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ce3a066d | 1 | /* Target operations for the remote server for GDB. |
4a94e368 | 2 | Copyright (C) 2002-2022 Free Software Foundation, Inc. |
ce3a066d DJ |
3 | |
4 | Contributed by MontaVista Software. | |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
ce3a066d DJ |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
ce3a066d DJ |
20 | |
21 | #include "server.h" | |
c144c7a0 | 22 | #include "tracepoint.h" |
d59b55f0 | 23 | #include "gdbsupport/byte-vector.h" |
ea06bbaa | 24 | #include "hostio.h" |
c9b7b804 TBA |
25 | #include <fcntl.h> |
26 | #include <unistd.h> | |
27 | #include <sys/types.h> | |
28 | #include <sys/stat.h> | |
ce3a066d | 29 | |
5b6d1e4f | 30 | process_stratum_target *the_target; |
ce3a066d | 31 | |
f0db101d | 32 | int |
f557a88a | 33 | set_desired_thread () |
0d62e5e8 | 34 | { |
c12a5089 SC |
35 | client_state &cs = get_client_state (); |
36 | thread_info *found = find_thread_ptid (cs.general_thread); | |
0d62e5e8 | 37 | |
24583e45 | 38 | switch_to_thread (found); |
f0db101d | 39 | return (current_thread != NULL); |
0d62e5e8 DJ |
40 | } |
41 | ||
a67a9fae PA |
42 | /* The thread that was current before prepare_to_access_memory was |
43 | called. done_accessing_memory uses this to restore the previous | |
44 | selected thread. */ | |
45 | static ptid_t prev_general_thread; | |
46 | ||
47 | /* See target.h. */ | |
48 | ||
49 | int | |
50 | prepare_to_access_memory (void) | |
51 | { | |
c12a5089 SC |
52 | client_state &cs = get_client_state (); |
53 | ||
bac608e7 SM |
54 | /* The first thread found. */ |
55 | struct thread_info *first = NULL; | |
56 | /* The first stopped thread found. */ | |
57 | struct thread_info *stopped = NULL; | |
58 | /* The current general thread, if found. */ | |
59 | struct thread_info *current = NULL; | |
a67a9fae | 60 | |
bac608e7 SM |
61 | /* Save the general thread value, since prepare_to_access_memory could change |
62 | it. */ | |
c12a5089 | 63 | prev_general_thread = cs.general_thread; |
a67a9fae | 64 | |
52405d85 | 65 | int res = the_target->prepare_to_access_memory (); |
79b44087 TBA |
66 | if (res != 0) |
67 | return res; | |
a67a9fae | 68 | |
bac608e7 SM |
69 | for_each_thread (prev_general_thread.pid (), [&] (thread_info *thread) |
70 | { | |
71 | if (mythread_alive (thread->id)) | |
72 | { | |
52405d85 | 73 | if (stopped == NULL && the_target->supports_thread_stopped () |
68119632 | 74 | && target_thread_stopped (thread)) |
bac608e7 SM |
75 | stopped = thread; |
76 | ||
77 | if (first == NULL) | |
78 | first = thread; | |
79 | ||
80 | if (current == NULL && prev_general_thread == thread->id) | |
81 | current = thread; | |
82 | } | |
83 | }); | |
84 | ||
85 | /* The thread we end up choosing. */ | |
86 | struct thread_info *thread; | |
a67a9fae PA |
87 | |
88 | /* Prefer a stopped thread. If none is found, try the current | |
89 | thread. Otherwise, take the first thread in the process. If | |
90 | none is found, undo the effects of | |
91 | target->prepare_to_access_memory() and return error. */ | |
bac608e7 SM |
92 | if (stopped != NULL) |
93 | thread = stopped; | |
94 | else if (current != NULL) | |
95 | thread = current; | |
96 | else if (first != NULL) | |
97 | thread = first; | |
a67a9fae PA |
98 | else |
99 | { | |
100 | done_accessing_memory (); | |
101 | return 1; | |
102 | } | |
103 | ||
24583e45 | 104 | switch_to_thread (thread); |
c12a5089 | 105 | cs.general_thread = ptid_of (thread); |
a67a9fae PA |
106 | |
107 | return 0; | |
108 | } | |
109 | ||
110 | /* See target.h. */ | |
111 | ||
112 | void | |
113 | done_accessing_memory (void) | |
114 | { | |
c12a5089 SC |
115 | client_state &cs = get_client_state (); |
116 | ||
52405d85 | 117 | the_target->done_accessing_memory (); |
a67a9fae PA |
118 | |
119 | /* Restore the previous selected thread. */ | |
c12a5089 | 120 | cs.general_thread = prev_general_thread; |
5b6d1e4f | 121 | switch_to_thread (the_target, cs.general_thread); |
a67a9fae PA |
122 | } |
123 | ||
c3e735a6 | 124 | int |
f450004a | 125 | read_inferior_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len) |
611cb4a5 | 126 | { |
c3e735a6 | 127 | int res; |
52405d85 | 128 | res = the_target->read_memory (memaddr, myaddr, len); |
611cb4a5 | 129 | check_mem_read (memaddr, myaddr, len); |
c3e735a6 | 130 | return res; |
611cb4a5 DJ |
131 | } |
132 | ||
721ec300 GB |
133 | /* See target/target.h. */ |
134 | ||
135 | int | |
136 | target_read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, ssize_t len) | |
137 | { | |
138 | return read_inferior_memory (memaddr, myaddr, len); | |
139 | } | |
140 | ||
141 | /* See target/target.h. */ | |
142 | ||
143 | int | |
144 | target_read_uint32 (CORE_ADDR memaddr, uint32_t *result) | |
145 | { | |
146 | return read_inferior_memory (memaddr, (gdb_byte *) result, sizeof (*result)); | |
147 | } | |
148 | ||
4196ab2a TT |
149 | /* See target/target.h. */ |
150 | ||
611cb4a5 | 151 | int |
4196ab2a TT |
152 | target_write_memory (CORE_ADDR memaddr, const unsigned char *myaddr, |
153 | ssize_t len) | |
0d62e5e8 | 154 | { |
c6778d00 TT |
155 | /* Make a copy of the data because check_mem_write may need to |
156 | update it. */ | |
d59b55f0 | 157 | gdb::byte_vector buffer (myaddr, myaddr + len); |
c6778d00 | 158 | check_mem_write (memaddr, buffer.data (), myaddr, len); |
52405d85 | 159 | return the_target->write_memory (memaddr, buffer.data (), len); |
0d62e5e8 DJ |
160 | } |
161 | ||
95954743 | 162 | ptid_t |
b60cea74 TT |
163 | mywait (ptid_t ptid, struct target_waitstatus *ourstatus, |
164 | target_wait_flags options, int connected_wait) | |
611cb4a5 | 165 | { |
95954743 | 166 | ptid_t ret; |
0d62e5e8 DJ |
167 | |
168 | if (connected_wait) | |
169 | server_waiting = 1; | |
170 | ||
f2b9e3df | 171 | ret = target_wait (ptid, ourstatus, options); |
bd99dc85 | 172 | |
4210d83e PA |
173 | /* We don't expose _LOADED events to gdbserver core. See the |
174 | `dlls_changed' global. */ | |
183be222 SM |
175 | if (ourstatus->kind () == TARGET_WAITKIND_LOADED) |
176 | ourstatus->set_stopped (GDB_SIGNAL_0); | |
4210d83e | 177 | |
1a3d890b PA |
178 | /* If GDB is connected through TCP/serial, then GDBserver will most |
179 | probably be running on its own terminal/console, so it's nice to | |
180 | print there why is GDBserver exiting. If however, GDB is | |
181 | connected through stdio, then there's no need to spam the GDB | |
182 | console with this -- the user will already see the exit through | |
183 | regular GDB output, in that same terminal. */ | |
184 | if (!remote_connection_is_stdio ()) | |
185 | { | |
183be222 | 186 | if (ourstatus->kind () == TARGET_WAITKIND_EXITED) |
1a3d890b | 187 | fprintf (stderr, |
183be222 SM |
188 | "\nChild exited with status %d\n", ourstatus->exit_status ()); |
189 | else if (ourstatus->kind () == TARGET_WAITKIND_SIGNALLED) | |
1a3d890b | 190 | fprintf (stderr, "\nChild terminated with signal = 0x%x (%s)\n", |
183be222 SM |
191 | gdb_signal_to_host (ourstatus->sig ()), |
192 | gdb_signal_to_name (ourstatus->sig ())); | |
1a3d890b | 193 | } |
0d62e5e8 DJ |
194 | |
195 | if (connected_wait) | |
196 | server_waiting = 0; | |
197 | ||
198 | return ret; | |
611cb4a5 DJ |
199 | } |
200 | ||
f8c1d06b GB |
201 | /* See target/target.h. */ |
202 | ||
203 | void | |
03f4463b | 204 | target_stop_and_wait (ptid_t ptid) |
f8c1d06b GB |
205 | { |
206 | struct target_waitstatus status; | |
3e6ec53a | 207 | bool was_non_stop = non_stop; |
17e16485 | 208 | struct thread_resume resume_info; |
f8c1d06b | 209 | |
17e16485 YQ |
210 | resume_info.thread = ptid; |
211 | resume_info.kind = resume_stop; | |
212 | resume_info.sig = GDB_SIGNAL_0; | |
52405d85 | 213 | the_target->resume (&resume_info, 1); |
f8c1d06b | 214 | |
3e6ec53a | 215 | non_stop = true; |
f8c1d06b GB |
216 | mywait (ptid, &status, 0, 0); |
217 | non_stop = was_non_stop; | |
218 | } | |
219 | ||
220 | /* See target/target.h. */ | |
221 | ||
f2b9e3df | 222 | ptid_t |
b60cea74 TT |
223 | target_wait (ptid_t ptid, struct target_waitstatus *status, |
224 | target_wait_flags options) | |
f2b9e3df | 225 | { |
52405d85 | 226 | return the_target->wait (ptid, status, options); |
f2b9e3df SDJ |
227 | } |
228 | ||
229 | /* See target/target.h. */ | |
230 | ||
bc1e6c81 SDJ |
231 | void |
232 | target_mourn_inferior (ptid_t ptid) | |
233 | { | |
52405d85 | 234 | the_target->mourn (find_process_pid (ptid.pid ())); |
bc1e6c81 SDJ |
235 | } |
236 | ||
237 | /* See target/target.h. */ | |
238 | ||
f8c1d06b | 239 | void |
03f4463b | 240 | target_continue_no_signal (ptid_t ptid) |
f8c1d06b GB |
241 | { |
242 | struct thread_resume resume_info; | |
243 | ||
244 | resume_info.thread = ptid; | |
245 | resume_info.kind = resume_continue; | |
246 | resume_info.sig = GDB_SIGNAL_0; | |
52405d85 | 247 | the_target->resume (&resume_info, 1); |
f8c1d06b GB |
248 | } |
249 | ||
049a8570 SDJ |
250 | /* See target/target.h. */ |
251 | ||
252 | void | |
253 | target_continue (ptid_t ptid, enum gdb_signal signal) | |
254 | { | |
255 | struct thread_resume resume_info; | |
256 | ||
257 | resume_info.thread = ptid; | |
258 | resume_info.kind = resume_continue; | |
259 | resume_info.sig = gdb_signal_to_host (signal); | |
52405d85 | 260 | the_target->resume (&resume_info, 1); |
049a8570 SDJ |
261 | } |
262 | ||
1fb77080 SDJ |
263 | /* See target/target.h. */ |
264 | ||
265 | int | |
266 | target_supports_multi_process (void) | |
267 | { | |
52405d85 | 268 | return the_target->supports_multi_process (); |
1fb77080 SDJ |
269 | } |
270 | ||
ce3a066d | 271 | void |
5b6d1e4f | 272 | set_target_ops (process_stratum_target *target) |
ce3a066d | 273 | { |
478f9adf | 274 | the_target = target; |
ce3a066d | 275 | } |
95954743 PA |
276 | |
277 | /* Convert pid to printable format. */ | |
278 | ||
61d7f128 | 279 | std::string |
95954743 PA |
280 | target_pid_to_str (ptid_t ptid) |
281 | { | |
d7e15655 | 282 | if (ptid == minus_one_ptid) |
61d7f128 | 283 | return string_printf("<all threads>"); |
d7e15655 | 284 | else if (ptid == null_ptid) |
61d7f128 | 285 | return string_printf("<null thread>"); |
cc6bcb54 | 286 | else if (ptid.tid () != 0) |
61d7f128 SM |
287 | return string_printf("Thread %d.0x%s", |
288 | ptid.pid (), | |
289 | phex_nz (ptid.tid (), sizeof (ULONGEST))); | |
e38504b3 | 290 | else if (ptid.lwp () != 0) |
61d7f128 SM |
291 | return string_printf("LWP %d.%ld", |
292 | ptid.pid (), ptid.lwp ()); | |
95954743 | 293 | else |
61d7f128 SM |
294 | return string_printf("Process %d", |
295 | ptid.pid ()); | |
95954743 | 296 | } |
8336d594 | 297 | |
7255706c | 298 | int |
a780ef4f | 299 | kill_inferior (process_info *proc) |
7255706c | 300 | { |
a780ef4f | 301 | gdb_agent_about_to_close (proc->pid); |
7255706c | 302 | |
52405d85 | 303 | return the_target->kill (proc); |
7255706c | 304 | } |
70b90b91 | 305 | |
223ffa71 TT |
306 | /* Define it. */ |
307 | ||
e671cd59 PA |
308 | target_terminal_state target_terminal::m_terminal_state |
309 | = target_terminal_state::is_ours; | |
223ffa71 | 310 | |
2090129c SDJ |
311 | /* See target/target.h. */ |
312 | ||
313 | void | |
223ffa71 | 314 | target_terminal::init () |
2090129c SDJ |
315 | { |
316 | /* Placeholder needed because of fork_inferior. Not necessary on | |
317 | GDBserver. */ | |
318 | } | |
319 | ||
320 | /* See target/target.h. */ | |
321 | ||
322 | void | |
223ffa71 | 323 | target_terminal::inferior () |
2090129c SDJ |
324 | { |
325 | /* Placeholder needed because of fork_inferior. Not necessary on | |
326 | GDBserver. */ | |
327 | } | |
328 | ||
329 | /* See target/target.h. */ | |
330 | ||
331 | void | |
223ffa71 | 332 | target_terminal::ours () |
2090129c SDJ |
333 | { |
334 | /* Placeholder needed because of fork_inferior. Not necessary on | |
335 | GDBserver. */ | |
336 | } | |
223ffa71 TT |
337 | |
338 | /* See target/target.h. */ | |
339 | ||
340 | void | |
341 | target_terminal::ours_for_output (void) | |
342 | { | |
343 | /* Placeholder. */ | |
344 | } | |
345 | ||
346 | /* See target/target.h. */ | |
347 | ||
348 | void | |
349 | target_terminal::info (const char *arg, int from_tty) | |
350 | { | |
351 | /* Placeholder. */ | |
352 | } | |
6dee9afb TBA |
353 | |
354 | /* Default implementations of target ops. | |
355 | See target.h for definitions. */ | |
356 | ||
357 | void | |
52405d85 | 358 | process_stratum_target::post_create_inferior () |
6dee9afb TBA |
359 | { |
360 | /* Nop. */ | |
361 | } | |
79b44087 TBA |
362 | |
363 | int | |
52405d85 | 364 | process_stratum_target::prepare_to_access_memory () |
79b44087 TBA |
365 | { |
366 | return 0; | |
367 | } | |
368 | ||
369 | void | |
52405d85 | 370 | process_stratum_target::done_accessing_memory () |
79b44087 TBA |
371 | { |
372 | /* Nop. */ | |
373 | } | |
2a31c7aa TBA |
374 | |
375 | void | |
52405d85 | 376 | process_stratum_target::look_up_symbols () |
2a31c7aa TBA |
377 | { |
378 | /* Nop. */ | |
379 | } | |
eac215cc TBA |
380 | |
381 | bool | |
52405d85 | 382 | process_stratum_target::supports_read_auxv () |
eac215cc TBA |
383 | { |
384 | return false; | |
385 | } | |
386 | ||
387 | int | |
52405d85 TBA |
388 | process_stratum_target::read_auxv (CORE_ADDR offset, unsigned char *myaddr, |
389 | unsigned int len) | |
eac215cc TBA |
390 | { |
391 | gdb_assert_not_reached ("target op read_auxv not supported"); | |
392 | } | |
a2b2297a TBA |
393 | |
394 | bool | |
52405d85 | 395 | process_stratum_target::supports_z_point_type (char z_type) |
a2b2297a TBA |
396 | { |
397 | return false; | |
398 | } | |
7e0bde70 TBA |
399 | |
400 | int | |
52405d85 TBA |
401 | process_stratum_target::insert_point (enum raw_bkpt_type type, |
402 | CORE_ADDR addr, | |
403 | int size, raw_breakpoint *bp) | |
7e0bde70 TBA |
404 | { |
405 | return 1; | |
406 | } | |
407 | ||
408 | int | |
52405d85 TBA |
409 | process_stratum_target::remove_point (enum raw_bkpt_type type, |
410 | CORE_ADDR addr, | |
411 | int size, raw_breakpoint *bp) | |
7e0bde70 TBA |
412 | { |
413 | return 1; | |
414 | } | |
84320c4e TBA |
415 | |
416 | bool | |
52405d85 | 417 | process_stratum_target::stopped_by_sw_breakpoint () |
84320c4e TBA |
418 | { |
419 | return false; | |
420 | } | |
421 | ||
422 | bool | |
52405d85 | 423 | process_stratum_target::supports_stopped_by_sw_breakpoint () |
84320c4e TBA |
424 | { |
425 | return false; | |
426 | } | |
93fe88b2 TBA |
427 | |
428 | bool | |
52405d85 | 429 | process_stratum_target::stopped_by_hw_breakpoint () |
93fe88b2 TBA |
430 | { |
431 | return false; | |
432 | } | |
433 | ||
434 | bool | |
52405d85 | 435 | process_stratum_target::supports_stopped_by_hw_breakpoint () |
93fe88b2 TBA |
436 | { |
437 | return false; | |
438 | } | |
22aa6223 TBA |
439 | |
440 | bool | |
52405d85 | 441 | process_stratum_target::supports_hardware_single_step () |
22aa6223 TBA |
442 | { |
443 | return false; | |
444 | } | |
6eeb5c55 TBA |
445 | |
446 | bool | |
52405d85 | 447 | process_stratum_target::stopped_by_watchpoint () |
6eeb5c55 TBA |
448 | { |
449 | return false; | |
450 | } | |
451 | ||
452 | CORE_ADDR | |
52405d85 | 453 | process_stratum_target::stopped_data_address () |
6eeb5c55 TBA |
454 | { |
455 | return 0; | |
456 | } | |
5203ae1e TBA |
457 | |
458 | bool | |
52405d85 | 459 | process_stratum_target::supports_read_offsets () |
5203ae1e TBA |
460 | { |
461 | return false; | |
462 | } | |
463 | ||
546b77fe LM |
464 | bool |
465 | process_stratum_target::supports_memory_tagging () | |
466 | { | |
467 | return false; | |
468 | } | |
469 | ||
470 | bool | |
471 | process_stratum_target::fetch_memtags (CORE_ADDR address, size_t len, | |
472 | gdb::byte_vector &tags, int type) | |
473 | { | |
474 | gdb_assert_not_reached ("target op fetch_memtags not supported"); | |
475 | } | |
476 | ||
477 | bool | |
478 | process_stratum_target::store_memtags (CORE_ADDR address, size_t len, | |
479 | const gdb::byte_vector &tags, int type) | |
480 | { | |
481 | gdb_assert_not_reached ("target op store_memtags not supported"); | |
482 | } | |
483 | ||
5203ae1e | 484 | int |
52405d85 | 485 | process_stratum_target::read_offsets (CORE_ADDR *text, CORE_ADDR *data) |
5203ae1e TBA |
486 | { |
487 | gdb_assert_not_reached ("target op read_offsets not supported"); | |
488 | } | |
6e3fd7e9 TBA |
489 | |
490 | bool | |
52405d85 | 491 | process_stratum_target::supports_get_tls_address () |
6e3fd7e9 TBA |
492 | { |
493 | return false; | |
494 | } | |
495 | ||
496 | int | |
52405d85 TBA |
497 | process_stratum_target::get_tls_address (thread_info *thread, |
498 | CORE_ADDR offset, | |
499 | CORE_ADDR load_module, | |
500 | CORE_ADDR *address) | |
6e3fd7e9 TBA |
501 | { |
502 | gdb_assert_not_reached ("target op get_tls_address not supported"); | |
503 | } | |
ea06bbaa | 504 | |
2d0795ee | 505 | bool |
52405d85 | 506 | process_stratum_target::supports_qxfer_osdata () |
2d0795ee TBA |
507 | { |
508 | return false; | |
509 | } | |
510 | ||
511 | int | |
52405d85 TBA |
512 | process_stratum_target::qxfer_osdata (const char *annex, |
513 | unsigned char *readbuf, | |
514 | unsigned const char *writebuf, | |
515 | CORE_ADDR offset, int len) | |
2d0795ee TBA |
516 | { |
517 | gdb_assert_not_reached ("target op qxfer_osdata not supported"); | |
518 | } | |
d7abedf7 TBA |
519 | |
520 | bool | |
52405d85 | 521 | process_stratum_target::supports_qxfer_siginfo () |
d7abedf7 TBA |
522 | { |
523 | return false; | |
524 | } | |
525 | ||
526 | int | |
52405d85 TBA |
527 | process_stratum_target::qxfer_siginfo (const char *annex, |
528 | unsigned char *readbuf, | |
529 | unsigned const char *writebuf, | |
530 | CORE_ADDR offset, int len) | |
d7abedf7 TBA |
531 | { |
532 | gdb_assert_not_reached ("target op qxfer_siginfo not supported"); | |
533 | } | |
0dc587d4 TBA |
534 | |
535 | bool | |
52405d85 | 536 | process_stratum_target::supports_non_stop () |
0dc587d4 TBA |
537 | { |
538 | return false; | |
539 | } | |
540 | ||
541 | bool | |
52405d85 | 542 | process_stratum_target::async (bool enable) |
0dc587d4 TBA |
543 | { |
544 | return false; | |
545 | } | |
546 | ||
547 | int | |
52405d85 | 548 | process_stratum_target::start_non_stop (bool enable) |
0dc587d4 TBA |
549 | { |
550 | if (enable) | |
551 | return -1; | |
552 | else | |
553 | return 0; | |
554 | } | |
652aef77 TBA |
555 | |
556 | bool | |
52405d85 | 557 | process_stratum_target::supports_multi_process () |
652aef77 TBA |
558 | { |
559 | return false; | |
560 | } | |
9690a72a TBA |
561 | |
562 | bool | |
52405d85 | 563 | process_stratum_target::supports_fork_events () |
9690a72a TBA |
564 | { |
565 | return false; | |
566 | } | |
567 | ||
568 | bool | |
52405d85 | 569 | process_stratum_target::supports_vfork_events () |
9690a72a TBA |
570 | { |
571 | return false; | |
572 | } | |
573 | ||
574 | bool | |
52405d85 | 575 | process_stratum_target::supports_exec_events () |
9690a72a TBA |
576 | { |
577 | return false; | |
578 | } | |
fb00dfce TBA |
579 | |
580 | void | |
52405d85 | 581 | process_stratum_target::handle_new_gdb_connection () |
fb00dfce TBA |
582 | { |
583 | /* Nop. */ | |
584 | } | |
55cf3021 TBA |
585 | |
586 | int | |
52405d85 | 587 | process_stratum_target::handle_monitor_command (char *mon) |
55cf3021 TBA |
588 | { |
589 | return 0; | |
590 | } | |
95a45fc1 TBA |
591 | |
592 | int | |
52405d85 | 593 | process_stratum_target::core_of_thread (ptid_t ptid) |
95a45fc1 TBA |
594 | { |
595 | return -1; | |
596 | } | |
9da41fda TBA |
597 | |
598 | bool | |
52405d85 | 599 | process_stratum_target::supports_read_loadmap () |
9da41fda TBA |
600 | { |
601 | return false; | |
602 | } | |
603 | ||
604 | int | |
52405d85 TBA |
605 | process_stratum_target::read_loadmap (const char *annex, |
606 | CORE_ADDR offset, | |
607 | unsigned char *myaddr, | |
608 | unsigned int len) | |
9da41fda TBA |
609 | { |
610 | gdb_assert_not_reached ("target op read_loadmap not supported"); | |
611 | } | |
0df28b1b TBA |
612 | |
613 | void | |
b315b67d SM |
614 | process_stratum_target::process_qsupported |
615 | (gdb::array_view<const char * const> features) | |
0df28b1b TBA |
616 | { |
617 | /* Nop. */ | |
618 | } | |
290732bf TBA |
619 | |
620 | bool | |
52405d85 | 621 | process_stratum_target::supports_tracepoints () |
290732bf TBA |
622 | { |
623 | return false; | |
624 | } | |
770d8f6a TBA |
625 | |
626 | CORE_ADDR | |
52405d85 | 627 | process_stratum_target::read_pc (regcache *regcache) |
770d8f6a TBA |
628 | { |
629 | gdb_assert_not_reached ("process_target::read_pc: Unable to find PC"); | |
630 | } | |
631 | ||
632 | void | |
52405d85 | 633 | process_stratum_target::write_pc (regcache *regcache, CORE_ADDR pc) |
770d8f6a TBA |
634 | { |
635 | gdb_assert_not_reached ("process_target::write_pc: Unable to update PC"); | |
636 | } | |
68119632 TBA |
637 | |
638 | bool | |
52405d85 | 639 | process_stratum_target::supports_thread_stopped () |
68119632 TBA |
640 | { |
641 | return false; | |
642 | } | |
643 | ||
644 | bool | |
52405d85 | 645 | process_stratum_target::thread_stopped (thread_info *thread) |
68119632 TBA |
646 | { |
647 | gdb_assert_not_reached ("target op thread_stopped not supported"); | |
648 | } | |
4e2e869c TBA |
649 | |
650 | bool | |
52405d85 | 651 | process_stratum_target::supports_get_tib_address () |
4e2e869c TBA |
652 | { |
653 | return false; | |
654 | } | |
655 | ||
656 | int | |
52405d85 | 657 | process_stratum_target::get_tib_address (ptid_t ptid, CORE_ADDR *address) |
4e2e869c TBA |
658 | { |
659 | gdb_assert_not_reached ("target op get_tib_address not supported"); | |
660 | } | |
29e8dc09 TBA |
661 | |
662 | void | |
52405d85 | 663 | process_stratum_target::pause_all (bool freeze) |
29e8dc09 TBA |
664 | { |
665 | /* Nop. */ | |
666 | } | |
667 | ||
668 | void | |
52405d85 | 669 | process_stratum_target::unpause_all (bool unfreeze) |
29e8dc09 TBA |
670 | { |
671 | /* Nop. */ | |
672 | } | |
5c9eb2f2 TBA |
673 | |
674 | void | |
52405d85 | 675 | process_stratum_target::stabilize_threads () |
5c9eb2f2 TBA |
676 | { |
677 | /* Nop. */ | |
678 | } | |
c23c9391 TBA |
679 | |
680 | bool | |
52405d85 | 681 | process_stratum_target::supports_fast_tracepoints () |
c23c9391 TBA |
682 | { |
683 | return false; | |
684 | } | |
685 | ||
686 | int | |
52405d85 | 687 | process_stratum_target::install_fast_tracepoint_jump_pad |
c23c9391 TBA |
688 | (CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector, |
689 | CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry, | |
690 | CORE_ADDR *trampoline, ULONGEST *trampoline_size, | |
691 | unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size, | |
692 | CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end, | |
693 | char *err) | |
694 | { | |
695 | gdb_assert_not_reached ("target op install_fast_tracepoint_jump_pad " | |
696 | "not supported"); | |
697 | } | |
698 | ||
699 | int | |
52405d85 | 700 | process_stratum_target::get_min_fast_tracepoint_insn_len () |
c23c9391 TBA |
701 | { |
702 | return 0; | |
703 | } | |
345dafad TBA |
704 | |
705 | struct emit_ops * | |
52405d85 | 706 | process_stratum_target::emit_ops () |
345dafad TBA |
707 | { |
708 | return nullptr; | |
709 | } | |
c756403b TBA |
710 | |
711 | bool | |
52405d85 | 712 | process_stratum_target::supports_disable_randomization () |
c756403b TBA |
713 | { |
714 | return false; | |
715 | } | |
974387bb TBA |
716 | |
717 | bool | |
52405d85 | 718 | process_stratum_target::supports_qxfer_libraries_svr4 () |
974387bb TBA |
719 | { |
720 | return false; | |
721 | } | |
722 | ||
723 | int | |
52405d85 TBA |
724 | process_stratum_target::qxfer_libraries_svr4 (const char *annex, |
725 | unsigned char *readbuf, | |
726 | unsigned const char *writebuf, | |
727 | CORE_ADDR offset, int len) | |
974387bb TBA |
728 | { |
729 | gdb_assert_not_reached ("target op qxfer_libraries_svr4 not supported"); | |
730 | } | |
c0245cb9 TBA |
731 | |
732 | bool | |
52405d85 | 733 | process_stratum_target::supports_agent () |
c0245cb9 TBA |
734 | { |
735 | return false; | |
736 | } | |
79597bdd TBA |
737 | |
738 | btrace_target_info * | |
52405d85 | 739 | process_stratum_target::enable_btrace (ptid_t ptid, const btrace_config *conf) |
79597bdd TBA |
740 | { |
741 | error (_("Target does not support branch tracing.")); | |
742 | } | |
743 | ||
744 | int | |
52405d85 | 745 | process_stratum_target::disable_btrace (btrace_target_info *tinfo) |
79597bdd TBA |
746 | { |
747 | error (_("Target does not support branch tracing.")); | |
748 | } | |
749 | ||
750 | int | |
52405d85 | 751 | process_stratum_target::read_btrace (btrace_target_info *tinfo, |
79597bdd TBA |
752 | buffer *buffer, |
753 | enum btrace_read_type type) | |
754 | { | |
755 | error (_("Target does not support branch tracing.")); | |
756 | } | |
757 | ||
758 | int | |
52405d85 TBA |
759 | process_stratum_target::read_btrace_conf (const btrace_target_info *tinfo, |
760 | buffer *buffer) | |
79597bdd TBA |
761 | { |
762 | error (_("Target does not support branch tracing.")); | |
763 | } | |
2526e0cd TBA |
764 | |
765 | bool | |
52405d85 | 766 | process_stratum_target::supports_range_stepping () |
2526e0cd TBA |
767 | { |
768 | return false; | |
769 | } | |
8247b823 TBA |
770 | |
771 | bool | |
52405d85 | 772 | process_stratum_target::supports_pid_to_exec_file () |
8247b823 TBA |
773 | { |
774 | return false; | |
775 | } | |
776 | ||
04977957 | 777 | const char * |
52405d85 | 778 | process_stratum_target::pid_to_exec_file (int pid) |
8247b823 TBA |
779 | { |
780 | gdb_assert_not_reached ("target op pid_to_exec_file not supported"); | |
781 | } | |
c9b7b804 TBA |
782 | |
783 | bool | |
52405d85 | 784 | process_stratum_target::supports_multifs () |
c9b7b804 TBA |
785 | { |
786 | return false; | |
787 | } | |
788 | ||
789 | int | |
52405d85 TBA |
790 | process_stratum_target::multifs_open (int pid, const char *filename, |
791 | int flags, mode_t mode) | |
c9b7b804 TBA |
792 | { |
793 | return open (filename, flags, mode); | |
794 | } | |
795 | ||
796 | int | |
52405d85 | 797 | process_stratum_target::multifs_unlink (int pid, const char *filename) |
c9b7b804 TBA |
798 | { |
799 | return unlink (filename); | |
800 | } | |
801 | ||
802 | ssize_t | |
52405d85 TBA |
803 | process_stratum_target::multifs_readlink (int pid, const char *filename, |
804 | char *buf, size_t bufsiz) | |
c9b7b804 TBA |
805 | { |
806 | return readlink (filename, buf, bufsiz); | |
807 | } | |
d367006f TBA |
808 | |
809 | int | |
52405d85 | 810 | process_stratum_target::breakpoint_kind_from_pc (CORE_ADDR *pcptr) |
d367006f TBA |
811 | { |
812 | /* The default behavior is to use the size of a breakpoint as the | |
813 | kind. */ | |
814 | int size = 0; | |
815 | sw_breakpoint_from_kind (0, &size); | |
816 | return size; | |
817 | } | |
818 | ||
819 | int | |
52405d85 | 820 | process_stratum_target::breakpoint_kind_from_current_state (CORE_ADDR *pcptr) |
d367006f TBA |
821 | { |
822 | return breakpoint_kind_from_pc (pcptr); | |
823 | } | |
7f63b89b TBA |
824 | |
825 | const char * | |
52405d85 | 826 | process_stratum_target::thread_name (ptid_t thread) |
7f63b89b TBA |
827 | { |
828 | return nullptr; | |
829 | } | |
830 | ||
831 | bool | |
52405d85 TBA |
832 | process_stratum_target::thread_handle (ptid_t ptid, gdb_byte **handle, |
833 | int *handle_len) | |
7f63b89b TBA |
834 | { |
835 | return false; | |
836 | } | |
5303a34f | 837 | |
7b961964 SM |
838 | thread_info * |
839 | process_stratum_target::thread_pending_parent (thread_info *thread) | |
840 | { | |
841 | return nullptr; | |
842 | } | |
843 | ||
df5ad102 SM |
844 | thread_info * |
845 | process_stratum_target::thread_pending_child (thread_info *thread) | |
846 | { | |
847 | return nullptr; | |
848 | } | |
849 | ||
5303a34f | 850 | bool |
52405d85 | 851 | process_stratum_target::supports_software_single_step () |
5303a34f TBA |
852 | { |
853 | return false; | |
854 | } | |
bc8d3ae4 TBA |
855 | |
856 | bool | |
52405d85 | 857 | process_stratum_target::supports_catch_syscall () |
bc8d3ae4 TBA |
858 | { |
859 | return false; | |
860 | } | |
d633e831 TBA |
861 | |
862 | int | |
52405d85 | 863 | process_stratum_target::get_ipa_tdesc_idx () |
d633e831 TBA |
864 | { |
865 | return 0; | |
866 | } |