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41 lines
1.3 KiB
41 lines
1.3 KiB
// Copyright 2017 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "brillo/proto_file_io.h"
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#include <utility>
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#include <base/files/file.h>
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#include <base/macros.h>
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#include <google/protobuf/io/zero_copy_stream_impl.h>
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#include <google/protobuf/text_format.h>
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namespace brillo {
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bool ReadTextProtobuf(const base::FilePath& proto_file,
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google::protobuf::Message* out_proto) {
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DCHECK(out_proto);
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base::File file(proto_file, base::File::FLAG_OPEN | base::File::FLAG_READ);
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if (!file.IsValid()) {
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DLOG(ERROR) << "Could not open \"" << proto_file.value()
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<< "\": " << base::File::ErrorToString(file.error_details());
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return false;
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}
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return ReadTextProtobuf(file.GetPlatformFile(), out_proto);
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}
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bool ReadTextProtobuf(int fd, google::protobuf::Message* out_proto) {
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google::protobuf::io::FileInputStream input_stream(fd);
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return google::protobuf::TextFormat::Parse(&input_stream, out_proto);
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}
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bool WriteTextProtobuf(int fd, const google::protobuf::Message& proto) {
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google::protobuf::io::FileOutputStream output_stream(fd);
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return google::protobuf::TextFormat::Print(proto, &output_stream);
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}
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} // namespace brillo
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