1 //===- FuzzerInterface.cpp - Mutate a test input --------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
9 // Parts of public interface for libFuzzer.
10 //===----------------------------------------------------------------------===//
13 #include "FuzzerInterface.h"
14 #include "FuzzerInternal.h"
18 void FuzzerRandomLibc::ResetSeed(int seed) { srand(seed); }
20 size_t FuzzerRandomLibc::Rand() { return rand(); }
22 UserSuppliedFuzzer::UserSuppliedFuzzer()
23 : OwnRand(true), Rand(new FuzzerRandomLibc(0)) {}
25 UserSuppliedFuzzer::UserSuppliedFuzzer(FuzzerRandomBase *Rand) : Rand(Rand) {}
27 UserSuppliedFuzzer::~UserSuppliedFuzzer() {
32 size_t UserSuppliedFuzzer::BasicMutate(uint8_t *Data, size_t Size,
34 return ::fuzzer::Mutate(Data, Size, MaxSize, *Rand);
36 size_t UserSuppliedFuzzer::BasicCrossOver(const uint8_t *Data1, size_t Size1,
37 const uint8_t *Data2, size_t Size2,
38 uint8_t *Out, size_t MaxOutSize) {
39 return ::fuzzer::CrossOver(Data1, Size1, Data2, Size2, Out, MaxOutSize,
43 } // namespace fuzzer.