| 1 | /* $Id: zipfile.h,v 1.1.1.1 1999/12/06 03:09:11 toast Exp $
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| 2 |
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| 3 | $Log: zipfile.h,v $
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| 4 | Revision 1.1.1.1 1999/12/06 03:09:11 toast
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| 5 | initial checkin..
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| 6 |
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| 7 |
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| 8 |
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| 9 | Revision 1.6 1999/05/10 08:33:08 burnsbr
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| 10 | added UNPACK_UB4 and UNPACK_UB2
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| 11 |
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| 12 | Revision 1.5 1999/04/26 02:36:34 burnsbr
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| 13 | added LOC_EXTRA macro
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| 14 |
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| 15 | Revision 1.4 1999/04/23 12:01:19 burnsbr
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| 16 | added more defines
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| 17 |
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| 18 |
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| 19 | */
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| 20 |
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| 21 | /*
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| 22 | zipfile.h - defines for indexing zipfile headers
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| 23 | Copyright (C) 1999 Bryan Burns
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| 24 |
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| 25 | This program is free software; you can redistribute it and/or
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| 26 | modify it under the terms of the GNU General Public License
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| 27 | as published by the Free Software Foundation; either version 2
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| 28 | of the License, or (at your option) any later version.
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| 29 |
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| 30 | This program is distributed in the hope that it will be useful,
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| 31 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 32 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 33 | GNU General Public License for more details.
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| 34 |
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| 35 | You should have received a copy of the GNU General Public License
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| 36 | along with this program; if not, write to the Free Software
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| 37 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 38 | */
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| 39 |
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| 40 | #define LOC_EXTRA 6 /* extra bytes */
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| 41 | #define LOC_COMP 8 /* compression method */
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| 42 | #define LOC_MODTIME 10 /* last modification time */
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| 43 | #define LOC_MODDATE 12 /* last modification date */
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| 44 | #define LOC_CRC 14 /* CRC */
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| 45 | #define LOC_CSIZE 18 /* compressed size */
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| 46 | #define LOC_USIZE 22 /* uncompressed size */
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| 47 | #define LOC_FNLEN 26 /* filename length */
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| 48 | #define LOC_EFLEN 28 /* extra-field length */
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| 49 |
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| 50 | #define CEN_COMP 10 /* compression method */
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| 51 | #define CEN_MODTIME 12
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| 52 | #define CEN_MODDATE 14
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| 53 | #define CEN_CRC 16
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| 54 | #define CEN_CSIZE 20
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| 55 | #define CEN_USIZE 24
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| 56 | #define CEN_FNLEN 28
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| 57 | #define CEN_EFLEN 30
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| 58 | #define CEN_COMLEN 32
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| 59 | #define CEN_OFFSET 42
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| 60 |
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| 61 |
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| 62 | /* macros */
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| 63 | #define PACK_UB4(d, o, v) d[o] = (ub1)((v) & 0x000000ff); \
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| 64 | d[o + 1] = (ub1)(((v) & 0x0000ff00) >> 8); \
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| 65 | d[o + 2] = (ub1)(((v) & 0x00ff0000) >> 16); \
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| 66 | d[o + 3] = (ub1)(((v) & 0xff000000) >> 24)
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| 67 |
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| 68 | #define PACK_UB2(d, o, v) d[o] = (ub1)((v) & 0x00ff); \
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| 69 | d[o + 1] = (ub1)(((v) & 0xff00) >> 8)
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| 70 |
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| 71 | #define UNPACK_UB4(s, o) (ub4)s[o] + (((ub4)s[o + 1]) << 8) +\
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| 72 | (((ub4)s[o + 2]) << 16) + (((ub4)s[o + 3]) << 24)
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| 73 |
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| 74 | #define UNPACK_UB2(s, o) (ub2)s[o] + (((ub2)s[o + 1]) << 8)
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