57 lines
2.2 KiB
C#
57 lines
2.2 KiB
C#
// Copyright 2025 Code Philosophy
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//
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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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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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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 THE
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// SOFTWARE.
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using System.Collections.Generic;
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namespace Obfuz.ObfusPasses.SymbolObfus.NameMakers
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{
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public class WordSetNameMaker : NameMakerBase
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{
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private readonly string _namePrefix;
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private readonly List<string> _wordSet;
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private readonly int _seed;
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private int _scopeIndex;
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public WordSetNameMaker(string namePrefix, List<string> wordSet) : this(namePrefix, wordSet, 0)
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{
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}
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public WordSetNameMaker(string namePrefix, List<string> wordSet, int seed)
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{
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_namePrefix = namePrefix;
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_wordSet = wordSet;
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_seed = seed;
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}
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protected override INameScope CreateNameScope()
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{
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if (_seed == 0)
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{
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return new NameScope(_namePrefix, _wordSet);
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}
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// Distinct per scope, otherwise every scope would emit the same sequence.
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int scopeSeed = unchecked(_seed + _scopeIndex++ * (int)0x9E3779B9);
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return new NameScope(_namePrefix, _wordSet, scopeSeed != 0 ? scopeSeed : 1);
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}
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}
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}
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