| 129 | } |
| 130 | |
| 131 | bool derive_payment_basepoint(const struct secret *seed, |
| 132 | struct pubkey *payment_basepoint, |
| 133 | struct secret *payment_secret) |
| 134 | { |
| 135 | struct keys keys; |
| 136 | |
| 137 | derive_keys(seed, &keys); |
| 138 | |
| 139 | if (payment_basepoint) { |
| 140 | if (!pubkey_from_privkey(&keys.p, payment_basepoint)) |
| 141 | return false; |
| 142 | } |
| 143 | |
| 144 | if (payment_secret) |
| 145 | *payment_secret = keys.p.secret; |
| 146 | |
| 147 | return true; |
| 148 | } |
| 149 | |
| 150 | bool derive_delayed_payment_basepoint(const struct secret *seed, |
| 151 | struct pubkey *delayed_payment_basepoint, |