X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=fuzz%2Ffuzz_targets%2Fchanmon_deser_target.rs;h=ba525081a712ef3e5b27fcdbad48efe8a53d4809;hb=79a0a0c95910509b54ca98371758aac9af23b2ba;hp=adf4a3a6ac887195857d92500e90f12c70f8ede6;hpb=982317a4448cef14212ddeb34ae4e89e896cb9d7;p=rust-lightning

diff --git a/fuzz/fuzz_targets/chanmon_deser_target.rs b/fuzz/fuzz_targets/chanmon_deser_target.rs
index adf4a3a6..ba525081 100644
--- a/fuzz/fuzz_targets/chanmon_deser_target.rs
+++ b/fuzz/fuzz_targets/chanmon_deser_target.rs
@@ -5,22 +5,39 @@ extern crate lightning;
 
 use lightning::ln::channelmonitor;
 use lightning::util::reset_rng_state;
+use lightning::util::ser::{Readable, Writer};
+
+use std::io::Cursor;
+
+struct VecWriter(Vec<u8>);
+impl Writer for VecWriter {
+	fn write_all(&mut self, buf: &[u8]) -> Result<(), ::std::io::Error> {
+		self.0.extend_from_slice(buf);
+		Ok(())
+	}
+	fn size_hint(&mut self, size: usize) {
+		self.0.reserve_exact(size);
+	}
+}
 
 #[inline]
 pub fn do_test(data: &[u8]) {
 	reset_rng_state();
-	if let Some(monitor) = channelmonitor::ChannelMonitor::deserialize(data) {
-		assert!(channelmonitor::ChannelMonitor::deserialize(&monitor.serialize_for_disk()[..]).unwrap() == monitor);
-		monitor.serialize_for_watchtower();
+	if let Ok(monitor) = channelmonitor::ChannelMonitor::read(&mut Cursor::new(data)) {
+		let mut w = VecWriter(Vec::new());
+		monitor.write_for_disk(&mut w).unwrap();
+		assert!(channelmonitor::ChannelMonitor::read(&mut Cursor::new(&w.0)).unwrap() == monitor);
+		w.0.clear();
+		monitor.write_for_watchtower(&mut w).unwrap();
 	}
 }
 
 #[cfg(feature = "afl")]
-extern crate afl;
+#[macro_use] extern crate afl;
 #[cfg(feature = "afl")]
 fn main() {
-	afl::read_stdio_bytes(|data| {
-		do_test(&data);
+	fuzz!(|data| {
+		do_test(data);
 	});
 }