| [6a3a178] | 1 | 'use strict';
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| 2 |
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| 3 | // (C) 1995-2013 Jean-loup Gailly and Mark Adler
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| 4 | // (C) 2014-2017 Vitaly Puzrin and Andrey Tupitsin
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| 5 | //
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| 6 | // This software is provided 'as-is', without any express or implied
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| 7 | // warranty. In no event will the authors be held liable for any damages
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| 8 | // arising from the use of this software.
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| 9 | //
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| 10 | // Permission is granted to anyone to use this software for any purpose,
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| 11 | // including commercial applications, and to alter it and redistribute it
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| 12 | // freely, subject to the following restrictions:
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| 13 | //
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| 14 | // 1. The origin of this software must not be misrepresented; you must not
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| 15 | // claim that you wrote the original software. If you use this software
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| 16 | // in a product, an acknowledgment in the product documentation would be
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| 17 | // appreciated but is not required.
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| 18 | // 2. Altered source versions must be plainly marked as such, and must not be
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| 19 | // misrepresented as being the original software.
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| 20 | // 3. This notice may not be removed or altered from any source distribution.
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| 21 |
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| 22 | module.exports = {
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| 23 |
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| 24 | /* Allowed flush values; see deflate() and inflate() below for details */
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| 25 | Z_NO_FLUSH: 0,
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| 26 | Z_PARTIAL_FLUSH: 1,
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| 27 | Z_SYNC_FLUSH: 2,
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| 28 | Z_FULL_FLUSH: 3,
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| 29 | Z_FINISH: 4,
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| 30 | Z_BLOCK: 5,
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| 31 | Z_TREES: 6,
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| 32 |
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| 33 | /* Return codes for the compression/decompression functions. Negative values
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| 34 | * are errors, positive values are used for special but normal events.
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| 35 | */
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| 36 | Z_OK: 0,
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| 37 | Z_STREAM_END: 1,
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| 38 | Z_NEED_DICT: 2,
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| 39 | Z_ERRNO: -1,
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| 40 | Z_STREAM_ERROR: -2,
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| 41 | Z_DATA_ERROR: -3,
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| 42 | //Z_MEM_ERROR: -4,
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| 43 | Z_BUF_ERROR: -5,
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| 44 | //Z_VERSION_ERROR: -6,
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| 45 |
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| 46 | /* compression levels */
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| 47 | Z_NO_COMPRESSION: 0,
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| 48 | Z_BEST_SPEED: 1,
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| 49 | Z_BEST_COMPRESSION: 9,
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| 50 | Z_DEFAULT_COMPRESSION: -1,
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| 51 |
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| 52 |
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| 53 | Z_FILTERED: 1,
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| 54 | Z_HUFFMAN_ONLY: 2,
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| 55 | Z_RLE: 3,
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| 56 | Z_FIXED: 4,
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| 57 | Z_DEFAULT_STRATEGY: 0,
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| 58 |
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| 59 | /* Possible values of the data_type field (though see inflate()) */
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| 60 | Z_BINARY: 0,
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| 61 | Z_TEXT: 1,
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| 62 | //Z_ASCII: 1, // = Z_TEXT (deprecated)
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| 63 | Z_UNKNOWN: 2,
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| 64 |
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| 65 | /* The deflate compression method */
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| 66 | Z_DEFLATED: 8
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| 67 | //Z_NULL: null // Use -1 or null inline, depending on var type
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| 68 | };
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