/* 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, cbits, kstruct, ksched) \static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \{\	cprefix##_ofb##cbits##_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, cbits, kstruct, ksched) \static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \{\	cprefix##_cfb##cbits##_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, cbits, kstruct, ksched) \	BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \	BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \	BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \	BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, 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, key_len, \			     iv_len, cbits, flags, init_key, cleanup, \			     set_asn1, get_asn1, ctrl) \BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \		  key_len, iv_len, flags, init_key, cleanup, set_asn1, \		  get_asn1, ctrl)#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \			     iv_len, cbits, flags, init_key, cleanup, \			     set_asn1, get_asn1, ctrl) \BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \		  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, cbits, 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, key_len, iv_len, cbits, \		     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \		     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, cbits, \			       flags, init_key, \			       cleanup, set_asn1, get_asn1, ctrl) \	BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \	BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \			  cbits, flags, init_key, cleanup, set_asn1, \			  get_asn1, ctrl)#define EVP_C_DATA(kstruct, ctx)	((kstruct *)(ctx)->cipher_data)#define IMPLEMENT_CFBR(cipher,cprefix,kstruct,ksched,keysize,cbits,iv_len,flags) \	BLOCK_CIPHER_func_cfb(cipher##_##keysize,cprefix,cbits,kstruct,ksched) \	BLOCK_CIPHER_def_cfb(cipher##_##keysize,kstruct, \			     NID_##cipher##_##keysize, keysize/8, iv_len, cbits, \			     flags, cipher##_init_key, NULL, \			     EVP_CIPHER_set_asn1_iv, \			     EVP_CIPHER_get_asn1_iv, \			     NULL)#ifdef OPENSSL_FIPS#define RC2_set_key	private_RC2_set_key#define RC4_set_key	private_RC4_set_key#define CAST_set_key	private_CAST_set_key#define RC5_32_set_key	private_RC5_32_set_key#define BF_set_key	private_BF_set_key#define idea_set_encrypt_key private_idea_set_encrypt_key#define MD5_Init	private_MD5_Init#define MD4_Init	private_MD4_Init#define MD2_Init	private_MD2_Init#define MDC2_Init	private_MDC2_Init#define SHA_Init	private_SHA_Init#endif