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/* $Id: zipfile.h,v 1.1.1.1 1999/12/06 03:09:11 toast Exp $
$Log: zipfile.h,v $
Revision 1.1.1.1 1999/12/06 03:09:11 toast
initial checkin..
Revision 1.6 1999/05/10 08:33:08 burnsbr
added UNPACK_UB4 and UNPACK_UB2
Revision 1.5 1999/04/26 02:36:34 burnsbr
added LOC_EXTRA macro
Revision 1.4 1999/04/23 12:01:19 burnsbr
added more defines
*/
/*
zipfile.h - defines for indexing zipfile headers
Copyright (C) 1999 Bryan Burns
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#define LOC_EXTRA 6 /* extra bytes */
#define LOC_COMP 8 /* compression method */
#define LOC_MODTIME 10 /* last modification time */
#define LOC_MODDATE 12 /* last modification date */
#define LOC_CRC 14 /* CRC */
#define LOC_CSIZE 18 /* compressed size */
#define LOC_USIZE 22 /* uncompressed size */
#define LOC_FNLEN 26 /* filename length */
#define LOC_EFLEN 28 /* extra-field length */
#define CEN_FLAGS 8
#define CEN_COMP 10 /* compression method */
#define CEN_MODTIME 12
#define CEN_MODDATE 14
#define CEN_CRC 16
#define CEN_CSIZE 20
#define CEN_USIZE 24
#define CEN_FNLEN 28
#define CEN_EFLEN 30
#define CEN_COMLEN 32
#define CEN_OFFSET 42
/* macros */
#define PACK_UB4(d, o, v) d[o] = (ub1)((v) & 0x000000ff); \
d[o + 1] = (ub1)(((v) & 0x0000ff00) >> 8); \
d[o + 2] = (ub1)(((v) & 0x00ff0000) >> 16); \
d[o + 3] = (ub1)(((v) & 0xff000000) >> 24)
#define PACK_UB2(d, o, v) d[o] = (ub1)((v) & 0x00ff); \
d[o + 1] = (ub1)(((v) & 0xff00) >> 8)
#define UNPACK_UB4(s, o) (ub4)s[o] + (((ub4)s[o + 1]) << 8) +\
(((ub4)s[o + 2]) << 16) + (((ub4)s[o + 3]) << 24)
#define UNPACK_UB2(s, o) (ub2)s[o] + (((ub2)s[o + 1]) << 8)
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