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75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
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/* $Id: zipfile.h,v 1.1.1.1 1999/12/06 03:09:11 toast Exp $
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$Log: zipfile.h,v $
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Revision 1.1.1.1 1999/12/06 03:09:11 toast
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initial checkin..
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Revision 1.6 1999/05/10 08:33:08 burnsbr
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added UNPACK_UB4 and UNPACK_UB2
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Revision 1.5 1999/04/26 02:36:34 burnsbr
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added LOC_EXTRA macro
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Revision 1.4 1999/04/23 12:01:19 burnsbr
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added more defines
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*/
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/*
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zipfile.h - defines for indexing zipfile headers
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Copyright (C) 1999 Bryan Burns
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#define LOC_EXTRA 6 /* extra bytes */
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#define LOC_COMP 8 /* compression method */
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#define LOC_MODTIME 10 /* last modification time */
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#define LOC_MODDATE 12 /* last modification date */
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#define LOC_CRC 14 /* CRC */
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#define LOC_CSIZE 18 /* compressed size */
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#define LOC_USIZE 22 /* uncompressed size */
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#define LOC_FNLEN 26 /* filename length */
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#define LOC_EFLEN 28 /* extra-field length */
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#define CEN_COMP 10 /* compression method */
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#define CEN_MODTIME 12
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#define CEN_MODDATE 14
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#define CEN_CRC 16
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#define CEN_CSIZE 20
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#define CEN_USIZE 24
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#define CEN_FNLEN 28
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#define CEN_EFLEN 30
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#define CEN_COMLEN 32
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#define CEN_OFFSET 42
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/* macros */
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#define PACK_UB4(d, o, v) d[o] = (ub1)((v) & 0x000000ff); \
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d[o + 1] = (ub1)(((v) & 0x0000ff00) >> 8); \
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d[o + 2] = (ub1)(((v) & 0x00ff0000) >> 16); \
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d[o + 3] = (ub1)(((v) & 0xff000000) >> 24)
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#define PACK_UB2(d, o, v) d[o] = (ub1)((v) & 0x00ff); \
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d[o + 1] = (ub1)(((v) & 0xff00) >> 8)
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#define UNPACK_UB4(s, o) (ub4)s[o] + (((ub4)s[o + 1]) << 8) +\
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(((ub4)s[o + 2]) << 16) + (((ub4)s[o + 3]) << 24)
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#define UNPACK_UB2(s, o) (ub2)s[o] + (((ub2)s[o + 1]) << 8)
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