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#include <cstdint>
#include <fstream>
#include <iostream>
#include <stdexcept>
#include <sys/stat.h>
#include <vector>
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size);
extern "C" __attribute__((weak)) int LLVMFuzzerInitialize(int* argc, char*** argv);
int main(int argc, char** argv)
{
std::cerr<<"StandaloneFuzzTargetMain: running "<<(argc-1)<<" inputs"<<std::endl;
if (LLVMFuzzerInitialize) {
LLVMFuzzerInitialize(&argc, &argv);
}
for (int i = 1; i < argc; i++) {
struct stat st;
if (stat(argv[i], &st) || !S_ISREG(st.st_mode)) {
std::cerr<<"Skipping non-regular file: "<<std::string(argv[i])<<std::endl;
continue;
}
std::cerr<<"Running: "<<std::string(argv[i])<<std::endl;
std::ifstream file(argv[i], std::ios::binary);
file.seekg(0, std::ios::end);
size_t fileSize = file.tellg();
file.seekg(0, std::ios::beg);
std::vector<char> buffer;
buffer.resize(fileSize);
file.read(reinterpret_cast<char*>(buffer.data()), fileSize);
if (file.fail()) {
file.close();
throw std::runtime_error("Error reading fuzzing input from file '" + std::string(argv[i]) + '"');
}
file.close();
LLVMFuzzerTestOneInput(reinterpret_cast<const uint8_t*>(buffer.data()), fileSize);
std::cerr<<"Done: '"<<std::string(argv[i])<<"': ("<<fileSize<<" bytes)"<<std::endl;
}
return 0;
}
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