X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fmdc2%2Fmdc2_one.c;h=ee94bbe08fc9c790847b52bd7a8044a75aca852d;hp=488ae39283463563146aacc27292ff2c2075c603;hb=985c3146967633707f7c165df82bb0fd8f279758;hpb=d02b48c63a58ea4367a0e905979f140b7d090f86

diff --git a/crypto/mdc2/mdc2_one.c b/crypto/mdc2/mdc2_one.c
index 488ae39283..ee94bbe08f 100644
--- a/crypto/mdc2/mdc2_one.c
+++ b/crypto/mdc2/mdc2_one.c
@@ -1,25 +1,24 @@
-/* crypto/mdc2/mdc2_one.c */
-/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +33,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +48,7 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -57,22 +56,20 @@
  */
 
 #include <stdio.h>
-#include "cryptlib.h"
-#include "mdc2.h"
-
-unsigned char *MDC2(d, n, md)
-unsigned char *d;
-unsigned long n;
-unsigned char *md;
-	{
-	MDC2_CTX c;
-	static unsigned char m[MDC2_DIGEST_LENGTH];
+#include "internal/cryptlib.h"
+#include <openssl/mdc2.h>
 
-	if (md == NULL) md=m;
-	MDC2_Init(&c);
-	MDC2_Update(&c,d,n);
-        MDC2_Final(md,&c);
-	memset(&c,0,sizeof(c)); /* security consideration */
-	return(md);
-	}
+unsigned char *MDC2(const unsigned char *d, size_t n, unsigned char *md)
+{
+    MDC2_CTX c;
+    static unsigned char m[MDC2_DIGEST_LENGTH];
 
+    if (md == NULL)
+        md = m;
+    if (!MDC2_Init(&c))
+        return NULL;
+    MDC2_Update(&c, d, n);
+    MDC2_Final(md, &c);
+    OPENSSL_cleanse(&c, sizeof(c)); /* security consideration */
+    return (md);
+}