#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;
-static const RAND_METHOD *default_RAND_meth = NULL;
+#endif
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;
}
{
if (!default_RAND_meth)
{
+#ifndef OPENSSL_NO_ENGINE
ENGINE *e = ENGINE_get_default_RAND();
if(e)
{
if(e)
funct_ref = e;
else
+#endif
default_RAND_meth = RAND_SSLeay();
}
return default_RAND_meth;
}
+#ifndef OPENSSL_NO_ENGINE
int RAND_set_rand_engine(ENGINE *engine)
{
const RAND_METHOD *tmp_meth = NULL;
funct_ref = engine;
return 1;
}
+#endif
+
+#endif
void RAND_cleanup(void)
{