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1 /*
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2 lib.c : Initialize the library functions
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3
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4 Copyright (c) 2001-2002 Timo Sirainen
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5
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6 Permission is hereby granted, free of charge, to any person obtaining
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7 a copy of this software and associated documentation files (the
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8 "Software"), to deal in the Software without restriction, including
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9 without limitation the rights to use, copy, modify, merge, publish,
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10 distribute, sublicense, and/or sell copies of the Software, and to
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11 permit persons to whom the Software is furnished to do so, subject to
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12 the following conditions:
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13
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14 The above copyright notice and this permission notice shall be
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15 included in all copies or substantial portions of the Software.
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16
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17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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18 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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19 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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20 IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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21 CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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22 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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23 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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24 */
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25
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26 #include "lib.h"
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27
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28 #include <stdlib.h>
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29 #include <time.h>
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30
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31 unsigned int nearest_power(unsigned int num)
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32 {
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33 unsigned int n = 1;
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34
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35 i_assert(num <= (unsigned int) (1 << (BITS_IN_UINT-1)));
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36
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37 while (n < num) n <<= 1;
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38 return n;
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39 }
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40
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41 void lib_init(void)
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42 {
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43 /* standard way to get rand() return different values. */
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44 srand((unsigned int) time(NULL));
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45
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46 failures_init();
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47 temp_mempool_init();
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48 imem_init();
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49 }
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50
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51 void lib_deinit(void)
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52 {
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53 imem_deinit();
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54 temp_mempool_deinit();
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55 failures_deinit();
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56 }
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