const RAND_METHOD *RAND_get_rand_method(void)
{
#ifdef OPENSSL_FIPS
if(FIPS_mode()
&& default_RAND_meth != FIPS_rand_check())
{
RANDerr(RAND_F_RAND_GET_RAND_METHOD,RAND_R_NON_FIPS_METHOD);
return 0;
}
#endif
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;
}
const RAND_METHOD *eng_RAND_get_rand_method(const RAND_METHOD **pmeth)
{
if (!*pmeth)
{
ENGINE *e = ENGINE_get_default_RAND();
if(e)
{
*pmeth = ENGINE_get_RAND(e);
if(!*pmeth)
{
ENGINE_finish(e);
e = NULL;
}
}
if(e)
funct_ref = e;
else
if(FIPS_mode())
*pmeth=FIPS_rand_method();
else
*pmeth = RAND_SSLeay();
}
if(FIPS_mode()
&& *pmeth != FIPS_rand_check())
{
RANDerr(RAND_F_ENG_RAND_GET_RAND_METHOD,RAND_R_NON_FIPS_METHOD);
return 0;
}
return *pmeth;
}
static const RAND_METHOD *fips_RAND_get_rand_method(const RAND_METHOD **pmeth)
{
if (!*pmeth)
{
if(FIPS_mode())
*pmeth=FIPS_rand_method();
else
*pmeth = RAND_SSLeay();
}
if(FIPS_mode()
&& *pmeth != FIPS_rand_check())
{
RANDerr(RAND_F_FIPS_RAND_GET_RAND_METHOD,RAND_R_NON_FIPS_METHOD);
return 0;
}
return *pmeth;
}
