diff -r 000000000000 -r bde4ae8d615e os/ossrv/ssl/libcrypto/src/crypto/rand/rand_lib.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/ossrv/ssl/libcrypto/src/crypto/rand/rand_lib.c Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,190 @@ +/* crypto/rand/rand_lib.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ +/* + © Portions copyright (c) 2006 Nokia Corporation. All rights reserved. + */ + + +#include +#include +#include "cryptlib.h" +#include +#ifndef OPENSSL_NO_ENGINE +#include +#endif +#if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__))) +#include "libcrypto_wsd_macros.h" +#include "libcrypto_wsd.h" +#endif + + +#ifndef OPENSSL_NO_ENGINE +/* non-NULL if default_RAND_meth is ENGINE-provided */ +static ENGINE *funct_ref =NULL; +#endif +#ifndef EMULATOR +static const RAND_METHOD *default_RAND_meth = NULL; +#else +GET_STATIC_VAR_FROM_TLS(default_RAND_meth,rand_lib,const RAND_METHOD *) +#define default_RAND_meth (*GET_WSD_VAR_NAME(default_RAND_meth,rand_lib, s)()) +#endif + +EXPORT_C int RAND_set_rand_method(const RAND_METHOD *meth) + { +#ifndef OPENSSL_NO_ENGINE + if(funct_ref) + { + ENGINE_finish(funct_ref); + funct_ref = NULL; + } +#endif + default_RAND_meth = meth; + return 1; + } + +EXPORT_C const RAND_METHOD *RAND_get_rand_method(void) + { + if (!default_RAND_meth) + { +#ifndef OPENSSL_NO_ENGINE + ENGINE *e = ENGINE_get_default_RAND(); + if(e) + { + default_RAND_meth = ENGINE_get_RAND(e); + if(!default_RAND_meth) + { + ENGINE_finish(e); + e = NULL; + } + } + if(e) + funct_ref = e; + else +#endif + default_RAND_meth = RAND_SSLeay(); + } + return default_RAND_meth; + } + +#ifndef OPENSSL_NO_ENGINE +EXPORT_C int RAND_set_rand_engine(ENGINE *engine) + { + const RAND_METHOD *tmp_meth = NULL; + if(engine) + { + if(!ENGINE_init(engine)) + return 0; + tmp_meth = ENGINE_get_RAND(engine); + if(!tmp_meth) + { + ENGINE_finish(engine); + return 0; + } + } + /* This function releases any prior ENGINE so call it first */ + RAND_set_rand_method(tmp_meth); + funct_ref = engine; + return 1; + } +#endif + +EXPORT_C void RAND_cleanup(void) + { + const RAND_METHOD *meth = RAND_get_rand_method(); + if (meth && meth->cleanup) + meth->cleanup(); + RAND_set_rand_method(NULL); + } + +EXPORT_C void RAND_seed(const void *buf, int num) + { + const RAND_METHOD *meth = RAND_get_rand_method(); + if (meth && meth->seed) + meth->seed(buf,num); + } + +EXPORT_C void RAND_add(const void *buf, int num, double entropy) + { + const RAND_METHOD *meth = RAND_get_rand_method(); + if (meth && meth->add) + meth->add(buf,num,entropy); + } + +EXPORT_C int RAND_bytes(unsigned char *buf, int num) + { + const RAND_METHOD *meth = RAND_get_rand_method(); + if (meth && meth->bytes) + return meth->bytes(buf,num); + return(-1); + } + +EXPORT_C int RAND_pseudo_bytes(unsigned char *buf, int num) + { + const RAND_METHOD *meth = RAND_get_rand_method(); + if (meth && meth->pseudorand) + return meth->pseudorand(buf,num); + return(-1); + } + +EXPORT_C int RAND_status(void) + { + const RAND_METHOD *meth = RAND_get_rand_method(); + if (meth && meth->status) + return meth->status(); + return 0; + }