1 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
2 // See https://llvm.org/LICENSE.txt for license information.
3 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
4 
5 // Parse some flags
6 #include <string>
7 #include <vector>
8 
9 static std::vector<std::string> Flags;
10 
11 extern "C" int LLVMFuzzerInitialize(int *Argc, char ***Argv) {
12   // Parse --flags and anything after -ignore_remaining_args=1 is passed.
13   int I = 1;
14   while (I < *Argc) {
15     std::string S((*Argv)[I++]);
16     if (S == "-ignore_remaining_args=1")
17       break;
18     if (S.substr(0, 2) == "--")
19       Flags.push_back(S);
20   }
21   while (I < *Argc)
22     Flags.push_back(std::string((*Argv)[I++]));
23 
24   return 0;
25 }
26 
27 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
28   fprintf(stderr, "BINGO ");
29   for (auto Flag : Flags)
30     fprintf(stderr, "%s ", Flag.c_str());
31   fprintf(stderr, "\n");
32   return 0;
33 }
34