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Note when new HTLC state can be None

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Matt Corallo 2024-02-06 18:53:56 +00:00
parent 8296515871
commit d1c2e143fe
1 changed files with 10 additions and 0 deletions
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10
lightning/src/ln/channel.rs
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@ -247,9 +247,14 @@ pub struct InboundHTLCDetails {
/// The payment hash. /// The payment hash.
pub payment_hash: PaymentHash, pub payment_hash: PaymentHash,
/// The state of the HTLC in the state machine. /// The state of the HTLC in the state machine.
///
/// Determines on which commitment transactions the HTLC is included and what message the HTLC is /// Determines on which commitment transactions the HTLC is included and what message the HTLC is
/// waiting for to advance to the next state. /// waiting for to advance to the next state.
///
/// See [`InboundHTLCStateDetails`] for information on the specific states. /// See [`InboundHTLCStateDetails`] for information on the specific states.
///
/// LDK will always fill this field in, but when downgrading to prior versions of LDK, new
/// states may result in `None` here.
pub state: Option<InboundHTLCStateDetails>, pub state: Option<InboundHTLCStateDetails>,
/// Whether the HTLC has an output below the local dust limit. If so, the output will be trimmed /// Whether the HTLC has an output below the local dust limit. If so, the output will be trimmed
/// from the local commitment transaction and added to the commitment transaction fee. /// from the local commitment transaction and added to the commitment transaction fee.
@ -428,9 +433,14 @@ pub struct OutboundHTLCDetails {
/// The payment hash. /// The payment hash.
pub payment_hash: PaymentHash, pub payment_hash: PaymentHash,
/// The state of the HTLC in the state machine. /// The state of the HTLC in the state machine.
///
/// Determines on which commitment transactions the HTLC is included and what message the HTLC is /// Determines on which commitment transactions the HTLC is included and what message the HTLC is
/// waiting for to advance to the next state. /// waiting for to advance to the next state.
///
/// See [`OutboundHTLCStateDetails`] for information on the specific states. /// See [`OutboundHTLCStateDetails`] for information on the specific states.
///
/// LDK will always fill this field in, but when downgrading to prior versions of LDK, new
/// states may result in `None` here.
pub state: Option<OutboundHTLCStateDetails>, pub state: Option<OutboundHTLCStateDetails>,
/// The extra fee being skimmed off the top of this HTLC. /// The extra fee being skimmed off the top of this HTLC.
pub skimmed_fee_msat: Option<u64>, pub skimmed_fee_msat: Option<u64>,