35 lines
1.3 KiB
C
35 lines
1.3 KiB
C
/* Copyright 2018 Dirk Steinke
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#ifndef PREFLATE_PARSER_CONFIG
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#define PREFLATE_PARSER_CONFIG
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/* Values for max_lazy_match, good_match and max_chain_length, depending on
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* the desired pack level (0..9). The values given below have been tuned to
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* exclude worst case performance for pathological files. Better values may be
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* found for specific files.
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*/
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struct PreflateParserConfig {
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unsigned char good_length; /* reduce lazy search above this match length */
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unsigned short max_lazy; /* do not perform lazy search above this match length */
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unsigned short nice_length; /* quit search above this match length */
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unsigned short max_chain;
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};
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extern const PreflateParserConfig fastPreflateParserSettings[3];
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extern const PreflateParserConfig slowPreflateParserSettings[6];
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#endif
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/* PREFLATE_PARSER_CONFIG */ |