gcc/java/zipfile.h

   1 /* Definitions for using a zipped' archive.
   2    Copyright (C) 1996-2015 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 3, or (at your option)
   9 any later version.
  10
  11 GCC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.
  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 #define ZIPEMPTYMAGIC 0x504b0506
  61
  62 extern ZipFile * opendir_in_zip (const char *, int);
  63 extern int read_zip_archive (ZipFile *);
  64 #ifdef GCC_JCF_H
  65 extern int read_zip_member (JCF*, ZipDirectory*, ZipFile *);
  66 extern int open_in_zip (struct JCF *, const char *, const char *, int);
  67 #endif