mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-12 12:21:32 +00:00
Robert Habermeier
59 lines
1.7 KiB
Rust
59 lines
1.7 KiB
Rust
// Copyright 2017 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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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
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// 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
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// 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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//! Block type.
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use runtime_std::prelude::*;
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use codec::{StreamReader, Joiner, 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 = "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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