Merge pull request #2708 from TheBlueMatt/2023-11-less-graph-memory-frag

[rust-lightning] / fuzz / src / peer_crypt.rs

diff --git a/fuzz/src/peer_crypt.rs b/fuzz/src/peer_crypt.rs
index f6df392fcef5407623b6c0f0cfcf9b8690cdbc75..3acf4d664f66e7f150ba6b2fd279f9c39ebd02ad 100644 (file)
--- a/fuzz/src/peer_crypt.rs
+++ b/fuzz/src/peer_crypt.rs
@@ -7,7 +7,7 @@
 // You may not use this file except in accordance with one or both of these
 // licenses.
 
-use lightning::ln::peer_channel_encryptor::PeerChannelEncryptor;
+use lightning::ln::peer_channel_encryptor::{PeerChannelEncryptor, MessageBuf};
 use lightning::util::test_utils::TestNodeSigner;
 
 use bitcoin::secp256k1::{Secp256k1, PublicKey, SecretKey};
@@ -74,15 +74,17 @@ pub fn do_test(data: &[u8]) {
                assert!(crypter.is_ready_for_encryption());
                crypter
        };
+       let mut buf = [0; 65536 + 16];
        loop {
                if get_slice!(1)[0] == 0 {
-                       crypter.encrypt_buffer(get_slice!(slice_to_be16(get_slice!(2))));
+                       crypter.encrypt_buffer(MessageBuf::from_encoded(&get_slice!(slice_to_be16(get_slice!(2)))));
                } else {
                        let len = match crypter.decrypt_length_header(get_slice!(16+2)) {
                                Ok(len) => len,
                                Err(_) => return,
                        };
-                       match crypter.decrypt_message(get_slice!(len as usize + 16)) {
+                       buf.copy_from_slice(&get_slice!(len as usize + 16));
+                       match crypter.decrypt_message(&mut buf[..len as usize + 16]) {
                                Ok(_) => {},
                                Err(_) => return,
                        }