compiles again on win32, trashed mhash

git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/trunk@338 8a3a26a2-13c4-0310-b231-cf6edde360e5

libs/md4lib.h

@@ -0,0 +1,49 @@
+/*
+ * This is an OpenSSL-compatible implementation of the RSA Data Security,
+ * Inc. MD4 Message-Digest Algorithm.
+ *
+ * Written by Solar Designer <solar@openwall.com> in 2001, and placed in
+ * the public domain.  See md4.c for more information.
+ */
+
+#ifndef MD4_H
+#define MD4_H
+
+struct hash_method {
+	const char *name;
+	/* Number of bytes that must be allocated for context */
+	unsigned int context_size;
+	/* Number of bytes that must be allocated for result()'s digest */
+	unsigned int digest_size;
+
+	void (*init)(void *context);
+	void (*loop)(void *context, const void *data, size_t size);
+	void (*result)(void *context, unsigned char *digest_r);
+};
+
+const struct hash_method *hash_method_lookup(const char *name);
+
+/* NULL-terminated list of all hash methods */
+extern const struct hash_method *hash_methods[];
+
+typedef unsigned int uint_fast32_t;
+
+#define	MD4_RESULTLEN (128/8)
+
+struct md4_context {
+	uint_fast32_t lo, hi;
+	uint_fast32_t a, b, c, d;
+	unsigned char buffer[64];
+	uint_fast32_t block[MD4_RESULTLEN];
+};
+
+void md4_init(struct md4_context *ctx);
+void md4_update(struct md4_context *ctx, const void *data, size_t size);
+void md4_final(struct md4_context *ctx, unsigned char result[MD4_RESULTLEN]);
+
+void md4_get_digest(const void *data, size_t size,
+		    unsigned char result[MD4_RESULTLEN]);
+
+extern const struct hash_method hash_method_md4;
+
+#endif