lib/jar/jarfile.h
author Martin Thomson <mt@lowentropy.net>
Thu, 06 May 2021 07:33:59 +0000
changeset 15912 1d066793c3496aa50d22fd4774eb3b32ef31177c
parent 11998 193964941a437c661aa30184ff4e8dd5b5f67c33
permissions -rw-r--r--
Bug 1709750 - Disable HPKE test when fuzzing, r=bbeurdouche Differential Revision: https://phabricator.services.mozilla.com/D114443

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/*
 *  JARFILE.H
 *
 *  Certain constants and structures for the archive format.
 *
 */

/* ZIP */
struct ZipLocal { /* 30 bytes */
    char signature[4];
    char word[2];
    char bitflag[2];
    char method[2];
    char time[2];
    char date[2];
    char crc32[4];
    char size[4];
    char orglen[4];
    char filename_len[2];
    char extrafield_len[2];
};

struct ZipCentral { /* 46 bytes */
    char signature[4];
    char version_made_by[2];
    char version[2];
    char bitflag[2];
    char method[2];
    char time[2];
    char date[2];
    char crc32[4];
    char size[4];
    char orglen[4];
    char filename_len[2];
    char extrafield_len[2];
    char commentfield_len[2];
    char diskstart_number[2];
    char internal_attributes[2];
    char external_attributes[4];
    char localhdr_offset[4];
};

struct ZipEnd { /* 22 bytes */
    char signature[4];
    char disk_nr[2];
    char start_central_dir[2];
    char total_entries_disk[2];
    char total_entries_archive[2];
    char central_dir_size[4];
    char offset_central_dir[4];
    char commentfield_len[2];
};

#define LSIG 0x04034B50l
#define CSIG 0x02014B50l
#define ESIG 0x06054B50l

/* TAR */
union TarEntry {    /* 512 bytes */
    struct header { /* 257 bytes */
        char filename[100];
        char mode[8];
        char uid[8];
        char gid[8];
        char size[12];
        char time[12];
        char checksum[8];
        char linkflag;
        char linkname[100];
    } val;
    char buffer[512];
};