+45% RC4 performance boost on Intel EM64T core. Unrolled loop providing

[openssl.git] / crypto / rc4 / rc4.c

diff --git a/crypto/rc4/rc4.c b/crypto/rc4/rc4.c
index c2165b0b7592e1e2bed3bab7fcc2a737f4f21985..c900b260554a394107031c708951a02d6d203d92 100644 (file)
--- a/crypto/rc4/rc4.c
+++ b/crypto/rc4/rc4.c
@@ -60,6 +60,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <openssl/rc4.h>
+#include <openssl/evp.h>
 
 char *usage[]={
 "usage: rc4 args\n",
@@ -155,15 +156,15 @@ bad:
                i=EVP_read_pw_string(buf,BUFSIZ,"Enter RC4 password:",0);
                if (i != 0)
                        {
-                       memset(buf,0,BUFSIZ);
+                       OPENSSL_cleanse(buf,BUFSIZ);
                        fprintf(stderr,"bad password read\n");
                        exit(1);
                        }
                keystr=buf;
                }
 
-       EVP_Digest((unsigned char *)keystr,(unsigned long)strlen(keystr),md,NULL,EVP_md5());
-       memset(keystr,0,strlen(keystr));
+       EVP_Digest((unsigned char *)keystr,strlen(keystr),md,NULL,EVP_md5(),NULL);
+       OPENSSL_cleanse(keystr,strlen(keystr));
        RC4_set_key(&key,MD5_DIGEST_LENGTH,md);
        
        for(;;)