* [including the GNU Public Licence.]
*/
-#ifndef NO_DES
+#ifndef OPENSSL_NO_DES
#include <stdio.h>
#include "cryptlib.h"
#include <openssl/evp.h>
#include <openssl/objects.h>
#include "evp_locl.h"
+#include <openssl/des.h>
static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv,int enc);
static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv,int enc);
+typedef struct
+ {
+ DES_key_schedule ks1;/* key schedule */
+ DES_key_schedule ks2;/* key schedule (for ede) */
+ DES_key_schedule ks3;/* key schedule (for ede3) */
+ } DES_EDE_KEY;
+
+#define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data)
+
/* Because of various casts and different args can't use IMPLEMENT_BLOCK_CIPHER */
static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, unsigned int inl)
{
BLOCK_CIPHER_ecb_loop()
- des_ecb3_encrypt((des_cblock *)(in + i), (des_cblock *)(out + i),
- ctx->c.des_ede.ks1, ctx->c.des_ede.ks2, ctx->c.des_ede.ks3,
- ctx->encrypt);
+ DES_ecb3_encrypt((DES_cblock *)(in + i), (DES_cblock *)(out + i),
+ &data(ctx)->ks1, &data(ctx)->ks2,
+ &data(ctx)->ks3,
+ ctx->encrypt);
return 1;
}
static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, unsigned int inl)
{
- des_ede3_ofb64_encrypt(in, out, (long)inl,
- ctx->c.des_ede.ks1, ctx->c.des_ede.ks2, ctx->c.des_ede.ks3,
- (des_cblock *)ctx->iv, &ctx->num);
+ DES_ede3_ofb64_encrypt(in, out, (long)inl,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num);
return 1;
}
static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, unsigned int inl)
{
- des_ede3_cbc_encrypt(in, out, (long)inl,
- ctx->c.des_ede.ks1, ctx->c.des_ede.ks2, ctx->c.des_ede.ks3,
- (des_cblock *)ctx->iv, ctx->encrypt);
+#ifdef KSSL_DEBUG
+ {
+ int i;
+ char *cp;
+ printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len);
+ printf("\t iv= ");
+ for(i=0;i<8;i++)
+ printf("%02X",ctx->iv[i]);
+ printf("\n");
+ }
+#endif /* KSSL_DEBUG */
+ DES_ede3_cbc_encrypt(in, out, (long)inl,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, ctx->encrypt);
return 1;
}
static int des_ede_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, unsigned int inl)
{
- des_ede3_cfb64_encrypt(in, out, (long)inl,
- ctx->c.des_ede.ks1, ctx->c.des_ede.ks2, ctx->c.des_ede.ks3,
- (des_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+ DES_ede3_cfb64_encrypt(in, out, (long)inl,
+ &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+ (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
return 1;
}
-#define NID_des_ede_ecb NID_des_ede
-
-BLOCK_CIPHER_defs(des_ede, des_ede, NID_des_ede, 8, 16, 8,
+BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64,
0, des_ede_init_key, NULL,
EVP_CIPHER_set_asn1_iv,
EVP_CIPHER_get_asn1_iv,
NULL)
-#define NID_des_ede3_ecb NID_des_ede3
#define des_ede3_cfb_cipher des_ede_cfb_cipher
#define des_ede3_ofb_cipher des_ede_ofb_cipher
#define des_ede3_cbc_cipher des_ede_cbc_cipher
#define des_ede3_ecb_cipher des_ede_ecb_cipher
-BLOCK_CIPHER_defs(des_ede3, des_ede, NID_des_ede3, 8, 24, 8,
+BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64,
0, des_ede3_init_key, NULL,
EVP_CIPHER_set_asn1_iv,
EVP_CIPHER_get_asn1_iv,
static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
- des_cblock *deskey = (des_cblock *)key;
+ DES_cblock *deskey = (DES_cblock *)key;
- des_set_key_unchecked(&deskey[0],ctx->c.des_ede.ks1);
- des_set_key_unchecked(&deskey[1],ctx->c.des_ede.ks2);
- memcpy( (char *)ctx->c.des_ede.ks3,
- (char *)ctx->c.des_ede.ks1,
- sizeof(ctx->c.des_ede.ks1));
+ DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1);
+ DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2);
+ memcpy(&data(ctx)->ks3,&data(ctx)->ks1,
+ sizeof(data(ctx)->ks1));
return 1;
}
static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
- des_cblock *deskey = (des_cblock *)key;
+ DES_cblock *deskey = (DES_cblock *)key;
+#ifdef KSSL_DEBUG
+ {
+ int i;
+ printf("des_ede3_init_key(ctx=%lx)\n", ctx);
+ printf("\tKEY= ");
+ for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n");
+ printf("\t IV= ");
+ for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n");
+ }
+#endif /* KSSL_DEBUG */
- des_set_key_unchecked(&deskey[0],ctx->c.des_ede.ks1);
- des_set_key_unchecked(&deskey[1],ctx->c.des_ede.ks2);
- des_set_key_unchecked(&deskey[2],ctx->c.des_ede.ks3);
+ DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1);
+ DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2);
+ DES_set_key_unchecked(&deskey[2],&data(ctx)->ks3);
return 1;
}
-EVP_CIPHER *EVP_des_ede(void)
+const EVP_CIPHER *EVP_des_ede(void)
{
return &des_ede_ecb;
}
-EVP_CIPHER *EVP_des_ede3(void)
+const EVP_CIPHER *EVP_des_ede3(void)
{
return &des_ede3_ecb;
}