1e1051a39Sopenharmony_ci/* 2e1051a39Sopenharmony_ci * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. 3e1051a39Sopenharmony_ci * 4e1051a39Sopenharmony_ci * Licensed under the Apache License 2.0 (the "License"). You may not use 5e1051a39Sopenharmony_ci * this file except in compliance with the License. You can obtain a copy 6e1051a39Sopenharmony_ci * in the file LICENSE in the source distribution or at 7e1051a39Sopenharmony_ci * https://www.openssl.org/source/license.html 8e1051a39Sopenharmony_ci */ 9e1051a39Sopenharmony_ci 10e1051a39Sopenharmony_ci/* 11e1051a39Sopenharmony_ci * MD2 low level APIs are deprecated for public use, but still ok for 12e1051a39Sopenharmony_ci * internal use. 13e1051a39Sopenharmony_ci */ 14e1051a39Sopenharmony_ci#include "internal/deprecated.h" 15e1051a39Sopenharmony_ci 16e1051a39Sopenharmony_ci#include <stdio.h> 17e1051a39Sopenharmony_ci#include "internal/cryptlib.h" 18e1051a39Sopenharmony_ci#include <openssl/mdc2.h> 19e1051a39Sopenharmony_ci 20e1051a39Sopenharmony_ciunsigned char *MDC2(const unsigned char *d, size_t n, unsigned char *md) 21e1051a39Sopenharmony_ci{ 22e1051a39Sopenharmony_ci MDC2_CTX c; 23e1051a39Sopenharmony_ci static unsigned char m[MDC2_DIGEST_LENGTH]; 24e1051a39Sopenharmony_ci 25e1051a39Sopenharmony_ci if (md == NULL) 26e1051a39Sopenharmony_ci md = m; 27e1051a39Sopenharmony_ci if (!MDC2_Init(&c)) 28e1051a39Sopenharmony_ci return NULL; 29e1051a39Sopenharmony_ci MDC2_Update(&c, d, n); 30e1051a39Sopenharmony_ci MDC2_Final(md, &c); 31e1051a39Sopenharmony_ci OPENSSL_cleanse(&c, sizeof(c)); /* security consideration */ 32e1051a39Sopenharmony_ci return md; 33e1051a39Sopenharmony_ci} 34