814 	int i, i1, i2, i3;  in diffuser_a_decrypt()  local
818 		i2 = n - 2;  in diffuser_a_decrypt()
822 			d[i1] += d[i2] ^ (d[i3] << 9 | d[i3] >> 23);  in diffuser_a_decrypt()
823 			i1++; i2++; i3++;  in diffuser_a_decrypt()
828 			d[i1] += d[i2] ^ d[i3];  in diffuser_a_decrypt()
829 			i1++; i2++; i3++;  in diffuser_a_decrypt()
831 			if (i2 >= n)  in diffuser_a_decrypt()
832 				i2 -= n;  in diffuser_a_decrypt()
834 			d[i1] += d[i2] ^ (d[i3] << 13 | d[i3] >> 19);  in diffuser_a_decrypt()
835 			i1++; i2++; i3++;  in diffuser_a_decrypt()
837 			d[i1] += d[i2] ^ d[i3];  in diffuser_a_decrypt()
838 			i1++; i2++; i3++;  in diffuser_a_decrypt()
845 	int i, i1, i2, i3;  in diffuser_a_encrypt()  local
849 		i2 = n - 2 - 1;  in diffuser_a_encrypt()
853 			d[i1] -= d[i2] ^ d[i3];  in diffuser_a_encrypt()
854 			i1--; i2--; i3--;  in diffuser_a_encrypt()
856 			d[i1] -= d[i2] ^ (d[i3] << 13 | d[i3] >> 19);  in diffuser_a_encrypt()
857 			i1--; i2--; i3--;  in diffuser_a_encrypt()
859 			if (i2 < 0)  in diffuser_a_encrypt()
860 				i2 += n;  in diffuser_a_encrypt()
862 			d[i1] -= d[i2] ^ d[i3];  in diffuser_a_encrypt()
863 			i1--; i2--; i3--;  in diffuser_a_encrypt()
868 			d[i1] -= d[i2] ^ (d[i3] << 9 | d[i3] >> 23);  in diffuser_a_encrypt()
869 			i1--; i2--; i3--;  in diffuser_a_encrypt()
876 	int i, i1, i2, i3;  in diffuser_b_decrypt()  local
880 		i2 = 2;  in diffuser_b_decrypt()
884 			d[i1] += d[i2] ^ d[i3];  in diffuser_b_decrypt()
885 			i1++; i2++; i3++;  in diffuser_b_decrypt()
887 			d[i1] += d[i2] ^ (d[i3] << 10 | d[i3] >> 22);  in diffuser_b_decrypt()
888 			i1++; i2++; i3++;  in diffuser_b_decrypt()
890 			if (i2 >= n)  in diffuser_b_decrypt()
891 				i2 -= n;  in diffuser_b_decrypt()
893 			d[i1] += d[i2] ^ d[i3];  in diffuser_b_decrypt()
894 			i1++; i2++; i3++;  in diffuser_b_decrypt()
899 			d[i1] += d[i2] ^ (d[i3] << 25 | d[i3] >> 7);  in diffuser_b_decrypt()
900 			i1++; i2++; i3++;  in diffuser_b_decrypt()
907 	int i, i1, i2, i3;  in diffuser_b_encrypt()  local
911 		i2 = 2 - 1;  in diffuser_b_encrypt()
915 			d[i1] -= d[i2] ^ (d[i3] << 25 | d[i3] >> 7);  in diffuser_b_encrypt()
916 			i1--; i2--; i3--;  in diffuser_b_encrypt()
921 			d[i1] -= d[i2] ^ d[i3];  in diffuser_b_encrypt()
922 			i1--; i2--; i3--;  in diffuser_b_encrypt()
924 			if (i2 < 0)  in diffuser_b_encrypt()
925 				i2 += n;  in diffuser_b_encrypt()
927 			d[i1] -= d[i2] ^ (d[i3] << 10 | d[i3] >> 22);  in diffuser_b_encrypt()
928 			i1--; i2--; i3--;  in diffuser_b_encrypt()
930 			d[i1] -= d[i2] ^ d[i3];  in diffuser_b_encrypt()
931 			i1--; i2--; i3--;  in diffuser_b_encrypt()