/* Functions to compute MD4 message digest of files or memory blocks.
according to the definition of MD4 in RFC 1320 from April 1992.
- Copyright (C) 1995,1996,1997,1999,2000,2001,2002,2003,2005
+ Copyright (C) 1995,1996,1997,1999,2000,2001,2002,2003,2005,2006
Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
return 0;
}
-/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
+/* Compute MD4 message digest for LEN bytes beginning at BUFFER. The
result is always in little endian byte order, so that a byte-wise
output yields to the wanted ASCII representation of the message
digest. */
/* --- Code below is the primary difference between md5.c and md4.c --- */
/* MD4 round constants */
-#define K1 0x5a827999L
-#define K2 0x6ed9eba1L
+#define K1 0x5a827999
+#define K2 0x6ed9eba1
/* Round functions. */
#define F(x, y, z) ((z) ^ ((x) & ((y) ^ (z))))
#define G(x, y, z) (((x) & (y)) | ((x) & (z)) | ((y) & (z)))
#define H(x, y, z) ((x) ^ (y) ^ (z))
-#define rol(x,n) ( ((x) << (n)) | ((x) >> (32-(n))) )
+#define rol(x, n) (((x) << (n)) | ((uint32_t) (x) >> (32 - (n))))
#define R1(a,b,c,d,k,s) a=rol(a+F(b,c,d)+x[k],s);
#define R2(a,b,c,d,k,s) a=rol(a+G(b,c,d)+x[k]+K1,s);
#define R3(a,b,c,d,k,s) a=rol(a+H(b,c,d)+x[k]+K2,s);