// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GOOGLE_APIS_DRIVE_REQUEST_UTIL_H_
#define GOOGLE_APIS_DRIVE_REQUEST_UTIL_H_
#include <string>
namespace google_apis {
namespace util {
// If-Match header which matches to all etags.
extern const char kIfMatchAllHeader[];
// Returns If-Match header string for |etag|.
// If |etag| is empty, the returned header should match any etag.
std::string GenerateIfMatchHeader(const std::string& etag);
} // namespace util
} // namespace google_apis
#endif // GOOGLE_APIS_DRIVE_REQUEST_UTIL_H_