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https://github.com/chromium/crashpad.git
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a691448ffb
Refactor some of the NT internals helpers and cpu_context to share between the thread and exception snapshot code. Add test that runs crashing child and validates the exception in the snapshot. R=mark@chromium.org, cpu@chromium.org, rsesek@chromium.org BUG=crashpad:1 Review URL: https://codereview.chromium.org/1126413008 .
92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
// Copyright 2015 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "snapshot/win/thread_snapshot_win.h"
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#include "base/logging.h"
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#include "snapshot/win/cpu_context_win.h"
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#include "snapshot/win/process_reader_win.h"
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namespace crashpad {
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namespace internal {
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ThreadSnapshotWin::ThreadSnapshotWin()
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: ThreadSnapshot(), context_(), stack_(), thread_(), initialized_() {
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}
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ThreadSnapshotWin::~ThreadSnapshotWin() {
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}
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bool ThreadSnapshotWin::Initialize(
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ProcessReaderWin* process_reader,
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const ProcessReaderWin::Thread& process_reader_thread) {
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INITIALIZATION_STATE_SET_INITIALIZING(initialized_);
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thread_ = process_reader_thread;
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stack_.Initialize(
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process_reader, thread_.stack_region_address, thread_.stack_region_size);
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#if defined(ARCH_CPU_X86_64)
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if (process_reader->Is64Bit()) {
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context_.architecture = kCPUArchitectureX86_64;
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context_.x86_64 = &context_union_.x86_64;
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InitializeX64Context(process_reader_thread.context, context_.x86_64);
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} else {
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context_.architecture = kCPUArchitectureX86;
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context_.x86 = &context_union_.x86;
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InitializeX86Context(
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*reinterpret_cast<const WOW64_CONTEXT*>(&process_reader_thread.context),
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context_.x86);
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}
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#else
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#error ARCH_CPU_X86
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#endif // ARCH_CPU_X86_64
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INITIALIZATION_STATE_SET_VALID(initialized_);
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return true;
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}
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const CPUContext* ThreadSnapshotWin::Context() const {
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INITIALIZATION_STATE_DCHECK_VALID(initialized_);
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return &context_;
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}
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const MemorySnapshot* ThreadSnapshotWin::Stack() const {
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INITIALIZATION_STATE_DCHECK_VALID(initialized_);
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return &stack_;
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}
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uint64_t ThreadSnapshotWin::ThreadID() const {
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INITIALIZATION_STATE_DCHECK_VALID(initialized_);
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return thread_.id;
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}
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int ThreadSnapshotWin::SuspendCount() const {
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INITIALIZATION_STATE_DCHECK_VALID(initialized_);
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return thread_.suspend_count;
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}
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int ThreadSnapshotWin::Priority() const {
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INITIALIZATION_STATE_DCHECK_VALID(initialized_);
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return thread_.priority;
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}
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uint64_t ThreadSnapshotWin::ThreadSpecificDataAddress() const {
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INITIALIZATION_STATE_DCHECK_VALID(initialized_);
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return thread_.teb;
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}
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} // namespace internal
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} // namespace crashpad
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