fastjar/zipfile.h

   1 /* $Id: zipfile.h,v 1.1.1.1 1999/12/06 03:09:11 toast Exp $
   2
   3    $Log: zipfile.h,v $
   4    Revision 1.1.1.1  1999/12/06 03:09:11  toast
   5    initial checkin..
   6
   7
   8
   9    Revision 1.6  1999/05/10 08:33:08  burnsbr
  10    added UNPACK_UB4 and UNPACK_UB2
  11
  12    Revision 1.5  1999/04/26 02:36:34  burnsbr
  13    added LOC_EXTRA macro
  14
  15    Revision 1.4  1999/04/23 12:01:19  burnsbr
  16    added more defines
  17
  18
  19 */
  20
  21 /*
  22   zipfile.h - defines for indexing zipfile headers
  23   Copyright (C) 1999  Bryan Burns
  24
  25   This program is free software; you can redistribute it and/or
  26   modify it under the terms of the GNU General Public License
  27   as published by the Free Software Foundation; either version 2
  28   of the License, or (at your option) any later version.
  29
  30   This program is distributed in the hope that it will be useful,
  31   but WITHOUT ANY WARRANTY; without even the implied warranty of
  32   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  33   GNU General Public License for more details.
  34
  35   You should have received a copy of the GNU General Public License
  36   along with this program; if not, write to the Free Software
  37   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  38  */
  39
  40 #define LOC_EXTRA   6  /* extra bytes */
  41 #define LOC_COMP    8  /* compression method */
  42 #define LOC_MODTIME 10 /* last modification time */
  43 #define LOC_MODDATE 12 /* last modification date */
  44 #define LOC_CRC     14 /* CRC */
  45 #define LOC_CSIZE   18 /* compressed size */
  46 #define LOC_USIZE   22 /* uncompressed size */
  47 #define LOC_FNLEN   26 /* filename length */
  48 #define LOC_EFLEN   28 /* extra-field length */
  49
  50 #define CEN_FLAGS    8
  51 #define CEN_COMP    10 /* compression method */
  52 #define CEN_MODTIME 12
  53 #define CEN_MODDATE 14
  54 #define CEN_CRC     16
  55 #define CEN_CSIZE   20
  56 #define CEN_USIZE   24
  57 #define CEN_FNLEN   28
  58 #define CEN_EFLEN   30
  59 #define CEN_COMLEN  32
  60 #define CEN_OFFSET  42
  61
  62
  63 /* macros */
  64 #define PACK_UB4(d, o, v) d[o] = (ub1)((v) & 0x000000ff); \
  65                           d[o + 1] = (ub1)(((v) & 0x0000ff00) >> 8); \
  66                           d[o + 2] = (ub1)(((v) & 0x00ff0000) >> 16); \
  67                           d[o + 3] = (ub1)(((v) & 0xff000000) >> 24)
  68
  69 #define PACK_UB2(d, o, v) d[o] = (ub1)((v) & 0x00ff); \
  70                           d[o + 1] = (ub1)(((v) & 0xff00) >> 8)
  71
  72 #define UNPACK_UB4(s, o) (ub4)s[o] + (((ub4)s[o + 1]) << 8) +\
  73                          (((ub4)s[o + 2]) << 16) + (((ub4)s[o + 3]) << 24)
  74
  75 #define UNPACK_UB2(s, o)  (ub2)s[o] + (((ub2)s[o + 1]) << 8)