+#[cfg(feature = "std")]
use std::error;
-use std::fmt;
-use std::fmt::{Display, Formatter};
-use std::num::ParseIntError;
-use std::str;
-use std::str::FromStr;
+use core::fmt;
+use core::fmt::{Display, Formatter};
+use core::num::ParseIntError;
+use core::str;
+use core::str::FromStr;
use bech32;
use bech32::{u5, FromBase32};
use bitcoin_hashes::Hash;
use bitcoin_hashes::sha256;
+use crate::prelude::*;
use lightning::ln::PaymentSecret;
use lightning::routing::network_graph::RoutingFees;
-use lightning::routing::router::RouteHintHop;
+use lightning::routing::router::{RouteHint, RouteHintHop};
use num_traits::{CheckedAdd, CheckedMul};
use secp256k1::key::PublicKey;
use super::{Invoice, Sha256, TaggedField, ExpiryTime, MinFinalCltvExpiry, Fallback, PayeePubKey, InvoiceSignature, PositiveTimestamp,
- SemanticError, RouteHint, Description, RawTaggedField, Currency, RawHrp, SiPrefix, RawInvoice, constants, SignedRawInvoice,
- RawDataPart, CreationError, InvoiceFeatures};
+ SemanticError, PrivateRoute, Description, RawTaggedField, Currency, RawHrp, SiPrefix, RawInvoice, constants, SignedRawInvoice,
+ RawDataPart, InvoiceFeatures};
use self::hrp_sm::parse_hrp;
/// State machine to parse the hrp
mod hrp_sm {
- use std::ops::Range;
+ use core::ops::Range;
#[derive(PartialEq, Eq, Debug)]
enum States {
} else if ['m', 'u', 'n', 'p'].contains(&read_symbol) {
Ok(States::ParseAmountSiPrefix)
} else {
- Err(super::ParseError::MalformedHRP)
+ Err(super::ParseError::UnknownSiPrefix)
}
},
States::ParseAmountSiPrefix => Err(super::ParseError::MalformedHRP),
"tb" => Ok(Currency::BitcoinTestnet),
"bcrt" => Ok(Currency::Regtest),
"sb" => Ok(Currency::Simnet),
+ "tbs" => Ok(Currency::Signet),
_ => Err(ParseError::UnknownCurrency)
}
}
/// ```
/// use lightning_invoice::Invoice;
///
-/// let invoice = "lnbc1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdp\
-/// l2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq8rkx3yf5tcsyz3d7\
-/// 3gafnh3cax9rn449d9p5uxz9ezhhypd0elx87sjle52x86fux2ypatgddc6k63n7erqz25le42c4u4ec\
-/// ky03ylcqca784w";
+///
+/// let invoice = "lnbc100p1psj9jhxdqud3jxktt5w46x7unfv9kz6mn0v3jsnp4q0d3p2sfluzdx45tqcs\
+/// h2pu5qc7lgq0xs578ngs6s0s68ua4h7cvspp5q6rmq35js88zp5dvwrv9m459tnk2zunwj5jalqtyxqulh0l\
+/// 5gflssp5nf55ny5gcrfl30xuhzj3nphgj27rstekmr9fw3ny5989s300gyus9qyysgqcqpcrzjqw2sxwe993\
+/// h5pcm4dxzpvttgza8zhkqxpgffcrf5v25nwpr3cmfg7z54kuqq8rgqqqqqqqq2qqqqq9qq9qrzjqd0ylaqcl\
+/// j9424x9m8h2vcukcgnm6s56xfgu3j78zyqzhgs4hlpzvznlugqq9vsqqqqqqqlgqqqqqeqq9qrzjqwldmj9d\
+/// ha74df76zhx6l9we0vjdquygcdt3kssupehe64g6yyp5yz5rhuqqwccqqyqqqqlgqqqqjcqq9qrzjqf9e58a\
+/// guqr0rcun0ajlvmzq3ek63cw2w282gv3z5uupmuwvgjtq2z55qsqqg6qqqyqqqrtnqqqzq3cqygrzjqvphms\
+/// ywntrrhqjcraumvc4y6r8v4z5v593trte429v4hredj7ms5z52usqq9ngqqqqqqqlgqqqqqqgq9qrzjq2v0v\
+/// p62g49p7569ev48cmulecsxe59lvaw3wlxm7r982zxa9zzj7z5l0cqqxusqqyqqqqlgqqqqqzsqygarl9fh3\
+/// 8s0gyuxjjgux34w75dnc6xp2l35j7es3jd4ugt3lu0xzre26yg5m7ke54n2d5sym4xcmxtl8238xxvw5h5h5\
+/// j5r6drg6k6zcqj0fcwg";
///
/// assert!(invoice.parse::<Invoice>().is_ok());
/// ```
/// ```
/// use lightning_invoice::*;
///
-/// let invoice = "lnbc1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdp\
-/// l2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq8rkx3yf5tcsyz3d7\
-/// 3gafnh3cax9rn449d9p5uxz9ezhhypd0elx87sjle52x86fux2ypatgddc6k63n7erqz25le42c4u4ec\
-/// ky03ylcqca784w";
+/// let invoice = "lnbc100p1psj9jhxdqud3jxktt5w46x7unfv9kz6mn0v3jsnp4q0d3p2sfluzdx45tqcs\
+/// h2pu5qc7lgq0xs578ngs6s0s68ua4h7cvspp5q6rmq35js88zp5dvwrv9m459tnk2zunwj5jalqtyxqulh0l\
+/// 5gflssp5nf55ny5gcrfl30xuhzj3nphgj27rstekmr9fw3ny5989s300gyus9qyysgqcqpcrzjqw2sxwe993\
+/// h5pcm4dxzpvttgza8zhkqxpgffcrf5v25nwpr3cmfg7z54kuqq8rgqqqqqqqq2qqqqq9qq9qrzjqd0ylaqcl\
+/// j9424x9m8h2vcukcgnm6s56xfgu3j78zyqzhgs4hlpzvznlugqq9vsqqqqqqqlgqqqqqeqq9qrzjqwldmj9d\
+/// ha74df76zhx6l9we0vjdquygcdt3kssupehe64g6yyp5yz5rhuqqwccqqyqqqqlgqqqqjcqq9qrzjqf9e58a\
+/// guqr0rcun0ajlvmzq3ek63cw2w282gv3z5uupmuwvgjtq2z55qsqqg6qqqyqqqrtnqqqzq3cqygrzjqvphms\
+/// ywntrrhqjcraumvc4y6r8v4z5v593trte429v4hredj7ms5z52usqq9ngqqqqqqqlgqqqqqqgq9qrzjq2v0v\
+/// p62g49p7569ev48cmulecsxe59lvaw3wlxm7r982zxa9zzj7z5l0cqqxusqqyqqqqlgqqqqqzsqygarl9fh3\
+/// 8s0gyuxjjgux34w75dnc6xp2l35j7es3jd4ugt3lu0xzre26yg5m7ke54n2d5sym4xcmxtl8238xxvw5h5h5\
+/// j5r6drg6k6zcqj0fcwg";
///
/// let parsed_1 = invoice.parse::<Invoice>();
///
type Err = ParseError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
- let (hrp, data) = bech32::decode(s)?;
+ let (hrp, data, var) = bech32::decode(s)?;
+
+ if var == bech32::Variant::Bech32m {
+ // Consider Bech32m addresses to be "Invalid Checksum", since that is what we'd get if
+ // we didn't support Bech32m (which lightning does not use).
+ return Err(ParseError::Bech32Error(bech32::Error::InvalidChecksum));
+ }
if data.len() < 104 {
return Err(ParseError::TooShortDataPart);
.expect("7*5bit < 64bit, no overflow possible");
match PositiveTimestamp::from_unix_timestamp(timestamp) {
Ok(t) => Ok(t),
- Err(CreationError::TimestampOutOfBounds) => Err(ParseError::TimestampOverflow),
Err(_) => unreachable!(),
}
}
Ok(field) => {
parts.push(RawTaggedField::KnownSemantics(field))
},
- Err(ParseError::Skip) => {
+ Err(ParseError::Skip)|Err(ParseError::Bech32Error(bech32::Error::InvalidLength)) => {
parts.push(RawTaggedField::UnknownSemantics(field.into()))
},
Err(e) => {return Err(e)}
Ok(TaggedField::MinFinalCltvExpiry(MinFinalCltvExpiry::from_base32(field_data)?)),
constants::TAG_FALLBACK =>
Ok(TaggedField::Fallback(Fallback::from_base32(field_data)?)),
- constants::TAG_ROUTE =>
- Ok(TaggedField::Route(RouteHint::from_base32(field_data)?)),
+ constants::TAG_PRIVATE_ROUTE =>
+ Ok(TaggedField::PrivateRoute(PrivateRoute::from_base32(field_data)?)),
constants::TAG_PAYMENT_SECRET =>
Ok(TaggedField::PaymentSecret(PaymentSecret::from_base32(field_data)?)),
constants::TAG_FEATURES =>
fn from_base32(field_data: &[u5]) -> Result<ExpiryTime, ParseError> {
match parse_int_be::<u64, u5>(field_data, 32)
- .and_then(|t| ExpiryTime::from_seconds(t).ok()) // ok, since the only error is out of bounds
+ .map(|t| ExpiryTime::from_seconds(t))
{
Some(t) => Ok(t),
None => Err(ParseError::IntegerOverflowError),
}
}
-impl FromBase32 for RouteHint {
+impl FromBase32 for PrivateRoute {
type Err = ParseError;
- fn from_base32(field_data: &[u5]) -> Result<RouteHint, ParseError> {
+ fn from_base32(field_data: &[u5]) -> Result<PrivateRoute, ParseError> {
let bytes = Vec::<u8>::from_base32(field_data)?;
if bytes.len() % 51 != 0 {
route_hops.push(hop);
}
- Ok(RouteHint(route_hops))
+ Ok(PrivateRoute(RouteHint(route_hops)))
}
}
/// Not an error, but used internally to signal that a part of the invoice should be ignored
/// according to BOLT11
Skip,
- TimestampOverflow,
}
/// Indicates that something went wrong while parsing or validating the invoice. Parsing errors
ParseError::Skip => {
f.write_str("the tagged field has to be skipped because of an unexpected, but allowed property")
},
- ParseError::TimestampOverflow => {
- f.write_str("the invoice's timestamp could not be represented as SystemTime")
- },
}
}
}
}
}
+#[cfg(feature = "std")]
impl error::Error for ParseError {}
+#[cfg(feature = "std")]
impl error::Error for ParseOrSemanticError {}
macro_rules! from_error {
assert_eq!("tb".parse::<Currency>(), Ok(Currency::BitcoinTestnet));
assert_eq!("bcrt".parse::<Currency>(), Ok(Currency::Regtest));
assert_eq!("sb".parse::<Currency>(), Ok(Currency::Simnet));
+ assert_eq!("tbs".parse::<Currency>(), Ok(Currency::Signet));
assert_eq!("something_else".parse::<Currency>(), Err(ParseError::UnknownCurrency))
}
use bech32::FromBase32;
let input = from_bech32("pu".as_bytes());
- let expected = Ok(ExpiryTime::from_seconds(60).unwrap());
+ let expected = Ok(ExpiryTime::from_seconds(60));
assert_eq!(ExpiryTime::from_base32(&input), expected);
let input_too_large = from_bech32("sqqqqqqqqqqqq".as_bytes());
#[test]
fn test_parse_route() {
use lightning::routing::network_graph::RoutingFees;
- use lightning::routing::router::RouteHintHop;
- use ::RouteHint;
+ use lightning::routing::router::{RouteHint, RouteHintHop};
+ use ::PrivateRoute;
use bech32::FromBase32;
use de::parse_int_be;
htlc_maximum_msat: None
});
- assert_eq!(RouteHint::from_base32(&input), Ok(RouteHint(expected)));
+ assert_eq!(PrivateRoute::from_base32(&input), Ok(PrivateRoute(RouteHint(expected))));
assert_eq!(
- RouteHint::from_base32(&[u5::try_from_u8(0).unwrap(); 40][..]),
+ PrivateRoute::from_base32(&[u5::try_from_u8(0).unwrap(); 40][..]),
Err(ParseError::UnexpectedEndOfTaggedFields)
);
}