@class NSString, MFMailMessage; @interface MFDecryptedAttachmentDataProvider : NSObject <MFAttachmentDataProviderProtocol> { MFMailMessage *_message; } @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)dealloc; - (void).cxx_destruct; - (void)fetchDataForAttachment:(id)a0 consumer:(id)a1 progress:(id)a2 completion:(id /* block */)a3; - (id)initWithDecryptedMessage:(id)a0; - (id)messageForAttachment:(id)a0; - (id)storageLocationForAttachment:(id)a0 withMessage:(id)a1; - (id)fetchLocalDataForAttachment:(id)a0; @end