+ /// Used to indicate that we've intercepted an HTLC forward. This event will only be generated if
+ /// you've encoded an intercept scid in the receiver's invoice route hints using
+ /// [`ChannelManager::get_intercept_scid`] and have set [`UserConfig::accept_intercept_htlcs`].
+ ///
+ /// [`ChannelManager::forward_intercepted_htlc`] or
+ /// [`ChannelManager::fail_intercepted_htlc`] MUST be called in response to this event. See
+ /// their docs for more information.
+ ///
+ /// [`ChannelManager::get_intercept_scid`]: crate::ln::channelmanager::ChannelManager::get_intercept_scid
+ /// [`UserConfig::accept_intercept_htlcs`]: crate::util::config::UserConfig::accept_intercept_htlcs
+ /// [`ChannelManager::forward_intercepted_htlc`]: crate::ln::channelmanager::ChannelManager::forward_intercepted_htlc
+ /// [`ChannelManager::fail_intercepted_htlc`]: crate::ln::channelmanager::ChannelManager::fail_intercepted_htlc
+ HTLCIntercepted {
+ /// An id to help LDK identify which HTLC is being forwarded or failed.
+ intercept_id: crate::c_types::ThirtyTwoBytes,
+ /// The fake scid that was programmed as the next hop's scid, generated using
+ /// [`ChannelManager::get_intercept_scid`].
+ ///
+ /// [`ChannelManager::get_intercept_scid`]: crate::ln::channelmanager::ChannelManager::get_intercept_scid
+ requested_next_hop_scid: u64,
+ /// The payment hash used for this HTLC.
+ payment_hash: crate::c_types::ThirtyTwoBytes,
+ /// How many msats were received on the inbound edge of this HTLC.
+ inbound_amount_msat: u64,
+ /// How many msats the payer intended to route to the next node. Depending on the reason you are
+ /// intercepting this payment, you might take a fee by forwarding less than this amount.
+ ///
+ /// Note that LDK will NOT check that expected fees were factored into this value. You MUST
+ /// check that whatever fee you want has been included here or subtract it as required. Further,
+ /// LDK will not stop you from forwarding more than you received.
+ expected_outbound_amount_msat: u64,
+ },