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GDBRemoteCommunicationServerCommon.cpp
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1//===-- GDBRemoteCommunicationServerCommon.cpp ----------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
10
11#include <cerrno>
12
13#ifdef __APPLE__
14#include <TargetConditionals.h>
15#endif
16
17#include <chrono>
18#include <cstring>
19#include <optional>
20
22#include "lldb/Host/Config.h"
23#include "lldb/Host/File.h"
26#include "lldb/Host/Host.h"
27#include "lldb/Host/HostInfo.h"
28#include "lldb/Host/SafeMachO.h"
32#include "lldb/Utility/Endian.h"
35#include "lldb/Utility/Log.h"
38#include "llvm/ADT/StringSwitch.h"
39#include "llvm/ADT/Triple.h"
40#include "llvm/Support/JSON.h"
41
42#include "ProcessGDBRemoteLog.h"
44
45#ifdef __ANDROID__
47#endif
48
49
50using namespace lldb;
52using namespace lldb_private;
53
54#ifdef __ANDROID__
55const static uint32_t g_default_packet_timeout_sec = 20; // seconds
56#else
57const static uint32_t g_default_packet_timeout_sec = 0; // not specified
58#endif
59
60// GDBRemoteCommunicationServerCommon constructor
62 : GDBRemoteCommunicationServer(), m_process_launch_info(),
63 m_process_launch_error(), m_proc_infos(), m_proc_infos_index(0) {
171}
172
173// Destructor
175 default;
176
179 StringExtractorGDBRemote &packet) {
180 StreamString response;
181
182 // $cputype:16777223;cpusubtype:3;ostype:Darwin;vendor:apple;endian:little;ptrsize:8;#00
183
184 ArchSpec host_arch(HostInfo::GetArchitecture());
185 const llvm::Triple &host_triple = host_arch.GetTriple();
186 response.PutCString("triple:");
187 response.PutStringAsRawHex8(host_triple.getTriple());
188 response.Printf(";ptrsize:%u;", host_arch.GetAddressByteSize());
189
190 const char *distribution_id = host_arch.GetDistributionId().AsCString();
191 if (distribution_id) {
192 response.PutCString("distribution_id:");
193 response.PutStringAsRawHex8(distribution_id);
194 response.PutCString(";");
195 }
196
197#if defined(__APPLE__)
198 // For parity with debugserver, we'll include the vendor key.
199 response.PutCString("vendor:apple;");
200
201 // Send out MachO info.
202 uint32_t cpu = host_arch.GetMachOCPUType();
203 uint32_t sub = host_arch.GetMachOCPUSubType();
204 if (cpu != LLDB_INVALID_CPUTYPE)
205 response.Printf("cputype:%u;", cpu);
206 if (sub != LLDB_INVALID_CPUTYPE)
207 response.Printf("cpusubtype:%u;", sub);
208
209 if (cpu == llvm::MachO::CPU_TYPE_ARM || cpu == llvm::MachO::CPU_TYPE_ARM64) {
210// Indicate the OS type.
211#if defined(TARGET_OS_TV) && TARGET_OS_TV == 1
212 response.PutCString("ostype:tvos;");
213#elif defined(TARGET_OS_WATCH) && TARGET_OS_WATCH == 1
214 response.PutCString("ostype:watchos;");
215#elif defined(TARGET_OS_BRIDGE) && TARGET_OS_BRIDGE == 1
216 response.PutCString("ostype:bridgeos;");
217#else
218 response.PutCString("ostype:ios;");
219#endif
220
221 // On arm, we use "synchronous" watchpoints which means the exception is
222 // delivered before the instruction executes.
223 response.PutCString("watchpoint_exceptions_received:before;");
224 } else {
225 response.PutCString("ostype:macosx;");
226 response.Printf("watchpoint_exceptions_received:after;");
227 }
228
229#else
230 if (host_arch.GetMachine() == llvm::Triple::aarch64 ||
231 host_arch.GetMachine() == llvm::Triple::aarch64_32 ||
232 host_arch.GetMachine() == llvm::Triple::aarch64_be ||
233 host_arch.GetMachine() == llvm::Triple::arm ||
234 host_arch.GetMachine() == llvm::Triple::armeb || host_arch.IsMIPS())
235 response.Printf("watchpoint_exceptions_received:before;");
236 else
237 response.Printf("watchpoint_exceptions_received:after;");
238#endif
239
240 switch (endian::InlHostByteOrder()) {
241 case eByteOrderBig:
242 response.PutCString("endian:big;");
243 break;
244 case eByteOrderLittle:
245 response.PutCString("endian:little;");
246 break;
247 case eByteOrderPDP:
248 response.PutCString("endian:pdp;");
249 break;
250 default:
251 response.PutCString("endian:unknown;");
252 break;
253 }
254
255 llvm::VersionTuple version = HostInfo::GetOSVersion();
256 if (!version.empty()) {
257 response.Format("os_version:{0}", version.getAsString());
258 response.PutChar(';');
259 }
260
261#if defined(__APPLE__)
262 llvm::VersionTuple maccatalyst_version = HostInfo::GetMacCatalystVersion();
263 if (!maccatalyst_version.empty()) {
264 response.Format("maccatalyst_version:{0}",
265 maccatalyst_version.getAsString());
266 response.PutChar(';');
267 }
268#endif
269
270 if (std::optional<std::string> s = HostInfo::GetOSBuildString()) {
271 response.PutCString("os_build:");
272 response.PutStringAsRawHex8(*s);
273 response.PutChar(';');
274 }
275 if (std::optional<std::string> s = HostInfo::GetOSKernelDescription()) {
276 response.PutCString("os_kernel:");
277 response.PutStringAsRawHex8(*s);
278 response.PutChar(';');
279 }
280
281 std::string s;
282#if defined(__APPLE__)
283
284#if defined(__arm__) || defined(__arm64__) || defined(__aarch64__)
285 // For iOS devices, we are connected through a USB Mux so we never pretend to
286 // actually have a hostname as far as the remote lldb that is connecting to
287 // this lldb-platform is concerned
288 response.PutCString("hostname:");
289 response.PutStringAsRawHex8("127.0.0.1");
290 response.PutChar(';');
291#else // #if defined(__arm__) || defined(__arm64__) || defined(__aarch64__)
292 if (HostInfo::GetHostname(s)) {
293 response.PutCString("hostname:");
294 response.PutStringAsRawHex8(s);
295 response.PutChar(';');
296 }
297#endif // #if defined(__arm__) || defined(__arm64__) || defined(__aarch64__)
298
299#else // #if defined(__APPLE__)
300 if (HostInfo::GetHostname(s)) {
301 response.PutCString("hostname:");
302 response.PutStringAsRawHex8(s);
303 response.PutChar(';');
304 }
305#endif // #if defined(__APPLE__)
306 // coverity[unsigned_compare]
308 response.Printf("default_packet_timeout:%u;", g_default_packet_timeout_sec);
309
310 return SendPacketNoLock(response.GetString());
311}
312
315 StringExtractorGDBRemote &packet) {
316 // Packet format: "qProcessInfoPID:%i" where %i is the pid
317 packet.SetFilePos(::strlen("qProcessInfoPID:"));
319 if (pid != LLDB_INVALID_PROCESS_ID) {
320 ProcessInstanceInfo proc_info;
321 if (Host::GetProcessInfo(pid, proc_info)) {
322 StreamString response;
323 CreateProcessInfoResponse(proc_info, response);
324 return SendPacketNoLock(response.GetString());
325 }
326 }
327 return SendErrorResponse(1);
328}
329
332 StringExtractorGDBRemote &packet) {
334 m_proc_infos.clear();
335
336 ProcessInstanceInfoMatch match_info;
337 packet.SetFilePos(::strlen("qfProcessInfo"));
338 if (packet.GetChar() == ':') {
339 llvm::StringRef key;
340 llvm::StringRef value;
341 while (packet.GetNameColonValue(key, value)) {
342 bool success = true;
343 if (key.equals("name")) {
344 StringExtractor extractor(value);
345 std::string file;
346 extractor.GetHexByteString(file);
348 file, FileSpec::Style::native);
349 } else if (key.equals("name_match")) {
350 NameMatch name_match = llvm::StringSwitch<NameMatch>(value)
351 .Case("equals", NameMatch::Equals)
352 .Case("starts_with", NameMatch::StartsWith)
353 .Case("ends_with", NameMatch::EndsWith)
354 .Case("contains", NameMatch::Contains)
355 .Case("regex", NameMatch::RegularExpression)
356 .Default(NameMatch::Ignore);
357 match_info.SetNameMatchType(name_match);
358 if (name_match == NameMatch::Ignore)
359 return SendErrorResponse(2);
360 } else if (key.equals("pid")) {
362 if (value.getAsInteger(0, pid))
363 return SendErrorResponse(2);
364 match_info.GetProcessInfo().SetProcessID(pid);
365 } else if (key.equals("parent_pid")) {
367 if (value.getAsInteger(0, pid))
368 return SendErrorResponse(2);
369 match_info.GetProcessInfo().SetParentProcessID(pid);
370 } else if (key.equals("uid")) {
371 uint32_t uid = UINT32_MAX;
372 if (value.getAsInteger(0, uid))
373 return SendErrorResponse(2);
374 match_info.GetProcessInfo().SetUserID(uid);
375 } else if (key.equals("gid")) {
376 uint32_t gid = UINT32_MAX;
377 if (value.getAsInteger(0, gid))
378 return SendErrorResponse(2);
379 match_info.GetProcessInfo().SetGroupID(gid);
380 } else if (key.equals("euid")) {
381 uint32_t uid = UINT32_MAX;
382 if (value.getAsInteger(0, uid))
383 return SendErrorResponse(2);
384 match_info.GetProcessInfo().SetEffectiveUserID(uid);
385 } else if (key.equals("egid")) {
386 uint32_t gid = UINT32_MAX;
387 if (value.getAsInteger(0, gid))
388 return SendErrorResponse(2);
389 match_info.GetProcessInfo().SetEffectiveGroupID(gid);
390 } else if (key.equals("all_users")) {
391 match_info.SetMatchAllUsers(
392 OptionArgParser::ToBoolean(value, false, &success));
393 } else if (key.equals("triple")) {
394 match_info.GetProcessInfo().GetArchitecture() =
395 HostInfo::GetAugmentedArchSpec(value);
396 } else {
397 success = false;
398 }
399
400 if (!success)
401 return SendErrorResponse(2);
402 }
403 }
404
405 if (Host::FindProcesses(match_info, m_proc_infos)) {
406 // We found something, return the first item by calling the get subsequent
407 // process info packet handler...
408 return Handle_qsProcessInfo(packet);
409 }
410 return SendErrorResponse(3);
411}
412
415 StringExtractorGDBRemote &packet) {
416 if (m_proc_infos_index < m_proc_infos.size()) {
417 StreamString response;
420 return SendPacketNoLock(response.GetString());
421 }
422 return SendErrorResponse(4);
423}
424
427 StringExtractorGDBRemote &packet) {
428#if LLDB_ENABLE_POSIX
430 LLDB_LOGF(log, "GDBRemoteCommunicationServerCommon::%s begin", __FUNCTION__);
431
432 // Packet format: "qUserName:%i" where %i is the uid
433 packet.SetFilePos(::strlen("qUserName:"));
434 uint32_t uid = packet.GetU32(UINT32_MAX);
435 if (uid != UINT32_MAX) {
436 if (std::optional<llvm::StringRef> name =
437 HostInfo::GetUserIDResolver().GetUserName(uid)) {
438 StreamString response;
439 response.PutStringAsRawHex8(*name);
440 return SendPacketNoLock(response.GetString());
441 }
442 }
443 LLDB_LOGF(log, "GDBRemoteCommunicationServerCommon::%s end", __FUNCTION__);
444#endif
445 return SendErrorResponse(5);
446}
447
450 StringExtractorGDBRemote &packet) {
451#if LLDB_ENABLE_POSIX
452 // Packet format: "qGroupName:%i" where %i is the gid
453 packet.SetFilePos(::strlen("qGroupName:"));
454 uint32_t gid = packet.GetU32(UINT32_MAX);
455 if (gid != UINT32_MAX) {
456 if (std::optional<llvm::StringRef> name =
457 HostInfo::GetUserIDResolver().GetGroupName(gid)) {
458 StreamString response;
459 response.PutStringAsRawHex8(*name);
460 return SendPacketNoLock(response.GetString());
461 }
462 }
463#endif
464 return SendErrorResponse(6);
465}
466
469 StringExtractorGDBRemote &packet) {
470 packet.SetFilePos(::strlen("qSpeedTest:"));
471
472 llvm::StringRef key;
473 llvm::StringRef value;
474 bool success = packet.GetNameColonValue(key, value);
475 if (success && key.equals("response_size")) {
476 uint32_t response_size = 0;
477 if (!value.getAsInteger(0, response_size)) {
478 if (response_size == 0)
479 return SendOKResponse();
480 StreamString response;
481 uint32_t bytes_left = response_size;
482 response.PutCString("data:");
483 while (bytes_left > 0) {
484 if (bytes_left >= 26) {
485 response.PutCString("ABCDEFGHIJKLMNOPQRSTUVWXYZ");
486 bytes_left -= 26;
487 } else {
488 response.Printf("%*.*s;", bytes_left, bytes_left,
489 "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
490 bytes_left = 0;
491 }
492 }
493 return SendPacketNoLock(response.GetString());
494 }
495 }
496 return SendErrorResponse(7);
497}
498
501 StringExtractorGDBRemote &packet) {
502 packet.SetFilePos(::strlen("vFile:open:"));
503 std::string path;
504 packet.GetHexByteStringTerminatedBy(path, ',');
505 if (!path.empty()) {
506 if (packet.GetChar() == ',') {
507 auto flags = File::OpenOptions(packet.GetHexMaxU32(false, 0));
508 if (packet.GetChar() == ',') {
509 mode_t mode = packet.GetHexMaxU32(false, 0600);
510 FileSpec path_spec(path);
511 FileSystem::Instance().Resolve(path_spec);
512 // Do not close fd.
513 auto file = FileSystem::Instance().Open(path_spec, flags, mode, false);
514
515 StreamString response;
516 response.PutChar('F');
517
518 int descriptor = File::kInvalidDescriptor;
519 if (file) {
520 descriptor = file.get()->GetDescriptor();
521 response.Printf("%x", descriptor);
522 } else {
523 response.PutCString("-1");
524 std::error_code code = errorToErrorCode(file.takeError());
525 if (code.category() == std::system_category()) {
526 response.Printf(",%x", code.value());
527 }
528 }
529
530 return SendPacketNoLock(response.GetString());
531 }
532 }
533 }
534 return SendErrorResponse(18);
535}
536
538 switch (err) {
539#define HANDLE_ERRNO(name, value) \
540 case name: \
541 return GDB_##name;
542#include "Plugins/Process/gdb-remote/GDBRemoteErrno.def"
543 default:
544 return GDB_EUNKNOWN;
545 }
546}
547
550 StringExtractorGDBRemote &packet) {
551 packet.SetFilePos(::strlen("vFile:close:"));
552 int fd = packet.GetS32(-1, 16);
553 int err = -1;
554 int save_errno = 0;
555 if (fd >= 0) {
556 NativeFile file(fd, File::OpenOptions(0), true);
557 Status error = file.Close();
558 err = 0;
559 save_errno = error.GetError();
560 } else {
561 save_errno = EINVAL;
562 }
563 StreamString response;
564 response.PutChar('F');
565 response.Printf("%x", err);
566 if (save_errno)
567 response.Printf(",%x", system_errno_to_gdb(save_errno));
568 return SendPacketNoLock(response.GetString());
569}
570
573 StringExtractorGDBRemote &packet) {
574 StreamGDBRemote response;
575 packet.SetFilePos(::strlen("vFile:pread:"));
576 int fd = packet.GetS32(-1, 16);
577 if (packet.GetChar() == ',') {
578 size_t count = packet.GetHexMaxU64(false, SIZE_MAX);
579 if (packet.GetChar() == ',') {
580 off_t offset = packet.GetHexMaxU32(false, UINT32_MAX);
581 if (count == SIZE_MAX) {
582 response.Printf("F-1:%x", EINVAL);
583 return SendPacketNoLock(response.GetString());
584 }
585
586 std::string buffer(count, 0);
587 NativeFile file(fd, File::eOpenOptionReadOnly, false);
588 Status error = file.Read(static_cast<void *>(&buffer[0]), count, offset);
589 const int save_errno = error.GetError();
590 response.PutChar('F');
591 if (error.Success()) {
592 response.Printf("%zx", count);
593 response.PutChar(';');
594 response.PutEscapedBytes(&buffer[0], count);
595 } else {
596 response.PutCString("-1");
597 if (save_errno)
598 response.Printf(",%x", system_errno_to_gdb(save_errno));
599 }
600 return SendPacketNoLock(response.GetString());
601 }
602 }
603 return SendErrorResponse(21);
604}
605
608 StringExtractorGDBRemote &packet) {
609 packet.SetFilePos(::strlen("vFile:pwrite:"));
610
611 StreamGDBRemote response;
612 response.PutChar('F');
613
614 int fd = packet.GetS32(-1, 16);
615 if (packet.GetChar() == ',') {
616 off_t offset = packet.GetHexMaxU32(false, UINT32_MAX);
617 if (packet.GetChar() == ',') {
618 std::string buffer;
619 if (packet.GetEscapedBinaryData(buffer)) {
620 NativeFile file(fd, File::eOpenOptionWriteOnly, false);
621 size_t count = buffer.size();
622 Status error =
623 file.Write(static_cast<const void *>(&buffer[0]), count, offset);
624 const int save_errno = error.GetError();
625 if (error.Success())
626 response.Printf("%zx", count);
627 else {
628 response.PutCString("-1");
629 if (save_errno)
630 response.Printf(",%x", system_errno_to_gdb(save_errno));
631 }
632 } else {
633 response.Printf("-1,%x", EINVAL);
634 }
635 return SendPacketNoLock(response.GetString());
636 }
637 }
638 return SendErrorResponse(27);
639}
640
643 StringExtractorGDBRemote &packet) {
644 packet.SetFilePos(::strlen("vFile:size:"));
645 std::string path;
646 packet.GetHexByteString(path);
647 if (!path.empty()) {
648 uint64_t Size;
649 if (llvm::sys::fs::file_size(path, Size))
650 return SendErrorResponse(5);
651 StreamString response;
652 response.PutChar('F');
653 response.PutHex64(Size);
654 if (Size == UINT64_MAX) {
655 response.PutChar(',');
656 response.PutHex64(Size); // TODO: replace with Host::GetSyswideErrorCode()
657 }
658 return SendPacketNoLock(response.GetString());
659 }
660 return SendErrorResponse(22);
661}
662
665 StringExtractorGDBRemote &packet) {
666 packet.SetFilePos(::strlen("vFile:mode:"));
667 std::string path;
668 packet.GetHexByteString(path);
669 if (!path.empty()) {
670 FileSpec file_spec(path);
671 FileSystem::Instance().Resolve(file_spec);
672 std::error_code ec;
673 const uint32_t mode = FileSystem::Instance().GetPermissions(file_spec, ec);
674 StreamString response;
675 if (mode != llvm::sys::fs::perms_not_known)
676 response.Printf("F%x", mode);
677 else
678 response.Printf("F-1,%x", (int)Status(ec).GetError());
679 return SendPacketNoLock(response.GetString());
680 }
681 return SendErrorResponse(23);
682}
683
686 StringExtractorGDBRemote &packet) {
687 packet.SetFilePos(::strlen("vFile:exists:"));
688 std::string path;
689 packet.GetHexByteString(path);
690 if (!path.empty()) {
691 bool retcode = llvm::sys::fs::exists(path);
692 StreamString response;
693 response.PutChar('F');
694 response.PutChar(',');
695 if (retcode)
696 response.PutChar('1');
697 else
698 response.PutChar('0');
699 return SendPacketNoLock(response.GetString());
700 }
701 return SendErrorResponse(24);
702}
703
706 StringExtractorGDBRemote &packet) {
707 packet.SetFilePos(::strlen("vFile:symlink:"));
708 std::string dst, src;
709 packet.GetHexByteStringTerminatedBy(dst, ',');
710 packet.GetChar(); // Skip ',' char
711 packet.GetHexByteString(src);
712
713 FileSpec src_spec(src);
714 FileSystem::Instance().Resolve(src_spec);
716
717 StreamString response;
718 response.Printf("F%x,%x", error.GetError(), error.GetError());
719 return SendPacketNoLock(response.GetString());
720}
721
724 StringExtractorGDBRemote &packet) {
725 packet.SetFilePos(::strlen("vFile:unlink:"));
726 std::string path;
727 packet.GetHexByteString(path);
728 Status error(llvm::sys::fs::remove(path));
729 StreamString response;
730 response.Printf("F%x,%x", error.GetError(), error.GetError());
731 return SendPacketNoLock(response.GetString());
732}
733
736 StringExtractorGDBRemote &packet) {
737 packet.SetFilePos(::strlen("qPlatform_shell:"));
738 std::string path;
739 std::string working_dir;
740 packet.GetHexByteStringTerminatedBy(path, ',');
741 if (!path.empty()) {
742 if (packet.GetChar() == ',') {
743 // FIXME: add timeout to qPlatform_shell packet
744 // uint32_t timeout = packet.GetHexMaxU32(false, 32);
745 if (packet.GetChar() == ',')
746 packet.GetHexByteString(working_dir);
747 int status, signo;
748 std::string output;
749 FileSpec working_spec(working_dir);
750 FileSystem::Instance().Resolve(working_spec);
751 Status err =
752 Host::RunShellCommand(path.c_str(), working_spec, &status, &signo,
753 &output, std::chrono::seconds(10));
754 StreamGDBRemote response;
755 if (err.Fail()) {
756 response.PutCString("F,");
757 response.PutHex32(UINT32_MAX);
758 } else {
759 response.PutCString("F,");
760 response.PutHex32(status);
761 response.PutChar(',');
762 response.PutHex32(signo);
763 response.PutChar(',');
764 response.PutEscapedBytes(output.c_str(), output.size());
765 }
766 return SendPacketNoLock(response.GetString());
767 }
768 }
769 return SendErrorResponse(24);
770}
771
772template <typename T, typename U>
773static void fill_clamp(T &dest, U src, typename T::value_type fallback) {
774 static_assert(std::is_unsigned<typename T::value_type>::value,
775 "Destination type must be unsigned.");
776 using UU = std::make_unsigned_t<U>;
777 constexpr auto T_max = std::numeric_limits<typename T::value_type>::max();
778 dest = src >= 0 && static_cast<UU>(src) <= T_max ? src : fallback;
779}
780
783 StringExtractorGDBRemote &packet) {
784 StreamGDBRemote response;
785 packet.SetFilePos(::strlen("vFile:fstat:"));
786 int fd = packet.GetS32(-1, 16);
787
788 struct stat file_stats;
789 if (::fstat(fd, &file_stats) == -1) {
790 const int save_errno = errno;
791 response.Printf("F-1,%x", system_errno_to_gdb(save_errno));
792 return SendPacketNoLock(response.GetString());
793 }
794
796 fill_clamp(data.gdb_st_dev, file_stats.st_dev, 0);
797 fill_clamp(data.gdb_st_ino, file_stats.st_ino, 0);
798 data.gdb_st_mode = file_stats.st_mode;
799 fill_clamp(data.gdb_st_nlink, file_stats.st_nlink, UINT32_MAX);
800 fill_clamp(data.gdb_st_uid, file_stats.st_uid, 0);
801 fill_clamp(data.gdb_st_gid, file_stats.st_gid, 0);
802 fill_clamp(data.gdb_st_rdev, file_stats.st_rdev, 0);
803 data.gdb_st_size = file_stats.st_size;
804#if !defined(_WIN32)
805 data.gdb_st_blksize = file_stats.st_blksize;
806 data.gdb_st_blocks = file_stats.st_blocks;
807#else
808 data.gdb_st_blksize = 0;
809 data.gdb_st_blocks = 0;
810#endif
811 fill_clamp(data.gdb_st_atime, file_stats.st_atime, 0);
812 fill_clamp(data.gdb_st_mtime, file_stats.st_mtime, 0);
813 fill_clamp(data.gdb_st_ctime, file_stats.st_ctime, 0);
814
815 response.Printf("F%zx;", sizeof(data));
816 response.PutEscapedBytes(&data, sizeof(data));
817 return SendPacketNoLock(response.GetString());
818}
819
822 StringExtractorGDBRemote &packet) {
824 "GDBRemoteCommunicationServerCommon::Handle_vFile_Stat() unimplemented");
825}
826
829 StringExtractorGDBRemote &packet) {
830 packet.SetFilePos(::strlen("vFile:MD5:"));
831 std::string path;
832 packet.GetHexByteString(path);
833 if (!path.empty()) {
834 StreamGDBRemote response;
835 auto Result = llvm::sys::fs::md5_contents(path);
836 if (!Result) {
837 response.PutCString("F,");
838 response.PutCString("x");
839 } else {
840 response.PutCString("F,");
841 response.PutHex64(Result->low());
842 response.PutHex64(Result->high());
843 }
844 return SendPacketNoLock(response.GetString());
845 }
846 return SendErrorResponse(25);
847}
848
851 StringExtractorGDBRemote &packet) {
852 packet.SetFilePos(::strlen("qPlatform_mkdir:"));
853 mode_t mode = packet.GetHexMaxU32(false, UINT32_MAX);
854 if (packet.GetChar() == ',') {
855 std::string path;
856 packet.GetHexByteString(path);
857 Status error(llvm::sys::fs::create_directory(path, mode));
858
859 StreamGDBRemote response;
860 response.Printf("F%x", error.GetError());
861
862 return SendPacketNoLock(response.GetString());
863 }
864 return SendErrorResponse(20);
865}
866
869 StringExtractorGDBRemote &packet) {
870 packet.SetFilePos(::strlen("qPlatform_chmod:"));
871
872 auto perms =
873 static_cast<llvm::sys::fs::perms>(packet.GetHexMaxU32(false, UINT32_MAX));
874 if (packet.GetChar() == ',') {
875 std::string path;
876 packet.GetHexByteString(path);
877 Status error(llvm::sys::fs::setPermissions(path, perms));
878
879 StreamGDBRemote response;
880 response.Printf("F%x", error.GetError());
881
882 return SendPacketNoLock(response.GetString());
883 }
884 return SendErrorResponse(19);
885}
886
889 StringExtractorGDBRemote &packet) {
890 // Parse client-indicated features.
891 llvm::SmallVector<llvm::StringRef, 4> client_features;
892 packet.GetStringRef().split(client_features, ';');
893 return SendPacketNoLock(llvm::join(HandleFeatures(client_features), ";"));
894}
895
898 StringExtractorGDBRemote &packet) {
899 packet.SetFilePos(::strlen("QSetDetachOnError:"));
900 if (packet.GetU32(0))
901 m_process_launch_info.GetFlags().Set(eLaunchFlagDetachOnError);
902 else
903 m_process_launch_info.GetFlags().Clear(eLaunchFlagDetachOnError);
904 return SendOKResponse();
905}
906
909 StringExtractorGDBRemote &packet) {
910 // Send response first before changing m_send_acks to we ack this packet
911 PacketResult packet_result = SendOKResponse();
912 m_send_acks = false;
913 return packet_result;
914}
915
918 StringExtractorGDBRemote &packet) {
919 packet.SetFilePos(::strlen("QSetSTDIN:"));
920 FileAction file_action;
921 std::string path;
922 packet.GetHexByteString(path);
923 const bool read = true;
924 const bool write = false;
925 if (file_action.Open(STDIN_FILENO, FileSpec(path), read, write)) {
927 return SendOKResponse();
928 }
929 return SendErrorResponse(15);
930}
931
934 StringExtractorGDBRemote &packet) {
935 packet.SetFilePos(::strlen("QSetSTDOUT:"));
936 FileAction file_action;
937 std::string path;
938 packet.GetHexByteString(path);
939 const bool read = false;
940 const bool write = true;
941 if (file_action.Open(STDOUT_FILENO, FileSpec(path), read, write)) {
943 return SendOKResponse();
944 }
945 return SendErrorResponse(16);
946}
947
950 StringExtractorGDBRemote &packet) {
951 packet.SetFilePos(::strlen("QSetSTDERR:"));
952 FileAction file_action;
953 std::string path;
954 packet.GetHexByteString(path);
955 const bool read = false;
956 const bool write = true;
957 if (file_action.Open(STDERR_FILENO, FileSpec(path), read, write)) {
959 return SendOKResponse();
960 }
961 return SendErrorResponse(17);
962}
963
966 StringExtractorGDBRemote &packet) {
968 return SendOKResponse();
969 StreamString response;
970 response.PutChar('E');
971 response.PutCString(m_process_launch_error.AsCString("<unknown error>"));
972 return SendPacketNoLock(response.GetString());
973}
974
977 StringExtractorGDBRemote &packet) {
978 packet.SetFilePos(::strlen("QEnvironment:"));
979 const uint32_t bytes_left = packet.GetBytesLeft();
980 if (bytes_left > 0) {
982 return SendOKResponse();
983 }
984 return SendErrorResponse(12);
985}
986
989 StringExtractorGDBRemote &packet) {
990 packet.SetFilePos(::strlen("QEnvironmentHexEncoded:"));
991 const uint32_t bytes_left = packet.GetBytesLeft();
992 if (bytes_left > 0) {
993 std::string str;
994 packet.GetHexByteString(str);
996 return SendOKResponse();
997 }
998 return SendErrorResponse(12);
999}
1000
1003 StringExtractorGDBRemote &packet) {
1004 packet.SetFilePos(::strlen("QLaunchArch:"));
1005 const uint32_t bytes_left = packet.GetBytesLeft();
1006 if (bytes_left > 0) {
1007 const char *arch_triple = packet.Peek();
1009 HostInfo::GetAugmentedArchSpec(arch_triple));
1010 return SendOKResponse();
1011 }
1012 return SendErrorResponse(13);
1013}
1014
1017 // The 'A' packet is the most over designed packet ever here with redundant
1018 // argument indexes, redundant argument lengths and needed hex encoded
1019 // argument string values. Really all that is needed is a comma separated hex
1020 // encoded argument value list, but we will stay true to the documented
1021 // version of the 'A' packet here...
1022
1023 Log *log = GetLog(LLDBLog::Process);
1024 int actual_arg_index = 0;
1025
1026 packet.SetFilePos(1); // Skip the 'A'
1027 bool success = true;
1028 while (success && packet.GetBytesLeft() > 0) {
1029 // Decode the decimal argument string length. This length is the number of
1030 // hex nibbles in the argument string value.
1031 const uint32_t arg_len = packet.GetU32(UINT32_MAX);
1032 if (arg_len == UINT32_MAX)
1033 success = false;
1034 else {
1035 // Make sure the argument hex string length is followed by a comma
1036 if (packet.GetChar() != ',')
1037 success = false;
1038 else {
1039 // Decode the argument index. We ignore this really because who would
1040 // really send down the arguments in a random order???
1041 const uint32_t arg_idx = packet.GetU32(UINT32_MAX);
1042 if (arg_idx == UINT32_MAX)
1043 success = false;
1044 else {
1045 // Make sure the argument index is followed by a comma
1046 if (packet.GetChar() != ',')
1047 success = false;
1048 else {
1049 // Decode the argument string value from hex bytes back into a UTF8
1050 // string and make sure the length matches the one supplied in the
1051 // packet
1052 std::string arg;
1053 if (packet.GetHexByteStringFixedLength(arg, arg_len) !=
1054 (arg_len / 2))
1055 success = false;
1056 else {
1057 // If there are any bytes left
1058 if (packet.GetBytesLeft()) {
1059 if (packet.GetChar() != ',')
1060 success = false;
1061 }
1062
1063 if (success) {
1064 if (arg_idx == 0)
1066 arg, FileSpec::Style::native);
1068 LLDB_LOGF(log, "LLGSPacketHandler::%s added arg %d: \"%s\"",
1069 __FUNCTION__, actual_arg_index, arg.c_str());
1070 ++actual_arg_index;
1071 }
1072 }
1073 }
1074 }
1075 }
1076 }
1077 }
1078
1079 if (success) {
1082 return SendOKResponse();
1083 LLDB_LOG(log, "failed to launch exe: {0}", m_process_launch_error);
1084 }
1085 return SendErrorResponse(8);
1086}
1087
1090 StringExtractorGDBRemote &packet) {
1091 // Just echo back the exact same packet for qEcho...
1092 return SendPacketNoLock(packet.GetStringRef());
1093}
1094
1097 StringExtractorGDBRemote &packet) {
1098 packet.SetFilePos(::strlen("qModuleInfo:"));
1099
1100 std::string module_path;
1101 packet.GetHexByteStringTerminatedBy(module_path, ';');
1102 if (module_path.empty())
1103 return SendErrorResponse(1);
1104
1105 if (packet.GetChar() != ';')
1106 return SendErrorResponse(2);
1107
1108 std::string triple;
1109 packet.GetHexByteString(triple);
1110
1111 ModuleSpec matched_module_spec = GetModuleInfo(module_path, triple);
1112 if (!matched_module_spec.GetFileSpec())
1113 return SendErrorResponse(3);
1114
1115 const auto file_offset = matched_module_spec.GetObjectOffset();
1116 const auto file_size = matched_module_spec.GetObjectSize();
1117 const auto uuid_str = matched_module_spec.GetUUID().GetAsString("");
1118
1119 StreamGDBRemote response;
1120
1121 if (uuid_str.empty()) {
1122 auto Result = llvm::sys::fs::md5_contents(
1123 matched_module_spec.GetFileSpec().GetPath());
1124 if (!Result)
1125 return SendErrorResponse(5);
1126 response.PutCString("md5:");
1127 response.PutStringAsRawHex8(Result->digest());
1128 } else {
1129 response.PutCString("uuid:");
1130 response.PutStringAsRawHex8(uuid_str);
1131 }
1132 response.PutChar(';');
1133
1134 const auto &module_arch = matched_module_spec.GetArchitecture();
1135 response.PutCString("triple:");
1136 response.PutStringAsRawHex8(module_arch.GetTriple().getTriple());
1137 response.PutChar(';');
1138
1139 response.PutCString("file_path:");
1140 response.PutStringAsRawHex8(
1141 matched_module_spec.GetFileSpec().GetPath().c_str());
1142 response.PutChar(';');
1143 response.PutCString("file_offset:");
1144 response.PutHex64(file_offset);
1145 response.PutChar(';');
1146 response.PutCString("file_size:");
1147 response.PutHex64(file_size);
1148 response.PutChar(';');
1149
1150 return SendPacketNoLock(response.GetString());
1151}
1152
1155 StringExtractorGDBRemote &packet) {
1156 namespace json = llvm::json;
1157
1158 packet.SetFilePos(::strlen("jModulesInfo:"));
1159
1161 if (!object_sp)
1162 return SendErrorResponse(1);
1163
1164 StructuredData::Array *packet_array = object_sp->GetAsArray();
1165 if (!packet_array)
1166 return SendErrorResponse(2);
1167
1168 json::Array response_array;
1169 for (size_t i = 0; i < packet_array->GetSize(); ++i) {
1171 packet_array->GetItemAtIndex(i)->GetAsDictionary();
1172 if (!query)
1173 continue;
1174 llvm::StringRef file, triple;
1175 if (!query->GetValueForKeyAsString("file", file) ||
1176 !query->GetValueForKeyAsString("triple", triple))
1177 continue;
1178
1179 ModuleSpec matched_module_spec = GetModuleInfo(file, triple);
1180 if (!matched_module_spec.GetFileSpec())
1181 continue;
1182
1183 const auto file_offset = matched_module_spec.GetObjectOffset();
1184 const auto file_size = matched_module_spec.GetObjectSize();
1185 const auto uuid_str = matched_module_spec.GetUUID().GetAsString("");
1186 if (uuid_str.empty())
1187 continue;
1188 const auto triple_str =
1189 matched_module_spec.GetArchitecture().GetTriple().getTriple();
1190 const auto file_path = matched_module_spec.GetFileSpec().GetPath();
1191
1192 json::Object response{{"uuid", uuid_str},
1193 {"triple", triple_str},
1194 {"file_path", file_path},
1195 {"file_offset", static_cast<int64_t>(file_offset)},
1196 {"file_size", static_cast<int64_t>(file_size)}};
1197 response_array.push_back(std::move(response));
1198 }
1199
1200 StreamString response;
1201 response.AsRawOstream() << std::move(response_array);
1202 StreamGDBRemote escaped_response;
1203 escaped_response.PutEscapedBytes(response.GetString().data(),
1204 response.GetSize());
1205 return SendPacketNoLock(escaped_response.GetString());
1206}
1207
1209 const ProcessInstanceInfo &proc_info, StreamString &response) {
1210 response.Printf(
1211 "pid:%" PRIu64 ";ppid:%" PRIu64 ";uid:%i;gid:%i;euid:%i;egid:%i;",
1212 proc_info.GetProcessID(), proc_info.GetParentProcessID(),
1213 proc_info.GetUserID(), proc_info.GetGroupID(),
1214 proc_info.GetEffectiveUserID(), proc_info.GetEffectiveGroupID());
1215 response.PutCString("name:");
1216 response.PutStringAsRawHex8(proc_info.GetExecutableFile().GetPath().c_str());
1217
1218 response.PutChar(';');
1219 response.PutCString("args:");
1220 response.PutStringAsRawHex8(proc_info.GetArg0());
1221 for (auto &arg : proc_info.GetArguments()) {
1222 response.PutChar('-');
1223 response.PutStringAsRawHex8(arg.ref());
1224 }
1225
1226 response.PutChar(';');
1227 const ArchSpec &proc_arch = proc_info.GetArchitecture();
1228 if (proc_arch.IsValid()) {
1229 const llvm::Triple &proc_triple = proc_arch.GetTriple();
1230 response.PutCString("triple:");
1231 response.PutStringAsRawHex8(proc_triple.getTriple());
1232 response.PutChar(';');
1233 }
1234}
1235
1238 const ProcessInstanceInfo &proc_info, StreamString &response) {
1239 response.Printf("pid:%" PRIx64 ";parent-pid:%" PRIx64
1240 ";real-uid:%x;real-gid:%x;effective-uid:%x;effective-gid:%x;",
1241 proc_info.GetProcessID(), proc_info.GetParentProcessID(),
1242 proc_info.GetUserID(), proc_info.GetGroupID(),
1243 proc_info.GetEffectiveUserID(),
1244 proc_info.GetEffectiveGroupID());
1245
1246 const ArchSpec &proc_arch = proc_info.GetArchitecture();
1247 if (proc_arch.IsValid()) {
1248 const llvm::Triple &proc_triple = proc_arch.GetTriple();
1249#if defined(__APPLE__)
1250 // We'll send cputype/cpusubtype.
1251 const uint32_t cpu_type = proc_arch.GetMachOCPUType();
1252 if (cpu_type != 0)
1253 response.Printf("cputype:%" PRIx32 ";", cpu_type);
1254
1255 const uint32_t cpu_subtype = proc_arch.GetMachOCPUSubType();
1256 if (cpu_subtype != 0)
1257 response.Printf("cpusubtype:%" PRIx32 ";", cpu_subtype);
1258
1259 const std::string vendor = proc_triple.getVendorName().str();
1260 if (!vendor.empty())
1261 response.Printf("vendor:%s;", vendor.c_str());
1262#else
1263 // We'll send the triple.
1264 response.PutCString("triple:");
1265 response.PutStringAsRawHex8(proc_triple.getTriple());
1266 response.PutChar(';');
1267#endif
1268 std::string ostype = std::string(proc_triple.getOSName());
1269 // Adjust so ostype reports ios for Apple/ARM and Apple/ARM64.
1270 if (proc_triple.getVendor() == llvm::Triple::Apple) {
1271 switch (proc_triple.getArch()) {
1272 case llvm::Triple::arm:
1273 case llvm::Triple::thumb:
1274 case llvm::Triple::aarch64:
1275 case llvm::Triple::aarch64_32:
1276 ostype = "ios";
1277 break;
1278 default:
1279 // No change.
1280 break;
1281 }
1282 }
1283 response.Printf("ostype:%s;", ostype.c_str());
1284
1285 switch (proc_arch.GetByteOrder()) {
1287 response.PutCString("endian:little;");
1288 break;
1290 response.PutCString("endian:big;");
1291 break;
1293 response.PutCString("endian:pdp;");
1294 break;
1295 default:
1296 // Nothing.
1297 break;
1298 }
1299 // In case of MIPS64, pointer size is depend on ELF ABI For N32 the pointer
1300 // size is 4 and for N64 it is 8
1301 std::string abi = proc_arch.GetTargetABI();
1302 if (!abi.empty())
1303 response.Printf("elf_abi:%s;", abi.c_str());
1304 response.Printf("ptrsize:%d;", proc_arch.GetAddressByteSize());
1305 }
1306}
1307
1309 const std::string &module_path, const ArchSpec &arch) {
1310#ifdef __ANDROID__
1311 return HostInfoAndroid::ResolveLibraryPath(module_path, arch);
1312#else
1313 FileSpec file_spec(module_path);
1314 FileSystem::Instance().Resolve(file_spec);
1315 return file_spec;
1316#endif
1317}
1318
1321 llvm::StringRef triple) {
1322 ArchSpec arch(triple);
1323
1324 FileSpec req_module_path_spec(module_path);
1325 FileSystem::Instance().Resolve(req_module_path_spec);
1326
1327 const FileSpec module_path_spec =
1328 FindModuleFile(req_module_path_spec.GetPath(), arch);
1329 const ModuleSpec module_spec(module_path_spec, arch);
1330
1331 ModuleSpecList module_specs;
1332 if (!ObjectFile::GetModuleSpecifications(module_path_spec, 0, 0,
1333 module_specs))
1334 return ModuleSpec();
1335
1336 ModuleSpec matched_module_spec;
1337 if (!module_specs.FindMatchingModuleSpec(module_spec, matched_module_spec))
1338 return ModuleSpec();
1339
1340 return matched_module_spec;
1341}
1342
1344 const llvm::ArrayRef<llvm::StringRef> client_features) {
1345 // 128KBytes is a reasonable max packet size--debugger can always use less.
1346 constexpr uint32_t max_packet_size = 128 * 1024;
1347
1348 // Features common to platform server and llgs.
1349 return {
1350 llvm::formatv("PacketSize={0}", max_packet_size),
1351 "QStartNoAckMode+",
1352 "qEcho+",
1353 "native-signals+",
1354 };
1355}
static llvm::raw_ostream & error(Stream &strm)
static const uint32_t g_default_packet_timeout_sec
static void fill_clamp(T &dest, U src, typename T::value_type fallback)
static GDBErrno system_errno_to_gdb(int err)
#define LLDB_LOG(log,...)
The LLDB_LOG* macros defined below are the way to emit log messages.
Definition: Log.h:337
#define LLDB_LOGF(log,...)
Definition: Log.h:344
size_t GetEscapedBinaryData(std::string &str)
void SetFilePos(uint32_t idx)
uint32_t GetHexMaxU32(bool little_endian, uint32_t fail_value)
uint64_t GetHexMaxU64(bool little_endian, uint64_t fail_value)
size_t GetBytesLeft()
bool GetNameColonValue(llvm::StringRef &name, llvm::StringRef &value)
size_t GetHexByteString(std::string &str)
char GetChar(char fail_value='\0')
const char * Peek()
int32_t GetS32(int32_t fail_value, int base=0)
size_t GetHexByteStringTerminatedBy(std::string &str, char terminator)
llvm::StringRef GetStringRef() const
size_t GetHexByteStringFixedLength(std::string &str, uint32_t nibble_length)
uint32_t GetU32(uint32_t fail_value, int base=0)
An architecture specification class.
Definition: ArchSpec.h:32
uint32_t GetAddressByteSize() const
Returns the size in bytes of an address of the current architecture.
Definition: ArchSpec.cpp:694
bool IsValid() const
Tests if this ArchSpec is valid.
Definition: ArchSpec.h:361
llvm::Triple & GetTriple()
Architecture triple accessor.
Definition: ArchSpec.h:463
uint32_t GetMachOCPUSubType() const
Definition: ArchSpec.cpp:658
bool IsMIPS() const
if MIPS architecture return true.
Definition: ArchSpec.cpp:554
uint32_t GetMachOCPUType() const
Definition: ArchSpec.cpp:646
std::string GetTargetABI() const
Return a string representing target application ABI.
Definition: ArchSpec.cpp:556
ConstString GetDistributionId() const
Returns the distribution id of the architecture.
Definition: ArchSpec.cpp:686
lldb::ByteOrder GetByteOrder() const
Returns the byte order for the architecture specification.
Definition: ArchSpec.cpp:741
llvm::Triple::ArchType GetMachine() const
Returns a machine family for the current architecture.
Definition: ArchSpec.cpp:678
void AppendArgument(llvm::StringRef arg_str, char quote_char='\0')
Appends a new argument to the end of the list argument list.
Definition: Args.cpp:323
const char * AsCString(const char *value_if_empty=nullptr) const
Get the string value as a C string.
Definition: ConstString.h:192
std::pair< iterator, bool > insert(llvm::StringRef KeyEqValue)
Definition: Environment.h:71
bool Open(int fd, const FileSpec &file_spec, bool read, bool write)
Definition: FileAction.cpp:34
A file utility class.
Definition: FileSpec.h:56
void SetFile(llvm::StringRef path, Style style)
Change the file specified with a new path.
Definition: FileSpec.cpp:173
size_t GetPath(char *path, size_t max_path_length, bool denormalize=true) const
Extract the full path to the file.
Definition: FileSpec.cpp:366
void Resolve(llvm::SmallVectorImpl< char > &path)
Resolve path to make it canonical.
Status Symlink(const FileSpec &src, const FileSpec &dst)
uint32_t GetPermissions(const FileSpec &file_spec) const
Return the current permissions of the given file.
int Open(const char *path, int flags, int mode)
Wraps ::open in a platform-independent way.
static FileSystem & Instance()
static int kInvalidDescriptor
Definition: File.h:38
@ eOpenOptionReadOnly
Definition: File.h:51
@ eOpenOptionWriteOnly
Definition: File.h:52
ValueType Clear(ValueType mask=~static_cast< ValueType >(0))
Clear one or more flags.
Definition: Flags.h:61
ValueType Set(ValueType mask)
Set one or more flags by logical OR'ing mask with the current flags.
Definition: Flags.h:73
static FileSpec ResolveLibraryPath(const std::string &path, const ArchSpec &arch)
static Status RunShellCommand(llvm::StringRef command, const FileSpec &working_dir, int *status_ptr, int *signo_ptr, std::string *command_output, const Timeout< std::micro > &timeout, bool run_in_shell=true, bool hide_stderr=false)
Run a shell command.
static bool GetProcessInfo(lldb::pid_t pid, ProcessInstanceInfo &proc_info)
static uint32_t FindProcesses(const ProcessInstanceInfoMatch &match_info, ProcessInstanceInfoList &proc_infos)
bool FindMatchingModuleSpec(const ModuleSpec &module_spec, ModuleSpec &match_module_spec) const
Definition: ModuleSpec.h:333
uint64_t GetObjectOffset() const
Definition: ModuleSpec.h:107
FileSpec & GetFileSpec()
Definition: ModuleSpec.h:53
ArchSpec & GetArchitecture()
Definition: ModuleSpec.h:89
uint64_t GetObjectSize() const
Definition: ModuleSpec.h:113
Status Close() override
Flush any buffers and release any resources owned by the file.
Definition: File.cpp:307
Status Write(const void *buf, size_t &num_bytes) override
Write bytes from buf to a file at the current file position.
Definition: File.cpp:545
Status Read(void *buf, size_t &num_bytes) override
Read bytes from a file from the current file position into buf.
Definition: File.cpp:486
static size_t GetModuleSpecifications(const FileSpec &file, lldb::offset_t file_offset, lldb::offset_t file_size, ModuleSpecList &specs, lldb::DataBufferSP data_sp=lldb::DataBufferSP())
void SetGroupID(uint32_t gid)
Definition: ProcessInfo.h:58
void SetArchitecture(const ArchSpec &arch)
Definition: ProcessInfo.h:64
lldb::pid_t GetProcessID() const
Definition: ProcessInfo.h:66
llvm::StringRef GetArg0() const
Definition: ProcessInfo.cpp:76
void SetProcessID(lldb::pid_t pid)
Definition: ProcessInfo.h:68
FileSpec & GetExecutableFile()
Definition: ProcessInfo.h:41
uint32_t GetUserID() const
Definition: ProcessInfo.h:48
Environment & GetEnvironment()
Definition: ProcessInfo.h:86
uint32_t GetGroupID() const
Definition: ProcessInfo.h:50
void SetUserID(uint32_t uid)
Definition: ProcessInfo.h:56
ArchSpec & GetArchitecture()
Definition: ProcessInfo.h:60
void SetNameMatchType(NameMatch name_match_type)
Definition: ProcessInfo.h:181
ProcessInstanceInfo & GetProcessInfo()
Definition: ProcessInfo.h:171
uint32_t GetEffectiveUserID() const
Definition: ProcessInfo.h:121
void SetEffectiveGroupID(uint32_t gid)
Definition: ProcessInfo.h:131
lldb::pid_t GetParentProcessID() const
Definition: ProcessInfo.h:133
uint32_t GetEffectiveGroupID() const
Definition: ProcessInfo.h:123
void SetParentProcessID(lldb::pid_t pid)
Definition: ProcessInfo.h:135
void SetEffectiveUserID(uint32_t uid)
Definition: ProcessInfo.h:129
void AppendFileAction(const FileAction &info)
An error handling class.
Definition: Status.h:44
bool Fail() const
Test for error condition.
Definition: Status.cpp:181
const char * AsCString(const char *default_error_str="unknown error") const
Get the error string associated with the current error.
Definition: Status.cpp:130
bool Success() const
Test for success condition.
Definition: Status.cpp:287
int PutEscapedBytes(const void *s, size_t src_len)
Output a block of data to the stream performing GDB-remote escaping.
Definition: GDBRemote.cpp:28
llvm::StringRef GetString() const
void Format(const char *format, Args &&... args)
Definition: Stream.h:309
llvm::raw_ostream & AsRawOstream()
Returns a raw_ostream that forwards the data to this Stream object.
Definition: Stream.h:357
size_t PutStringAsRawHex8(llvm::StringRef s)
Definition: Stream.cpp:383
size_t PutHex64(uint64_t uvalue, lldb::ByteOrder byte_order=lldb::eByteOrderInvalid)
Definition: Stream.cpp:272
size_t Printf(const char *format,...) __attribute__((format(printf
Output printf formatted output to the stream.
Definition: Stream.cpp:107
size_t PutCString(llvm::StringRef cstr)
Output a C string to the stream.
Definition: Stream.cpp:63
size_t PutChar(char ch)
Definition: Stream.cpp:104
size_t PutHex32(uint32_t uvalue, lldb::ByteOrder byte_order=lldb::eByteOrderInvalid)
Definition: Stream.cpp:256
ObjectSP GetItemAtIndex(size_t idx) const
bool GetValueForKeyAsString(llvm::StringRef key, llvm::StringRef &result) const
std::shared_ptr< Object > ObjectSP
static ObjectSP ParseJSON(const std::string &json_text)
std::string GetAsString(llvm::StringRef separator="-") const
Definition: UUID.cpp:49
virtual Status LaunchProcess()=0
Launch a process with the current launch settings.
ModuleSpec GetModuleInfo(llvm::StringRef module_path, llvm::StringRef triple)
virtual FileSpec FindModuleFile(const std::string &module_path, const ArchSpec &arch)
void RegisterMemberFunctionHandler(StringExtractorGDBRemote::ServerPacketType packet_type, PacketResult(T::*handler)(StringExtractorGDBRemote &packet))
static void CreateProcessInfoResponse_DebugServerStyle(const ProcessInstanceInfo &proc_info, StreamString &response)
virtual std::vector< std::string > HandleFeatures(llvm::ArrayRef< llvm::StringRef > client_features)
static void CreateProcessInfoResponse(const ProcessInstanceInfo &proc_info, StreamString &response)
#define UINT64_MAX
Definition: lldb-defines.h:23
#define LLDB_INVALID_CPUTYPE
Definition: lldb-defines.h:95
#define UINT32_MAX
Definition: lldb-defines.h:19
#define LLDB_INVALID_PROCESS_ID
Definition: lldb-defines.h:81
lldb::ByteOrder InlHostByteOrder()
Definition: Endian.h:25
A class that represents a running process on the host machine.
Log * GetLog(Cat mask)
Retrieve the Log object for the channel associated with the given log enum.
Definition: Log.h:309
Definition: SBAddress.h:15
uint64_t pid_t
Definition: lldb-types.h:85
@ eByteOrderLittle
static bool ToBoolean(llvm::StringRef s, bool fail_value, bool *success_ptr)