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3882 | decky | 1 | /* |
2 | * Copyright (c) 2009 Martin Decky |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
29 | /** @addtogroup libc |
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30 | * @{ |
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31 | */ |
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32 | /** @file |
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33 | */ |
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34 | |||
35 | #ifndef LIBC_MACROS_H_ |
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36 | #define LIBC_MACROS_H_ |
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37 | |||
4601 | decky | 38 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
39 | #define max(a, b) ((a) > (b) ? (a) : (b)) |
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40 | |||
4453 | decky | 41 | #define SIZE2KB(size) ((size) >> 10) |
42 | #define SIZE2MB(size) ((size) >> 20) |
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3882 | decky | 43 | |
4453 | decky | 44 | #define KB2SIZE(kb) ((kb) << 10) |
45 | #define MB2SIZE(mb) ((mb) << 20) |
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3882 | decky | 46 | |
4453 | decky | 47 | #define STRING(arg) STRING_ARG(arg) |
48 | #define STRING_ARG(arg) #arg |
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3882 | decky | 49 | |
4453 | decky | 50 | #define LOWER32(arg) ((arg) & 0xffffffff) |
51 | #define UPPER32(arg) (((arg) >> 32) & 0xffffffff) |
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52 | |||
53 | #define MERGE_LOUP32(lo, up) \ |
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54 | ((((uint64_t) (lo)) & 0xffffffff) \ |
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55 | | ((((uint64_t) (up)) & 0xffffffff) << 32)) |
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56 | |||
3882 | decky | 57 | #endif |
58 | |||
59 | /** @} |
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60 | */ |