524 #define IP(L, R, T)		\  argument
525 	ROL(R, 4);		\
527 	L ^= R;			\
529 	R ^= L;			\
531 	ROL(R, 12);		\
533 	L ^= R;			\
535 	R ^= L;			\
537 	ROR(R, 14);		\
539 	L ^= R;			\
541 	R ^= L;			\
543 	ROL(R, 6);		\
545 	L ^= R;			\
547 	R ^= L;			\
549 	ROR(R, 7);		\
551 	L ^= R;			\
553 	R ^= L;			\
557 #define FP(L, R, T)		\  argument
560 	L ^= R;			\
562 	R ^= L;			\
564 	ROL(R, 7);		\
566 	L ^= R;			\
568 	R ^= L;			\
570 	ROR(R, 6);		\
572 	L ^= R;			\
574 	R ^= L;			\
576 	ROL(R, 14);		\
578 	L ^= R;			\
580 	R ^= L;			\
582 	ROR(R, 12);		\
584 	L ^= R;			\
586 	R ^= L;			\
588 	ROR(R, 4);
590 #define ROUND(L, R, A, B, K, d)					\  argument
592 	B ^= R;				A ^= R;			\
809 	u32 L, R, A, B;  in des_encrypt()  local
813 	R = le32_to_cpu(s[1]);  in des_encrypt()
815 	IP(L, R, A);  in des_encrypt()
817 		ROUND(L, R, A, B, K, 2);  in des_encrypt()
818 		ROUND(R, L, A, B, K, 2);  in des_encrypt()
820 	FP(R, L, A);  in des_encrypt()
822 	d[0] = cpu_to_le32(R);  in des_encrypt()
832 	u32 L, R, A, B;  in des_decrypt()  local
836 	R = le32_to_cpu(s[1]);  in des_decrypt()
838 	IP(L, R, A);  in des_decrypt()
840 		ROUND(L, R, A, B, K, -2);  in des_decrypt()
841 		ROUND(R, L, A, B, K, -2);  in des_decrypt()
843 	FP(R, L, A);  in des_decrypt()
845 	d[0] = cpu_to_le32(R);  in des_decrypt()
898 	u32 L, R, A, B;  in des3_ede_encrypt()  local
902 	R = le32_to_cpu(s[1]);  in des3_ede_encrypt()
904 	IP(L, R, A);  in des3_ede_encrypt()
906 		ROUND(L, R, A, B, K, 2);  in des3_ede_encrypt()
907 		ROUND(R, L, A, B, K, 2);  in des3_ede_encrypt()
910 		ROUND(R, L, A, B, K, 2);  in des3_ede_encrypt()
911 		ROUND(L, R, A, B, K, 2);  in des3_ede_encrypt()
914 		ROUND(L, R, A, B, K, 2);  in des3_ede_encrypt()
915 		ROUND(R, L, A, B, K, 2);  in des3_ede_encrypt()
917 	FP(R, L, A);  in des3_ede_encrypt()
919 	d[0] = cpu_to_le32(R);  in des3_ede_encrypt()
929 	u32 L, R, A, B;  in des3_ede_decrypt()  local
933 	R = le32_to_cpu(s[1]);  in des3_ede_decrypt()
935 	IP(L, R, A);  in des3_ede_decrypt()
937 		ROUND(L, R, A, B, K, -2);  in des3_ede_decrypt()
938 		ROUND(R, L, A, B, K, -2);  in des3_ede_decrypt()
941 		ROUND(R, L, A, B, K, -2);  in des3_ede_decrypt()
942 		ROUND(L, R, A, B, K, -2);  in des3_ede_decrypt()
945 		ROUND(L, R, A, B, K, -2);  in des3_ede_decrypt()
946 		ROUND(R, L, A, B, K, -2);  in des3_ede_decrypt()
948 	FP(R, L, A);  in des3_ede_decrypt()
950 	d[0] = cpu_to_le32(R);  in des3_ede_decrypt()