Upgrade AFL to 0.4 with persistent mode fuzzing

[rust-lightning] / fuzz / fuzz_targets / channel_target.rs

diff --git a/fuzz/fuzz_targets/channel_target.rs b/fuzz/fuzz_targets/channel_target.rs
index 6b24d700eb02b424b874301ed62e132a0a2f9f7f..65f0419f50928d5a22a2867bf1264783285c2ea6 100644 (file)
--- a/fuzz/fuzz_targets/channel_target.rs
+++ b/fuzz/fuzz_targets/channel_target.rs
@@ -14,11 +14,17 @@ use lightning::ln::msgs::{MsgDecodable, ErrorAction};
 use lightning::chain::chaininterface::{FeeEstimator, ConfirmationTarget};
 use lightning::chain::transaction::OutPoint;
 use lightning::util::reset_rng_state;
+use lightning::util::logger::Logger;
+
+mod utils;
+
+use utils::test_logger;
 
 use secp256k1::key::{PublicKey, SecretKey};
 use secp256k1::Secp256k1;
 
 use std::sync::atomic::{AtomicUsize,Ordering};
+use std::sync::Arc;
 
 #[inline]
 pub fn slice_to_be16(v: &[u8]) -> u16 {
@@ -101,6 +107,8 @@ pub fn do_test(data: &[u8]) {
                input: &input,
        };
 
+       let logger: Arc<Logger> = Arc::new(test_logger::TestLogger{});
+
        macro_rules! get_slice {
                ($len: expr) => {
                        match input.get_slice($len as usize) {
@@ -191,7 +199,10 @@ pub fn do_test(data: &[u8]) {
        let mut channel = if get_slice!(1)[0] != 0 {
                let chan_value = slice_to_be24(get_slice!(3));
 
-               let mut chan = Channel::new_outbound(&fee_est, chan_keys!(), their_pubkey, chan_value, get_slice!(1)[0] == 0, slice_to_be64(get_slice!(8)));
+               let mut chan = match Channel::new_outbound(&fee_est, chan_keys!(), their_pubkey, chan_value, slice_to_be24(get_slice!(3)), get_slice!(1)[0] == 0, slice_to_be64(get_slice!(8)), Arc::clone(&logger)) {
+                       Ok(chan) => chan,
+                       Err(_) => return,
+               };
                chan.get_open_channel(Sha256dHash::from(get_slice!(32)), &fee_est).unwrap();
                let accept_chan = if get_slice!(1)[0] == 0 {
                        decode_msg_with_len16!(msgs::AcceptChannel, 270, 1)
@@ -213,7 +224,7 @@ pub fn do_test(data: &[u8]) {
                } else {
                        decode_msg!(msgs::OpenChannel, 2*32+6*8+4+2*2+6*33+1)
                };
-               let mut chan = match Channel::new_from_req(&fee_est, chan_keys!(), their_pubkey, &open_chan, slice_to_be64(get_slice!(8)), false, get_slice!(1)[0] == 0) {
+               let mut chan = match Channel::new_from_req(&fee_est, chan_keys!(), their_pubkey, &open_chan, slice_to_be64(get_slice!(8)), false, get_slice!(1)[0] == 0, Arc::clone(&logger)) {
                        Ok(chan) => chan,
                        Err(_) => return,
                };
@@ -314,11 +325,11 @@ pub fn do_test(data: &[u8]) {
 }
 
 #[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);
        });
 }
 
@@ -333,29 +344,11 @@ fn main() {
        }
 }
 
+extern crate hex;
 #[cfg(test)]
 mod tests {
-       fn extend_vec_from_hex(hex: &str, out: &mut Vec<u8>) {
-               let mut b = 0;
-               for (idx, c) in hex.as_bytes().iter().enumerate() {
-                       b <<= 4;
-                       match *c {
-                               b'A'...b'F' => b |= c - b'A' + 10,
-                               b'a'...b'f' => b |= c - b'a' + 10,
-                               b'0'...b'9' => b |= c - b'0',
-                               _ => panic!("Bad hex"),
-                       }
-                       if (idx & 1) == 1 {
-                               out.push(b);
-                               b = 0;
-                       }
-               }
-       }
-
        #[test]
        fn duplicate_crash() {
-               let mut a = Vec::new();
-               extend_vec_from_hex("00", &mut a);
-               super::do_test(&a);
+               super::do_test(&::hex::decode("00").unwrap());
        }
 }