127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
// Copyright 2018 The Crashpad Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#include "snapshot/minidump/thread_snapshot_minidump.h"
|
|
|
|
#include <stddef.h>
|
|
#include <string.h>
|
|
|
|
#include "base/cxx17_backports.h"
|
|
#include "minidump/minidump_context.h"
|
|
|
|
namespace crashpad {
|
|
namespace internal {
|
|
|
|
ThreadSnapshotMinidump::ThreadSnapshotMinidump()
|
|
: ThreadSnapshot(),
|
|
minidump_thread_(),
|
|
thread_name_(),
|
|
context_(),
|
|
stack_(),
|
|
initialized_() {}
|
|
|
|
ThreadSnapshotMinidump::~ThreadSnapshotMinidump() {}
|
|
|
|
bool ThreadSnapshotMinidump::Initialize(
|
|
FileReaderInterface* file_reader,
|
|
RVA minidump_thread_rva,
|
|
CPUArchitecture arch,
|
|
const std::map<uint32_t, std::string>& thread_names) {
|
|
INITIALIZATION_STATE_SET_INITIALIZING(initialized_);
|
|
std::vector<unsigned char> minidump_context;
|
|
|
|
if (!file_reader->SeekSet(minidump_thread_rva)) {
|
|
return false;
|
|
}
|
|
|
|
if (!file_reader->ReadExactly(&minidump_thread_, sizeof(minidump_thread_))) {
|
|
return false;
|
|
}
|
|
|
|
if (!file_reader->SeekSet(minidump_thread_.ThreadContext.Rva)) {
|
|
return false;
|
|
}
|
|
|
|
minidump_context.resize(minidump_thread_.ThreadContext.DataSize);
|
|
|
|
if (!file_reader->ReadExactly(minidump_context.data(),
|
|
minidump_context.size())) {
|
|
return false;
|
|
}
|
|
|
|
if (!context_.Initialize(arch, minidump_context)) {
|
|
return false;
|
|
}
|
|
|
|
RVA stack_info_location =
|
|
minidump_thread_rva + offsetof(MINIDUMP_THREAD, Stack);
|
|
|
|
if (!stack_.Initialize(file_reader, stack_info_location)) {
|
|
return false;
|
|
}
|
|
const auto thread_name_iter = thread_names.find(minidump_thread_.ThreadId);
|
|
if (thread_name_iter != thread_names.end()) {
|
|
thread_name_ = thread_name_iter->second;
|
|
}
|
|
|
|
INITIALIZATION_STATE_SET_VALID(initialized_);
|
|
return true;
|
|
}
|
|
|
|
uint64_t ThreadSnapshotMinidump::ThreadID() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
return minidump_thread_.ThreadId;
|
|
}
|
|
|
|
std::string ThreadSnapshotMinidump::ThreadName() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
return thread_name_;
|
|
}
|
|
|
|
int ThreadSnapshotMinidump::SuspendCount() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
return minidump_thread_.SuspendCount;
|
|
}
|
|
|
|
uint64_t ThreadSnapshotMinidump::ThreadSpecificDataAddress() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
return minidump_thread_.Teb;
|
|
}
|
|
|
|
int ThreadSnapshotMinidump::Priority() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
return minidump_thread_.Priority;
|
|
}
|
|
|
|
const CPUContext* ThreadSnapshotMinidump::Context() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
return context_.Get();
|
|
}
|
|
|
|
const MemorySnapshot* ThreadSnapshotMinidump::Stack() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
return &stack_;
|
|
}
|
|
|
|
std::vector<const MemorySnapshot*> ThreadSnapshotMinidump::ExtraMemory() const {
|
|
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
|
|
// This doesn't correspond to anything minidump can give us, with the
|
|
// exception of the BackingStore field in the MINIDUMP_THREAD_EX structure,
|
|
// which is only valid for IA-64.
|
|
return std::vector<const MemorySnapshot*>();
|
|
}
|
|
|
|
} // namespace internal
|
|
} // namespace crashpad
|