X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fdsa%2Fdsa_sign.c;h=c3cc3642cea83199249a1253624dd6b2a9343938;hb=752c1a0ce952eb21b5c1e90a7529f52b819b8b2b;hp=17555e589275eabbabab7c604d507f608b8b6d7f;hpb=1a3914fe0cb3f1bcfeb7e80bbcb72bc7f279892d;p=oweals%2Fopenssl.git

diff --git a/crypto/dsa/dsa_sign.c b/crypto/dsa/dsa_sign.c
index 17555e5892..c3cc3642ce 100644
--- a/crypto/dsa/dsa_sign.c
+++ b/crypto/dsa/dsa_sign.c
@@ -61,30 +61,54 @@
 #include "cryptlib.h"
 #include <openssl/dsa.h>
 #include <openssl/rand.h>
+#include <openssl/bn.h>
 
 DSA_SIG * DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
 	{
+#ifdef OPENSSL_FIPS
+	if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
+			&& !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW))
+		{
+		DSAerr(DSA_F_DSA_DO_SIGN, DSA_R_NON_FIPS_DSA_METHOD);
+		return NULL;
+		}
+#endif
 	return dsa->meth->dsa_do_sign(dgst, dlen, dsa);
 	}
 
-int DSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char *sig,
-	     unsigned int *siglen, DSA *dsa)
+int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
 	{
-	DSA_SIG *s;
-	RAND_seed(dgst, dlen);
-	s=DSA_do_sign(dgst,dlen,dsa);
-	if (s == NULL)
+#ifdef OPENSSL_FIPS
+	if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
+			&& !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW))
 		{
-		*siglen=0;
-		return(0);
+		DSAerr(DSA_F_DSA_SIGN_SETUP, DSA_R_NON_FIPS_DSA_METHOD);
+		return 0;
 		}
-	*siglen=i2d_DSA_SIG(s,&sig);
-	DSA_SIG_free(s);
-	return(1);
+#endif
+	return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp);
 	}
 
-int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
+DSA_SIG *DSA_SIG_new(void)
 	{
-	return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp);
+	DSA_SIG *sig;
+	sig = OPENSSL_malloc(sizeof(DSA_SIG));
+	if (!sig)
+		return NULL;
+	sig->r = NULL;
+	sig->s = NULL;
+	return sig;
+	}
+
+void DSA_SIG_free(DSA_SIG *sig)
+	{
+	if (sig)
+		{
+		if (sig->r)
+			BN_free(sig->r);
+		if (sig->s)
+			BN_free(sig->s);
+		OPENSSL_free(sig);
+		}
 	}