Mercurial > dropbear
annotate libtomcrypt/src/headers/tomcrypt_argchk.h @ 1053:fd3712d1ff7f
Better failure handling
author | Matt Johnston <matt@ucc.asn.au> |
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date | Sat, 28 Feb 2015 23:49:39 +0800 (2015-02-28) |
parents | 38d2f6b2d1b8 |
children | f849a5ca2efc |
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1 /* Defines the LTC_ARGCHK macro used within the library */ |
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2 /* ARGTYPE is defined in mycrypt_cfg.h */ |
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3 #if ARGTYPE == 0 |
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4 |
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5 #include <signal.h> |
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6 |
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7 /* portability macros for compiler-specific code attributes */ |
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8 #ifdef __GNUC__ |
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9 #define ATTRIB_NORETURN __attribute__((noreturn)) |
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10 #else |
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11 #define ATTRIB_NORETURN |
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12 #endif |
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13 |
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14 |
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15 /* this is the default LibTomCrypt macro */ |
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16 void crypt_argchk(char *v, char *s, int d) ATTRIB_NORETURN; |
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17 #define LTC_ARGCHK(x) if (!(x)) { crypt_argchk(#x, __FILE__, __LINE__); } |
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18 #define LTC_ARGCHKVD(x) LTC_ARGCHK(x) |
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19 |
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20 #elif ARGTYPE == 1 |
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21 |
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22 /* fatal type of error */ |
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23 #define LTC_ARGCHK(x) assert((x)) |
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24 #define LTC_ARGCHKVD(x) LTC_ARGCHK(x) |
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25 |
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26 #elif ARGTYPE == 2 |
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27 |
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28 #define LTC_ARGCHK(x) if (!(x)) { fprintf(stderr, "\nwarning: ARGCHK failed at %s:%d\n", __FILE__, __LINE__); } |
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29 #define LTC_ARGCHKVD(x) LTC_ARGCHK(x) |
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30 |
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31 #elif ARGTYPE == 3 |
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32 |
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33 #define LTC_ARGCHK(x) |
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34 #define LTC_ARGCHKVD(x) LTC_ARGCHK(x) |
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35 |
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36 #elif ARGTYPE == 4 |
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37 |
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38 #define LTC_ARGCHK(x) if (!(x)) return CRYPT_INVALID_ARG; |
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39 #define LTC_ARGCHKVD(x) if (!(x)) return; |
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40 |
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41 #endif |
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42 |
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43 |
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44 /* $Source: /cvs/libtom/libtomcrypt/src/headers/tomcrypt_argchk.h,v $ */ |
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45 /* $Revision: 1.5 $ */ |
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46 /* $Date: 2006/08/27 20:50:21 $ */ |