X-Git-Url: http://wagner.pp.ru/gitweb/?a=blobdiff_plain;f=gost_ameth.c;h=d53b89e89d577eab679b7602ec7e0d5158e21f76;hb=28314b3bcf3f6111a51b42c0168eaa30a938a40d;hp=66f89a562bc8cd834d277429e71a6db3a5691cb3;hpb=cf50e3aee85c81690a541314541b0a31149004e9;p=openssl-gost%2Fengine.git

diff --git a/gost_ameth.c b/gost_ameth.c
index 66f89a5..d53b89e 100644
--- a/gost_ameth.c
+++ b/gost_ameth.c
@@ -19,6 +19,8 @@
 #include "gost_lcl.h"
 #include "e_gost_err.h"
 
+#define PK_WRAP_PARAM "LEGACY_PK_WRAP"
+
 /*
  * Pack bignum into byte buffer of given size, filling all leading bytes by
  * zeros
@@ -179,7 +181,7 @@ static int gost_set_priv_key(EVP_PKEY *pkey, BIGNUM *priv)
             if (!EC_KEY_set_private_key(ec, priv))
                 return 0;
             if (!EVP_PKEY_missing_parameters(pkey))
-                gost_ec_compute_public(ec);
+                return gost_ec_compute_public(ec);
             break;
         }
     default:
@@ -415,10 +417,11 @@ static int priv_encode_gost(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk)
 {
     ASN1_OBJECT *algobj = OBJ_nid2obj(EVP_PKEY_base_id(pk));
     ASN1_STRING *params = encode_gost_algor_params(pk);
-    unsigned char /**priv_buf = NULL,*/ *buf = NULL;
-    int key_len = pkey_bits_gost(pk), /*priv_len = 0,*/ i = 0;
+    unsigned char *buf = NULL;
+    int key_len = pkey_bits_gost(pk), i = 0;
+    /* unmasked private key */
+    const char *pk_format = get_gost_engine_param(GOST_PARAM_PK_FORMAT);
 
-    /*ASN1_STRING *octet = NULL;*/
     if (!params) {
         return 0;
     }
@@ -440,18 +443,23 @@ static int priv_encode_gost(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk)
         buf[key_len - 1 - i] = tmp;
     }
 
-/*
-    octet = ASN1_STRING_new();
-    ASN1_OCTET_STRING_set(octet, buf, key_len);
+    if(pk_format != NULL && strcmp(pk_format, PK_WRAP_PARAM) == 0) {
+        ASN1_STRING *octet = NULL;
+        int priv_len = 0;
+        unsigned char *priv_buf = NULL;
 
-    priv_len = i2d_ASN1_OCTET_STRING(octet, &priv_buf);
-    ASN1_STRING_free(octet);
-    OPENSSL_free(buf);
+        octet = ASN1_STRING_new();
+        ASN1_OCTET_STRING_set(octet, buf, key_len);
+        priv_len = i2d_ASN1_OCTET_STRING(octet, &priv_buf);
+        ASN1_STRING_free(octet);
+        OPENSSL_free(buf);
+
+        return PKCS8_pkey_set0(p8, algobj, 0, V_ASN1_SEQUENCE, params,
+                           priv_buf, priv_len); 
+    }
 
     return PKCS8_pkey_set0(p8, algobj, 0, V_ASN1_SEQUENCE, params,
-                           priv_buf, priv_len); */
-    return PKCS8_pkey_set0(p8, algobj, 0, V_ASN1_SEQUENCE, params,
-                           buf, key_len); 
+                           buf, key_len);
 }
 
 /* --------- printing keys --------------------------------*/
@@ -641,11 +649,11 @@ static int pub_decode_gost_ec(EVP_PKEY *pk, X509_PUBKEY *pub)
     const unsigned char *pubkey_buf = NULL;
     unsigned char *databuf;
     ASN1_OBJECT *palgobj = NULL;
-    int pub_len, i, j;
+    int pub_len;
     EC_POINT *pub_key;
     BIGNUM *X, *Y;
     ASN1_OCTET_STRING *octet = NULL;
-    int len;
+    size_t len;
     const EC_GROUP *group;
 
     if (!X509_PUBKEY_get0_param(&palgobj, &pubkey_buf, &pub_len, &palg, pub))
@@ -665,9 +673,8 @@ static int pub_decode_gost_ec(EVP_PKEY *pk, X509_PUBKEY *pub)
         ASN1_OCTET_STRING_free(octet);
         return 0;
     }
-    for (i = 0, j = octet->length - 1; i < octet->length; i++, j--) {
-        databuf[j] = octet->data[i];
-    }
+
+		BUF_reverse(databuf, octet->data, octet->length);
     len = octet->length / 2;
     ASN1_OCTET_STRING_free(octet);
 
@@ -699,8 +706,8 @@ static int pub_encode_gost_ec(X509_PUBKEY *pub, const EVP_PKEY *pk)
     ASN1_OBJECT *algobj = NULL;
     ASN1_OCTET_STRING *octet = NULL;
     void *pval = NULL;
-    unsigned char *buf = NULL, *databuf = NULL, *sptr;
-    int i, j, data_len, ret = -1;
+    unsigned char *buf = NULL, *databuf = NULL;
+    int data_len, ret = -1;
     const EC_POINT *pub_key;
     BIGNUM *X = NULL, *Y = NULL, *order = NULL;
     const EC_KEY *ec = EVP_PKEY_get0((EVP_PKEY *)pk);
@@ -735,12 +742,11 @@ static int pub_encode_gost_ec(X509_PUBKEY *pub, const EVP_PKEY *pk)
         goto err;
     }
     data_len = 2 * BN_num_bytes(order);
-    databuf = OPENSSL_malloc(data_len);
+    databuf = OPENSSL_zalloc(data_len);
     if (databuf == NULL) {
         GOSTerr(GOST_F_PUB_ENCODE_GOST_EC, ERR_R_MALLOC_FAILURE);
         goto err;
     }
-    memset(databuf, 0, data_len);
 
     store_bignum(X, databuf + data_len / 2, data_len / 2);
     store_bignum(Y, databuf, data_len / 2);