diff options
Diffstat (limited to 'crypto/des/fcrypt_b.c')
| -rw-r--r-- | crypto/des/fcrypt_b.c | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/crypto/des/fcrypt_b.c b/crypto/des/fcrypt_b.c index e843e0e64397..1212e37a53a8 100644 --- a/crypto/des/fcrypt_b.c +++ b/crypto/des/fcrypt_b.c @@ -20,16 +20,16 @@ #undef DES_FCRYPT #undef PERM_OP -#define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\ - (b)^=(t),\ - (a)^=((t)<<(n))) +#define PERM_OP(a, b, t, n, m) ((t) = ((((a) >> (n)) ^ (b)) & (m)), \ + (b) ^= (t), \ + (a) ^= ((t) << (n))) #undef HPERM_OP -#define HPERM_OP(a,t,n,m) ((t)=((((a)<<(16-(n)))^(a))&(m)),\ - (a)=(a)^(t)^(t>>(16-(n))))\ +#define HPERM_OP(a, t, n, m) ((t) = ((((a) << (16 - (n))) ^ (a)) & (m)), \ + (a) = (a) ^ (t) ^ (t >> (16 - (n)))) void fcrypt_body(DES_LONG *out, DES_key_schedule *ks, DES_LONG Eswap0, - DES_LONG Eswap1) + DES_LONG Eswap1) { register DES_LONG l, r, t, u; register DES_LONG *s; @@ -44,22 +44,22 @@ void fcrypt_body(DES_LONG *out, DES_key_schedule *ks, DES_LONG Eswap0, E1 = Eswap1; for (j = 0; j < 25; j++) { - D_ENCRYPT(l, r, 0); /* 1 */ - D_ENCRYPT(r, l, 2); /* 2 */ - D_ENCRYPT(l, r, 4); /* 3 */ - D_ENCRYPT(r, l, 6); /* 4 */ - D_ENCRYPT(l, r, 8); /* 5 */ - D_ENCRYPT(r, l, 10); /* 6 */ - D_ENCRYPT(l, r, 12); /* 7 */ - D_ENCRYPT(r, l, 14); /* 8 */ - D_ENCRYPT(l, r, 16); /* 9 */ - D_ENCRYPT(r, l, 18); /* 10 */ - D_ENCRYPT(l, r, 20); /* 11 */ - D_ENCRYPT(r, l, 22); /* 12 */ - D_ENCRYPT(l, r, 24); /* 13 */ - D_ENCRYPT(r, l, 26); /* 14 */ - D_ENCRYPT(l, r, 28); /* 15 */ - D_ENCRYPT(r, l, 30); /* 16 */ + D_ENCRYPT(l, r, 0); /* 1 */ + D_ENCRYPT(r, l, 2); /* 2 */ + D_ENCRYPT(l, r, 4); /* 3 */ + D_ENCRYPT(r, l, 6); /* 4 */ + D_ENCRYPT(l, r, 8); /* 5 */ + D_ENCRYPT(r, l, 10); /* 6 */ + D_ENCRYPT(l, r, 12); /* 7 */ + D_ENCRYPT(r, l, 14); /* 8 */ + D_ENCRYPT(l, r, 16); /* 9 */ + D_ENCRYPT(r, l, 18); /* 10 */ + D_ENCRYPT(l, r, 20); /* 11 */ + D_ENCRYPT(r, l, 22); /* 12 */ + D_ENCRYPT(l, r, 24); /* 13 */ + D_ENCRYPT(r, l, 26); /* 14 */ + D_ENCRYPT(l, r, 28); /* 15 */ + D_ENCRYPT(r, l, 30); /* 16 */ t = l; l = r; r = t; @@ -67,11 +67,11 @@ void fcrypt_body(DES_LONG *out, DES_key_schedule *ks, DES_LONG Eswap0, l = ROTATE(l, 3) & 0xffffffffL; r = ROTATE(r, 3) & 0xffffffffL; - PERM_OP(l, r, t, 1, 0x55555555L); - PERM_OP(r, l, t, 8, 0x00ff00ffL); - PERM_OP(l, r, t, 2, 0x33333333L); + PERM_OP(l, r, t, 1, 0x55555555L); + PERM_OP(r, l, t, 8, 0x00ff00ffL); + PERM_OP(l, r, t, 2, 0x33333333L); PERM_OP(r, l, t, 16, 0x0000ffffL); - PERM_OP(l, r, t, 4, 0x0f0f0f0fL); + PERM_OP(l, r, t, 4, 0x0f0f0f0fL); out[0] = r; out[1] = l; |