Commit | Line | Data |
---|---|---|
f02df580 MS |
1 | /* Dump-to-file commands, for GDB, the GNU debugger. |
2 | ||
3666a048 | 3 | Copyright (C) 2002-2021 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" | |
e0eac551 | 29 | #include "readline/tilde.h" |
c0ac0ec7 | 30 | #include "gdbcore.h" |
e9cafbcc | 31 | #include "cli/cli-utils.h" |
cbb099e8 | 32 | #include "gdb_bfd.h" |
268a13a5 TT |
33 | #include "gdbsupport/filestuff.h" |
34 | #include "gdbsupport/byte-vector.h" | |
0d12e84c | 35 | #include "gdbarch.h" |
f02df580 | 36 | |
ee0c3293 TT |
37 | static gdb::unique_xmalloc_ptr<char> |
38 | scan_expression (const char **cmd, const char *def) | |
f02df580 MS |
39 | { |
40 | if ((*cmd) == NULL || (**cmd) == '\0') | |
b02f78f9 | 41 | return make_unique_xstrdup (def); |
f02df580 MS |
42 | else |
43 | { | |
44 | char *exp; | |
93db0d79 | 45 | const char *end; |
f02df580 MS |
46 | |
47 | end = (*cmd) + strcspn (*cmd, " \t"); | |
48 | exp = savestring ((*cmd), end - (*cmd)); | |
f1735a53 | 49 | (*cmd) = skip_spaces (end); |
ee0c3293 | 50 | return gdb::unique_xmalloc_ptr<char> (exp); |
f02df580 MS |
51 | } |
52 | } | |
53 | ||
54 | ||
ee0c3293 TT |
55 | static gdb::unique_xmalloc_ptr<char> |
56 | scan_filename (const char **cmd, const char *defname) | |
f02df580 | 57 | { |
ee0c3293 | 58 | gdb::unique_xmalloc_ptr<char> filename; |
f02df580 MS |
59 | |
60 | /* FIXME: Need to get the ``/a(ppend)'' flag from somewhere. */ | |
61 | ||
62 | /* File. */ | |
63 | if ((*cmd) == NULL) | |
64 | { | |
65 | if (defname == NULL) | |
8a3fe4f8 | 66 | error (_("Missing filename.")); |
ee0c3293 | 67 | filename.reset (xstrdup (defname)); |
f02df580 MS |
68 | } |
69 | else | |
70 | { | |
71 | /* FIXME: should parse a possibly quoted string. */ | |
93db0d79 | 72 | const char *end; |
f02df580 | 73 | |
f1735a53 | 74 | (*cmd) = skip_spaces (*cmd); |
f02df580 | 75 | end = *cmd + strcspn (*cmd, " \t"); |
ee0c3293 | 76 | filename.reset (savestring ((*cmd), end - (*cmd))); |
f1735a53 | 77 | (*cmd) = skip_spaces (end); |
f02df580 MS |
78 | } |
79 | gdb_assert (filename != NULL); | |
80 | ||
ee0c3293 | 81 | return gdb::unique_xmalloc_ptr<char> (tilde_expand (filename.get ())); |
f02df580 MS |
82 | } |
83 | ||
192b62ce TT |
84 | static gdb_bfd_ref_ptr |
85 | bfd_openr_or_error (const char *filename, const char *target) | |
f02df580 | 86 | { |
192b62ce | 87 | gdb_bfd_ref_ptr ibfd (gdb_bfd_openr (filename, target)); |
5cb316ef | 88 | if (ibfd == NULL) |
192b62ce | 89 | error (_("Failed to open %s: %s."), filename, |
f02df580 MS |
90 | bfd_errmsg (bfd_get_error ())); |
91 | ||
192b62ce | 92 | if (!bfd_check_format (ibfd.get (), bfd_object)) |
8a3fe4f8 | 93 | error (_("'%s' is not a recognized file format."), filename); |
f02df580 MS |
94 | |
95 | return ibfd; | |
96 | } | |
97 | ||
192b62ce TT |
98 | static gdb_bfd_ref_ptr |
99 | bfd_openw_or_error (const char *filename, const char *target, const char *mode) | |
f02df580 | 100 | { |
192b62ce | 101 | gdb_bfd_ref_ptr obfd; |
f02df580 MS |
102 | |
103 | if (*mode == 'w') /* Write: create new file */ | |
104 | { | |
64c31149 | 105 | obfd = gdb_bfd_openw (filename, target); |
5cb316ef | 106 | if (obfd == NULL) |
192b62ce | 107 | error (_("Failed to open %s: %s."), filename, |
f02df580 | 108 | bfd_errmsg (bfd_get_error ())); |
192b62ce TT |
109 | if (!bfd_set_format (obfd.get (), bfd_object)) |
110 | error (_("bfd_openw_or_error: %s."), bfd_errmsg (bfd_get_error ())); | |
f02df580 | 111 | } |
ebcd3b23 MS |
112 | else if (*mode == 'a') /* Append to existing file. */ |
113 | { /* FIXME -- doesn't work... */ | |
8a3fe4f8 | 114 | error (_("bfd_openw does not work with append.")); |
f02df580 MS |
115 | } |
116 | else | |
192b62ce | 117 | error (_("bfd_openw_or_error: unknown mode %s."), mode); |
f02df580 MS |
118 | |
119 | return obfd; | |
120 | } | |
121 | ||
28578e6b YQ |
122 | static struct cmd_list_element *dump_cmdlist; |
123 | static struct cmd_list_element *append_cmdlist; | |
124 | static struct cmd_list_element *srec_cmdlist; | |
125 | static struct cmd_list_element *ihex_cmdlist; | |
cf75d6c3 | 126 | static struct cmd_list_element *verilog_cmdlist; |
28578e6b YQ |
127 | static struct cmd_list_element *tekhex_cmdlist; |
128 | static struct cmd_list_element *binary_dump_cmdlist; | |
129 | static struct cmd_list_element *binary_append_cmdlist; | |
f02df580 | 130 | |
f02df580 | 131 | static void |
c26b8e3b | 132 | dump_binary_file (const char *filename, const char *mode, |
5005c8a9 | 133 | const bfd_byte *buf, ULONGEST len) |
f02df580 | 134 | { |
f02df580 MS |
135 | int status; |
136 | ||
d419f42d TT |
137 | gdb_file_up file = gdb_fopen_cloexec (filename, mode); |
138 | status = fwrite (buf, len, 1, file.get ()); | |
f02df580 MS |
139 | if (status != 1) |
140 | perror_with_name (filename); | |
141 | } | |
142 | ||
143 | static void | |
c26b8e3b AC |
144 | dump_bfd_file (const char *filename, const char *mode, |
145 | const char *target, CORE_ADDR vaddr, | |
5005c8a9 | 146 | const bfd_byte *buf, ULONGEST len) |
f02df580 | 147 | { |
f02df580 MS |
148 | asection *osection; |
149 | ||
192b62ce TT |
150 | gdb_bfd_ref_ptr obfd (bfd_openw_or_error (filename, target, mode)); |
151 | osection = bfd_make_section_anyway (obfd.get (), ".newsec"); | |
fd361982 AM |
152 | bfd_set_section_size (osection, len); |
153 | bfd_set_section_vma (osection, vaddr); | |
154 | bfd_set_section_alignment (osection, 0); | |
155 | bfd_set_section_flags (osection, (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD)); | |
f02df580 | 156 | osection->entsize = 0; |
192b62ce TT |
157 | if (!bfd_set_section_contents (obfd.get (), osection, buf, 0, len)) |
158 | warning (_("writing dump file '%s' (%s)"), filename, | |
53624a93 | 159 | bfd_errmsg (bfd_get_error ())); |
f02df580 MS |
160 | } |
161 | ||
162 | static void | |
93db0d79 | 163 | dump_memory_to_file (const char *cmd, const char *mode, const char *file_format) |
f02df580 | 164 | { |
f02df580 MS |
165 | CORE_ADDR lo; |
166 | CORE_ADDR hi; | |
167 | ULONGEST count; | |
93db0d79 | 168 | const char *hi_exp; |
f02df580 MS |
169 | |
170 | /* Open the file. */ | |
ee0c3293 | 171 | gdb::unique_xmalloc_ptr<char> filename = scan_filename (&cmd, NULL); |
f02df580 MS |
172 | |
173 | /* Find the low address. */ | |
174 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 175 | error (_("Missing start address.")); |
ee0c3293 | 176 | gdb::unique_xmalloc_ptr<char> lo_exp = scan_expression (&cmd, NULL); |
f02df580 MS |
177 | |
178 | /* Find the second address - rest of line. */ | |
179 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 180 | error (_("Missing stop address.")); |
f02df580 MS |
181 | hi_exp = cmd; |
182 | ||
ee0c3293 | 183 | lo = parse_and_eval_address (lo_exp.get ()); |
f02df580 MS |
184 | hi = parse_and_eval_address (hi_exp); |
185 | if (hi <= lo) | |
8a3fe4f8 | 186 | error (_("Invalid memory address range (start >= end).")); |
f02df580 MS |
187 | count = hi - lo; |
188 | ||
189 | /* FIXME: Should use read_memory_partial() and a magic blocking | |
190 | value. */ | |
d5722aa2 PA |
191 | gdb::byte_vector buf (count); |
192 | read_memory (lo, buf.data (), count); | |
f02df580 MS |
193 | |
194 | /* Have everything. Open/write the data. */ | |
195 | if (file_format == NULL || strcmp (file_format, "binary") == 0) | |
ee0c3293 | 196 | dump_binary_file (filename.get (), mode, buf.data (), count); |
f02df580 | 197 | else |
ee0c3293 | 198 | dump_bfd_file (filename.get (), mode, file_format, lo, buf.data (), count); |
f02df580 MS |
199 | } |
200 | ||
201 | static void | |
2d0ac106 | 202 | dump_memory_command (const char *cmd, const char *mode) |
f02df580 MS |
203 | { |
204 | dump_memory_to_file (cmd, mode, "binary"); | |
205 | } | |
206 | ||
207 | static void | |
93db0d79 | 208 | dump_value_to_file (const char *cmd, const char *mode, const char *file_format) |
f02df580 | 209 | { |
f02df580 | 210 | struct value *val; |
f02df580 MS |
211 | |
212 | /* Open the file. */ | |
ee0c3293 | 213 | gdb::unique_xmalloc_ptr<char> filename = scan_filename (&cmd, NULL); |
f02df580 MS |
214 | |
215 | /* Find the value. */ | |
216 | if (cmd == NULL || *cmd == '\0') | |
8a3fe4f8 | 217 | error (_("No value to %s."), *mode == 'a' ? "append" : "dump"); |
f02df580 MS |
218 | val = parse_and_eval (cmd); |
219 | if (val == NULL) | |
8a3fe4f8 | 220 | error (_("Invalid expression.")); |
f02df580 MS |
221 | |
222 | /* Have everything. Open/write the data. */ | |
223 | if (file_format == NULL || strcmp (file_format, "binary") == 0) | |
ee0c3293 TT |
224 | dump_binary_file (filename.get (), mode, value_contents (val), |
225 | TYPE_LENGTH (value_type (val))); | |
f02df580 MS |
226 | else |
227 | { | |
228 | CORE_ADDR vaddr; | |
229 | ||
230 | if (VALUE_LVAL (val)) | |
231 | { | |
42ae5230 | 232 | vaddr = value_address (val); |
f02df580 MS |
233 | } |
234 | else | |
235 | { | |
236 | vaddr = 0; | |
8a3fe4f8 | 237 | warning (_("value is not an lval: address assumed to be zero")); |
f02df580 MS |
238 | } |
239 | ||
ee0c3293 | 240 | dump_bfd_file (filename.get (), mode, file_format, vaddr, |
0fd88904 | 241 | value_contents (val), |
df407dfe | 242 | TYPE_LENGTH (value_type (val))); |
f02df580 | 243 | } |
f02df580 MS |
244 | } |
245 | ||
246 | static void | |
2d0ac106 | 247 | dump_value_command (const char *cmd, const char *mode) |
f02df580 MS |
248 | { |
249 | dump_value_to_file (cmd, mode, "binary"); | |
250 | } | |
251 | ||
f02df580 | 252 | static void |
2d0ac106 | 253 | dump_srec_memory (const char *args, int from_tty) |
f02df580 | 254 | { |
5d1d95de | 255 | dump_memory_to_file (args, FOPEN_WB, "srec"); |
f02df580 MS |
256 | } |
257 | ||
258 | static void | |
2d0ac106 | 259 | dump_srec_value (const char *args, int from_tty) |
f02df580 | 260 | { |
5d1d95de | 261 | dump_value_to_file (args, FOPEN_WB, "srec"); |
f02df580 MS |
262 | } |
263 | ||
264 | static void | |
2d0ac106 | 265 | dump_ihex_memory (const char *args, int from_tty) |
f02df580 | 266 | { |
5d1d95de | 267 | dump_memory_to_file (args, FOPEN_WB, "ihex"); |
f02df580 MS |
268 | } |
269 | ||
270 | static void | |
2d0ac106 | 271 | dump_ihex_value (const char *args, int from_tty) |
f02df580 | 272 | { |
5d1d95de | 273 | dump_value_to_file (args, FOPEN_WB, "ihex"); |
f02df580 MS |
274 | } |
275 | ||
cf75d6c3 | 276 | static void |
2d0ac106 | 277 | dump_verilog_memory (const char *args, int from_tty) |
cf75d6c3 AB |
278 | { |
279 | dump_memory_to_file (args, FOPEN_WB, "verilog"); | |
280 | } | |
281 | ||
282 | static void | |
2d0ac106 | 283 | dump_verilog_value (const char *args, int from_tty) |
cf75d6c3 AB |
284 | { |
285 | dump_value_to_file (args, FOPEN_WB, "verilog"); | |
286 | } | |
287 | ||
f02df580 | 288 | static void |
2d0ac106 | 289 | dump_tekhex_memory (const char *args, int from_tty) |
f02df580 | 290 | { |
5d1d95de | 291 | dump_memory_to_file (args, FOPEN_WB, "tekhex"); |
f02df580 MS |
292 | } |
293 | ||
294 | static void | |
2d0ac106 | 295 | dump_tekhex_value (const char *args, int from_tty) |
f02df580 | 296 | { |
5d1d95de | 297 | dump_value_to_file (args, FOPEN_WB, "tekhex"); |
f02df580 MS |
298 | } |
299 | ||
300 | static void | |
2d0ac106 | 301 | dump_binary_memory (const char *args, int from_tty) |
f02df580 | 302 | { |
5d1d95de | 303 | dump_memory_to_file (args, FOPEN_WB, "binary"); |
f02df580 MS |
304 | } |
305 | ||
306 | static void | |
2d0ac106 | 307 | dump_binary_value (const char *args, int from_tty) |
f02df580 | 308 | { |
5d1d95de | 309 | dump_value_to_file (args, FOPEN_WB, "binary"); |
f02df580 MS |
310 | } |
311 | ||
312 | static void | |
2d0ac106 | 313 | append_binary_memory (const char *args, int from_tty) |
f02df580 | 314 | { |
5d1d95de | 315 | dump_memory_to_file (args, FOPEN_AB, "binary"); |
f02df580 MS |
316 | } |
317 | ||
318 | static void | |
2d0ac106 | 319 | append_binary_value (const char *args, int from_tty) |
f02df580 | 320 | { |
5d1d95de | 321 | dump_value_to_file (args, FOPEN_AB, "binary"); |
f02df580 MS |
322 | } |
323 | ||
324 | struct dump_context | |
325 | { | |
2d0ac106 | 326 | void (*func) (const char *cmd, const char *mode); |
a121b7c1 | 327 | const char *mode; |
f02df580 MS |
328 | }; |
329 | ||
330 | static void | |
95a6b0a1 | 331 | call_dump_func (struct cmd_list_element *c, const char *args, int from_tty) |
f02df580 | 332 | { |
9a3c8263 | 333 | struct dump_context *d = (struct dump_context *) get_cmd_context (c); |
cdb27c12 | 334 | |
f02df580 MS |
335 | d->func (args, d->mode); |
336 | } | |
337 | ||
db229724 | 338 | static void |
a121b7c1 | 339 | add_dump_command (const char *name, |
2d0ac106 | 340 | void (*func) (const char *args, const char *mode), |
a121b7c1 | 341 | const char *descr) |
f02df580 MS |
342 | |
343 | { | |
344 | struct cmd_list_element *c; | |
345 | struct dump_context *d; | |
346 | ||
0450cc4c | 347 | c = add_cmd (name, all_commands, descr, &dump_cmdlist); |
f02df580 | 348 | c->completer = filename_completer; |
70ba0933 | 349 | d = XNEW (struct dump_context); |
f02df580 | 350 | d->func = func; |
5d1d95de | 351 | d->mode = FOPEN_WB; |
f02df580 MS |
352 | set_cmd_context (c, d); |
353 | c->func = call_dump_func; | |
354 | ||
0450cc4c | 355 | c = add_cmd (name, all_commands, descr, &append_cmdlist); |
f02df580 | 356 | c->completer = filename_completer; |
70ba0933 | 357 | d = XNEW (struct dump_context); |
f02df580 | 358 | d->func = func; |
5d1d95de | 359 | d->mode = FOPEN_AB; |
f02df580 MS |
360 | set_cmd_context (c, d); |
361 | c->func = call_dump_func; | |
362 | ||
cb1a6d5f | 363 | /* Replace "Dump " at start of docstring with "Append " (borrowed |
eefe576e | 364 | from [deleted] deprecated_add_show_from_set). */ |
f02df580 MS |
365 | if ( c->doc[0] == 'W' |
366 | && c->doc[1] == 'r' | |
367 | && c->doc[2] == 'i' | |
368 | && c->doc[3] == 't' | |
369 | && c->doc[4] == 'e' | |
370 | && c->doc[5] == ' ') | |
1754f103 | 371 | c->doc = concat ("Append ", c->doc + 6, (char *)NULL); |
f02df580 MS |
372 | } |
373 | ||
03cd72b8 | 374 | /* Selectively loads the sections into memory. */ |
f02df580 MS |
375 | |
376 | static void | |
03cd72b8 TT |
377 | restore_one_section (bfd *ibfd, asection *isec, |
378 | CORE_ADDR load_offset, | |
379 | CORE_ADDR load_start, | |
380 | CORE_ADDR load_end) | |
f02df580 | 381 | { |
fd361982 AM |
382 | bfd_vma sec_start = bfd_section_vma (isec); |
383 | bfd_size_type size = bfd_section_size (isec); | |
f02df580 MS |
384 | bfd_vma sec_end = sec_start + size; |
385 | bfd_size_type sec_offset = 0; | |
386 | bfd_size_type sec_load_count = size; | |
f02df580 MS |
387 | int ret; |
388 | ||
ebcd3b23 | 389 | /* Ignore non-loadable sections, eg. from elf files. */ |
fd361982 | 390 | if (!(bfd_section_flags (isec) & SEC_LOAD)) |
f02df580 MS |
391 | return; |
392 | ||
393 | /* Does the section overlap with the desired restore range? */ | |
03cd72b8 TT |
394 | if (sec_end <= load_start |
395 | || (load_end > 0 && sec_start >= load_end)) | |
f02df580 | 396 | { |
ebcd3b23 | 397 | /* No, no useable data in this section. */ |
a3f17187 | 398 | printf_filtered (_("skipping section %s...\n"), |
fd361982 | 399 | bfd_section_name (isec)); |
f02df580 MS |
400 | return; |
401 | } | |
402 | ||
403 | /* Compare section address range with user-requested | |
404 | address range (if any). Compute where the actual | |
405 | transfer should start and end. */ | |
03cd72b8 TT |
406 | if (sec_start < load_start) |
407 | sec_offset = load_start - sec_start; | |
ebcd3b23 | 408 | /* Size of a partial transfer. */ |
f02df580 | 409 | sec_load_count -= sec_offset; |
03cd72b8 TT |
410 | if (load_end > 0 && sec_end > load_end) |
411 | sec_load_count -= sec_end - load_end; | |
f02df580 MS |
412 | |
413 | /* Get the data. */ | |
26fcd5d7 TT |
414 | gdb::byte_vector buf (size); |
415 | if (!bfd_get_section_contents (ibfd, isec, buf.data (), 0, size)) | |
8a3fe4f8 | 416 | error (_("Failed to read bfd file %s: '%s'."), bfd_get_filename (ibfd), |
f02df580 MS |
417 | bfd_errmsg (bfd_get_error ())); |
418 | ||
419 | printf_filtered ("Restoring section %s (0x%lx to 0x%lx)", | |
fd361982 | 420 | bfd_section_name (isec), |
f02df580 MS |
421 | (unsigned long) sec_start, |
422 | (unsigned long) sec_end); | |
423 | ||
03cd72b8 | 424 | if (load_offset != 0 || load_start != 0 || load_end != 0) |
5af949e3 | 425 | printf_filtered (" into memory (%s to %s)\n", |
f5656ead | 426 | paddress (target_gdbarch (), |
5af949e3 | 427 | (unsigned long) sec_start |
03cd72b8 | 428 | + sec_offset + load_offset), |
f5656ead | 429 | paddress (target_gdbarch (), |
5af949e3 | 430 | (unsigned long) sec_start + sec_offset |
03cd72b8 | 431 | + load_offset + sec_load_count)); |
f02df580 MS |
432 | else |
433 | puts_filtered ("\n"); | |
434 | ||
435 | /* Write the data. */ | |
03cd72b8 | 436 | ret = target_write_memory (sec_start + sec_offset + load_offset, |
26fcd5d7 | 437 | &buf[sec_offset], sec_load_count); |
f02df580 | 438 | if (ret != 0) |
8a3fe4f8 | 439 | warning (_("restore: memory write failed (%s)."), safe_strerror (ret)); |
f02df580 MS |
440 | } |
441 | ||
442 | static void | |
03cd72b8 TT |
443 | restore_binary_file (const char *filename, CORE_ADDR load_offset, |
444 | CORE_ADDR load_start, CORE_ADDR load_end) | |
445 | ||
f02df580 | 446 | { |
d419f42d | 447 | gdb_file_up file = gdb_fopen_cloexec (filename, FOPEN_RB); |
f02df580 MS |
448 | long len; |
449 | ||
94c18618 SDJ |
450 | if (file == NULL) |
451 | error (_("Failed to open %s: %s"), filename, safe_strerror (errno)); | |
452 | ||
f02df580 | 453 | /* Get the file size for reading. */ |
d419f42d | 454 | if (fseek (file.get (), 0, SEEK_END) == 0) |
5e9e105f | 455 | { |
d419f42d | 456 | len = ftell (file.get ()); |
5e9e105f MS |
457 | if (len < 0) |
458 | perror_with_name (filename); | |
459 | } | |
f02df580 MS |
460 | else |
461 | perror_with_name (filename); | |
462 | ||
03cd72b8 | 463 | if (len <= load_start) |
8a3fe4f8 | 464 | error (_("Start address is greater than length of binary file %s."), |
f02df580 MS |
465 | filename); |
466 | ||
ebcd3b23 | 467 | /* Chop off "len" if it exceeds the requested load_end addr. */ |
03cd72b8 TT |
468 | if (load_end != 0 && load_end < len) |
469 | len = load_end; | |
ebcd3b23 | 470 | /* Chop off "len" if the requested load_start addr skips some bytes. */ |
03cd72b8 TT |
471 | if (load_start > 0) |
472 | len -= load_start; | |
f02df580 MS |
473 | |
474 | printf_filtered | |
475 | ("Restoring binary file %s into memory (0x%lx to 0x%lx)\n", | |
476 | filename, | |
03cd72b8 TT |
477 | (unsigned long) (load_start + load_offset), |
478 | (unsigned long) (load_start + load_offset + len)); | |
f02df580 MS |
479 | |
480 | /* Now set the file pos to the requested load start pos. */ | |
03cd72b8 | 481 | if (fseek (file.get (), load_start, SEEK_SET) != 0) |
f02df580 MS |
482 | perror_with_name (filename); |
483 | ||
484 | /* Now allocate a buffer and read the file contents. */ | |
d5722aa2 | 485 | gdb::byte_vector buf (len); |
d419f42d | 486 | if (fread (buf.data (), 1, len, file.get ()) != len) |
f02df580 MS |
487 | perror_with_name (filename); |
488 | ||
ebcd3b23 | 489 | /* Now write the buffer into target memory. */ |
03cd72b8 | 490 | len = target_write_memory (load_start + load_offset, buf.data (), len); |
f02df580 | 491 | if (len != 0) |
8a3fe4f8 | 492 | warning (_("restore: memory write failed (%s)."), safe_strerror (len)); |
f02df580 MS |
493 | } |
494 | ||
495 | static void | |
0b39b52e | 496 | restore_command (const char *args, int from_tty) |
f02df580 | 497 | { |
f02df580 MS |
498 | int binary_flag = 0; |
499 | ||
55f6301a | 500 | if (!target_has_execution ()) |
f02df580 MS |
501 | noprocess (); |
502 | ||
03cd72b8 TT |
503 | CORE_ADDR load_offset = 0; |
504 | CORE_ADDR load_start = 0; | |
505 | CORE_ADDR load_end = 0; | |
f02df580 | 506 | |
ebcd3b23 | 507 | /* Parse the input arguments. First is filename (required). */ |
ee0c3293 | 508 | gdb::unique_xmalloc_ptr<char> filename = scan_filename (&args, NULL); |
f02df580 MS |
509 | if (args != NULL && *args != '\0') |
510 | { | |
a121b7c1 | 511 | static const char binary_string[] = "binary"; |
f02df580 MS |
512 | |
513 | /* Look for optional "binary" flag. */ | |
61012eef | 514 | if (startswith (args, binary_string)) |
f02df580 MS |
515 | { |
516 | binary_flag = 1; | |
517 | args += strlen (binary_string); | |
f1735a53 | 518 | args = skip_spaces (args); |
f02df580 | 519 | } |
ebcd3b23 | 520 | /* Parse offset (optional). */ |
f02df580 | 521 | if (args != NULL && *args != '\0') |
03cd72b8 TT |
522 | load_offset |
523 | = (binary_flag | |
524 | ? parse_and_eval_address (scan_expression (&args, NULL).get ()) | |
525 | : parse_and_eval_long (scan_expression (&args, NULL).get ())); | |
f02df580 MS |
526 | if (args != NULL && *args != '\0') |
527 | { | |
ebcd3b23 | 528 | /* Parse start address (optional). */ |
03cd72b8 | 529 | load_start = |
ee0c3293 | 530 | parse_and_eval_long (scan_expression (&args, NULL).get ()); |
f02df580 MS |
531 | if (args != NULL && *args != '\0') |
532 | { | |
ebcd3b23 | 533 | /* Parse end address (optional). */ |
03cd72b8 TT |
534 | load_end = parse_and_eval_long (args); |
535 | if (load_end <= load_start) | |
8a3fe4f8 | 536 | error (_("Start must be less than end.")); |
f02df580 MS |
537 | } |
538 | } | |
539 | } | |
540 | ||
541 | if (info_verbose) | |
542 | printf_filtered ("Restore file %s offset 0x%lx start 0x%lx end 0x%lx\n", | |
03cd72b8 TT |
543 | filename.get (), (unsigned long) load_offset, |
544 | (unsigned long) load_start, | |
545 | (unsigned long) load_end); | |
f02df580 MS |
546 | |
547 | if (binary_flag) | |
548 | { | |
03cd72b8 TT |
549 | restore_binary_file (filename.get (), load_offset, load_start, |
550 | load_end); | |
f02df580 MS |
551 | } |
552 | else | |
553 | { | |
ebcd3b23 | 554 | /* Open the file for loading. */ |
ee0c3293 | 555 | gdb_bfd_ref_ptr ibfd (bfd_openr_or_error (filename.get (), NULL)); |
f02df580 | 556 | |
ebcd3b23 | 557 | /* Process the sections. */ |
03cd72b8 TT |
558 | for (asection *sect : gdb_bfd_sections (ibfd)) |
559 | restore_one_section (ibfd.get (), sect, load_offset, load_start, | |
560 | load_end); | |
f02df580 | 561 | } |
f02df580 MS |
562 | } |
563 | ||
6c265988 | 564 | void _initialize_cli_dump (); |
f02df580 | 565 | void |
6c265988 | 566 | _initialize_cli_dump () |
f02df580 MS |
567 | { |
568 | struct cmd_list_element *c; | |
cdb27c12 | 569 | |
0743fc83 TT |
570 | add_basic_prefix_cmd ("dump", class_vars, |
571 | _("Dump target code/data to a local file."), | |
572 | &dump_cmdlist, "dump ", | |
573 | 0/*allow-unknown*/, | |
574 | &cmdlist); | |
575 | add_basic_prefix_cmd ("append", class_vars, | |
576 | _("Append target code/data to a local file."), | |
577 | &append_cmdlist, "append ", | |
578 | 0/*allow-unknown*/, | |
579 | &cmdlist); | |
f02df580 MS |
580 | |
581 | add_dump_command ("memory", dump_memory_command, "\ | |
582 | Write contents of memory to a raw binary file.\n\ | |
583 | Arguments are FILE START STOP. Writes the contents of memory within the\n\ | |
64b9b334 | 584 | range [START .. STOP) to the specified FILE in raw target ordered bytes."); |
f02df580 MS |
585 | |
586 | add_dump_command ("value", dump_value_command, "\ | |
587 | Write the value of an expression to a raw binary file.\n\ | |
588 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION to\n\ | |
589 | the specified FILE in raw target ordered bytes."); | |
590 | ||
0743fc83 TT |
591 | add_basic_prefix_cmd ("srec", all_commands, |
592 | _("Write target code/data to an srec file."), | |
593 | &srec_cmdlist, "dump srec ", | |
594 | 0 /*allow-unknown*/, | |
595 | &dump_cmdlist); | |
596 | ||
597 | add_basic_prefix_cmd ("ihex", all_commands, | |
598 | _("Write target code/data to an intel hex file."), | |
599 | &ihex_cmdlist, "dump ihex ", | |
600 | 0 /*allow-unknown*/, | |
601 | &dump_cmdlist); | |
602 | ||
603 | add_basic_prefix_cmd ("verilog", all_commands, | |
604 | _("Write target code/data to a verilog hex file."), | |
605 | &verilog_cmdlist, "dump verilog ", | |
606 | 0 /*allow-unknown*/, | |
607 | &dump_cmdlist); | |
608 | ||
609 | add_basic_prefix_cmd ("tekhex", all_commands, | |
610 | _("Write target code/data to a tekhex file."), | |
611 | &tekhex_cmdlist, "dump tekhex ", | |
612 | 0 /*allow-unknown*/, | |
613 | &dump_cmdlist); | |
614 | ||
615 | add_basic_prefix_cmd ("binary", all_commands, | |
616 | _("Write target code/data to a raw binary file."), | |
617 | &binary_dump_cmdlist, "dump binary ", | |
618 | 0 /*allow-unknown*/, | |
619 | &dump_cmdlist); | |
620 | ||
621 | add_basic_prefix_cmd ("binary", all_commands, | |
622 | _("Append target code/data to a raw binary file."), | |
623 | &binary_append_cmdlist, "append binary ", | |
624 | 0 /*allow-unknown*/, | |
625 | &append_cmdlist); | |
f02df580 | 626 | |
1a966eab | 627 | add_cmd ("memory", all_commands, dump_srec_memory, _("\ |
f02df580 MS |
628 | Write contents of memory to an srec file.\n\ |
629 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 630 | within the range [START .. STOP) to the specified FILE in srec format."), |
f02df580 MS |
631 | &srec_cmdlist); |
632 | ||
1a966eab | 633 | add_cmd ("value", all_commands, dump_srec_value, _("\ |
f02df580 MS |
634 | Write the value of an expression to an srec file.\n\ |
635 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 636 | to the specified FILE in srec format."), |
f02df580 MS |
637 | &srec_cmdlist); |
638 | ||
1a966eab | 639 | add_cmd ("memory", all_commands, dump_ihex_memory, _("\ |
f02df580 MS |
640 | Write contents of memory to an ihex file.\n\ |
641 | Arguments are FILE START STOP. Writes the contents of memory within\n\ | |
64b9b334 | 642 | the range [START .. STOP) to the specified FILE in intel hex format."), |
f02df580 MS |
643 | &ihex_cmdlist); |
644 | ||
1a966eab | 645 | add_cmd ("value", all_commands, dump_ihex_value, _("\ |
f02df580 MS |
646 | Write the value of an expression to an ihex file.\n\ |
647 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 648 | to the specified FILE in intel hex format."), |
f02df580 MS |
649 | &ihex_cmdlist); |
650 | ||
cf75d6c3 AB |
651 | add_cmd ("memory", all_commands, dump_verilog_memory, _("\ |
652 | Write contents of memory to a verilog hex file.\n\ | |
653 | Arguments are FILE START STOP. Writes the contents of memory within\n\ | |
654 | the range [START .. STOP) to the specified FILE in verilog hex format."), | |
655 | &verilog_cmdlist); | |
656 | ||
657 | add_cmd ("value", all_commands, dump_verilog_value, _("\ | |
658 | Write the value of an expression to a verilog hex file.\n\ | |
659 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
660 | to the specified FILE in verilog hex format."), | |
661 | &verilog_cmdlist); | |
662 | ||
1a966eab | 663 | add_cmd ("memory", all_commands, dump_tekhex_memory, _("\ |
f02df580 MS |
664 | Write contents of memory to a tekhex file.\n\ |
665 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 666 | within the range [START .. STOP) to the specified FILE in tekhex format."), |
f02df580 MS |
667 | &tekhex_cmdlist); |
668 | ||
1a966eab | 669 | add_cmd ("value", all_commands, dump_tekhex_value, _("\ |
f02df580 MS |
670 | Write the value of an expression to a tekhex file.\n\ |
671 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 672 | to the specified FILE in tekhex format."), |
f02df580 MS |
673 | &tekhex_cmdlist); |
674 | ||
1a966eab | 675 | add_cmd ("memory", all_commands, dump_binary_memory, _("\ |
f02df580 MS |
676 | Write contents of memory to a raw binary file.\n\ |
677 | Arguments are FILE START STOP. Writes the contents of memory\n\ | |
64b9b334 | 678 | within the range [START .. STOP) to the specified FILE in binary format."), |
f02df580 MS |
679 | &binary_dump_cmdlist); |
680 | ||
1a966eab | 681 | add_cmd ("value", all_commands, dump_binary_value, _("\ |
f02df580 MS |
682 | Write the value of an expression to a raw binary file.\n\ |
683 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 684 | to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
685 | &binary_dump_cmdlist); |
686 | ||
1a966eab | 687 | add_cmd ("memory", all_commands, append_binary_memory, _("\ |
f02df580 MS |
688 | Append contents of memory to a raw binary file.\n\ |
689 | Arguments are FILE START STOP. Writes the contents of memory within the\n\ | |
64b9b334 | 690 | range [START .. STOP) to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
691 | &binary_append_cmdlist); |
692 | ||
1a966eab | 693 | add_cmd ("value", all_commands, append_binary_value, _("\ |
f02df580 MS |
694 | Append the value of an expression to a raw binary file.\n\ |
695 | Arguments are FILE EXPRESSION. Writes the value of EXPRESSION\n\ | |
1a966eab | 696 | to the specified FILE in raw target ordered bytes."), |
f02df580 MS |
697 | &binary_append_cmdlist); |
698 | ||
1bedd215 AC |
699 | c = add_com ("restore", class_vars, restore_command, _("\ |
700 | Restore the contents of FILE to target memory.\n\ | |
f02df580 MS |
701 | Arguments are FILE OFFSET START END where all except FILE are optional.\n\ |
702 | OFFSET will be added to the base address of the file (default zero).\n\ | |
9eb6e5a1 | 703 | If START and END are given, only the file contents within that range\n\ |
1bedd215 | 704 | (file relative) will be restored to target memory.")); |
f02df580 | 705 | c->completer = filename_completer; |
ebcd3b23 | 706 | /* FIXME: completers for other commands. */ |
f02df580 | 707 | } |