mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-07-13 08:05:50 +00:00
Repot and fix a ser/de bug.
This commit is contained in:
Gav
@@ -0,0 +1,60 @@
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// Copyright 2017 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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||||
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// Polkadot is free software: you can redistribute it and/or modify
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||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
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||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Block type.
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use runtime_support::prelude::*;
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use streamreader::StreamReader;
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use joiner::Joiner;
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use slicable::{Slicable, NonTrivialSlicable};
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use primitives::{Header, UncheckedTransaction};
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/// A Polkadot relay chain block.
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#[cfg_attr(feature = "with-std", derive(PartialEq, Debug))]
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pub struct Block {
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/// The header of the block.
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pub header: Header,
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/// All transactions.
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pub transactions: Vec<UncheckedTransaction>,
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}
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impl Slicable for Block {
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fn from_slice(value: &[u8]) -> Option<Self> {
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let mut reader = StreamReader::new(value);
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Some(Block {
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header: reader.read()?,
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transactions: reader.read()?,
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})
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}
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fn set_as_slice<F: Fn(&mut [u8], usize) -> bool>(_fill_slice: &F) -> Option<Self> {
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unimplemented!();
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}
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fn to_vec(&self) -> Vec<u8> {
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Vec::new()
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.join(&self.header)
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.join(&self.transactions)
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}
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fn size_of(data: &[u8]) -> Option<usize> {
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let first_part = Header::size_of(data)?;
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let second_part = <Vec<UncheckedTransaction>>::size_of(&data[first_part..])?;
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Some(first_part + second_part)
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}
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}
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impl NonTrivialSlicable for Block {}
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@@ -0,0 +1,27 @@
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// Copyright 2017 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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|
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// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
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||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
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||||
|
||||
// You should have received a copy of the GNU General Public License
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||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Digest type.
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use runtime_support::prelude::*;
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#[derive(Clone, Default)]
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#[cfg_attr(feature = "with-std", derive(PartialEq, Debug))]
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/// The digest of a block, useful for light-clients.
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pub struct Digest {
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/// All logs that have happened in the block.
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pub logs: Vec<Vec<u8>>,
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}
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@@ -0,0 +1,86 @@
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// Copyright 2017 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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|
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// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Function data: This describes a function that can be called from an external transaction.
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use primitives::AccountID;
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use streamreader::StreamReader;
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use runtime::{staking, session, timestamp, governance};
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/// Public functions that can be dispatched to.
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#[derive(Clone, Copy)]
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#[cfg_attr(feature = "with-std", derive(PartialEq, Debug))]
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pub enum Function {
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StakingStake,
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StakingUnstake,
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StakingTransfer,
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SessionSetKey,
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TimestampSet,
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GovernancePropose,
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GovernanceApprove,
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}
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impl Function {
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/// Derive `Some` value from a `u8`, or `None` if it's invalid.
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pub fn from_u8(value: u8) -> Option<Function> {
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match value {
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x if x == Function::StakingStake as u8 => Some(Function::StakingStake),
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x if x == Function::StakingUnstake as u8 => Some(Function::StakingUnstake),
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x if x == Function::StakingTransfer as u8 => Some(Function::StakingTransfer),
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x if x == Function::SessionSetKey as u8 => Some(Function::SessionSetKey),
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x if x == Function::TimestampSet as u8 => Some(Function::TimestampSet),
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x if x == Function::GovernancePropose as u8 => Some(Function::GovernancePropose),
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x if x == Function::GovernanceApprove as u8 => Some(Function::GovernanceApprove),
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_ => None,
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}
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}
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}
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impl Function {
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/// Dispatch the function.
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pub fn dispatch(&self, transactor: &AccountID, data: &[u8]) {
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let mut params = StreamReader::new(data);
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match *self {
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Function::StakingStake => {
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staking::stake(transactor);
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}
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Function::StakingUnstake => {
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staking::unstake(transactor);
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}
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Function::StakingTransfer => {
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let dest = params.read().unwrap();
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let value = params.read().unwrap();
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staking::transfer(transactor, &dest, value);
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}
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Function::SessionSetKey => {
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let session = params.read().unwrap();
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session::set_key(transactor, &session);
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}
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Function::TimestampSet => {
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let t = params.read().unwrap();
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timestamp::set(t);
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}
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Function::GovernancePropose => {
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let proposal = params.read().unwrap();
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governance::propose(transactor, &proposal);
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}
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Function::GovernanceApprove => {
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let era_index = params.read().unwrap();
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governance::approve(transactor, era_index);
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}
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}
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}
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}
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@@ -0,0 +1,74 @@
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// Copyright 2017 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Polkadot.
|
||||
|
||||
// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
||||
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//! Block header type.
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use runtime_support::prelude::*;
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use streamreader::StreamReader;
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use joiner::Joiner;
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use slicable::{Slicable, NonTrivialSlicable};
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use runtime_support::mem;
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use primitives::{BlockNumber, Hash, Digest};
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#[derive(Clone)]
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#[cfg_attr(feature = "with-std", derive(PartialEq, Debug))]
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/// The header for a block.
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pub struct Header {
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/// The parent block's "hash" (actually the Blake2-256 hash of its serialised header).
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pub parent_hash: Hash,
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/// The block's number (how many ancestors does it have?).
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pub number: BlockNumber,
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/// The root of the trie that represents this block's final storage map.
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pub state_root: Hash,
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/// The root of the trie that represents this block's transactions, indexed by a 32-bit integer.
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pub transaction_root: Hash,
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/// The digest for this block.
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pub digest: Digest,
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}
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impl Slicable for Header {
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fn from_slice(value: &[u8]) -> Option<Self> {
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let mut reader = StreamReader::new(value);
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Some(Header {
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parent_hash: reader.read()?,
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number: reader.read()?,
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state_root: reader.read()?,
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transaction_root: reader.read()?,
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digest: Digest { logs: reader.read()?, },
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})
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}
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fn set_as_slice<F: Fn(&mut [u8], usize) -> bool>(_fill_slice: &F) -> Option<Self> {
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unimplemented!();
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}
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fn to_vec(&self) -> Vec<u8> {
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Vec::new()
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.join(&self.parent_hash)
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.join(&self.number)
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.join(&self.state_root)
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.join(&self.transaction_root)
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.join(&self.digest.logs)
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}
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fn size_of(data: &[u8]) -> Option<usize> {
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let first_part = mem::size_of::<Hash>() + mem::size_of::<BlockNumber>() + mem::size_of::<Hash>() + mem::size_of::<Hash>();
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let second_part = <Vec<Vec<u8>>>::size_of(&data[first_part..])?;
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Some(first_part + second_part)
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}
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}
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impl NonTrivialSlicable for Header {}
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@@ -0,0 +1,41 @@
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// Copyright 2017 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Polkadot.
|
||||
|
||||
// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
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|
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//! Miscellaneous small types.
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/// The Ed25519 pubkey that identifies an account.
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pub type AccountID = [u8; 32];
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/// Virtual account ID that represents the idea of a dispatch/statement being signed by everybody
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/// (who matters). Essentially this means that a majority of validators have decided it is
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/// "correct".
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pub const EVERYBODY: AccountID = [255u8; 32];
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/// The Ed25519 pub key of an session that belongs to an authority. This is used as what the
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/// external environment/consensus algorithm calls an "authority".
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pub type SessionKey = AccountID;
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/// Indentifier for a chain.
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pub type ChainID = u64;
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/// Index of a block in the chain.
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pub type BlockNumber = u64;
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/// Index of a transaction.
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pub type TxOrder = u64;
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/// A hash of some data.
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pub type Hash = [u8; 32];
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@@ -0,0 +1,38 @@
|
||||
// Copyright 2017 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Polkadot.
|
||||
|
||||
// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
//! Primitive types for the runtime.
|
||||
|
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mod misc;
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mod proposal;
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mod function;
|
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mod digest;
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mod header;
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||||
mod transaction;
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mod uncheckedtransaction;
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mod block;
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|
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#[cfg(test)]
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mod tests;
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||||
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||||
pub use self::misc::{AccountID, EVERYBODY, SessionKey, ChainID, BlockNumber, TxOrder, Hash};
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pub use self::proposal::{Proposal, InternalFunction};
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pub use self::function::Function;
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pub use self::digest::Digest;
|
||||
pub use self::header::Header;
|
||||
pub use self::transaction::Transaction;
|
||||
pub use self::uncheckedtransaction::UncheckedTransaction;
|
||||
pub use self::block::Block;
|
||||
@@ -0,0 +1,133 @@
|
||||
// Copyright 2017 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Polkadot.
|
||||
|
||||
// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
//! Proposal: This describes a combination of a function ID and data that can be used to call into
|
||||
//! an internal function.
|
||||
|
||||
use runtime_support::prelude::*;
|
||||
use runtime_support::mem;
|
||||
use slicable::Slicable;
|
||||
use joiner::Joiner;
|
||||
use streamreader::StreamReader;
|
||||
use runtime::{system, governance, staking, session};
|
||||
|
||||
/// Internal functions that can be dispatched to.
|
||||
#[derive(Clone, Copy)]
|
||||
#[cfg_attr(feature = "with-std", derive(PartialEq, Debug))]
|
||||
pub enum InternalFunction {
|
||||
SystemSetCode,
|
||||
StakingSetSessionsPerEra,
|
||||
StakingSetBondingDuration,
|
||||
StakingSetValidatorCount,
|
||||
GovernanceSetApprovalPpmRequired,
|
||||
SessionSetLength,
|
||||
}
|
||||
|
||||
impl InternalFunction {
|
||||
/// Derive `Some` value from a `u8`, or `None` if it's invalid.
|
||||
pub fn from_u8(value: u8) -> Option<InternalFunction> {
|
||||
match value {
|
||||
x if x == InternalFunction::SystemSetCode as u8 => Some(InternalFunction::SystemSetCode),
|
||||
x if x == InternalFunction::StakingSetSessionsPerEra as u8 => Some(InternalFunction::StakingSetSessionsPerEra),
|
||||
x if x == InternalFunction::StakingSetBondingDuration as u8 => Some(InternalFunction::StakingSetBondingDuration),
|
||||
x if x == InternalFunction::StakingSetValidatorCount as u8 => Some(InternalFunction::StakingSetValidatorCount),
|
||||
x if x == InternalFunction::GovernanceSetApprovalPpmRequired as u8 => Some(InternalFunction::GovernanceSetApprovalPpmRequired),
|
||||
x if x == InternalFunction::SessionSetLength as u8 => Some(InternalFunction::SessionSetLength),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// An internal function.
|
||||
#[cfg_attr(feature = "with-std", derive(PartialEq, Debug))]
|
||||
pub struct Proposal {
|
||||
/// The priviledged function to call.
|
||||
pub function: InternalFunction,
|
||||
/// The serialised data to call it with.
|
||||
pub input_data: Vec<u8>,
|
||||
}
|
||||
|
||||
impl Slicable for Proposal {
|
||||
fn set_as_slice<F: Fn(&mut[u8], usize) -> bool>(fill_slice: &F) -> Option<Self> {
|
||||
Some(Proposal {
|
||||
function: InternalFunction::from_u8(Slicable::set_as_slice(fill_slice)?)?,
|
||||
input_data: Slicable::set_as_slice(&|s, o| fill_slice(s, o + 1))?,
|
||||
})
|
||||
}
|
||||
|
||||
fn to_vec(&self) -> Vec<u8> {
|
||||
Vec::new()
|
||||
.join(&(self.function as u8))
|
||||
.join(&self.input_data)
|
||||
}
|
||||
|
||||
fn size_of(data: &[u8]) -> Option<usize> {
|
||||
let first_part = mem::size_of::<u8>();
|
||||
let second_part = <Vec<u8>>::size_of(&data[first_part..])?;
|
||||
Some(first_part + second_part)
|
||||
}
|
||||
}
|
||||
|
||||
impl Proposal {
|
||||
pub fn enact(&self) {
|
||||
let mut params = StreamReader::new(&self.input_data);
|
||||
match self.function {
|
||||
InternalFunction::SystemSetCode => {
|
||||
let code: Vec<u8> = params.read().unwrap();
|
||||
system::set_code(&code);
|
||||
}
|
||||
InternalFunction::StakingSetSessionsPerEra => {
|
||||
let value = params.read().unwrap();
|
||||
staking::set_sessions_per_era(value);
|
||||
}
|
||||
InternalFunction::StakingSetBondingDuration => {
|
||||
let value = params.read().unwrap();
|
||||
staking::set_bonding_duration(value);
|
||||
}
|
||||
InternalFunction::StakingSetValidatorCount => {
|
||||
let value = params.read().unwrap();
|
||||
staking::set_validator_count(value);
|
||||
}
|
||||
InternalFunction::GovernanceSetApprovalPpmRequired => {
|
||||
let value = params.read().unwrap();
|
||||
governance::set_approval_ppm_required(value);
|
||||
}
|
||||
InternalFunction::SessionSetLength => {
|
||||
let value = params.read().unwrap();
|
||||
session::set_length(value);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod test {
|
||||
use super::*;
|
||||
use statichex::StaticHexInto;
|
||||
|
||||
#[test]
|
||||
fn slicing_should_work() {
|
||||
let p = Proposal {
|
||||
function: InternalFunction::SystemSetCode,
|
||||
input_data: b"Hello world".to_vec(),
|
||||
};
|
||||
let v = p.to_vec();
|
||||
assert_eq!(v, "000b00000048656c6c6f20776f726c64".convert::<Vec<u8>>());
|
||||
|
||||
let o = Proposal::from_slice(&v).unwrap();
|
||||
assert_eq!(p, o);
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,242 @@
|
||||
// Copyright 2017 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Polkadot.
|
||||
|
||||
// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
//! Tests.
|
||||
|
||||
use super::*;
|
||||
use runtime_support::prelude::*;
|
||||
use joiner::Joiner;
|
||||
use slicable::{Slicable, NonTrivialSlicable};
|
||||
use function::Function;
|
||||
|
||||
#[test]
|
||||
fn serialise_transaction_works() {
|
||||
let one: AccountID = [1u8; 32];
|
||||
let two: AccountID = [2u8; 32];
|
||||
let tx = Transaction {
|
||||
signed: one.clone(),
|
||||
nonce: 69,
|
||||
function: Function::StakingTransfer,
|
||||
input_data: Vec::new().join(&two).join(&69u64),
|
||||
};
|
||||
let serialised = tx.to_vec();
|
||||
assert_eq!(serialised, vec![
|
||||
1u8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
69, 0, 0, 0, 0, 0, 0, 0,
|
||||
2,
|
||||
40, 0, 0, 0,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
69, 0, 0, 0, 0, 0, 0, 0
|
||||
]);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn deserialise_transaction_works() {
|
||||
let one: AccountID = [1u8; 32];
|
||||
let two: AccountID = [2u8; 32];
|
||||
let tx = Transaction {
|
||||
signed: one.clone(),
|
||||
nonce: 69,
|
||||
function: Function::StakingTransfer,
|
||||
input_data: Vec::new().join(&two).join(&69u64),
|
||||
};
|
||||
let data = [
|
||||
1u8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
69, 0, 0, 0, 0, 0, 0, 0,
|
||||
2,
|
||||
40, 0, 0, 0,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
69, 0, 0, 0, 0, 0, 0, 0
|
||||
];
|
||||
let deserialised = Transaction::from_slice(&data).unwrap();
|
||||
assert_eq!(deserialised, tx);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn serialise_header_works() {
|
||||
let h = Header {
|
||||
parent_hash: [4u8; 32],
|
||||
number: 42,
|
||||
state_root: [5u8; 32],
|
||||
transaction_root: [6u8; 32],
|
||||
digest: Digest { logs: vec![ b"one log".to_vec(), b"another log".to_vec() ], },
|
||||
};
|
||||
let serialised = h.to_vec();
|
||||
assert_eq!(serialised, vec![
|
||||
4u8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
|
||||
42, 0, 0, 0, 0, 0, 0, 0,
|
||||
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
|
||||
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
|
||||
26, 0, 0, 0,
|
||||
7, 0, 0, 0,
|
||||
111, 110, 101, 32, 108, 111, 103,
|
||||
11, 0, 0, 0,
|
||||
97, 110, 111, 116, 104, 101, 114, 32, 108, 111, 103
|
||||
]);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn deserialise_header_works() {
|
||||
let h = Header {
|
||||
parent_hash: [4u8; 32],
|
||||
number: 42,
|
||||
state_root: [5u8; 32],
|
||||
transaction_root: [6u8; 32],
|
||||
digest: Digest { logs: vec![ b"one log".to_vec(), b"another log".to_vec() ], },
|
||||
};
|
||||
let data = [
|
||||
4u8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
|
||||
42, 0, 0, 0, 0, 0, 0, 0,
|
||||
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
|
||||
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
|
||||
26, 0, 0, 0,
|
||||
7, 0, 0, 0,
|
||||
111, 110, 101, 32, 108, 111, 103,
|
||||
11, 0, 0, 0,
|
||||
97, 110, 111, 116, 104, 101, 114, 32, 108, 111, 103
|
||||
];
|
||||
let deserialised = Header::from_slice(&data).unwrap();
|
||||
assert_eq!(deserialised, h);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn serialise_block_works() {
|
||||
let one: AccountID = [1u8; 32];
|
||||
let two: AccountID = [2u8; 32];
|
||||
let tx1 = UncheckedTransaction {
|
||||
transaction: Transaction {
|
||||
signed: one.clone(),
|
||||
nonce: 69,
|
||||
function: Function::StakingTransfer,
|
||||
input_data: Vec::new().join(&two).join(&69u64),
|
||||
},
|
||||
signature: [1u8; 64],
|
||||
};
|
||||
let tx2 = UncheckedTransaction {
|
||||
transaction: Transaction {
|
||||
signed: two.clone(),
|
||||
nonce: 42,
|
||||
function: Function::StakingStake,
|
||||
input_data: Vec::new(),
|
||||
},
|
||||
signature: [2u8; 64],
|
||||
};
|
||||
let h = Header {
|
||||
parent_hash: [4u8; 32],
|
||||
number: 42,
|
||||
state_root: [5u8; 32],
|
||||
transaction_root: [6u8; 32],
|
||||
digest: Digest { logs: vec![ b"one log".to_vec(), b"another log".to_vec() ], },
|
||||
};
|
||||
let b = Block {
|
||||
header: h,
|
||||
transactions: vec![tx1, tx2],
|
||||
};
|
||||
let serialised = b.to_vec();
|
||||
assert_eq!(serialised, vec![
|
||||
// header
|
||||
4u8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
|
||||
42, 0, 0, 0, 0, 0, 0, 0,
|
||||
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
|
||||
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
|
||||
26, 0, 0, 0,
|
||||
7, 0, 0, 0,
|
||||
111, 110, 101, 32, 108, 111, 103,
|
||||
11, 0, 0, 0,
|
||||
97, 110, 111, 116, 104, 101, 114, 32, 108, 111, 103,
|
||||
// transactions
|
||||
2, 1, 0, 0,
|
||||
// tx1
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
69, 0, 0, 0, 0, 0, 0, 0,
|
||||
2,
|
||||
40, 0, 0, 0,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
69, 0, 0, 0, 0, 0, 0, 0,
|
||||
// tx2
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
42, 0, 0, 0, 0, 0, 0, 0,
|
||||
0,
|
||||
0, 0, 0, 0
|
||||
]);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn deserialise_block_works() {
|
||||
let one: AccountID = [1u8; 32];
|
||||
let two: AccountID = [2u8; 32];
|
||||
let tx1 = UncheckedTransaction {
|
||||
transaction: Transaction {
|
||||
signed: one.clone(),
|
||||
nonce: 69,
|
||||
function: Function::StakingTransfer,
|
||||
input_data: Vec::new().join(&two).join(&69u64),
|
||||
},
|
||||
signature: [1u8; 64],
|
||||
};
|
||||
let tx2 = UncheckedTransaction {
|
||||
transaction: Transaction {
|
||||
signed: two.clone(),
|
||||
nonce: 42,
|
||||
function: Function::StakingStake,
|
||||
input_data: Vec::new(),
|
||||
},
|
||||
signature: [2u8; 64],
|
||||
};
|
||||
let h = Header {
|
||||
parent_hash: [4u8; 32],
|
||||
number: 42,
|
||||
state_root: [5u8; 32],
|
||||
transaction_root: [6u8; 32],
|
||||
digest: Digest { logs: vec![ b"one log".to_vec(), b"another log".to_vec() ], },
|
||||
};
|
||||
let b = Block {
|
||||
header: h,
|
||||
transactions: vec![tx1, tx2],
|
||||
};
|
||||
let data = [
|
||||
// header
|
||||
4u8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
|
||||
42, 0, 0, 0, 0, 0, 0, 0,
|
||||
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
|
||||
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
|
||||
26, 0, 0, 0,
|
||||
7, 0, 0, 0,
|
||||
111, 110, 101, 32, 108, 111, 103,
|
||||
11, 0, 0, 0,
|
||||
97, 110, 111, 116, 104, 101, 114, 32, 108, 111, 103,
|
||||
// transactions
|
||||
2, 1, 0, 0,
|
||||
// tx1
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
69, 0, 0, 0, 0, 0, 0, 0,
|
||||
2,
|
||||
40, 0, 0, 0,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
69, 0, 0, 0, 0, 0, 0, 0,
|
||||
// tx2
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
42, 0, 0, 0, 0, 0, 0, 0,
|
||||
0,
|
||||
0, 0, 0, 0
|
||||
];
|
||||
let deserialised = Block::from_slice(&data).unwrap();
|
||||
assert_eq!(deserialised, b);
|
||||
}
|
||||
@@ -0,0 +1,69 @@
|
||||
// Copyright 2017 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Polkadot.
|
||||
|
||||
// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
//! Transaction type.
|
||||
|
||||
use runtime_support::prelude::*;
|
||||
use streamreader::StreamReader;
|
||||
use joiner::Joiner;
|
||||
use slicable::{Slicable, NonTrivialSlicable};
|
||||
use primitives::{AccountID, TxOrder, Function};
|
||||
use runtime_support::mem;
|
||||
|
||||
/// A vetted and verified transaction from the external world.
|
||||
#[cfg_attr(feature = "with-std", derive(PartialEq, Debug))]
|
||||
pub struct Transaction {
|
||||
/// Who signed it (note this is not a signature).
|
||||
pub signed: AccountID,
|
||||
/// The number of transactions have come before from the same signer.
|
||||
pub nonce: TxOrder,
|
||||
/// The function that should be called.
|
||||
pub function: Function,
|
||||
/// Serialised input data to the function.
|
||||
pub input_data: Vec<u8>,
|
||||
}
|
||||
|
||||
impl Slicable for Transaction {
|
||||
fn from_slice(value: &[u8]) -> Option<Self> {
|
||||
let mut reader = StreamReader::new(value);
|
||||
Some(Transaction {
|
||||
signed: reader.read()?,
|
||||
nonce: reader.read()?,
|
||||
function: Function::from_u8(reader.read()?)?,
|
||||
input_data: reader.read()?,
|
||||
})
|
||||
}
|
||||
|
||||
fn set_as_slice<F: Fn(&mut [u8], usize) -> bool>(_fill_slice: &F) -> Option<Self> {
|
||||
unimplemented!();
|
||||
}
|
||||
|
||||
fn to_vec(&self) -> Vec<u8> {
|
||||
Vec::new()
|
||||
.join(&self.signed)
|
||||
.join(&self.nonce)
|
||||
.join(&(self.function as u8))
|
||||
.join(&self.input_data)
|
||||
}
|
||||
|
||||
fn size_of(data: &[u8]) -> Option<usize> {
|
||||
let first_part = mem::size_of::<AccountID>() + mem::size_of::<TxOrder>() + mem::size_of::<u8>();
|
||||
let second_part = <Vec<u8>>::size_of(&data[first_part..])?;
|
||||
Some(first_part + second_part)
|
||||
}
|
||||
}
|
||||
|
||||
impl NonTrivialSlicable for Transaction {}
|
||||
@@ -0,0 +1,85 @@
|
||||
// Copyright 2017 Parity Technologies (UK) Ltd.
|
||||
// This file is part of Polkadot.
|
||||
|
||||
// Polkadot is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
|
||||
// Polkadot is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
//! Unchecked Transaction type.
|
||||
|
||||
use slicable::{Slicable, NonTrivialSlicable};
|
||||
use streamreader::StreamReader;
|
||||
use joiner::Joiner;
|
||||
use primitives::Transaction;
|
||||
use runtime_support::{mem, ed25519_verify};
|
||||
use runtime_support::prelude::*;
|
||||
|
||||
#[cfg(feature = "with-std")]
|
||||
use std::fmt;
|
||||
|
||||
/// A transactions right from the external world. Unchecked.
|
||||
pub struct UncheckedTransaction {
|
||||
/// The actual transaction information.
|
||||
pub transaction: Transaction,
|
||||
/// The signature; should be an Ed25519 signature applied to the serialised `transaction` field.
|
||||
pub signature: [u8; 64],
|
||||
}
|
||||
|
||||
impl UncheckedTransaction {
|
||||
/// Verify the signature.
|
||||
pub fn ed25519_verify(&self) -> bool {
|
||||
let msg = self.transaction.to_vec();
|
||||
ed25519_verify(&self.signature, &msg, &self.transaction.signed)
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(feature = "with-std")]
|
||||
impl PartialEq for UncheckedTransaction {
|
||||
fn eq(&self, other: &Self) -> bool {
|
||||
self.signature.iter().eq(other.signature.iter()) && self.transaction == other.transaction
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(feature = "with-std")]
|
||||
impl fmt::Debug for UncheckedTransaction {
|
||||
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
||||
write!(f, "UncheckedTransaction({:?})", self.transaction)
|
||||
}
|
||||
}
|
||||
|
||||
impl Slicable for UncheckedTransaction {
|
||||
fn from_slice(value: &[u8]) -> Option<Self> {
|
||||
let mut reader = StreamReader::new(value);
|
||||
Some(UncheckedTransaction {
|
||||
signature: reader.read()?,
|
||||
transaction: reader.read()?,
|
||||
})
|
||||
}
|
||||
|
||||
fn set_as_slice<F: Fn(&mut [u8], usize) -> bool>(_fill_slice: &F) -> Option<Self> {
|
||||
unimplemented!();
|
||||
}
|
||||
|
||||
fn to_vec(&self) -> Vec<u8> {
|
||||
Vec::new()
|
||||
.join(&self.signature)
|
||||
.join(&self.transaction)
|
||||
}
|
||||
|
||||
fn size_of(data: &[u8]) -> Option<usize> {
|
||||
let first_part = mem::size_of::<[u8; 64]>();
|
||||
let second_part = <Transaction>::size_of(&data[first_part..])?;
|
||||
Some(first_part + second_part)
|
||||
}
|
||||
}
|
||||
|
||||
impl NonTrivialSlicable for UncheckedTransaction {}
|
||||
Reference in New Issue
Block a user