109 lines
3.0 KiB
C
109 lines
3.0 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef _zipstruct_h
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#define _zipstruct_h
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/*
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* Certain constants and structures for
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* the Phil Katz ZIP archive format.
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*
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*/
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typedef struct ZipLocal_
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{
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unsigned char signature [4];
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unsigned char word [2];
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unsigned char bitflag [2];
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unsigned char method [2];
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unsigned char time [2];
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unsigned char date [2];
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unsigned char crc32 [4];
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unsigned char size [4];
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unsigned char orglen [4];
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unsigned char filename_len [2];
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unsigned char extrafield_len [2];
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} ZipLocal;
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/*
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* 'sizeof(struct XXX)' includes padding on ARM (see bug 87965)
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* As the internals of a jar/zip file must not depend on the target
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* architecture (i386, ppc, ARM, ...), use a fixed value instead.
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*/
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#define ZIPLOCAL_SIZE (4+2+2+2+2+2+4+4+4+2+2)
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typedef struct ZipCentral_
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{
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unsigned char signature [4];
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unsigned char version_made_by [2];
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unsigned char version [2];
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unsigned char bitflag [2];
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unsigned char method [2];
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unsigned char time [2];
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unsigned char date [2];
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unsigned char crc32 [4];
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unsigned char size [4];
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unsigned char orglen [4];
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unsigned char filename_len [2];
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unsigned char extrafield_len [2];
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unsigned char commentfield_len [2];
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unsigned char diskstart_number [2];
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unsigned char internal_attributes [2];
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unsigned char external_attributes [4];
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unsigned char localhdr_offset [4];
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} ZipCentral;
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/*
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* 'sizeof(struct XXX)' includes padding on ARM (see bug 87965)
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* As the internals of a jar/zip file must not depend on the target
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* architecture (i386, ppc, ARM, ...), use a fixed value instead.
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*/
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#define ZIPCENTRAL_SIZE (4+2+2+2+2+2+2+4+4+4+2+2+2+2+2+4+4)
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typedef struct ZipEnd_
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{
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unsigned char signature [4];
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unsigned char disk_nr [2];
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unsigned char start_central_dir [2];
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unsigned char total_entries_disk [2];
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unsigned char total_entries_archive [2];
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unsigned char central_dir_size [4];
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unsigned char offset_central_dir [4];
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unsigned char commentfield_len [2];
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} ZipEnd;
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/*
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* 'sizeof(struct XXX)' includes padding on ARM (see bug 87965)
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* As the internals of a jar/zip file must not depend on the target
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* architecture (i386, ppc, ARM, ...), use a fixed value instead.
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*/
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#define ZIPEND_SIZE (4+2+2+2+2+4+4+2)
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/* signatures */
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#define LOCALSIG 0x04034B50l
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#define CENTRALSIG 0x02014B50l
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#define ENDSIG 0x06054B50l
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/* extra fields */
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#define EXTENDED_TIMESTAMP_FIELD 0x5455
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#define EXTENDED_TIMESTAMP_MODTIME 0x01
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/* compression methods */
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#define STORED 0
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#define SHRUNK 1
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#define REDUCED1 2
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#define REDUCED2 3
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#define REDUCED3 4
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#define REDUCED4 5
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#define IMPLODED 6
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#define TOKENIZED 7
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#define DEFLATED 8
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#define UNSUPPORTED 0xFF
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/* non-standard extension */
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#define MOZ_JAR_BROTLI 0x81
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#endif /* _zipstruct_h */
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