crashpad/snapshot/fuchsia/thread_snapshot_fuchsia.cc
Mark Mentovai 6278690abe Update copyright boilerplate, 2022 edition (Crashpad)
sed -i '' -E -e 's/Copyright (.+) The Crashpad Authors\. All rights reserved\.$/Copyright \1 The Crashpad Authors/' $(git grep -El 'Copyright (.+) The Crashpad Authors\. All rights reserved\.$')

Bug: chromium:1098010
Change-Id: I8d6138469ddbe3d281a5d83f64cf918ec2491611
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3878262
Reviewed-by: Joshua Peraza <jperaza@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>
2022-09-06 23:54:07 +00:00

114 lines
3.4 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/fuchsia/thread_snapshot_fuchsia.h"
#include "base/check_op.h"
#include "snapshot/fuchsia/cpu_context_fuchsia.h"
namespace crashpad {
namespace internal {
ThreadSnapshotFuchsia::ThreadSnapshotFuchsia()
: ThreadSnapshot(),
context_arch_(),
context_(),
stack_(),
thread_name_(),
thread_id_(ZX_KOID_INVALID),
thread_specific_data_address_(0),
initialized_() {}
ThreadSnapshotFuchsia::~ThreadSnapshotFuchsia() {}
bool ThreadSnapshotFuchsia::Initialize(
ProcessReaderFuchsia* process_reader,
const ProcessReaderFuchsia::Thread& thread) {
INITIALIZATION_STATE_SET_INITIALIZING(initialized_);
#if defined(ARCH_CPU_X86_64)
context_.architecture = kCPUArchitectureX86_64;
context_.x86_64 = &context_arch_;
// TODO(fuchsia/DX-642): Add float context once saved in |thread|.
InitializeCPUContextX86_64_NoFloatingPoint(thread.general_registers,
context_.x86_64);
#elif defined(ARCH_CPU_ARM64)
context_.architecture = kCPUArchitectureARM64;
context_.arm64 = &context_arch_;
InitializeCPUContextARM64(
thread.general_registers, thread.vector_registers, context_.arm64);
#else
#error Port.
#endif
if (thread.stack_regions.empty()) {
stack_.Initialize(process_reader->Memory(), 0, 0);
} else {
stack_.Initialize(process_reader->Memory(),
thread.stack_regions[0].base(),
thread.stack_regions[0].size());
// TODO(scottmg): Handle split stack by adding other parts to ExtraMemory().
}
thread_name_ = thread.name;
thread_id_ = thread.id;
INITIALIZATION_STATE_SET_VALID(initialized_);
return true;
}
const CPUContext* ThreadSnapshotFuchsia::Context() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return &context_;
}
const MemorySnapshot* ThreadSnapshotFuchsia::Stack() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return &stack_;
}
uint64_t ThreadSnapshotFuchsia::ThreadID() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return thread_id_;
}
std::string ThreadSnapshotFuchsia::ThreadName() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return thread_name_;
}
int ThreadSnapshotFuchsia::SuspendCount() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
// There is not (currently) a suspend count for threads on Fuchsia.
return 0;
}
int ThreadSnapshotFuchsia::Priority() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
// There is not (currently) thread priorities on Fuchsia.
return 0;
}
uint64_t ThreadSnapshotFuchsia::ThreadSpecificDataAddress() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return thread_specific_data_address_;
}
std::vector<const MemorySnapshot*> ThreadSnapshotFuchsia::ExtraMemory() const {
return std::vector<const MemorySnapshot*>();
}
} // namespace internal
} // namespace crashpad