X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=fuzz%2Ffuzz_targets%2Fmsg_targets%2Futils.rs;h=27de871dcb647afc98e4dece02d28aa889d1fb7c;hb=1b8f4acb275621d52316ae1e5f1059b15f3a120e;hp=cb4de5eb95441a269608efb216a7db025d7d33f9;hpb=eccd527a55307b94a5c5c5df7e3ef056440e79b8;p=rust-lightning diff --git a/fuzz/fuzz_targets/msg_targets/utils.rs b/fuzz/fuzz_targets/msg_targets/utils.rs index cb4de5eb..27de871d 100644 --- a/fuzz/fuzz_targets/msg_targets/utils.rs +++ b/fuzz/fuzz_targets/msg_targets/utils.rs @@ -1,69 +1,13 @@ #![macro_use] -#[allow(dead_code)] -#[inline] -pub fn slice_to_be16(v: &[u8]) -> u16 { - ((v[0] as u16) << 8*1) | - ((v[1] as u16) << 8*0) -} - #[macro_export] macro_rules! test_msg { - ($MsgType: path, $data: ident, $read_pos: ident) => { + ($MsgType: path, $data: ident) => { { - let len = slice_to_be16(get_slice!($data, $read_pos, 2)); - let raw = get_slice!($data, $read_pos, len); - let cb = decode_msg!($MsgType, raw).encode(); - assert_eq!(&raw[..cb.len()], &cb[..]); - } - } -} - -#[macro_export] -macro_rules! decode_msg { - ($MsgType: path, $data: expr) => { - match <($MsgType)>::decode($data) { - Ok(msg) => msg, - Err(e) => match e { - msgs::DecodeError::UnknownRealmByte => return, - msgs::DecodeError::BadPublicKey => return, - msgs::DecodeError::BadSignature => return, - msgs::DecodeError::ExtraAddressesPerType => return, - msgs::DecodeError::WrongLength => return, + if let Ok(msg) = <$MsgType as MsgDecodable>::decode($data){ + let enc = msg.encode(); + assert_eq!(&$data[..enc.len()], &enc[..]); } } } } - -#[macro_export] -macro_rules! get_slice { - ($data: ident, $read_pos: ident, $len: expr) => { - { - let slice_len = $len as usize; - if $data.len() < $read_pos + slice_len { - return; - } - $read_pos += slice_len; - &$data[$read_pos - slice_len..$read_pos] - } - } -} - -#[allow(dead_code)] -#[cfg(test)] -pub fn extend_vec_from_hex(hex: &str, out: &mut Vec) { - 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; - } - } -}