Delete extra ;

[oweals/openssl.git] / crypto / evp / e_rc4.c

diff --git a/crypto/evp/e_rc4.c b/crypto/evp/e_rc4.c
index bc108f4356d69f082ebe6c294b7fff33fd26951e..7e212b3be582c27c579eb814f1619e23bb1c451e 100644 (file)
--- a/crypto/evp/e_rc4.c
+++ b/crypto/evp/e_rc4.c
@@ -56,18 +56,18 @@
  * [including the GNU Public Licence.]
  */
 
-#ifndef NO_RC4
+#ifndef OPENSSL_NO_RC4
 
 #include <stdio.h>
 #include "cryptlib.h"
 #include <openssl/evp.h>
 #include <openssl/objects.h>
 
-static int rc4_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key,
-       unsigned char *iv,int enc);
+static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+                       const unsigned char *iv,int enc);
 static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-       unsigned char *in, unsigned int inl);
-static EVP_CIPHER r4_cipher=
+                     const unsigned char *in, unsigned int inl);
+static const EVP_CIPHER r4_cipher=
        {
        NID_rc4,
        1,EVP_RC4_KEY_SIZE,0,
@@ -82,7 +82,7 @@ static EVP_CIPHER r4_cipher=
        NULL
        };
 
-static EVP_CIPHER r4_40_cipher=
+static const EVP_CIPHER r4_40_cipher=
        {
        NID_rc4_40,
        1,5 /* 40 bit */,0,
@@ -97,28 +97,27 @@ static EVP_CIPHER r4_40_cipher=
        NULL
        };
 
-EVP_CIPHER *EVP_rc4(void)
+const EVP_CIPHER *EVP_rc4(void)
        {
        return(&r4_cipher);
        }
 
-EVP_CIPHER *EVP_rc4_40(void)
+const EVP_CIPHER *EVP_rc4_40(void)
        {
        return(&r4_40_cipher);
        }
 
-static int rc4_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key,
-            unsigned char *iv, int enc)
+static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+                       const unsigned char *iv, int enc)
        {
-       if (key != NULL)
-               memcpy(&(ctx->c.rc4.key[0]),key,EVP_CIPHER_CTX_key_length(ctx));
+       memcpy(&(ctx->c.rc4.key[0]),key,EVP_CIPHER_CTX_key_length(ctx));
        RC4_set_key(&(ctx->c.rc4.ks),EVP_CIPHER_CTX_key_length(ctx),
                ctx->c.rc4.key);
        return 1;
        }
 
 static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-            unsigned char *in, unsigned int inl)
+                     const unsigned char *in, unsigned int inl)
        {
        RC4(&(ctx->c.rc4.ks),inl,in,out);
        return 1;