| 1 | /* |
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| 2 | Copyright (C) 1999-2007 The Botan Project. All rights reserved. |
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| 3 | |
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| 4 | Redistribution and use in source and binary forms, for any use, with or without |
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| 5 | modification, is permitted provided that the following conditions are met: |
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| 6 | |
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| 7 | 1. Redistributions of source code must retain the above copyright notice, this |
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| 8 | list of conditions, and the following disclaimer. |
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| 9 | |
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| 10 | 2. Redistributions in binary form must reproduce the above copyright notice, |
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| 11 | this list of conditions, and the following disclaimer in the documentation |
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| 12 | and/or other materials provided with the distribution. |
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| 13 | |
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| 14 | THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) "AS IS" AND ANY EXPRESS OR IMPLIED |
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| 15 | WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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| 16 | MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED. |
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| 17 | |
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| 18 | IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE FOR ANY DIRECT, |
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| 19 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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| 20 | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 21 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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| 22 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
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| 23 | OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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| 24 | ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 25 | */ |
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| 26 | // LICENSEHEADER_END |
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| 27 | namespace QCA { // WRAPNS_LINE |
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| 28 | /************************************************* |
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| 29 | * Utility Functions Header File * |
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| 30 | * (C) 1999-2007 The Botan Project * |
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| 31 | *************************************************/ |
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| 32 | |
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| 33 | #ifndef BOTAN_UTIL_H__ |
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| 34 | #define BOTAN_UTIL_H__ |
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| 35 | |
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| 36 | } // WRAPNS_LINE |
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| 37 | #include <botan/types.h> |
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| 38 | namespace QCA { // WRAPNS_LINE |
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| 39 | |
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| 40 | namespace Botan { |
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| 41 | |
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| 42 | /************************************************* |
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| 43 | * Timer Access Functions * |
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| 44 | *************************************************/ |
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| 45 | #ifndef BOTAN_TOOLS_ONLY |
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| 46 | u64bit system_time(); |
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| 47 | u64bit system_clock(); |
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| 48 | #endif |
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| 49 | |
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| 50 | /************************************************* |
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| 51 | * Memory Locking Functions * |
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| 52 | *************************************************/ |
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| 53 | void lock_mem(void *, u32bit); |
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| 54 | void unlock_mem(void *, u32bit); |
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| 55 | |
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| 56 | /************************************************* |
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| 57 | * Misc Utility Functions * |
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| 58 | *************************************************/ |
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| 59 | u32bit round_up(u32bit, u32bit); |
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| 60 | u32bit round_down(u32bit, u32bit); |
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| 61 | #ifndef BOTAN_TOOLS_ONLY |
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| 62 | u64bit combine_timers(u32bit, u32bit, u32bit); |
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| 63 | #endif |
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| 64 | |
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| 65 | /************************************************* |
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| 66 | * Work Factor Estimates * |
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| 67 | *************************************************/ |
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| 68 | #ifndef BOTAN_TOOLS_ONLY |
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| 69 | u32bit entropy_estimate(const byte[], u32bit); |
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| 70 | u32bit dl_work_factor(u32bit); |
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| 71 | #endif |
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| 72 | |
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| 73 | } |
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| 74 | |
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| 75 | #endif |
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| 76 | } // WRAPNS_LINE |
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| 77 | |
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