mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
/*
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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 2017-2020 Telegram Systems LLP
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*/
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#include "get-next-key-blocks.h"
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namespace ton {
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namespace validator {
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void GetNextKeyBlocks::finish_query() {
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if (promise_) {
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promise_.set_value(std::move(res_));
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}
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stop();
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}
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void GetNextKeyBlocks::abort_query(td::Status error) {
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if (promise_) {
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promise_.set_error(std::move(error));
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}
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stop();
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}
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void GetNextKeyBlocks::alarm() {
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abort_query(td::Status::Error(ErrorCode::timeout, "timeout"));
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}
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void GetNextKeyBlocks::start_up() {
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if (!block_id_.is_masterchain()) {
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abort_query(td::Status::Error(ErrorCode::notready, "block is not from masterchain"));
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return;
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}
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if (block_id_.id.seqno > last_known_key_block_->id().seqno()) {
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finish_query();
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return;
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}
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if (block_id_.id.seqno == last_known_key_block_->id().seqno()) {
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if (block_id_ == last_known_key_block_->id()) {
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finish_query();
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} else {
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abort_query(td::Status::Error(ErrorCode::protoviolation, "bad block id"));
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}
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return;
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}
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if (block_id_.seqno() > 0) {
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BlockIdExt block_id;
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auto f = masterchain_state_->prev_key_block_id(block_id_.seqno());
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if (!f.is_valid()) {
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abort_query(td::Status::Error(ErrorCode::protoviolation, "bad block id (not key?)"));
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return;
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} else if (f != block_id_) {
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abort_query(td::Status::Error(ErrorCode::protoviolation, "bad block id (not key?) 2"));
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return;
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}
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}
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while (res_.size() < limit_) {
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auto b = masterchain_state_->next_key_block_id(block_id_.seqno() + 1);
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if (b.is_valid()) {
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res_.push_back(b);
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block_id_ = b;
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} else {
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finish_query();
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return;
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}
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}
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finish_query();
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}
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} // namespace validator
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} // namespace ton
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