Commit | Line | Data |
---|---|---|
f02df580 MS |
1 | /* Dump-to-file commands, for GDB, the GNU debugger. |
2 | ||
61baf725 | 3 | Copyright (C) 2002-2017 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 | ||
192b62ce TT |
106 | static gdb_bfd_ref_ptr |
107 | bfd_openr_or_error (const char *filename, const char *target) | |
f02df580 | 108 | { |
192b62ce | 109 | gdb_bfd_ref_ptr ibfd (gdb_bfd_openr (filename, target)); |
5cb316ef | 110 | if (ibfd == NULL) |
192b62ce | 111 | error (_("Failed to open %s: %s."), filename, |
f02df580 MS |
112 | bfd_errmsg (bfd_get_error ())); |
113 | ||
192b62ce | 114 | if (!bfd_check_format (ibfd.get (), bfd_object)) |
8a3fe4f8 | 115 | error (_("'%s' is not a recognized file format."), filename); |
f02df580 MS |
116 | |
117 | return ibfd; | |
118 | } | |
119 | ||
192b62ce TT |
120 | static gdb_bfd_ref_ptr |
121 | bfd_openw_or_error (const char *filename, const char *target, const char *mode) | |
f02df580 | 122 | { |
192b62ce | 123 | gdb_bfd_ref_ptr obfd; |
f02df580 MS |
124 | |
125 | if (*mode == 'w') /* Write: create new file */ | |
126 | { | |
64c31149 | 127 | obfd = gdb_bfd_openw (filename, target); |
5cb316ef | 128 | if (obfd == NULL) |
192b62ce | 129 | error (_("Failed to open %s: %s."), filename, |
f02df580 | 130 | bfd_errmsg (bfd_get_error ())); |
192b62ce TT |
131 | if (!bfd_set_format (obfd.get (), bfd_object)) |
132 | error (_("bfd_openw_or_error: %s."), bfd_errmsg (bfd_get_error ())); | |
f02df580 | 133 | } |
ebcd3b23 MS |
134 | else if (*mode == 'a') /* Append to existing file. */ |
135 | { /* FIXME -- doesn't work... */ | |
8a3fe4f8 | 136 | error (_("bfd_openw does not work with append.")); |
f02df580 MS |
137 | } |
138 | else | |
192b62ce | 139 | error (_("bfd_openw_or_error: unknown mode %s."), mode); |
f02df580 MS |
140 | |
141 | return obfd; | |
142 | } | |
143 | ||
28578e6b YQ |
144 | static struct cmd_list_element *dump_cmdlist; |
145 | static struct cmd_list_element *append_cmdlist; | |
146 | static struct cmd_list_element *srec_cmdlist; | |
147 | static struct cmd_list_element *ihex_cmdlist; | |
cf75d6c3 | 148 | static struct cmd_list_element *verilog_cmdlist; |
28578e6b YQ |
149 | static struct cmd_list_element *tekhex_cmdlist; |
150 | static struct cmd_list_element *binary_dump_cmdlist; | |
151 | static struct cmd_list_element *binary_append_cmdlist; | |
f02df580 MS |
152 | |
153 | static void | |
154 | dump_command (char *cmd, int from_tty) | |
155 | { | |
a3f17187 | 156 | printf_unfiltered (_("\"dump\" must be followed by a subcommand.\n\n")); |
635c7e8a | 157 | help_list (dump_cmdlist, "dump ", all_commands, gdb_stdout); |
f02df580 MS |
158 | } |
159 | ||
160 | static void | |
161 | append_command (char *cmd, int from_tty) | |
162 | { | |
a3f17187 | 163 | printf_unfiltered (_("\"append\" must be followed by a subcommand.\n\n")); |
635c7e8a | 164 | help_list (dump_cmdlist, "append ", all_commands, gdb_stdout); |
f02df580 MS |
165 | } |
166 | ||
167 | static void | |
c26b8e3b | 168 | dump_binary_file (const char *filename, const char *mode, |
5005c8a9 | 169 | const bfd_byte *buf, ULONGEST len) |
f02df580 MS |
170 | { |
171 | FILE *file; | |
172 | int status; | |
173 | ||
174 | file = fopen_with_cleanup (filename, mode); | |
175 | status = fwrite (buf, len, 1, file); | |
176 | if (status != 1) | |
177 | perror_with_name (filename); | |
178 | } | |
179 | ||
180 | static void | |
c26b8e3b AC |
181 | dump_bfd_file (const char *filename, const char *mode, |
182 | const char *target, CORE_ADDR vaddr, | |
5005c8a9 | 183 | const bfd_byte *buf, ULONGEST len) |
f02df580 | 184 | { |
f02df580 MS |
185 | asection *osection; |
186 | ||
192b62ce TT |
187 | gdb_bfd_ref_ptr obfd (bfd_openw_or_error (filename, target, mode)); |
188 | osection = bfd_make_section_anyway (obfd.get (), ".newsec"); | |
189 | bfd_set_section_size (obfd.get (), osection, len); | |
190 | bfd_set_section_vma (obfd.get (), osection, vaddr); | |
191 | bfd_set_section_alignment (obfd.get (), osection, 0); | |
192 | bfd_set_section_flags (obfd.get (), osection, (SEC_HAS_CONTENTS | |
193 | | SEC_ALLOC | |
194 | | SEC_LOAD)); | |
f02df580 | 195 | osection->entsize = 0; |
192b62ce TT |
196 | if (!bfd_set_section_contents (obfd.get (), osection, buf, 0, len)) |
197 | warning (_("writing dump file '%s' (%s)"), filename, | |
53624a93 | 198 | bfd_errmsg (bfd_get_error ())); |
f02df580 MS |
199 | } |
200 | ||
201 | static void | |
93db0d79 | 202 | dump_memory_to_file (const char *cmd, const char *mode, const char *file_format) |
f02df580 MS |
203 | { |
204 | struct cleanup *old_cleanups = make_cleanup (null_cleanup, NULL); | |
205 | CORE_ADDR lo; | |
206 | CORE_ADDR hi; | |
207 | ULONGEST count; | |
93db0d79 | 208 | const char *filename; |
93db0d79 TT |
209 | const char *lo_exp; |
210 | const char *hi_exp; | |
f02df580 MS |
211 | |
212 | /* Open the file. */ | |
213 | filename = scan_filename_with_cleanup (&cmd, NULL); | |
214 | ||
215 | /* Find the low address. */ | |
216 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 217 | error (_("Missing start address.")); |
f02df580 MS |
218 | lo_exp = scan_expression_with_cleanup (&cmd, NULL); |
219 | ||
220 | /* Find the second address - rest of line. */ | |
221 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 222 | error (_("Missing stop address.")); |
f02df580 MS |
223 | hi_exp = cmd; |
224 | ||
225 | lo = parse_and_eval_address (lo_exp); | |
226 | hi = parse_and_eval_address (hi_exp); | |
227 | if (hi <= lo) | |
8a3fe4f8 | 228 | error (_("Invalid memory address range (start >= end).")); |
f02df580 MS |
229 | count = hi - lo; |
230 | ||
231 | /* FIXME: Should use read_memory_partial() and a magic blocking | |
232 | value. */ | |
b22e99fd | 233 | std::unique_ptr<gdb_byte[]> buf (new gdb_byte[count]); |
cd9da5b0 | 234 | read_memory (lo, buf.get (), count); |
f02df580 MS |
235 | |
236 | /* Have everything. Open/write the data. */ | |
237 | if (file_format == NULL || strcmp (file_format, "binary") == 0) | |
238 | { | |
cd9da5b0 | 239 | dump_binary_file (filename, mode, buf.get (), count); |
f02df580 MS |
240 | } |
241 | else | |
242 | { | |
cd9da5b0 | 243 | dump_bfd_file (filename, mode, file_format, lo, buf.get (), count); |
f02df580 MS |
244 | } |
245 | ||
246 | do_cleanups (old_cleanups); | |
247 | } | |
248 | ||
249 | static void | |
a121b7c1 | 250 | dump_memory_command (char *cmd, const char *mode) |
f02df580 MS |
251 | { |
252 | dump_memory_to_file (cmd, mode, "binary"); | |
253 | } | |
254 | ||
255 | static void | |
93db0d79 | 256 | dump_value_to_file (const char *cmd, const char *mode, const char *file_format) |
f02df580 MS |
257 | { |
258 | struct cleanup *old_cleanups = make_cleanup (null_cleanup, NULL); | |
259 | struct value *val; | |
93db0d79 | 260 | const char *filename; |
f02df580 MS |
261 | |
262 | /* Open the file. */ | |
263 | filename = scan_filename_with_cleanup (&cmd, NULL); | |
264 | ||
265 | /* Find the value. */ | |
266 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 267 | error (_("No value to %s."), *mode == 'a' ? "append" : "dump"); |
f02df580 MS |
268 | val = parse_and_eval (cmd); |
269 | if (val == NULL) | |
8a3fe4f8 | 270 | error (_("Invalid expression.")); |
f02df580 MS |
271 | |
272 | /* Have everything. Open/write the data. */ | |
273 | if (file_format == NULL || strcmp (file_format, "binary") == 0) | |
274 | { | |
0fd88904 | 275 | dump_binary_file (filename, mode, value_contents (val), |
df407dfe | 276 | TYPE_LENGTH (value_type (val))); |
f02df580 MS |
277 | } |
278 | else | |
279 | { | |
280 | CORE_ADDR vaddr; | |
281 | ||
282 | if (VALUE_LVAL (val)) | |
283 | { | |
42ae5230 | 284 | vaddr = value_address (val); |
f02df580 MS |
285 | } |
286 | else | |
287 | { | |
288 | vaddr = 0; | |
8a3fe4f8 | 289 | warning (_("value is not an lval: address assumed to be zero")); |
f02df580 MS |
290 | } |
291 | ||
292 | dump_bfd_file (filename, mode, file_format, vaddr, | |
0fd88904 | 293 | value_contents (val), |
df407dfe | 294 | TYPE_LENGTH (value_type (val))); |
f02df580 MS |
295 | } |
296 | ||
297 | do_cleanups (old_cleanups); | |
298 | } | |
299 | ||
300 | static void | |
a121b7c1 | 301 | dump_value_command (char *cmd, const char *mode) |
f02df580 MS |
302 | { |
303 | dump_value_to_file (cmd, mode, "binary"); | |
304 | } | |
305 | ||
f02df580 MS |
306 | static void |
307 | dump_srec_memory (char *args, int from_tty) | |
308 | { | |
5d1d95de | 309 | dump_memory_to_file (args, FOPEN_WB, "srec"); |
f02df580 MS |
310 | } |
311 | ||
312 | static void | |
313 | dump_srec_value (char *args, int from_tty) | |
314 | { | |
5d1d95de | 315 | dump_value_to_file (args, FOPEN_WB, "srec"); |
f02df580 MS |
316 | } |
317 | ||
318 | static void | |
319 | dump_ihex_memory (char *args, int from_tty) | |
320 | { | |
5d1d95de | 321 | dump_memory_to_file (args, FOPEN_WB, "ihex"); |
f02df580 MS |
322 | } |
323 | ||
324 | static void | |
325 | dump_ihex_value (char *args, int from_tty) | |
326 | { | |
5d1d95de | 327 | dump_value_to_file (args, FOPEN_WB, "ihex"); |
f02df580 MS |
328 | } |
329 | ||
cf75d6c3 AB |
330 | static void |
331 | dump_verilog_memory (char *args, int from_tty) | |
332 | { | |
333 | dump_memory_to_file (args, FOPEN_WB, "verilog"); | |
334 | } | |
335 | ||
336 | static void | |
337 | dump_verilog_value (char *args, int from_tty) | |
338 | { | |
339 | dump_value_to_file (args, FOPEN_WB, "verilog"); | |
340 | } | |
341 | ||
f02df580 MS |
342 | static void |
343 | dump_tekhex_memory (char *args, int from_tty) | |
344 | { | |
5d1d95de | 345 | dump_memory_to_file (args, FOPEN_WB, "tekhex"); |
f02df580 MS |
346 | } |
347 | ||
348 | static void | |
349 | dump_tekhex_value (char *args, int from_tty) | |
350 | { | |
5d1d95de | 351 | dump_value_to_file (args, FOPEN_WB, "tekhex"); |
f02df580 MS |
352 | } |
353 | ||
354 | static void | |
355 | dump_binary_memory (char *args, int from_tty) | |
356 | { | |
5d1d95de | 357 | dump_memory_to_file (args, FOPEN_WB, "binary"); |
f02df580 MS |
358 | } |
359 | ||
360 | static void | |
361 | dump_binary_value (char *args, int from_tty) | |
362 | { | |
5d1d95de | 363 | dump_value_to_file (args, FOPEN_WB, "binary"); |
f02df580 MS |
364 | } |
365 | ||
366 | static void | |
367 | append_binary_memory (char *args, int from_tty) | |
368 | { | |
5d1d95de | 369 | dump_memory_to_file (args, FOPEN_AB, "binary"); |
f02df580 MS |
370 | } |
371 | ||
372 | static void | |
373 | append_binary_value (char *args, int from_tty) | |
374 | { | |
5d1d95de | 375 | dump_value_to_file (args, FOPEN_AB, "binary"); |
f02df580 MS |
376 | } |
377 | ||
378 | struct dump_context | |
379 | { | |
a121b7c1 PA |
380 | void (*func) (char *cmd, const char *mode); |
381 | const char *mode; | |
f02df580 MS |
382 | }; |
383 | ||
384 | static void | |
385 | call_dump_func (struct cmd_list_element *c, char *args, int from_tty) | |
386 | { | |
9a3c8263 | 387 | struct dump_context *d = (struct dump_context *) get_cmd_context (c); |
cdb27c12 | 388 | |
f02df580 MS |
389 | d->func (args, d->mode); |
390 | } | |
391 | ||
db229724 | 392 | static void |
a121b7c1 PA |
393 | add_dump_command (const char *name, |
394 | void (*func) (char *args, const char *mode), | |
395 | const char *descr) | |
f02df580 MS |
396 | |
397 | { | |
398 | struct cmd_list_element *c; | |
399 | struct dump_context *d; | |
400 | ||
401 | c = add_cmd (name, all_commands, NULL, descr, &dump_cmdlist); | |
402 | c->completer = filename_completer; | |
70ba0933 | 403 | d = XNEW (struct dump_context); |
f02df580 | 404 | d->func = func; |
5d1d95de | 405 | d->mode = FOPEN_WB; |
f02df580 MS |
406 | set_cmd_context (c, d); |
407 | c->func = call_dump_func; | |
408 | ||
409 | c = add_cmd (name, all_commands, NULL, descr, &append_cmdlist); | |
410 | c->completer = filename_completer; | |
70ba0933 | 411 | d = XNEW (struct dump_context); |
f02df580 | 412 | d->func = func; |
5d1d95de | 413 | d->mode = FOPEN_AB; |
f02df580 MS |
414 | set_cmd_context (c, d); |
415 | c->func = call_dump_func; | |
416 | ||
cb1a6d5f | 417 | /* Replace "Dump " at start of docstring with "Append " (borrowed |
eefe576e | 418 | from [deleted] deprecated_add_show_from_set). */ |
f02df580 MS |
419 | if ( c->doc[0] == 'W' |
420 | && c->doc[1] == 'r' | |
421 | && c->doc[2] == 'i' | |
422 | && c->doc[3] == 't' | |
423 | && c->doc[4] == 'e' | |
424 | && c->doc[5] == ' ') | |
1754f103 | 425 | c->doc = concat ("Append ", c->doc + 6, (char *)NULL); |
f02df580 MS |
426 | } |
427 | ||
ebcd3b23 | 428 | /* Opaque data for restore_section_callback. */ |
f02df580 | 429 | struct callback_data { |
1fac167a | 430 | CORE_ADDR load_offset; |
f02df580 MS |
431 | CORE_ADDR load_start; |
432 | CORE_ADDR load_end; | |
433 | }; | |
434 | ||
435 | /* Function: restore_section_callback. | |
436 | ||
437 | Callback function for bfd_map_over_sections. | |
438 | Selectively loads the sections into memory. */ | |
439 | ||
440 | static void | |
441 | restore_section_callback (bfd *ibfd, asection *isec, void *args) | |
442 | { | |
9a3c8263 | 443 | struct callback_data *data = (struct callback_data *) args; |
f02df580 MS |
444 | bfd_vma sec_start = bfd_section_vma (ibfd, isec); |
445 | bfd_size_type size = bfd_section_size (ibfd, isec); | |
446 | bfd_vma sec_end = sec_start + size; | |
447 | bfd_size_type sec_offset = 0; | |
448 | bfd_size_type sec_load_count = size; | |
449 | struct cleanup *old_chain; | |
47b667de | 450 | gdb_byte *buf; |
f02df580 MS |
451 | int ret; |
452 | ||
ebcd3b23 | 453 | /* Ignore non-loadable sections, eg. from elf files. */ |
f02df580 MS |
454 | if (!(bfd_get_section_flags (ibfd, isec) & SEC_LOAD)) |
455 | return; | |
456 | ||
457 | /* Does the section overlap with the desired restore range? */ | |
458 | if (sec_end <= data->load_start | |
459 | || (data->load_end > 0 && sec_start >= data->load_end)) | |
460 | { | |
ebcd3b23 | 461 | /* No, no useable data in this section. */ |
a3f17187 | 462 | printf_filtered (_("skipping section %s...\n"), |
f02df580 MS |
463 | bfd_section_name (ibfd, isec)); |
464 | return; | |
465 | } | |
466 | ||
467 | /* Compare section address range with user-requested | |
468 | address range (if any). Compute where the actual | |
469 | transfer should start and end. */ | |
470 | if (sec_start < data->load_start) | |
471 | sec_offset = data->load_start - sec_start; | |
ebcd3b23 | 472 | /* Size of a partial transfer. */ |
f02df580 MS |
473 | sec_load_count -= sec_offset; |
474 | if (data->load_end > 0 && sec_end > data->load_end) | |
475 | sec_load_count -= sec_end - data->load_end; | |
476 | ||
477 | /* Get the data. */ | |
224c3ddb | 478 | buf = (gdb_byte *) xmalloc (size); |
f02df580 MS |
479 | old_chain = make_cleanup (xfree, buf); |
480 | if (!bfd_get_section_contents (ibfd, isec, buf, 0, size)) | |
8a3fe4f8 | 481 | error (_("Failed to read bfd file %s: '%s'."), bfd_get_filename (ibfd), |
f02df580 MS |
482 | bfd_errmsg (bfd_get_error ())); |
483 | ||
484 | printf_filtered ("Restoring section %s (0x%lx to 0x%lx)", | |
485 | bfd_section_name (ibfd, isec), | |
486 | (unsigned long) sec_start, | |
487 | (unsigned long) sec_end); | |
488 | ||
489 | if (data->load_offset != 0 || data->load_start != 0 || data->load_end != 0) | |
5af949e3 | 490 | printf_filtered (" into memory (%s to %s)\n", |
f5656ead | 491 | paddress (target_gdbarch (), |
5af949e3 | 492 | (unsigned long) sec_start |
f5db4da3 | 493 | + sec_offset + data->load_offset), |
f5656ead | 494 | paddress (target_gdbarch (), |
5af949e3 UW |
495 | (unsigned long) sec_start + sec_offset |
496 | + data->load_offset + sec_load_count)); | |
f02df580 MS |
497 | else |
498 | puts_filtered ("\n"); | |
499 | ||
500 | /* Write the data. */ | |
501 | ret = target_write_memory (sec_start + sec_offset + data->load_offset, | |
502 | buf + sec_offset, sec_load_count); | |
503 | if (ret != 0) | |
8a3fe4f8 | 504 | warning (_("restore: memory write failed (%s)."), safe_strerror (ret)); |
f02df580 MS |
505 | do_cleanups (old_chain); |
506 | return; | |
507 | } | |
508 | ||
509 | static void | |
93db0d79 | 510 | restore_binary_file (const char *filename, struct callback_data *data) |
f02df580 | 511 | { |
5b3fca71 | 512 | struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); |
5d1d95de | 513 | FILE *file = fopen_with_cleanup (filename, FOPEN_RB); |
f02df580 MS |
514 | long len; |
515 | ||
516 | /* Get the file size for reading. */ | |
517 | if (fseek (file, 0, SEEK_END) == 0) | |
5e9e105f MS |
518 | { |
519 | len = ftell (file); | |
520 | if (len < 0) | |
521 | perror_with_name (filename); | |
522 | } | |
f02df580 MS |
523 | else |
524 | perror_with_name (filename); | |
525 | ||
526 | if (len <= data->load_start) | |
8a3fe4f8 | 527 | error (_("Start address is greater than length of binary file %s."), |
f02df580 MS |
528 | filename); |
529 | ||
ebcd3b23 | 530 | /* Chop off "len" if it exceeds the requested load_end addr. */ |
f02df580 MS |
531 | if (data->load_end != 0 && data->load_end < len) |
532 | len = data->load_end; | |
ebcd3b23 | 533 | /* Chop off "len" if the requested load_start addr skips some bytes. */ |
f02df580 MS |
534 | if (data->load_start > 0) |
535 | len -= data->load_start; | |
536 | ||
537 | printf_filtered | |
538 | ("Restoring binary file %s into memory (0x%lx to 0x%lx)\n", | |
539 | filename, | |
1fac167a UW |
540 | (unsigned long) (data->load_start + data->load_offset), |
541 | (unsigned long) (data->load_start + data->load_offset + len)); | |
f02df580 MS |
542 | |
543 | /* Now set the file pos to the requested load start pos. */ | |
544 | if (fseek (file, data->load_start, SEEK_SET) != 0) | |
545 | perror_with_name (filename); | |
546 | ||
547 | /* Now allocate a buffer and read the file contents. */ | |
b22e99fd | 548 | std::unique_ptr<gdb_byte[]> buf (new gdb_byte[len]); |
cd9da5b0 | 549 | if (fread (buf.get (), 1, len, file) != len) |
f02df580 MS |
550 | perror_with_name (filename); |
551 | ||
ebcd3b23 | 552 | /* Now write the buffer into target memory. */ |
cd9da5b0 TT |
553 | len = target_write_memory (data->load_start + data->load_offset, |
554 | buf.get (), len); | |
f02df580 | 555 | if (len != 0) |
8a3fe4f8 | 556 | warning (_("restore: memory write failed (%s)."), safe_strerror (len)); |
5b3fca71 | 557 | do_cleanups (cleanup); |
f02df580 MS |
558 | } |
559 | ||
560 | static void | |
93db0d79 | 561 | restore_command (char *args_in, int from_tty) |
f02df580 MS |
562 | { |
563 | char *filename; | |
564 | struct callback_data data; | |
565 | bfd *ibfd; | |
566 | int binary_flag = 0; | |
93db0d79 | 567 | const char *args = args_in; |
f02df580 MS |
568 | |
569 | if (!target_has_execution) | |
570 | noprocess (); | |
571 | ||
572 | data.load_offset = 0; | |
573 | data.load_start = 0; | |
574 | data.load_end = 0; | |
575 | ||
ebcd3b23 | 576 | /* Parse the input arguments. First is filename (required). */ |
f02df580 MS |
577 | filename = scan_filename_with_cleanup (&args, NULL); |
578 | if (args != NULL && *args != '\0') | |
579 | { | |
a121b7c1 | 580 | static const char binary_string[] = "binary"; |
f02df580 MS |
581 | |
582 | /* Look for optional "binary" flag. */ | |
61012eef | 583 | if (startswith (args, binary_string)) |
f02df580 MS |
584 | { |
585 | binary_flag = 1; | |
586 | args += strlen (binary_string); | |
93db0d79 | 587 | args = skip_spaces_const (args); |
f02df580 | 588 | } |
ebcd3b23 | 589 | /* Parse offset (optional). */ |
f02df580 | 590 | if (args != NULL && *args != '\0') |
cbd641ed PS |
591 | data.load_offset = binary_flag ? |
592 | parse_and_eval_address (scan_expression_with_cleanup (&args, NULL)) : | |
593 | parse_and_eval_long (scan_expression_with_cleanup (&args, NULL)); | |
f02df580 MS |
594 | if (args != NULL && *args != '\0') |
595 | { | |
ebcd3b23 | 596 | /* Parse start address (optional). */ |
f02df580 | 597 | data.load_start = |
de530e84 | 598 | parse_and_eval_long (scan_expression_with_cleanup (&args, NULL)); |
f02df580 MS |
599 | if (args != NULL && *args != '\0') |
600 | { | |
ebcd3b23 | 601 | /* Parse end address (optional). */ |
de530e84 | 602 | data.load_end = parse_and_eval_long (args); |
f02df580 | 603 | if (data.load_end <= data.load_start) |
8a3fe4f8 | 604 | error (_("Start must be less than end.")); |
f02df580 MS |
605 | } |
606 | } | |
607 | } | |
608 | ||
609 | if (info_verbose) | |
610 | printf_filtered ("Restore file %s offset 0x%lx start 0x%lx end 0x%lx\n", | |
611 | filename, (unsigned long) data.load_offset, | |
612 | (unsigned long) data.load_start, | |
613 | (unsigned long) data.load_end); | |
614 | ||
615 | if (binary_flag) | |
616 | { | |
617 | restore_binary_file (filename, &data); | |
618 | } | |
619 | else | |
620 | { | |
ebcd3b23 | 621 | /* Open the file for loading. */ |
192b62ce | 622 | gdb_bfd_ref_ptr ibfd (bfd_openr_or_error (filename, NULL)); |
f02df580 | 623 | |
ebcd3b23 | 624 | /* Process the sections. */ |
192b62ce | 625 | bfd_map_over_sections (ibfd.get (), restore_section_callback, &data); |
f02df580 | 626 | } |
f02df580 MS |
627 | } |
628 | ||
629 | static void | |
630 | srec_dump_command (char *cmd, int from_tty) | |
631 | { | |
6faec16b | 632 | printf_unfiltered (_("\"dump srec\" must be followed by a subcommand.\n")); |
635c7e8a | 633 | help_list (srec_cmdlist, "dump srec ", all_commands, gdb_stdout); |
f02df580 MS |
634 | } |
635 | ||
636 | static void | |
637 | ihex_dump_command (char *cmd, int from_tty) | |
638 | { | |
6faec16b | 639 | printf_unfiltered (_("\"dump ihex\" must be followed by a subcommand.\n")); |
635c7e8a | 640 | help_list (ihex_cmdlist, "dump ihex ", all_commands, gdb_stdout); |
f02df580 MS |
641 | } |
642 | ||
cf75d6c3 AB |
643 | static void |
644 | verilog_dump_command (char *cmd, int from_tty) | |
645 | { | |
646 | printf_unfiltered (_("\"dump verilog\" must be followed by a subcommand.\n")); | |
647 | help_list (verilog_cmdlist, "dump verilog ", all_commands, gdb_stdout); | |
648 | } | |
649 | ||
f02df580 MS |
650 | static void |
651 | tekhex_dump_command (char *cmd, int from_tty) | |
652 | { | |
6faec16b | 653 | printf_unfiltered (_("\"dump tekhex\" must be followed by a subcommand.\n")); |
635c7e8a | 654 | help_list (tekhex_cmdlist, "dump tekhex ", all_commands, gdb_stdout); |
f02df580 MS |
655 | } |
656 | ||
657 | static void | |
658 | binary_dump_command (char *cmd, int from_tty) | |
659 | { | |
6faec16b | 660 | printf_unfiltered (_("\"dump binary\" must be followed by a subcommand.\n")); |
635c7e8a | 661 | help_list (binary_dump_cmdlist, "dump binary ", all_commands, gdb_stdout); |
f02df580 MS |
662 | } |
663 | ||
664 | static void | |
665 | binary_append_command (char *cmd, int from_tty) | |
666 | { | |
6faec16b | 667 | printf_unfiltered (_("\"append binary\" must be followed by a subcommand.\n")); |
635c7e8a TT |
668 | help_list (binary_append_cmdlist, "append binary ", all_commands, |
669 | gdb_stdout); | |
f02df580 MS |
670 | } |
671 | ||
b9362cc7 AC |
672 | extern initialize_file_ftype _initialize_cli_dump; /* -Wmissing-prototypes */ |
673 | ||
f02df580 MS |
674 | void |
675 | _initialize_cli_dump (void) | |
676 | { | |
677 | struct cmd_list_element *c; | |
cdb27c12 | 678 | |
9a2b4c1b MS |
679 | add_prefix_cmd ("dump", class_vars, dump_command, |
680 | _("Dump target code/data to a local file."), | |
f02df580 MS |
681 | &dump_cmdlist, "dump ", |
682 | 0/*allow-unknown*/, | |
683 | &cmdlist); | |
9a2b4c1b MS |
684 | add_prefix_cmd ("append", class_vars, append_command, |
685 | _("Append target code/data to a local file."), | |
f02df580 MS |
686 | &append_cmdlist, "append ", |
687 | 0/*allow-unknown*/, | |
688 | &cmdlist); | |
689 | ||
690 | add_dump_command ("memory", dump_memory_command, "\ | |
691 | Write contents of memory to a raw binary file.\n\ | |
692 | Arguments are FILE START STOP. Writes the contents of memory within the\n\ | |
64b9b334 | 693 | range [START .. STOP) to the specified FILE in raw target ordered bytes."); |
f02df580 MS |
694 | |
695 | add_dump_command ("value", dump_value_command, "\ | |
696 | Write the value of an expression to a raw binary file.\n\ | |
697 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION to\n\ | |
698 | the specified FILE in raw target ordered bytes."); | |
699 | ||
9a2b4c1b MS |
700 | add_prefix_cmd ("srec", all_commands, srec_dump_command, |
701 | _("Write target code/data to an srec file."), | |
f02df580 MS |
702 | &srec_cmdlist, "dump srec ", |
703 | 0 /*allow-unknown*/, | |
704 | &dump_cmdlist); | |
705 | ||
9a2b4c1b MS |
706 | add_prefix_cmd ("ihex", all_commands, ihex_dump_command, |
707 | _("Write target code/data to an intel hex file."), | |
f02df580 MS |
708 | &ihex_cmdlist, "dump ihex ", |
709 | 0 /*allow-unknown*/, | |
710 | &dump_cmdlist); | |
711 | ||
cf75d6c3 AB |
712 | add_prefix_cmd ("verilog", all_commands, verilog_dump_command, |
713 | _("Write target code/data to a verilog hex file."), | |
714 | &verilog_cmdlist, "dump verilog ", | |
715 | 0 /*allow-unknown*/, | |
716 | &dump_cmdlist); | |
717 | ||
9a2b4c1b MS |
718 | add_prefix_cmd ("tekhex", all_commands, tekhex_dump_command, |
719 | _("Write target code/data to a tekhex file."), | |
f02df580 MS |
720 | &tekhex_cmdlist, "dump tekhex ", |
721 | 0 /*allow-unknown*/, | |
722 | &dump_cmdlist); | |
723 | ||
9a2b4c1b MS |
724 | add_prefix_cmd ("binary", all_commands, binary_dump_command, |
725 | _("Write target code/data to a raw binary file."), | |
f02df580 MS |
726 | &binary_dump_cmdlist, "dump binary ", |
727 | 0 /*allow-unknown*/, | |
728 | &dump_cmdlist); | |
729 | ||
9a2b4c1b MS |
730 | add_prefix_cmd ("binary", all_commands, binary_append_command, |
731 | _("Append target code/data to a raw binary file."), | |
f02df580 MS |
732 | &binary_append_cmdlist, "append binary ", |
733 | 0 /*allow-unknown*/, | |
734 | &append_cmdlist); | |
735 | ||
1a966eab | 736 | add_cmd ("memory", all_commands, dump_srec_memory, _("\ |
f02df580 MS |
737 | Write contents of memory to an srec file.\n\ |
738 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 739 | within the range [START .. STOP) to the specified FILE in srec format."), |
f02df580 MS |
740 | &srec_cmdlist); |
741 | ||
1a966eab | 742 | add_cmd ("value", all_commands, dump_srec_value, _("\ |
f02df580 MS |
743 | Write the value of an expression to an srec file.\n\ |
744 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 745 | to the specified FILE in srec format."), |
f02df580 MS |
746 | &srec_cmdlist); |
747 | ||
1a966eab | 748 | add_cmd ("memory", all_commands, dump_ihex_memory, _("\ |
f02df580 MS |
749 | Write contents of memory to an ihex file.\n\ |
750 | Arguments are FILE START STOP. Writes the contents of memory within\n\ | |
64b9b334 | 751 | the range [START .. STOP) to the specified FILE in intel hex format."), |
f02df580 MS |
752 | &ihex_cmdlist); |
753 | ||
1a966eab | 754 | add_cmd ("value", all_commands, dump_ihex_value, _("\ |
f02df580 MS |
755 | Write the value of an expression to an ihex file.\n\ |
756 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 757 | to the specified FILE in intel hex format."), |
f02df580 MS |
758 | &ihex_cmdlist); |
759 | ||
cf75d6c3 AB |
760 | add_cmd ("memory", all_commands, dump_verilog_memory, _("\ |
761 | Write contents of memory to a verilog hex file.\n\ | |
762 | Arguments are FILE START STOP. Writes the contents of memory within\n\ | |
763 | the range [START .. STOP) to the specified FILE in verilog hex format."), | |
764 | &verilog_cmdlist); | |
765 | ||
766 | add_cmd ("value", all_commands, dump_verilog_value, _("\ | |
767 | Write the value of an expression to a verilog hex file.\n\ | |
768 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
769 | to the specified FILE in verilog hex format."), | |
770 | &verilog_cmdlist); | |
771 | ||
1a966eab | 772 | add_cmd ("memory", all_commands, dump_tekhex_memory, _("\ |
f02df580 MS |
773 | Write contents of memory to a tekhex file.\n\ |
774 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 775 | within the range [START .. STOP) to the specified FILE in tekhex format."), |
f02df580 MS |
776 | &tekhex_cmdlist); |
777 | ||
1a966eab | 778 | add_cmd ("value", all_commands, dump_tekhex_value, _("\ |
f02df580 MS |
779 | Write the value of an expression to a tekhex file.\n\ |
780 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 781 | to the specified FILE in tekhex format."), |
f02df580 MS |
782 | &tekhex_cmdlist); |
783 | ||
1a966eab | 784 | add_cmd ("memory", all_commands, dump_binary_memory, _("\ |
f02df580 MS |
785 | Write contents of memory to a raw binary file.\n\ |
786 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 787 | within the range [START .. STOP) to the specified FILE in binary format."), |
f02df580 MS |
788 | &binary_dump_cmdlist); |
789 | ||
1a966eab | 790 | add_cmd ("value", all_commands, dump_binary_value, _("\ |
f02df580 MS |
791 | Write the value of an expression to a raw binary file.\n\ |
792 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 793 | to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
794 | &binary_dump_cmdlist); |
795 | ||
1a966eab | 796 | add_cmd ("memory", all_commands, append_binary_memory, _("\ |
f02df580 MS |
797 | Append contents of memory to a raw binary file.\n\ |
798 | Arguments are FILE START STOP. Writes the contents of memory within the\n\ | |
64b9b334 | 799 | range [START .. STOP) to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
800 | &binary_append_cmdlist); |
801 | ||
1a966eab | 802 | add_cmd ("value", all_commands, append_binary_value, _("\ |
f02df580 MS |
803 | Append the value of an expression to a raw binary file.\n\ |
804 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 805 | to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
806 | &binary_append_cmdlist); |
807 | ||
1bedd215 AC |
808 | c = add_com ("restore", class_vars, restore_command, _("\ |
809 | Restore the contents of FILE to target memory.\n\ | |
f02df580 MS |
810 | Arguments are FILE OFFSET START END where all except FILE are optional.\n\ |
811 | OFFSET will be added to the base address of the file (default zero).\n\ | |
9eb6e5a1 | 812 | If START and END are given, only the file contents within that range\n\ |
1bedd215 | 813 | (file relative) will be restored to target memory.")); |
f02df580 | 814 | c->completer = filename_completer; |
ebcd3b23 | 815 | /* FIXME: completers for other commands. */ |
f02df580 | 816 | } |