Mercurial > trustbridge > nss-cmake-static

annotate nss/lib/freebl/sysrand.c @ 0:1e5118fa0cb1

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This is NSS with a Cmake Buildsyste To compile a static NSS library for Windows we've used the Chromium-NSS fork and added a Cmake buildsystem to compile it statically for Windows. See README.chromium for chromium changes and README.trustbridge for our modifications.
author Andre Heinecke <andre.heinecke@intevation.de>
date Mon, 28 Jul 2014 10:47:06 +0200
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1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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1 /* This Source Code Form is subject to the terms of the Mozilla Public
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2 * License, v. 2.0. If a copy of the MPL was not distributed with this
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3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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4
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5 #ifdef FREEBL_NO_DEPEND
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6 #include "stubs.h"
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7 #endif
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8
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9 #include "seccomon.h"
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10
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11 #ifndef XP_WIN
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12 static size_t rng_systemFromNoise(unsigned char *dest, size_t maxLen);
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13 #endif
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14
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15 #if defined(XP_UNIX) || defined(XP_BEOS)
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16 #include "unix_rand.c"
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17 #endif
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18 #ifdef XP_WIN
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19 #include "win_rand.c"
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20 #endif
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21 #ifdef XP_OS2
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22 #include "os2_rand.c"
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23 #endif
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24
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25 #ifndef XP_WIN
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26 /*
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27 * Normal RNG_SystemRNG() isn't available, use the system noise to collect
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28 * the required amount of entropy.
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29 */
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30 static size_t
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31 rng_systemFromNoise(unsigned char *dest, size_t maxLen)
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32 {
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33 size_t retBytes = maxLen;
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34
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35 while (maxLen) {
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36 size_t nbytes = RNG_GetNoise(dest, maxLen);
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37
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38 PORT_Assert(nbytes != 0);
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39
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40 dest += nbytes;
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41 maxLen -= nbytes;
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42
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43 /* some hw op to try to introduce more entropy into the next
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44 * RNG_GetNoise call */
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45 rng_systemJitter();
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46 }
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47 return retBytes;
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48 }
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49 #endif
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