Subversion Repositories planix.SVN

Rev

Rev 2 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
2 - 1 
typedef struct ZipHead	ZipHead;
2 
 
3 
enum
4 
{
5 
	/*
6 
	 * magic numbers
7 
	 */
8 
	ZHeader		= 0x04034b50,
9 
	ZCHeader	= 0x02014b50,
10 
	ZECHeader	= 0x06054b50,
11 
 
12 
	/*
13 
	 * "general purpose flag" bits
14 
	 */
15 
	ZEncrypted	= 1 << 0,
16 
	ZTrailInfo	= 1 << 3,	/* uncsize, csize, and crc are in trailer */
17 
	ZCompPatch	= 1 << 5,	/* compression patched data */
18 
 
19 
	ZCrcPoly	= 0xedb88320,
20 
 
21 
	/*
22 
	 * compression method
23 
	 */
24 
	ZDeflate	= 8,
25 
 
26 
	/*
27 
	 * internal file attributes
28 
	 */
29 
	ZIsText		= 1 << 0,
30 
 
31 
	/*
32 
	 * file attribute interpretation, from high byte of version
33 
	 */
34 
	ZDos		= 0,
35 
	ZAmiga		= 1,
36 
	ZVMS		= 2,
37 
	ZUnix		= 3,
38 
	ZVMCMS		= 4,
39 
	ZAtariST	= 5,
40 
	ZOS2HPFS	= 6,
41 
	ZMac		= 7,
42 
	ZZsys		= 8,
43 
	ZCPM		= 9,
44 
	ZNtfs		= 10,
45 
 
46 
	/*
47 
	 * external attribute flags for ZDos
48 
	 */
49 
	ZDROnly		= 0x01,
50 
	ZDHidden	= 0x02,
51 
	ZDSystem	= 0x04,
52 
	ZDVLable	= 0x08,
53 
	ZDDir		= 0x10,
54 
	ZDArch		= 0x20,
55 
 
56 
	ZHeadSize	= 4 + 2 + 2 + 2 + 2 + 2 + 4 + 4 + 4 + 2 + 2,
57 
	ZHeadCrc	= 4 + 2 + 2 + 2 + 2 + 2,
58 
	ZTrailSize	= 4 + 4 + 4,
59 
	ZCHeadSize	= 4 + 2 + 2 + 2 + 2 + 2 + 2 + 4 + 4 + 4 + 2 + 2 + 2 + 2 + 2 + 4 + 4,
60 
	ZECHeadSize	= 4 + 2 + 2 + 2 + 2 + 4 + 4 + 2,
61 
};
62 
 
63 
/*
64 
 * interesting info from a zip header
65 
 */
66 
struct ZipHead
67 
{
68 
	int	madeos;			/* version made by */
69 
	int	madevers;
70 
	int	extos;			/* version needed to extract */
71 
	int	extvers;
72 
	int	flags;			/* general purpose bit flag */
73 
	int	meth;
74 
	int	modtime;
75 
	int	moddate;
76 
	ulong	crc;
77 
	ulong	csize;
78 
	ulong	uncsize;
79 
	int	iattr;
80 
	ulong	eattr;
81 
	ulong	off;
82 
	char	*file;
83 
};