| '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; |