#include "zip.h"
#include <assert.h>
#include <stdint.h>
#include <stdlib.h>

int LLVMFuzzerTestOneInput(const uint8_t *data, const size_t size) {
  /* Discard inputs larger than 1MB. */
  static const size_t MaxSize = 1024 * 1024;
  if (size < 1 || size > MaxSize) {
    return 0;
  }

  char *outbuf = NULL;
  size_t outbufsize = 0;
  {
    struct zip_t *zip =
        zip_stream_open(NULL, 0, ZIP_DEFAULT_COMPRESSION_LEVEL, 'w');
    zip_entry_open(zip, "test");
    zip_entry_write(zip, data, size);
    zip_entry_close(zip);
    zip_stream_copy(zip, (void **)&outbuf, &outbufsize);
    zip_stream_close(zip);
  }

  void *inbuf = NULL;
  size_t inbufsize = 0;
  {
    struct zip_t *zip = zip_stream_open(outbuf, outbufsize, 0, 'r');
    zip_entry_open(zip, "test");
    zip_entry_read(zip, &inbuf, &inbufsize);
    zip_entry_close(zip);
    zip_stream_close(zip);
  }
  free(inbuf);
  free(outbuf);

  assert(inbufsize == size);

  return 0;
}