X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Futil%2Fconfig.rs;h=26c8da7543615777ec814a88adff9163b147ddd0;hb=53eb0d7aa7e7ee2c247a509d259fbdc7cf840426;hp=54ea6178798d25a3e6103c39419b886632024ca9;hpb=092d1c1f0df67b9a7c17d0424f1307d7395a7d22;p=rust-lightning

diff --git a/lightning/src/util/config.rs b/lightning/src/util/config.rs
index 54ea6178..26c8da75 100644
--- a/lightning/src/util/config.rs
+++ b/lightning/src/util/config.rs
@@ -10,8 +10,8 @@
 //! Various user-configurable channel limits and settings which ChannelManager
 //! applies for you.
 
-use ln::channel::MAX_FUNDING_SATOSHIS_NO_WUMBO;
-use ln::channelmanager::{BREAKDOWN_TIMEOUT, MAX_LOCAL_BREAKDOWN_TIMEOUT};
+use crate::ln::channel::MAX_FUNDING_SATOSHIS_NO_WUMBO;
+use crate::ln::channelmanager::{BREAKDOWN_TIMEOUT, MAX_LOCAL_BREAKDOWN_TIMEOUT};
 
 /// Configuration we set when applicable.
 ///
@@ -274,7 +274,7 @@ impl Default for ChannelHandshakeLimits {
 
 /// Options which apply on a per-channel basis and may change at runtime or based on negotiation
 /// with our counterparty.
-#[derive(Copy, Clone, Debug, PartialEq)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq)]
 pub struct ChannelConfig {
 	/// Amount (in millionths of a satoshi) charged per satoshi for payments forwarded outbound
 	/// over the channel.
@@ -325,6 +325,12 @@ pub struct ChannelConfig {
 	/// to such payments may be sustantial if there are many dust HTLCs present when the
 	/// channel is force-closed.
 	///
+	/// The dust threshold for each HTLC is based on the `dust_limit_satoshis` for each party in a
+	/// channel negotiated throughout the channel open process, along with the fees required to have
+	/// a broadcastable HTLC spending transaction. When a channel supports anchor outputs
+	/// (specifically the zero fee HTLC transaction variant), this threshold no longer takes into
+	/// account the HTLC transaction fee as it is zero.
+	///
 	/// This limit is applied for sent, forwarded, and received HTLCs and limits the total
 	/// exposure across all three types per-channel. Setting this too low may prevent the
 	/// sending or receipt of low-value HTLCs on high-traffic nodes, and this limit is very
@@ -406,8 +412,8 @@ impl Default for LegacyChannelConfig {
 	}
 }
 
-impl ::util::ser::Writeable for LegacyChannelConfig {
-	fn write<W: ::util::ser::Writer>(&self, writer: &mut W) -> Result<(), ::io::Error> {
+impl crate::util::ser::Writeable for LegacyChannelConfig {
+	fn write<W: crate::util::ser::Writer>(&self, writer: &mut W) -> Result<(), crate::io::Error> {
 		write_tlv_fields!(writer, {
 			(0, self.options.forwarding_fee_proportional_millionths, required),
 			(1, self.options.max_dust_htlc_exposure_msat, (default_value, 5_000_000)),
@@ -421,8 +427,8 @@ impl ::util::ser::Writeable for LegacyChannelConfig {
 	}
 }
 
-impl ::util::ser::Readable for LegacyChannelConfig {
-	fn read<R: ::io::Read>(reader: &mut R) -> Result<Self, ::ln::msgs::DecodeError> {
+impl crate::util::ser::Readable for LegacyChannelConfig {
+	fn read<R: crate::io::Read>(reader: &mut R) -> Result<Self, crate::ln::msgs::DecodeError> {
 		let mut forwarding_fee_proportional_millionths = 0;
 		let mut max_dust_htlc_exposure_msat = 5_000_000;
 		let mut cltv_expiry_delta = 0;