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use std::{fmt, ops, str};
use hex::{ToHex, FromHex};
use hash::H520;
use Error;
#[derive(PartialEq)]
pub struct Signature(Vec<u8>);
impl fmt::Debug for Signature {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.0.to_hex::<String>().fmt(f)
}
}
impl fmt::Display for Signature {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.0.to_hex::<String>().fmt(f)
}
}
impl ops::Deref for Signature {
type Target = [u8];
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl str::FromStr for Signature {
type Err = Error;
fn from_str(s: &str) -> Result<Self, Error> {
let vec = try!(s.from_hex().map_err(|_| Error::InvalidSignature));
Ok(Signature(vec))
}
}
impl From<&'static str> for Signature {
fn from(s: &'static str) -> Self {
s.parse().unwrap()
}
}
impl From<Vec<u8>> for Signature {
fn from(v: Vec<u8>) -> Self {
Signature(v)
}
}
impl From<Signature> for Vec<u8> {
fn from(s: Signature) -> Self {
s.0
}
}
impl Signature {
pub fn check_low_s(&self) -> bool {
unimplemented!();
}
}
impl<'a> From<&'a [u8]> for Signature {
fn from(v: &'a [u8]) -> Self {
Signature(v.to_vec())
}
}
#[derive(PartialEq)]
pub struct CompactSignature(H520);
impl fmt::Debug for CompactSignature {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str(&self.0.to_hex::<String>())
}
}
impl fmt::Display for CompactSignature {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str(&self.0.to_hex::<String>())
}
}
impl ops::Deref for CompactSignature {
type Target = [u8];
fn deref(&self) -> &Self::Target {
&*self.0
}
}
impl str::FromStr for CompactSignature {
type Err = Error;
fn from_str(s: &str) -> Result<Self, Error> {
match s.parse() {
Ok(hash) => Ok(CompactSignature(hash)),
_ => Err(Error::InvalidSignature),
}
}
}
impl From<&'static str> for CompactSignature {
fn from(s: &'static str) -> Self {
s.parse().unwrap()
}
}
impl From<H520> for CompactSignature {
fn from(h: H520) -> Self {
CompactSignature(h)
}
}