X-Git-Url: http://wagner.pp.ru/gitweb/?a=blobdiff_plain;f=gost_lcl.h;h=58ac94d8921bee24b06a59d95282b31e969a32d9;hb=25729ddc501fecd873943450dec45e15d885c20f;hp=27fe0e761adc92456db56713d17fc15f3a49f316;hpb=02f99b2e3b46f4ff44fd5420487551d5a447c2ad;p=openssl-gost%2Fengine.git diff --git a/gost_lcl.h b/gost_lcl.h index 27fe0e7..58ac94d 100644 --- a/gost_lcl.h +++ b/gost_lcl.h @@ -20,10 +20,14 @@ # include "gosthash.h" /* Control commands */ # define GOST_PARAM_CRYPT_PARAMS 0 -# define GOST_PARAM_MAX 0 +# define GOST_PARAM_PBE_PARAMS 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_2001 { +typedef struct R3410_ec { int nid; char *a; char *b; @@ -31,9 +35,10 @@ typedef struct R3410_2001 { char *q; char *x; char *y; -} R3410_2001_params; +} R3410_ec_params; -extern R3410_2001_params R3410_2001_paramset[]; +extern R3410_ec_params R3410_2001_paramset[], + *R3410_2012_256_paramset, R3410_2012_512_paramset[]; extern const ENGINE_CMD_DEFN gost_cmds[]; int gost_control_func(ENGINE *e, int cmd, long i, void *p, void (*f) (void)); @@ -54,7 +59,9 @@ int register_pmeth_gost(int id, EVP_PKEY_METHOD **pmeth, int flags); /* For GOST 28147 MAC */ # define key_ctrl_string "key" # define hexkey_ctrl_string "hexkey" +# define maclen_ctrl_string "size" # define EVP_PKEY_CTRL_GOST_MAC_HEXKEY (EVP_PKEY_ALG_CTRL+3) +# define EVP_PKEY_CTRL_MAC_LEN (EVP_PKEY_ALG_CTRL+5) /* Pmeth internal representation */ struct gost_pmeth_data { int sign_param_nid; /* Should be set whenever parameters are @@ -65,10 +72,18 @@ struct gost_pmeth_data { }; struct gost_mac_pmeth_data { - int key_set; + short int key_set; + short int mac_size; + int mac_param_nid; EVP_MD *md; unsigned char key[32]; }; + +struct gost_mac_key { + int mac_param_nid; + unsigned char key[32]; + short int mac_size; +}; /* GOST-specific ASN1 structures */ typedef struct { @@ -129,23 +144,44 @@ typedef struct { } GOST_CIPHER_PARAMS; DECLARE_ASN1_FUNCTIONS(GOST_CIPHER_PARAMS) + +typedef struct { + ASN1_OCTET_STRING *masked_priv_key; + ASN1_OCTET_STRING *public_key; +} MASKED_GOST_KEY; + +DECLARE_ASN1_FUNCTIONS(MASKED_GOST_KEY) + /*============== Message digest and cipher related structures ==========*/ - /* - * Structure used as EVP_MD_CTX-md_data. It allows to avoid storing - * in the md-data pointers to dynamically allocated memory. I - * cannot invent better way to avoid memory leaks, because openssl - * insist on invoking Init on Final-ed digests, and there is no - * reliable way to find out whether pointer in the passed md_data is - * valid or not. - */ + /* + * Structure used as EVP_MD_CTX-md_data. It allows to avoid storing + * in the md-data pointers to dynamically allocated memory. I + * cannot invent better way to avoid memory leaks, because openssl + * insist on invoking Init on Final-ed digests, and there is no + * reliable way to find out whether pointer in the passed md_data is + * valid or not. + */ struct ossl_gost_digest_ctx { gost_hash_ctx dctx; gost_ctx cctx; }; /* EVP_MD structure for GOST R 34.11 */ -extern EVP_MD digest_gost; +EVP_MD *digest_gost(void); +void digest_gost_destroy(void); +/* EVP MD structure for GOST R 34.11-2012 algorithms */ +EVP_MD *digest_gost2012_256(void); +EVP_MD *digest_gost2012_512(void); +void digest_gost2012_256_destroy(void); +void digest_gost2012_512_destroy(void); /* EVP_MD structure for GOST 28147 in MAC mode */ -extern EVP_MD imit_gost_cpa; +EVP_MD *imit_gost_cpa(void); +void imit_gost_cpa_destroy(void); +EVP_MD *imit_gost_cp_12(void); +void imit_gost_cp_12_destroy(void); +EVP_MD *magma_omac(void); +void magma_omac_destroy(void); +EVP_MD *grasshopper_omac(void); +void grasshopper_omac_destroy(void); /* Cipher context used for EVP_CIPHER operation */ struct ossl_gost_cipher_ctx { int paramNID; @@ -168,57 +204,57 @@ struct ossl_gost_imit_ctx { int key_meshing; int bytes_left; int key_set; + int dgst_size; }; /* Table which maps parameter NID to S-blocks */ 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_cpacnt; +const EVP_CIPHER *cipher_gost(); +const EVP_CIPHER *cipher_gost_cbc(); +const EVP_CIPHER *cipher_gost_cpacnt(); +const EVP_CIPHER *cipher_gost_cpcnt_12(); +const EVP_CIPHER *cipher_magma_cbc(); +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) /* EVP_PKEY_METHOD key encryption callbacks */ -/* From gost2001_keyx.c */ -int pkey_GOST01cp_encrypt(EVP_PKEY_CTX *ctx, unsigned char *out, - size_t *outlen, const unsigned char *key, - size_t key_len); - -int pkey_GOST01cp_decrypt(EVP_PKEY_CTX *ctx, unsigned char *out, - size_t *outlen, const unsigned char *in, - size_t in_len); +/* From gost_ec_keyx.c */ +int pkey_GOST_ECcp_encrypt(EVP_PKEY_CTX *ctx, unsigned char *out, + size_t *outlen, const unsigned char *key, + size_t key_len); + +int pkey_GOST_ECcp_decrypt(EVP_PKEY_CTX *ctx, unsigned char *out, + size_t *outlen, const unsigned char *in, + size_t in_len); /* derive functions */ -/* From gost2001_keyx.c */ -int pkey_gost2001_derive(EVP_PKEY_CTX *ctx, unsigned char *key, - size_t *keylen); -/* Internal functions for signature algorithms */ -int fill_GOST2001_params(EC_KEY *eckey, int nid); +/* From gost_ec_keyx.c */ +int pkey_gost_ec_derive(EVP_PKEY_CTX *ctx, unsigned char *key, + size_t *keylen); +int fill_GOST_EC_params(EC_KEY *eckey, int nid); int gost_sign_keygen(DSA *dsa); -int gost2001_keygen(EC_KEY *ec); +int gost_ec_keygen(EC_KEY *ec); -DSA_SIG *gost_do_sign(const unsigned char *dgst, int dlen, DSA *dsa); -DSA_SIG *gost2001_do_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey); +DSA_SIG *gost_ec_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey); int gost_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig, DSA *dsa); -int gost2001_do_verify(const unsigned char *dgst, int dgst_len, - DSA_SIG *sig, EC_KEY *ec); -int gost2001_compute_public(EC_KEY *ec); +int gost_ec_verify(const unsigned char *dgst, int dgst_len, + DSA_SIG *sig, EC_KEY *ec); +int gost_ec_compute_public(EC_KEY *ec); /*============== miscellaneous functions============================= */ /* from gost_sign.c */ /* Convert GOST R 34.11 hash sum to bignum according to standard */ -BIGNUM *hashsum2bn(const unsigned char *dgst); +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); -/* Unpack GOST R 34.10 signature according to CryptoPro rules */ -DSA_SIG *unpack_cp_signature(const unsigned char *sig, size_t siglen); /* from ameth.c */ /* Get private key as BIGNUM from both 34.10-2001 keys*/ /* Returns pointer into EVP_PKEY structure */