1 // This file is distributed under the University of Illinois Open Source
2 // License. See LICENSE.TXT for details.
3 
4 // Parse some flags
5 #include <string>
6 #include <vector>
7 
8 static std::vector<std::string> Flags;
9 
10 extern "C" int LLVMFuzzerInitialize(int *Argc, char ***Argv) {
11   // Parse --flags and anything after -ignore_remaining_args=1 is passed.
12   int I = 1;
13   while (I < *Argc) {
14     std::string S((*Argv)[I++]);
15     if (S == "-ignore_remaining_args=1")
16       break;
17     if (S.substr(0, 2) == "--")
18       Flags.push_back(S);
19   }
20   while (I < *Argc)
21     Flags.push_back(std::string((*Argv)[I++]));
22 
23   return 0;
24 }
25 
26 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
27   fprintf(stderr, "BINGO ");
28   for (auto Flag : Flags)
29     fprintf(stderr, "%s ", Flag.c_str());
30   fprintf(stderr, "\n");
31   exit(0);
32 }
33