Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!apple!stevec
From: stevec@Apple.COM (Steve Christensen)
Newsgroups: comp.sys.mac.programmer
Subject: Re: Size in bytes of Mac Pascal data types
Message-ID: <51693@apple.Apple.COM>
Date: 18 Apr 91 23:47:59 GMT
References: <3992@bruce.cs.monash.OZ.AU>
Organization: Apple Computer Inc., Cupertino, CA
Lines: 23

jonmc@bruce.cs.monash.OZ.AU (jon mccormack) writes:
>
>I'm trying to read a Mac data file on a Unix machine and I need to
>know the size in bytes of these data types (in Macintosh Pascal):

	WindowPtr	4 bytes
	WindowPeek	4	it's a pointer to a WindowRecord
	Ptr		4
	Size		4
	rgnHandle	4
	Rect		8	top,left,bottom,right (2 bytes each)
	ControlHandle	4
	Boolean		2	boolean value in first byte, garbage in second
	Str255		256	1 length byte followed by up to 255 characters

All handles and pointers are 4 bytes...

steve

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  Steve Christensen			Never hit a man with glasses.
  stevec@apple.com			Hit him with a baseball bat.