Explicitely setting cofactor

[openssl-gost/engine.git] / gost_lcl.h

diff --git a/gost_lcl.h b/gost_lcl.h
index 3cc15f73a4f1839634787f8c533da96263d2dd38..f9e93dd85347dbbf98404ff73e32c8f865430e6c 100644 (file)
--- a/gost_lcl.h
+++ b/gost_lcl.h
@@ -21,9 +21,11 @@
 /* Control commands */
 # define GOST_PARAM_CRYPT_PARAMS 0
 # define GOST_PARAM_PBE_PARAMS 1
-# define GOST_PARAM_MAX 1
+# define GOST_PARAM_PK_FORMAT 2
+# define GOST_PARAM_MAX 2
 # define GOST_CTRL_CRYPT_PARAMS (ENGINE_CMD_BASE+GOST_PARAM_CRYPT_PARAMS)
 # define GOST_CTRL_PBE_PARAMS   (ENGINE_CMD_BASE+GOST_PARAM_PBE_PARAMS)
+# define GOST_CTRL_PK_FORMAT   (ENGINE_CMD_BASE+GOST_PARAM_PK_FORMAT)
 
 typedef struct R3410_ec {
     int nid;
@@ -33,6 +35,7 @@ typedef struct R3410_ec {
     char *q;
     char *x;
     char *y;
+               char *cofactor;
 } R3410_ec_params;
 
 extern R3410_ec_params R3410_2001_paramset[],
@@ -205,10 +208,11 @@ extern struct gost_cipher_info gost_cipher_list[];
 /* Find encryption params from ASN1_OBJECT */
 const struct gost_cipher_info *get_encryption_params(ASN1_OBJECT *obj);
 /* Implementation of GOST 28147-89 cipher in CFB and CNT modes */
-extern EVP_CIPHER cipher_gost;
-extern EVP_CIPHER cipher_gost_cbc;
-extern EVP_CIPHER cipher_gost_cpacnt;
-extern EVP_CIPHER cipher_gost_cpcnt_12;
+const EVP_CIPHER *cipher_gost();
+const EVP_CIPHER *cipher_gost_cbc();
+const EVP_CIPHER *cipher_gost_cpacnt();
+const EVP_CIPHER *cipher_gost_cpcnt_12();
+void cipher_gost_destroy();
 # define EVP_MD_CTRL_KEY_LEN (EVP_MD_CTRL_ALG_CTRL+3)
 # define EVP_MD_CTRL_SET_KEY (EVP_MD_CTRL_ALG_CTRL+4)
 # define EVP_MD_CTRL_MAC_LEN (EVP_MD_CTRL_ALG_CTRL+5)
@@ -244,9 +248,7 @@ BIGNUM *hashsum2bn(const unsigned char *dgst, int len);
  * Store bignum in byte array of given length, prepending by zeros if
  * nesseccary
  */
-int store_bignum(BIGNUM *bn, unsigned char *buf, int len);
-/* Read bignum, which can have few MSB all-zeros    from buffer*/
-BIGNUM *getbnfrombuf(const unsigned char *buf, size_t len);
+int store_bignum(const BIGNUM *bn, unsigned char *buf, int len);
 /* Pack GOST R 34.10 signature according to CryptoPro rules */
 int pack_sign_cp(DSA_SIG *s, int order, unsigned char *sig, size_t *siglen);
 /* from ameth.c */