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util: add helper ChannelHandshakeConfig -> ChannelHandshakeConfigUpdate #4547

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Merged
wpaulino merged 1 commit into from
Apr 8, 2026
Merged

util: add helper ChannelHandshakeConfig -> ChannelHandshakeConfigUpdate #4547

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20 changes: 20 additions & 0 deletions lightning/src/util/config.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1230,6 +1230,26 @@ pub struct ChannelHandshakeConfigUpdate {
pub channel_reserve_proportional_millionths: Option<u32>,
}

impl From<ChannelHandshakeConfig> for ChannelHandshakeConfigUpdate {
fn from(config: ChannelHandshakeConfig) -> Self {
Self {
announced_channel_max_inbound_htlc_value_in_flight_percentage: Some(
config.announced_channel_max_inbound_htlc_value_in_flight_percentage,
),
unannounced_channel_max_inbound_htlc_value_in_flight_percentage: Some(
config.unannounced_channel_max_inbound_htlc_value_in_flight_percentage,
),
htlc_minimum_msat: Some(config.our_htlc_minimum_msat),
minimum_depth: Some(config.minimum_depth),
to_self_delay: Some(config.our_to_self_delay),
max_accepted_htlcs: Some(config.our_max_accepted_htlcs),
channel_reserve_proportional_millionths: Some(
config.their_channel_reserve_proportional_millionths,
),
}
}
}

impl ChannelHandshakeConfig {
/// Applies the provided handshake config update.
pub fn apply(&mut self, config: &ChannelHandshakeConfigUpdate) {
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