X-Git-Url: http://wagner.pp.ru/gitweb/?a=blobdiff_plain;f=gost_ec_sign.c;h=ba12783959e36ec31b1ea1c98da1678c78ed30df;hb=d370b91c2fa5a5e81ce7a3ab710349f14dd9ed9e;hp=e1cfbf5d32b4a4199f93ce1f4bbd5b3ad02eb264;hpb=12be7c21781eba9f7a37762e7e307571225c6c47;p=openssl-gost%2Fengine.git

diff --git a/gost_ec_sign.c b/gost_ec_sign.c
index e1cfbf5..ba12783 100644
--- a/gost_ec_sign.c
+++ b/gost_ec_sign.c
@@ -16,7 +16,7 @@
 extern
 void dump_signature(const char *message, const unsigned char *buffer,
                     size_t len);
-void dump_dsa_sig(const char *message, DSA_SIG *sig);
+void dump_dsa_sig(const char *message, ECDSA_SIG *sig);
 #else
 
 # define dump_signature(a,b,c)
@@ -42,6 +42,18 @@ static R3410_ec_params *gost_nid2params(int nid)
 {
     R3410_ec_params *params;
 
+    /* Map tc26-2012 256-bit parameters to cp-2001 parameters */
+    switch (nid) {
+	case NID_id_tc26_gost_3410_2012_256_paramSetB:
+	    nid = NID_id_GostR3410_2001_CryptoPro_A_ParamSet;
+	    break;
+	case NID_id_tc26_gost_3410_2012_256_paramSetC:
+	    nid = NID_id_GostR3410_2001_CryptoPro_B_ParamSet;
+	    break;
+	case NID_id_tc26_gost_3410_2012_256_paramSetD:
+	    nid = NID_id_GostR3410_2001_CryptoPro_C_ParamSet;
+    }
+
     /* Search nid in 2012 paramset */
     params = R3410_2012_512_paramset;
     while (params->nid != NID_undef) {
@@ -124,7 +136,7 @@ int fill_GOST_EC_params(EC_KEY *eckey, int nid)
 
     if (!BN_hex2bn(&x, params->x)
         || !BN_hex2bn(&y, params->y)
-        || !EC_POINT_set_affine_coordinates_GFp(grp, P, x, y, ctx)
+        || !EC_POINT_set_affine_coordinates(grp, P, x, y, ctx)
         || !BN_hex2bn(&q, params->q)) {
         GOSTerr(GOST_F_FILL_GOST_EC_PARAMS, ERR_R_INTERNAL_ERROR);
         goto end;
@@ -151,12 +163,12 @@ int fill_GOST_EC_params(EC_KEY *eckey, int nid)
 }
 
 /*
- * Computes gost_ec signature as DSA_SIG structure
+ * Computes gost_ec signature as ECDSA_SIG structure
  *
  */
-DSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
+ECDSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
 {
-    DSA_SIG *newsig = NULL, *ret = NULL;
+    ECDSA_SIG *newsig = NULL, *ret = NULL;
     BIGNUM *md = NULL;
     BIGNUM *order = NULL;
     const EC_GROUP *group;
@@ -179,7 +191,7 @@ DSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
     BN_CTX_start(ctx);
     OPENSSL_assert(dlen == 32 || dlen == 64);
     md = hashsum2bn(dgst, dlen);
-    newsig = DSA_SIG_new();
+    newsig = ECDSA_SIG_new();
     if (!newsig || !md) {
         GOSTerr(GOST_F_GOST_EC_SIGN, ERR_R_MALLOC_FAILURE);
         goto err;
@@ -247,7 +259,7 @@ DSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
                 GOSTerr(GOST_F_GOST_EC_SIGN, ERR_R_MALLOC_FAILURE);
                 goto err;
             }
-            if (!EC_POINT_get_affine_coordinates_GFp(group, C, X, NULL, ctx)) {
+            if (!EC_POINT_get_affine_coordinates(group, C, X, NULL, ctx)) {
                 GOSTerr(GOST_F_GOST_EC_SIGN, ERR_R_EC_LIB);
                 goto err;
             }
@@ -285,7 +297,7 @@ DSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
         GOSTerr(GOST_F_GOST_EC_SIGN, ERR_R_MALLOC_FAILURE);
         goto err;
     }
-    DSA_SIG_set0(newsig, new_r, new_s);
+    ECDSA_SIG_set0(newsig, new_r, new_s);
 
     ret = newsig;
  err:
@@ -296,7 +308,7 @@ DSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
     if (md)
         BN_free(md);
     if (!ret && newsig) {
-        DSA_SIG_free(newsig);
+        ECDSA_SIG_free(newsig);
     }
     return ret;
 }
@@ -306,7 +318,7 @@ DSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
  *
  */
 int gost_ec_verify(const unsigned char *dgst, int dgst_len,
-                   DSA_SIG *sig, EC_KEY *ec)
+                   ECDSA_SIG *sig, EC_KEY *ec)
 {
     BN_CTX *ctx;
     const EC_GROUP *group = (ec) ? EC_KEY_get0_group(ec) : NULL;
@@ -345,7 +357,7 @@ int gost_ec_verify(const unsigned char *dgst, int dgst_len,
         goto err;
     }
 
-    DSA_SIG_get0(sig, &sig_r, &sig_s);
+    ECDSA_SIG_get0(sig, &sig_r, &sig_s);
 
     if (BN_is_zero(sig_s) || BN_is_zero(sig_r) ||
         (BN_cmp(sig_s, order) >= 1) || (BN_cmp(sig_r, order) >= 1)) {
@@ -394,7 +406,7 @@ int gost_ec_verify(const unsigned char *dgst, int dgst_len,
         GOSTerr(GOST_F_GOST_EC_VERIFY, ERR_R_EC_LIB);
         goto err;
     }
-    if (!EC_POINT_get_affine_coordinates_GFp(group, C, X, NULL, ctx)) {
+    if (!EC_POINT_get_affine_coordinates(group, C, X, NULL, ctx)) {
         GOSTerr(GOST_F_GOST_EC_VERIFY, ERR_R_EC_LIB);
         goto err;
     }