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+++ b/tests/test-hmac-md5.c
@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2005 Free Software Foundation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.  */
+
+/* Written by Simon Josefsson.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include "hmac.h"
+
+/* Test vectors from RFC 2104. */
+
+int
+main (int argc, char *argv[])
+{
+  {
+    /*
+       key =         0x0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b
+       key_len =     16 bytes
+       data =        "Hi There"
+       data_len =    8  bytes
+       digest =      0x9294727a3638bb1c13f48ef8158bfc9d
+     */
+    char *key =
+      "\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b";
+    size_t key_len = 16;
+    char *data = "Hi There";
+    size_t data_len = 8;
+    char *digest =
+      "\x92\x94\x72\x7a\x36\x38\xbb\x1c\x13\xf4\x8e\xf8\x15\x8b\xfc\x9d";
+    char out[16];
+
+    if (hmac_md5 (key, key_len, data, data_len, out) != 0)
+      {
+	printf ("call failure\n");
+	return 1;
+      }
+
+    if (memcmp (digest, out, 16) != 0)
+      {
+	size_t i;
+	printf ("hash 1 missmatch. expected:\n");
+	for (i = 0; i < 16; i++)
+	  printf ("%02x ", digest[i] & 0xFF);
+	printf ("\ncomputed:\n");
+	for (i = 0; i < 16; i++)
+	  printf ("%02x ", out[i] & 0xFF);
+	printf ("\n");
+	return 1;
+      }
+  }
+
+  {
+    /*
+       key =         "Jefe"
+       data =        "what do ya want for nothing?"
+       data_len =    28 bytes
+       digest =      0x750c783e6ab0b503eaa86e310a5db738
+     */
+    char *key = "Jefe";
+    size_t key_len = 4;
+    char *data = "what do ya want for nothing?";
+    size_t data_len = 28;
+    char *digest =
+      "\x75\x0c\x78\x3e\x6a\xb0\xb5\x03\xea\xa8\x6e\x31\x0a\x5d\xb7\x38";
+    char out[16];
+
+    if (hmac_md5 (key, key_len, data, data_len, out) != 0)
+      {
+	printf ("call failure\n");
+	return 1;
+      }
+
+    if (memcmp (digest, out, 16) != 0)
+      {
+	size_t i;
+	printf ("hash 2 missmatch. expected:\n");
+	for (i = 0; i < 16; i++)
+	  printf ("%02x ", digest[i] & 0xFF);
+	printf ("\ncomputed:\n");
+	for (i = 0; i < 16; i++)
+	  printf ("%02x ", out[i] & 0xFF);
+	printf ("\n");
+	return 1;
+      }
+  }
+
+  {
+    /*
+       key =         0xAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+       key_len       16 bytes
+       data =        0xDDDDDDDDDDDDDDDDDDDD...
+       ..DDDDDDDDDDDDDDDDDDDD...
+       ..DDDDDDDDDDDDDDDDDDDD...
+       ..DDDDDDDDDDDDDDDDDDDD...
+       ..DDDDDDDDDDDDDDDDDDDD
+       data_len =    50 bytes
+       digest =      0x56be34521d144c88dbb8c733f0e8b3f6
+     */
+    char *key =
+      "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA";
+    size_t key_len = 16;
+    char *data = "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
+      "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
+      "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
+      "\xDD\xDD";
+    size_t data_len = 50;
+    char *digest =
+      "\x56\xbe\x34\x52\x1d\x14\x4c\x88\xdb\xb8\xc7\x33\xf0\xe8\xb3\xf6";
+    char out[16];
+
+    if (hmac_md5 (key, key_len, data, data_len, out) != 0)
+      {
+	printf ("call failure\n");
+	return 1;
+      }
+
+    if (memcmp (digest, out, 16) != 0)
+      {
+	size_t i;
+	printf ("hash 3 missmatch. expected:\n");
+	for (i = 0; i < 16; i++)
+	  printf ("%02x ", digest[i] & 0xFF);
+	printf ("\ncomputed:\n");
+	for (i = 0; i < 16; i++)
+	  printf ("%02x ", out[i] & 0xFF);
+	printf ("\n");
+	return 1;
+      }
+  }
+
+  return 0;
+}