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// Copyright (c) 2016 The WebM project authors. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file in the root of the source
// tree. An additional intellectual property rights grant can be found
// in the file PATENTS. All contributing project authors may
// be found in the AUTHORS file in the root of the source tree.
#ifndef LIBWEBM_COMMON_FILE_UTIL_H_
#define LIBWEBM_COMMON_FILE_UTIL_H_
#include <stdint.h>
#include <string>
#include "mkvmuxer/mkvmuxertypes.h" // LIBWEBM_DISALLOW_COPY_AND_ASSIGN()
namespace libwebm {
// Returns a temporary file name.
std::string GetTempFileName();
// Returns size of file specified by |file_name|, or 0 upon failure.
uint64_t GetFileSize(const std::string& file_name);
// Gets the contents file_name as a string. Returns false on error.
bool GetFileContents(const std::string& file_name, std::string* contents);
// Manages life of temporary file specified at time of construction. Deletes
// file upon destruction.
class TempFileDeleter {
public:
TempFileDeleter();
explicit TempFileDeleter(std::string file_name) : file_name_(file_name) {}
~TempFileDeleter();
const std::string& name() const { return file_name_; }
private:
std::string file_name_;
LIBWEBM_DISALLOW_COPY_AND_ASSIGN(TempFileDeleter);
};
} // namespace libwebm
#endif // LIBWEBM_COMMON_FILE_UTIL_H_
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