You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
59 lines
2.2 KiB
59 lines
2.2 KiB
2 years ago
|
'use strict';
|
||
|
|
|
||
|
|
// (C) 1995-2013 Jean-loup Gailly and Mark Adler
|
||
|
|
// (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin
|
||
|
|
//
|
||
|
|
// This software is provided 'as-is', without any express or implied
|
||
|
|
// warranty. In no event will the authors be held liable for any damages
|
||
|
|
// arising from the use of this software.
|
||
|
|
//
|
||
|
|
// Permission is granted to anyone to use this software for any purpose,
|
||
|
|
// including commercial applications, and to alter it and redistribute it
|
||
|
|
// freely, subject to the following restrictions:
|
||
|
|
//
|
||
|
|
// 1. The origin of this software must not be misrepresented; you must not
|
||
|
|
// claim that you wrote the original software. If you use this software
|
||
|
|
// in a product, an acknowledgment in the product documentation would be
|
||
|
|
// appreciated but is not required.
|
||
|
|
// 2. Altered source versions must be plainly marked as such, and must not be
|
||
|
|
// misrepresented as being the original software.
|
||
|
|
// 3. This notice may not be removed or altered from any source distribution.
|
||
|
|
|
||
|
|
function GZheader() {
|
||
|
|
/* true if compressed data believed to be text */
|
||
|
|
this.text = 0;
|
||
|
|
/* modification time */
|
||
|
|
this.time = 0;
|
||
|
|
/* extra flags (not used when writing a gzip file) */
|
||
|
|
this.xflags = 0;
|
||
|
|
/* operating system */
|
||
|
|
this.os = 0;
|
||
|
|
/* pointer to extra field or Z_NULL if none */
|
||
|
|
this.extra = null;
|
||
|
|
/* extra field length (valid if extra != Z_NULL) */
|
||
|
|
this.extra_len = 0; // Actually, we don't need it in JS,
|
||
|
|
// but leave for few code modifications
|
||
|
|
|
||
|
|
//
|
||
|
|
// Setup limits is not necessary because in js we should not preallocate memory
|
||
|
|
// for inflate use constant limit in 65536 bytes
|
||
|
|
//
|
||
|
|
|
||
|
|
/* space at extra (only when reading header) */
|
||
|
|
// this.extra_max = 0;
|
||
|
|
/* pointer to zero-terminated file name or Z_NULL */
|
||
|
|
this.name = '';
|
||
|
|
/* space at name (only when reading header) */
|
||
|
|
// this.name_max = 0;
|
||
|
|
/* pointer to zero-terminated comment or Z_NULL */
|
||
|
|
this.comment = '';
|
||
|
|
/* space at comment (only when reading header) */
|
||
|
|
// this.comm_max = 0;
|
||
|
|
/* true if there was or will be a header crc */
|
||
|
|
this.hcrc = 0;
|
||
|
|
/* true when done reading gzip header (not used when writing a gzip file) */
|
||
|
|
this.done = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = GZheader;
|