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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 TT |
50 | |
51 | #include <sys/ioctl.h> | |
f3db3566 | 52 | #include <sys/types.h> |
3839e657 | 53 | |
3839e657 | 54 | #include "et/com_err.h" |
d40259fd | 55 | #include "ext2fs/ext2_io.h" |
54c637d4 | 56 | #include "ext2fs/ext2_fs.h" |
879ac920 | 57 | #include "ext2fs/ext2fs.h" |
d9c56d3c | 58 | #include "nls-enable.h" |
3839e657 TT |
59 | |
60 | const char * program_name = "badblocks"; | |
f63978af | 61 | const char * done_string = N_("done \n"); |
3839e657 | 62 | |
4d003982 TT |
63 | static int v_flag = 0; /* verbose */ |
64 | static int w_flag = 0; /* do r/w test: 0=no, 1=yes, | |
65 | * 2=non-destructive */ | |
66 | static int s_flag = 0; /* show progress of test */ | |
981dc56a | 67 | static int force = 0; /* force check of mounted device */ |
849b6bc8 TT |
68 | static int t_flag = 0; /* number of test patterns */ |
69 | static int t_max = 0; /* allocated test patterns */ | |
84c05457 | 70 | static unsigned long *t_patts = NULL; /* test patterns */ |
1c29b097 | 71 | static int current_O_DIRECT = 0; /* Current status of O_DIRECT flag */ |
f63978af | 72 | static int exclusive_ok = 0; |
1c29b097 | 73 | |
849b6bc8 | 74 | #define T_INC 32 |
4d003982 | 75 | |
1c29b097 TT |
76 | int sys_page_size = 4096; |
77 | ||
8820c79f | 78 | static void usage(void) |
3839e657 | 79 | { |
849b6bc8 | 80 | fprintf(stderr, _("Usage: %s [-b block_size] [-i input_file] [-o output_file] [-svwnf]\n [-c blocks_at_once] [-p num_passes] [-t test_pattern [-t test_pattern [...]]]\n device [last_block [start_block]]\n"), |
3839e657 TT |
81 | program_name); |
82 | exit (1); | |
83 | } | |
84 | ||
d8b5f777 TT |
85 | static void exclusive_usage(void) |
86 | { | |
87 | fprintf(stderr, | |
017a76ee TT |
88 | _("%s: The -n and -w options are mutually exclusive.\n\n"), |
89 | program_name); | |
90 | exit(1); | |
d8b5f777 TT |
91 | } |
92 | ||
19c78dc0 TT |
93 | static unsigned long currently_testing = 0; |
94 | static unsigned long num_blocks = 0; | |
879ac920 TT |
95 | static ext2_badblocks_list bb_list = NULL; |
96 | static FILE *out; | |
97 | static blk_t next_bad = 0; | |
98 | static ext2_badblocks_iterate bb_iter = NULL; | |
19c78dc0 | 99 | |
1c29b097 TT |
100 | static void *allocate_buffer(size_t size) |
101 | { | |
102 | void *ret = 0; | |
103 | ||
104 | #ifdef HAVE_POSIX_MEMALIGN | |
105 | if (posix_memalign(&ret, sys_page_size, size) < 0) | |
106 | ret = 0; | |
107 | #else | |
108 | #ifdef HAVE_MEMALIGN | |
109 | ret = memalign(sys_page_size, size); | |
110 | #else | |
111 | #ifdef HAVE_VALLOC | |
112 | ret = valloc(size); | |
113 | #endif /* HAVE_VALLOC */ | |
114 | #endif /* HAVE_MEMALIGN */ | |
115 | #endif /* HAVE_POSIX_MEMALIGN */ | |
116 | ||
117 | if (!ret) | |
118 | ret = malloc(size); | |
119 | ||
120 | return ret; | |
121 | } | |
122 | ||
dd018f5a TT |
123 | /* |
124 | * This routine reports a new bad block. If the bad block has already | |
125 | * been seen before, then it returns 0; otherwise it returns 1. | |
126 | */ | |
127 | static int bb_output (unsigned long bad) | |
879ac920 TT |
128 | { |
129 | errcode_t errcode; | |
130 | ||
dd018f5a TT |
131 | if (ext2fs_badblocks_list_test(bb_list, bad)) |
132 | return 0; | |
133 | ||
cc4f98ed TT |
134 | fprintf(out, "%lu\n", bad); |
135 | fflush(out); | |
879ac920 TT |
136 | |
137 | errcode = ext2fs_badblocks_list_add (bb_list, bad); | |
138 | if (errcode) { | |
139 | com_err (program_name, errcode, "adding to in-memory bad block list"); | |
140 | exit (1); | |
141 | } | |
142 | ||
143 | /* kludge: | |
144 | increment the iteration through the bb_list if | |
145 | an element was just added before the current iteration | |
146 | position. This should not cause next_bad to change. */ | |
147 | if (bb_iter && bad < next_bad) | |
148 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
dd018f5a | 149 | return 1; |
879ac920 TT |
150 | } |
151 | ||
8820c79f | 152 | static void print_status(void) |
19c78dc0 | 153 | { |
c76564a8 TT |
154 | fprintf(stderr, "%15ld/%15ld", currently_testing, num_blocks); |
155 | 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 |
156 | fflush (stderr); |
157 | } | |
158 | ||
54434927 | 159 | static void alarm_intr(int alnum EXT2FS_ATTR((unused))) |
19c78dc0 TT |
160 | { |
161 | signal (SIGALRM, alarm_intr); | |
162 | alarm(1); | |
163 | if (!num_blocks) | |
164 | return; | |
c76564a8 | 165 | print_status(); |
19c78dc0 TT |
166 | } |
167 | ||
879ac920 TT |
168 | static void *terminate_addr = NULL; |
169 | ||
54434927 | 170 | static void terminate_intr(int signo EXT2FS_ATTR((unused))) |
879ac920 TT |
171 | { |
172 | if (terminate_addr) | |
173 | longjmp(terminate_addr,1); | |
174 | exit(1); | |
175 | } | |
176 | ||
981dc56a | 177 | static void capture_terminate(jmp_buf term_addr) |
879ac920 TT |
178 | { |
179 | terminate_addr = term_addr; | |
180 | signal (SIGHUP, terminate_intr); | |
181 | signal (SIGINT, terminate_intr); | |
182 | signal (SIGPIPE, terminate_intr); | |
183 | signal (SIGTERM, terminate_intr); | |
184 | signal (SIGUSR1, terminate_intr); | |
185 | signal (SIGUSR2, terminate_intr); | |
186 | } | |
187 | ||
8820c79f | 188 | static void uncapture_terminate(void) |
4d003982 TT |
189 | { |
190 | terminate_addr = NULL; | |
191 | signal (SIGHUP, SIG_DFL); | |
192 | signal (SIGINT, SIG_DFL); | |
193 | signal (SIGPIPE, SIG_DFL); | |
194 | signal (SIGTERM, SIG_DFL); | |
195 | signal (SIGUSR1, SIG_DFL); | |
196 | signal (SIGUSR2, SIG_DFL); | |
197 | } | |
198 | ||
1f9a60c2 TT |
199 | static void set_o_direct(int dev, unsigned char *buffer, size_t size, |
200 | unsigned long current_block) | |
1c29b097 TT |
201 | { |
202 | #ifdef O_DIRECT | |
203 | int new_flag = O_DIRECT; | |
204 | int flag; | |
205 | ||
206 | if ((((unsigned long) buffer & (sys_page_size - 1)) != 0) || | |
1f9a60c2 TT |
207 | ((size & (sys_page_size - 1)) != 0) || |
208 | ((current_block & ((sys_page_size >> 9)-1)) != 0)) | |
1c29b097 TT |
209 | new_flag = 0; |
210 | ||
211 | if (new_flag != current_O_DIRECT) { | |
dc058719 | 212 | /* printf("%s O_DIRECT\n", new_flag ? "Setting" : "Clearing"); */ |
1c29b097 TT |
213 | flag = fcntl(dev, F_GETFL); |
214 | if (flag > 0) { | |
215 | flag = (flag & ~O_DIRECT) | new_flag; | |
216 | fcntl(dev, F_SETFL, flag); | |
217 | } | |
218 | current_O_DIRECT = new_flag; | |
219 | } | |
220 | #endif | |
221 | } | |
222 | ||
223 | ||
84c05457 TT |
224 | static void pattern_fill(unsigned char *buffer, unsigned long pattern, |
225 | size_t n) | |
849b6bc8 | 226 | { |
54434927 | 227 | unsigned int i, nb; |
84c05457 | 228 | unsigned char bpattern[sizeof(pattern)], *ptr; |
849b6bc8 | 229 | |
023cbb30 | 230 | if (pattern == (unsigned long) ~0) { |
849b6bc8 TT |
231 | for (ptr = buffer; ptr < buffer + n; ptr++) { |
232 | (*ptr) = random() % (1 << (8 * sizeof(char))); | |
233 | } | |
234 | if (s_flag | v_flag) | |
54434927 | 235 | fputs(_("Testing with random pattern: "), stderr); |
849b6bc8 TT |
236 | } else { |
237 | bpattern[0] = 0; | |
238 | for (i = 0; i < sizeof(bpattern); i++) { | |
239 | if (pattern == 0) | |
240 | break; | |
241 | bpattern[i] = pattern & 0xFF; | |
242 | pattern = pattern >> 8; | |
243 | } | |
244 | nb = i ? (i-1) : 0; | |
245 | for (ptr = buffer, i = nb; ptr < buffer + n; ptr++) { | |
54434927 TT |
246 | *ptr = bpattern[i]; |
247 | if (i == 0) | |
849b6bc8 | 248 | i = nb; |
54434927 TT |
249 | else |
250 | i--; | |
849b6bc8 | 251 | } |
84c05457 | 252 | if (s_flag | v_flag) { |
54434927 | 253 | fputs(_("Testing with pattern 0x"), stderr); |
84c05457 TT |
254 | for (i = 0; i <= nb; i++) |
255 | fprintf(stderr, "%02x", buffer[i]); | |
54434927 | 256 | fputs(": ", stderr); |
84c05457 | 257 | } |
849b6bc8 TT |
258 | } |
259 | } | |
260 | ||
3839e657 | 261 | /* |
879ac920 TT |
262 | * Perform a read of a sequence of blocks; return the number of blocks |
263 | * successfully sequentially read. | |
3839e657 | 264 | */ |
48e6e813 | 265 | static long do_read (int dev, unsigned char * buffer, int try, int block_size, |
3839e657 TT |
266 | unsigned long current_block) |
267 | { | |
268 | long got; | |
269 | ||
1f9a60c2 | 270 | set_o_direct(dev, buffer, try * block_size, current_block); |
1c29b097 | 271 | |
19c78dc0 TT |
272 | if (v_flag > 1) |
273 | print_status(); | |
274 | ||
3839e657 | 275 | /* Seek to the correct loc. */ |
19c78dc0 | 276 | if (ext2fs_llseek (dev, (ext2_loff_t) current_block * block_size, |
f3db3566 | 277 | SEEK_SET) != (ext2_loff_t) current_block * block_size) |
d9c56d3c | 278 | com_err (program_name, errno, _("during seek")); |
3839e657 TT |
279 | |
280 | /* Try the read */ | |
281 | got = read (dev, buffer, try * block_size); | |
282 | if (got < 0) | |
283 | got = 0; | |
9f10a7b3 | 284 | if (got & 511) |
d9c56d3c | 285 | fprintf(stderr, _("Weird value (%ld) in do_read\n"), got); |
879ac920 TT |
286 | got /= block_size; |
287 | return got; | |
288 | } | |
289 | ||
290 | /* | |
291 | * Perform a write of a sequence of blocks; return the number of blocks | |
292 | * successfully sequentially written. | |
293 | */ | |
48e6e813 | 294 | static long do_write (int dev, unsigned char * buffer, int try, int block_size, |
879ac920 TT |
295 | unsigned long current_block) |
296 | { | |
297 | long got; | |
298 | ||
1f9a60c2 | 299 | set_o_direct(dev, buffer, try * block_size, current_block); |
1c29b097 | 300 | |
879ac920 TT |
301 | if (v_flag > 1) |
302 | print_status(); | |
303 | ||
304 | /* Seek to the correct loc. */ | |
305 | if (ext2fs_llseek (dev, (ext2_loff_t) current_block * block_size, | |
306 | SEEK_SET) != (ext2_loff_t) current_block * block_size) | |
d9c56d3c | 307 | com_err (program_name, errno, _("during seek")); |
879ac920 TT |
308 | |
309 | /* Try the write */ | |
310 | got = write (dev, buffer, try * block_size); | |
311 | if (got < 0) | |
312 | got = 0; | |
313 | if (got & 511) | |
54434927 | 314 | fprintf(stderr, "Weird value (%ld) in do_write\n", got); |
3839e657 TT |
315 | got /= block_size; |
316 | return got; | |
317 | } | |
318 | ||
879ac920 TT |
319 | static int host_dev; |
320 | ||
4d404547 | 321 | static void flush_bufs(void) |
a418d3ad | 322 | { |
4d404547 | 323 | errcode_t retval; |
a418d3ad | 324 | |
4d404547 TT |
325 | retval = ext2fs_sync_device(host_dev, 1); |
326 | if (retval) | |
327 | com_err(program_name, retval, _("during ext2fs_sync_device")); | |
a418d3ad TT |
328 | } |
329 | ||
cd130a08 | 330 | static unsigned int test_ro (int dev, unsigned long last_block, |
dd018f5a TT |
331 | int block_size, unsigned long from_count, |
332 | unsigned long blocks_at_once) | |
3839e657 | 333 | { |
48e6e813 | 334 | unsigned char * blkbuf; |
3839e657 TT |
335 | int try; |
336 | long got; | |
879ac920 TT |
337 | unsigned int bb_count = 0; |
338 | errcode_t errcode; | |
3839e657 | 339 | |
879ac920 TT |
340 | errcode = ext2fs_badblocks_list_iterate_begin(bb_list,&bb_iter); |
341 | if (errcode) { | |
d9c56d3c TT |
342 | com_err (program_name, errcode, |
343 | _("while beginning bad block list iteration")); | |
879ac920 TT |
344 | exit (1); |
345 | } | |
346 | do { | |
347 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
348 | } while (next_bad && next_bad < from_count); | |
349 | ||
849b6bc8 | 350 | if (t_flag) { |
1c29b097 | 351 | blkbuf = allocate_buffer((blocks_at_once + 1) * block_size); |
849b6bc8 | 352 | } else { |
1c29b097 | 353 | blkbuf = allocate_buffer(blocks_at_once * block_size); |
849b6bc8 | 354 | } |
3839e657 TT |
355 | if (!blkbuf) |
356 | { | |
d9c56d3c | 357 | com_err (program_name, ENOMEM, _("while allocating buffers")); |
3839e657 TT |
358 | exit (1); |
359 | } | |
f3db3566 | 360 | if (v_flag) { |
849b6bc8 | 361 | fprintf (stderr, _("Checking blocks %lu to %lu\n"), from_count, |
8938ce64 | 362 | last_block - 1); |
f3db3566 | 363 | } |
849b6bc8 | 364 | if (t_flag) { |
54434927 | 365 | fputs(_("Checking for bad blocks in read-only mode\n"), stderr); |
849b6bc8 TT |
366 | pattern_fill(blkbuf + blocks_at_once * block_size, |
367 | t_patts[0], block_size); | |
368 | } | |
369 | flush_bufs(); | |
879ac920 | 370 | try = blocks_at_once; |
f3db3566 | 371 | currently_testing = from_count; |
8938ce64 | 372 | num_blocks = last_block - 1; |
849b6bc8 | 373 | if (!t_flag && (s_flag || v_flag)) { |
54434927 | 374 | fputs(_("Checking for bad blocks (read-only test): "), stderr); |
19c78dc0 TT |
375 | if (v_flag <= 1) |
376 | alarm_intr(SIGALRM); | |
3839e657 | 377 | } |
cd130a08 | 378 | while (currently_testing < last_block) |
3839e657 | 379 | { |
879ac920 TT |
380 | if (next_bad) { |
381 | if (currently_testing == next_bad) { | |
382 | /* fprintf (out, "%lu\n", nextbad); */ | |
383 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
384 | currently_testing++; | |
385 | continue; | |
386 | } | |
387 | else if (currently_testing + try > next_bad) | |
388 | try = next_bad - currently_testing; | |
389 | } | |
cd130a08 TT |
390 | if (currently_testing + try > last_block) |
391 | try = last_block - currently_testing; | |
879ac920 | 392 | got = do_read (dev, blkbuf, try, block_size, currently_testing); |
849b6bc8 TT |
393 | if (t_flag) { |
394 | /* test the comparison between all the | |
395 | blocks successfully read */ | |
396 | int i; | |
397 | for (i = 0; i < got; ++i) | |
398 | if (memcmp (blkbuf+i*block_size, | |
399 | blkbuf+blocks_at_once*block_size, | |
400 | block_size)) | |
401 | bb_count += bb_output(currently_testing + i); | |
402 | } | |
3839e657 TT |
403 | currently_testing += got; |
404 | if (got == try) { | |
879ac920 | 405 | try = blocks_at_once; |
1f9a60c2 | 406 | /* recover page-aligned offset for O_DIRECT */ |
54434927 | 407 | if ( blocks_at_once >= (unsigned long) (sys_page_size >> 9) |
1f9a60c2 TT |
408 | && (currently_testing % (sys_page_size >> 9)!= 0)) |
409 | try -= (sys_page_size >> 9) | |
410 | - (currently_testing | |
411 | % (sys_page_size >> 9)); | |
3839e657 TT |
412 | continue; |
413 | } | |
414 | else | |
415 | try = 1; | |
879ac920 | 416 | if (got == 0) { |
dd018f5a | 417 | bb_count += bb_output(currently_testing++); |
879ac920 | 418 | } |
3839e657 TT |
419 | } |
420 | num_blocks = 0; | |
421 | alarm(0); | |
849b6bc8 | 422 | if (s_flag || v_flag) |
3ef681c5 | 423 | fputs(_(done_string), stderr); |
879ac920 | 424 | |
f3db3566 | 425 | fflush (stderr); |
3839e657 | 426 | free (blkbuf); |
879ac920 TT |
427 | |
428 | ext2fs_badblocks_list_iterate_end(bb_iter); | |
429 | ||
430 | return bb_count; | |
3839e657 TT |
431 | } |
432 | ||
cd130a08 | 433 | static unsigned int test_rw (int dev, unsigned long last_block, |
dd018f5a TT |
434 | int block_size, unsigned long from_count, |
435 | unsigned long blocks_at_once) | |
3839e657 | 436 | { |
1c29b097 | 437 | unsigned char *buffer, *read_buffer; |
84c05457 TT |
438 | const unsigned long patterns[] = {0xaa, 0x55, 0xff, 0x00}; |
439 | const unsigned long *pattern; | |
1c29b097 | 440 | int i, try, got, nr_pattern, pat_idx; |
879ac920 | 441 | unsigned int bb_count = 0; |
3839e657 | 442 | |
1c29b097 TT |
443 | buffer = allocate_buffer(2 * blocks_at_once * block_size); |
444 | read_buffer = buffer + blocks_at_once * block_size; | |
445 | ||
446 | if (!buffer) { | |
d9c56d3c | 447 | com_err (program_name, ENOMEM, _("while allocating buffers")); |
3839e657 TT |
448 | exit (1); |
449 | } | |
450 | ||
4d404547 | 451 | flush_bufs(); |
a418d3ad | 452 | |
19c78dc0 | 453 | if (v_flag) { |
54434927 TT |
454 | fputs(_("Checking for bad blocks in read-write mode\n"), |
455 | stderr); | |
d9c56d3c | 456 | fprintf(stderr, _("From block %lu to %lu\n"), |
cd130a08 | 457 | from_count, last_block); |
19c78dc0 | 458 | } |
849b6bc8 TT |
459 | if (t_flag) { |
460 | pattern = t_patts; | |
461 | nr_pattern = t_flag; | |
462 | } else { | |
463 | pattern = patterns; | |
464 | nr_pattern = sizeof(patterns) / sizeof(patterns[0]); | |
465 | } | |
466 | for (pat_idx = 0; pat_idx < nr_pattern; pat_idx++) { | |
1c29b097 TT |
467 | pattern_fill(buffer, pattern[pat_idx], |
468 | blocks_at_once * block_size); | |
8938ce64 | 469 | num_blocks = last_block - 1; |
f3db3566 | 470 | currently_testing = from_count; |
19c78dc0 | 471 | if (s_flag && v_flag <= 1) |
f3db3566 | 472 | alarm_intr(SIGALRM); |
1c29b097 TT |
473 | |
474 | try = blocks_at_once; | |
475 | while (currently_testing < last_block) { | |
476 | if (currently_testing + try > last_block) | |
477 | try = last_block - currently_testing; | |
478 | got = do_write(dev, buffer, try, block_size, | |
479 | currently_testing); | |
19c78dc0 TT |
480 | if (v_flag > 1) |
481 | print_status(); | |
1c29b097 TT |
482 | |
483 | currently_testing += got; | |
484 | if (got == try) { | |
485 | try = blocks_at_once; | |
1f9a60c2 | 486 | /* recover page-aligned offset for O_DIRECT */ |
54434927 | 487 | if ( blocks_at_once >= (unsigned long) (sys_page_size >> 9) |
1f9a60c2 TT |
488 | && (currently_testing % |
489 | (sys_page_size >> 9)!= 0)) | |
490 | try -= (sys_page_size >> 9) | |
491 | - (currently_testing | |
492 | % (sys_page_size >> 9)); | |
1c29b097 TT |
493 | continue; |
494 | } else | |
495 | try = 1; | |
496 | if (got == 0) { | |
497 | bb_count += bb_output(currently_testing++); | |
498 | } | |
3839e657 | 499 | } |
1c29b097 | 500 | |
f3db3566 TT |
501 | num_blocks = 0; |
502 | alarm (0); | |
503 | if (s_flag | v_flag) | |
3ef681c5 | 504 | fputs(_(done_string), stderr); |
4d404547 | 505 | flush_bufs(); |
f3db3566 | 506 | if (s_flag | v_flag) |
54434927 | 507 | fputs(_("Reading and comparing: "), stderr); |
cd130a08 | 508 | num_blocks = last_block; |
f3db3566 | 509 | currently_testing = from_count; |
19c78dc0 | 510 | if (s_flag && v_flag <= 1) |
f3db3566 | 511 | alarm_intr(SIGALRM); |
1c29b097 TT |
512 | |
513 | try = blocks_at_once; | |
514 | while (currently_testing < last_block) { | |
515 | if (currently_testing + try > last_block) | |
516 | try = last_block - currently_testing; | |
517 | got = do_read (dev, read_buffer, try, block_size, | |
518 | currently_testing); | |
519 | if (got == 0) { | |
520 | bb_count += bb_output(currently_testing++); | |
521 | continue; | |
522 | } | |
523 | for (i=0; i < got; i++) { | |
524 | if (memcmp(read_buffer + i * block_size, | |
525 | buffer + i * block_size, | |
526 | block_size)) | |
527 | bb_count += bb_output(currently_testing+i); | |
528 | } | |
529 | currently_testing += got; | |
1f9a60c2 | 530 | /* recover page-aligned offset for O_DIRECT */ |
54434927 | 531 | if ( blocks_at_once >= (unsigned long) (sys_page_size >> 9) |
1f9a60c2 TT |
532 | && (currently_testing % (sys_page_size >> 9)!= 0)) |
533 | try = blocks_at_once - (sys_page_size >> 9) | |
534 | - (currently_testing | |
535 | % (sys_page_size >> 9)); | |
536 | else | |
537 | try = blocks_at_once; | |
19c78dc0 TT |
538 | if (v_flag > 1) |
539 | print_status(); | |
3839e657 | 540 | } |
1c29b097 | 541 | |
f3db3566 TT |
542 | num_blocks = 0; |
543 | alarm (0); | |
544 | if (s_flag | v_flag) | |
3ef681c5 | 545 | fputs(_(done_string), stderr); |
4d404547 | 546 | flush_bufs(); |
3839e657 | 547 | } |
849b6bc8 | 548 | uncapture_terminate(); |
6d40f568 | 549 | free(buffer); |
879ac920 TT |
550 | return bb_count; |
551 | } | |
552 | ||
d49a22b7 TT |
553 | struct saved_blk_record { |
554 | blk_t block; | |
555 | int num; | |
556 | }; | |
557 | ||
cd130a08 | 558 | static unsigned int test_nd (int dev, unsigned long last_block, |
dd018f5a TT |
559 | int block_size, unsigned long from_count, |
560 | unsigned long blocks_at_once) | |
879ac920 | 561 | { |
48e6e813 | 562 | unsigned char *blkbuf, *save_ptr, *test_ptr, *read_ptr; |
1c29b097 | 563 | unsigned char *test_base, *save_base, *read_base; |
dd018f5a | 564 | int try, i; |
84c05457 TT |
565 | const unsigned long patterns[] = { ~0 }; |
566 | const unsigned long *pattern; | |
849b6bc8 | 567 | int nr_pattern, pat_idx; |
a551b783 | 568 | long got, used2, written, save_currently_testing; |
d49a22b7 | 569 | struct saved_blk_record *test_record; |
a551b783 TT |
570 | /* This is static to prevent being clobbered by the longjmp */ |
571 | static int num_saved; | |
879ac920 | 572 | jmp_buf terminate_env; |
879ac920 | 573 | errcode_t errcode; |
54434927 TT |
574 | unsigned long buf_used; |
575 | static unsigned int bb_count; | |
879ac920 | 576 | |
54434927 | 577 | bb_count = 0; |
879ac920 TT |
578 | errcode = ext2fs_badblocks_list_iterate_begin(bb_list,&bb_iter); |
579 | if (errcode) { | |
dd018f5a | 580 | com_err (program_name, errcode, |
d9c56d3c | 581 | _("while beginning bad block list iteration")); |
879ac920 TT |
582 | exit (1); |
583 | } | |
584 | do { | |
585 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
586 | } while (next_bad && next_bad < from_count); | |
587 | ||
1c29b097 | 588 | blkbuf = allocate_buffer(3 * blocks_at_once * block_size); |
d49a22b7 TT |
589 | test_record = malloc (blocks_at_once*sizeof(struct saved_blk_record)); |
590 | if (!blkbuf || !test_record) { | |
d9c56d3c | 591 | com_err(program_name, ENOMEM, _("while allocating buffers")); |
879ac920 TT |
592 | exit (1); |
593 | } | |
1c29b097 TT |
594 | |
595 | save_base = blkbuf; | |
596 | test_base = blkbuf + (blocks_at_once * block_size); | |
597 | read_base = blkbuf + (2 * blocks_at_once * block_size); | |
598 | ||
d49a22b7 | 599 | num_saved = 0; |
879ac920 | 600 | |
4d404547 | 601 | flush_bufs(); |
879ac920 | 602 | if (v_flag) { |
54434927 | 603 | fputs(_("Checking for bad blocks in non-destructive read-write mode\n"), stderr); |
cd130a08 | 604 | fprintf (stderr, _("From block %lu to %lu\n"), from_count, last_block); |
879ac920 | 605 | } |
879ac920 | 606 | if (s_flag || v_flag > 1) { |
54434927 | 607 | fputs(_("Checking for bad blocks (non-destructive read-write test)\n"), stderr); |
879ac920 | 608 | } |
4d003982 TT |
609 | if (setjmp(terminate_env)) { |
610 | /* | |
611 | * Abnormal termination by a signal is handled here. | |
4d003982 | 612 | */ |
a551b783 | 613 | signal (SIGALRM, SIG_IGN); |
54434927 | 614 | fputs(_("\nInterrupt caught, cleaning up\n"), stderr); |
879ac920 | 615 | |
1c29b097 | 616 | save_ptr = save_base; |
d49a22b7 TT |
617 | for (i=0; i < num_saved; i++) { |
618 | do_write(dev, save_ptr, test_record[i].num, | |
619 | block_size, test_record[i].block); | |
620 | save_ptr += test_record[i].num * block_size; | |
621 | } | |
879ac920 | 622 | fflush (out); |
dd018f5a | 623 | exit(1); |
879ac920 | 624 | } |
4d003982 TT |
625 | |
626 | /* set up abend handler */ | |
627 | capture_terminate(terminate_env); | |
628 | ||
849b6bc8 TT |
629 | if (t_flag) { |
630 | pattern = t_patts; | |
631 | nr_pattern = t_flag; | |
632 | } else { | |
633 | pattern = patterns; | |
634 | nr_pattern = sizeof(patterns) / sizeof(patterns[0]); | |
635 | } | |
636 | for (pat_idx = 0; pat_idx < nr_pattern; pat_idx++) { | |
1c29b097 TT |
637 | pattern_fill(test_base, pattern[pat_idx], |
638 | blocks_at_once * block_size); | |
4d003982 | 639 | |
849b6bc8 TT |
640 | buf_used = 0; |
641 | bb_count = 0; | |
1c29b097 TT |
642 | save_ptr = save_base; |
643 | test_ptr = test_base; | |
849b6bc8 | 644 | currently_testing = from_count; |
8938ce64 | 645 | num_blocks = last_block - 1; |
849b6bc8 TT |
646 | if (s_flag && v_flag <= 1) |
647 | alarm_intr(SIGALRM); | |
4d003982 | 648 | |
849b6bc8 | 649 | while (currently_testing < last_block) { |
1c29b097 | 650 | got = try = blocks_at_once - buf_used; |
849b6bc8 TT |
651 | if (next_bad) { |
652 | if (currently_testing == next_bad) { | |
653 | /* fprintf (out, "%lu\n", nextbad); */ | |
654 | ext2fs_badblocks_list_iterate (bb_iter, &next_bad); | |
655 | currently_testing++; | |
656 | goto check_for_more; | |
657 | } | |
658 | else if (currently_testing + try > next_bad) | |
659 | try = next_bad - currently_testing; | |
d49a22b7 | 660 | } |
849b6bc8 TT |
661 | if (currently_testing + try > last_block) |
662 | try = last_block - currently_testing; | |
663 | got = do_read (dev, save_ptr, try, block_size, | |
664 | currently_testing); | |
665 | if (got == 0) { | |
666 | /* First block must have been bad. */ | |
667 | bb_count += bb_output(currently_testing++); | |
668 | goto check_for_more; | |
4d003982 | 669 | } |
4d003982 | 670 | |
849b6bc8 TT |
671 | /* |
672 | * Note the fact that we've saved this much data | |
673 | * *before* we overwrite it with test data | |
674 | */ | |
675 | test_record[num_saved].block = currently_testing; | |
676 | test_record[num_saved].num = got; | |
677 | num_saved++; | |
678 | ||
679 | /* Write the test data */ | |
680 | written = do_write (dev, test_ptr, got, block_size, | |
681 | currently_testing); | |
682 | if (written != got) | |
683 | com_err (program_name, errno, | |
684 | _("during test data write, block %lu"), | |
685 | currently_testing + written); | |
686 | ||
687 | buf_used += got; | |
4d003982 TT |
688 | save_ptr += got * block_size; |
689 | test_ptr += got * block_size; | |
849b6bc8 TT |
690 | currently_testing += got; |
691 | if (got != try) | |
692 | bb_count += bb_output(currently_testing++); | |
693 | ||
694 | check_for_more: | |
695 | /* | |
696 | * If there's room for more blocks to be tested this | |
697 | * around, and we're not done yet testing the disk, go | |
698 | * back and get some more blocks. | |
699 | */ | |
700 | if ((buf_used != blocks_at_once) && | |
701 | (currently_testing < last_block)) | |
702 | continue; | |
703 | ||
704 | flush_bufs(); | |
705 | save_currently_testing = currently_testing; | |
706 | ||
707 | /* | |
708 | * for each contiguous block that we read into the | |
709 | * buffer (and wrote test data into afterwards), read | |
710 | * it back (looping if necessary, to get past newly | |
711 | * discovered unreadable blocks, of which there should | |
712 | * be none, but with a hard drive which is unreliable, | |
713 | * it has happened), and compare with the test data | |
714 | * that was written; output to the bad block list if | |
715 | * it doesn't match. | |
716 | */ | |
717 | used2 = 0; | |
1c29b097 TT |
718 | save_ptr = save_base; |
719 | test_ptr = test_base; | |
720 | read_ptr = read_base; | |
849b6bc8 TT |
721 | try = 0; |
722 | ||
723 | while (1) { | |
724 | if (try == 0) { | |
725 | if (used2 >= num_saved) | |
726 | break; | |
727 | currently_testing = test_record[used2].block; | |
728 | try = test_record[used2].num; | |
729 | used2++; | |
730 | } | |
731 | ||
732 | got = do_read (dev, read_ptr, try, | |
733 | block_size, currently_testing); | |
734 | ||
735 | /* test the comparison between all the | |
736 | blocks successfully read */ | |
737 | for (i = 0; i < got; ++i) | |
738 | if (memcmp (test_ptr+i*block_size, | |
739 | read_ptr+i*block_size, block_size)) | |
740 | bb_count += bb_output(currently_testing + i); | |
741 | if (got < try) { | |
742 | bb_count += bb_output(currently_testing + got); | |
743 | got++; | |
744 | } | |
745 | ||
1c29b097 TT |
746 | /* write back original data */ |
747 | do_write (dev, save_ptr, got, | |
748 | block_size, currently_testing); | |
749 | save_ptr += got * block_size; | |
849b6bc8 TT |
750 | |
751 | currently_testing += got; | |
849b6bc8 TT |
752 | test_ptr += got * block_size; |
753 | read_ptr += got * block_size; | |
754 | try -= got; | |
755 | } | |
756 | ||
757 | /* empty the buffer so it can be reused */ | |
758 | num_saved = 0; | |
759 | buf_used = 0; | |
1c29b097 TT |
760 | save_ptr = save_base; |
761 | test_ptr = test_base; | |
849b6bc8 | 762 | currently_testing = save_currently_testing; |
4d003982 | 763 | } |
849b6bc8 TT |
764 | num_blocks = 0; |
765 | alarm(0); | |
766 | if (s_flag || v_flag > 1) | |
3ef681c5 | 767 | fputs(_(done_string), stderr); |
4d003982 | 768 | |
849b6bc8 | 769 | flush_bufs(); |
4d003982 | 770 | } |
4d003982 | 771 | uncapture_terminate(); |
dd018f5a TT |
772 | fflush(stderr); |
773 | free(blkbuf); | |
d49a22b7 | 774 | free(test_record); |
879ac920 TT |
775 | |
776 | ext2fs_badblocks_list_iterate_end(bb_iter); | |
777 | ||
778 | return bb_count; | |
3839e657 TT |
779 | } |
780 | ||
981dc56a TT |
781 | static void check_mount(char *device_name) |
782 | { | |
783 | errcode_t retval; | |
784 | int mount_flags; | |
785 | ||
786 | retval = ext2fs_check_if_mounted(device_name, &mount_flags); | |
787 | if (retval) { | |
788 | com_err("ext2fs_check_if_mount", retval, | |
789 | _("while determining whether %s is mounted."), | |
790 | device_name); | |
791 | return; | |
792 | } | |
2fa8f37f TT |
793 | if (mount_flags & EXT2_MF_MOUNTED) { |
794 | fprintf(stderr, _("%s is mounted; "), device_name); | |
795 | if (force) { | |
796 | fputs(_("badblocks forced anyway. " | |
797 | "Hope /etc/mtab is incorrect.\n"), stderr); | |
798 | return; | |
799 | } | |
800 | abort_badblocks: | |
801 | fputs(_("it's not safe to run badblocks!\n"), stderr); | |
802 | exit(1); | |
803 | } | |
981dc56a | 804 | |
f63978af | 805 | if ((mount_flags & EXT2_MF_BUSY) && !exclusive_ok) { |
2fa8f37f TT |
806 | fprintf(stderr, _("%s is apparently in use by the system; "), |
807 | device_name); | |
808 | if (force) | |
809 | fputs(_("badblocks forced anyway.\n"), stderr); | |
810 | else | |
811 | goto abort_badblocks; | |
981dc56a | 812 | } |
2fa8f37f | 813 | |
981dc56a TT |
814 | } |
815 | ||
816 | ||
00e5433e | 817 | int main (int argc, char ** argv) |
3839e657 | 818 | { |
519149fb | 819 | int c; |
3839e657 TT |
820 | char * tmp; |
821 | char * device_name; | |
879ac920 TT |
822 | char * host_device_name = NULL; |
823 | char * input_file = NULL; | |
3839e657 | 824 | char * output_file = NULL; |
879ac920 | 825 | FILE * in = NULL; |
dd018f5a | 826 | int block_size = 1024; |
167af997 | 827 | unsigned long blocks_at_once = 64; |
cd130a08 | 828 | blk_t last_block, from_count; |
879ac920 TT |
829 | int num_passes = 0; |
830 | int passes_clean = 0; | |
3839e657 | 831 | int dev; |
879ac920 | 832 | errcode_t errcode; |
84c05457 | 833 | unsigned long pattern; |
8820c79f TT |
834 | unsigned int (*test_func)(int, unsigned long, |
835 | int, unsigned long, | |
836 | unsigned long); | |
1c29b097 TT |
837 | int open_flag = 0; |
838 | long sysval; | |
3839e657 TT |
839 | |
840 | setbuf(stdout, NULL); | |
841 | setbuf(stderr, NULL); | |
d9c56d3c TT |
842 | #ifdef ENABLE_NLS |
843 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 844 | setlocale(LC_CTYPE, ""); |
d9c56d3c TT |
845 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
846 | textdomain(NLS_CAT_NAME); | |
847 | #endif | |
6d40f568 | 848 | srandom((unsigned int)time(NULL)); /* simple randomness is enough */ |
4d003982 | 849 | test_func = test_ro; |
4d404547 | 850 | |
1c29b097 TT |
851 | /* Determine the system page size if possible */ |
852 | #ifdef HAVE_SYSCONF | |
853 | #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE)) | |
854 | #define _SC_PAGESIZE _SC_PAGE_SIZE | |
855 | #endif | |
856 | #ifdef _SC_PAGESIZE | |
857 | sysval = sysconf(_SC_PAGESIZE); | |
858 | if (sysval > 0) | |
859 | sys_page_size = sysval; | |
860 | #endif /* _SC_PAGESIZE */ | |
861 | #endif /* HAVE_SYSCONF */ | |
862 | ||
3839e657 TT |
863 | if (argc && *argv) |
864 | program_name = *argv; | |
f63978af | 865 | while ((c = getopt (argc, argv, "b:fi:o:svwnc:p:h:t:X")) != EOF) { |
3839e657 TT |
866 | switch (c) { |
867 | case 'b': | |
868 | block_size = strtoul (optarg, &tmp, 0); | |
869 | if (*tmp || block_size > 4096) { | |
870 | com_err (program_name, 0, | |
d9c56d3c | 871 | _("bad block size - %s"), optarg); |
3839e657 TT |
872 | exit (1); |
873 | } | |
874 | break; | |
981dc56a TT |
875 | case 'f': |
876 | force++; | |
877 | break; | |
879ac920 TT |
878 | case 'i': |
879 | input_file = optarg; | |
880 | break; | |
3839e657 TT |
881 | case 'o': |
882 | output_file = optarg; | |
883 | break; | |
884 | case 's': | |
885 | s_flag = 1; | |
886 | break; | |
887 | case 'v': | |
19c78dc0 | 888 | v_flag++; |
3839e657 TT |
889 | break; |
890 | case 'w': | |
4d003982 | 891 | if (w_flag) |
d8b5f777 | 892 | exclusive_usage(); |
4d003982 TT |
893 | test_func = test_rw; |
894 | w_flag = 1; | |
879ac920 TT |
895 | break; |
896 | case 'n': | |
4d003982 | 897 | if (w_flag) |
d8b5f777 | 898 | exclusive_usage(); |
4d003982 | 899 | test_func = test_nd; |
879ac920 TT |
900 | w_flag = 2; |
901 | break; | |
902 | case 'c': | |
903 | blocks_at_once = strtoul (optarg, &tmp, 0); | |
904 | if (*tmp) { | |
905 | com_err (program_name, 0, | |
906 | "bad simultaneous block count - %s", optarg); | |
907 | exit (1); | |
908 | } | |
909 | break; | |
910 | case 'p': | |
911 | num_passes = strtoul (optarg, &tmp, 0); | |
912 | if (*tmp) { | |
913 | com_err (program_name, 0, | |
914 | "bad number of clean passes - %s", optarg); | |
915 | exit (1); | |
916 | } | |
917 | break; | |
918 | case 'h': | |
919 | host_device_name = optarg; | |
3839e657 | 920 | break; |
849b6bc8 TT |
921 | case 't': |
922 | if (t_flag + 1 > t_max) { | |
48e6e813 | 923 | unsigned long *t_patts_new; |
849b6bc8 TT |
924 | |
925 | t_patts_new = realloc(t_patts, t_max + T_INC); | |
926 | if (!t_patts_new) { | |
927 | com_err(program_name, ENOMEM, | |
928 | _("can't allocate memory for " | |
929 | "test_pattern - %s"), | |
930 | optarg); | |
931 | exit(1); | |
932 | } | |
933 | t_patts = t_patts_new; | |
934 | t_max += T_INC; | |
935 | } | |
84c05457 TT |
936 | if (!strcmp(optarg, "r") || !strcmp(optarg,"random")) { |
937 | t_patts[t_flag++] = ~0; | |
938 | } else { | |
939 | pattern = strtoul(optarg, &tmp, 0); | |
940 | if (*tmp) { | |
941 | com_err(program_name, 0, | |
849b6bc8 | 942 | _("invalid test_pattern: %s\n"), |
84c05457 TT |
943 | optarg); |
944 | exit(1); | |
945 | } | |
54434927 | 946 | if (pattern == (unsigned long) ~0) |
84c05457 TT |
947 | pattern = 0xffff; |
948 | t_patts[t_flag++] = pattern; | |
849b6bc8 | 949 | } |
849b6bc8 | 950 | break; |
f63978af TT |
951 | case 'X': |
952 | exclusive_ok++; | |
953 | break; | |
3839e657 | 954 | default: |
818180cd | 955 | usage(); |
3839e657 TT |
956 | } |
957 | } | |
849b6bc8 TT |
958 | if (!w_flag) { |
959 | if (t_flag > 1) { | |
960 | com_err(program_name, 0, | |
961 | _("Maximum of one test_pattern may be specified " | |
962 | "in read-only mode")); | |
963 | exit(1); | |
964 | } | |
54434927 | 965 | if (t_patts && (t_patts[0] == (unsigned long) ~0)) { |
849b6bc8 TT |
966 | com_err(program_name, 0, |
967 | _("Random test_pattern is not allowed " | |
968 | "in read-only mode")); | |
969 | exit(1); | |
970 | } | |
971 | } | |
3839e657 | 972 | if (optind > argc - 1) |
818180cd | 973 | usage(); |
3839e657 | 974 | device_name = argv[optind++]; |
35964b5c TT |
975 | if (optind > argc - 1) { |
976 | errcode = ext2fs_get_device_size(device_name, | |
977 | block_size, | |
cd130a08 | 978 | &last_block); |
35964b5c TT |
979 | if (errcode == EXT2_ET_UNIMPLEMENTED) { |
980 | com_err(program_name, 0, | |
981 | _("Couldn't determine device size; you " | |
982 | "must specify\nthe size manually\n")); | |
983 | exit(1); | |
984 | } | |
985 | if (errcode) { | |
986 | com_err(program_name, errcode, | |
987 | _("while trying to determine device size")); | |
988 | exit(1); | |
989 | } | |
990 | } else { | |
5267a520 TT |
991 | errno = 0; |
992 | last_block = strtoul (argv[optind], &tmp, 0); | |
993 | printf("last_block = %d (%s)\n", last_block, argv[optind]); | |
994 | if (*tmp || errno || | |
995 | (last_block == ULONG_MAX && errno == ERANGE)) { | |
f37ab68a | 996 | com_err (program_name, 0, _("invalid blocks count - %s"), |
35964b5c TT |
997 | argv[optind]); |
998 | exit (1); | |
999 | } | |
5267a520 | 1000 | last_block++; |
35964b5c | 1001 | optind++; |
3839e657 | 1002 | } |
35964b5c | 1003 | if (optind <= argc-1) { |
5267a520 | 1004 | errno = 0; |
f3db3566 | 1005 | from_count = strtoul (argv[optind], &tmp, 0); |
5267a520 TT |
1006 | printf("from_count = %d\n", from_count); |
1007 | if (*tmp || errno || | |
1008 | (from_count == ULONG_MAX && errno == ERANGE)) { | |
f37ab68a | 1009 | com_err (program_name, 0, _("invalid starting block - %s"), |
a551b783 TT |
1010 | argv[optind]); |
1011 | exit (1); | |
1012 | } | |
f3db3566 | 1013 | } else from_count = 0; |
cd130a08 | 1014 | if (from_count >= last_block) { |
d4e0b1c6 | 1015 | com_err (program_name, 0, _("invalid starting block (%lu): must be less than %lu"), |
54434927 | 1016 | (unsigned long) from_count, (unsigned long) last_block); |
f3db3566 TT |
1017 | exit (1); |
1018 | } | |
981dc56a TT |
1019 | if (w_flag) |
1020 | check_mount(device_name); | |
1021 | ||
1c29b097 TT |
1022 | open_flag = w_flag ? O_RDWR : O_RDONLY; |
1023 | dev = open (device_name, open_flag); | |
5493a27d | 1024 | if (dev == -1) { |
d9c56d3c | 1025 | com_err (program_name, errno, _("while trying to open %s"), |
3839e657 TT |
1026 | device_name); |
1027 | exit (1); | |
1028 | } | |
879ac920 | 1029 | if (host_device_name) { |
1c29b097 | 1030 | host_dev = open (host_device_name, open_flag); |
5493a27d | 1031 | if (host_dev == -1) { |
d9c56d3c TT |
1032 | com_err (program_name, errno, |
1033 | _("while trying to open %s"), | |
1034 | host_device_name); | |
879ac920 TT |
1035 | exit (1); |
1036 | } | |
1037 | } else | |
1038 | host_dev = dev; | |
3e699064 | 1039 | if (input_file) { |
879ac920 TT |
1040 | if (strcmp (input_file, "-") == 0) |
1041 | in = stdin; | |
1042 | else { | |
1043 | in = fopen (input_file, "r"); | |
1044 | if (in == NULL) | |
1045 | { | |
d9c56d3c TT |
1046 | com_err (program_name, errno, |
1047 | _("while trying to open %s"), | |
879ac920 TT |
1048 | input_file); |
1049 | exit (1); | |
1050 | } | |
1051 | } | |
3e699064 | 1052 | } |
3839e657 TT |
1053 | if (output_file && strcmp (output_file, "-") != 0) |
1054 | { | |
1055 | out = fopen (output_file, "w"); | |
1056 | if (out == NULL) | |
1057 | { | |
d9c56d3c TT |
1058 | com_err (program_name, errno, |
1059 | _("while trying to open %s"), | |
879ac920 | 1060 | output_file); |
3839e657 TT |
1061 | exit (1); |
1062 | } | |
1063 | } | |
1064 | else | |
1065 | out = stdout; | |
879ac920 TT |
1066 | |
1067 | errcode = ext2fs_badblocks_list_create(&bb_list,0); | |
1068 | if (errcode) { | |
d9c56d3c | 1069 | com_err (program_name, errcode, |
bb145b01 | 1070 | _("while creating in-memory bad blocks list")); |
879ac920 TT |
1071 | exit (1); |
1072 | } | |
1073 | ||
1074 | if (in) { | |
1075 | for(;;) { | |
a551b783 | 1076 | switch(fscanf (in, "%u\n", &next_bad)) { |
879ac920 TT |
1077 | case 0: |
1078 | com_err (program_name, 0, "input file - bad format"); | |
1079 | exit (1); | |
1080 | case EOF: | |
1081 | break; | |
1082 | default: | |
1083 | errcode = ext2fs_badblocks_list_add(bb_list,next_bad); | |
1084 | if (errcode) { | |
bb145b01 | 1085 | com_err (program_name, errcode, _("while adding to in-memory bad block list")); |
879ac920 TT |
1086 | exit (1); |
1087 | } | |
1088 | continue; | |
1089 | } | |
1090 | break; | |
1091 | } | |
1092 | ||
1093 | if (in != stdin) | |
1094 | fclose (in); | |
1095 | } | |
1096 | ||
1097 | do { | |
1098 | unsigned int bb_count; | |
1099 | ||
cd130a08 | 1100 | bb_count = test_func(dev, last_block, block_size, |
4d003982 TT |
1101 | from_count, blocks_at_once); |
1102 | if (bb_count) | |
1103 | passes_clean = 0; | |
1104 | else | |
1105 | ++passes_clean; | |
1106 | ||
879ac920 | 1107 | if (v_flag) |
d9c56d3c TT |
1108 | fprintf(stderr, |
1109 | _("Pass completed, %u bad blocks found.\n"), | |
1110 | bb_count); | |
879ac920 TT |
1111 | |
1112 | } while (passes_clean < num_passes); | |
1113 | ||
3839e657 TT |
1114 | close (dev); |
1115 | if (out != stdout) | |
1116 | fclose (out); | |
849b6bc8 TT |
1117 | if (t_patts) |
1118 | free(t_patts); | |
879ac920 | 1119 | return 0; |
3839e657 | 1120 | } |
d9c56d3c | 1121 |