565 lines
33 KiB
Rust
565 lines
33 KiB
Rust
// Rust Bitcoin Library
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// Written in 2014 by
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// Andrew Poelstra <apoelstra@wpsoftware.net>
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//
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// To the extent possible under law, the author(s) have dedicated all
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// copyright and related and neighboring rights to this software to
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// the public domain worldwide. This software is distributed without
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// any warranty.
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//
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// You should have received a copy of the CC0 Public Domain Dedication
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// along with this software.
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// If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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//
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//! Network message
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//!
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//! This module defines the `Message` traits which are used
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//! for (de)serializing Bitcoin objects for transmission on the network. It
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//! also defines (de)serialization routines for many primitives.
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//!
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use std::{io, iter, mem, fmt};
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use std::borrow::Cow;
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use std::io::Cursor;
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use blockdata::block;
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use blockdata::transaction;
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use network::address::{Address, AddrV2Message};
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use network::message_network;
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use network::message_blockdata;
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use network::message_filter;
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use consensus::encode::{CheckedData, Decodable, Encodable, VarInt};
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use consensus::{encode, serialize};
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use consensus::encode::MAX_VEC_SIZE;
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/// The maximum number of [Inventory] items in an `inv` message.
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///
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/// This limit is not currently enforced by this implementation.
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pub const MAX_INV_SIZE: usize = 50_000;
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/// Serializer for command string
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#[derive(PartialEq, Eq, Clone, Debug)]
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pub struct CommandString(Cow<'static, str>);
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impl fmt::Display for CommandString {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.write_str(self.0.as_ref())
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}
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}
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impl From<&'static str> for CommandString {
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fn from(f: &'static str) -> Self {
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CommandString(f.into())
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}
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}
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impl From<String> for CommandString {
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fn from(f: String) -> Self {
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CommandString(f.into())
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}
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}
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impl AsRef<str> for CommandString {
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fn as_ref(&self) -> &str {
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self.0.as_ref()
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}
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}
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impl Encodable for CommandString {
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#[inline]
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fn consensus_encode<S: io::Write>(
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&self,
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s: S,
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) -> Result<usize, encode::Error> {
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let mut rawbytes = [0u8; 12];
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let strbytes = self.0.as_bytes();
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if strbytes.len() > 12 {
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return Err(encode::Error::NetworkCommandTooLong(self.0.clone().into_owned()));
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}
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rawbytes[..strbytes.len()].clone_from_slice(&strbytes[..]);
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rawbytes.consensus_encode(s)
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}
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}
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impl Decodable for CommandString {
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#[inline]
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fn consensus_decode<D: io::Read>(d: D) -> Result<Self, encode::Error> {
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let rawbytes: [u8; 12] = Decodable::consensus_decode(d)?;
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let rv = iter::FromIterator::from_iter(
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rawbytes
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.iter()
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.filter_map(|&u| if u > 0 { Some(u as char) } else { None })
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);
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Ok(CommandString(rv))
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}
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}
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#[derive(Clone, Debug, PartialEq, Eq)]
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/// A Network message
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pub struct RawNetworkMessage {
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/// Magic bytes to identify the network these messages are meant for
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pub magic: u32,
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/// The actual message data
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pub payload: NetworkMessage
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}
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#[derive(Clone, PartialEq, Eq, Debug)]
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/// A Network message payload. Proper documentation is available on at
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/// [Bitcoin Wiki: Protocol Specification](https://en.bitcoin.it/wiki/Protocol_specification)
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pub enum NetworkMessage {
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/// `version`
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Version(message_network::VersionMessage),
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/// `verack`
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Verack,
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/// `addr`
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Addr(Vec<(u32, Address)>),
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/// `inv`
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Inv(Vec<message_blockdata::Inventory>),
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/// `getdata`
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GetData(Vec<message_blockdata::Inventory>),
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/// `notfound`
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NotFound(Vec<message_blockdata::Inventory>),
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/// `getblocks`
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GetBlocks(message_blockdata::GetBlocksMessage),
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/// `getheaders`
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GetHeaders(message_blockdata::GetHeadersMessage),
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/// `mempool`
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MemPool,
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/// tx
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Tx(transaction::Transaction),
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/// `block`
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Block(block::Block),
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/// `headers`
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Headers(Vec<block::BlockHeader>),
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/// `sendheaders`
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SendHeaders,
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/// `getaddr`
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GetAddr,
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// TODO: checkorder,
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// TODO: submitorder,
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// TODO: reply,
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/// `ping`
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Ping(u64),
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/// `pong`
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Pong(u64),
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// TODO: bloom filtering
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/// BIP157 getcfilters
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GetCFilters(message_filter::GetCFilters),
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/// BIP157 cfilter
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CFilter(message_filter::CFilter),
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/// BIP157 getcfheaders
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GetCFHeaders(message_filter::GetCFHeaders),
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/// BIP157 cfheaders
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CFHeaders(message_filter::CFHeaders),
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/// BIP157 getcfcheckpt
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GetCFCheckpt(message_filter::GetCFCheckpt),
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/// BIP157 cfcheckpt
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CFCheckpt(message_filter::CFCheckpt),
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/// `alert`
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Alert(Vec<u8>),
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/// `reject`
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Reject(message_network::Reject),
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/// `feefilter`
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FeeFilter(i64),
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/// `wtxidrelay`
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WtxidRelay,
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/// `addrv2`
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AddrV2(Vec<AddrV2Message>),
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/// `sendaddrv2`
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SendAddrV2,
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}
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impl NetworkMessage {
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/// Return the message command. This is useful for debug outputs.
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pub fn cmd(&self) -> &'static str {
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match *self {
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NetworkMessage::Version(_) => "version",
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NetworkMessage::Verack => "verack",
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NetworkMessage::Addr(_) => "addr",
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NetworkMessage::Inv(_) => "inv",
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NetworkMessage::GetData(_) => "getdata",
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NetworkMessage::NotFound(_) => "notfound",
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NetworkMessage::GetBlocks(_) => "getblocks",
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NetworkMessage::GetHeaders(_) => "getheaders",
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NetworkMessage::MemPool => "mempool",
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NetworkMessage::Tx(_) => "tx",
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NetworkMessage::Block(_) => "block",
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NetworkMessage::Headers(_) => "headers",
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NetworkMessage::SendHeaders => "sendheaders",
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NetworkMessage::GetAddr => "getaddr",
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NetworkMessage::Ping(_) => "ping",
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NetworkMessage::Pong(_) => "pong",
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NetworkMessage::GetCFilters(_) => "getcfilters",
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NetworkMessage::CFilter(_) => "cfilter",
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NetworkMessage::GetCFHeaders(_) => "getcfheaders",
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NetworkMessage::CFHeaders(_) => "cfheaders",
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NetworkMessage::GetCFCheckpt(_) => "getcfcheckpt",
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NetworkMessage::CFCheckpt(_) => "cfcheckpt",
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NetworkMessage::Alert(_) => "alert",
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NetworkMessage::Reject(_) => "reject",
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NetworkMessage::FeeFilter(_) => "feefilter",
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NetworkMessage::WtxidRelay => "wtxidrelay",
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NetworkMessage::AddrV2(_) => "addrv2",
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NetworkMessage::SendAddrV2 => "sendaddrv2",
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}
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}
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/// Return the CommandString for the message command.
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pub fn command(&self) -> CommandString {
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self.cmd().into()
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}
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}
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impl RawNetworkMessage {
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/// Return the message command. This is useful for debug outputs.
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pub fn cmd(&self) -> &'static str {
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self.payload.cmd()
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}
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/// Return the CommandString for the message command.
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pub fn command(&self) -> CommandString {
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self.payload.command()
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}
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}
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struct HeaderSerializationWrapper<'a>(&'a Vec<block::BlockHeader>);
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impl<'a> Encodable for HeaderSerializationWrapper<'a> {
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#[inline]
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fn consensus_encode<S: io::Write>(
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&self,
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mut s: S,
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) -> Result<usize, encode::Error> {
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let mut len = 0;
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len += VarInt(self.0.len() as u64).consensus_encode(&mut s)?;
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for header in self.0.iter() {
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len += header.consensus_encode(&mut s)?;
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len += 0u8.consensus_encode(&mut s)?;
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}
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Ok(len)
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}
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}
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impl Encodable for RawNetworkMessage {
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fn consensus_encode<S: io::Write>(
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&self,
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mut s: S,
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) -> Result<usize, encode::Error> {
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let mut len = 0;
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len += self.magic.consensus_encode(&mut s)?;
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len += self.command().consensus_encode(&mut s)?;
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len += CheckedData(match self.payload {
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NetworkMessage::Version(ref dat) => serialize(dat),
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NetworkMessage::Addr(ref dat) => serialize(dat),
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NetworkMessage::Inv(ref dat) => serialize(dat),
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NetworkMessage::GetData(ref dat) => serialize(dat),
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NetworkMessage::NotFound(ref dat) => serialize(dat),
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NetworkMessage::GetBlocks(ref dat) => serialize(dat),
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NetworkMessage::GetHeaders(ref dat) => serialize(dat),
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NetworkMessage::Tx(ref dat) => serialize(dat),
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NetworkMessage::Block(ref dat) => serialize(dat),
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NetworkMessage::Headers(ref dat) => serialize(&HeaderSerializationWrapper(dat)),
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NetworkMessage::Ping(ref dat) => serialize(dat),
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NetworkMessage::Pong(ref dat) => serialize(dat),
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NetworkMessage::GetCFilters(ref dat) => serialize(dat),
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NetworkMessage::CFilter(ref dat) => serialize(dat),
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NetworkMessage::GetCFHeaders(ref dat) => serialize(dat),
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NetworkMessage::CFHeaders(ref dat) => serialize(dat),
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NetworkMessage::GetCFCheckpt(ref dat) => serialize(dat),
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NetworkMessage::CFCheckpt(ref dat) => serialize(dat),
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NetworkMessage::Alert(ref dat) => serialize(dat),
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NetworkMessage::Reject(ref dat) => serialize(dat),
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NetworkMessage::FeeFilter(ref data) => serialize(data),
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NetworkMessage::AddrV2(ref dat) => serialize(dat),
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NetworkMessage::Verack
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| NetworkMessage::SendHeaders
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| NetworkMessage::MemPool
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| NetworkMessage::GetAddr
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| NetworkMessage::WtxidRelay => vec![],
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| NetworkMessage::SendAddrV2 => vec![],
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}).consensus_encode(&mut s)?;
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Ok(len)
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}
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}
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struct HeaderDeserializationWrapper(Vec<block::BlockHeader>);
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impl Decodable for HeaderDeserializationWrapper {
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#[inline]
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fn consensus_decode<D: io::Read>(mut d: D) -> Result<Self, encode::Error> {
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let len = VarInt::consensus_decode(&mut d)?.0;
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let byte_size = (len as usize)
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.checked_mul(mem::size_of::<block::BlockHeader>())
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.ok_or(encode::Error::ParseFailed("Invalid length"))?;
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if byte_size > MAX_VEC_SIZE {
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return Err(encode::Error::OversizedVectorAllocation { requested: byte_size, max: MAX_VEC_SIZE })
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}
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let mut ret = Vec::with_capacity(len as usize);
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for _ in 0..len {
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ret.push(Decodable::consensus_decode(&mut d)?);
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if u8::consensus_decode(&mut d)? != 0u8 {
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return Err(encode::Error::ParseFailed("Headers message should not contain transactions"));
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}
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}
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Ok(HeaderDeserializationWrapper(ret))
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}
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}
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impl Decodable for RawNetworkMessage {
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fn consensus_decode<D: io::Read>(mut d: D) -> Result<Self, encode::Error> {
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let magic = Decodable::consensus_decode(&mut d)?;
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let cmd = CommandString::consensus_decode(&mut d)?.0;
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let raw_payload = CheckedData::consensus_decode(&mut d)?.0;
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let raw_payload_len = raw_payload.len();
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let mut mem_d = Cursor::new(raw_payload);
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let payload = match &cmd[..] {
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"version" => NetworkMessage::Version(Decodable::consensus_decode(&mut mem_d)?),
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"verack" => NetworkMessage::Verack,
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"addr" => NetworkMessage::Addr(Decodable::consensus_decode(&mut mem_d)?),
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"inv" => NetworkMessage::Inv(Decodable::consensus_decode(&mut mem_d)?),
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"getdata" => NetworkMessage::GetData(Decodable::consensus_decode(&mut mem_d)?),
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"notfound" => NetworkMessage::NotFound(Decodable::consensus_decode(&mut mem_d)?),
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"getblocks" => NetworkMessage::GetBlocks(Decodable::consensus_decode(&mut mem_d)?),
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"getheaders" => NetworkMessage::GetHeaders(Decodable::consensus_decode(&mut mem_d)?),
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"mempool" => NetworkMessage::MemPool,
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"block" => NetworkMessage::Block(Decodable::consensus_decode(&mut mem_d)?),
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"headers" => NetworkMessage::Headers(
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HeaderDeserializationWrapper::consensus_decode(&mut mem_d)?.0
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),
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"sendheaders" => NetworkMessage::SendHeaders,
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"getaddr" => NetworkMessage::GetAddr,
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"ping" => NetworkMessage::Ping(Decodable::consensus_decode(&mut mem_d)?),
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"pong" => NetworkMessage::Pong(Decodable::consensus_decode(&mut mem_d)?),
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"tx" => NetworkMessage::Tx(Decodable::consensus_decode(&mut mem_d)?),
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"getcfilters" => NetworkMessage::GetCFilters(Decodable::consensus_decode(&mut mem_d)?),
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"cfilter" => NetworkMessage::CFilter(Decodable::consensus_decode(&mut mem_d)?),
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"getcfheaders" => NetworkMessage::GetCFHeaders(Decodable::consensus_decode(&mut mem_d)?),
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"cfheaders" => NetworkMessage::CFHeaders(Decodable::consensus_decode(&mut mem_d)?),
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"getcfcheckpt" => NetworkMessage::GetCFCheckpt(Decodable::consensus_decode(&mut mem_d)?),
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"cfcheckpt" => NetworkMessage::CFCheckpt(Decodable::consensus_decode(&mut mem_d)?),
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"reject" => NetworkMessage::Reject(Decodable::consensus_decode(&mut mem_d)?),
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"alert" => NetworkMessage::Alert(Decodable::consensus_decode(&mut mem_d)?),
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"feefilter" => NetworkMessage::FeeFilter(Decodable::consensus_decode(&mut mem_d)?),
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"wtxidrelay" => NetworkMessage::WtxidRelay,
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"addrv2" => NetworkMessage::AddrV2(Decodable::consensus_decode(&mut mem_d)?),
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"sendaddrv2" => NetworkMessage::SendAddrV2,
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_ => return Err(encode::Error::UnrecognizedNetworkCommand(cmd.into_owned(), 4 + 12 + 4 + 4 + raw_payload_len)), // magic + msg str + payload len + checksum + payload
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};
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Ok(RawNetworkMessage {
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magic: magic,
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payload: payload
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})
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}
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}
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#[cfg(test)]
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mod test {
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use std::io;
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use std::net::Ipv4Addr;
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use super::{RawNetworkMessage, NetworkMessage, CommandString};
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use network::constants::ServiceFlags;
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use consensus::encode::{Encodable, deserialize, deserialize_partial, serialize};
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use hashes::hex::FromHex;
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use hashes::sha256d::Hash;
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use hashes::Hash as HashTrait;
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use network::address::{Address, AddrV2, AddrV2Message};
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use super::message_network::{Reject, RejectReason, VersionMessage};
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use network::message_blockdata::{Inventory, GetBlocksMessage, GetHeadersMessage};
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use blockdata::block::{Block, BlockHeader};
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use network::message_filter::{GetCFilters, CFilter, GetCFHeaders, CFHeaders, GetCFCheckpt, CFCheckpt};
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use blockdata::transaction::Transaction;
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fn hash(slice: [u8;32]) -> Hash {
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Hash::from_slice(&slice).unwrap()
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}
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#[test]
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fn full_round_ser_der_raw_network_message_test() {
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// TODO: Impl Rand traits here to easily generate random values.
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let version_msg: VersionMessage = deserialize(&Vec::from_hex("721101000100000000000000e6e0845300000000010000000000000000000000000000000000ffff0000000000000100000000000000fd87d87eeb4364f22cf54dca59412db7208d47d920cffce83ee8102f5361746f7368693a302e392e39392f2c9f040001").unwrap()).unwrap();
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let tx: Transaction = deserialize(&Vec::from_hex("0100000001a15d57094aa7a21a28cb20b59aab8fc7d1149a3bdbcddba9c622e4f5f6a99ece010000006c493046022100f93bb0e7d8db7bd46e40132d1f8242026e045f03a0efe71bbb8e3f475e970d790221009337cd7f1f929f00cc6ff01f03729b069a7c21b59b1736ddfee5db5946c5da8c0121033b9b137ee87d5a812d6f506efdd37f0affa7ffc310711c06c7f3e097c9447c52ffffffff0100e1f505000000001976a9140389035a9225b3839e2bbf32d826a1e222031fd888ac00000000").unwrap()).unwrap();
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let block: Block = deserialize(&Vec::from_hex("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").unwrap()).unwrap();
|
|
let header: BlockHeader = deserialize(&Vec::from_hex("010000004ddccd549d28f385ab457e98d1b11ce80bfea2c5ab93015ade4973e400000000bf4473e53794beae34e64fccc471dace6ae544180816f89591894e0f417a914cd74d6e49ffff001d323b3a7b").unwrap()).unwrap();
|
|
|
|
let msgs = vec![
|
|
NetworkMessage::Version(version_msg),
|
|
NetworkMessage::Verack,
|
|
NetworkMessage::Addr(vec![(45, Address::new(&([123,255,000,100], 833).into(), ServiceFlags::NETWORK))]),
|
|
NetworkMessage::Inv(vec![Inventory::Block(hash([8u8; 32]).into())]),
|
|
NetworkMessage::GetData(vec![Inventory::Transaction(hash([45u8; 32]).into())]),
|
|
NetworkMessage::NotFound(vec![Inventory::Error]),
|
|
NetworkMessage::GetBlocks(GetBlocksMessage::new(vec![hash([1u8; 32]).into(), hash([4u8; 32]).into()], hash([5u8; 32]).into())),
|
|
NetworkMessage::GetHeaders(GetHeadersMessage::new(vec![hash([10u8; 32]).into(), hash([40u8; 32]).into()], hash([50u8; 32]).into())),
|
|
NetworkMessage::MemPool,
|
|
NetworkMessage::Tx(tx),
|
|
NetworkMessage::Block(block),
|
|
NetworkMessage::Headers(vec![header]),
|
|
NetworkMessage::SendHeaders,
|
|
NetworkMessage::GetAddr,
|
|
NetworkMessage::Ping(15),
|
|
NetworkMessage::Pong(23),
|
|
NetworkMessage::GetCFilters(GetCFilters{filter_type: 2, start_height: 52, stop_hash: hash([42u8; 32]).into()}),
|
|
NetworkMessage::CFilter(CFilter{filter_type: 7, block_hash: hash([25u8; 32]).into(), filter: vec![1,2,3]}),
|
|
NetworkMessage::GetCFHeaders(GetCFHeaders{filter_type: 4, start_height: 102, stop_hash: hash([47u8; 32]).into()}),
|
|
NetworkMessage::CFHeaders(CFHeaders{filter_type: 13, stop_hash: hash([53u8; 32]).into(), previous_filter_header: hash([12u8; 32]).into(), filter_hashes: vec![hash([4u8; 32]).into(), hash([12u8; 32]).into()]}),
|
|
NetworkMessage::GetCFCheckpt(GetCFCheckpt{filter_type: 17, stop_hash: hash([25u8; 32]).into()}),
|
|
NetworkMessage::CFCheckpt(CFCheckpt{filter_type: 27, stop_hash: hash([77u8; 32]).into(), filter_headers: vec![hash([3u8; 32]).into(), hash([99u8; 32]).into()]}),
|
|
NetworkMessage::Alert(vec![45,66,3,2,6,8,9,12,3,130]),
|
|
NetworkMessage::Reject(Reject{message: "Test reject".into(), ccode: RejectReason::Duplicate, reason: "Cause".into(), hash: hash([255u8; 32])}),
|
|
NetworkMessage::FeeFilter(1000),
|
|
NetworkMessage::WtxidRelay,
|
|
NetworkMessage::AddrV2(vec![AddrV2Message{ addr: AddrV2::Ipv4(Ipv4Addr::new(127, 0, 0, 1)), port: 0, services: ServiceFlags::NONE, time: 0 }]),
|
|
NetworkMessage::SendAddrV2,
|
|
];
|
|
|
|
for msg in msgs {
|
|
let raw_msg = RawNetworkMessage {magic: 57, payload: msg};
|
|
assert_eq!(deserialize::<RawNetworkMessage>(&serialize(&raw_msg)).unwrap(), raw_msg);
|
|
}
|
|
|
|
}
|
|
|
|
#[test]
|
|
fn serialize_commandstring_test() {
|
|
let cs = CommandString("Andrew".into());
|
|
assert_eq!(serialize(&cs), vec![0x41u8, 0x6e, 0x64, 0x72, 0x65, 0x77, 0, 0, 0, 0, 0, 0]);
|
|
|
|
// Test oversized one.
|
|
let mut encoder = io::Cursor::new(vec![]);
|
|
assert!(CommandString("AndrewAndrewA".into()).consensus_encode(&mut encoder).is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn deserialize_commandstring_test() {
|
|
let cs: Result<CommandString, _> = deserialize(&[0x41u8, 0x6e, 0x64, 0x72, 0x65, 0x77, 0, 0, 0, 0, 0, 0]);
|
|
assert!(cs.is_ok());
|
|
assert_eq!(cs.as_ref().unwrap().to_string(), "Andrew".to_owned());
|
|
assert_eq!(cs.unwrap(), "Andrew".into());
|
|
|
|
let short_cs: Result<CommandString, _> = deserialize(&[0x41u8, 0x6e, 0x64, 0x72, 0x65, 0x77, 0, 0, 0, 0, 0]);
|
|
assert!(short_cs.is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn serialize_verack_test() {
|
|
assert_eq!(serialize(&RawNetworkMessage { magic: 0xd9b4bef9, payload: NetworkMessage::Verack }),
|
|
vec![0xf9, 0xbe, 0xb4, 0xd9, 0x76, 0x65, 0x72, 0x61,
|
|
0x63, 0x6B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x5d, 0xf6, 0xe0, 0xe2]);
|
|
}
|
|
|
|
#[test]
|
|
fn serialize_ping_test() {
|
|
assert_eq!(serialize(&RawNetworkMessage { magic: 0xd9b4bef9, payload: NetworkMessage::Ping(100) }),
|
|
vec![0xf9, 0xbe, 0xb4, 0xd9, 0x70, 0x69, 0x6e, 0x67,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x08, 0x00, 0x00, 0x00, 0x24, 0x67, 0xf1, 0x1d,
|
|
0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]);
|
|
}
|
|
|
|
|
|
#[test]
|
|
fn serialize_mempool_test() {
|
|
assert_eq!(serialize(&RawNetworkMessage { magic: 0xd9b4bef9, payload: NetworkMessage::MemPool }),
|
|
vec![0xf9, 0xbe, 0xb4, 0xd9, 0x6d, 0x65, 0x6d, 0x70,
|
|
0x6f, 0x6f, 0x6c, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x5d, 0xf6, 0xe0, 0xe2]);
|
|
}
|
|
|
|
#[test]
|
|
fn serialize_getaddr_test() {
|
|
assert_eq!(serialize(&RawNetworkMessage { magic: 0xd9b4bef9, payload: NetworkMessage::GetAddr }),
|
|
vec![0xf9, 0xbe, 0xb4, 0xd9, 0x67, 0x65, 0x74, 0x61,
|
|
0x64, 0x64, 0x72, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x5d, 0xf6, 0xe0, 0xe2]);
|
|
}
|
|
|
|
#[test]
|
|
fn deserialize_getaddr_test() {
|
|
let msg = deserialize(
|
|
&[0xf9, 0xbe, 0xb4, 0xd9, 0x67, 0x65, 0x74, 0x61,
|
|
0x64, 0x64, 0x72, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x5d, 0xf6, 0xe0, 0xe2]);
|
|
let preimage = RawNetworkMessage { magic: 0xd9b4bef9, payload: NetworkMessage::GetAddr };
|
|
assert!(msg.is_ok());
|
|
let msg : RawNetworkMessage = msg.unwrap();
|
|
assert_eq!(preimage.magic, msg.magic);
|
|
assert_eq!(preimage.payload, msg.payload);
|
|
}
|
|
|
|
#[test]
|
|
fn deserialize_version_test() {
|
|
let msg = deserialize::<RawNetworkMessage>(
|
|
&[ 0xf9, 0xbe, 0xb4, 0xd9, 0x76, 0x65, 0x72, 0x73,
|
|
0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x66, 0x00, 0x00, 0x00, 0xbe, 0x61, 0xb8, 0x27,
|
|
0x7f, 0x11, 0x01, 0x00, 0x0d, 0x04, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0xf0, 0x0f, 0x4d, 0x5c,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff,
|
|
0x5b, 0xf0, 0x8c, 0x80, 0xb4, 0xbd, 0x0d, 0x04,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0xfa, 0xa9, 0x95, 0x59, 0xcc, 0x68, 0xa1, 0xc1,
|
|
0x10, 0x2f, 0x53, 0x61, 0x74, 0x6f, 0x73, 0x68,
|
|
0x69, 0x3a, 0x30, 0x2e, 0x31, 0x37, 0x2e, 0x31,
|
|
0x2f, 0x93, 0x8c, 0x08, 0x00, 0x01 ]);
|
|
|
|
assert!(msg.is_ok());
|
|
let msg = msg.unwrap();
|
|
assert_eq!(msg.magic, 0xd9b4bef9);
|
|
if let NetworkMessage::Version(version_msg) = msg.payload {
|
|
assert_eq!(version_msg.version, 70015);
|
|
assert_eq!(version_msg.services, ServiceFlags::NETWORK | ServiceFlags::BLOOM | ServiceFlags::WITNESS | ServiceFlags::NETWORK_LIMITED);
|
|
assert_eq!(version_msg.timestamp, 1548554224);
|
|
assert_eq!(version_msg.nonce, 13952548347456104954);
|
|
assert_eq!(version_msg.user_agent, "/Satoshi:0.17.1/");
|
|
assert_eq!(version_msg.start_height, 560275);
|
|
assert_eq!(version_msg.relay, true);
|
|
} else {
|
|
panic!("Wrong message type");
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn deserialize_partial_message_test() {
|
|
let data = [ 0xf9, 0xbe, 0xb4, 0xd9, 0x76, 0x65, 0x72, 0x73,
|
|
0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x66, 0x00, 0x00, 0x00, 0xbe, 0x61, 0xb8, 0x27,
|
|
0x7f, 0x11, 0x01, 0x00, 0x0d, 0x04, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0xf0, 0x0f, 0x4d, 0x5c,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff,
|
|
0x5b, 0xf0, 0x8c, 0x80, 0xb4, 0xbd, 0x0d, 0x04,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0xfa, 0xa9, 0x95, 0x59, 0xcc, 0x68, 0xa1, 0xc1,
|
|
0x10, 0x2f, 0x53, 0x61, 0x74, 0x6f, 0x73, 0x68,
|
|
0x69, 0x3a, 0x30, 0x2e, 0x31, 0x37, 0x2e, 0x31,
|
|
0x2f, 0x93, 0x8c, 0x08, 0x00, 0x01, 0, 0 ];
|
|
let msg = deserialize_partial::<RawNetworkMessage>(&data);
|
|
assert!(msg.is_ok());
|
|
|
|
let (msg, consumed) = msg.unwrap();
|
|
assert_eq!(consumed, data.to_vec().len() - 2);
|
|
assert_eq!(msg.magic, 0xd9b4bef9);
|
|
if let NetworkMessage::Version(version_msg) = msg.payload {
|
|
assert_eq!(version_msg.version, 70015);
|
|
assert_eq!(version_msg.services, ServiceFlags::NETWORK | ServiceFlags::BLOOM | ServiceFlags::WITNESS | ServiceFlags::NETWORK_LIMITED);
|
|
assert_eq!(version_msg.timestamp, 1548554224);
|
|
assert_eq!(version_msg.nonce, 13952548347456104954);
|
|
assert_eq!(version_msg.user_agent, "/Satoshi:0.17.1/");
|
|
assert_eq!(version_msg.start_height, 560275);
|
|
assert_eq!(version_msg.relay, true);
|
|
} else {
|
|
panic!("Wrong message type");
|
|
}
|
|
}
|
|
}
|