The Tor Browser: nsprpub/pr/src/misc/prrng.c@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "primpl.h"

     8 /*

     9  * We were not including <string.h> in optimized builds.  On AIX this

    10  * caused libnspr4.so to export memcpy and some binaries linked with

    11  * libnspr4.so resolved their memcpy references with libnspr4.so.  To

    12  * be backward compatible with old libnspr4.so binaries, we do not

    13  * include <string.h> in optimized builds for AIX.  (bug 200561)

    14  */

    15 #if !(defined(AIX) && !defined(DEBUG))

    16 #include <string.h>

    17 #endif

    19 PRSize _pr_CopyLowBits(

    20     void *dst,

    21     PRSize dstlen,

    22     void *src,

    23     PRSize srclen )

    24 {

    25     if (srclen <= dstlen) {

    26     	memcpy(dst, src, srclen);

    27 	    return srclen;

    28     }

    29 #if defined IS_BIG_ENDIAN

    30     memcpy(dst, (char*)src + (srclen - dstlen), dstlen);

    31 #else

    32     memcpy(dst, src, dstlen);

    33 #endif

    34     return dstlen;

    35 }

    37 PR_IMPLEMENT(PRSize) PR_GetRandomNoise(

    38     void    *buf,

    39     PRSize  size

    40 )

    41 {

    42     return( _PR_MD_GET_RANDOM_NOISE( buf, size ));

    43 } /* end PR_GetRandomNoise() */

    44 /* end prrng.c */

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