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annotate libtommath/bn_error.c @ 1663:c795520269f9

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Fallback for key gen without hard link support (#89) Add a non-atomic fallback for key generation on platforms where link() is not permitted (such as most stock Android installs) or on filesystems without hard link support (such as FAT).
author Matt Robinson <git@nerdoftheherd.com>
date Sat, 14 Mar 2020 14:37:35 +0000
parents f52919ffd3b1
children
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1 #include "tommath_private.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 * SPDX-License-Identifier: Unlicense
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13 */
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14
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15 static const struct {
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16 int code;
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17 const char *msg;
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18 } msgs[] = {
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19 { MP_OKAY, "Successful" },
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20 { MP_MEM, "Out of heap" },
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21 { MP_VAL, "Value out of range" }
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22 };
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24 /* return a char * string for a given code */
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25 const char *mp_error_to_string(int code)
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26 {
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27 size_t x;
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29 /* scan the lookup table for the given message */
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30 for (x = 0; x < (sizeof(msgs) / sizeof(msgs[0])); x++) {
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31 if (msgs[x].code == code) {
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32 return msgs[x].msg;
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33 }
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34 }
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36 /* generic reply for invalid code */
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37 return "Invalid error code";
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38 }
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40 #endif
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42 /* ref: HEAD -> master, tag: v1.1.0 */
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43 /* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */
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44 /* commit time: 2019-01-28 20:32:32 +0100 */