Allow key creation using TC26 (2012) parameters

[openssl-gost/engine.git] / gost_pmeth.c

diff --git a/gost_pmeth.c b/gost_pmeth.c
index 2f3d7119b7b6e19c12a194021822ceed5039b691..41bda944cd6176db841973e263565959461de882 100644 (file)
--- a/gost_pmeth.c
+++ b/gost_pmeth.c
@@ -208,6 +208,25 @@ static int pkey_gost_ec_ctrl_str_256(EVP_PKEY_CTX *ctx,
             default:
                 return 0;
             }
+       } else if ((strlen(value) == 3)
+           && (toupper((unsigned char)value[0]) == 'T')
+           && (toupper((unsigned char)value[1]) == 'C')) {
+            switch (toupper((unsigned char)value[2])) {
+            case 'A':
+                param_nid = NID_id_tc26_gost_3410_2012_256_paramSetA;
+                break;
+            case 'B':
+                param_nid = NID_id_tc26_gost_3410_2012_256_paramSetB;
+                break;
+            case 'C':
+                param_nid = NID_id_tc26_gost_3410_2012_256_paramSetC;
+                break;
+            case 'D':
+                param_nid = NID_id_tc26_gost_3410_2012_256_paramSetD;
+                break;
+            default:
+                return 0;
+            }
         } else {
             R3410_ec_params *p = R3410_2001_paramset;
             param_nid = OBJ_txt2nid(value);
@@ -252,6 +271,10 @@ static int pkey_gost_ec_ctrl_str_512(EVP_PKEY_CTX *ctx,
             param_nid = NID_id_tc26_gost_3410_2012_512_paramSetB;
             break;
 
+        case 'C':
+            param_nid = NID_id_tc26_gost_3410_2012_512_paramSetC;
+            break;
+
         default:
             return 0;
         }
@@ -320,6 +343,7 @@ static int pkey_gost2012_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
     switch (data->sign_param_nid) {
     case NID_id_tc26_gost_3410_2012_512_paramSetA:
     case NID_id_tc26_gost_3410_2012_512_paramSetB:
+    case NID_id_tc26_gost_3410_2012_512_paramSetC:
         result =
             (EVP_PKEY_assign(pkey, NID_id_GostR3410_2012_512, ec)) ? 1 : 0;
         break;
@@ -330,6 +354,10 @@ static int pkey_gost2012_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
     case NID_id_GostR3410_2001_CryptoPro_XchA_ParamSet:
     case NID_id_GostR3410_2001_CryptoPro_XchB_ParamSet:
     case NID_id_GostR3410_2001_TestParamSet:
+    case NID_id_tc26_gost_3410_2012_256_paramSetA:
+    case NID_id_tc26_gost_3410_2012_256_paramSetB:
+    case NID_id_tc26_gost_3410_2012_256_paramSetC:
+    case NID_id_tc26_gost_3410_2012_256_paramSetD:
         result =
             (EVP_PKEY_assign(pkey, NID_id_GostR3410_2012_256, ec)) ? 1 : 0;
         break;
@@ -448,9 +476,9 @@ static int pkey_gost_ec_cp_verify(EVP_PKEY_CTX *ctx, const unsigned char *sig,
         return 0;
 #ifdef DEBUG_SIGN
     fprintf(stderr, "R=");
-    BN_print_fp(stderr, s->r);
+    BN_print_fp(stderr, ECDSA_SIG_get0_r(s));
     fprintf(stderr, "\nS=");
-    BN_print_fp(stderr, s->s);
+    BN_print_fp(stderr, ECDSA_SIG_get0_s(s));
     fprintf(stderr, "\n");
 #endif
     if (pub_key)