lnd/htlcswitch/hop/forwarding_info.go

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package hop
import (
"github.com/btcsuite/btcd/chaincfg/chainhash"
"github.com/lightningnetwork/lnd/lnwire"
)
// ForwardingInfo contains all the information that is necessary to forward and
// incoming HTLC to the next hop encoded within a valid HopIterator instance.
// Forwarding links are to use this information to authenticate the information
// received within the incoming HTLC, to ensure that the prior hop didn't
// tamper with the end-to-end routing information at all.
type ForwardingInfo struct {
// NextHop is the channel ID of the next hop. The received HTLC should
// be forwarded to this particular channel in order to continue the
// end-to-end route.
NextHop lnwire.ShortChannelID
// AmountToForward is the amount of milli-satoshis that the receiving
// node should forward to the next hop.
AmountToForward lnwire.MilliSatoshi
// OutgoingCTLV is the specified value of the CTLV timelock to be used
// in the outgoing HTLC.
OutgoingCTLV uint32
// NextBlinding is an optional blinding point to be passed to the next
// node in UpdateAddHtlc. This field is set if the htlc is part of a
// blinded route.
NextBlinding lnwire.BlindingPointRecord
// PathID is a secret identifier that the creator of a blinded path
// sets for itself to ensure that the blinded path has been used in the
// correct context.
PathID *chainhash.Hash
}