Mercurial > projects > pwm
annotate compat/asprintf.h @ 33:fa93d2ff9c62
Prevent potential division by zero
Add safeguard ensuring that there is at least one possible character to
generate passwords from in order to exclude the possibility of a division by
zero error in rand_uniform.
author | Guido Berhoerster <guido+pwm@berhoerster.name> |
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date | Tue, 30 Jul 2019 20:38:08 +0200 |
parents | a7e41e1a79c8 |
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1 /* |
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2 * Copyright (C) 2015 Guido Berhoerster <guido+pwm@berhoerster.name> |
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3 * |
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4 * Permission is hereby granted, free of charge, to any person obtaining |
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5 * a copy of this software and associated documentation files (the |
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6 * "Software"), to deal in the Software without restriction, including |
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7 * without limitation the rights to use, copy, modify, merge, publish, |
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8 * distribute, sublicense, and/or sell copies of the Software, and to |
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9 * permit persons to whom the Software is furnished to do so, subject to |
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10 * the following conditions: |
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11 * |
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12 * The above copyright notice and this permission notice shall be included |
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13 * in all copies or substantial portions of the Software. |
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14 * |
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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22 */ |
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23 |
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24 #ifndef ASPRINTF_H |
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25 #define ASPRINTF_H |
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26 |
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27 #include <stdarg.h> |
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28 |
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29 int asprintf(char **, const char *, ...); |
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30 int vasprintf(char **, const char *, va_list); |
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31 |
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32 #endif /* !ASPRINTF_H */ |