X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning-block-sync%2Fsrc%2Flib.rs;h=321dd57e4713a638c86ba4fc033a89473d0129af;hb=fc77c57c3c6e165d26cb5c1f5d1afee0ecd02589;hp=ac031132a71946f8706954d49138ff3f7b1e574e;hpb=e6c922803f8d1f0303dd8a8f9300e32de55e1fc9;p=rust-lightning

diff --git a/lightning-block-sync/src/lib.rs b/lightning-block-sync/src/lib.rs
index ac031132..321dd57e 100644
--- a/lightning-block-sync/src/lib.rs
+++ b/lightning-block-sync/src/lib.rs
@@ -17,6 +17,8 @@
 #![deny(missing_docs)]
 #![deny(unsafe_code)]
 
+#![cfg_attr(docsrs, feature(doc_auto_cfg))]
+
 #[cfg(any(feature = "rest-client", feature = "rpc-client"))]
 pub mod http;
 
@@ -59,11 +61,11 @@ pub trait BlockSource : Sync + Send {
 	///
 	/// Implementations that cannot find headers based on the hash should return a `Transient` error
 	/// when `height_hint` is `None`.
-	fn get_header<'a>(&'a mut self, header_hash: &'a BlockHash, height_hint: Option<u32>) -> AsyncBlockSourceResult<'a, BlockHeaderData>;
+	fn get_header<'a>(&'a self, header_hash: &'a BlockHash, height_hint: Option<u32>) -> AsyncBlockSourceResult<'a, BlockHeaderData>;
 
 	/// Returns the block for a given hash. A headers-only block source should return a `Transient`
 	/// error.
-	fn get_block<'a>(&'a mut self, header_hash: &'a BlockHash) -> AsyncBlockSourceResult<'a, Block>;
+	fn get_block<'a>(&'a self, header_hash: &'a BlockHash) -> AsyncBlockSourceResult<'a, Block>;
 
 	/// Returns the hash of the best block and, optionally, its height.
 	///
@@ -71,7 +73,7 @@ pub trait BlockSource : Sync + Send {
 	/// to allow for a more efficient lookup.
 	///
 	/// [`get_header`]: Self::get_header
-	fn get_best_block<'a>(&'a mut self) -> AsyncBlockSourceResult<(BlockHash, Option<u32>)>;
+	fn get_best_block<'a>(&'a self) -> AsyncBlockSourceResult<(BlockHash, Option<u32>)>;
 }
 
 /// Result type for `BlockSource` requests.