michael@0: // Copyright (c) 2012 The Chromium Authors. All rights reserved.
michael@0: // Use of this source code is governed by a BSD-style license that can be
michael@0: // found in the LICENSE file.
michael@0: 
michael@0: #ifndef BASE_GUID_H_
michael@0: #define BASE_GUID_H_
michael@0: 
michael@0: #include <string>
michael@0: 
michael@0: #include "base/base_export.h"
michael@0: #include "base/basictypes.h"
michael@0: #include "build/build_config.h"
michael@0: 
michael@0: namespace base {
michael@0: 
michael@0: // Generate a 128-bit random GUID of the form: "%08X-%04X-%04X-%04X-%012llX".
michael@0: // If GUID generation fails an empty string is returned.
michael@0: // The POSIX implementation uses psuedo random number generation to create
michael@0: // the GUID.  The Windows implementation uses system services.
michael@0: BASE_EXPORT std::string GenerateGUID();
michael@0: 
michael@0: // Returns true if the input string conforms to the GUID format.
michael@0: BASE_EXPORT bool IsValidGUID(const std::string& guid);
michael@0: 
michael@0: #if defined(OS_POSIX)
michael@0: // For unit testing purposes only.  Do not use outside of tests.
michael@0: BASE_EXPORT std::string RandomDataToGUIDString(const uint64 bytes[2]);
michael@0: #endif
michael@0: 
michael@0: }  // namespace guid
michael@0: 
michael@0: #endif  // BASE_GUID_H_