Rev 4581 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
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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 | |||
| 4718 | mejdrech | 38 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
| 39 | #define max(a, b) ((a) > (b) ? (a) : (b)) |
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| 40 | |||
| 4581 | mejdrech | 41 | #define SIZE2KB(size) ((size) >> 10) |
| 42 | #define SIZE2MB(size) ((size) >> 20) |
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| 3882 | decky | 43 | |
| 4581 | mejdrech | 44 | #define KB2SIZE(kb) ((kb) << 10) |
| 45 | #define MB2SIZE(mb) ((mb) << 20) |
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| 3882 | decky | 46 | |
| 4581 | mejdrech | 47 | #define STRING(arg) STRING_ARG(arg) |
| 48 | #define STRING_ARG(arg) #arg |
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| 3882 | decky | 49 | |
| 4581 | mejdrech | 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 | */ |