X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;ds=sidebyside;f=lightning-c-bindings%2Fsrc%2Flightning%2Fchain%2Fchaininterface.rs;h=b1c180bbf5a130f10244807d809580345a363cce;hb=dd5bf474af6c806b20c26f4f2b751f3226a94dfd;hp=bd628703992bb45184f0d1f85395828b78ff8544;hpb=036da10cc98c0d3ca093a58a9cd9f20dcba832c7;p=ldk-c-bindings

diff --git a/lightning-c-bindings/src/lightning/chain/chaininterface.rs b/lightning-c-bindings/src/lightning/chain/chaininterface.rs
index bd62870..b1c180b 100644
--- a/lightning-c-bindings/src/lightning/chain/chaininterface.rs
+++ b/lightning-c-bindings/src/lightning/chain/chaininterface.rs
@@ -14,6 +14,7 @@
 
 use std::str::FromStr;
 use std::ffi::c_void;
+use core::convert::Infallible;
 use bitcoin::hashes::Hash;
 use crate::c_types::*;
 
@@ -148,12 +149,12 @@ pub struct FeeEstimator {
 	pub this_arg: *mut c_void,
 	/// Gets estimated satoshis of fee required per 1000 Weight-Units.
 	///
-	/// Must be no smaller than 253 (ie 1 satoshi-per-byte rounded up to ensure later round-downs
-	/// don't put us below 1 satoshi-per-byte).
+	/// Must return a value no smaller than 253 (ie 1 satoshi-per-byte rounded up to ensure later
+	/// round-downs don't put us below 1 satoshi-per-byte).
 	///
-	/// This translates to:
-	///  * satoshis-per-byte * 250
-	///  * ceil(satoshis-per-kbyte / 4)
+	/// This method can be implemented with the following unit conversions:
+	///  * max(satoshis-per-byte * 250, 253)
+	///  * max(satoshis-per-kbyte / 4, 253)
 	#[must_use]
 	pub get_est_sat_per_1000_weight: extern "C" fn (this_arg: *const c_void, confirmation_target: crate::lightning::chain::chaininterface::ConfirmationTarget) -> u32,
 	/// Frees any resources associated with this object given its this_arg pointer.