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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 <string> | 8 #include <string> |
9 | 9 |
10 #include "base/base_export.h" | 10 #include "base/base_export.h" |
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42 // Fills a string of length |length| with with random data and returns it. | 42 // Fills a string of length |length| with with random data and returns it. |
43 // |length| should be nonzero. | 43 // |length| should be nonzero. |
44 // | 44 // |
45 // Note that this is a variation of |RandBytes| with a different return type. | 45 // Note that this is a variation of |RandBytes| with a different return type. |
46 // | 46 // |
47 // WARNING: | 47 // WARNING: |
48 // Do not use for security-sensitive purposes. | 48 // Do not use for security-sensitive purposes. |
49 // See crypto/ for cryptographically secure random number generation APIs. | 49 // See crypto/ for cryptographically secure random number generation APIs. |
50 BASE_EXPORT std::string RandBytesAsString(size_t length); | 50 BASE_EXPORT std::string RandBytesAsString(size_t length); |
51 | 51 |
52 #ifdef OS_POSIX | 52 #if defined(OS_POSIX) |
53 BASE_EXPORT int GetUrandomFD(); | 53 BASE_EXPORT int GetUrandomFD(); |
54 #endif | 54 #endif |
55 | 55 |
56 } // namespace base | 56 } // namespace base |
57 | 57 |
58 #endif // BASE_RAND_UTIL_H_ | 58 #endif // BASE_RAND_UTIL_H_ |
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