gcc/java/zipfile.h

   1 /* Definitions for using a zipped' archive.
   2
   3    Copyright (C) 1996, 1997, 1998, 1999, 2000  Free Software Foundation, Inc.
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2, or (at your option)
   8 any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GNU CC; see the file COPYING.  If not, write to
  17 the Free Software Foundation, 59 Temple Place - Suite 330,
  18 Boston, MA 02111-1307, USA.
  19
  20 Java and all Java-based marks are trademarks or registered trademarks
  21 of Sun Microsystems, Inc. in the United States and other countries.
  22 The Free Software Foundation is independent of Sun Microsystems, Inc.  */
  23
  24 struct ZipFile {
  25   char *name;
  26   int fd;
  27   long size;
  28   long count;
  29   long dir_size;
  30   char *central_directory;
  31
  32   /* Chain together in SeenZipFiles. */
  33   struct ZipFile *next;
  34 };
  35
  36 typedef struct ZipFile ZipFile;
  37
  38 struct ZipDirectory {
  39   int direntry_size;
  40   int filename_offset;
  41   int compression_method;
  42   unsigned size; /* length of file */
  43   unsigned uncompressed_size; /* length of uncompressed data */
  44   unsigned filestart;  /* start of file in archive */
  45   ZipFile *zipf;
  46   int filename_length;
  47   /* char mid_padding[...]; */
  48   /* char filename[filename_length]; */
  49   /* char end_padding[...]; */
  50 };
  51
  52 typedef struct ZipDirectory ZipDirectory;
  53
  54 extern struct ZipFile *SeenZipFiles;
  55
  56 #define ZIPDIR_FILENAME(ZIPD) ((char*)(ZIPD)+(ZIPD)->filename_offset)
  57 #define ZIPDIR_NEXT(ZIPD) \
  58    ((ZipDirectory*)((char*)(ZIPD)+(ZIPD)->direntry_size))
  59 #define ZIPMAGIC 0x504b0304
  60
  61 extern ZipFile * opendir_in_zip PARAMS ((const char *, int));
  62 extern int read_zip_archive PARAMS ((ZipFile *));
  63 #ifdef JCF_H
  64 extern int read_zip_member PARAMS ((JCF*, ZipDirectory*, ZipFile *));
  65 extern int open_in_zip PARAMS ((struct JCF *, const char *,
  66                                const char *, int));
  67 #endif