| 145 | } |
| 146 | |
| 147 | bool derive_payment_basepoint(const struct secret *seed, |
| 148 | struct pubkey *payment_basepoint, |
| 149 | struct secret *payment_secret) |
| 150 | { |
| 151 | struct keys keys; |
| 152 | |
| 153 | derive_keys(seed, &keys); |
| 154 | |
| 155 | if (payment_basepoint) { |
| 156 | if (!pubkey_from_privkey(&keys.p, payment_basepoint)) |
| 157 | return false; |
| 158 | } |
| 159 | |
| 160 | if (payment_secret) |
| 161 | *payment_secret = keys.p.secret; |
| 162 | |
| 163 | return true; |
| 164 | } |
| 165 | |
| 166 | bool derive_delayed_payment_basepoint(const struct secret *seed, |
| 167 | struct pubkey *delayed_payment_basepoint, |