initial commit, resurrect one of my realy old projects

1 files changed, 41 insertions, 0 deletions

diff --git a/md5.h b/md5.h
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+/* 
+ * Cryptographic API.
+ *
+ * MD5 Message Digest Algorithm (RFC1321).
+ *
+ * Derived from cryptoapi implementation, originally based on the
+ * public domain implementation written by Colin Plumb in 1993.
+ *
+ * Copyright (c) Cryptoapi developers.
+ * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
+ * 
+ * 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 of the License, or (at your option) 
+ * any later version.
+ *
+ */
+#ifndef _MD5_
+#define _MD5_
+
+#include "uint.h"
+
+#define MD5_DIGEST_SIZE		16
+#define MD5_HMAC_BLOCK_SIZE	64
+#define MD5_BLOCK_WORDS		16
+#define MD5_HASH_WORDS		4
+
+struct md5_ctx {
+	u32 hash[MD5_HASH_WORDS];
+	u32 block[MD5_BLOCK_WORDS];
+	u64 byte_count;
+};
+
+
+void md5_init(void *ctx);
+
+void md5_update(void *ctx, const u8 *data, unsigned int len);
+
+void md5_final(void *ctx, u8 *out);
+
+#endif