// Copyright (c) 2013 by István Váradi // This file is part of VSCPL, a simple cross-platform utility library // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are met: // 1. Redistributions of source code must retain the above copyright notice, this // list of conditions and the following disclaimer. // 2. Redistributions in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR // ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // The views and conclusions contained in the software and documentation are those // of the authors and should not be interpreted as representing official policies, // either expressed or implied, of the FreeBSD Project. #ifndef HU_VARADIISTVAN_SCPL_IO_POSIX_SERVERSOCKET_H #define HU_VARADIISTVAN_SCPL_IO_POSIX_SERVERSOCKET_H //------------------------------------------------------------------------------ #include "Waitable.h" #include //------------------------------------------------------------------------------ struct sockaddr; //------------------------------------------------------------------------------ namespace hu { namespace varadiistvan { namespace scpl { namespace io { //------------------------------------------------------------------------------ class Acceptor; //------------------------------------------------------------------------------ /** * A socket in a server role. It can only bind to a new address, * listen and accept connections. It cannot connect to other sockets * and cannot be read or written. */ class ServerSocket : public Waitable { protected: /** * Construct the server socket. */ ServerSocket(int domain, int type, Waiter* waiter = 0, int protocol = 0); public: /** * Destroy the server socket. */ virtual ~ServerSocket(); protected: /** * Bind the socket to the given address. * * @param reuseaddr if set to true, the SO_REUSEADDR socket option * will be set. * * @return if the binding has succeeded. If it is false, the error * code will be set accordingly. */ bool bind(const struct sockaddr* addr, size_t addrlen, bool reuseaddr = true); /** * Start listening on the socket. * * @return if the call has succeeded. If it is false, the error * code will be set accordingly. */ bool listen(int backlog = 5); /** * Accept a socket. * * @return the accepted socket. If may be -1, if the socket is * non-blocking, and no connection is available yet, or if another * error occured, in which case the error code will be set properly. */ int accept(struct sockaddr* addr, size_t* addrlen); friend class Acceptor; }; //------------------------------------------------------------------------------ } /* namespace hu::varadiistvan::scpl::io */ } /* namespace hu::varadiistvan::scpl */ } /* namespace hu::varadiistvan */ } /* namespace hu */ //------------------------------------------------------------------------------ #endif // HU_VARADIISTVAN_SCPL_IO_POSIX_SERVERSOCKET_H // Local Variables: // mode: C++ // c-basic-offset: 4 // indent-tabs-mode: nil // End: