sdlStrnstr function

Pointer<Int8> sdlStrnstr(
  1. String? haystack,
  2. String? needle,
  3. int maxlen
) 
extern SDL_DECLSPEC char * SDLCALL SDL_strnstr(const char *haystack, const char *needle, size_t maxlen)

Implementation

Pointer<Int8> sdlStrnstr(String? haystack, String? needle, int maxlen) {
  final sdlStrnstrLookupFunction = libSdl3.lookupFunction<
      Pointer<Int8> Function(
          Pointer<Utf8> haystack, Pointer<Utf8> needle, Uint32 maxlen),
      Pointer<Int8> Function(Pointer<Utf8> haystack, Pointer<Utf8> needle,
          int maxlen)>('SDL_strnstr');
  final haystackPointer = haystack != null ? haystack.toNativeUtf8() : nullptr;
  final needlePointer = needle != null ? needle.toNativeUtf8() : nullptr;
  final result =
      sdlStrnstrLookupFunction(haystackPointer, needlePointer, maxlen);
  calloc.free(haystackPointer);
  calloc.free(needlePointer);
  return result;
}