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rust-bitcoin-unsafe-fast
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Use default impl for Encoder for Sha256dEncoder

This commit is contained in:
Carl Dong 2018-09-16 14:36:46 -07:00
parent 0f42ca69b0
commit c42252c1da
1 changed files with 7 additions and 55 deletions
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62
src/util/hash.rs
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@ -20,14 +20,14 @@ use std::cmp::min;
use std::default::Default;
use std::error;
use std::fmt;
use std::io::{self, Write};
use std::mem;
#[cfg(feature = "serde")] use serde;
use byteorder::{LittleEndian, WriteBytesExt};
use crypto::digest::Digest;
use crypto::ripemd160::Ripemd160;
use consensus::encode::{self, Encodable, Decodable, Encoder};
use consensus::encode::{Encodable, Decodable};
use util::uint::Uint256;
#[cfg(feature="fuzztarget")] use util::sha2::Sha256;
@ -106,61 +106,13 @@ impl Sha256dEncoder {
}
}
impl Encoder for Sha256dEncoder {
fn emit_u64(&mut self, v: u64) -> Result<(), encode::Error> {
let mut data = [0; 8];
(&mut data[..]).write_u64::<LittleEndian>(v).unwrap();
self.0.input(&data);
Ok(())
impl Write for Sha256dEncoder {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.0.input(buf);
Ok(buf.len())
}
fn emit_u32(&mut self, v: u32) -> Result<(), encode::Error> {
let mut data = [0; 4];
(&mut data[..]).write_u32::<LittleEndian>(v).unwrap();
self.0.input(&data);
Ok(())
}
fn emit_u16(&mut self, v: u16) -> Result<(), encode::Error> {
let mut data = [0; 2];
(&mut data[..]).write_u16::<LittleEndian>(v).unwrap();
self.0.input(&data);
Ok(())
}
fn emit_i64(&mut self, v: i64) -> Result<(), encode::Error> {
let mut data = [0; 8];
(&mut data[..]).write_i64::<LittleEndian>(v).unwrap();
self.0.input(&data);
Ok(())
}
fn emit_i32(&mut self, v: i32) -> Result<(), encode::Error> {
let mut data = [0; 4];
(&mut data[..]).write_i32::<LittleEndian>(v).unwrap();
self.0.input(&data);
Ok(())
}
fn emit_i16(&mut self, v: i16) -> Result<(), encode::Error> {
let mut data = [0; 2];
(&mut data[..]).write_i16::<LittleEndian>(v).unwrap();
self.0.input(&data);
Ok(())
}
fn emit_i8(&mut self, v: i8) -> Result<(), encode::Error> {
self.0.input(&[v as u8]);
Ok(())
}
fn emit_u8(&mut self, v: u8) -> Result<(), encode::Error> {
self.0.input(&[v]);
Ok(())
}
fn emit_bool(&mut self, v: bool) -> Result<(), encode::Error> {
self.0.input(&[if v {1} else {0}]);
fn flush(&mut self) -> io::Result<()> {
Ok(())
}
}