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  • Committer: Bazaar Package Importer
  • Author(s): Kurt Roeckx
  • Date: 2009-06-13 18:15:46 UTC
  • mto: (11.1.5 squeeze)
  • mto: This revision was merged to the branch mainline in revision 34.
  • Revision ID: james.westby@ubuntu.com-20090613181546-vbfntai3b009dl1u
Tags: upstream-0.9.8k
Import upstream version 0.9.8k

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crypto/rand/rand_lib.c
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#include <time.h>
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#include "cryptlib.h"
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#include <openssl/rand.h>
 
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#include "rand_lcl.h"
 
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#ifdef OPENSSL_FIPS
 
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#include <openssl/fips.h>
 
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#include <openssl/fips_rand.h>
 
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#endif
 
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#ifndef OPENSSL_NO_ENGINE
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#include <openssl/engine.h>
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#endif
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static const RAND_METHOD *default_RAND_meth = NULL;
 
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#ifdef OPENSSL_FIPS
 
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static int fips_RAND_set_rand_method(const RAND_METHOD *meth,
 
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                                        const RAND_METHOD **pmeth)
 
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        {
 
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        *pmeth = meth;
 
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        return 1;
 
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        }
 
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static const RAND_METHOD *fips_RAND_get_rand_method(const RAND_METHOD **pmeth)
 
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        {
 
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        if (!*pmeth)
 
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                {
 
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                if(FIPS_mode())
 
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                        *pmeth=FIPS_rand_method();
 
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                else
 
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                        *pmeth = RAND_SSLeay();
 
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                }
 
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        if(FIPS_mode()
 
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                && *pmeth != FIPS_rand_check())
 
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            {
 
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            RANDerr(RAND_F_FIPS_RAND_GET_RAND_METHOD,RAND_R_NON_FIPS_METHOD);
 
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            return 0;
 
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            }
 
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        return *pmeth;
 
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        }
 
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static int (*RAND_set_rand_method_func)(const RAND_METHOD *meth,
 
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                                                const RAND_METHOD **pmeth)
 
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        = fips_RAND_set_rand_method;
 
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static const RAND_METHOD *(*RAND_get_rand_method_func)
 
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                                                (const RAND_METHOD **pmeth)
 
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        = fips_RAND_get_rand_method;
 
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#ifndef OPENSSL_NO_ENGINE
 
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void int_RAND_set_callbacks(
 
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        int (*set_rand_func)(const RAND_METHOD *meth,
 
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                                                const RAND_METHOD **pmeth),
 
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        const RAND_METHOD *(*get_rand_func)
 
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                                                (const RAND_METHOD **pmeth))
 
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        {
 
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        RAND_set_rand_method_func = set_rand_func;
 
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        RAND_get_rand_method_func = get_rand_func;
 
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        }
 
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#endif
 
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int RAND_set_rand_method(const RAND_METHOD *meth)
 
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        {
 
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        return RAND_set_rand_method_func(meth, &default_RAND_meth);
 
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        }
 
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const RAND_METHOD *RAND_get_rand_method(void)
 
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        {
 
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        return RAND_get_rand_method_func(&default_RAND_meth);
 
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        }
 
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#else
 
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#ifndef OPENSSL_NO_ENGINE
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/* non-NULL if default_RAND_meth is ENGINE-provided */
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static ENGINE *funct_ref =NULL;
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#endif
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static const RAND_METHOD *default_RAND_meth = NULL;
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int RAND_set_rand_method(const RAND_METHOD *meth)
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        {
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        }
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#endif
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#endif
 
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void RAND_cleanup(void)
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        {
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        const RAND_METHOD *meth = RAND_get_rand_method();