mirror of
https://github.com/ton-blockchain/ton
synced 2025-02-13 11:42:18 +00:00
79 lines
2.3 KiB
C++
79 lines
2.3 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 "block.hpp"
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namespace ton {
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namespace validator {
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using td::Ref;
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BlockQ::BlockQ(const BlockQ& other) : data_(other.data_.clone()), id_(other.id_), root_(other.root_), boc_(other.boc_) {
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}
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BlockQ::BlockQ(BlockIdExt id, td::BufferSlice data) : data_(std::move(data)), id_(id) {
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}
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BlockQ::~BlockQ() {
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}
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td::Status BlockQ::init() {
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if (root_.not_null()) {
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return td::Status::OK();
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}
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if (data_.is_null()) {
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return td::Status::Error(-668, "cannot initialize a block from an empty BufferSlice");
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}
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vm::StaticBagOfCellsDbLazy::Options options;
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options.check_crc32c = true;
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auto res = vm::StaticBagOfCellsDbLazy::create(td::BufferSliceBlobView::create(data_.clone()), options);
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if (res.is_error()) {
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return res.move_as_error();
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}
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boc_ = res.move_as_ok();
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auto rc = boc_->get_root_count();
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if (rc.is_error()) {
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return rc.move_as_error();
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}
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if (rc.move_as_ok() != 1) {
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return td::Status::Error(-668, "shardchain block BoC is invalid");
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}
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auto res3 = boc_->get_root_cell(0);
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if (res3.is_error()) {
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return res3.move_as_error();
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}
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root_ = res3.move_as_ok();
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if (root_.is_null()) {
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return td::Status::Error(-668, "cannot extract root cell out of a shardchain block BoC");
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}
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return td::Status::OK();
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}
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td::Result<td::Ref<BlockQ>> BlockQ::create(BlockIdExt id, td::BufferSlice data) {
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td::Ref<BlockQ> res{true, id, std::move(data)};
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auto err = res.unique_write().init();
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if (err.is_error()) {
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return err.move_as_error();
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} else {
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return std::move(res);
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}
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}
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} // namespace validator
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} // namespace ton
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