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517 | jermar | 1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
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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 | |||
1702 | cejka | 29 | /** @addtogroup generic |
30 | * @{ |
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31 | */ |
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32 | /** @file |
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33 | */ |
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34 | |||
517 | jermar | 35 | #ifndef __MACROS_H__ |
36 | #define __MACROS_H__ |
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37 | |||
38 | #define is_digit(d) (((d) >= '0') && ((d)<='9')) |
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39 | #define is_lower(c) (((c) >= 'a') && ((c) <= 'z')) |
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40 | #define is_upper(c) (((c) >= 'A') && ((c) <= 'Z')) |
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41 | #define is_alpha(c) (is_lower(c) || is_upper(c)) |
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42 | #define is_alphanum(c) (is_alpha(c) || is_digit(c)) |
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43 | #define is_white(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r')) |
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44 | |||
518 | jermar | 45 | #define min(a,b) ((a)<(b)?(a):(b)) |
46 | #define max(a,b) ((a)>(b)?(a):(b)) |
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47 | |||
1070 | jermar | 48 | /** Return true if the interlvals overlap. */ |
49 | static inline int overlaps(__address s1, size_t sz1, __address s2, size_t sz2) |
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1063 | palkovsky | 50 | { |
51 | __address e1 = s1+sz1; |
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52 | __address e2 = s2+sz2; |
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53 | |||
54 | return s1 < e2 && s2 < e1; |
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55 | } |
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56 | /* Compute overlapping of physical addresses */ |
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57 | #define PA_overlaps(x,szx,y,szy) overlaps(KA2PA(x),szx,KA2PA(y), szy) |
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58 | |||
517 | jermar | 59 | #endif |
1702 | cejka | 60 | |
61 | /** @} |
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62 | */ |
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63 |