SHA & MD5 libs: changing headers

lib/md5.c

@@ -1,22 +1,13 @@
 /*
- * This code implements the MD5 message-digest algorithm.
+ *	BIRD -- MD5 Hash Function and HMAC-MD5 Function
- * The algorithm is due to Ron Rivest.  This code was
- * written by Colin Plumb in 1993, no copyright is claimed.
- * This code is in the public domain; do with it what you wish.
  *
- * Equivalent code is available from RSA Data Security, Inc.
+ *	(c) 2015 CZ.NIC z.s.p.o.
- * This code has been tested against that, and is equivalent,
- * except that you don't need to include two pages of legalese
- * with every copy.
  *
- * To compute the message digest of a chunk of bytes, declare an
- * MD5Context structure, pass it to MD5Init, call MD5Update as
- * needed on buffers full of bytes, and then call MD5Final, which
- * will fill a supplied 16-byte array with the digest.
- */
-
-/*
  *	Adapted for BIRD by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
+ *
+ *	The code was written by Colin Plumb in 1993, no copyright is claimed.
+ *
+ *	Can be freely distributed and used under the terms of the GNU GPL.
  */
 
 #include "nest/bird.h"

lib/md5.h

@@ -1,5 +1,12 @@
-#ifndef MD5_H
+/*
-#define MD5_H
+ *	BIRD -- MD5 Hash Function and HMAC-MD5 Function
+ *
+ *	(c) 2015 CZ.NIC z.s.p.o.
+ *
+ *	Adapted for BIRD by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
+ *
+ *	Can be freely distributed and used under the terms of the GNU GPL.
+ */
 
 struct MD5Context {
 	u32 buf[4];
@@ -13,4 +20,4 @@ void MD5Update(struct MD5Context *context, unsigned char const *buf,
 void MD5Final(unsigned char digest[16], struct MD5Context *context);
 void MD5Transform(u32 buf[4], u32 const in[16]);
 
-#endif /* !MD5_H */
+#endif /* _BIRD_MD5_H_ */

lib/md5_test.c

@@ -1,5 +1,5 @@
 /*
- *	BIRD Library -- MD5 message-digest algorithm Tests
+ *	BIRD -- MD5 and HMAC-MD5 Tests
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha1.c

@@ -1,5 +1,5 @@
 /*
- *	BIRD -- SHA-1 Hash Function (FIPS 180-1, RFC 3174)
+ *	BIRD -- SHA-1 Hash Function (FIPS 180-1, RFC 3174) and HMAC-SHA-1
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *
@@ -267,6 +267,10 @@ sha1_final(sha1_context *hd)
   return hd->buf;
 }
 
+/**
+ * 	SHA1-HMAC
+ */
+
 /*
  * Shortcut function which puts the hash value of the supplied buffer
  * into outbuf which must have a size of 20 bytes.

lib/sha1.h

@@ -1,5 +1,5 @@
 /*
- *	BIRD -- SHA-1 Hash Function (FIPS 180-1, RFC 3174)
+ *	BIRD -- SHA-1 Hash Function (FIPS 180-1, RFC 3174) and HMAC-SHA-1
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha1_test.c

@@ -1,5 +1,5 @@
 /*
- *	BIRD Library -- SHA-1 Hash Function Tests
+ *	BIRD -- SHA-1 and HMAC-SHA-1 Tests
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha256.c

@@ -1,5 +1,6 @@
 /*
- *	BIRD -- SHA256 and SHA224 Hash Functions
+ *	BIRD -- SHA-256 and SHA-224 Hash Functions,
+ *		HMAC-SHA-256 and HMAC-SHA-224 Functions
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha256.h

@@ -1,5 +1,6 @@
 /*
- *	BIRD -- SHA256 and SHA224 Hash Functions
+ *	BIRD -- SHA-256 and SHA-224 Hash Functions,
+ *		HMAC-SHA-256 and HMAC-SHA-224 Functions
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha256_test.c

@@ -1,5 +1,5 @@
 /*
- *	BIRD Library -- SHA256 and SHA224 Hash Functions Tests
+ *	BIRD -- SHA-256, SHA-224, HMAC-SHA-256 and HMAC-SHA224 Tests
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha512.c

@@ -1,5 +1,6 @@
 /*
- *	BIRD -- SHA512 and SHA384 Hash Functions
+ *	BIRD -- SHA-512 and SHA-384 Hash Functions,
+ *		HMAC-SHA-512 and HMAC-SHA-384 Functions
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha512.h

@@ -1,5 +1,6 @@
 /*
- *	BIRD -- SHA512 and SHA384 Hash Functions
+ *	BIRD -- SHA-512 and SHA-384 Hash Functions,
+ *		HMAC-SHA-512 and HMAC-SHA-384 Functions
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *

lib/sha512_test.c

@@ -1,5 +1,5 @@
 /*
- *	BIRD Library -- SHA512 and SHA384 Hash Functions Tests
+ *	BIRD -- SHA-512, SHA-384, HMAC-SHA-512 and HMAC-SHA-384 Tests
  *
  *	(c) 2015 CZ.NIC z.s.p.o.
  *