[thirdparty/openssl.git] / crypto / evp / evp_locl.h

/* evp_locl.h */
/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
 * project 2000.
 */
/* ====================================================================
 * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    licensing@OpenSSL.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */

/* Macros to code block cipher wrappers */

/* Wrapper functions for each cipher mode */

#define BLOCK_CIPHER_ecb_loop() \
	unsigned int i, bl; \
	bl = ctx->cipher->block_size;\
	if(inl < bl) return 1;\
	inl -= bl; \
	for(i=0; i <= inl; i+=bl) \

#define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
{\
	BLOCK_CIPHER_ecb_loop() \
		cprefix##_ecb_encrypt(in + i, out + i, &((kstruct *)ctx->cipher_data)->ksched, ctx->encrypt);\
	return 1;\
}

#define BLOCK_CIPHER_func_ofb(cname, cprefix, kstruct, ksched) \
static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
{\
	cprefix##_ofb64_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num);\
	return 1;\
}

#define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
{\
	cprefix##_cbc_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, ctx->encrypt);\
	return 1;\
}

#define BLOCK_CIPHER_func_cfb(cname, cprefix, kstruct, ksched) \
static int cname##_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
{\
	cprefix##_cfb64_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num, ctx->encrypt);\
	return 1;\
}

#define BLOCK_CIPHER_all_funcs(cname, cprefix, kstruct, ksched) \
	BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
	BLOCK_CIPHER_func_cfb(cname, cprefix, kstruct, ksched) \
	BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
	BLOCK_CIPHER_func_ofb(cname, cprefix, kstruct, ksched)

#define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \
			  key_len, iv_len, flags, init_key, cleanup, \
			  set_asn1, get_asn1, ctrl) \
static const EVP_CIPHER cname##_##mode = { \
	nid##_##nmode, block_size, key_len, iv_len, \
	flags | EVP_CIPH_##MODE##_MODE, \
	init_key, \
	cname##_##mode##_cipher, \
	cleanup, \
	sizeof(kstruct), \
	set_asn1, get_asn1,\
	ctrl, \
	NULL \
}; \
const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; }

#define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \
			     iv_len, flags, init_key, cleanup, set_asn1, \
			     get_asn1, ctrl) \
BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \
		  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)

#define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, block_size, key_len, \
			     iv_len, flags, init_key, cleanup, set_asn1, \
			     get_asn1, ctrl) \
BLOCK_CIPHER_def1(cname, cfb64, cfb, CFB, kstruct, nid, block_size, key_len, \
		  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)

#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, block_size, key_len, \
			     iv_len, flags, init_key, cleanup, set_asn1, \
			     get_asn1, ctrl) \
BLOCK_CIPHER_def1(cname, ofb64, ofb, OFB, kstruct, nid, block_size, key_len, \
		  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)

#define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \
			     iv_len, flags, init_key, cleanup, set_asn1, \
			     get_asn1, ctrl) \
BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \
		  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)

#define BLOCK_CIPHER_defs(cname, kstruct, \
			  nid, block_size, key_len, iv_len, flags, \
			  init_key, cleanup, set_asn1, get_asn1, ctrl) \
BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
		     init_key, cleanup, set_asn1, get_asn1, ctrl) \
BLOCK_CIPHER_def_cfb(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
		     init_key, cleanup, set_asn1, get_asn1, ctrl) \
BLOCK_CIPHER_def_ofb(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
		     init_key, cleanup, set_asn1, get_asn1, ctrl) \
BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
		     init_key, cleanup, set_asn1, get_asn1, ctrl)


/*
#define BLOCK_CIPHER_defs(cname, kstruct, \
				nid, block_size, key_len, iv_len, flags,\
				 init_key, cleanup, set_asn1, get_asn1, ctrl)\
static const EVP_CIPHER cname##_cbc = {\
	nid##_cbc, block_size, key_len, iv_len, \
	flags | EVP_CIPH_CBC_MODE,\
	init_key,\
	cname##_cbc_cipher,\
	cleanup,\
	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
	set_asn1, get_asn1,\
	ctrl, \
	NULL \
};\
const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\
static const EVP_CIPHER cname##_cfb = {\
	nid##_cfb64, 1, key_len, iv_len, \
	flags | EVP_CIPH_CFB_MODE,\
	init_key,\
	cname##_cfb_cipher,\
	cleanup,\
	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
	set_asn1, get_asn1,\
	ctrl,\
	NULL \
};\
const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\
static const EVP_CIPHER cname##_ofb = {\
	nid##_ofb64, 1, key_len, iv_len, \
	flags | EVP_CIPH_OFB_MODE,\
	init_key,\
	cname##_ofb_cipher,\
	cleanup,\
	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
	set_asn1, get_asn1,\
	ctrl,\
	NULL \
};\
const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\
static const EVP_CIPHER cname##_ecb = {\
	nid##_ecb, block_size, key_len, iv_len, \
	flags | EVP_CIPH_ECB_MODE,\
	init_key,\
	cname##_ecb_cipher,\
	cleanup,\
	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
		sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
	set_asn1, get_asn1,\
	ctrl,\
	NULL \
};\
const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
*/

#define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \
			       block_size, key_len, iv_len, flags, init_key, \
			       cleanup, set_asn1, get_asn1, ctrl) \
	BLOCK_CIPHER_all_funcs(cname, cprefix, kstruct, ksched) \
	BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \
			  flags, init_key, cleanup, set_asn1, get_asn1, ctrl)

#define EVP_C_DATA(kstruct, ctx)	((kstruct *)(ctx)->cipher_data)
Commit	Line	Data
5da2f69f DSH	1	/* evp_locl.h */
	2	/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
	3	* project 2000.
	4	*/
	5	/* ====================================================================
	6	* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
	7	*
	8	* Redistribution and use in source and binary forms, with or without
	9	* modification, are permitted provided that the following conditions
	10	* are met:
	11	*
	12	* 1. Redistributions of source code must retain the above copyright
	13	* notice, this list of conditions and the following disclaimer.
	14	*
	15	* 2. Redistributions in binary form must reproduce the above copyright
	16	* notice, this list of conditions and the following disclaimer in
	17	* the documentation and/or other materials provided with the
	18	* distribution.
	19	*
	20	* 3. All advertising materials mentioning features or use of this
	21	* software must display the following acknowledgment:
	22	* "This product includes software developed by the OpenSSL Project
	23	* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
	24	*
	25	* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
	26	* endorse or promote products derived from this software without
	27	* prior written permission. For written permission, please contact
	28	* licensing@OpenSSL.org.
	29	*
	30	* 5. Products derived from this software may not be called "OpenSSL"
	31	* nor may "OpenSSL" appear in their names without prior written
	32	* permission of the OpenSSL Project.
	33	*
	34	* 6. Redistributions of any form whatsoever must retain the following
	35	* acknowledgment:
	36	* "This product includes software developed by the OpenSSL Project
	37	* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
	38	*
	39	* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
	40	* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	41	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
	42	* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
	43	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	44	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	45	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	46	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	47	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	48	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	49	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
	50	* OF THE POSSIBILITY OF SUCH DAMAGE.
	51	* ====================================================================
	52	*
	53	* This product includes cryptographic software written by Eric Young
	54	* (eay@cryptsoft.com). This product includes software written by Tim
	55	* Hudson (tjh@cryptsoft.com).
	56	*
	57	*/
	58
	59	/* Macros to code block cipher wrappers */
	60
	61	/* Wrapper functions for each cipher mode */
	62
	63	#define BLOCK_CIPHER_ecb_loop() \
c938563a RL	64	unsigned int i, bl; \
	65	bl = ctx->cipher->block_size;\
	66	if(inl < bl) return 1;\
	67	inl -= bl; \
	68	for(i=0; i <= inl; i+=bl) \
5da2f69f	69
dbad1690	70	#define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
1921eaad	71	static int cname##_ecb_cipher(EVP_CIPHER_CTX ctx, unsigned char out, const unsigned char *in, unsigned int inl) \
5da2f69f DSH	72	{\
5da2f69f DSH	73	BLOCK_CIPHER_ecb_loop() \
dbad1690	74	cprefix##_ecb_encrypt(in + i, out + i, &((kstruct *)ctx->cipher_data)->ksched, ctx->encrypt);\
5da2f69f DSH	75	return 1;\
	76	}
	77
dbad1690	78	#define BLOCK_CIPHER_func_ofb(cname, cprefix, kstruct, ksched) \
1921eaad	79	static int cname##_ofb_cipher(EVP_CIPHER_CTX ctx, unsigned char out, const unsigned char *in, unsigned int inl) \
5da2f69f	80	{\
dbad1690	81	cprefix##_ofb64_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num);\
5da2f69f DSH	82	return 1;\
	83	}
	84
dbad1690	85	#define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
1921eaad	86	static int cname##_cbc_cipher(EVP_CIPHER_CTX ctx, unsigned char out, const unsigned char *in, unsigned int inl) \
5da2f69f	87	{\
dbad1690	88	cprefix##_cbc_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, ctx->encrypt);\
5da2f69f DSH	89	return 1;\
	90	}
	91
dbad1690	92	#define BLOCK_CIPHER_func_cfb(cname, cprefix, kstruct, ksched) \
1921eaad	93	static int cname##_cfb_cipher(EVP_CIPHER_CTX ctx, unsigned char out, const unsigned char *in, unsigned int inl) \
5da2f69f	94	{\
dbad1690	95	cprefix##_cfb64_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num, ctx->encrypt);\
5da2f69f DSH	96	return 1;\
	97	}
	98
dbad1690 BL	99	#define BLOCK_CIPHER_all_funcs(cname, cprefix, kstruct, ksched) \
	100	BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
	101	BLOCK_CIPHER_func_cfb(cname, cprefix, kstruct, ksched) \
	102	BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
	103	BLOCK_CIPHER_func_ofb(cname, cprefix, kstruct, ksched)
5da2f69f	104
c518ade1 BL	105	#define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \
	106	key_len, iv_len, flags, init_key, cleanup, \
	107	set_asn1, get_asn1, ctrl) \
	108	static const EVP_CIPHER cname##_##mode = { \
	109	nid##_##nmode, block_size, key_len, iv_len, \
	110	flags \| EVP_CIPH_##MODE##_MODE, \
	111	init_key, \
	112	cname##_##mode##_cipher, \
	113	cleanup, \
dbad1690	114	sizeof(kstruct), \
c518ade1 BL	115	set_asn1, get_asn1,\
	116	ctrl, \
	117	NULL \
	118	}; \
	119	const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; }
	120
	121	#define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \
	122	iv_len, flags, init_key, cleanup, set_asn1, \
	123	get_asn1, ctrl) \
	124	BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \
	125	iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
	126
	127	#define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, block_size, key_len, \
	128	iv_len, flags, init_key, cleanup, set_asn1, \
	129	get_asn1, ctrl) \
	130	BLOCK_CIPHER_def1(cname, cfb64, cfb, CFB, kstruct, nid, block_size, key_len, \
	131	iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
	132
	133	#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, block_size, key_len, \
	134	iv_len, flags, init_key, cleanup, set_asn1, \
	135	get_asn1, ctrl) \
	136	BLOCK_CIPHER_def1(cname, ofb64, ofb, OFB, kstruct, nid, block_size, key_len, \
	137	iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
	138
	139	#define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \
	140	iv_len, flags, init_key, cleanup, set_asn1, \
	141	get_asn1, ctrl) \
	142	BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \
	143	iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
	144
	145	#define BLOCK_CIPHER_defs(cname, kstruct, \
	146	nid, block_size, key_len, iv_len, flags, \
	147	init_key, cleanup, set_asn1, get_asn1, ctrl) \
	148	BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
	149	init_key, cleanup, set_asn1, get_asn1, ctrl) \
	150	BLOCK_CIPHER_def_cfb(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
	151	init_key, cleanup, set_asn1, get_asn1, ctrl) \
	152	BLOCK_CIPHER_def_ofb(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
	153	init_key, cleanup, set_asn1, get_asn1, ctrl) \
	154	BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
	155	init_key, cleanup, set_asn1, get_asn1, ctrl)
	156
	157
	158	/*
5da2f69f DSH	159	#define BLOCK_CIPHER_defs(cname, kstruct, \
	160	nid, block_size, key_len, iv_len, flags,\
	161	init_key, cleanup, set_asn1, get_asn1, ctrl)\
13588350	162	static const EVP_CIPHER cname##_cbc = {\
5da2f69f DSH	163	nid##_cbc, block_size, key_len, iv_len, \
	164	flags \| EVP_CIPH_CBC_MODE,\
	165	init_key,\
	166	cname##_cbc_cipher,\
	167	cleanup,\
	168	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
e366f2b8	169	sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
5da2f69f DSH	170	set_asn1, get_asn1,\
	171	ctrl, \
	172	NULL \
	173	};\
13588350 DSH	174	const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\
13588350 DSH	175	static const EVP_CIPHER cname##_cfb = {\
5da2f69f DSH	176	nid##_cfb64, 1, key_len, iv_len, \
	177	flags \| EVP_CIPH_CFB_MODE,\
	178	init_key,\
	179	cname##_cfb_cipher,\
	180	cleanup,\
	181	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
e366f2b8	182	sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
5da2f69f DSH	183	set_asn1, get_asn1,\
	184	ctrl,\
	185	NULL \
	186	};\
13588350 DSH	187	const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\
13588350 DSH	188	static const EVP_CIPHER cname##_ofb = {\
5da2f69f DSH	189	nid##_ofb64, 1, key_len, iv_len, \
	190	flags \| EVP_CIPH_OFB_MODE,\
	191	init_key,\
	192	cname##_ofb_cipher,\
	193	cleanup,\
	194	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
e366f2b8	195	sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
5da2f69f DSH	196	set_asn1, get_asn1,\
	197	ctrl,\
	198	NULL \
	199	};\
13588350 DSH	200	const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\
13588350 DSH	201	static const EVP_CIPHER cname##_ecb = {\
5da2f69f DSH	202	nid##_ecb, block_size, key_len, iv_len, \
	203	flags \| EVP_CIPH_ECB_MODE,\
	204	init_key,\
	205	cname##_ecb_cipher,\
	206	cleanup,\
	207	sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\
e366f2b8	208	sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\
5da2f69f DSH	209	set_asn1, get_asn1,\
	210	ctrl,\
	211	NULL \
	212	};\
13588350	213	const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
c518ade1	214	*/
5da2f69f	215
dbad1690 BL	216	#define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \
	217	block_size, key_len, iv_len, flags, init_key, \
	218	cleanup, set_asn1, get_asn1, ctrl) \
	219	BLOCK_CIPHER_all_funcs(cname, cprefix, kstruct, ksched) \
	220	BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \
	221	flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
5da2f69f	222
dbad1690	223	#define EVP_C_DATA(kstruct, ctx) ((kstruct *)(ctx)->cipher_data)