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6265674c98
This was tested locally by adding "-Wunreachable-code-aggressive" after making NOTREACHED() [[noreturn]] in mini_chromium and then getting that to compile. Bug: chromium:40580068 Change-Id: I7ec1c72be1d73436d128660a621e9060eaebaee8 Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/5780891 Reviewed-by: Mark Mentovai <mark@chromium.org>
69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
// Copyright 2020 The Crashpad Authors
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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 "util/file/output_stream_file_writer.h"
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#include "base/logging.h"
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#include "base/notreached.h"
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#include "util/stream/output_stream_interface.h"
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namespace crashpad {
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OutputStreamFileWriter::OutputStreamFileWriter(
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std::unique_ptr<OutputStreamInterface> output_stream)
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: output_stream_(std::move(output_stream)),
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flush_needed_(false),
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flushed_(false) {}
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OutputStreamFileWriter::~OutputStreamFileWriter() {
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DCHECK(!flush_needed_);
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}
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bool OutputStreamFileWriter::Write(const void* data, size_t size) {
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DCHECK(!flushed_);
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flush_needed_ =
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output_stream_->Write(static_cast<const uint8_t*>(data), size);
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return flush_needed_;
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}
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bool OutputStreamFileWriter::WriteIoVec(std::vector<WritableIoVec>* iovecs) {
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DCHECK(!flushed_);
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flush_needed_ = true;
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if (iovecs->empty()) {
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LOG(ERROR) << "no iovecs";
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flush_needed_ = false;
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return false;
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}
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for (const WritableIoVec& iov : *iovecs) {
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if (!output_stream_->Write(static_cast<const uint8_t*>(iov.iov_base),
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iov.iov_len)) {
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flush_needed_ = false;
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return false;
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}
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}
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return true;
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}
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FileOffset OutputStreamFileWriter::Seek(FileOffset offset, int whence) {
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NOTREACHED();
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}
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bool OutputStreamFileWriter::Flush() {
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flush_needed_ = false;
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flushed_ = true;
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return output_stream_->Flush();
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}
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} // namespace crashpad
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