gcc/java/zipfile.h

   1 /* Definitions for using a zipped' archive.
   2    Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003
   3    Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.
  21
  22 Java and all Java-based marks are trademarks or registered trademarks
  23 of Sun Microsystems, Inc. in the United States and other countries.
  24 The Free Software Foundation is independent of Sun Microsystems, Inc.  */
  25
  26 struct ZipFile {
  27   char *name;
  28   int fd;
  29   long size;
  30   long count;
  31   long dir_size;
  32   char *central_directory;
  33
  34   /* Chain together in SeenZipFiles. */
  35   struct ZipFile *next;
  36 };
  37
  38 typedef struct ZipFile ZipFile;
  39
  40 struct ZipDirectory {
  41   int direntry_size;
  42   int filename_offset;
  43   int compression_method;
  44   unsigned size; /* length of file */
  45   unsigned uncompressed_size; /* length of uncompressed data */
  46   unsigned filestart;  /* start of file in archive */
  47   ZipFile *zipf;
  48   int filename_length;
  49   /* char mid_padding[...]; */
  50   /* char filename[filename_length]; */
  51   /* char end_padding[...]; */
  52 };
  53
  54 typedef struct ZipDirectory ZipDirectory;
  55
  56 extern struct ZipFile *SeenZipFiles;
  57
  58 #define ZIPDIR_FILENAME(ZIPD) ((char*)(ZIPD)+(ZIPD)->filename_offset)
  59 #define ZIPDIR_NEXT(ZIPD) \
  60    ((ZipDirectory*)((char*)(ZIPD)+(ZIPD)->direntry_size))
  61 #define ZIPMAGIC 0x504b0304
  62
  63 extern ZipFile * opendir_in_zip (const char *, int);
  64 extern int read_zip_archive (ZipFile *);
  65 #ifdef GCC_JCF_H
  66 extern int read_zip_member (JCF*, ZipDirectory*, ZipFile *);
  67 extern int open_in_zip (struct JCF *, const char *, const char *, int);
  68 #endif