Mercurial > dropbear

annotate libtommath/bn_error.c @ 375:8d149b812669 channel-fix

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- Add some extra tracing. - Be clearer about errfd be used for read versus write with ERRFD_IS_READ and ERRFD_IS_WRITE macros
author Matt Johnston <matt@ucc.asn.au>
date Tue, 05 Dec 2006 14:42:03 +0000
parents eed26cff980b
children 5ff8218bcee9
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1 #include <tommath.h>
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2 #ifdef BN_ERROR_C
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3 /* LibTomMath, multiple-precision integer library -- Tom St Denis
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4 *
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5 * LibTomMath is a library that provides multiple-precision
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6 * integer arithmetic as well as number theoretic functionality.
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7 *
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8 * The library was designed directly after the MPI library by
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9 * Michael Fromberger but has been written from scratch with
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10 * additional optimizations in place.
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11 *
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12 * The library is free for all purposes without any express
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13 * guarantee it works.
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14 *
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15 * Tom St Denis, [email protected], http://math.libtomcrypt.org
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16 */
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18 static const struct {
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19 int code;
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20 char *msg;
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21 } msgs[] = {
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22 { MP_OKAY, "Successful" },
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23 { MP_MEM, "Out of heap" },
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24 { MP_VAL, "Value out of range" }
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25 };
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27 /* return a char * string for a given code */
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28 char *mp_error_to_string(int code)
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29 {
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30 int x;
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32 /* scan the lookup table for the given message */
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33 for (x = 0; x < (int)(sizeof(msgs) / sizeof(msgs[0])); x++) {
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34 if (msgs[x].code == code) {
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35 return msgs[x].msg;
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36 }
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37 }
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39 /* generic reply for invalid code */
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40 return "Invalid error code";
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41 }
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43 #endif