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/* $Id: e_acss.c,v 1.1 2004/01/23 16:58:43 hshoexer Exp $ */
/*
* Copyright (c) 2004 The OpenBSD project
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef OPENSSL_NO_ACSS
#include "cryptlib.h"
#include <openssl/evp.h>
#include <openssl/objects.h>
#include "evp_locl.h"
#include <openssl/acss.h>
typedef struct {
ACSS_KEY ks;
} EVP_ACSS_KEY;
#define data(ctx) EVP_C_DATA(EVP_ACSS_KEY,ctx)
static int acss_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc);
static int acss_ciph(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, unsigned int inl);
static int acss_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
static const EVP_CIPHER acss_cipher = {
NID_undef,
1,5,0,
0,
acss_init_key,
acss_ciph,
NULL,
sizeof(EVP_ACSS_KEY),
NULL,
NULL,
acss_ctrl,
NULL
};
const
EVP_CIPHER *EVP_acss(void)
{
return(&acss_cipher);
}
static int
acss_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
acss_setkey(&data(ctx)->ks,key,enc,ACSS_DATA);
return 1;
}
static int
acss_ciph(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in,
unsigned int inl)
{
acss(&data(ctx)->ks,inl,in,out);
return 1;
}
static int
acss_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
{
switch(type) {
case EVP_CTRL_SET_ACSS_MODE:
data(ctx)->ks.mode = arg;
return 1;
default:
return -1;
}
}
#endif
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