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1 /* | 1 /* |
2 * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) | 2 * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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49 // On Windows we use rand_s which initialises itself | 49 // On Windows we use rand_s which initialises itself |
50 #elif OS(UNIX) | 50 #elif OS(UNIX) |
51 // srandomdev is not guaranteed to exist on linux so we use this poor seed,
this should be improved | 51 // srandomdev is not guaranteed to exist on linux so we use this poor seed,
this should be improved |
52 timeval time; | 52 timeval time; |
53 gettimeofday(&time, 0); | 53 gettimeofday(&time, 0); |
54 srandom(static_cast<unsigned>(time.tv_usec * getpid())); | 54 srandom(static_cast<unsigned>(time.tv_usec * getpid())); |
55 #else | 55 #else |
56 srand(static_cast<unsigned>(time(0))); | 56 srand(static_cast<unsigned>(time(0))); |
57 #endif | 57 #endif |
58 | 58 |
59 #if !USE(OS_RANDOMNESS) | |
60 uint64_t seed = static_cast<uint64_t>(rand()) << 32 | static_cast<uint64_t>(
rand()); | |
61 Internal::initializeRandomNumber(seed); | |
62 #endif | |
63 } | 59 } |
64 | 60 |
65 } | 61 } |
66 | 62 |
67 #endif | 63 #endif |
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