mirror of
https://github.com/ton-blockchain/ton
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56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
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/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library 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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2019 Telegram Systems LLP
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*/
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#pragma once
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#include "ton/ton-types.h"
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#include "shard.h"
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#include "interfaces/block-handle.h"
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namespace ton {
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namespace validator {
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class ShardTopBlockDescription : public td::CntObject {
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public:
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virtual ~ShardTopBlockDescription() = default;
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virtual ShardIdFull shard() const = 0;
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virtual BlockIdExt block_id() const = 0;
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virtual bool before_split() const = 0;
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virtual bool after_split() const = 0;
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virtual bool after_merge() const = 0;
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virtual CatchainSeqno catchain_seqno() const = 0;
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virtual UnixTime generated_at() const = 0;
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// if method returns false this shard block description is discarded
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// if it returns true it will be supplied to collator
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//
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// it may be invalid if:
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// a. a block with a greater or equal seqno is in the masterchain
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// b. this validator set is not valid anymore
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// c. this shard is not valid anymore
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virtual bool may_be_valid(BlockHandle last_masterchain_block_handle,
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td::Ref<MasterchainState> last_masterchain_block_state) const = 0;
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virtual td::BufferSlice serialize() const = 0;
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};
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} // namespace validator
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} // namespace ton
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