x86[_64]cpuid.pl: add low-level RDSEED.

[openssl.git] / crypto / ecdsa / ecs_sign.c

diff --git a/crypto/ecdsa/ecs_sign.c b/crypto/ecdsa/ecs_sign.c
index c1d3e3bf3cb39e22cfb29020fe6a8135e0d0ede2..042b1565ecf1701702136962d0de5a13116f03bf 100644 (file)
--- a/crypto/ecdsa/ecs_sign.c
+++ b/crypto/ecdsa/ecs_sign.c
@@ -53,30 +53,54 @@
  *
  */
 
-#include "ecdsa.h"
+#include "ecs_locl.h"
+#ifndef OPENSSL_NO_ENGINE
 #include <openssl/engine.h>
+#endif
+#include <openssl/rand.h>
 
-ECDSA_SIG * ECDSA_do_sign(const unsigned char *dgst, int dlen, ECDSA *ecdsa)
+ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
 {
-       return ecdsa->meth->ecdsa_do_sign(dgst, dlen, ecdsa);
+       return ECDSA_do_sign_ex(dgst, dlen, NULL, NULL, eckey);
 }
 
-int ECDSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char *sig,
-            unsigned int *siglen, ECDSA *ecdsa)
+ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dlen,
+       const BIGNUM *kinv, const BIGNUM *rp, EC_KEY *eckey)
+{
+       ECDSA_DATA *ecdsa = ecdsa_check(eckey);
+       if (ecdsa == NULL)
+               return NULL;
+       return ecdsa->meth->ecdsa_do_sign(dgst, dlen, kinv, rp, eckey);
+}
+
+int ECDSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char 
+               *sig, unsigned int *siglen, EC_KEY *eckey)
+{
+       return ECDSA_sign_ex(type, dgst, dlen, sig, siglen, NULL, NULL, eckey);
+}
+
+int ECDSA_sign_ex(int type, const unsigned char *dgst, int dlen, unsigned char 
+       *sig, unsigned int *siglen, const BIGNUM *kinv, const BIGNUM *r, 
+       EC_KEY *eckey)
 {
        ECDSA_SIG *s;
-       s=ECDSA_do_sign(dgst,dlen,ecdsa);
+       RAND_seed(dgst, dlen);
+       s = ECDSA_do_sign_ex(dgst, dlen, kinv, r, eckey);
        if (s == NULL)
        {
                *siglen=0;
-               return(0);
+               return 0;
        }
-       *siglen=i2d_ECDSA_SIG(s,&sig);
+       *siglen = i2d_ECDSA_SIG(s, &sig);
        ECDSA_SIG_free(s);
-       return(1);
+       return 1;
 }
 
-int ECDSA_sign_setup(ECDSA *ecdsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
+int ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp, 
+               BIGNUM **rp)
 {
-       return ecdsa->meth->ecdsa_sign_setup(ecdsa, ctx_in, kinvp, rp);
+       ECDSA_DATA *ecdsa = ecdsa_check(eckey);
+       if (ecdsa == NULL)
+               return 0;
+       return ecdsa->meth->ecdsa_sign_setup(eckey, ctx_in, kinvp, rp);
 }