULL); |
3839e657 | 291 | got = read (dev, buffer, try * block_size); |
264f64a5 | 292 | if (d_flag) |
edf261f6 | 293 | gettimeofday(&tv2, NULL); |
3839e657 TT |
294 | if (got < 0) |
295 | got = 0; | |
9f10a7b3 | 296 | if (got & 511) |
d9c56d3c | 297 | fprintf(stderr, _("Weird value (%ld) in do_read\n"), got); |
879ac920 | 298 | got /= block_size; |
264f64a5 IP |
299 | if (d_flag && got == try) { |
300 | struct timespec ts; | |
301 | ts.tv_sec = tv2.tv_sec - tv1.tv_sec; | |
302 | ts.tv_nsec = (tv2.tv_usec - tv1.tv_usec) * MILISEC; | |
303 | if (ts.tv_nsec < 0) { | |
304 | ts.tv_nsec += NANOSEC; | |
305 | ts.tv_sec -= 1; | |
306 | } | |
307 | /* increase/decrease the sleep time based on d_flag value */ | |
308 | ts.tv_sec = ts.tv_sec * d_flag / 100; | |
309 | ts.tv_nsec = ts.tv_nsec * d_flag / 100; | |
310 | if (ts.tv_nsec > NANOSEC) { | |
311 | ts.tv_sec += ts.tv_nsec / NANOSEC; | |
312 | ts.tv_nsec %= NANOSEC; | |
313 | } | |
314 | if (ts.tv_sec || ts.tv_nsec) | |
315 | nanosleep(&ts, NULL); | |
316 | } | |
879ac920 TT |
317 | return got; |
318 | } | |
319 | ||
320 | /* | |
321 | * Perform a write of a sequence of blocks; return the number of blocks | |
322 | * successfully sequentially written. | |
323 | */ | |
acd77415 TT |
324 | static int do_write(int dev, unsigned char * buffer, int try, int block_size, |
325 | unsigned long current_block) | |
879ac920 TT |
326 | { |
327 | long got; | |
328 | ||
1f9a60c2 | 329 | set_o_direct(dev, buffer, try * block_size, current_block); |
1c29b097 | 330 | |
879ac920 TT |
331 | if (v_flag > 1) |
332 | print_status(); | |
333 | ||
334 | /* Seek to the correct loc. */ | |
335 | if (ext2fs_llseek (dev, (ext2_loff_t) current_block * block_size, | |
336 | SEEK_SET) != (ext2_loff_t) current_block * block_size) | |
d9c56d3c | 337 | com_err (program_name, errno, _("during seek")); |
879ac920 TT |
338 | |
339 | /* Try the write */ | |
340 | got = write (dev, buffer, try * block_size); | |
341 | if (got < 0) | |
342 | got = 0; | |
343 | if (got & 511) | |
54434927 | 344 | fprintf(stderr, "Weird value (%ld) in do_write\n", got); |
3839e657 TT |
345 | got /= block_size; |
346 | return got; | |
347 | } | |
348 | ||
879ac920 TT |
349 | static int host_dev; |
350 | ||
4d404547 | 351 | static void flush_bufs(void) |
a418d3ad | 352 | { |
4d404547 | 353 | errcode_t retval; |
a418d3ad | 354 | |
4d404547 TT |
355 | retval = ext2fs_sync_device(host_dev, 1); |
356 | if (retval) | |
357 | com_err(program_name, retval, _("during ext2fs_sync_device")); | |
a418d3ad TT |
358 | } |
359 | ||
acd77415 TT |
360 | static unsigned int test_ro (int dev, blk_t last_block, |
361 | int block_size, blk_t from_count, | |
362 | unsigned int blocks_at_once) | |
3839e657 | 363 | { |
48e6e813 | 364 | unsigned char * blkbuf; |
3839e657 | 365 | int try; |
acd77415 | 366 | int got; |
879ac920 TT |
367 | unsigned int bb_count = 0; |
368 | errcode_t errcode; | |
3839e657 | 369 | |
879ac920 TT |
370 | errcode = ext2fs_badblocks_list_iterate_begin(bb_list,&bb_iter); |
371 | if (errcode) { | |
d9c56d3c TT |
372 | com_err (program_name, errcode, |
373 | _("while beginning bad block list iteration")); | |
879ac920 TT |
374 | exit (1); |
375 | } | |
376 | do { | |
377 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
378 | } while (next_bad && next_bad < from_count); | |
379 | ||
849b6bc8 | 380 | if (t_flag) { |
1c29b097 | 381 | blkbuf = allocate_buffer((blocks_at_once + 1) * block_size); |
849b6bc8 | 382 | } else { |
1c29b097 | 383 | blkbuf = allocate_buffer(blocks_at_once * block_size); |
849b6bc8 | 384 | } |
3839e657 TT |
385 | if (!blkbuf) |
386 | { | |
d9c56d3c | 387 | com_err (program_name, ENOMEM, _("while allocating buffers")); |
3839e657 TT |
388 | exit (1); |
389 | } | |
f3db3566 | 390 | if (v_flag) { |
acd77415 TT |
391 | fprintf (stderr, _("Checking blocks %lu to %lu\n"), |
392 | (unsigned long) from_count, | |
393 | (unsigned long) last_block - 1); | |
f3db3566 | 394 | } |
849b6bc8 | 395 | if (t_flag) { |
54434927 | 396 | fputs(_("Checking for bad blocks in read-only mode\n"), stderr); |
849b6bc8 TT |
397 | pattern_fill(blkbuf + blocks_at_once * block_size, |
398 | t_patts[0], block_size); | |
399 | } | |
400 | flush_bufs(); | |
879ac920 | 401 | try = blocks_at_once; |
f3db3566 | 402 | currently_testing = from_count; |
8938ce64 | 403 | num_blocks = last_block - 1; |
849b6bc8 | 404 | if (!t_flag && (s_flag || v_flag)) { |
54434927 | 405 | fputs(_("Checking for bad blocks (read-only test): "), stderr); |
19c78dc0 TT |
406 | if (v_flag <= 1) |
407 | alarm_intr(SIGALRM); | |
3839e657 | 408 | } |
cd130a08 | 409 | while (currently_testing < last_block) |
3839e657 | 410 | { |
931b0289 IP |
411 | if (max_bb && bb_count >= max_bb) { |
412 | if (s_flag || v_flag) { | |
413 | fputs(_("Too many bad blocks, aborting test\n"), stderr); | |
414 | } | |
415 | break; | |
416 | } | |
879ac920 TT |
417 | if (next_bad) { |
418 | if (currently_testing == next_bad) { | |
419 | /* fprintf (out, "%lu\n", nextbad); */ | |
420 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
421 | currently_testing++; | |
422 | continue; | |
423 | } | |
424 | else if (currently_testing + try > next_bad) | |
425 | try = next_bad - currently_testing; | |
426 | } | |
cd130a08 TT |
427 | if (currently_testing + try > last_block) |
428 | try = last_block - currently_testing; | |
879ac920 | 429 | got = do_read (dev, blkbuf, try, block_size, currently_testing); |
849b6bc8 TT |
430 | if (t_flag) { |
431 | /* test the comparison between all the | |
432 | blocks successfully read */ | |
433 | int i; | |
434 | for (i = 0; i < got; ++i) | |
435 | if (memcmp (blkbuf+i*block_size, | |
436 | blkbuf+blocks_at_once*block_size, | |
437 | block_size)) | |
438 | bb_count += bb_output(currently_testing + i); | |
439 | } | |
3839e657 TT |
440 | currently_testing += got; |
441 | if (got == try) { | |
879ac920 | 442 | try = blocks_at_once; |
1f9a60c2 | 443 | /* recover page-aligned offset for O_DIRECT */ |
acd77415 | 444 | if ( (blocks_at_once >= sys_page_size >> 9) |
1f9a60c2 TT |
445 | && (currently_testing % (sys_page_size >> 9)!= 0)) |
446 | try -= (sys_page_size >> 9) | |
447 | - (currently_testing | |
448 | % (sys_page_size >> 9)); | |
3839e657 TT |
449 | continue; |
450 | } | |
451 | else | |
452 | try = 1; | |
879ac920 | 453 | if (got == 0) { |
dd018f5a | 454 | bb_count += bb_output(currently_testing++); |
879ac920 | 455 | } |
3839e657 TT |
456 | } |
457 | num_blocks = 0; | |
458 | alarm(0); | |
849b6bc8 | 459 | if (s_flag || v_flag) |
3ef681c5 | 460 | fputs(_(done_string), stderr); |
879ac920 | 461 | |
f3db3566 | 462 | fflush (stderr); |
3839e657 | 463 | free (blkbuf); |
879ac920 TT |
464 | |
465 | ext2fs_badblocks_list_iterate_end(bb_iter); | |
466 | ||
467 | return bb_count; | |
3839e657 TT |
468 | } |
469 | ||
acd77415 TT |
470 | static unsigned int test_rw (int dev, blk_t last_block, |
471 | int block_size, blk_t from_count, | |
472 | unsigned int blocks_at_once) | |
3839e657 | 473 | { |
1c29b097 | 474 | unsigned char *buffer, *read_buffer; |
e9860ae9 TT |
475 | const unsigned int patterns[] = {0xaa, 0x55, 0xff, 0x00}; |
476 | const unsigned int *pattern; | |
1c29b097 | 477 | int i, try, got, nr_pattern, pat_idx; |
879ac920 | 478 | unsigned int bb_count = 0; |
3839e657 | 479 | |
1c29b097 TT |
480 | buffer = allocate_buffer(2 * blocks_at_once * block_size); |
481 | read_buffer = buffer + blocks_at_once * block_size; | |
482 | ||
483 | if (!buffer) { | |
d9c56d3c | 484 | com_err (program_name, ENOMEM, _("while allocating buffers")); |
3839e657 TT |
485 | exit (1); |
486 | } | |
487 | ||
4d404547 | 488 | flush_bufs(); |
a418d3ad | 489 | |
19c78dc0 | 490 | if (v_flag) { |
54434927 TT |
491 | fputs(_("Checking for bad blocks in read-write mode\n"), |
492 | stderr); | |
d9c56d3c | 493 | fprintf(stderr, _("From block %lu to %lu\n"), |
acd77415 TT |
494 | (unsigned long) from_count, |
495 | (unsigned long) last_block); | |
19c78dc0 | 496 | } |
849b6bc8 TT |
497 | if (t_flag) { |
498 | pattern = t_patts; | |
499 | nr_pattern = t_flag; | |
500 | } else { | |
501 | pattern = patterns; | |
502 | nr_pattern = sizeof(patterns) / sizeof(patterns[0]); | |
503 | } | |
504 | for (pat_idx = 0; pat_idx < nr_pattern; pat_idx++) { | |
1c29b097 TT |
505 | pattern_fill(buffer, pattern[pat_idx], |
506 | blocks_at_once * block_size); | |
8938ce64 | 507 | num_blocks = last_block - 1; |
f3db3566 | 508 | currently_testing = from_count; |
19c78dc0 | 509 | if (s_flag && v_flag <= 1) |
f3db3566 | 510 | alarm_intr(SIGALRM); |
1c29b097 TT |
511 | |
512 | try = blocks_at_once; | |
513 | while (currently_testing < last_block) { | |
931b0289 IP |
514 | if (max_bb && bb_count >= max_bb) { |
515 | if (s_flag || v_flag) { | |
516 | fputs(_("Too many bad blocks, aborting test\n"), stderr); | |
517 | } | |
518 | break; | |
519 | } | |
1c29b097 TT |
520 | if (currently_testing + try > last_block) |
521 | try = last_block - currently_testing; | |
522 | got = do_write(dev, buffer, try, block_size, | |
523 | currently_testing); | |
19c78dc0 TT |
524 | if (v_flag > 1) |
525 | print_status(); | |
1c29b097 TT |
526 | |
527 | currently_testing += got; | |
528 | if (got == try) { | |
529 | try = blocks_at_once; | |
1f9a60c2 | 530 | /* recover page-aligned offset for O_DIRECT */ |
acd77415 | 531 | if ( (blocks_at_once >= sys_page_size >> 9) |
1f9a60c2 TT |
532 | && (currently_testing % |
533 | (sys_page_size >> 9)!= 0)) | |
534 | try -= (sys_page_size >> 9) | |
535 | - (currently_testing | |
536 | % (sys_page_size >> 9)); | |
1c29b097 TT |
537 | continue; |
538 | } else | |
539 | try = 1; | |
540 | if (got == 0) { | |
541 | bb_count += bb_output(currently_testing++); | |
542 | } | |
3839e657 | 543 | } |
1c29b097 | 544 | |
f3db3566 TT |
545 | num_blocks = 0; |
546 | alarm (0); | |
547 | if (s_flag | v_flag) | |
3ef681c5 | 548 | fputs(_(done_string), stderr); |
4d404547 | 549 | flush_bufs(); |
f3db3566 | 550 | if (s_flag | v_flag) |
54434927 | 551 | fputs(_("Reading and comparing: "), stderr); |
cd130a08 | 552 | num_blocks = last_block; |
f3db3566 | 553 | currently_testing = from_count; |
19c78dc0 | 554 | if (s_flag && v_flag <= 1) |
f3db3566 | 555 | alarm_intr(SIGALRM); |
1c29b097 TT |
556 | |
557 | try = blocks_at_once; | |
558 | while (currently_testing < last_block) { | |
931b0289 IP |
559 | if (max_bb && bb_count >= max_bb) { |
560 | if (s_flag || v_flag) { | |
561 | fputs(_("Too many bad blocks, aborting test\n"), stderr); | |
562 | } | |
563 | break; | |
564 | } | |
1c29b097 TT |
565 | if (currently_testing + try > last_block) |
566 | try = last_block - currently_testing; | |
567 | got = do_read (dev, read_buffer, try, block_size, | |
568 | currently_testing); | |
569 | if (got == 0) { | |
570 | bb_count += bb_output(currently_testing++); | |
571 | continue; | |
572 | } | |
573 | for (i=0; i < got; i++) { | |
574 | if (memcmp(read_buffer + i * block_size, | |
575 | buffer + i * block_size, | |
576 | block_size)) | |
577 | bb_count += bb_output(currently_testing+i); | |
578 | } | |
579 | currently_testing += got; | |
1f9a60c2 | 580 | /* recover page-aligned offset for O_DIRECT */ |
acd77415 | 581 | if ( (blocks_at_once >= sys_page_size >> 9) |
1f9a60c2 TT |
582 | && (currently_testing % (sys_page_size >> 9)!= 0)) |
583 | try = blocks_at_once - (sys_page_size >> 9) | |
584 | - (currently_testing | |
585 | % (sys_page_size >> 9)); | |
586 | else | |
587 | try = blocks_at_once; | |
19c78dc0 TT |
588 | if (v_flag > 1) |
589 | print_status(); | |
3839e657 | 590 | } |
1c29b097 | 591 | |
f3db3566 TT |
592 | num_blocks = 0; |
593 | alarm (0); | |
594 | if (s_flag | v_flag) | |
3ef681c5 | 595 | fputs(_(done_string), stderr); |
4d404547 | 596 | flush_bufs(); |
3839e657 | 597 | } |
849b6bc8 | 598 | uncapture_terminate(); |
6d40f568 | 599 | free(buffer); |
879ac920 TT |
600 | return bb_count; |
601 | } | |
602 | ||
d49a22b7 TT |
603 | struct saved_blk_record { |
604 | blk_t block; | |
605 | int num; | |
606 | }; | |
607 | ||
acd77415 TT |
608 | static unsigned int test_nd (int dev, blk_t last_block, |
609 | int block_size, blk_t from_count, | |
610 | unsigned int blocks_at_once) | |
879ac920 | 611 | { |
48e6e813 | 612 | unsigned char *blkbuf, *save_ptr, *test_ptr, *read_ptr; |
1c29b097 | 613 | unsigned char *test_base, *save_base, *read_base; |
dd018f5a | 614 | int try, i; |
e9860ae9 TT |
615 | const unsigned int patterns[] = { ~0 }; |
616 | const unsigned int *pattern; | |
849b6bc8 | 617 | int nr_pattern, pat_idx; |
acd77415 TT |
618 | int got, used2, written; |
619 | blk_t save_currently_testing; | |
d49a22b7 | 620 | struct saved_blk_record *test_record; |
a551b783 TT |
621 | /* This is static to prevent being clobbered by the longjmp */ |
622 | static int num_saved; | |
879ac920 | 623 | jmp_buf terminate_env; |
879ac920 | 624 | errcode_t errcode; |
54434927 TT |
625 | unsigned long buf_used; |
626 | static unsigned int bb_count; | |
879ac920 | 627 | |
54434927 | 628 | bb_count = 0; |
879ac920 TT |
629 | errcode = ext2fs_badblocks_list_iterate_begin(bb_list,&bb_iter); |
630 | if (errcode) { | |
dd018f5a | 631 | com_err (program_name, errcode, |
d9c56d3c | 632 | _("while beginning bad block list iteration")); |
879ac920 TT |
633 | exit (1); |
634 | } | |
635 | do { | |
636 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
637 | } while (next_bad && next_bad < from_count); | |
638 | ||
1c29b097 | 639 | blkbuf = allocate_buffer(3 * blocks_at_once * block_size); |
d49a22b7 TT |
640 | test_record = malloc (blocks_at_once*sizeof(struct saved_blk_record)); |
641 | if (!blkbuf || !test_record) { | |
d9c56d3c | 642 | com_err(program_name, ENOMEM, _("while allocating buffers")); |
879ac920 TT |
643 | exit (1); |
644 | } | |
1c29b097 TT |
645 | |
646 | save_base = blkbuf; | |
647 | test_base = blkbuf + (blocks_at_once * block_size); | |
648 | read_base = blkbuf + (2 * blocks_at_once * block_size); | |
649 | ||
d49a22b7 | 650 | num_saved = 0; |
879ac920 | 651 | |
4d404547 | 652 | flush_bufs(); |
879ac920 | 653 | if (v_flag) { |
54434927 | 654 | fputs(_("Checking for bad blocks in non-destructive read-write mode\n"), stderr); |
acd77415 TT |
655 | fprintf (stderr, _("From block %lu to %lu\n"), |
656 | (unsigned long) from_count, (unsigned long) last_block); | |
879ac920 | 657 | } |
879ac920 | 658 | if (s_flag || v_flag > 1) { |
54434927 | 659 | fputs(_("Checking for bad blocks (non-destructive read-write test)\n"), stderr); |
879ac920 | 660 | } |
4d003982 TT |
661 | if (setjmp(terminate_env)) { |
662 | /* | |
663 | * Abnormal termination by a signal is handled here. | |
4d003982 | 664 | */ |
a551b783 | 665 | signal (SIGALRM, SIG_IGN); |
54434927 | 666 | fputs(_("\nInterrupt caught, cleaning up\n"), stderr); |
879ac920 | 667 | |
1c29b097 | 668 | save_ptr = save_base; |
d49a22b7 TT |
669 | for (i=0; i < num_saved; i++) { |
670 | do_write(dev, save_ptr, test_record[i].num, | |
671 | block_size, test_record[i].block); | |
672 | save_ptr += test_record[i].num * block_size; | |
673 | } | |
879ac920 | 674 | fflush (out); |
dd018f5a | 675 | exit(1); |
879ac920 | 676 | } |
4d003982 TT |
677 | |
678 | /* set up abend handler */ | |
679 | capture_terminate(terminate_env); | |
680 | ||
849b6bc8 TT |
681 | if (t_flag) { |
682 | pattern = t_patts; | |
683 | nr_pattern = t_flag; | |
684 | } else { | |
685 | pattern = patterns; | |
686 | nr_pattern = sizeof(patterns) / sizeof(patterns[0]); | |
687 | } | |
688 | for (pat_idx = 0; pat_idx < nr_pattern; pat_idx++) { | |
1c29b097 TT |
689 | pattern_fill(test_base, pattern[pat_idx], |
690 | blocks_at_once * block_size); | |
4d003982 | 691 | |
849b6bc8 TT |
692 | buf_used = 0; |
693 | bb_count = 0; | |
1c29b097 TT |
694 | save_ptr = save_base; |
695 | test_ptr = test_base; | |
849b6bc8 | 696 | currently_testing = from_count; |
8938ce64 | 697 | num_blocks = last_block - 1; |
849b6bc8 TT |
698 | if (s_flag && v_flag <= 1) |
699 | alarm_intr(SIGALRM); | |
4d003982 | 700 | |
849b6bc8 | 701 | while (currently_testing < last_block) { |
931b0289 IP |
702 | if (max_bb && bb_count >= max_bb) { |
703 | if (s_flag || v_flag) { | |
704 | fputs(_("Too many bad blocks, aborting test\n"), stderr); | |
705 | } | |
706 | break; | |
707 | } | |
1c29b097 | 708 | got = try = blocks_at_once - buf_used; |
849b6bc8 TT |
709 | if (next_bad) { |
710 | if (currently_testing == next_bad) { | |
711 | /* fprintf (out, "%lu\n", nextbad); */ | |
712 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
713 | currently_testing++; | |
714 | goto check_for_more; | |
715 | } | |
716 | else if (currently_testing + try > next_bad) | |
717 | try = next_bad - currently_testing; | |
d49a22b7 | 718 | } |
849b6bc8 TT |
719 | if (currently_testing + try > last_block) |
720 | try = last_block - currently_testing; | |
721 | got = do_read (dev, save_ptr, try, block_size, | |
722 | currently_testing); | |
723 | if (got == 0) { | |
724 | /* First block must have been bad. */ | |
725 | bb_count += bb_output(currently_testing++); | |
726 | goto check_for_more; | |
4d003982 | 727 | } |
4d003982 | 728 | |
849b6bc8 TT |
729 | /* |
730 | * Note the fact that we've saved this much data | |
731 | * *before* we overwrite it with test data | |
732 | */ | |
733 | test_record[num_saved].block = currently_testing; | |
734 | test_record[num_saved].num = got; | |
735 | num_saved++; | |
736 | ||
737 | /* Write the test data */ | |
738 | written = do_write (dev, test_ptr, got, block_size, | |
739 | currently_testing); | |
740 | if (written != got) | |
741 | com_err (program_name, errno, | |
742 | _("during test data write, block %lu"), | |
acd77415 TT |
743 | (unsigned long) currently_testing + |
744 | written); | |
849b6bc8 TT |
745 | |
746 | buf_used += got; | |
4d003982 TT |
747 | save_ptr += got * block_size; |
748 | test_ptr += got * block_size; | |
849b6bc8 TT |
749 | currently_testing += got; |
750 | if (got != try) | |
751 | bb_count += bb_output(currently_testing++); | |
752 | ||
753 | check_for_more: | |
754 | /* | |
755 | * If there's room for more blocks to be tested this | |
756 | * around, and we're not done yet testing the disk, go | |
757 | * back and get some more blocks. | |
758 | */ | |
759 | if ((buf_used != blocks_at_once) && | |
760 | (currently_testing < last_block)) | |
761 | continue; | |
762 | ||
763 | flush_bufs(); | |
764 | save_currently_testing = currently_testing; | |
765 | ||
766 | /* | |
767 | * for each contiguous block that we read into the | |
768 | * buffer (and wrote test data into afterwards), read | |
769 | * it back (looping if necessary, to get past newly | |
770 | * discovered unreadable blocks, of which there should | |
771 | * be none, but with a hard drive which is unreliable, | |
772 | * it has happened), and compare with the test data | |
773 | * that was written; output to the bad block list if | |
774 | * it doesn't match. | |
775 | */ | |
776 | used2 = 0; | |
1c29b097 TT |
777 | save_ptr = save_base; |
778 | test_ptr = test_base; | |
779 | read_ptr = read_base; | |
849b6bc8 TT |
780 | try = 0; |
781 | ||
782 | while (1) { | |
783 | if (try == 0) { | |
784 | if (used2 >= num_saved) | |
785 | break; | |
786 | currently_testing = test_record[used2].block; | |
787 | try = test_record[used2].num; | |
788 | used2++; | |
789 | } | |
790 | ||
791 | got = do_read (dev, read_ptr, try, | |
792 | block_size, currently_testing); | |
793 | ||
794 | /* test the comparison between all the | |
795 | blocks successfully read */ | |
796 | for (i = 0; i < got; ++i) | |
797 | if (memcmp (test_ptr+i*block_size, | |
798 | read_ptr+i*block_size, block_size)) | |
799 | bb_count += bb_output(currently_testing + i); | |
800 | if (got < try) { | |
801 | bb_count += bb_output(currently_testing + got); | |
802 | got++; | |
803 | } | |
804 | ||
1c29b097 TT |
805 | /* write back original data */ |
806 | do_write (dev, save_ptr, got, | |
807 | block_size, currently_testing); | |
808 | save_ptr += got * block_size; | |
849b6bc8 TT |
809 | |
810 | currently_testing += got; | |
849b6bc8 TT |
811 | test_ptr += got * block_size; |
812 | read_ptr += got * block_size; | |
813 | try -= got; | |
814 | } | |
815 | ||
816 | /* empty the buffer so it can be reused */ | |
817 | num_saved = 0; | |
818 | buf_used = 0; | |
1c29b097 TT |
819 | save_ptr = save_base; |
820 | test_ptr = test_base; | |
849b6bc8 | 821 | currently_testing = save_currently_testing; |
4d003982 | 822 | } |
849b6bc8 TT |
823 | num_blocks = 0; |
824 | alarm(0); | |
825 | if (s_flag || v_flag > 1) | |
3ef681c5 | 826 | fputs(_(done_string), stderr); |
4d003982 | 827 | |
849b6bc8 | 828 | flush_bufs(); |
4d003982 | 829 | } |
4d003982 | 830 | uncapture_terminate(); |
dd018f5a TT |
831 | fflush(stderr); |
832 | free(blkbuf); | |
d49a22b7 | 833 | free(test_record); |
879ac920 TT |
834 | |
835 | ext2fs_badblocks_list_iterate_end(bb_iter); | |
836 | ||
837 | return bb_count; | |
3839e657 TT |
838 | } |
839 | ||
981dc56a TT |
840 | static void check_mount(char *device_name) |
841 | { | |
842 | errcode_t retval; | |
843 | int mount_flags; | |
844 | ||
845 | retval = ext2fs_check_if_mounted(device_name, &mount_flags); | |
846 | if (retval) { | |
847 | com_err("ext2fs_check_if_mount", retval, | |
848 | _("while determining whether %s is mounted."), | |
849 | device_name); | |
850 | return; | |
851 | } | |
2fa8f37f TT |
852 | if (mount_flags & EXT2_MF_MOUNTED) { |
853 | fprintf(stderr, _("%s is mounted; "), device_name); | |
854 | if (force) { | |
855 | fputs(_("badblocks forced anyway. " | |
856 | "Hope /etc/mtab is incorrect.\n"), stderr); | |
857 | return; | |
858 | } | |
859 | abort_badblocks: | |
860 | fputs(_("it's not safe to run badblocks!\n"), stderr); | |
861 | exit(1); | |
862 | } | |
981dc56a | 863 | |
f63978af | 864 | if ((mount_flags & EXT2_MF_BUSY) && !exclusive_ok) { |
2fa8f37f TT |
865 | fprintf(stderr, _("%s is apparently in use by the system; "), |
866 | device_name); | |
867 | if (force) | |
868 | fputs(_("badblocks forced anyway.\n"), stderr); | |
869 | else | |
870 | goto abort_badblocks; | |
981dc56a | 871 | } |
2fa8f37f | 872 | |
981dc56a TT |
873 | } |
874 | ||
d4be9fad TT |
875 | /* |
876 | * This function will convert a string to an unsigned long, printing | |
877 | * an error message if it fails, and returning success or failure in err. | |
878 | */ | |
879 | static unsigned int parse_uint(const char *str, const char *descr) | |
880 | { | |
881 | char *tmp; | |
882 | unsigned long ret; | |
883 | ||
eb594251 | 884 | errno = 0; |
d4be9fad TT |
885 | ret = strtoul(str, &tmp, 0); |
886 | if (*tmp || errno || (ret > UINT_MAX) || | |
887 | (ret == ULONG_MAX && errno == ERANGE)) { | |
888 | com_err (program_name, 0, _("invalid %s - %s"), descr, str); | |
889 | exit (1); | |
890 | } | |
891 | return ret; | |
892 | } | |
981dc56a | 893 | |
00e5433e | 894 | int main (int argc, char ** argv) |
3839e657 | 895 | { |
519149fb | 896 | int c; |
3839e657 | 897 | char * device_name; |
879ac920 TT |
898 | char * host_device_name = NULL; |
899 | char * input_file = NULL; | |
3839e657 | 900 | char * output_file = NULL; |
879ac920 | 901 | FILE * in = NULL; |
dd018f5a | 902 | int block_size = 1024; |
acd77415 | 903 | unsigned int blocks_at_once = 64; |
cd130a08 | 904 | blk_t last_block, from_count; |
879ac920 TT |
905 | int num_passes = 0; |
906 | int passes_clean = 0; | |
3839e657 | 907 | int dev; |
879ac920 | 908 | errcode_t errcode; |
e9860ae9 | 909 | unsigned int pattern; |
acd77415 TT |
910 | unsigned int (*test_func)(int, blk_t, |
911 | int, blk_t, | |
912 | unsigned int); | |
1c29b097 TT |
913 | int open_flag = 0; |
914 | long sysval; | |
3839e657 TT |
915 | |
916 | setbuf(stdout, NULL); | |
917 | setbuf(stderr, NULL); | |
d9c56d3c TT |
918 | #ifdef ENABLE_NLS |
919 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 920 | setlocale(LC_CTYPE, ""); |
d9c56d3c TT |
921 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
922 | textdomain(NLS_CAT_NAME); | |
923 | #endif | |
6d40f568 | 924 | srandom((unsigned int)time(NULL)); /* simple randomness is enough */ |
4d003982 | 925 | test_func = test_ro; |
4d404547 | 926 | |
1c29b097 TT |
927 | /* Determine the system page size if possible */ |
928 | #ifdef HAVE_SYSCONF | |
929 | #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE)) | |
930 | #define _SC_PAGESIZE _SC_PAGE_SIZE | |
931 | #endif | |
932 | #ifdef _SC_PAGESIZE | |
933 | sysval = sysconf(_SC_PAGESIZE); | |
934 | if (sysval > 0) | |
935 | sys_page_size = sysval; | |
936 | #endif /* _SC_PAGESIZE */ | |
937 | #endif /* HAVE_SYSCONF */ | |
938 | ||
3839e657 TT |
939 | if (argc && *argv) |
940 | program_name = *argv; | |
264f64a5 | 941 | while ((c = getopt (argc, argv, "b:d:e:fi:o:svwnc:p:h:t:X")) != EOF) { |
3839e657 TT |
942 | switch (c) { |
943 | case 'b': | |
d4be9fad TT |
944 | block_size = parse_uint(optarg, "block size"); |
945 | if (block_size > 4096) { | |
3839e657 | 946 | com_err (program_name, 0, |
d9c56d3c | 947 | _("bad block size - %s"), optarg); |
3839e657 TT |
948 | exit (1); |
949 | } | |
950 | break; | |
981dc56a TT |
951 | case 'f': |
952 | force++; | |
953 | break; | |
879ac920 TT |
954 | case 'i': |
955 | input_file = optarg; | |
956 | break; | |
3839e657 TT |
957 | case 'o': |
958 | output_file = optarg; | |
959 | break; | |
960 | case 's': | |
961 | s_flag = 1; | |
962 | break; | |
963 | case 'v': | |
19c78dc0 | 964 | v_flag++; |
3839e657 TT |
965 | break; |
966 | case 'w': | |
4d003982 | 967 | if (w_flag) |
d8b5f777 | 968 | exclusive_usage(); |
4d003982 TT |
969 | test_func = test_rw; |
970 | w_flag = 1; | |
879ac920 TT |
971 | break; |
972 | case 'n': | |
4d003982 | 973 | if (w_flag) |
d8b5f777 | 974 | exclusive_usage(); |
4d003982 | 975 | test_func = test_nd; |
879ac920 TT |
976 | w_flag = 2; |
977 | break; | |
978 | case 'c': | |
d4be9fad | 979 | blocks_at_once = parse_uint(optarg, "blocks at once"); |
879ac920 | 980 | break; |
931b0289 IP |
981 | case 'e': |
982 | max_bb = parse_uint(optarg, "max bad block count"); | |
983 | break; | |
264f64a5 IP |
984 | case 'd': |
985 | d_flag = parse_uint(optarg, "read delay factor"); | |
986 | break; | |
879ac920 | 987 | case 'p': |
d4be9fad TT |
988 | num_passes = parse_uint(optarg, |
989 | "number of clean passes"); | |
879ac920 TT |
990 | break; |
991 | case 'h': | |
992 | host_device_name = optarg; | |
3839e657 | 993 | break; |
849b6bc8 TT |
994 | case 't': |
995 | if (t_flag + 1 > t_max) { | |
e9860ae9 | 996 | unsigned int *t_patts_new; |
849b6bc8 TT |
997 | |
998 | t_patts_new = realloc(t_patts, t_max + T_INC); | |
999 | if (!t_patts_new) { | |
1000 | com_err(program_name, ENOMEM, | |
1001 | _("can't allocate memory for " | |
1002 | "test_pattern - %s"), | |
1003 | optarg); | |
1004 | exit(1); | |
1005 | } | |
1006 | t_patts = t_patts_new; | |
1007 | t_max += T_INC; | |
1008 | } | |
84c05457 TT |
1009 | if (!strcmp(optarg, "r") || !strcmp(optarg,"random")) { |
1010 | t_patts[t_flag++] = ~0; | |
1011 | } else { | |
d4be9fad | 1012 | pattern = parse_uint(optarg, "test pattern"); |
e9860ae9 | 1013 | if (pattern == (unsigned int) ~0) |
84c05457 TT |
1014 | pattern = 0xffff; |
1015 | t_patts[t_flag++] = pattern; | |
849b6bc8 | 1016 | } |
849b6bc8 | 1017 | break; |
f63978af TT |
1018 | case 'X': |
1019 | exclusive_ok++; | |
1020 | break; | |
3839e657 | 1021 | default: |
818180cd | 1022 | usage(); |
3839e657 TT |
1023 | } |
1024 | } | |
849b6bc8 TT |
1025 | if (!w_flag) { |
1026 | if (t_flag > 1) { | |
1027 | com_err(program_name, 0, | |
1028 | _("Maximum of one test_pattern may be specified " | |
1029 | "in read-only mode")); | |
1030 | exit(1); | |
1031 | } | |
e9860ae9 | 1032 | if (t_patts && (t_patts[0] == (unsigned int) ~0)) { |
849b6bc8 TT |
1033 | com_err(program_name, 0, |
1034 | _("Random test_pattern is not allowed " | |
1035 | "in read-only mode")); | |
1036 | exit(1); | |
1037 | } | |
1038 | } | |
3839e657 | 1039 | if (optind > argc - 1) |
818180cd | 1040 | usage(); |
3839e657 | 1041 | device_name = argv[optind++]; |
35964b5c TT |
1042 | if (optind > argc - 1) { |
1043 | errcode = ext2fs_get_device_size(device_name, | |
1044 | block_size, | |
cd130a08 | 1045 | &last_block); |
35964b5c TT |
1046 | if (errcode == EXT2_ET_UNIMPLEMENTED) { |
1047 | com_err(program_name, 0, | |
1048 | _("Couldn't determine device size; you " | |
1049 | "must specify\nthe size manually\n")); | |
1050 | exit(1); | |
1051 | } | |
1052 | if (errcode) { | |
1053 | com_err(program_name, errcode, | |
1054 | _("while trying to determine device size")); | |
1055 | exit(1); | |
1056 | } | |
1057 | } else { | |
5267a520 | 1058 | errno = 0; |
d4be9fad | 1059 | last_block = parse_uint(argv[optind], "last block"); |
5267a520 | 1060 | printf("last_block = %d (%s)\n", last_block, argv[optind]); |
5267a520 | 1061 | last_block++; |
35964b5c | 1062 | optind++; |
3839e657 | 1063 | } |
35964b5c | 1064 | if (optind <= argc-1) { |
5267a520 | 1065 | errno = 0; |
d4be9fad | 1066 | from_count = parse_uint(argv[optind], "start block"); |
5267a520 | 1067 | printf("from_count = %d\n", from_count); |
f3db3566 | 1068 | } else from_count = 0; |
cd130a08 | 1069 | if (from_count >= last_block) { |
d4e0b1c6 | 1070 | com_err (program_name, 0, _("invalid starting block (%lu): must be less than %lu"), |
54434927 | 1071 | (unsigned long) from_count, (unsigned long) last_block); |
f3db3566 TT |
1072 | exit (1); |
1073 | } | |
981dc56a TT |
1074 | if (w_flag) |
1075 | check_mount(device_name); | |
1076 | ||
1c29b097 TT |
1077 | open_flag = w_flag ? O_RDWR : O_RDONLY; |
1078 | dev = open (device_name, open_flag); | |
5493a27d | 1079 | if (dev == -1) { |
d9c56d3c | 1080 | com_err (program_name, errno, _("while trying to open %s"), |
3839e657 TT |
1081 | device_name); |
1082 | exit (1); | |
1083 | } | |
879ac920 | 1084 | if (host_device_name) { |
1c29b097 | 1085 | host_dev = open (host_device_name, open_flag); |
5493a27d | 1086 | if (host_dev == -1) { |
d9c56d3c TT |
1087 | com_err (program_name, errno, |
1088 | _("while trying to open %s"), | |
1089 | host_device_name); | |
879ac920 TT |
1090 | exit (1); |
1091 | } | |
1092 | } else | |
1093 | host_dev = dev; | |
3e699064 | 1094 | if (input_file) { |
879ac920 TT |
1095 | if (strcmp (input_file, "-") == 0) |
1096 | in = stdin; | |
1097 | else { | |
1098 | in = fopen (input_file, "r"); | |
1099 | if (in == NULL) | |
1100 | { | |
d9c56d3c TT |
1101 | com_err (program_name, errno, |
1102 | _("while trying to open %s"), | |
879ac920 TT |
1103 | input_file); |
1104 | exit (1); | |
1105 | } | |
1106 | } | |
3e699064 | 1107 | } |
3839e657 TT |
1108 | if (output_file && strcmp (output_file, "-") != 0) |
1109 | { | |
1110 | out = fopen (output_file, "w"); | |
1111 | if (out == NULL) | |
1112 | { | |
d9c56d3c TT |
1113 | com_err (program_name, errno, |
1114 | _("while trying to open %s"), | |
879ac920 | 1115 | output_file); |
3839e657 TT |
1116 | exit (1); |
1117 | } | |
1118 | } | |
1119 | else | |
1120 | out = stdout; | |
879ac920 TT |
1121 | |
1122 | errcode = ext2fs_badblocks_list_create(&bb_list,0); | |
1123 | if (errcode) { | |
d9c56d3c | 1124 | com_err (program_name, errcode, |
bb145b01 | 1125 | _("while creating in-memory bad blocks list")); |
879ac920 TT |
1126 | exit (1); |
1127 | } | |
1128 | ||
1129 | if (in) { | |
1130 | for(;;) { | |
a551b783 | 1131 | switch(fscanf (in, "%u\n", &next_bad)) { |
879ac920 TT |
1132 | case 0: |
1133 | com_err (program_name, 0, "input file - bad format"); | |
1134 | exit (1); | |
1135 | case EOF: | |
1136 | break; | |
1137 | default: | |
1138 | errcode = ext2fs_badblocks_list_add(bb_list,next_bad); | |
1139 | if (errcode) { | |
bb145b01 | 1140 | com_err (program_name, errcode, _("while adding to in-memory bad block list")); |
879ac920 TT |
1141 | exit (1); |
1142 | } | |
1143 | continue; | |
1144 | } | |
1145 | break; | |
1146 | } | |
1147 | ||
1148 | if (in != stdin) | |
1149 | fclose (in); | |
1150 | } | |
1151 | ||
1152 | do { | |
1153 | unsigned int bb_count; | |
1154 | ||
cd130a08 | 1155 | bb_count = test_func(dev, last_block, block_size, |
4d003982 TT |
1156 | from_count, blocks_at_once); |
1157 | if (bb_count) | |
1158 | passes_clean = 0; | |
1159 | else | |
1160 | ++passes_clean; | |
1161 | ||
879ac920 | 1162 | if (v_flag) |
d9c56d3c TT |
1163 | fprintf(stderr, |
1164 | _("Pass completed, %u bad blocks found.\n"), | |
1165 | bb_count); | |
879ac920 TT |
1166 | |
1167 | } while (passes_clean < num_passes); | |
1168 | ||
3839e657 TT |
1169 | close (dev); |
1170 | if (out != stdout) | |
1171 | fclose (out); | |
849b6bc8 TT |
1172 | if (t_patts) |
1173 | free(t_patts); | |
879ac920 | 1174 | return 0; |
3839e657 | 1175 | } |
d9c56d3c | 1176 |