crashpad/snapshot/linux/memory_snapshot_linux.cc
Joshua Peraza bde35ca918 Add MemorySnapshotLinux
Bug: crashpad:30
Change-Id: Iddd100c3806178f6d20dd903e3f41926904696d4
Reviewed-on: https://chromium-review.googlesource.com/577977
Reviewed-by: Mark Mentovai <mark@chromium.org>
2017-07-20 18:45:12 +00:00

69 lines
2.0 KiB
C++

// Copyright 2017 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/linux/memory_snapshot_linux.h"
#include <memory>
namespace crashpad {
namespace internal {
MemorySnapshotLinux::MemorySnapshotLinux()
: MemorySnapshot(),
process_reader_(nullptr),
address_(0),
size_(0),
initialized_() {
}
MemorySnapshotLinux::~MemorySnapshotLinux() {
}
void MemorySnapshotLinux::Initialize(ProcessReader* process_reader,
LinuxVMAddress address,
size_t size) {
INITIALIZATION_STATE_SET_INITIALIZING(initialized_);
process_reader_ = process_reader;
address_ = address;
size_ = size;
INITIALIZATION_STATE_SET_VALID(initialized_);
}
uint64_t MemorySnapshotLinux::Address() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return address_;
}
size_t MemorySnapshotLinux::Size() const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
return size_;
}
bool MemorySnapshotLinux::Read(Delegate* delegate) const {
INITIALIZATION_STATE_DCHECK_VALID(initialized_);
if (size_ == 0) {
return delegate->MemorySnapshotDelegateRead(nullptr, size_);
}
std::unique_ptr<uint8_t[]> buffer(new uint8_t[size_]);
if (!process_reader_->Memory()->Read(address_, size_, buffer.get())) {
return false;
}
return delegate->MemorySnapshotDelegateRead(buffer.get(), size_);
}
} // namespace internal
} // namespace crashpad