mirror of
https://github.com/googleprojectzero/Jackalope
synced 2026-06-08 14:27:44 +00:00
Ivan Fratric
59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
/*
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Copyright 2020 Google LLC
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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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https://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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*/
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#include "common.h"
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#include "fuzzer.h"
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#include "mutator.h"
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class MyFuzzer : public Fuzzer {
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Mutator *CreateMutator(int argc, char **argv, ThreadContext *tc) override;
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};
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Mutator *MyFuzzer::CreateMutator(int argc, char **argv, ThreadContext *tc) {
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// a pretty simple non-deterministic mutation strategy
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PSelectMutator *pselect = new PSelectMutator();
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// select one of the mutators below with corresponding
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// probablilities
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pselect->AddMutator(new ByteFlipMutator(), 1);
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pselect->AddMutator(new AppendMutator(1, 128), 0.2);
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pselect->AddMutator(new BlockInsertMutator(1, 128), 0.1);
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pselect->AddMutator(new BlockFlipMutator(2, 16), 0.1);
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pselect->AddMutator(new BlockFlipMutator(16, 64), 0.1);
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pselect->AddMutator(new BlockFlipMutator(1, 64, true), 0.1);
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pselect->AddMutator(new BlockDuplicateMutator(1, 128, 1, 8), 0.1);
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pselect->AddMutator(new InterstingValueMutator(true), 0.1);
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pselect->AddMutator(new SpliceMutator(1, 0.5), 0.1);
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pselect->AddMutator(new SpliceMutator(2, 0.5), 0.1);
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// potentially repeat the mutation
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// (do two or more mutations in a single cycle
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RepeatMutator *repeater = new RepeatMutator(pselect, 0.5);
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// and have 1000 rounds of this per sample cycle
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NRoundMutator *mutator = new NRoundMutator(repeater, 1000);
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return mutator;
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}
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int main(int argc, char **argv)
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{
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MyFuzzer fuzzer;
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fuzzer.Run(argc, argv);
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return 0;
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}
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