/* crypto/evp/e_cfb_3d.c */
-/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
#include <stdio.h>
#include "cryptlib.h"
-#include "evp.h"
-#include "objects.h"
+#include <openssl/evp.h>
+#include <openssl/objects.h>
#ifndef NOPROTO
static void des_ede_cfb_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key,
1,16,8,
des_ede_cfb_init_key,
des_ede_cfb_cipher,
+ NULL,
+ sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+
+ sizeof((((EVP_CIPHER_CTX *)NULL)->c.des_ede)),
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
};
static EVP_CIPHER d_ede3_cfb_cipher3=
1,24,8,
des_ede3_cfb_init_key,
des_ede_cfb_cipher,
+ NULL,
+ sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+
+ sizeof((((EVP_CIPHER_CTX *)NULL)->c.des_ede)),
+ EVP_CIPHER_set_asn1_iv,
+ EVP_CIPHER_get_asn1_iv,
};
-EVP_CIPHER *EVP_des_ede_cfb()
+EVP_CIPHER *EVP_des_ede_cfb(void)
{
return(&d_ede_cfb_cipher2);
}
-EVP_CIPHER *EVP_des_ede3_cfb()
+EVP_CIPHER *EVP_des_ede3_cfb(void)
{
return(&d_ede3_cfb_cipher3);
}
-static void des_ede_cfb_init_key(ctx,key,iv,enc)
-EVP_CIPHER_CTX *ctx;
-unsigned char *key;
-unsigned char *iv;
-int enc;
+static void des_ede_cfb_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key,
+ unsigned char *iv, int enc)
{
- ctx->c.des_cfb.num=0;
+ ctx->num=0;
if (iv != NULL)
- memcpy(&(ctx->c.des_cfb.oiv[0]),iv,8);
- memcpy(&(ctx->c.des_cfb.iv[0]),&(ctx->c.des_cfb.oiv[0]),8);
+ memcpy(&(ctx->oiv[0]),iv,8);
+ memcpy(&(ctx->iv[0]),&(ctx->oiv[0]),8);
if (key != NULL)
{
- des_set_key((des_cblock *)key,ctx->c.des_cfb.ks);
- des_set_key((des_cblock *)&(key[8]),ctx->c.des_cfb.ks2);
- memcpy( (char *)ctx->c.des_cfb.ks3,
- (char *)ctx->c.des_cfb.ks,
- sizeof(ctx->c.des_cfb.ks));
+ des_set_key(key,ctx->c.des_ede.ks1);
+ des_set_key(&(key[8]),ctx->c.des_ede.ks2);
+ memcpy( (char *)ctx->c.des_ede.ks3,
+ (char *)ctx->c.des_ede.ks1,
+ sizeof(ctx->c.des_ede.ks1));
}
}
-static void des_ede3_cfb_init_key(ctx,key,iv,enc)
-EVP_CIPHER_CTX *ctx;
-unsigned char *key;
-unsigned char *iv;
-int enc;
+static void des_ede3_cfb_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key,
+ unsigned char *iv, int enc)
{
- ctx->c.des_cfb.num=0;
+ ctx->num=0;
if (iv != NULL)
- memcpy(&(ctx->c.des_cfb.oiv[0]),iv,8);
- memcpy(&(ctx->c.des_cfb.iv[0]),&(ctx->c.des_cfb.oiv[0]),8);
+ memcpy(&(ctx->oiv[0]),iv,8);
+ memcpy(&(ctx->iv[0]),&(ctx->oiv[0]),8);
if (key != NULL)
{
- des_set_key((des_cblock *)key,ctx->c.des_cfb.ks);
- des_set_key((des_cblock *)&(key[8]),ctx->c.des_cfb.ks2);
- des_set_key((des_cblock *)&(key[16]),ctx->c.des_cfb.ks3);
+ des_set_key(key,ctx->c.des_ede.ks1);
+ des_set_key(&(key[8]),ctx->c.des_ede.ks2);
+ des_set_key(&(key[16]),ctx->c.des_ede.ks3);
}
}
-static void des_ede_cfb_cipher(ctx,out,in,inl)
-EVP_CIPHER_CTX *ctx;
-unsigned char *out;
-unsigned char *in;
-unsigned int inl;
+static void des_ede_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ unsigned char *in, unsigned int inl)
{
- des_ede3_cfb64_encrypt(
- in,out,(long)inl,
- ctx->c.des_cfb.ks,
- ctx->c.des_cfb.ks2,
- ctx->c.des_cfb.ks3,
- (des_cblock *)&(ctx->c.des_cfb.iv[0]),
- &ctx->c.des_cfb.num,ctx->encrypt);
+ des_ede3_cfb64_encrypt(in,out,(long)inl,
+ ctx->c.des_ede.ks1,
+ ctx->c.des_ede.ks2,
+ ctx->c.des_ede.ks3,
+ &(ctx->iv[0]),&ctx->num,ctx->encrypt);
}