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deps: add brotli · nodejs/node@11c01a6 · GitHub

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addaleax
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deps: add brotli
Co-authored-by: Anna Henningsen <anna@addaleax.net> PR-URL: #24938 Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Jan Krems <jan.krems@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com> Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>
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‎deps/brotli/LICENSE‎

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Copyright (c) 2009, 2010, 2013-2016 by the Brotli Authors.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.

‎deps/brotli/brotli.gyp‎

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{
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'targets': [
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{
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'target_name': 'brotli',
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'type': 'static_library',
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'include_dirs': ['c/include'],
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'conditions': [
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['OS=="linux"', {
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'defines': [
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'OS_LINUX'
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]
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}],
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['OS=="freebsd"', {
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'defines': [
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'OS_FREEBSD'
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]
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}],
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['OS=="mac"', {
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'defines': [
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'OS_MACOSX'
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]
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}],
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],
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'direct_dependent_settings': {
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'include_dirs': [ 'c/include' ]
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},
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'libraries': [
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'-lm',
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],
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'sources': [
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# Common
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'c/common/dictionary.c',
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'c/common/transform.c',
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# Decoder
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'c/dec/bit_reader.c',
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'c/dec/decode.c',
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'c/dec/huffman.c',
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'c/dec/state.c',
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# Encoder
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'c/enc/backward_references.c',
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'c/enc/backward_references_hq.c',
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'c/enc/bit_cost.c',
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'c/enc/block_splitter.c',
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'c/enc/brotli_bit_stream.c',
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'c/enc/cluster.c',
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'c/enc/compress_fragment.c',
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'c/enc/compress_fragment_two_pass.c',
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'c/enc/dictionary_hash.c',
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'c/enc/encode.c',
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'c/enc/encoder_dict.c',
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'c/enc/entropy_encode.c',
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'c/enc/histogram.c',
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'c/enc/literal_cost.c',
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'c/enc/memory.c',
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'c/enc/metablock.c',
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'c/enc/static_dict.c',
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'c/enc/utf8_util.c'
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]
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}
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]
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}

‎deps/brotli/c/common/constants.h‎

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/* Copyright 2016 Google Inc. All Rights Reserved.
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Distributed under MIT license.
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See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
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*/
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#ifndef BROTLI_COMMON_CONSTANTS_H_
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#define BROTLI_COMMON_CONSTANTS_H_
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/* Specification: 7.3. Encoding of the context map */
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#define BROTLI_CONTEXT_MAP_MAX_RLE 16
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/* Specification: 2. Compressed representation overview */
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#define BROTLI_MAX_NUMBER_OF_BLOCK_TYPES 256
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/* Specification: 3.3. Alphabet sizes: insert-and-copy length */
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#define BROTLI_NUM_LITERAL_SYMBOLS 256
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#define BROTLI_NUM_COMMAND_SYMBOLS 704
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#define BROTLI_NUM_BLOCK_LEN_SYMBOLS 26
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#define BROTLI_MAX_CONTEXT_MAP_SYMBOLS (BROTLI_MAX_NUMBER_OF_BLOCK_TYPES + \
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BROTLI_CONTEXT_MAP_MAX_RLE)
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#define BROTLI_MAX_BLOCK_TYPE_SYMBOLS (BROTLI_MAX_NUMBER_OF_BLOCK_TYPES + 2)
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/* Specification: 3.5. Complex prefix codes */
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#define BROTLI_REPEAT_PREVIOUS_CODE_LENGTH 16
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#define BROTLI_REPEAT_ZERO_CODE_LENGTH 17
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#define BROTLI_CODE_LENGTH_CODES (BROTLI_REPEAT_ZERO_CODE_LENGTH + 1)
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/* "code length of 8 is repeated" */
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#define BROTLI_INITIAL_REPEATED_CODE_LENGTH 8
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/* "Large Window Brotli" */
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#define BROTLI_LARGE_MAX_DISTANCE_BITS 62U
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#define BROTLI_LARGE_MIN_WBITS 10
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#define BROTLI_LARGE_MAX_WBITS 30
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/* Specification: 4. Encoding of distances */
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#define BROTLI_NUM_DISTANCE_SHORT_CODES 16
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#define BROTLI_MAX_NPOSTFIX 3
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#define BROTLI_MAX_NDIRECT 120
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#define BROTLI_MAX_DISTANCE_BITS 24U
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#define BROTLI_DISTANCE_ALPHABET_SIZE(NPOSTFIX, NDIRECT, MAXNBITS) ( \
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BROTLI_NUM_DISTANCE_SHORT_CODES + (NDIRECT) + \
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((MAXNBITS) << ((NPOSTFIX) + 1)))
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/* BROTLI_NUM_DISTANCE_SYMBOLS == 1128 */
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#define BROTLI_NUM_DISTANCE_SYMBOLS \
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BROTLI_DISTANCE_ALPHABET_SIZE( \
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BROTLI_MAX_NDIRECT, BROTLI_MAX_NPOSTFIX, BROTLI_LARGE_MAX_DISTANCE_BITS)
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#define BROTLI_MAX_DISTANCE 0x3FFFFFC
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#define BROTLI_MAX_ALLOWED_DISTANCE 0x7FFFFFFC
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/* 7.1. Context modes and context ID lookup for literals */
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/* "context IDs for literals are in the range of 0..63" */
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#define BROTLI_LITERAL_CONTEXT_BITS 6
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/* 7.2. Context ID for distances */
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#define BROTLI_DISTANCE_CONTEXT_BITS 2
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/* 9.1. Format of the Stream Header */
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/* Number of slack bytes for window size. Don't confuse
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with BROTLI_NUM_DISTANCE_SHORT_CODES. */
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#define BROTLI_WINDOW_GAP 16
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#define BROTLI_MAX_BACKWARD_LIMIT(W) (((size_t)1 << (W)) - BROTLI_WINDOW_GAP)
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#endif /* BROTLI_COMMON_CONSTANTS_H_ */

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