Release-1.3.4-20031112

1 files changed, 16 insertions, 103 deletions

diff --git a/libmd5/md5_loc.h b/libmd5/md5_loc.h
index 3d6e2b6..464e3d1 100644
--- a/libmd5/md5_loc.h
+++ b/libmd5/md5_loc.h
@@ -1,114 +1,27 @@
-/*
- * Local defines for the md5 functions.
- *
- * $Id$
- */
+/* GLOBAL.H - RSAREF types and constants */
 
-/*
- * Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
- * rights reserved.
- *
- * License to copy and use this software is granted provided that it is
- * identified as the "RSA Data Security, Inc. MD5 Message-Digest
- * Algorithm" in all material mentioning or referencing this software
- * or this function.
- *
- * License is also granted to make and use derivative works provided that
- * such works are identified as "derived from the RSA Data Security,
- * Inc. MD5 Message-Digest Algorithm" in all material mentioning or
- * referencing the derived work.
- *
- * RSA Data Security, Inc. makes no representations concerning either the
- * merchantability of this software or the suitability of this
- * software for any particular purpose. It is provided "as is" without
- * express or implied warranty of any kind.
- *
- * These notices must be retained in any copies of any part of this
- * documentation and/or software.
+/* Copyright (C) RSA Laboratories, a division of RSA Data Security,
+   Inc., created 1991. All rights reserved.
  */
 
-#ifndef __MD5_LOC_H__
-#define __MD5_LOC_H__
+#ifndef _MD5LOC_H
+#define _MD5LOC_H
 
-#ifdef __cplusplus
-extern "C" {
-#endif
+/* POINTER defines a generic pointer type */
+typedef unsigned char *POINTER;
 
-#define HEX_STRING	"0123456789abcdef"	/* to convert to hex */
-#define BLOCK_SIZE_MASK	(MD5_BLOCK_SIZE - 1)
+/* UINT2 defines a two byte word */
+typedef unsigned short int UINT2;
 
-/*
- * Define my endian-ness.  Could not do in a portable manner using the
- * include files -- grumble.
- */
-#if defined(__alpha) || defined(WIN32) || defined(__i386__)
-/*
- * little endian
- */
-#define SWAP(n)	(n)
-#endif
+/* UINT4 defines a four byte word */
+typedef unsigned long int UINT4;
 
-#ifdef __sparc
-/*
- * big endian - big is better
- */
-#define SWAP(n)	\
-    (((n) << 24) | (((n) & 0xff00) << 8) | (((n) >> 8) & 0xff00) | ((n) >> 24))
+#ifndef NULL_PTR
+#define NULL_PTR ((POINTER)0)
 #endif
 
-/*
- * These are the four functions used in the four steps of the MD5
- * algorithm and defined in the RFC 1321.  The first function is a
- * little bit optimized (as found in Colin Plumbs public domain
- * implementation).
- */
-/* #define FF(b, c, d) ((b & c) | (~b & d)) */
-#define FF(b, c, d)	(d ^ (b & (c ^ d)))
-#define FG(b, c, d)	FF(d, b, c)
-#define FH(b, c, d)	(b ^ c ^ d)
-#define FI(b, c, d)	(c ^ (b | ~d))
-
-/*
- * It is unfortunate that C does not provide an operator for cyclic
- * rotation.  Hope the C compiler is smart enough.  -- Modified to
- * remove the w = at the front - Gray 2/97
- */
-#define CYCLIC(w, s)	((w << s) | (w >> (32 - s)))
-
-/*
- * First Round: using the given function, the context and a constant
- * the next context is computed.  Because the algorithms processing
- * unit is a 32-bit word and it is determined to work on words in
- * little endian byte order we perhaps have to change the byte order
- * before the computation.  To reduce the work for the next steps we
- * store the swapped words in the array CORRECT_WORDS. -- Modified to
- * fix the handling of unaligned buffer spaces - Gray 7/97
- */
-#define OP1(a, b, c, d, b_p, c_p, s, T)				\
-     do {							\
-       memcpy(c_p, b_p, sizeof(md5_uint32));       		\
-       *c_p = SWAP(*c_p);					\
-       a += FF (b, c, d) + *c_p + T;				\
-       a = CYCLIC (a, s);					\
-       a += b;							\
-       b_p = (char *)b_p + sizeof(md5_uint32);			\
-       c_p++;							\
-    } while (0)
-
-/*
- * Second to Fourth Round: we have the possibly swapped words in
- * CORRECT_WORDS.  Redefine the macro to take an additional first
- * argument specifying the function to use.
- */
-#define OP234(FUNC, a, b, c, d, k, s, T)		\
-    do { 						\
-      a += FUNC (b, c, d) + k + T;			\
-      a = CYCLIC (a, s);				\
-      a += b;						\
-    } while (0)
-
-#ifdef __cplusplus
-}
+#ifndef UNUSED_ARG
+#define UNUSED_ARG(x) x = *(&x);
 #endif
 
-#endif /* ! __MD5_LOC_H__ */
+#endif /* end _GLOBAL_H_ */