@interface STStorageSpace : NSObject @property (readonly) long long totalBytes; @property (readonly) long long freeBytes; @property (readonly) long long purgeableBytes; @property (readonly) long long usedBytes; @property (readonly) long long availableBytes; @property (readonly) BOOL isLowSpace; @property (readonly) BOOL isVeryLowSpace; - (id)initWithTotal:(long long)a0 free:(long long)a1 purgeable:(long long)a2; @end