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rust-bitcoin-unsafe-fast
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std -> core

This commit is contained in:
Devrandom 2021-06-09 12:40:41 +02:00
parent 9b2098517e
commit 95aa3bf153
41 changed files with 185 additions and 180 deletions
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2
src/blockdata/block.rs
View File

@ -20,7 +20,7 @@
//! these blocks and the blockchain.
//!
use std::fmt;
use core::fmt;
use util;
use util::Error::{BlockBadTarget, BlockBadProofOfWork};

4
src/blockdata/constants.rs
View File

@ -19,7 +19,7 @@
//! single transaction
//!
use std::default::Default;
use core::default::Default;
use hashes::hex::FromHex;
use hashes::sha256d;
@ -160,7 +160,7 @@ pub fn genesis_block(network: Network) -> Block {
#[cfg(test)]
mod test {
use std::default::Default;
use core::default::Default;
use hashes::hex::FromHex;
use network::constants::Network;

2
src/blockdata/opcodes.rs
View File

@ -22,7 +22,7 @@
#[cfg(feature = "serde")] use serde;
use std::fmt;
use core::{fmt, convert::From};
// Note: I am deliberately not implementing PartialOrd or Ord on the
// opcode enum. If you want to check ranges of opcodes, etc.,

14
src/blockdata/script.rs
View File

@ -24,8 +24,9 @@
//! This module provides the structures and functions needed to support scripts.
//!
use std::default::Default;
use std::{error, fmt, io, str};
use io;
use core::{fmt, default::Default};
#[cfg(feature = "serde")] use serde;
@ -91,7 +92,8 @@ impl hex::FromHex for Script {
Vec::from_byte_iter(iter).map(|v| Script(Box::<[u8]>::from(v)))
}
}
impl str::FromStr for Script {
impl ::core::str::FromStr for Script {
type Err = hex::Error;
fn from_str(s: &str) -> Result<Self, hex::Error> {
hex::FromHex::from_hex(s)
@ -143,7 +145,7 @@ impl fmt::Display for Error {
}
}
impl error::Error for Error {}
impl ::std::error::Error for Error {}
#[cfg(feature="bitcoinconsensus")]
#[doc(hidden)]
@ -820,7 +822,7 @@ impl<'de> serde::Deserialize<'de> for Script {
where
D: serde::Deserializer<'de>,
{
use std::fmt::Formatter;
use core::fmt::Formatter;
use hashes::hex::FromHex;
struct Visitor;
@ -889,7 +891,7 @@ impl Decodable for Script {
#[cfg(test)]
mod test {
use std::str::FromStr;
use core::str::FromStr;
use super::*;
use super::build_scriptint;

11
src/blockdata/transaction.rs
View File

@ -23,8 +23,9 @@
//! This module provides the structures and functions needed to support transactions.
//!
use std::default::Default;
use std::{error, fmt, io, str};
use io;
use core::{fmt, str, default::Default};
use std::error;
use hashes::{self, Hash, sha256d};
use hashes::hex::FromHex;
@ -108,7 +109,7 @@ pub enum ParseOutPointError {
/// Error in TXID part.
Txid(hashes::hex::Error),
/// Error in vout part.
Vout(::std::num::ParseIntError),
Vout(::core::num::ParseIntError),
/// Error in general format.
Format,
/// Size exceeds max.
@ -151,7 +152,7 @@ fn parse_vout(s: &str) -> Result<u32, ParseOutPointError> {
Ok(s.parse().map_err(ParseOutPointError::Vout)?)
}
impl ::std::str::FromStr for OutPoint {
impl ::core::str::FromStr for OutPoint {
type Err = ParseOutPointError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
@ -755,7 +756,7 @@ impl From<SigHashType> for u32 {
mod tests {
use super::{OutPoint, ParseOutPointError, Transaction, TxIn, NonStandardSigHashType};
use std::str::FromStr;
use core::str::FromStr;
use blockdata::constants::WITNESS_SCALE_FACTOR;
use blockdata::script::Script;
use consensus::encode::serialize;

10
src/consensus/encode.rs
View File

@ -29,14 +29,16 @@
//! big-endian decimals, etc.)
//!
use std::{fmt, error, io, mem, u32};
use core::{fmt, mem, u32, convert::From};
use std::borrow::Cow;
use std::io::{Cursor, Read, Write};
use std::error;
use hashes::hex::ToHex;
use hashes::{sha256d, Hash};
use hash_types::{BlockHash, FilterHash, TxMerkleNode, FilterHeader};
use io::{self, Cursor, Read, Write};
use util::endian;
use util::psbt;
@ -754,8 +756,8 @@ impl Decodable for sha256d::Hash {
// Tests
#[cfg(test)]
mod tests {
use std::{io, mem, fmt};
use std::mem::discriminant;
use super::*;
use core::{mem::{self, discriminant}, fmt};
use super::{deserialize, serialize, Error, CheckedData, VarInt};
use super::{Transaction, BlockHash, FilterHash, TxMerkleNode, TxOut, TxIn};
use consensus::{Encodable, deserialize_partial, Decodable};

4
src/hash_types.rs
View File

@ -21,13 +21,13 @@ use hashes::{Hash, sha256, sha256d, hash160};
macro_rules! impl_hashencode {
($hashtype:ident) => {
impl $crate::consensus::Encodable for $hashtype {
fn consensus_encode<S: ::std::io::Write>(&self, s: S) -> Result<usize, ::std::io::Error> {
fn consensus_encode<S: $crate::io::Write>(&self, s: S) -> Result<usize, $crate::io::Error> {
self.0.consensus_encode(s)
}
}
impl $crate::consensus::Decodable for $hashtype {
fn consensus_decode<D: ::std::io::Read>(d: D) -> Result<Self, $crate::consensus::encode::Error> {
fn consensus_decode<D: $crate::io::Read>(d: D) -> Result<Self, $crate::consensus::encode::Error> {
use $crate::hashes::Hash;
Ok(Self::from_inner(<<$hashtype as $crate::hashes::Hash>::Inner>::consensus_decode(d)?))
}

90
src/internal_macros.rs
View File

@ -20,10 +20,10 @@ macro_rules! impl_consensus_encoding {
($thing:ident, $($field:ident),+) => (
impl $crate::consensus::Encodable for $thing {
#[inline]
fn consensus_encode<S: ::std::io::Write>(
fn consensus_encode<S: $crate::io::Write>(
&self,
mut s: S,
) -> Result<usize, ::std::io::Error> {
) -> Result<usize, $crate::io::Error> {
let mut len = 0;
$(len += self.$field.consensus_encode(&mut s)?;)+
Ok(len)
@ -32,7 +32,7 @@ macro_rules! impl_consensus_encoding {
impl $crate::consensus::Decodable for $thing {
#[inline]
fn consensus_decode<D: ::std::io::Read>(
fn consensus_decode<D: $crate::io::Read>(
d: D,
) -> Result<$thing, $crate::consensus::encode::Error> {
let mut d = d.take($crate::consensus::encode::MAX_VEC_SIZE as u64);
@ -83,7 +83,7 @@ macro_rules! impl_array_newtype {
pub fn into_bytes(self) -> [$ty; $len] { self.0 }
}
impl<'a> ::std::convert::From<&'a [$ty]> for $thing {
impl<'a> ::core::convert::From<&'a [$ty]> for $thing {
fn from(data: &'a [$ty]) -> $thing {
assert_eq!(data.len(), $len);
let mut ret = [0; $len];
@ -100,7 +100,7 @@ macro_rules! impl_array_newtype {
macro_rules! impl_index_newtype {
($thing:ident, $ty:ty) => {
impl ::std::ops::Index<usize> for $thing {
impl ::core::ops::Index<usize> for $thing {
type Output = $ty;
#[inline]
@ -109,38 +109,38 @@ macro_rules! impl_index_newtype {
}
}
impl ::std::ops::Index<::std::ops::Range<usize>> for $thing {
impl ::core::ops::Index<::core::ops::Range<usize>> for $thing {
type Output = [$ty];
#[inline]
fn index(&self, index: ::std::ops::Range<usize>) -> &[$ty] {
fn index(&self, index: ::core::ops::Range<usize>) -> &[$ty] {
&self.0[index]
}
}
impl ::std::ops::Index<::std::ops::RangeTo<usize>> for $thing {
impl ::core::ops::Index<::core::ops::RangeTo<usize>> for $thing {
type Output = [$ty];
#[inline]
fn index(&self, index: ::std::ops::RangeTo<usize>) -> &[$ty] {
fn index(&self, index: ::core::ops::RangeTo<usize>) -> &[$ty] {
&self.0[index]
}
}
impl ::std::ops::Index<::std::ops::RangeFrom<usize>> for $thing {
impl ::core::ops::Index<::core::ops::RangeFrom<usize>> for $thing {
type Output = [$ty];
#[inline]
fn index(&self, index: ::std::ops::RangeFrom<usize>) -> &[$ty] {
fn index(&self, index: ::core::ops::RangeFrom<usize>) -> &[$ty] {
&self.0[index]
}
}
impl ::std::ops::Index<::std::ops::RangeFull> for $thing {
impl ::core::ops::Index<::core::ops::RangeFull> for $thing {
type Output = [$ty];
#[inline]
fn index(&self, _: ::std::ops::RangeFull) -> &[$ty] {
fn index(&self, _: ::core::ops::RangeFull) -> &[$ty] {
&self.0[..]
}
}
@ -150,16 +150,16 @@ macro_rules! impl_index_newtype {
macro_rules! display_from_debug {
($thing:ident) => {
impl ::std::fmt::Display for $thing {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> Result<(), ::std::fmt::Error> {
::std::fmt::Debug::fmt(self, f)
impl ::core::fmt::Display for $thing {
fn fmt(&self, f: &mut ::core::fmt::Formatter) -> Result<(), ::core::fmt::Error> {
::core::fmt::Debug::fmt(self, f)
}
}
}
}
#[cfg(test)]
macro_rules! hex_script (($s:expr) => (<$crate::Script as ::std::str::FromStr>::from_str($s).unwrap()));
macro_rules! hex_script (($s:expr) => (<$crate::Script as ::core::str::FromStr>::from_str($s).unwrap()));
#[cfg(test)]
macro_rules! hex_hash (($h:ident, $s:expr) => ($h::from_slice(&<Vec<u8> as $crate::hashes::hex::FromHex>::from_hex($s).unwrap()).unwrap()));
@ -172,8 +172,8 @@ macro_rules! serde_string_impl {
where
D: $crate::serde::de::Deserializer<'de>,
{
use ::std::fmt::{self, Formatter};
use ::std::str::FromStr;
use ::core::fmt::{self, Formatter};
use ::core::str::FromStr;
struct Visitor;
impl<'de> $crate::serde::de::Visitor<'de> for Visitor {
@ -232,8 +232,8 @@ macro_rules! serde_struct_human_string_impl {
D: $crate::serde::de::Deserializer<'de>,
{
if deserializer.is_human_readable() {
use ::std::fmt::{self, Formatter};
use ::std::str::FromStr;
use ::core::fmt::{self, Formatter};
use ::core::str::FromStr;
struct Visitor;
impl<'de> $crate::serde::de::Visitor<'de> for Visitor {
@ -267,7 +267,7 @@ macro_rules! serde_struct_human_string_impl {
deserializer.deserialize_str(Visitor)
} else {
use ::std::fmt::{self, Formatter};
use ::core::fmt::{self, Formatter};
use $crate::serde::de::IgnoredAny;
#[allow(non_camel_case_types)]
@ -408,15 +408,15 @@ macro_rules! serde_struct_human_string_impl {
/// Implements several traits for byte-based newtypes.
/// Implements:
/// - std::fmt::LowerHex (implies hashes::hex::ToHex)
/// - std::fmt::Display
/// - std::str::FromStr
/// - core::fmt::LowerHex (implies hashes::hex::ToHex)
/// - core::fmt::Display
/// - core::str::FromStr
/// - hashes::hex::FromHex
macro_rules! impl_bytes_newtype {
($t:ident, $len:expr) => (
impl ::std::fmt::LowerHex for $t {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
impl ::core::fmt::LowerHex for $t {
fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
for &ch in self.0.iter() {
write!(f, "{:02x}", ch)?;
}
@ -424,23 +424,23 @@ macro_rules! impl_bytes_newtype {
}
}
impl ::std::fmt::Display for $t {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
impl ::core::fmt::Display for $t {
fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
fmt::LowerHex::fmt(self, f)
}
}
impl ::std::fmt::Debug for $t {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
impl ::core::fmt::Debug for $t {
fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
fmt::LowerHex::fmt(self, f)
}
}
impl $crate::hashes::hex::FromHex for $t {
fn from_byte_iter<I>(iter: I) -> Result<Self, $crate::hashes::hex::Error>
where I: ::std::iter::Iterator<Item=Result<u8, $crate::hashes::hex::Error>> +
::std::iter::ExactSizeIterator +
::std::iter::DoubleEndedIterator,
where I: ::core::iter::Iterator<Item=Result<u8, $crate::hashes::hex::Error>> +
::core::iter::ExactSizeIterator +
::core::iter::DoubleEndedIterator,
{
if iter.len() == $len {
let mut ret = [0; $len];
@ -454,7 +454,7 @@ macro_rules! impl_bytes_newtype {
}
}
impl ::std::str::FromStr for $t {
impl ::core::str::FromStr for $t {
type Err = $crate::hashes::hex::Error;
fn from_str(s: &str) -> Result<Self, Self::Err> {
$crate::hashes::hex::FromHex::from_hex(s)
@ -481,7 +481,7 @@ macro_rules! impl_bytes_newtype {
impl<'de> $crate::serde::de::Visitor<'de> for HexVisitor {
type Value = $t;
fn expecting(&self, formatter: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
fn expecting(&self, formatter: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
formatter.write_str("an ASCII hex string")
}
@ -489,7 +489,7 @@ macro_rules! impl_bytes_newtype {
where
E: $crate::serde::de::Error,
{
if let Ok(hex) = ::std::str::from_utf8(v) {
if let Ok(hex) = ::core::str::from_utf8(v) {
$crate::hashes::hex::FromHex::from_hex(hex).map_err(E::custom)
} else {
return Err(E::invalid_value($crate::serde::de::Unexpected::Bytes(v), &self));
@ -511,7 +511,7 @@ macro_rules! impl_bytes_newtype {
impl<'de> $crate::serde::de::Visitor<'de> for BytesVisitor {
type Value = $t;
fn expecting(&self, formatter: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
fn expecting(&self, formatter: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
formatter.write_str("a bytestring")
}
@ -549,22 +549,22 @@ macro_rules! user_enum {
$(#[$doc] $elem),*
}
impl ::std::fmt::Display for $name {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
impl ::core::fmt::Display for $name {
fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
f.pad(match *self {
$($name::$elem => $txt),*
})
}
}
impl ::std::str::FromStr for $name {
type Err = ::std::io::Error;
impl ::core::str::FromStr for $name {
type Err = $crate::io::Error;
#[inline]
fn from_str(s: &str) -> Result<Self, Self::Err> {
match s {
$($txt => Ok($name::$elem)),*,
_ => Err(::std::io::Error::new(
::std::io::ErrorKind::InvalidInput,
_ => Err($crate::io::Error::new(
$crate::io::ErrorKind::InvalidInput,
format!("Unknown network (type {})", s),
)),
}
@ -578,7 +578,7 @@ macro_rules! user_enum {
where
D: $crate::serde::Deserializer<'de>,
{
use ::std::fmt::{self, Formatter};
use ::core::fmt::{self, Formatter};
struct Visitor;
impl<'de> $crate::serde::de::Visitor<'de> for Visitor {

4
src/lib.rs
View File

@ -38,6 +38,8 @@
#![deny(unused_must_use)]
#![deny(broken_intra_doc_links)]
extern crate core;
// Re-exported dependencies.
#[macro_use] pub extern crate bitcoin_hashes as hashes;
pub extern crate secp256k1;
@ -96,6 +98,8 @@ pub use util::ecdsa::PrivateKey;
#[deprecated(since = "0.26.1", note = "Please use `ecdsa::PublicKey` instead")]
pub use util::ecdsa::PublicKey;
use std::io;
#[cfg(all(test, feature = "unstable"))] use tests::EmptyWrite;
#[cfg(all(test, feature = "unstable"))]

5
src/network/address.rs
View File

@ -18,9 +18,10 @@
//! network addresses in Bitcoin messages.
//!
use std::{fmt, io, iter};
use core::{fmt, iter};
use std::net::{SocketAddr, Ipv6Addr, SocketAddrV4, SocketAddrV6, Ipv4Addr, ToSocketAddrs};
use io;
use network::constants::ServiceFlags;
use consensus::encode::{self, Decodable, Encodable, VarInt, ReadExt, WriteExt};
@ -291,7 +292,7 @@ impl ToSocketAddrs for AddrV2Message {
#[cfg(test)]
mod test {
use std::str::FromStr;
use core::str::FromStr;
use super::{AddrV2Message, AddrV2, Address};
use network::constants::ServiceFlags;
use std::net::{SocketAddr, IpAddr, Ipv4Addr, Ipv6Addr};

3
src/network/constants.rs
View File

@ -37,8 +37,9 @@
//! assert_eq!(&bytes[..], &[0xF9, 0xBE, 0xB4, 0xD9]);
//! ```
use std::{fmt, io, ops};
use core::{fmt, ops, convert::From};
use io;
use consensus::encode::{self, Encodable, Decodable};
/// Version of the protocol as appearing in network message headers

6
src/network/message.rs
View File

@ -19,10 +19,10 @@
//! also defines (de)serialization routines for many primitives.
//!
use std::{fmt, io, iter, mem, str};
use core::{mem, fmt, iter};
use std::borrow::Cow;
use std::io::Cursor;
use io;
use blockdata::block;
use blockdata::transaction;
use network::address::{Address, AddrV2Message};
@ -337,7 +337,7 @@ impl Decodable for RawNetworkMessage {
let cmd = CommandString::consensus_decode(&mut d)?;
let raw_payload = CheckedData::consensus_decode(&mut d)?.0;
let mut mem_d = Cursor::new(raw_payload);
let mut mem_d = io::Cursor::new(raw_payload);
let payload = match &cmd.0[..] {
"version" => NetworkMessage::Version(Decodable::consensus_decode(&mut mem_d)?),
"verack" => NetworkMessage::Verack,

4
src/network/message_blockdata.rs
View File

@ -18,7 +18,7 @@
//! Bitcoin data (blocks and transactions) around.
//!
use std::io;
use io;
use hashes::sha256d;
@ -154,7 +154,7 @@ mod tests {
use hashes::hex::FromHex;
use consensus::encode::{deserialize, serialize};
use std::default::Default;
use core::default::Default;
#[test]
fn getblocks_message_test() {

2
src/network/message_network.rs
View File

@ -18,7 +18,7 @@
//! capabilities
//!
use std::io;
use io;
use std::borrow::Cow;
use network::address::Address;

4
src/network/mod.rs
View File

@ -18,8 +18,8 @@
//! of Bitcoin data and network messages.
//!
use std::fmt;
use std::io;
use io;
use core::fmt;
use std::error;
pub mod constants;

8
src/network/stream_reader.rs
View File

@ -20,8 +20,8 @@
//! (like can happen with reading from TCP socket)
//!
use std::fmt;
use std::io::{self, Read};
use core::fmt;
use io::{self, Read};
use consensus::{encode, Decodable};
@ -83,7 +83,7 @@ impl<R: Read> StreamReader<R> {
mod test {
use std::thread;
use std::time::Duration;
use std::io::{self, BufReader, Write};
use io::{self, BufReader, Write};
use std::net::{TcpListener, TcpStream, Shutdown};
use std::thread::JoinHandle;
use network::constants::ServiceFlags;
@ -313,7 +313,7 @@ mod test {
#[test]
fn read_block_from_file_test() {
use std::io;
use io;
use consensus::serialize;
use hashes::hex::FromHex;
use Block;

2
src/policy/mod.rs
View File

@ -24,7 +24,7 @@
//! These values were taken from bitcoind v0.21.1 (194b9b8792d9b0798fdb570b79fa51f1d1f5ebaf).
use super::blockdata::constants::{MAX_BLOCK_SIGOPS_COST, WITNESS_SCALE_FACTOR};
use std::cmp;
use core::cmp;
/// Maximum weight of a transaction for it to be relayed by most nodes on the network
pub const MAX_STANDARD_TX_WEIGHT: u32 = 400_000;

7
src/util/address.rs
View File

@ -33,8 +33,8 @@
//! let address = Address::p2pkh(&public_key, Network::Bitcoin);
//! ```
use std::fmt;
use std::str::FromStr;
use core::fmt;
use core::str::FromStr;
use std::error;
use bech32;
@ -525,8 +525,7 @@ impl ::std::fmt::Debug for Address {
#[cfg(test)]
mod tests {
use std::str::FromStr;
use std::string::ToString;
use core::str::FromStr;
use hashes::hex::{FromHex, ToHex};

24
src/util/amount.rs
View File

@ -14,12 +14,8 @@
//! We refer to the documentation on the types for more information.
//!
use std::default;
use std::error;
use std::fmt::{self, Write};
use std::ops;
use std::str::FromStr;
use std::cmp::Ordering;
use core::{ops, default, str::FromStr, cmp::Ordering};
use core::fmt::{self, Write};
/// A set of denominations in which amounts can be expressed.
#[derive(Debug, Clone, Copy, Eq, PartialEq, Hash)]
@ -115,7 +111,7 @@ impl fmt::Display for ParseAmountError {
}
}
impl error::Error for ParseAmountError {}
impl ::std::error::Error for ParseAmountError {}
fn is_too_precise(s: &str, precision: usize) -> bool {
s.contains('.') || precision >= s.len() || s.chars().rev().take(precision).any(|d| d != '0')
@ -251,10 +247,10 @@ fn fmt_satoshi_in(
///
/// Warning!
///
/// This type implements several arithmetic operations from [std::ops].
/// This type implements several arithmetic operations from [core::ops].
/// To prevent errors due to overflow or underflow when using these operations,
/// it is advised to instead use the checked arithmetic methods whose names
/// start with `checked_`. The operations from [std::ops] that [Amount]
/// start with `checked_`. The operations from [core::ops] that [Amount]
/// implements will panic when overflow or underflow occurs. Also note that
/// since the internal representation of amounts is unsigned, subtracting below
/// zero is considered an underflow and will cause a panic if you're not using
@ -381,7 +377,7 @@ impl Amount {
buf
}
// Some arithmetic that doesn't fit in `std::ops` traits.
// Some arithmetic that doesn't fit in `core::ops` traits.
/// Checked addition.
/// Returns [None] if overflow occurred.
@ -532,10 +528,10 @@ impl FromStr for Amount {
///
/// Warning!
///
/// This type implements several arithmetic operations from [std::ops].
/// This type implements several arithmetic operations from [core::ops].
/// To prevent errors due to overflow or underflow when using these operations,
/// it is advised to instead use the checked arithmetic methods whose names
/// start with `checked_`. The operations from [std::ops] that [Amount]
/// start with `checked_`. The operations from [core::ops] that [Amount]
/// implements will panic when overflow or underflow occurs.
///
#[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
@ -663,7 +659,7 @@ impl SignedAmount {
buf
}
// Some arithmetic that doesn't fit in `std::ops` traits.
// Some arithmetic that doesn't fit in `core::ops` traits.
/// Get the absolute value of this [SignedAmount].
pub fn abs(self) -> SignedAmount {
@ -1086,7 +1082,7 @@ pub mod serde {
mod tests {
use super::*;
use std::panic;
use std::str::FromStr;
use core::str::FromStr;
#[cfg(feature = "serde")]
use serde_test;

3
src/util/base58.rs
View File

@ -14,7 +14,8 @@
//! Base58 encoder and decoder
use std::{error, fmt, str, slice, iter};
use std::error;
use core::{fmt, str, iter, slice};
use hashes::{sha256d, Hash};

4
src/util/bip143.rs
View File

@ -25,8 +25,8 @@ use blockdata::script::Script;
use blockdata::transaction::{Transaction, TxIn, SigHashType};
use consensus::{encode, Encodable};
use std::io;
use std::ops::{Deref, DerefMut};
use io;
use core::ops::{Deref, DerefMut};
/// Parts of a sighash which are common across inputs or signatures, and which are
/// sufficient (in conjunction with a private key) to sign the transaction

11
src/util/bip158.rs
View File

@ -45,13 +45,10 @@
//! ```
//!
use std::{cmp, fmt, io};
use std::collections::HashSet;
use std::error;
use std::fmt::{Display, Formatter};
use std::io::Cursor;
use std::cmp::Ordering;
use io::{self as io, Cursor};
use core::fmt::{self, Display, Formatter};
use core::cmp::{self, Ordering};
use hashes::{Hash, siphash24};
use hash_types::{BlockHash, FilterHash, FilterHeader};
@ -76,7 +73,7 @@ pub enum Error {
Io(io::Error),
}
impl error::Error for Error {}
impl ::std::error::Error for Error {}
impl Display for Error {
fn fmt(&self, f: &mut Formatter) -> Result<(), fmt::Error> {

12
src/util/bip32.rs
View File

@ -16,9 +16,8 @@
//! Implementation of BIP32 hierarchical deterministic wallets, as defined
//! at <https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki>
use std::default::Default;
use std::{error, fmt};
use std::str::FromStr;
use core::{fmt, str::FromStr, default::Default};
use std::error;
#[cfg(feature = "serde")] use serde;
use hash_types::XpubIdentifier;
@ -267,13 +266,13 @@ impl<'a> From<&'a [ChildNumber]> for DerivationPath {
}
}
impl ::std::iter::FromIterator<ChildNumber> for DerivationPath {
impl ::core::iter::FromIterator<ChildNumber> for DerivationPath {
fn from_iter<T>(iter: T) -> Self where T: IntoIterator<Item = ChildNumber> {
DerivationPath(Vec::from_iter(iter))
}
}
impl<'a> ::std::iter::IntoIterator for &'a DerivationPath {
impl<'a> ::core::iter::IntoIterator for &'a DerivationPath {
type Item = &'a ChildNumber;
type IntoIter = ::std::slice::Iter<'a, ChildNumber>;
fn into_iter(self) -> Self::IntoIter {
@ -770,8 +769,7 @@ mod tests {
use super::*;
use super::ChildNumber::{Hardened, Normal};
use std::str::FromStr;
use std::string::ToString;
use core::str::FromStr;
use secp256k1::{self, Secp256k1};
use hashes::hex::FromHex;

9
src/util/contracthash.rs
View File

@ -20,14 +20,15 @@
#![cfg_attr(not(test), deprecated)]
use core::fmt;
use std::error;
use secp256k1::{self, Secp256k1};
use PrivateKey;
use PublicKey;
use hashes::{sha256, Hash, HashEngine, Hmac, HmacEngine};
use blockdata::{opcodes, script};
use std::{error, fmt};
use hash_types::ScriptHash;
use network::constants::Network;
use util::address;
@ -71,7 +72,7 @@ impl fmt::Display for Error {
}
}
impl error::Error for Error {
impl ::std::error::Error for Error {
fn cause(&self) -> Option<&dyn error::Error> {
match *self {
Error::Secp(ref e) => Some(e),
@ -278,7 +279,7 @@ mod tests {
use secp256k1::Secp256k1;
use hashes::hex::FromHex;
use secp256k1::rand::thread_rng;
use std::str::FromStr;
use core::str::FromStr;
use blockdata::script::Script;
use network::constants::Network;

8
src/util/ecdsa.rs
View File

@ -16,9 +16,9 @@
//! ECDSA keys used in Bitcoin that can be roundtrip (de)serialized.
//!
use std::fmt::{self, Write};
use std::{io, ops};
use std::str::FromStr;
use core::{ops, str::FromStr};
use core::fmt::{self, Write as _fmtWrite};
use io;
use secp256k1::{self, Secp256k1};
use network::constants::Network;
@ -398,9 +398,9 @@ impl<'de> ::serde::Deserialize<'de> for PublicKey {
#[cfg(test)]
mod tests {
use io;
use super::{PrivateKey, PublicKey};
use secp256k1::Secp256k1;
use std::io;
use std::str::FromStr;
use hashes::hex::ToHex;
use network::constants::Network::Testnet;

18
src/util/endian.rs
View File

@ -2,10 +2,10 @@ macro_rules! define_slice_to_be {
($name: ident, $type: ty) => {
#[inline]
pub fn $name(slice: &[u8]) -> $type {
assert_eq!(slice.len(), ::std::mem::size_of::<$type>());
assert_eq!(slice.len(), ::core::mem::size_of::<$type>());
let mut res = 0;
for i in 0..::std::mem::size_of::<$type>() {
res |= (slice[i] as $type) << (::std::mem::size_of::<$type>() - i - 1)*8;
for i in 0..::core::mem::size_of::<$type>() {
res |= (slice[i] as $type) << (::core::mem::size_of::<$type>() - i - 1)*8;
}
res
}
@ -15,9 +15,9 @@ macro_rules! define_slice_to_le {
($name: ident, $type: ty) => {
#[inline]
pub fn $name(slice: &[u8]) -> $type {
assert_eq!(slice.len(), ::std::mem::size_of::<$type>());
assert_eq!(slice.len(), ::core::mem::size_of::<$type>());
let mut res = 0;
for i in 0..::std::mem::size_of::<$type>() {
for i in 0..::core::mem::size_of::<$type>() {
res |= (slice[i] as $type) << i*8;
}
res
@ -28,7 +28,7 @@ macro_rules! define_be_to_array {
($name: ident, $type: ty, $byte_len: expr) => {
#[inline]
pub fn $name(val: $type) -> [u8; $byte_len] {
debug_assert_eq!(::std::mem::size_of::<$type>(), $byte_len); // size_of isn't a constfn in 1.22
debug_assert_eq!(::core::mem::size_of::<$type>(), $byte_len); // size_of isn't a constfn in 1.22
let mut res = [0; $byte_len];
for i in 0..$byte_len {
res[i] = ((val >> ($byte_len - i - 1)*8) & 0xff) as u8;
@ -41,7 +41,7 @@ macro_rules! define_le_to_array {
($name: ident, $type: ty, $byte_len: expr) => {
#[inline]
pub fn $name(val: $type) -> [u8; $byte_len] {
debug_assert_eq!(::std::mem::size_of::<$type>(), $byte_len); // size_of isn't a constfn in 1.22
debug_assert_eq!(::core::mem::size_of::<$type>(), $byte_len); // size_of isn't a constfn in 1.22
let mut res = [0; $byte_len];
for i in 0..$byte_len {
res[i] = ((val >> i*8) & 0xff) as u8;
@ -91,8 +91,8 @@ macro_rules! define_chunk_slice_to_int {
($name: ident, $type: ty, $converter: ident) => {
#[inline]
pub fn $name(inp: &[u8], outp: &mut [$type]) {
assert_eq!(inp.len(), outp.len() * ::std::mem::size_of::<$type>());
for (outp_val, data_bytes) in outp.iter_mut().zip(inp.chunks(::std::mem::size_of::<$type>())) {
assert_eq!(inp.len(), outp.len() * ::core::mem::size_of::<$type>());
for (outp_val, data_bytes) in outp.iter_mut().zip(inp.chunks(::core::mem::size_of::<$type>())) {
*outp_val = $converter(data_bytes);
}
}

4
src/util/hash.rs
View File

@ -15,8 +15,8 @@
//!
//! Utility functions related to hashing data, including merkleization
use std::cmp::min;
use std::io;
use io;
use core::cmp::min;
use hashes::Hash;
use consensus::encode::Encodable;

2
src/util/key.rs
View File

@ -19,7 +19,7 @@
#[deprecated(since = "0.26.1", note = "Please use `util::ecdsa` instead")]
pub use util::ecdsa::{PrivateKey, PublicKey};
use std::fmt;
use core::fmt;
use std::error;
use secp256k1;

5
src/util/merkleblock.rs
View File

@ -51,9 +51,8 @@
//! assert_eq!(1, index.len());
//! assert_eq!(1, index[0]);
//! ```
use std::collections::HashSet;
use std::io;
use io;
use hashes::Hash;
use hash_types::{Txid, TxMerkleNode};
@ -496,7 +495,7 @@ impl Decodable for MerkleBlock {
#[cfg(test)]
mod tests {
use std::cmp::min;
use core::cmp::min;
use hashes::Hash;
use hashes::hex::{FromHex, ToHex};

7
src/util/misc.rs
View File

@ -29,7 +29,8 @@ pub const BITCOIN_SIGNED_MSG_PREFIX: &[u8] = b"\x18Bitcoin Signed Message:\n";
#[cfg(feature = "secp-recovery")]
mod message_signing {
use std::{error, fmt};
use core::fmt;
use std::error;
use hashes::sha256d;
use secp256k1;
@ -188,7 +189,7 @@ mod message_signing {
}
#[cfg(feature = "base64")]
impl ::std::str::FromStr for MessageSignature {
impl ::core::str::FromStr for MessageSignature {
type Err = MessageSignatureError;
fn from_str(s: &str) -> Result<MessageSignature, MessageSignatureError> {
MessageSignature::from_base64(s)
@ -295,7 +296,7 @@ mod tests {
#[test]
#[cfg(all(feature = "secp-recovery", feature = "base64"))]
fn test_message_signature() {
use std::str::FromStr;
use core::str::FromStr;
use secp256k1;
let secp = secp256k1::Secp256k1::new();

3
src/util/mod.rs
View File

@ -35,7 +35,8 @@ pub mod bip158;
pub(crate) mod endian;
use std::{error, fmt};
use core::fmt;
use std::error;
use network;
use consensus::encode;

2
src/util/psbt/error.rs
View File

@ -13,7 +13,7 @@
//
use std::error;
use std::fmt;
use core::fmt;
use blockdata::transaction::Transaction;
use consensus::encode;

8
src/util/psbt/macros.rs
View File

@ -55,10 +55,10 @@ macro_rules! impl_psbt_serialize {
macro_rules! impl_psbtmap_consensus_encoding {
($thing:ty) => {
impl $crate::consensus::Encodable for $thing {
fn consensus_encode<S: ::std::io::Write>(
fn consensus_encode<S: $crate::io::Write>(
&self,
mut s: S,
) -> Result<usize, ::std::io::Error> {
) -> Result<usize, $crate::io::Error> {
let mut len = 0;
for pair in $crate::util::psbt::Map::get_pairs(self)? {
len += $crate::consensus::Encodable::consensus_encode(
@ -76,10 +76,10 @@ macro_rules! impl_psbtmap_consensus_encoding {
macro_rules! impl_psbtmap_consensus_decoding {
($thing:ty) => {
impl $crate::consensus::Decodable for $thing {
fn consensus_decode<D: ::std::io::Read>(
fn consensus_decode<D: $crate::io::Read>(
mut d: D,
) -> Result<Self, $crate::consensus::encode::Error> {
let mut rv: Self = ::std::default::Default::default();
let mut rv: Self = ::core::default::Default::default();
loop {
match $crate::consensus::Decodable::consensus_decode(&mut d) {

4
src/util/psbt/map/global.rs
View File

@ -14,8 +14,8 @@
use std::collections::BTreeMap;
use std::collections::btree_map::Entry;
use std::io::{self, Cursor, Read};
use std::cmp;
use io::{self, Cursor, Read};
use core::cmp;
use blockdata::transaction::Transaction;
use consensus::{encode, Encodable, Decodable};

2
src/util/psbt/map/input.rs
View File

@ -12,7 +12,7 @@
// If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
//
use std::io;
use io;
use std::collections::btree_map::{BTreeMap, Entry};
use blockdata::script::Script;

2
src/util/psbt/map/mod.rs
View File

@ -12,7 +12,7 @@
// If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
//
use std::io;
use io;
use consensus::encode;
use util::psbt;

2
src/util/psbt/map/output.rs
View File

@ -12,7 +12,7 @@
// If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
//
use std::io;
use io;
use std::collections::BTreeMap;
use std::collections::btree_map::Entry;

2
src/util/psbt/mod.rs
View File

@ -23,7 +23,7 @@ use blockdata::transaction::Transaction;
use consensus::{encode, Encodable, Decodable};
use consensus::encode::MAX_VEC_SIZE;
use std::io;
use io;
mod error;
pub use self::error::Error;

3
src/util/psbt/raw.rs
View File

@ -17,7 +17,8 @@
//! Raw PSBT key-value pairs as defined at
//! <https://github.com/bitcoin/bips/blob/master/bip-0174.mediawiki>.
use std::{fmt, io};
use core::fmt;
use io;
use consensus::encode::{self, ReadExt, WriteExt, Decodable, Encodable, VarInt, serialize, deserialize, MAX_VEC_SIZE};
use hashes::hex;

2
src/util/psbt/serialize.rs
View File

@ -17,7 +17,7 @@
//! Defines traits used for (de)serializing PSBT values into/from raw
//! bytes in PSBT key-value pairs.
use std::io;
use io;
use blockdata::script::Script;
use blockdata::transaction::{SigHashType, Transaction, TxOut};

46
src/util/uint.rs
View File

@ -166,26 +166,26 @@ macro_rules! construct_uint {
impl PartialOrd for $name {
#[inline]
fn partial_cmp(&self, other: &$name) -> Option<::std::cmp::Ordering> {
fn partial_cmp(&self, other: &$name) -> Option<::core::cmp::Ordering> {
Some(self.cmp(&other))
}
}
impl Ord for $name {
#[inline]
fn cmp(&self, other: &$name) -> ::std::cmp::Ordering {
fn cmp(&self, other: &$name) -> ::core::cmp::Ordering {
// We need to manually implement ordering because we use little-endian
// and the auto derive is a lexicographic ordering(i.e. memcmp)
// which with numbers is equivilant to big-endian
for i in 0..$n_words {
if self[$n_words - 1 - i] < other[$n_words - 1 - i] { return ::std::cmp::Ordering::Less; }
if self[$n_words - 1 - i] > other[$n_words - 1 - i] { return ::std::cmp::Ordering::Greater; }
if self[$n_words - 1 - i] < other[$n_words - 1 - i] { return ::core::cmp::Ordering::Less; }
if self[$n_words - 1 - i] > other[$n_words - 1 - i] { return ::core::cmp::Ordering::Greater; }
}
::std::cmp::Ordering::Equal
::core::cmp::Ordering::Equal
}
}
impl ::std::ops::Add<$name> for $name {
impl ::core::ops::Add<$name> for $name {
type Output = $name;
fn add(self, other: $name) -> $name {
@ -205,7 +205,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::Sub<$name> for $name {
impl ::core::ops::Sub<$name> for $name {
type Output = $name;
#[inline]
@ -214,7 +214,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::Mul<$name> for $name {
impl ::core::ops::Mul<$name> for $name {
type Output = $name;
fn mul(self, other: $name) -> $name {
@ -229,7 +229,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::Div<$name> for $name {
impl ::core::ops::Div<$name> for $name {
type Output = $name;
fn div(self, other: $name) -> $name {
@ -237,7 +237,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::Rem<$name> for $name {
impl ::core::ops::Rem<$name> for $name {
type Output = $name;
fn rem(self, other: $name) -> $name {
@ -287,7 +287,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::BitAnd<$name> for $name {
impl ::core::ops::BitAnd<$name> for $name {
type Output = $name;
#[inline]
@ -302,7 +302,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::BitXor<$name> for $name {
impl ::core::ops::BitXor<$name> for $name {
type Output = $name;
#[inline]
@ -317,7 +317,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::BitOr<$name> for $name {
impl ::core::ops::BitOr<$name> for $name {
type Output = $name;
#[inline]
@ -332,7 +332,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::Not for $name {
impl ::core::ops::Not for $name {
type Output = $name;
#[inline]
@ -346,7 +346,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::Shl<usize> for $name {
impl ::core::ops::Shl<usize> for $name {
type Output = $name;
fn shl(self, shift: usize) -> $name {
@ -368,7 +368,7 @@ macro_rules! construct_uint {
}
}
impl ::std::ops::Shr<usize> for $name {
impl ::core::ops::Shr<usize> for $name {
type Output = $name;
fn shr(self, shift: usize) -> $name {
@ -388,8 +388,8 @@ macro_rules! construct_uint {
}
}
impl ::std::fmt::Debug for $name {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
impl ::core::fmt::Debug for $name {
fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
let &$name(ref data) = self;
write!(f, "0x")?;
for ch in data.iter().rev() {
@ -403,10 +403,10 @@ macro_rules! construct_uint {
impl $crate::consensus::Encodable for $name {
#[inline]
fn consensus_encode<S: ::std::io::Write>(
fn consensus_encode<S: $crate::io::Write>(
&self,
mut s: S,
) -> Result<usize, ::std::io::Error> {
) -> Result<usize, $crate::io::Error> {
let &$name(ref data) = self;
let mut len = 0;
for word in data.iter() {
@ -417,7 +417,7 @@ macro_rules! construct_uint {
}
impl $crate::consensus::Decodable for $name {
fn consensus_decode<D: ::std::io::Read>(
fn consensus_decode<D: $crate::io::Read>(
mut d: D,
) -> Result<$name, $crate::consensus::encode::Error> {
use $crate::consensus::Decodable;
@ -503,8 +503,8 @@ pub struct ParseLengthError {
pub expected: usize,
}
impl ::std::fmt::Display for ParseLengthError {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
impl ::core::fmt::Display for ParseLengthError {
fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
write!(f, "Invalid length: got {}, expected {}", self.actual, self.expected)
}
}