* [including the GNU Public Licence.]
*/
-#ifndef OPENSSL_NO_DES
#include <stdio.h>
#include "cryptlib.h"
+
+#ifndef OPENSSL_NO_DES
+
#include <openssl/evp.h>
#include <openssl/objects.h>
+#include "evp_locl.h"
#include <openssl/des.h>
static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv,int enc);
static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, unsigned int inl);
+ const unsigned char *in, size_t inl);
typedef struct
sizeof(DESX_CBC_KEY),
EVP_CIPHER_set_asn1_iv,
EVP_CIPHER_get_asn1_iv,
+ NULL,
NULL
};
}
static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, unsigned int inl)
+ const unsigned char *in, size_t inl)
{
- DES_xcbc_encrypt(in,out,inl,&data(ctx)->ks,
+ while (inl>=EVP_MAXCHUNK)
+ {
+ DES_xcbc_encrypt(in,out,(long)EVP_MAXCHUNK,&data(ctx)->ks,
(DES_cblock *)&(ctx->iv[0]),
&data(ctx)->inw,
&data(ctx)->outw,
ctx->encrypt);
+ inl-=EVP_MAXCHUNK;
+ in +=EVP_MAXCHUNK;
+ out+=EVP_MAXCHUNK;
+ }
+ if (inl)
+ DES_xcbc_encrypt(in,out,(long)inl,&data(ctx)->ks,
+ (DES_cblock *)&(ctx->iv[0]),
+ &data(ctx)->inw,
+ &data(ctx)->outw,
+ ctx->encrypt);
return 1;
}
#endif