1 64f7506b 2006-02-24 devnull typedef struct ZipHead	ZipHead;
 2 64f7506b 2006-02-24 devnull 
 3 64f7506b 2006-02-24 devnull enum
 4 64f7506b 2006-02-24 devnull {
 5 64f7506b 2006-02-24 devnull 	/*
 6 64f7506b 2006-02-24 devnull 	 * magic numbers
 7 64f7506b 2006-02-24 devnull 	 */
 8 64f7506b 2006-02-24 devnull 	ZHeader		= 0x04034b50,
 9 64f7506b 2006-02-24 devnull 	ZCHeader	= 0x02014b50,
10 64f7506b 2006-02-24 devnull 	ZECHeader	= 0x06054b50,
11 64f7506b 2006-02-24 devnull 
12 64f7506b 2006-02-24 devnull 	/*
13 64f7506b 2006-02-24 devnull 	 * "general purpose flag" bits
14 64f7506b 2006-02-24 devnull 	 */
15 64f7506b 2006-02-24 devnull 	ZEncrypted	= 1 << 0,
16 64f7506b 2006-02-24 devnull 	ZTrailInfo	= 1 << 3,	/* uncsize, csize, and crc are in trailer */
17 64f7506b 2006-02-24 devnull 	ZCompPatch	= 1 << 5,	/* compression patched data */
18 64f7506b 2006-02-24 devnull 
19 cbeb0b26 2006-04-01 devnull /*	ZCrcPoly	= 0xedb88320, */
20 cbeb0b26 2006-04-01 devnull #define	ZCrcPoly	0xedb88320
21 64f7506b 2006-02-24 devnull 
22 64f7506b 2006-02-24 devnull 	/*
23 64f7506b 2006-02-24 devnull 	 * compression method
24 64f7506b 2006-02-24 devnull 	 */
25 64f7506b 2006-02-24 devnull 	ZDeflate	= 8,
26 64f7506b 2006-02-24 devnull 
27 64f7506b 2006-02-24 devnull 	/*
28 64f7506b 2006-02-24 devnull 	 * internal file attributes
29 64f7506b 2006-02-24 devnull 	 */
30 64f7506b 2006-02-24 devnull 	ZIsText		= 1 << 0,
31 64f7506b 2006-02-24 devnull 
32 64f7506b 2006-02-24 devnull 	/*
33 64f7506b 2006-02-24 devnull 	 * file attribute interpretation, from high byte of version
34 64f7506b 2006-02-24 devnull 	 */
35 64f7506b 2006-02-24 devnull 	ZDos		= 0,
36 64f7506b 2006-02-24 devnull 	ZAmiga		= 1,
37 64f7506b 2006-02-24 devnull 	ZVMS		= 2,
38 64f7506b 2006-02-24 devnull 	ZUnix		= 3,
39 64f7506b 2006-02-24 devnull 	ZVMCMS		= 4,
40 64f7506b 2006-02-24 devnull 	ZAtariST	= 5,
41 64f7506b 2006-02-24 devnull 	ZOS2HPFS	= 6,
42 64f7506b 2006-02-24 devnull 	ZMac		= 7,
43 64f7506b 2006-02-24 devnull 	ZZsys		= 8,
44 64f7506b 2006-02-24 devnull 	ZCPM		= 9,
45 64f7506b 2006-02-24 devnull 	ZNtfs		= 10,
46 64f7506b 2006-02-24 devnull 
47 64f7506b 2006-02-24 devnull 	/*
48 64f7506b 2006-02-24 devnull 	 * external attribute flags for ZDos
49 64f7506b 2006-02-24 devnull 	 */
50 64f7506b 2006-02-24 devnull 	ZDROnly		= 0x01,
51 64f7506b 2006-02-24 devnull 	ZDHidden	= 0x02,
52 64f7506b 2006-02-24 devnull 	ZDSystem	= 0x04,
53 64f7506b 2006-02-24 devnull 	ZDVLable	= 0x08,
54 64f7506b 2006-02-24 devnull 	ZDDir		= 0x10,
55 64f7506b 2006-02-24 devnull 	ZDArch		= 0x20,
56 64f7506b 2006-02-24 devnull 
57 64f7506b 2006-02-24 devnull 	ZHeadSize	= 4 + 2 + 2 + 2 + 2 + 2 + 4 + 4 + 4 + 2 + 2,
58 64f7506b 2006-02-24 devnull 	ZHeadCrc	= 4 + 2 + 2 + 2 + 2 + 2,
59 64f7506b 2006-02-24 devnull 	ZTrailSize	= 4 + 4 + 4,
60 64f7506b 2006-02-24 devnull 	ZCHeadSize	= 4 + 2 + 2 + 2 + 2 + 2 + 2 + 4 + 4 + 4 + 2 + 2 + 2 + 2 + 2 + 4 + 4,
61 cbeb0b26 2006-04-01 devnull 	ZECHeadSize	= 4 + 2 + 2 + 2 + 2 + 4 + 4 + 2
62 64f7506b 2006-02-24 devnull };
63 64f7506b 2006-02-24 devnull 
64 64f7506b 2006-02-24 devnull /*
65 64f7506b 2006-02-24 devnull  * interesting info from a zip header
66 64f7506b 2006-02-24 devnull  */
67 64f7506b 2006-02-24 devnull struct ZipHead
68 64f7506b 2006-02-24 devnull {
69 64f7506b 2006-02-24 devnull 	int	madeos;			/* version made by */
70 64f7506b 2006-02-24 devnull 	int	madevers;
71 64f7506b 2006-02-24 devnull 	int	extos;			/* version needed to extract */
72 64f7506b 2006-02-24 devnull 	int	extvers;
73 64f7506b 2006-02-24 devnull 	int	flags;			/* general purpose bit flag */
74 64f7506b 2006-02-24 devnull 	int	meth;
75 64f7506b 2006-02-24 devnull 	int	modtime;
76 64f7506b 2006-02-24 devnull 	int	moddate;
77 64f7506b 2006-02-24 devnull 	ulong	crc;
78 64f7506b 2006-02-24 devnull 	ulong	csize;
79 64f7506b 2006-02-24 devnull 	ulong	uncsize;
80 64f7506b 2006-02-24 devnull 	int	iattr;
81 64f7506b 2006-02-24 devnull 	ulong	eattr;
82 64f7506b 2006-02-24 devnull 	ulong	off;
83 64f7506b 2006-02-24 devnull 	char	*file;
84 64f7506b 2006-02-24 devnull };