74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
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// Copyright 2017 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 "minidump/minidump_byte_array_writer.h"
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#include "base/logging.h"
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#include "util/file/file_writer.h"
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#include "util/numeric/safe_assignment.h"
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namespace crashpad {
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MinidumpByteArrayWriter::MinidumpByteArrayWriter()
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: minidump_array_(new MinidumpByteArray()) {}
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MinidumpByteArrayWriter::~MinidumpByteArrayWriter() = default;
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void MinidumpByteArrayWriter::set_data(const uint8_t* data, size_t size) {
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data_.clear();
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data_.insert(data_.begin(), data, data + size);
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}
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bool MinidumpByteArrayWriter::Freeze() {
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DCHECK_EQ(state(), kStateMutable);
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if (!MinidumpWritable::Freeze()) {
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return false;
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}
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size_t size = data_.size();
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if (!AssignIfInRange(&minidump_array_->length, size)) {
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LOG(ERROR) << "data size " << size << " is out of range";
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return false;
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}
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return true;
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}
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size_t MinidumpByteArrayWriter::SizeOfObject() {
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DCHECK_EQ(state(), kStateFrozen);
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return sizeof(*minidump_array_) + data_.size();
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}
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bool MinidumpByteArrayWriter::WriteObject(FileWriterInterface* file_writer) {
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DCHECK_EQ(state(), kStateWritable);
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WritableIoVec iov;
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iov.iov_base = minidump_array_.get();
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iov.iov_len = sizeof(*minidump_array_);
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std::vector<WritableIoVec> iovecs(1, iov);
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if (!data_.empty()) {
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iov.iov_base = data_.data();
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iov.iov_len = data_.size();
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iovecs.push_back(iov);
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}
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return file_writer->WriteIoVec(&iovecs);
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}
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} // namespace crashpad
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