Commit | Line | Data |
---|---|---|
f02df580 MS |
1 | /* Dump-to-file commands, for GDB, the GNU debugger. |
2 | ||
32d0add0 | 3 | Copyright (C) 2002-2015 Free Software Foundation, Inc. |
f02df580 MS |
4 | |
5 | Contributed by Red Hat. | |
6 | ||
7 | This file is part of GDB. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 11 | the Free Software Foundation; either version 3 of the License, or |
f02df580 MS |
12 | (at your option) any later version. |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
f02df580 MS |
21 | |
22 | #include "defs.h" | |
f02df580 MS |
23 | #include "cli/cli-decode.h" |
24 | #include "cli/cli-cmds.h" | |
25 | #include "value.h" | |
26 | #include "completer.h" | |
f02df580 MS |
27 | #include <ctype.h> |
28 | #include "target.h" | |
dbda9972 | 29 | #include "readline/readline.h" |
c0ac0ec7 | 30 | #include "gdbcore.h" |
e9cafbcc | 31 | #include "cli/cli-utils.h" |
cbb099e8 | 32 | #include "gdb_bfd.h" |
614c279d | 33 | #include "filestuff.h" |
f02df580 | 34 | |
f02df580 | 35 | |
93db0d79 TT |
36 | static const char * |
37 | scan_expression_with_cleanup (const char **cmd, const char *def) | |
f02df580 MS |
38 | { |
39 | if ((*cmd) == NULL || (**cmd) == '\0') | |
40 | { | |
41 | char *exp = xstrdup (def); | |
cdb27c12 | 42 | |
f02df580 MS |
43 | make_cleanup (xfree, exp); |
44 | return exp; | |
45 | } | |
46 | else | |
47 | { | |
48 | char *exp; | |
93db0d79 | 49 | const char *end; |
f02df580 MS |
50 | |
51 | end = (*cmd) + strcspn (*cmd, " \t"); | |
52 | exp = savestring ((*cmd), end - (*cmd)); | |
53 | make_cleanup (xfree, exp); | |
93db0d79 | 54 | (*cmd) = skip_spaces_const (end); |
f02df580 MS |
55 | return exp; |
56 | } | |
57 | } | |
58 | ||
59 | ||
db229724 | 60 | static char * |
93db0d79 | 61 | scan_filename_with_cleanup (const char **cmd, const char *defname) |
f02df580 MS |
62 | { |
63 | char *filename; | |
64 | char *fullname; | |
65 | ||
66 | /* FIXME: Need to get the ``/a(ppend)'' flag from somewhere. */ | |
67 | ||
68 | /* File. */ | |
69 | if ((*cmd) == NULL) | |
70 | { | |
71 | if (defname == NULL) | |
8a3fe4f8 | 72 | error (_("Missing filename.")); |
f02df580 MS |
73 | filename = xstrdup (defname); |
74 | make_cleanup (xfree, filename); | |
75 | } | |
76 | else | |
77 | { | |
78 | /* FIXME: should parse a possibly quoted string. */ | |
93db0d79 | 79 | const char *end; |
f02df580 | 80 | |
93db0d79 | 81 | (*cmd) = skip_spaces_const (*cmd); |
f02df580 MS |
82 | end = *cmd + strcspn (*cmd, " \t"); |
83 | filename = savestring ((*cmd), end - (*cmd)); | |
84 | make_cleanup (xfree, filename); | |
93db0d79 | 85 | (*cmd) = skip_spaces_const (end); |
f02df580 MS |
86 | } |
87 | gdb_assert (filename != NULL); | |
88 | ||
89 | fullname = tilde_expand (filename); | |
90 | make_cleanup (xfree, fullname); | |
91 | ||
92 | return fullname; | |
93 | } | |
94 | ||
db229724 | 95 | static FILE * |
c26b8e3b | 96 | fopen_with_cleanup (const char *filename, const char *mode) |
f02df580 | 97 | { |
614c279d | 98 | FILE *file = gdb_fopen_cloexec (filename, mode); |
cdb27c12 | 99 | |
f02df580 MS |
100 | if (file == NULL) |
101 | perror_with_name (filename); | |
102 | make_cleanup_fclose (file); | |
103 | return file; | |
104 | } | |
105 | ||
106 | static bfd * | |
107 | bfd_openr_with_cleanup (const char *filename, const char *target) | |
108 | { | |
109 | bfd *ibfd; | |
110 | ||
64c31149 | 111 | ibfd = gdb_bfd_openr (filename, target); |
5cb316ef | 112 | if (ibfd == NULL) |
8a3fe4f8 | 113 | error (_("Failed to open %s: %s."), filename, |
f02df580 MS |
114 | bfd_errmsg (bfd_get_error ())); |
115 | ||
f9a062ff | 116 | make_cleanup_bfd_unref (ibfd); |
f02df580 | 117 | if (!bfd_check_format (ibfd, bfd_object)) |
8a3fe4f8 | 118 | error (_("'%s' is not a recognized file format."), filename); |
f02df580 MS |
119 | |
120 | return ibfd; | |
121 | } | |
122 | ||
123 | static bfd * | |
c26b8e3b AC |
124 | bfd_openw_with_cleanup (const char *filename, const char *target, |
125 | const char *mode) | |
f02df580 MS |
126 | { |
127 | bfd *obfd; | |
128 | ||
129 | if (*mode == 'w') /* Write: create new file */ | |
130 | { | |
64c31149 | 131 | obfd = gdb_bfd_openw (filename, target); |
5cb316ef | 132 | if (obfd == NULL) |
8a3fe4f8 | 133 | error (_("Failed to open %s: %s."), filename, |
f02df580 | 134 | bfd_errmsg (bfd_get_error ())); |
f9a062ff | 135 | make_cleanup_bfd_unref (obfd); |
f02df580 | 136 | if (!bfd_set_format (obfd, bfd_object)) |
8a3fe4f8 | 137 | error (_("bfd_openw_with_cleanup: %s."), bfd_errmsg (bfd_get_error ())); |
f02df580 | 138 | } |
ebcd3b23 MS |
139 | else if (*mode == 'a') /* Append to existing file. */ |
140 | { /* FIXME -- doesn't work... */ | |
8a3fe4f8 | 141 | error (_("bfd_openw does not work with append.")); |
f02df580 MS |
142 | } |
143 | else | |
8a3fe4f8 | 144 | error (_("bfd_openw_with_cleanup: unknown mode %s."), mode); |
f02df580 MS |
145 | |
146 | return obfd; | |
147 | } | |
148 | ||
28578e6b YQ |
149 | static struct cmd_list_element *dump_cmdlist; |
150 | static struct cmd_list_element *append_cmdlist; | |
151 | static struct cmd_list_element *srec_cmdlist; | |
152 | static struct cmd_list_element *ihex_cmdlist; | |
153 | static struct cmd_list_element *tekhex_cmdlist; | |
154 | static struct cmd_list_element *binary_dump_cmdlist; | |
155 | static struct cmd_list_element *binary_append_cmdlist; | |
f02df580 MS |
156 | |
157 | static void | |
158 | dump_command (char *cmd, int from_tty) | |
159 | { | |
a3f17187 | 160 | printf_unfiltered (_("\"dump\" must be followed by a subcommand.\n\n")); |
635c7e8a | 161 | help_list (dump_cmdlist, "dump ", all_commands, gdb_stdout); |
f02df580 MS |
162 | } |
163 | ||
164 | static void | |
165 | append_command (char *cmd, int from_tty) | |
166 | { | |
a3f17187 | 167 | printf_unfiltered (_("\"append\" must be followed by a subcommand.\n\n")); |
635c7e8a | 168 | help_list (dump_cmdlist, "append ", all_commands, gdb_stdout); |
f02df580 MS |
169 | } |
170 | ||
171 | static void | |
c26b8e3b | 172 | dump_binary_file (const char *filename, const char *mode, |
5005c8a9 | 173 | const bfd_byte *buf, ULONGEST len) |
f02df580 MS |
174 | { |
175 | FILE *file; | |
176 | int status; | |
177 | ||
178 | file = fopen_with_cleanup (filename, mode); | |
179 | status = fwrite (buf, len, 1, file); | |
180 | if (status != 1) | |
181 | perror_with_name (filename); | |
182 | } | |
183 | ||
184 | static void | |
c26b8e3b AC |
185 | dump_bfd_file (const char *filename, const char *mode, |
186 | const char *target, CORE_ADDR vaddr, | |
5005c8a9 | 187 | const bfd_byte *buf, ULONGEST len) |
f02df580 MS |
188 | { |
189 | bfd *obfd; | |
190 | asection *osection; | |
191 | ||
192 | obfd = bfd_openw_with_cleanup (filename, target, mode); | |
193 | osection = bfd_make_section_anyway (obfd, ".newsec"); | |
194 | bfd_set_section_size (obfd, osection, len); | |
195 | bfd_set_section_vma (obfd, osection, vaddr); | |
196 | bfd_set_section_alignment (obfd, osection, 0); | |
e9c55a7b AC |
197 | bfd_set_section_flags (obfd, osection, (SEC_HAS_CONTENTS |
198 | | SEC_ALLOC | |
199 | | SEC_LOAD)); | |
f02df580 | 200 | osection->entsize = 0; |
53624a93 MS |
201 | if (!bfd_set_section_contents (obfd, osection, buf, 0, len)) |
202 | warning (_("writing dump file '%s' (%s)"), filename, | |
203 | bfd_errmsg (bfd_get_error ())); | |
f02df580 MS |
204 | } |
205 | ||
206 | static void | |
93db0d79 | 207 | dump_memory_to_file (const char *cmd, const char *mode, const char *file_format) |
f02df580 MS |
208 | { |
209 | struct cleanup *old_cleanups = make_cleanup (null_cleanup, NULL); | |
210 | CORE_ADDR lo; | |
211 | CORE_ADDR hi; | |
212 | ULONGEST count; | |
93db0d79 | 213 | const char *filename; |
f02df580 | 214 | void *buf; |
93db0d79 TT |
215 | const char *lo_exp; |
216 | const char *hi_exp; | |
f02df580 MS |
217 | |
218 | /* Open the file. */ | |
219 | filename = scan_filename_with_cleanup (&cmd, NULL); | |
220 | ||
221 | /* Find the low address. */ | |
222 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 223 | error (_("Missing start address.")); |
f02df580 MS |
224 | lo_exp = scan_expression_with_cleanup (&cmd, NULL); |
225 | ||
226 | /* Find the second address - rest of line. */ | |
227 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 228 | error (_("Missing stop address.")); |
f02df580 MS |
229 | hi_exp = cmd; |
230 | ||
231 | lo = parse_and_eval_address (lo_exp); | |
232 | hi = parse_and_eval_address (hi_exp); | |
233 | if (hi <= lo) | |
8a3fe4f8 | 234 | error (_("Invalid memory address range (start >= end).")); |
f02df580 MS |
235 | count = hi - lo; |
236 | ||
237 | /* FIXME: Should use read_memory_partial() and a magic blocking | |
238 | value. */ | |
239 | buf = xmalloc (count); | |
240 | make_cleanup (xfree, buf); | |
c0ac0ec7 | 241 | read_memory (lo, buf, count); |
f02df580 MS |
242 | |
243 | /* Have everything. Open/write the data. */ | |
244 | if (file_format == NULL || strcmp (file_format, "binary") == 0) | |
245 | { | |
246 | dump_binary_file (filename, mode, buf, count); | |
247 | } | |
248 | else | |
249 | { | |
250 | dump_bfd_file (filename, mode, file_format, lo, buf, count); | |
251 | } | |
252 | ||
253 | do_cleanups (old_cleanups); | |
254 | } | |
255 | ||
256 | static void | |
257 | dump_memory_command (char *cmd, char *mode) | |
258 | { | |
259 | dump_memory_to_file (cmd, mode, "binary"); | |
260 | } | |
261 | ||
262 | static void | |
93db0d79 | 263 | dump_value_to_file (const char *cmd, const char *mode, const char *file_format) |
f02df580 MS |
264 | { |
265 | struct cleanup *old_cleanups = make_cleanup (null_cleanup, NULL); | |
266 | struct value *val; | |
93db0d79 | 267 | const char *filename; |
f02df580 MS |
268 | |
269 | /* Open the file. */ | |
270 | filename = scan_filename_with_cleanup (&cmd, NULL); | |
271 | ||
272 | /* Find the value. */ | |
273 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 274 | error (_("No value to %s."), *mode == 'a' ? "append" : "dump"); |
f02df580 MS |
275 | val = parse_and_eval (cmd); |
276 | if (val == NULL) | |
8a3fe4f8 | 277 | error (_("Invalid expression.")); |
f02df580 MS |
278 | |
279 | /* Have everything. Open/write the data. */ | |
280 | if (file_format == NULL || strcmp (file_format, "binary") == 0) | |
281 | { | |
0fd88904 | 282 | dump_binary_file (filename, mode, value_contents (val), |
df407dfe | 283 | TYPE_LENGTH (value_type (val))); |
f02df580 MS |
284 | } |
285 | else | |
286 | { | |
287 | CORE_ADDR vaddr; | |
288 | ||
289 | if (VALUE_LVAL (val)) | |
290 | { | |
42ae5230 | 291 | vaddr = value_address (val); |
f02df580 MS |
292 | } |
293 | else | |
294 | { | |
295 | vaddr = 0; | |
8a3fe4f8 | 296 | warning (_("value is not an lval: address assumed to be zero")); |
f02df580 MS |
297 | } |
298 | ||
299 | dump_bfd_file (filename, mode, file_format, vaddr, | |
0fd88904 | 300 | value_contents (val), |
df407dfe | 301 | TYPE_LENGTH (value_type (val))); |
f02df580 MS |
302 | } |
303 | ||
304 | do_cleanups (old_cleanups); | |
305 | } | |
306 | ||
307 | static void | |
308 | dump_value_command (char *cmd, char *mode) | |
309 | { | |
310 | dump_value_to_file (cmd, mode, "binary"); | |
311 | } | |
312 | ||
f02df580 MS |
313 | static void |
314 | dump_srec_memory (char *args, int from_tty) | |
315 | { | |
5d1d95de | 316 | dump_memory_to_file (args, FOPEN_WB, "srec"); |
f02df580 MS |
317 | } |
318 | ||
319 | static void | |
320 | dump_srec_value (char *args, int from_tty) | |
321 | { | |
5d1d95de | 322 | dump_value_to_file (args, FOPEN_WB, "srec"); |
f02df580 MS |
323 | } |
324 | ||
325 | static void | |
326 | dump_ihex_memory (char *args, int from_tty) | |
327 | { | |
5d1d95de | 328 | dump_memory_to_file (args, FOPEN_WB, "ihex"); |
f02df580 MS |
329 | } |
330 | ||
331 | static void | |
332 | dump_ihex_value (char *args, int from_tty) | |
333 | { | |
5d1d95de | 334 | dump_value_to_file (args, FOPEN_WB, "ihex"); |
f02df580 MS |
335 | } |
336 | ||
337 | static void | |
338 | dump_tekhex_memory (char *args, int from_tty) | |
339 | { | |
5d1d95de | 340 | dump_memory_to_file (args, FOPEN_WB, "tekhex"); |
f02df580 MS |
341 | } |
342 | ||
343 | static void | |
344 | dump_tekhex_value (char *args, int from_tty) | |
345 | { | |
5d1d95de | 346 | dump_value_to_file (args, FOPEN_WB, "tekhex"); |
f02df580 MS |
347 | } |
348 | ||
349 | static void | |
350 | dump_binary_memory (char *args, int from_tty) | |
351 | { | |
5d1d95de | 352 | dump_memory_to_file (args, FOPEN_WB, "binary"); |
f02df580 MS |
353 | } |
354 | ||
355 | static void | |
356 | dump_binary_value (char *args, int from_tty) | |
357 | { | |
5d1d95de | 358 | dump_value_to_file (args, FOPEN_WB, "binary"); |
f02df580 MS |
359 | } |
360 | ||
361 | static void | |
362 | append_binary_memory (char *args, int from_tty) | |
363 | { | |
5d1d95de | 364 | dump_memory_to_file (args, FOPEN_AB, "binary"); |
f02df580 MS |
365 | } |
366 | ||
367 | static void | |
368 | append_binary_value (char *args, int from_tty) | |
369 | { | |
5d1d95de | 370 | dump_value_to_file (args, FOPEN_AB, "binary"); |
f02df580 MS |
371 | } |
372 | ||
373 | struct dump_context | |
374 | { | |
375 | void (*func) (char *cmd, char *mode); | |
376 | char *mode; | |
377 | }; | |
378 | ||
379 | static void | |
380 | call_dump_func (struct cmd_list_element *c, char *args, int from_tty) | |
381 | { | |
382 | struct dump_context *d = get_cmd_context (c); | |
cdb27c12 | 383 | |
f02df580 MS |
384 | d->func (args, d->mode); |
385 | } | |
386 | ||
db229724 | 387 | static void |
f02df580 MS |
388 | add_dump_command (char *name, void (*func) (char *args, char *mode), |
389 | char *descr) | |
390 | ||
391 | { | |
392 | struct cmd_list_element *c; | |
393 | struct dump_context *d; | |
394 | ||
395 | c = add_cmd (name, all_commands, NULL, descr, &dump_cmdlist); | |
396 | c->completer = filename_completer; | |
70ba0933 | 397 | d = XNEW (struct dump_context); |
f02df580 | 398 | d->func = func; |
5d1d95de | 399 | d->mode = FOPEN_WB; |
f02df580 MS |
400 | set_cmd_context (c, d); |
401 | c->func = call_dump_func; | |
402 | ||
403 | c = add_cmd (name, all_commands, NULL, descr, &append_cmdlist); | |
404 | c->completer = filename_completer; | |
70ba0933 | 405 | d = XNEW (struct dump_context); |
f02df580 | 406 | d->func = func; |
5d1d95de | 407 | d->mode = FOPEN_AB; |
f02df580 MS |
408 | set_cmd_context (c, d); |
409 | c->func = call_dump_func; | |
410 | ||
cb1a6d5f | 411 | /* Replace "Dump " at start of docstring with "Append " (borrowed |
eefe576e | 412 | from [deleted] deprecated_add_show_from_set). */ |
f02df580 MS |
413 | if ( c->doc[0] == 'W' |
414 | && c->doc[1] == 'r' | |
415 | && c->doc[2] == 'i' | |
416 | && c->doc[3] == 't' | |
417 | && c->doc[4] == 'e' | |
418 | && c->doc[5] == ' ') | |
1754f103 | 419 | c->doc = concat ("Append ", c->doc + 6, (char *)NULL); |
f02df580 MS |
420 | } |
421 | ||
ebcd3b23 | 422 | /* Opaque data for restore_section_callback. */ |
f02df580 | 423 | struct callback_data { |
1fac167a | 424 | CORE_ADDR load_offset; |
f02df580 MS |
425 | CORE_ADDR load_start; |
426 | CORE_ADDR load_end; | |
427 | }; | |
428 | ||
429 | /* Function: restore_section_callback. | |
430 | ||
431 | Callback function for bfd_map_over_sections. | |
432 | Selectively loads the sections into memory. */ | |
433 | ||
434 | static void | |
435 | restore_section_callback (bfd *ibfd, asection *isec, void *args) | |
436 | { | |
437 | struct callback_data *data = args; | |
438 | bfd_vma sec_start = bfd_section_vma (ibfd, isec); | |
439 | bfd_size_type size = bfd_section_size (ibfd, isec); | |
440 | bfd_vma sec_end = sec_start + size; | |
441 | bfd_size_type sec_offset = 0; | |
442 | bfd_size_type sec_load_count = size; | |
443 | struct cleanup *old_chain; | |
47b667de | 444 | gdb_byte *buf; |
f02df580 MS |
445 | int ret; |
446 | ||
ebcd3b23 | 447 | /* Ignore non-loadable sections, eg. from elf files. */ |
f02df580 MS |
448 | if (!(bfd_get_section_flags (ibfd, isec) & SEC_LOAD)) |
449 | return; | |
450 | ||
451 | /* Does the section overlap with the desired restore range? */ | |
452 | if (sec_end <= data->load_start | |
453 | || (data->load_end > 0 && sec_start >= data->load_end)) | |
454 | { | |
ebcd3b23 | 455 | /* No, no useable data in this section. */ |
a3f17187 | 456 | printf_filtered (_("skipping section %s...\n"), |
f02df580 MS |
457 | bfd_section_name (ibfd, isec)); |
458 | return; | |
459 | } | |
460 | ||
461 | /* Compare section address range with user-requested | |
462 | address range (if any). Compute where the actual | |
463 | transfer should start and end. */ | |
464 | if (sec_start < data->load_start) | |
465 | sec_offset = data->load_start - sec_start; | |
ebcd3b23 | 466 | /* Size of a partial transfer. */ |
f02df580 MS |
467 | sec_load_count -= sec_offset; |
468 | if (data->load_end > 0 && sec_end > data->load_end) | |
469 | sec_load_count -= sec_end - data->load_end; | |
470 | ||
471 | /* Get the data. */ | |
472 | buf = xmalloc (size); | |
473 | old_chain = make_cleanup (xfree, buf); | |
474 | if (!bfd_get_section_contents (ibfd, isec, buf, 0, size)) | |
8a3fe4f8 | 475 | error (_("Failed to read bfd file %s: '%s'."), bfd_get_filename (ibfd), |
f02df580 MS |
476 | bfd_errmsg (bfd_get_error ())); |
477 | ||
478 | printf_filtered ("Restoring section %s (0x%lx to 0x%lx)", | |
479 | bfd_section_name (ibfd, isec), | |
480 | (unsigned long) sec_start, | |
481 | (unsigned long) sec_end); | |
482 | ||
483 | if (data->load_offset != 0 || data->load_start != 0 || data->load_end != 0) | |
5af949e3 | 484 | printf_filtered (" into memory (%s to %s)\n", |
f5656ead | 485 | paddress (target_gdbarch (), |
5af949e3 | 486 | (unsigned long) sec_start |
f5db4da3 | 487 | + sec_offset + data->load_offset), |
f5656ead | 488 | paddress (target_gdbarch (), |
5af949e3 UW |
489 | (unsigned long) sec_start + sec_offset |
490 | + data->load_offset + sec_load_count)); | |
f02df580 MS |
491 | else |
492 | puts_filtered ("\n"); | |
493 | ||
494 | /* Write the data. */ | |
495 | ret = target_write_memory (sec_start + sec_offset + data->load_offset, | |
496 | buf + sec_offset, sec_load_count); | |
497 | if (ret != 0) | |
8a3fe4f8 | 498 | warning (_("restore: memory write failed (%s)."), safe_strerror (ret)); |
f02df580 MS |
499 | do_cleanups (old_chain); |
500 | return; | |
501 | } | |
502 | ||
503 | static void | |
93db0d79 | 504 | restore_binary_file (const char *filename, struct callback_data *data) |
f02df580 | 505 | { |
5b3fca71 | 506 | struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); |
5d1d95de | 507 | FILE *file = fopen_with_cleanup (filename, FOPEN_RB); |
47b667de | 508 | gdb_byte *buf; |
f02df580 MS |
509 | long len; |
510 | ||
511 | /* Get the file size for reading. */ | |
512 | if (fseek (file, 0, SEEK_END) == 0) | |
5e9e105f MS |
513 | { |
514 | len = ftell (file); | |
515 | if (len < 0) | |
516 | perror_with_name (filename); | |
517 | } | |
f02df580 MS |
518 | else |
519 | perror_with_name (filename); | |
520 | ||
521 | if (len <= data->load_start) | |
8a3fe4f8 | 522 | error (_("Start address is greater than length of binary file %s."), |
f02df580 MS |
523 | filename); |
524 | ||
ebcd3b23 | 525 | /* Chop off "len" if it exceeds the requested load_end addr. */ |
f02df580 MS |
526 | if (data->load_end != 0 && data->load_end < len) |
527 | len = data->load_end; | |
ebcd3b23 | 528 | /* Chop off "len" if the requested load_start addr skips some bytes. */ |
f02df580 MS |
529 | if (data->load_start > 0) |
530 | len -= data->load_start; | |
531 | ||
532 | printf_filtered | |
533 | ("Restoring binary file %s into memory (0x%lx to 0x%lx)\n", | |
534 | filename, | |
1fac167a UW |
535 | (unsigned long) (data->load_start + data->load_offset), |
536 | (unsigned long) (data->load_start + data->load_offset + len)); | |
f02df580 MS |
537 | |
538 | /* Now set the file pos to the requested load start pos. */ | |
539 | if (fseek (file, data->load_start, SEEK_SET) != 0) | |
540 | perror_with_name (filename); | |
541 | ||
542 | /* Now allocate a buffer and read the file contents. */ | |
543 | buf = xmalloc (len); | |
544 | make_cleanup (xfree, buf); | |
545 | if (fread (buf, 1, len, file) != len) | |
546 | perror_with_name (filename); | |
547 | ||
ebcd3b23 | 548 | /* Now write the buffer into target memory. */ |
f02df580 MS |
549 | len = target_write_memory (data->load_start + data->load_offset, buf, len); |
550 | if (len != 0) | |
8a3fe4f8 | 551 | warning (_("restore: memory write failed (%s)."), safe_strerror (len)); |
5b3fca71 | 552 | do_cleanups (cleanup); |
f02df580 MS |
553 | } |
554 | ||
555 | static void | |
93db0d79 | 556 | restore_command (char *args_in, int from_tty) |
f02df580 MS |
557 | { |
558 | char *filename; | |
559 | struct callback_data data; | |
560 | bfd *ibfd; | |
561 | int binary_flag = 0; | |
93db0d79 | 562 | const char *args = args_in; |
f02df580 MS |
563 | |
564 | if (!target_has_execution) | |
565 | noprocess (); | |
566 | ||
567 | data.load_offset = 0; | |
568 | data.load_start = 0; | |
569 | data.load_end = 0; | |
570 | ||
ebcd3b23 | 571 | /* Parse the input arguments. First is filename (required). */ |
f02df580 MS |
572 | filename = scan_filename_with_cleanup (&args, NULL); |
573 | if (args != NULL && *args != '\0') | |
574 | { | |
575 | char *binary_string = "binary"; | |
576 | ||
577 | /* Look for optional "binary" flag. */ | |
578 | if (strncmp (args, binary_string, strlen (binary_string)) == 0) | |
579 | { | |
580 | binary_flag = 1; | |
581 | args += strlen (binary_string); | |
93db0d79 | 582 | args = skip_spaces_const (args); |
f02df580 | 583 | } |
ebcd3b23 | 584 | /* Parse offset (optional). */ |
f02df580 MS |
585 | if (args != NULL && *args != '\0') |
586 | data.load_offset = | |
1fac167a | 587 | parse_and_eval_address (scan_expression_with_cleanup (&args, NULL)); |
f02df580 MS |
588 | if (args != NULL && *args != '\0') |
589 | { | |
ebcd3b23 | 590 | /* Parse start address (optional). */ |
f02df580 | 591 | data.load_start = |
de530e84 | 592 | parse_and_eval_long (scan_expression_with_cleanup (&args, NULL)); |
f02df580 MS |
593 | if (args != NULL && *args != '\0') |
594 | { | |
ebcd3b23 | 595 | /* Parse end address (optional). */ |
de530e84 | 596 | data.load_end = parse_and_eval_long (args); |
f02df580 | 597 | if (data.load_end <= data.load_start) |
8a3fe4f8 | 598 | error (_("Start must be less than end.")); |
f02df580 MS |
599 | } |
600 | } | |
601 | } | |
602 | ||
603 | if (info_verbose) | |
604 | printf_filtered ("Restore file %s offset 0x%lx start 0x%lx end 0x%lx\n", | |
605 | filename, (unsigned long) data.load_offset, | |
606 | (unsigned long) data.load_start, | |
607 | (unsigned long) data.load_end); | |
608 | ||
609 | if (binary_flag) | |
610 | { | |
611 | restore_binary_file (filename, &data); | |
612 | } | |
613 | else | |
614 | { | |
ebcd3b23 | 615 | /* Open the file for loading. */ |
f02df580 MS |
616 | ibfd = bfd_openr_with_cleanup (filename, NULL); |
617 | ||
ebcd3b23 | 618 | /* Process the sections. */ |
f02df580 MS |
619 | bfd_map_over_sections (ibfd, restore_section_callback, &data); |
620 | } | |
621 | return; | |
622 | } | |
623 | ||
624 | static void | |
625 | srec_dump_command (char *cmd, int from_tty) | |
626 | { | |
627 | printf_unfiltered ("\"dump srec\" must be followed by a subcommand.\n"); | |
635c7e8a | 628 | help_list (srec_cmdlist, "dump srec ", all_commands, gdb_stdout); |
f02df580 MS |
629 | } |
630 | ||
631 | static void | |
632 | ihex_dump_command (char *cmd, int from_tty) | |
633 | { | |
634 | printf_unfiltered ("\"dump ihex\" must be followed by a subcommand.\n"); | |
635c7e8a | 635 | help_list (ihex_cmdlist, "dump ihex ", all_commands, gdb_stdout); |
f02df580 MS |
636 | } |
637 | ||
638 | static void | |
639 | tekhex_dump_command (char *cmd, int from_tty) | |
640 | { | |
641 | printf_unfiltered ("\"dump tekhex\" must be followed by a subcommand.\n"); | |
635c7e8a | 642 | help_list (tekhex_cmdlist, "dump tekhex ", all_commands, gdb_stdout); |
f02df580 MS |
643 | } |
644 | ||
645 | static void | |
646 | binary_dump_command (char *cmd, int from_tty) | |
647 | { | |
648 | printf_unfiltered ("\"dump binary\" must be followed by a subcommand.\n"); | |
635c7e8a | 649 | help_list (binary_dump_cmdlist, "dump binary ", all_commands, gdb_stdout); |
f02df580 MS |
650 | } |
651 | ||
652 | static void | |
653 | binary_append_command (char *cmd, int from_tty) | |
654 | { | |
655 | printf_unfiltered ("\"append binary\" must be followed by a subcommand.\n"); | |
635c7e8a TT |
656 | help_list (binary_append_cmdlist, "append binary ", all_commands, |
657 | gdb_stdout); | |
f02df580 MS |
658 | } |
659 | ||
b9362cc7 AC |
660 | extern initialize_file_ftype _initialize_cli_dump; /* -Wmissing-prototypes */ |
661 | ||
f02df580 MS |
662 | void |
663 | _initialize_cli_dump (void) | |
664 | { | |
665 | struct cmd_list_element *c; | |
cdb27c12 | 666 | |
9a2b4c1b MS |
667 | add_prefix_cmd ("dump", class_vars, dump_command, |
668 | _("Dump target code/data to a local file."), | |
f02df580 MS |
669 | &dump_cmdlist, "dump ", |
670 | 0/*allow-unknown*/, | |
671 | &cmdlist); | |
9a2b4c1b MS |
672 | add_prefix_cmd ("append", class_vars, append_command, |
673 | _("Append target code/data to a local file."), | |
f02df580 MS |
674 | &append_cmdlist, "append ", |
675 | 0/*allow-unknown*/, | |
676 | &cmdlist); | |
677 | ||
678 | add_dump_command ("memory", dump_memory_command, "\ | |
679 | Write contents of memory to a raw binary file.\n\ | |
680 | Arguments are FILE START STOP. Writes the contents of memory within the\n\ | |
64b9b334 | 681 | range [START .. STOP) to the specified FILE in raw target ordered bytes."); |
f02df580 MS |
682 | |
683 | add_dump_command ("value", dump_value_command, "\ | |
684 | Write the value of an expression to a raw binary file.\n\ | |
685 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION to\n\ | |
686 | the specified FILE in raw target ordered bytes."); | |
687 | ||
9a2b4c1b MS |
688 | add_prefix_cmd ("srec", all_commands, srec_dump_command, |
689 | _("Write target code/data to an srec file."), | |
f02df580 MS |
690 | &srec_cmdlist, "dump srec ", |
691 | 0 /*allow-unknown*/, | |
692 | &dump_cmdlist); | |
693 | ||
9a2b4c1b MS |
694 | add_prefix_cmd ("ihex", all_commands, ihex_dump_command, |
695 | _("Write target code/data to an intel hex file."), | |
f02df580 MS |
696 | &ihex_cmdlist, "dump ihex ", |
697 | 0 /*allow-unknown*/, | |
698 | &dump_cmdlist); | |
699 | ||
9a2b4c1b MS |
700 | add_prefix_cmd ("tekhex", all_commands, tekhex_dump_command, |
701 | _("Write target code/data to a tekhex file."), | |
f02df580 MS |
702 | &tekhex_cmdlist, "dump tekhex ", |
703 | 0 /*allow-unknown*/, | |
704 | &dump_cmdlist); | |
705 | ||
9a2b4c1b MS |
706 | add_prefix_cmd ("binary", all_commands, binary_dump_command, |
707 | _("Write target code/data to a raw binary file."), | |
f02df580 MS |
708 | &binary_dump_cmdlist, "dump binary ", |
709 | 0 /*allow-unknown*/, | |
710 | &dump_cmdlist); | |
711 | ||
9a2b4c1b MS |
712 | add_prefix_cmd ("binary", all_commands, binary_append_command, |
713 | _("Append target code/data to a raw binary file."), | |
f02df580 MS |
714 | &binary_append_cmdlist, "append binary ", |
715 | 0 /*allow-unknown*/, | |
716 | &append_cmdlist); | |
717 | ||
1a966eab | 718 | add_cmd ("memory", all_commands, dump_srec_memory, _("\ |
f02df580 MS |
719 | Write contents of memory to an srec file.\n\ |
720 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 721 | within the range [START .. STOP) to the specified FILE in srec format."), |
f02df580 MS |
722 | &srec_cmdlist); |
723 | ||
1a966eab | 724 | add_cmd ("value", all_commands, dump_srec_value, _("\ |
f02df580 MS |
725 | Write the value of an expression to an srec file.\n\ |
726 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 727 | to the specified FILE in srec format."), |
f02df580 MS |
728 | &srec_cmdlist); |
729 | ||
1a966eab | 730 | add_cmd ("memory", all_commands, dump_ihex_memory, _("\ |
f02df580 MS |
731 | Write contents of memory to an ihex file.\n\ |
732 | Arguments are FILE START STOP. Writes the contents of memory within\n\ | |
64b9b334 | 733 | the range [START .. STOP) to the specified FILE in intel hex format."), |
f02df580 MS |
734 | &ihex_cmdlist); |
735 | ||
1a966eab | 736 | add_cmd ("value", all_commands, dump_ihex_value, _("\ |
f02df580 MS |
737 | Write the value of an expression to an ihex file.\n\ |
738 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 739 | to the specified FILE in intel hex format."), |
f02df580 MS |
740 | &ihex_cmdlist); |
741 | ||
1a966eab | 742 | add_cmd ("memory", all_commands, dump_tekhex_memory, _("\ |
f02df580 MS |
743 | Write contents of memory to a tekhex file.\n\ |
744 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 745 | within the range [START .. STOP) to the specified FILE in tekhex format."), |
f02df580 MS |
746 | &tekhex_cmdlist); |
747 | ||
1a966eab | 748 | add_cmd ("value", all_commands, dump_tekhex_value, _("\ |
f02df580 MS |
749 | Write the value of an expression to a tekhex file.\n\ |
750 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 751 | to the specified FILE in tekhex format."), |
f02df580 MS |
752 | &tekhex_cmdlist); |
753 | ||
1a966eab | 754 | add_cmd ("memory", all_commands, dump_binary_memory, _("\ |
f02df580 MS |
755 | Write contents of memory to a raw binary file.\n\ |
756 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 757 | within the range [START .. STOP) to the specified FILE in binary format."), |
f02df580 MS |
758 | &binary_dump_cmdlist); |
759 | ||
1a966eab | 760 | add_cmd ("value", all_commands, dump_binary_value, _("\ |
f02df580 MS |
761 | Write the value of an expression to a raw binary file.\n\ |
762 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 763 | to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
764 | &binary_dump_cmdlist); |
765 | ||
1a966eab | 766 | add_cmd ("memory", all_commands, append_binary_memory, _("\ |
f02df580 MS |
767 | Append contents of memory to a raw binary file.\n\ |
768 | Arguments are FILE START STOP. Writes the contents of memory within the\n\ | |
64b9b334 | 769 | range [START .. STOP) to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
770 | &binary_append_cmdlist); |
771 | ||
1a966eab | 772 | add_cmd ("value", all_commands, append_binary_value, _("\ |
f02df580 MS |
773 | Append the value of an expression to a raw binary file.\n\ |
774 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 775 | to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
776 | &binary_append_cmdlist); |
777 | ||
1bedd215 AC |
778 | c = add_com ("restore", class_vars, restore_command, _("\ |
779 | Restore the contents of FILE to target memory.\n\ | |
f02df580 MS |
780 | Arguments are FILE OFFSET START END where all except FILE are optional.\n\ |
781 | OFFSET will be added to the base address of the file (default zero).\n\ | |
9eb6e5a1 | 782 | If START and END are given, only the file contents within that range\n\ |
1bedd215 | 783 | (file relative) will be restored to target memory.")); |
f02df580 | 784 | c->completer = filename_completer; |
ebcd3b23 | 785 | /* FIXME: completers for other commands. */ |
f02df580 | 786 | } |