1 /* 2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the OpenSSL license (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #include <stdio.h> 11 #include "internal/cryptlib.h" 12 #include <openssl/mdc2.h> 13 14 unsigned char *MDC2(const unsigned char *d, size_t n, unsigned char *md) 15 { 16 MDC2_CTX c; 17 static unsigned char m[MDC2_DIGEST_LENGTH]; 18 19 if (md == NULL) 20 md = m; 21 if (!MDC2_Init(&c)) 22 return NULL; 23 MDC2_Update(&c, d, n); 24 MDC2_Final(md, &c); 25 OPENSSL_cleanse(&c, sizeof(c)); /* security consideration */ 26 return md; 27 } 28