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1 // Copyright (c) 2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_RAND_UTIL_H_ | 5 #ifndef BASE_RAND_UTIL_H_ |
6 #define BASE_RAND_UTIL_H_ | 6 #define BASE_RAND_UTIL_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 | 9 |
10 namespace base { | 10 namespace base { |
11 | 11 |
12 // Returns a random number in range [0, kuint64max]. Thread-safe. | 12 // Returns a random number in range [0, kuint64max]. Thread-safe. |
13 uint64 RandUint64(); | 13 uint64 RandUint64(); |
14 | 14 |
15 // Returns a random number between min and max (inclusive). Thread-safe. | 15 // Returns a random number between min and max (inclusive). Thread-safe. |
16 int RandInt(int min, int max); | 16 int RandInt(int min, int max); |
17 | 17 |
18 // Returns a random double in range [0, 1). Thread-safe. | 18 // Returns a random double in range [0, 1). Thread-safe. |
19 double RandDouble(); | 19 double RandDouble(); |
20 | 20 |
21 } // namespace base | 21 } // namespace base |
22 | 22 |
23 #endif // BASE_RAND_UTIL_H_ | 23 #endif // BASE_RAND_UTIL_H_ |
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