anychain_bitcoin/network/
bitcoin_testnet.rs

1use crate::{BitcoinFormat, BitcoinNetwork, Prefix};
2use anychain_core::no_std::*;
3use anychain_core::{AddressError, Network, NetworkError};
4
5use core::{fmt, str::FromStr};
6use serde::Serialize;
7
8#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize)]
9pub struct BitcoinTestnet;
10
11impl Network for BitcoinTestnet {
12    const NAME: &'static str = "bitcoin testnet";
13}
14
15impl BitcoinNetwork for BitcoinTestnet {
16    /// Returns the address prefix of the given network.
17    fn to_address_prefix(format: BitcoinFormat) -> Result<Prefix, AddressError> {
18        match format {
19            BitcoinFormat::P2PKH => Ok(Prefix::Version(0x6f)),
20            BitcoinFormat::P2WSH => Ok(Prefix::Version(0x00)),
21            BitcoinFormat::P2SH_P2WPKH => Ok(Prefix::Version(0xc4)),
22            BitcoinFormat::Bech32 => Ok(Prefix::AddressPrefix("tb".to_string())),
23            f => Err(AddressError::Message(format!(
24                "{} does not support address format {}",
25                Self::NAME,
26                f,
27            ))),
28        }
29    }
30
31    /// Returns the network of the given address prefix.
32    fn from_address_prefix(prefix: Prefix) -> Result<Self, AddressError> {
33        match prefix {
34            Prefix::Version(version) => match version {
35                0x6f | 0xc4 => Ok(Self),
36                _ => Err(AddressError::Message(format!(
37                    "Invalid version byte {:#0x} for {} network",
38                    version,
39                    Self::NAME,
40                ))),
41            },
42            Prefix::AddressPrefix(prefix) => match prefix.as_str() {
43                "tb" => Ok(Self),
44                _ => Err(AddressError::Message(format!(
45                    "Invalid Bech32 prefix for {} network",
46                    Self::NAME,
47                ))),
48            },
49        }
50    }
51}
52
53impl FromStr for BitcoinTestnet {
54    type Err = NetworkError;
55
56    fn from_str(s: &str) -> Result<Self, Self::Err> {
57        match s {
58            Self::NAME => Ok(Self),
59            _ => Err(NetworkError::InvalidNetwork(s.into())),
60        }
61    }
62}
63
64impl fmt::Display for BitcoinTestnet {
65    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
66        write!(f, "{}", Self::NAME)
67    }
68}
anychain_bitcoin/network/bitcoin_testnet.rs

anychain_bitcoin/network/
bitcoin_testnet.rs
