| // Copyright 2020 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/ios/memory_snapshot_ios_intermediate_dump.h" |
| |
| namespace crashpad { |
| namespace internal { |
| |
| void MemorySnapshotIOSIntermediateDump::Initialize(vm_address_t address, |
| vm_address_t data, |
| vm_size_t size) { |
| INITIALIZATION_STATE_SET_INITIALIZING(initialized_); |
| address_ = address; |
| data_ = data; |
| size_ = base::checked_cast<size_t>(size); |
| INITIALIZATION_STATE_SET_VALID(initialized_); |
| } |
| |
| uint64_t MemorySnapshotIOSIntermediateDump::Address() const { |
| INITIALIZATION_STATE_DCHECK_VALID(initialized_); |
| return address_; |
| } |
| |
| size_t MemorySnapshotIOSIntermediateDump::Size() const { |
| INITIALIZATION_STATE_DCHECK_VALID(initialized_); |
| return size_; |
| } |
| |
| bool MemorySnapshotIOSIntermediateDump::Read(Delegate* delegate) const { |
| INITIALIZATION_STATE_DCHECK_VALID(initialized_); |
| |
| if (size_ == 0) { |
| return delegate->MemorySnapshotDelegateRead(nullptr, size_); |
| } |
| |
| return delegate->MemorySnapshotDelegateRead(reinterpret_cast<void*>(data_), |
| size_); |
| } |
| |
| const MemorySnapshot* MemorySnapshotIOSIntermediateDump::MergeWithOtherSnapshot( |
| const MemorySnapshot* other) const { |
| CheckedRange<uint64_t, size_t> merged(0, 0); |
| if (!LoggingDetermineMergedRange(this, other, &merged)) |
| return nullptr; |
| |
| auto result = std::make_unique<MemorySnapshotIOSIntermediateDump>(); |
| result->Initialize(merged.base(), data_, merged.size()); |
| return result.release(); |
| } |
| |
| } // namespace internal |
| } // namespace crashpad |