OpenSSL 0.9.7 stable 2002 05 08 merge

1 files changed, 36 insertions, 29 deletions

diff --git a/src/lib/libcrypto/evp/e_rc5.c b/src/lib/libcrypto/evp/e_rc5.c
index 5885f1826b..3c7713b181 100644
--- a/src/lib/libcrypto/evp/e_rc5.c
+++ b/src/lib/libcrypto/evp/e_rc5.c
@@ -56,62 +56,69 @@
  * [including the GNU Public Licence.]
  */
 
-#ifndef NO_RC5
+#ifndef OPENSSL_NO_RC5
 
 #include <stdio.h>
 #include "cryptlib.h"
 #include <openssl/evp.h>
 #include <openssl/objects.h>
 #include "evp_locl.h"
+#include <openssl/rc5.h>
 
 static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
                                const unsigned char *iv,int enc);
 static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
 
-IMPLEMENT_BLOCK_CIPHER(rc5_32_12_16, rc5.ks, RC5_32, rc5, NID_rc5,
-                        8, EVP_RC5_32_12_16_KEY_SIZE, 8, 
-                        EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
-                        r_32_12_16_init_key, NULL,
-                        NULL, NULL, rc5_ctrl)
+typedef struct
+        {
+        int rounds;     /* number of rounds */
+        RC5_32_KEY ks;  /* key schedule */
+        } EVP_RC5_KEY;
 
+#define data(ctx)       EVP_C_DATA(EVP_RC5_KEY,ctx)
 
+IMPLEMENT_BLOCK_CIPHER(rc5_32_12_16, ks, RC5_32, EVP_RC5_KEY, NID_rc5,
+                       8, RC5_32_KEY_LENGTH, 8, 64,
+                       EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CTRL_INIT,
+                       r_32_12_16_init_key, NULL,
+                       NULL, NULL, rc5_ctrl)
 
 static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
         {
-                switch(type) {
-
-                        case EVP_CTRL_INIT:
-                        c->c.rc5.rounds = RC5_12_ROUNDS;
-                        return 1;
+        switch(type)
+                {
+        case EVP_CTRL_INIT:
+                data(c)->rounds = RC5_12_ROUNDS;
+                return 1;
 
-                        case EVP_CTRL_GET_RC5_ROUNDS:
-                        *(int *)ptr = c->c.rc5.rounds;
-                        return 1;
-                        
+        case EVP_CTRL_GET_RC5_ROUNDS:
+                *(int *)ptr = data(c)->rounds;
+                return 1;
                         
-                        case EVP_CTRL_SET_RC5_ROUNDS:
-                        switch(arg) {
-                                case RC5_8_ROUNDS:
-                                case RC5_12_ROUNDS:
-                                case RC5_16_ROUNDS:
-                                c->c.rc5.rounds = arg;
-                                return 1;
+        case EVP_CTRL_SET_RC5_ROUNDS:
+                switch(arg)
+                        {
+                case RC5_8_ROUNDS:
+                case RC5_12_ROUNDS:
+                case RC5_16_ROUNDS:
+                        data(c)->rounds = arg;
+                        return 1;
 
-                                default:
-                                EVPerr(EVP_F_RC5_CTRL, EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS);
-                                return 0;
+                default:
+                        EVPerr(EVP_F_RC5_CTRL, EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS);
+                        return 0;
                         }
 
-                        default:
-                        return -1;
+        default:
+                return -1;
                 }
         }
 
 static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
                                const unsigned char *iv, int enc)
         {
-        RC5_32_set_key(&(ctx->c.rc5.ks),EVP_CIPHER_CTX_key_length(ctx),
-                        key,ctx->c.rc5.rounds);
+        RC5_32_set_key(&data(ctx)->ks,EVP_CIPHER_CTX_key_length(ctx),
+                       key,data(ctx)->rounds);
         return 1;
         }