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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /toolkit/crashreporter/breakpad-client/linux/dump_writer_common/thread_info.h | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/crashreporter/breakpad-client/linux/dump_writer_common/thread_info.h')
-rw-r--r-- | toolkit/crashreporter/breakpad-client/linux/dump_writer_common/thread_info.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/thread_info.h b/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/thread_info.h new file mode 100644 index 0000000000..4173d239c4 --- /dev/null +++ b/toolkit/crashreporter/breakpad-client/linux/dump_writer_common/thread_info.h @@ -0,0 +1,91 @@ +// Copyright (c) 2014, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#ifndef CLIENT_LINUX_DUMP_WRITER_COMMON_THREAD_INFO_H_ +#define CLIENT_LINUX_DUMP_WRITER_COMMON_THREAD_INFO_H_ + +#include <sys/ucontext.h> +#include <sys/user.h> + +#include "linux/dump_writer_common/raw_context_cpu.h" +#include "common/memory_allocator.h" +#include "google_breakpad/common/minidump_format.h" + +namespace google_breakpad { + +#if defined(__i386) || defined(__x86_64) +typedef __typeof__(((struct user*) 0)->u_debugreg[0]) debugreg_t; +#endif + +// We produce one of these structures for each thread in the crashed process. +struct ThreadInfo { + pid_t tgid; // thread group id + pid_t ppid; // parent process + + uintptr_t stack_pointer; // thread stack pointer + + +#if defined(__i386) || defined(__x86_64) + user_regs_struct regs; + user_fpregs_struct fpregs; + static const unsigned kNumDebugRegisters = 8; + debugreg_t dregs[8]; +#if defined(__i386) + user_fpxregs_struct fpxregs; +#endif // defined(__i386) + +#elif defined(__ARM_EABI__) + // Mimicking how strace does this(see syscall.c, search for GETREGS) + struct user_regs regs; + struct user_fpregs fpregs; +#elif defined(__aarch64__) + // Use the structures defined in <sys/user.h> + struct user_regs_struct regs; + struct user_fpsimd_struct fpregs; +#elif defined(__mips__) + // Use the structure defined in <sys/ucontext.h>. + mcontext_t mcontext; +#endif + + // Returns the instruction pointer (platform-dependent impl.). + uintptr_t GetInstructionPointer() const; + + // Fills a RawContextCPU using the context in the ThreadInfo object. + void FillCPUContext(RawContextCPU* out) const; + + // Returns the pointer and size of general purpose register area. + void GetGeneralPurposeRegisters(void** gp_regs, size_t* size); + + // Returns the pointer and size of float point register area. + void GetFloatingPointRegisters(void** fp_regs, size_t* size); +}; + +} // namespace google_breakpad + +#endif // CLIENT_LINUX_DUMP_WRITER_COMMON_THREAD_INFO_H_ |