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rust-bitcoin-unsafe-fast
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Merge pull request #632 from tcharding/prefixes

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Dr. Maxim Orlovsky 2021-08-09 23:26:15 +02:00 committed by GitHub
parent 8ae030b951 adc1543e7c
commit 4e3c2c32fc
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2 changed files with 18 additions and 8 deletions
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9
src/blockdata/constants.rs
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@ -50,6 +50,15 @@ pub const MIN_TRANSACTION_WEIGHT: u32 = 4 * 60;
pub const WITNESS_SCALE_FACTOR: usize = 4; pub const WITNESS_SCALE_FACTOR: usize = 4;
/// The maximum allowed number of signature check operations in a block /// The maximum allowed number of signature check operations in a block
pub const MAX_BLOCK_SIGOPS_COST: i64 = 80_000; pub const MAX_BLOCK_SIGOPS_COST: i64 = 80_000;
/// Mainnet (bitcoin) pubkey address prefix.
pub const PUBKEY_ADDRESS_PREFIX_MAIN: u8 = 0; // 0x00
/// Mainnet (bitcoin) script address prefix.
pub const SCRIPT_ADDRESS_PREFIX_MAIN: u8 = 5; // 0x05
/// Test (tesnet, signet, regtest) pubkey address prefix.
pub const PUBKEY_ADDRESS_PREFIX_TEST: u8 = 111; // 0x6f
/// Test (tesnet, signet, regtest) script address prefix.
pub const SCRIPT_ADDRESS_PREFIX_TEST: u8 = 196; // 0xc4
/// In Bitcoind this is insanely described as ~((u256)0 >> 32) /// In Bitcoind this is insanely described as ~((u256)0 >> 32)
pub fn max_target(_: Network) -> Uint256 { pub fn max_target(_: Network) -> Uint256 {

17
src/util/address.rs
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@ -43,6 +43,7 @@ use bech32;
use hashes::Hash; use hashes::Hash;
use hash_types::{PubkeyHash, WPubkeyHash, ScriptHash, WScriptHash}; use hash_types::{PubkeyHash, WPubkeyHash, ScriptHash, WScriptHash};
use blockdata::script; use blockdata::script;
use blockdata::constants::{PUBKEY_ADDRESS_PREFIX_MAIN, SCRIPT_ADDRESS_PREFIX_MAIN, PUBKEY_ADDRESS_PREFIX_TEST, SCRIPT_ADDRESS_PREFIX_TEST};
use network::constants::Network; use network::constants::Network;
use util::base58; use util::base58;
use util::ecdsa; use util::ecdsa;
@ -411,8 +412,8 @@ impl fmt::Display for Address {
Payload::PubkeyHash(ref hash) => { Payload::PubkeyHash(ref hash) => {
let mut prefixed = [0; 21]; let mut prefixed = [0; 21];
prefixed[0] = match self.network { prefixed[0] = match self.network {
Network::Bitcoin => 0, Network::Bitcoin => PUBKEY_ADDRESS_PREFIX_MAIN,
Network::Testnet | Network::Signet | Network::Regtest => 111, Network::Testnet | Network::Signet | Network::Regtest => PUBKEY_ADDRESS_PREFIX_TEST,
}; };
prefixed[1..].copy_from_slice(&hash[..]); prefixed[1..].copy_from_slice(&hash[..]);
base58::check_encode_slice_to_fmt(fmt, &prefixed[..]) base58::check_encode_slice_to_fmt(fmt, &prefixed[..])
@ -420,8 +421,8 @@ impl fmt::Display for Address {
Payload::ScriptHash(ref hash) => { Payload::ScriptHash(ref hash) => {
let mut prefixed = [0; 21]; let mut prefixed = [0; 21];
prefixed[0] = match self.network { prefixed[0] = match self.network {
Network::Bitcoin => 5, Network::Bitcoin => SCRIPT_ADDRESS_PREFIX_MAIN,
Network::Testnet | Network::Signet | Network::Regtest => 196, Network::Testnet | Network::Signet | Network::Regtest => SCRIPT_ADDRESS_PREFIX_TEST,
}; };
prefixed[1..].copy_from_slice(&hash[..]); prefixed[1..].copy_from_slice(&hash[..]);
base58::check_encode_slice_to_fmt(fmt, &prefixed[..]) base58::check_encode_slice_to_fmt(fmt, &prefixed[..])
@ -535,19 +536,19 @@ impl FromStr for Address {
} }
let (network, payload) = match data[0] { let (network, payload) = match data[0] {
0 => ( PUBKEY_ADDRESS_PREFIX_MAIN => (
Network::Bitcoin, Network::Bitcoin,
Payload::PubkeyHash(PubkeyHash::from_slice(&data[1..]).unwrap()), Payload::PubkeyHash(PubkeyHash::from_slice(&data[1..]).unwrap()),
), ),
5 => ( SCRIPT_ADDRESS_PREFIX_MAIN => (
Network::Bitcoin, Network::Bitcoin,
Payload::ScriptHash(ScriptHash::from_slice(&data[1..]).unwrap()), Payload::ScriptHash(ScriptHash::from_slice(&data[1..]).unwrap()),
), ),
111 => ( PUBKEY_ADDRESS_PREFIX_TEST => (
Network::Testnet, Network::Testnet,
Payload::PubkeyHash(PubkeyHash::from_slice(&data[1..]).unwrap()), Payload::PubkeyHash(PubkeyHash::from_slice(&data[1..]).unwrap()),
), ),
196 => ( SCRIPT_ADDRESS_PREFIX_TEST => (
Network::Testnet, Network::Testnet,
Payload::ScriptHash(ScriptHash::from_slice(&data[1..]).unwrap()), Payload::ScriptHash(ScriptHash::from_slice(&data[1..]).unwrap()),
), ),