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| Rev | Author | Line No. | Line |
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| 517 | jermar | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2005 Jakub Jermar |
| 517 | jermar | 3 | * All rights reserved. |
| 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 | |||
| 1812 | decky | 29 | /** @addtogroup generic |
| 1702 | cejka | 30 | * @{ |
| 31 | */ |
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| 32 | /** @file |
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| 33 | */ |
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| 34 | |||
| 1855 | jermar | 35 | #ifndef KERN_MACROS_H_ |
| 36 | #define KERN_MACROS_H_ |
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| 517 | jermar | 37 | |
| 1812 | decky | 38 | #include <arch/types.h> |
| 39 | |||
| 2048 | jermar | 40 | #define is_digit(d) (((d) >= '0') && ((d) <= '9')) |
| 41 | #define is_lower(c) (((c) >= 'a') && ((c) <= 'z')) |
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| 42 | #define is_upper(c) (((c) >= 'A') && ((c) <= 'Z')) |
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| 43 | #define is_alpha(c) (is_lower(c) || is_upper(c)) |
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| 44 | #define is_alphanum(c) (is_alpha(c) || is_digit(c)) |
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| 45 | #define is_white(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || \ |
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| 46 | ((c) == '\r')) |
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| 517 | jermar | 47 | |
| 1812 | decky | 48 | #define min(a,b) ((a) < (b) ? (a) : (b)) |
| 49 | #define max(a,b) ((a) > (b) ? (a) : (b)) |
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| 518 | jermar | 50 | |
| 1855 | jermar | 51 | /** Return true if the interlvals overlap. |
| 52 | * |
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| 53 | * @param s1 Start address of the first interval. |
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| 54 | * @param sz1 Size of the first interval. |
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| 55 | * @param s2 Start address of the second interval. |
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| 56 | * @param sz2 Size of the second interval. |
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| 57 | */ |
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| 1780 | jermar | 58 | static inline int overlaps(uintptr_t s1, size_t sz1, uintptr_t s2, size_t sz2) |
| 1063 | palkovsky | 59 | { |
| 1812 | decky | 60 | uintptr_t e1 = s1 + sz1; |
| 61 | uintptr_t e2 = s2 + sz2; |
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| 1063 | palkovsky | 62 | |
| 1812 | decky | 63 | return (s1 < e2) && (s2 < e1); |
| 1063 | palkovsky | 64 | } |
| 65 | /* Compute overlapping of physical addresses */ |
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| 1812 | decky | 66 | #define PA_overlaps(x, szx, y, szy) overlaps(KA2PA(x), szx, KA2PA(y), szy) |
| 1063 | palkovsky | 67 | |
| 1812 | decky | 68 | #define STRING(arg) STRING_ARG(arg) |
| 69 | #define STRING_ARG(arg) #arg |
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| 70 | |||
| 517 | jermar | 71 | #endif |
| 1702 | cejka | 72 | |
| 1812 | decky | 73 | /** @} |
| 1702 | cejka | 74 | */ |