1 ff3adf60 2004-04-14 devnull typedef struct ZipHead	ZipHead;
 2 ff3adf60 2004-04-14 devnull 
 3 ff3adf60 2004-04-14 devnull enum
 4 ff3adf60 2004-04-14 devnull {
 5 ff3adf60 2004-04-14 devnull 	/*
 6 ff3adf60 2004-04-14 devnull 	 * magic numbers
 7 ff3adf60 2004-04-14 devnull 	 */
 8 ff3adf60 2004-04-14 devnull 	ZHeader		= 0x04034b50,
 9 ff3adf60 2004-04-14 devnull 	ZCHeader	= 0x02014b50,
10 ff3adf60 2004-04-14 devnull 	ZECHeader	= 0x06054b50,
11 ff3adf60 2004-04-14 devnull 
12 ff3adf60 2004-04-14 devnull 	/*
13 ff3adf60 2004-04-14 devnull 	 * "general purpose flag" bits
14 ff3adf60 2004-04-14 devnull 	 */
15 ff3adf60 2004-04-14 devnull 	ZEncrypted	= 1 << 0,
16 ff3adf60 2004-04-14 devnull 	ZTrailInfo	= 1 << 3,	/* uncsize, csize, and crc are in trailer */
17 ff3adf60 2004-04-14 devnull 	ZCompPatch	= 1 << 5,	/* compression patched data */
18 ff3adf60 2004-04-14 devnull 
19 a0f1e21f 2004-04-20 devnull /*	ZCrcPoly	= 0xedb88320, */
20 a0f1e21f 2004-04-20 devnull #define	ZCrcPoly	0xedb88320
21 ff3adf60 2004-04-14 devnull 
22 ff3adf60 2004-04-14 devnull 	/*
23 ff3adf60 2004-04-14 devnull 	 * compression method
24 ff3adf60 2004-04-14 devnull 	 */
25 ff3adf60 2004-04-14 devnull 	ZDeflate	= 8,
26 ff3adf60 2004-04-14 devnull 
27 ff3adf60 2004-04-14 devnull 	/*
28 ff3adf60 2004-04-14 devnull 	 * internal file attributes
29 ff3adf60 2004-04-14 devnull 	 */
30 ff3adf60 2004-04-14 devnull 	ZIsText		= 1 << 0,
31 ff3adf60 2004-04-14 devnull 
32 ff3adf60 2004-04-14 devnull 	/*
33 ff3adf60 2004-04-14 devnull 	 * file attribute interpretation, from high byte of version
34 ff3adf60 2004-04-14 devnull 	 */
35 ff3adf60 2004-04-14 devnull 	ZDos		= 0,
36 ff3adf60 2004-04-14 devnull 	ZAmiga		= 1,
37 ff3adf60 2004-04-14 devnull 	ZVMS		= 2,
38 ff3adf60 2004-04-14 devnull 	ZUnix		= 3,
39 ff3adf60 2004-04-14 devnull 	ZVMCMS		= 4,
40 ff3adf60 2004-04-14 devnull 	ZAtariST	= 5,
41 ff3adf60 2004-04-14 devnull 	ZOS2HPFS	= 6,
42 ff3adf60 2004-04-14 devnull 	ZMac		= 7,
43 ff3adf60 2004-04-14 devnull 	ZZsys		= 8,
44 ff3adf60 2004-04-14 devnull 	ZCPM		= 9,
45 ff3adf60 2004-04-14 devnull 	ZNtfs		= 10,
46 ff3adf60 2004-04-14 devnull 
47 ff3adf60 2004-04-14 devnull 	/*
48 ff3adf60 2004-04-14 devnull 	 * external attribute flags for ZDos
49 ff3adf60 2004-04-14 devnull 	 */
50 ff3adf60 2004-04-14 devnull 	ZDROnly		= 0x01,
51 ff3adf60 2004-04-14 devnull 	ZDHidden	= 0x02,
52 ff3adf60 2004-04-14 devnull 	ZDSystem	= 0x04,
53 ff3adf60 2004-04-14 devnull 	ZDVLable	= 0x08,
54 ff3adf60 2004-04-14 devnull 	ZDDir		= 0x10,
55 ff3adf60 2004-04-14 devnull 	ZDArch		= 0x20,
56 ff3adf60 2004-04-14 devnull 
57 ff3adf60 2004-04-14 devnull 	ZHeadSize	= 4 + 2 + 2 + 2 + 2 + 2 + 4 + 4 + 4 + 2 + 2,
58 ff3adf60 2004-04-14 devnull 	ZHeadCrc	= 4 + 2 + 2 + 2 + 2 + 2,
59 ff3adf60 2004-04-14 devnull 	ZTrailSize	= 4 + 4 + 4,
60 ff3adf60 2004-04-14 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 ff3adf60 2004-04-14 devnull };
63 ff3adf60 2004-04-14 devnull 
64 ff3adf60 2004-04-14 devnull /*
65 ff3adf60 2004-04-14 devnull  * interesting info from a zip header
66 ff3adf60 2004-04-14 devnull  */
67 ff3adf60 2004-04-14 devnull struct ZipHead
68 ff3adf60 2004-04-14 devnull {
69 ff3adf60 2004-04-14 devnull 	int	madeos;			/* version made by */
70 ff3adf60 2004-04-14 devnull 	int	madevers;
71 ff3adf60 2004-04-14 devnull 	int	extos;			/* version needed to extract */
72 ff3adf60 2004-04-14 devnull 	int	extvers;
73 ff3adf60 2004-04-14 devnull 	int	flags;			/* general purpose bit flag */
74 ff3adf60 2004-04-14 devnull 	int	meth;
75 ff3adf60 2004-04-14 devnull 	int	modtime;
76 ff3adf60 2004-04-14 devnull 	int	moddate;
77 ff3adf60 2004-04-14 devnull 	ulong	crc;
78 ff3adf60 2004-04-14 devnull 	ulong	csize;
79 ff3adf60 2004-04-14 devnull 	ulong	uncsize;
80 ff3adf60 2004-04-14 devnull 	int	iattr;
81 ff3adf60 2004-04-14 devnull 	ulong	eattr;
82 ff3adf60 2004-04-14 devnull 	ulong	off;
83 ff3adf60 2004-04-14 devnull 	char	*file;
84 ff3adf60 2004-04-14 devnull };