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blob_util.cc
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blob_util.cc
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// Copyright 2017 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "login_manager/blob_util.h"
#include <base/files/file_path.h>
#include <base/files/file_util.h>
#include <base/logging.h>
#include <google/protobuf/message_lite.h>
namespace login_manager {
std::vector<uint8_t> SerializeAsBlob(
const google::protobuf::MessageLite& message) {
std::vector<uint8_t> result;
result.resize(message.ByteSizeLong());
CHECK(message.SerializeToArray(result.data(), result.size()))
<< "Failed to serialize protobuf.";
return result;
}
std::vector<uint8_t> StringToBlob(base::StringPiece str) {
return std::vector<uint8_t>(str.begin(), str.end());
}
std::string BlobToString(const std::vector<uint8_t>& blob) {
return std::string(reinterpret_cast<const char*>(blob.data()), blob.size());
}
bool WriteBlobToFile(const base::FilePath& filename,
const std::vector<uint8_t>& blob) {
int result = base::WriteFile(
filename, reinterpret_cast<const char*>(blob.data()), blob.size());
return result >= 0 && static_cast<size_t>(result) == blob.size();
}
} // namespace login_manager