add entrypoint for releasing channel manager

Author: joemphilips

bindings/src/channelmanager.rs

@@ -31,7 +31,7 @@ ffi! {
         seed_len: usize,
         network: Ref<FFINetwork>,
         cfg: Ref<UserConfig>,
-        monitor: Ref<FFIManyChannelMonitor>,
+        monitor: FFIManyChannelMonitorHandle,
         logger: Ref<FFILogger>,
         broadcaster: Ref<FFIBroadCaster>,
         fee_est: Ref<FFIFeeEstimator>,
@@ -56,5 +56,11 @@ ffi! {
         unsafe_block!("We know chan_man is not null by wrapper macro. And we know `Out` is writable" => chan_man.init(HandleShared::alloc(chan_man_raw)));
         FFIResult::ok()
     }
+
+    fn release_ffi_channel_manager(handle: FFIArcChannelManagerHandle) -> FFIResult {
+        unsafe_block!("The upstream caller guarantees the handle will not be accessed after being freed" => FFIArcChannelManagerHandle::dealloc(handle, |mut handle| {
+            FFIResult::ok()
+        }))
+    }
 }
 

bindings/src/logger.rs

@@ -21,13 +21,13 @@ ffi! {
 
 use lightning::util::logger::{Record, Level};
 
+use std::fmt::Arguments;
 /// Useful for testing low-level interoperability.
 #[cfg(feature = "debug_assertions")]
 ffi! {
     fn test_logger(handle: FFILoggerHandle) -> FFIResult {
         let logger: &FFILogger = unsafe_block!("" => handle.as_ref());
-        let r: Record = Record::new(Level::Warn, std::format_args!("{}", "warn message for ffi."), "module_path", "logger.rs", 29);
-        logger.log(&r);
+        logger.log(&Record::new(Level::Warn, std::format_args!("{}", "warn message for ffi."), "module_path", "logger.rs", 29));
         println!("rust: finished calling test_logger");
         FFIResult::ok()
     }