Function SlSaveLoadRef

src/saveload/saveload.cpp:1328–1346

* Handle conversion for references. * @param ptr The object being filled/read. * @param conv VarType type of the current element of the struct. */

 * @param conv VarType type of the current element of the struct.
 */
void SlSaveLoadRef(void *ptr, VarType conv)
{
	switch (_sl.action) {
		case SLA_SAVE:
			SlWriteUint32((uint32_t)ReferenceToInt(*(void **)ptr, (SLRefType)conv));
			break;
		case SLA_LOAD_CHECK:
		case SLA_LOAD:
			*(size_t *)ptr = IsSavegameVersionBefore(SLV_69) ? SlReadUint16() : SlReadUint32();
			break;
		case SLA_PTRS:
			*(void **)ptr = IntToReference(*(size_t *)ptr, (SLRefType)conv);
			break;
		case SLA_NULL:
			*(void **)ptr = nullptr;
			break;
		default: NOT_REACHED();
	}
}

/**
 * Template class to help with list-like types.