gcc/java/zipfile.h

   1 /* Definitions for using a zipped' archive.
   2    Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2007
   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 3, 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 COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.
  20
  21 Java and all Java-based marks are trademarks or registered trademarks
  22 of Sun Microsystems, Inc. in the United States and other countries.
  23 The Free Software Foundation is independent of Sun Microsystems, Inc.  */
  24
  25 struct ZipFile {
  26   char *name;
  27   int fd;
  28   long size;
  29   long count;
  30   long dir_size;
  31   char *central_directory;
  32
  33   /* Chain together in SeenZipFiles. */
  34   struct ZipFile *next;
  35 };
  36
  37 typedef struct ZipFile ZipFile;
  38
  39 struct ZipDirectory {
  40   int direntry_size;
  41   int filename_offset;
  42   int compression_method;
  43   unsigned size; /* length of file */
  44   unsigned uncompressed_size; /* length of uncompressed data */
  45   unsigned filestart;  /* start of file in archive */
  46   ZipFile *zipf;
  47   int filename_length;
  48   /* char mid_padding[...]; */
  49   /* char filename[filename_length]; */
  50   /* char end_padding[...]; */
  51 };
  52
  53 typedef struct ZipDirectory ZipDirectory;
  54
  55 extern struct ZipFile *SeenZipFiles;
  56
  57 #define ZIPDIR_FILENAME(ZIPD) ((char*)(ZIPD)+(ZIPD)->filename_offset)
  58 #define ZIPDIR_NEXT(ZIPD) \
  59    ((ZipDirectory*)((char*)(ZIPD)+(ZIPD)->direntry_size))
  60 #define ZIPMAGIC 0x504b0304
  61 #define ZIPEMPTYMAGIC 0x504b0506
  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