(t, b, c, d)
| 68 | } |
| 69 | |
| 70 | function sha1_ft(t, b, c, d) { |
| 71 | if (t < 20) return (b & c) | (~b & d); |
| 72 | if (t < 40) return b ^ c ^ d; |
| 73 | if (t < 60) return (b & c) | (b & d) | (c & d); |
| 74 | return b ^ c ^ d; |
| 75 | } |
| 76 | |
| 77 | function sha1_kt(t) { |
| 78 | return t < 20 |