diff options
Diffstat (limited to 'lib/libssl/src/crypto/rand/rand_lib.c')
| -rw-r--r-- | lib/libssl/src/crypto/rand/rand_lib.c | 71 |
1 files changed, 70 insertions, 1 deletions
diff --git a/lib/libssl/src/crypto/rand/rand_lib.c b/lib/libssl/src/crypto/rand/rand_lib.c index 513e3389859..da6b4e0e862 100644 --- a/lib/libssl/src/crypto/rand/rand_lib.c +++ b/lib/libssl/src/crypto/rand/rand_lib.c @@ -60,15 +60,82 @@ #include <time.h> #include "cryptlib.h" #include <openssl/rand.h> +#include "rand_lcl.h" +#ifdef OPENSSL_FIPS +#include <openssl/fips.h> +#include <openssl/fips_rand.h> +#endif + #ifndef OPENSSL_NO_ENGINE #include <openssl/engine.h> #endif +static const RAND_METHOD *default_RAND_meth = NULL; + +#ifdef OPENSSL_FIPS + +static int fips_RAND_set_rand_method(const RAND_METHOD *meth, + const RAND_METHOD **pmeth) + { + *pmeth = meth; + return 1; + } + +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; + } + +static int (*RAND_set_rand_method_func)(const RAND_METHOD *meth, + const RAND_METHOD **pmeth) + = fips_RAND_set_rand_method; +static const RAND_METHOD *(*RAND_get_rand_method_func) + (const RAND_METHOD **pmeth) + = fips_RAND_get_rand_method; + +#ifndef OPENSSL_NO_ENGINE +void int_RAND_set_callbacks( + int (*set_rand_func)(const RAND_METHOD *meth, + const RAND_METHOD **pmeth), + const RAND_METHOD *(*get_rand_func) + (const RAND_METHOD **pmeth)) + { + RAND_set_rand_method_func = set_rand_func; + RAND_get_rand_method_func = get_rand_func; + } +#endif + +int RAND_set_rand_method(const RAND_METHOD *meth) + { + return RAND_set_rand_method_func(meth, &default_RAND_meth); + } + +const RAND_METHOD *RAND_get_rand_method(void) + { + return RAND_get_rand_method_func(&default_RAND_meth); + } + +#else + #ifndef OPENSSL_NO_ENGINE /* non-NULL if default_RAND_meth is ENGINE-provided */ static ENGINE *funct_ref =NULL; #endif -static const RAND_METHOD *default_RAND_meth = NULL; int RAND_set_rand_method(const RAND_METHOD *meth) { @@ -129,6 +196,8 @@ int RAND_set_rand_engine(ENGINE *engine) } #endif +#endif + void RAND_cleanup(void) { const RAND_METHOD *meth = RAND_get_rand_method(); |