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Diffstat (limited to 'engines/ccgost/gost89.h')
-rw-r--r-- | engines/ccgost/gost89.h | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/engines/ccgost/gost89.h b/engines/ccgost/gost89.h deleted file mode 100644 index e5b877f448..0000000000 --- a/engines/ccgost/gost89.h +++ /dev/null @@ -1,98 +0,0 @@ -/********************************************************************** - * gost89.h * - * Copyright (c) 2005-2006 Cryptocom LTD * - * This file is distributed under the same license as OpenSSL * - * * - * Declarations for GOST 28147-89 encryption algorithm * - * No OpenSSL libraries required to compile and use * - * this code * - **********************************************************************/ -#ifndef GOST89_H -# define GOST89_H - -/* Typedef for unsigned 32-bit integer */ -# if __LONG_MAX__ > 2147483647L -typedef unsigned int u4; -# else -typedef unsigned long u4; -# endif -/* Typedef for unsigned 8-bit integer */ -typedef unsigned char byte; - -/* Internal representation of GOST substitution blocks */ -typedef struct { - byte k8[16]; - byte k7[16]; - byte k6[16]; - byte k5[16]; - byte k4[16]; - byte k3[16]; - byte k2[16]; - byte k1[16]; -} gost_subst_block; - -/* Cipher context includes key and preprocessed substitution block */ -typedef struct { - u4 k[8]; - /* Constant s-boxes -- set up in gost_init(). */ - u4 k87[256], k65[256], k43[256], k21[256]; -} gost_ctx; -/* - * Note: encrypt and decrypt expect full blocks--padding blocks is caller's - * responsibility. All bulk encryption is done in ECB mode by these calls. - * Other modes may be added easily enough. - */ -/* Encrypt several full blocks in ECB mode */ -void gost_enc(gost_ctx * ctx, const byte * clear, byte * cipher, int blocks); -/* Decrypt several full blocks in ECB mode */ -void gost_dec(gost_ctx * ctx, const byte * cipher, byte * clear, int blocks); -/* Encrypts several full blocks in CFB mode using 8byte IV */ -void gost_enc_cfb(gost_ctx * ctx, const byte * iv, const byte * clear, - byte * cipher, int blocks); -/* Decrypts several full blocks in CFB mode using 8byte IV */ -void gost_dec_cfb(gost_ctx * ctx, const byte * iv, const byte * cipher, - byte * clear, int blocks); - -/* Encrypt one block */ -void gostcrypt(gost_ctx * c, const byte * in, byte * out); -/* Decrypt one block */ -void gostdecrypt(gost_ctx * c, const byte * in, byte * out); -/* Set key into context */ -void gost_key(gost_ctx * ctx, const byte * key); -/* Get key from context */ -void gost_get_key(gost_ctx * ctx, byte * key); -/* Set S-blocks into context */ -void gost_init(gost_ctx * ctx, const gost_subst_block * subst_block); -/* Clean up context */ -void gost_destroy(gost_ctx * ctx); -/* Intermediate function used for calculate hash */ -void gost_enc_with_key(gost_ctx *, byte * key, byte * inblock, - byte * outblock); -/* Compute MAC of given length in bits from data */ -int gost_mac(gost_ctx * ctx, int hmac_len, const unsigned char *data, - unsigned int data_len, unsigned char *hmac); -/* - * Compute MAC of given length in bits from data, using non-zero 8-byte IV - * (non-standard, for use in CryptoPro key transport only - */ -int gost_mac_iv(gost_ctx * ctx, int hmac_len, const unsigned char *iv, - const unsigned char *data, unsigned int data_len, - unsigned char *hmac); -/* Perform one step of MAC calculation like gostcrypt */ -void mac_block(gost_ctx * c, byte * buffer, const byte * block); -/* Extracts MAC value from mac state buffer */ -void get_mac(byte * buffer, int nbits, byte * out); -/* Implements cryptopro key meshing algorithm. Expect IV to be 8-byte size*/ -void cryptopro_key_meshing(gost_ctx * ctx, unsigned char *iv); -/* Parameter sets specified in RFC 4357 */ -extern gost_subst_block GostR3411_94_TestParamSet; -extern gost_subst_block GostR3411_94_CryptoProParamSet; -extern gost_subst_block Gost28147_TestParamSet; -extern gost_subst_block Gost28147_CryptoProParamSetA; -extern gost_subst_block Gost28147_CryptoProParamSetB; -extern gost_subst_block Gost28147_CryptoProParamSetC; -extern gost_subst_block Gost28147_CryptoProParamSetD; -extern const byte CryptoProKeyMeshingKey[]; -typedef unsigned int word32; - -#endif |