/*

 * libgit2 patch parser fuzzer target.

 *

 * Copyright (C) the libgit2 contributors. All rights reserved.

 *

 * This file is part of libgit2, distributed under the GNU GPL v2 with

 * a Linking Exception. For full terms see the included COPYING file.

 */

#include "git2.h"

#include "patch.h"

#include "patch_parse.h"

#include "standalone_driver.h"

#define UNUSED(x) (void)(x)

int LLVMFuzzerInitialize(int *argc, char ***argv)

{

  UNUSED(argc);

  UNUSED(argv);

  if (git_libgit2_init() < 0)

    abort();

  return 0;

}

int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)

{

  if (size) {

    git_patch *patch = NULL;

    git_patch_options opts = GIT_PATCH_OPTIONS_INIT;

    opts.prefix_len = (uint32_t)data[0];

    git_patch_from_buffer(&patch, (const char *)data + 1, size - 1,

                          &opts);

    git_patch_free(patch);

  }

  return 0;

}