michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /*
michael@0:  *  JARFILE.H
michael@0:  *
michael@0:  *  Certain constants and structures for the archive format.
michael@0:  *
michael@0:  */
michael@0: 
michael@0: /* ZIP */
michael@0: struct ZipLocal {		/* 30 bytes */
michael@0:     char signature [4];
michael@0:     char word [2];
michael@0:     char bitflag [2];
michael@0:     char method [2];
michael@0:     char time [2];
michael@0:     char date [2];
michael@0:     char crc32 [4];
michael@0:     char size [4];
michael@0:     char orglen [4];
michael@0:     char filename_len [2];
michael@0:     char extrafield_len [2];
michael@0: };
michael@0: 
michael@0: struct ZipCentral {		/* 46 bytes */
michael@0:     char signature [4];
michael@0:     char version_made_by [2];
michael@0:     char version [2];
michael@0:     char bitflag [2];
michael@0:     char method [2];
michael@0:     char time [2];
michael@0:     char date [2];
michael@0:     char crc32 [4];
michael@0:     char size [4];
michael@0:     char orglen [4];
michael@0:     char filename_len [2];
michael@0:     char extrafield_len [2];
michael@0:     char commentfield_len [2];
michael@0:     char diskstart_number [2];
michael@0:     char internal_attributes [2];
michael@0:     char external_attributes [4];
michael@0:     char localhdr_offset [4];
michael@0: };
michael@0: 
michael@0: struct ZipEnd {			/* 22 bytes */
michael@0:     char signature [4];
michael@0:     char disk_nr [2];
michael@0:     char start_central_dir [2];
michael@0:     char total_entries_disk [2];
michael@0:     char total_entries_archive [2];
michael@0:     char central_dir_size [4];
michael@0:     char offset_central_dir [4];
michael@0:     char commentfield_len [2];
michael@0: };
michael@0: 
michael@0: #define LSIG 0x04034B50l
michael@0: #define CSIG 0x02014B50l
michael@0: #define ESIG 0x06054B50l
michael@0: 
michael@0: /* TAR */
michael@0: union TarEntry {		/* 512 bytes */
michael@0:     struct header {		/* 257 bytes */
michael@0: 	char filename [100];
michael@0: 	char mode [8];
michael@0: 	char uid [8];
michael@0: 	char gid [8];
michael@0: 	char size [12];
michael@0: 	char time [12];
michael@0: 	char checksum [8];
michael@0: 	char linkflag;
michael@0: 	char linkname [100];
michael@0:     } val;
michael@0:     char buffer [512];
michael@0: };