OpenSSL 0.9.7 stable 2002 05 08 merge

1 files changed, 25 insertions, 14 deletions

diff --git a/src/lib/libcrypto/evp/e_xcbc_d.c b/src/lib/libcrypto/evp/e_xcbc_d.c
index e5b15acc7d..a6f849e93d 100644
--- a/src/lib/libcrypto/evp/e_xcbc_d.c
+++ b/src/lib/libcrypto/evp/e_xcbc_d.c
@@ -56,17 +56,29 @@
  * [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 <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);
-static EVP_CIPHER d_xcbc_cipher=
+
+
+typedef struct
+    {
+    DES_key_schedule ks;/* key schedule */
+    DES_cblock inw;
+    DES_cblock outw;
+    } DESX_CBC_KEY;
+
+#define data(ctx) ((DESX_CBC_KEY *)(ctx)->cipher_data)
+
+static const EVP_CIPHER d_xcbc_cipher=
         {
         NID_desx_cbc,
         8,24,8,
@@ -74,14 +86,13 @@ static EVP_CIPHER d_xcbc_cipher=
         desx_cbc_init_key,
         desx_cbc_cipher,
         NULL,
-        sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+
-                sizeof((((EVP_CIPHER_CTX *)NULL)->c.desx_cbc)),
+        sizeof(DESX_CBC_KEY),
         EVP_CIPHER_set_asn1_iv,
         EVP_CIPHER_get_asn1_iv,
         NULL
         };
 
-EVP_CIPHER *EVP_desx_cbc(void)
+const EVP_CIPHER *EVP_desx_cbc(void)
         {
         return(&d_xcbc_cipher);
         }
@@ -89,11 +100,11 @@ EVP_CIPHER *EVP_desx_cbc(void)
 static int desx_cbc_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,ctx->c.desx_cbc.ks);
-        memcpy(&(ctx->c.desx_cbc.inw[0]),&(key[8]),8);
-        memcpy(&(ctx->c.desx_cbc.outw[0]),&(key[16]),8);
+        DES_set_key_unchecked(deskey,&data(ctx)->ks);
+        memcpy(&data(ctx)->inw[0],&key[8],8);
+        memcpy(&data(ctx)->outw[0],&key[16],8);
 
         return 1;
         }
@@ -101,11 +112,11 @@ static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
 static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
                            const unsigned char *in, unsigned int inl)
         {
-        des_xcbc_encrypt(in,out,inl,ctx->c.desx_cbc.ks,
-                (des_cblock *)&(ctx->iv[0]),
-                &ctx->c.desx_cbc.inw,
-                &ctx->c.desx_cbc.outw,
-                ctx->encrypt);
+        DES_xcbc_encrypt(in,out,inl,&data(ctx)->ks,
+                         (DES_cblock *)&(ctx->iv[0]),
+                         &data(ctx)->inw,
+                         &data(ctx)->outw,
+                         ctx->encrypt);
         return 1;
         }
 #endif