[Extractor-gtk-cvslog] SF.net SVN: extractor-gtk: [48] trunk/extractor/helpers.h

[<som...@us...>]

Revision: 48
          http://extractor-gtk.svn.sourceforge.net/extractor-gtk/?rev=48&view=rev
Author:   someone-guy
Date:     2008-02-19 12:08:31 -0800 (Tue, 19 Feb 2008)

Log Message:
-----------
Make TAG macro safer and add HUGETAG

Modified Paths:
--------------
    trunk/extractor/helpers.h

Modified: trunk/extractor/helpers.h
===================================================================
--- trunk/extractor/helpers.h	2007-10-03 21:25:23 UTC (rev 47)
+++ trunk/extractor/helpers.h	2008-02-19 20:08:31 UTC (rev 48)
@@ -6,7 +6,8 @@
 uint32_t peek_le32(FILE *f);
 uint32_t read_be32(FILE *f);
 int fcopy(FILE *in, FILE *out, int len);
-#define TAG(a, b, c, d) ((uint32_t)(a << 8 | b) << 16 | (c << 8 | d))
+#define TAG(a, b, c, d) ((uint32_t)((a) << 8 | (b)) << 16 | ((c) << 8 | (d)))
+#define HUGETAG(a, b, c, d, e, f, g, h) (((uint64_t)(TAG(a, b, c, d)) << 32) | TAG(e, f, g, h))
 
 struct file_s;
 void default_free_list(struct file_s *list);


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