mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
53 lines
1.6 KiB
C++
53 lines
1.6 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 "RldpReceiver.h"
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namespace ton {
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namespace rldp2 {
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td::Variant<RldpReceiver::ActionSendAck, RldpReceiver::ActionWait> RldpReceiver::next_action(td::Timestamp now) {
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if (send_ack_at_ && (send_ack_at_.is_in_past(now))) {
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return ActionSendAck{ack};
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}
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return ActionWait{send_ack_at_};
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}
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void RldpReceiver::on_ack_sent(td::Timestamp now) {
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if (cnt_ != 0) {
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//LOG(ERROR) << "RESEND ACK " << cnt_;
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}
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cnt_++;
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if (cnt_ > 7) {
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send_ack_at_ = {};
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} else {
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send_ack_at_.relax(td::Timestamp::at(now.at() + config_.ack_delay * (1 << cnt_)));
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}
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}
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bool RldpReceiver::on_received(td::uint32 seqno, td::Timestamp now) {
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if (!ack.on_got_packet(seqno)) {
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return false;
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}
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cnt_ = 0;
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send_ack_at_.relax(td::Timestamp::at(now.at() + config_.ack_delay));
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return true;
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}
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} // namespace rldp2
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} // namespace ton
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