oss-fuzz/fuzz-commit-graph.c

   1 #define USE_THE_REPOSITORY_VARIABLE
   2
   3 #include "git-compat-util.h"
   4 #include "commit-graph.h"
   5 #include "repository.h"
   6
   7 struct commit_graph *parse_commit_graph(struct repo_settings *s,
   8                                         void *graph_map, size_t graph_size);
   9
  10 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
  11
  12 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
  13 {
  14         struct commit_graph *g;
  15
  16         initialize_repository(the_repository);
  17
  18         /*
  19          * Initialize the_repository with commit-graph settings that would
  20          * normally be read from the repository's gitdir. We want to avoid
  21          * touching the disk to keep the individual fuzz-test cases as fast as
  22          * possible.
  23          */
  24         repo_set_hash_algo(the_repository, GIT_HASH_SHA1);
  25         the_repository->settings.commit_graph_generation_version = 2;
  26         the_repository->settings.commit_graph_changed_paths_version = 1;
  27         g = parse_commit_graph(&the_repository->settings, (void *)data, size);
  28         repo_clear(the_repository);
  29         free_commit_graph(g);
  30
  31         return 0;
  32 }