crashpad/snapshot/minidump/thread_snapshot_minidump.cc
Lei Zhang d8f60c8112 Swap from base/stl_util.h to cxx17_backports.h.
Chromium moved base::size() to base/cxx17_backports.h, so do the same in
mini_chromium and update the users in Crashpad.

Roll mini_chromium to 2f06f83f to make the new base header available.

Bug: chromium:1210983
Change-Id: Ie3dc4c189dcdfcac030b95fe285f94abb29a27bf
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/2917779
Commit-Queue: Lei Zhang <thestig@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>
Reviewed-by: Mark Mentovai <mark@chromium.org>
2021-05-25 21:44:52 +00:00

115 lines
3.3 KiB
C++

// Copyright 2018 The Crashpad Authors. All rights reserved.
//
// 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_(),
context_(),
stack_(),
initialized_() {}
ThreadSnapshotMinidump::~ThreadSnapshotMinidump() {}
bool ThreadSnapshotMinidump::Initialize(FileReaderInterface* file_reader,
RVA minidump_thread_rva,
CPUArchitecture arch) {
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;
}
INITIALIZATION_STATE_SET_VALID(initialized_);
return true;
}
uint64_t ThreadSnapshotMinidump::ThreadID() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return minidump_thread_.ThreadId;
}
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