| 86 | } |
| 87 | |
| 88 | std::optional<uint32_t> PartiallySignedTransaction::ComputeTimeLock() const |
| 89 | { |
| 90 | if (GetVersion() >= 2) { |
| 91 | std::optional<uint32_t> time_lock{0}; |
| 92 | std::optional<uint32_t> height_lock{0}; |
| 93 | for (const PSBTInput& input : inputs) { |
| 94 | if (input.time_locktime.has_value() && !input.height_locktime.has_value()) { |
| 95 | height_lock.reset(); // Transaction can no longer have a height locktime |
| 96 | if (!time_lock.has_value()) { |
| 97 | return std::nullopt; |
| 98 | } |
| 99 | } else if (!input.time_locktime.has_value() && input.height_locktime.has_value()) { |
| 100 | time_lock.reset(); // Transaction can no longer have a time locktime |
| 101 | if (!height_lock.has_value()) { |
| 102 | return std::nullopt; |
| 103 | } |
| 104 | } |
| 105 | if (input.time_locktime && time_lock.has_value()) { |
| 106 | time_lock = std::max(time_lock, input.time_locktime); |
| 107 | } |
| 108 | if (input.height_locktime && height_lock.has_value()) { |
| 109 | height_lock = std::max(height_lock, input.height_locktime); |
| 110 | } |
| 111 | } |
| 112 | if (height_lock.has_value() && *height_lock > 0) { |
| 113 | return *height_lock; |
| 114 | } |
| 115 | if (time_lock.has_value() && *time_lock > 0) { |
| 116 | return *time_lock; |
| 117 | } |
| 118 | } |
| 119 | return fallback_locktime.value_or(0); |
| 120 | } |
| 121 | |
| 122 | std::optional<CMutableTransaction> PartiallySignedTransaction::GetUnsignedTx() const |
| 123 | { |