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70 lines
2.6 KiB
C++
70 lines
2.6 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibIPC/Connection.h>
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namespace IPC {
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template<typename ClientEndpoint, typename ServerEndpoint>
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class ServerConnection : public IPC::Connection<ClientEndpoint, ServerEndpoint> {
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public:
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ServerConnection(ClientEndpoint& local_endpoint, const StringView& address)
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: Connection<ClientEndpoint, ServerEndpoint>(local_endpoint, Core::LocalSocket::construct())
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{
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// We want to rate-limit our clients
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this->socket().set_blocking(true);
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if (!this->socket().connect(Core::SocketAddress::local(address))) {
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perror("connect");
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ASSERT_NOT_REACHED();
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}
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ASSERT(this->socket().is_connected());
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this->initialize_peer_info();
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}
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virtual void handshake() = 0;
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pid_t server_pid() const { return this->peer_pid(); }
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void set_server_pid(pid_t pid) { this->set_peer_pid(pid); }
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void set_my_client_id(int id) { m_my_client_id = id; }
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int my_client_id() const { return m_my_client_id; }
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virtual void die() override
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{
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// Override this function if you don't want your app to exit if it loses the connection.
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exit(0);
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}
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private:
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int m_my_client_id { -1 };
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};
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}
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