ceph/src/jaegertracing/opentelemetry-cpp/third_party/nlohmann-json/test/thirdparty/Fuzzer/test/InitializeTest.cpp

   1 // This file is distributed under the University of Illinois Open Source
   2 // License. See LICENSE.TXT for details.
   3
   4 // Make sure LLVMFuzzerInitialize is called.
   5 #include <assert.h>
   6 #include <stddef.h>
   7 #include <stdint.h>
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <string.h>
  11
  12 static char *argv0;
  13
  14 extern "C" int LLVMFuzzerInitialize(int *argc, char ***argv) {
  15   assert(*argc > 0);
  16   argv0 = **argv;
  17   fprintf(stderr, "LLVMFuzzerInitialize: %s\n", argv0);
  18   return 0;
  19 }
  20
  21 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
  22   if (Size == strlen(argv0) &&
  23       !strncmp(reinterpret_cast<const char *>(Data), argv0, Size)) {
  24     fprintf(stderr, "BINGO %s\n", argv0);
  25     exit(1);
  26   }
  27   return 0;
  28 }