oss-fuzz/fuzz-commit-graph.c

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