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+/* crypto/mdc2/mdc2test.c */
+/* 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:
+ * 1. Redistributions of source code must retain the copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     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
+ *    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
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * 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
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../e_os.h"
+
+#if defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_MDC2)
+# define OPENSSL_NO_MDC2
+#endif
+
+#ifdef OPENSSL_NO_MDC2
+int main(int argc, char *argv[])
+{
+    printf("No MDC2 support\n");
+    return (0);
+}
+#else
+# include <openssl/evp.h>
+# include <openssl/mdc2.h>
+
+# ifdef CHARSET_EBCDIC
+#  include <openssl/ebcdic.h>
+# endif
+
+static unsigned char pad1[16] = {
+    0x42, 0xE5, 0x0C, 0xD2, 0x24, 0xBA, 0xCE, 0xBA,
+    0x76, 0x0B, 0xDD, 0x2B, 0xD4, 0x09, 0x28, 0x1A
+};
+
+static unsigned char pad2[16] = {
+    0x2E, 0x46, 0x79, 0xB5, 0xAD, 0xD9, 0xCA, 0x75,
+    0x35, 0xD8, 0x7A, 0xFE, 0xAB, 0x33, 0xBE, 0xE2
+};
+
+int main(int argc, char *argv[])
+{
+    int ret = 0;
+    unsigned char md[MDC2_DIGEST_LENGTH];
+    int i;
+    EVP_MD_CTX c;
+    static char *text = "Now is the time for all ";
+
+# ifdef CHARSET_EBCDIC
+    ebcdic2ascii(text, text, strlen(text));
+# endif
+
+    EVP_MD_CTX_init(&c);
+    EVP_DigestInit_ex(&c, EVP_mdc2(), NULL);
+    EVP_DigestUpdate(&c, (unsigned char *)text, strlen(text));
+    EVP_DigestFinal_ex(&c, &(md[0]), NULL);
+
+    if (memcmp(md, pad1, MDC2_DIGEST_LENGTH) != 0) {
+        for (i = 0; i < MDC2_DIGEST_LENGTH; i++)
+            printf("%02X", md[i]);
+        printf(" <- generated\n");
+        for (i = 0; i < MDC2_DIGEST_LENGTH; i++)
+            printf("%02X", pad1[i]);
+        printf(" <- correct\n");
+        ret = 1;
+    } else
+        printf("pad1 - ok\n");
+
+    EVP_DigestInit_ex(&c, EVP_mdc2(), NULL);
+    /* FIXME: use a ctl function? */
+    ((MDC2_CTX *)c.md_data)->pad_type = 2;
+    EVP_DigestUpdate(&c, (unsigned char *)text, strlen(text));
+    EVP_DigestFinal_ex(&c, &(md[0]), NULL);
+
+    if (memcmp(md, pad2, MDC2_DIGEST_LENGTH) != 0) {
+        for (i = 0; i < MDC2_DIGEST_LENGTH; i++)
+            printf("%02X", md[i]);
+        printf(" <- generated\n");
+        for (i = 0; i < MDC2_DIGEST_LENGTH; i++)
+            printf("%02X", pad2[i]);
+        printf(" <- correct\n");
+        ret = 1;
+    } else
+        printf("pad2 - ok\n");
+
+    EVP_MD_CTX_cleanup(&c);
+# ifdef OPENSSL_SYS_NETWARE
+    if (ret)
+        printf("ERROR: %d\n", ret);
+# endif
+    EXIT(ret);
+    return (ret);
+}
+#endif