$field = ser::Readable::read(&mut $reader)?;
}};
($reader: expr, $field: ident, vec_type) => {{
- $field = Some(ser::Readable::read(&mut $reader)?);
+ let f: ::util::ser::VecReadWrapper<_> = ser::Readable::read(&mut $reader)?;
+ $field = Some(f.0);
}};
($reader: expr, $field: ident, option) => {{
$field = Some(ser::Readable::read(&mut $reader)?);
($stream: expr, {$(($type: expr, $field: ident, $fieldty: tt)),* $(,)*}) => { {
use ln::msgs::DecodeError;
let mut last_seen_type: Option<u64> = None;
+ let mut stream_ref = $stream;
'tlv_read: loop {
use util::ser;
// determine whether we should break or return ShortRead if we get an
// UnexpectedEof. This should in every case be largely cosmetic, but its nice to
// pass the TLV test vectors exactly, which requre this distinction.
- let mut tracking_reader = ser::ReadTrackingReader::new($stream);
+ let mut tracking_reader = ser::ReadTrackingReader::new(&mut stream_ref);
match ser::Readable::read(&mut tracking_reader) {
Err(DecodeError::ShortRead) => {
if !tracking_reader.have_read {
last_seen_type = Some(typ.0);
// Finally, read the length and value itself:
- let length: ser::BigSize = ser::Readable::read($stream)?;
- let mut s = ser::FixedLengthReader::new($stream, length.0);
+ let length: ser::BigSize = ser::Readable::read(&mut stream_ref)?;
+ let mut s = ser::FixedLengthReader::new(&mut stream_ref, length.0);
match typ.0 {
$($type => {
decode_tlv!(s, $field, $fieldty);
} }
}
-macro_rules! impl_writeable {
- ($st:ident, $len: expr, {$($field:ident),*}) => {
+macro_rules! impl_writeable_msg {
+ ($st:ident, {$($field:ident),* $(,)*}, {$(($type: expr, $tlvfield: ident, $fieldty: tt)),* $(,)*}) => {
impl ::util::ser::Writeable for $st {
fn write<W: ::util::ser::Writer>(&self, w: &mut W) -> Result<(), $crate::io::Error> {
- if $len != 0 {
- w.size_hint($len);
- }
- #[cfg(any(test, feature = "fuzztarget"))]
- {
- // In tests, assert that the hard-coded length matches the actual one
- if $len != 0 {
- let mut len_calc = ::util::ser::LengthCalculatingWriter(0);
- $( self.$field.write(&mut len_calc).expect("No in-memory data may fail to serialize"); )*
- assert_eq!(len_calc.0, $len);
- assert_eq!(self.serialized_length(), $len);
- }
- }
$( self.$field.write(w)?; )*
+ encode_tlv_stream!(w, {$(($type, self.$tlvfield, $fieldty)),*});
Ok(())
}
-
- #[inline]
- fn serialized_length(&self) -> usize {
- if $len == 0 || cfg!(any(test, feature = "fuzztarget")) {
- let mut len_calc = 0;
- $( len_calc += self.$field.serialized_length(); )*
- if $len != 0 {
- // In tests, assert that the hard-coded length matches the actual one
- assert_eq!(len_calc, $len);
- } else {
- return len_calc;
- }
- }
- $len
- }
}
-
impl ::util::ser::Readable for $st {
fn read<R: $crate::io::Read>(r: &mut R) -> Result<Self, ::ln::msgs::DecodeError> {
+ $(let $field = ::util::ser::Readable::read(r)?;)*
+ $(init_tlv_field_var!($tlvfield, $fieldty);)*
+ decode_tlv_stream!(r, {$(($type, $tlvfield, $fieldty)),*});
Ok(Self {
- $($field: ::util::ser::Readable::read(r)?),*
+ $($field),*,
+ $($tlvfield),*
})
}
}
}
}
-macro_rules! impl_writeable_len_match {
- ($struct: ident, $cmp: tt, ($calc_len: expr), {$({$match: pat, $length: expr}),*}, {$($field:ident),*}) => {
- impl Writeable for $struct {
- fn write<W: Writer>(&self, w: &mut W) -> Result<(), $crate::io::Error> {
- let len = match *self {
- $($match => $length,)*
- };
- w.size_hint(len);
- #[cfg(any(test, feature = "fuzztarget"))]
- {
- // In tests, assert that the hard-coded length matches the actual one
- let mut len_calc = ::util::ser::LengthCalculatingWriter(0);
- $( self.$field.write(&mut len_calc).expect("No in-memory data may fail to serialize"); )*
- assert!(len_calc.0 $cmp len);
- assert_eq!(len_calc.0, self.serialized_length());
- }
+
+macro_rules! impl_writeable {
+ ($st:ident, {$($field:ident),*}) => {
+ impl ::util::ser::Writeable for $st {
+ fn write<W: ::util::ser::Writer>(&self, w: &mut W) -> Result<(), $crate::io::Error> {
$( self.$field.write(w)?; )*
Ok(())
}
#[inline]
fn serialized_length(&self) -> usize {
- if $calc_len || cfg!(any(test, feature = "fuzztarget")) {
- let mut len_calc = 0;
- $( len_calc += self.$field.serialized_length(); )*
- if !$calc_len {
- assert_eq!(len_calc, match *self {
- $($match => $length,)*
- });
- }
- return len_calc
- }
- match *self {
- $($match => $length,)*
- }
+ let mut len_calc = 0;
+ $( len_calc += self.$field.serialized_length(); )*
+ return len_calc;
}
}
- impl ::util::ser::Readable for $struct {
- fn read<R: $crate::io::Read>(r: &mut R) -> Result<Self, DecodeError> {
+ impl ::util::ser::Readable for $st {
+ fn read<R: $crate::io::Read>(r: &mut R) -> Result<Self, ::ln::msgs::DecodeError> {
Ok(Self {
- $($field: Readable::read(r)?),*
+ $($field: ::util::ser::Readable::read(r)?),*
})
}
}
- };
- ($struct: ident, $cmp: tt, {$({$match: pat, $length: expr}),*}, {$($field:ident),*}) => {
- impl_writeable_len_match!($struct, $cmp, (true), { $({ $match, $length }),* }, { $($field),* });
- };
- ($struct: ident, {$({$match: pat, $length: expr}),*}, {$($field:ident),*}) => {
- impl_writeable_len_match!($struct, ==, (false), { $({ $match, $length }),* }, { $($field),* });
}
}
$field.0.unwrap()
};
($field: ident, vec_type) => {
- $field.unwrap().0
+ $field.unwrap()
};
}
let mut $field = ::util::ser::OptionDeserWrapper(None);
};
($field: ident, vec_type) => {
- let mut $field = Some(::util::ser::VecReadWrapper(Vec::new()));
+ let mut $field = Some(Vec::new());
};
($field: ident, option) => {
let mut $field = None;