lib/crypto/sha1.c

60 #define SHA_ROUND(t, input, fn, constant, A, B, C, D, E) do { \
63 	B = ror32(B, 2); \
64 	TEMP = E; E = D; D = C; C = B; B = A; A = TEMP; } while (0)
66 #define T_0_15(t, A, B, C, D, E)  SHA_ROUND(t, SHA_SRC, (((C^D)&B)^D) , 0x5a827999, A, B, C, D, E )
67 #define T_16_19(t, A, B, C, D, E) SHA_ROUND(t, SHA_MIX, (((C^D)&B)^D) , 0x5a827999, A, B, C, D, E )
68 #define T_20_39(t, A, B, C, D, E) SHA_ROUND(t, SHA_MIX, (B^C^D) , 0x6ed9eba1, A, B, C, D, E )
69 #define T_40_59(t, A, B, C, D, E) SHA_ROUND(t, SHA_MIX, ((B&C)+(D&(B^C))) , 0x8f1bbcdc, A, B, C, D, E )
70 #define T_60_79(t, A, B, C, D, E) SHA_ROUND(t, SHA_MIX, (B^C^D) ,  0xca62c1d6, A, B, C, D, E )
92 	__u32 A, B, C, D, E;
96 	B = digest[1];
103 		T_0_15(i, A, B, C, D, E);
107 		T_16_19(i, A, B, C, D, E);
111 		T_20_39(i, A, B, C, D, E);
115 		T_40_59(i, A, B, C, D, E);
119 		T_60_79(i, A, B, C, D, E);
122 	digest[1] += B;