445 lines
8.2 KiB
C++
445 lines
8.2 KiB
C++
/* $Id$ */
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/*
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* Copyright (C) 2008-2009 Teluu Inc. (http://www.teluu.com)
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* Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU 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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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __PJPP_SOCK_HPP__
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#define __PJPP_SOCK_HPP__
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#include <pj/sock.h>
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#include <pj/string.h>
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class Pj_Event_Handler;
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//
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// Base class for address.
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//
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class Pj_Addr
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{
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};
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//
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// Internet address.
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//
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class Pj_Inet_Addr : public pj_sockaddr_in, public Pj_Addr
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{
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public:
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//
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// Get port number.
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//
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pj_uint16_t get_port_number() const
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{
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return pj_sockaddr_in_get_port(this);
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}
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//
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// Set port number.
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//
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void set_port_number(pj_uint16_t port)
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{
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sin_family = PJ_AF_INET;
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pj_sockaddr_in_set_port(this, port);
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}
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//
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// Get IP address.
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//
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pj_uint32_t get_ip_address() const
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{
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return pj_sockaddr_in_get_addr(this).s_addr;
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}
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//
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// Get address string.
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//
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const char *get_address() const
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{
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return pj_inet_ntoa(sin_addr);
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}
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//
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// Set IP address.
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//
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void set_ip_address(pj_uint32_t addr)
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{
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sin_family = PJ_AF_INET;
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pj_sockaddr_in_set_addr(this, addr);
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}
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//
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// Set address.
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//
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pj_status_t set_address(const pj_str_t *addr)
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{
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return pj_sockaddr_in_set_str_addr(this, addr);
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}
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//
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// Set address.
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//
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pj_status_t set_address(const char *addr)
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{
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pj_str_t s;
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return pj_sockaddr_in_set_str_addr(this, pj_cstr(&s, addr));
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}
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//
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// Compare for equality.
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//
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bool operator==(const Pj_Inet_Addr &rhs) const
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{
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return sin_family == rhs.sin_family &&
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sin_addr.s_addr == rhs.sin_addr.s_addr &&
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sin_port == rhs.sin_port;
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}
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private:
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//
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// Dummy length used in pj_ioqueue_recvfrom() etc
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//
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friend class Pj_Event_Handler;
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friend class Pj_Socket;
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friend class Pj_Sock_Stream;
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friend class Pj_Sock_Dgram;
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int addrlen_;
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};
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//
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// Socket base class.
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//
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// Note:
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// socket will not automatically be closed on destructor.
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//
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class Pj_Socket
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{
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public:
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//
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// Default constructor.
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//
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Pj_Socket()
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: sock_(PJ_INVALID_SOCKET)
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{
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}
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//
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// Initialize from a socket handle.
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//
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explicit Pj_Socket(pj_sock_t sock)
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: sock_(sock)
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{
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}
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//
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// Copy constructor.
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//
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Pj_Socket(const Pj_Socket &rhs)
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: sock_(rhs.sock_)
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{
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}
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//
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// Destructor will not close the socket.
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// You must call close() explicitly.
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//
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~Pj_Socket()
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{
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}
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//
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// Set socket handle.
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//
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void set_handle(pj_sock_t sock)
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{
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sock_ = sock;
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}
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//
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// Get socket handle.
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//
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pj_sock_t get_handle() const
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{
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return sock_;
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}
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//
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// Get socket handle.
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//
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pj_sock_t& get_handle()
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{
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return sock_;
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}
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//
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// See if the socket is valid.
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//
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bool is_valid() const
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{
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return sock_ != PJ_INVALID_SOCKET;
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}
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//
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// Create the socket.
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//
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pj_status_t create(int af, int type, int proto)
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{
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return pj_sock_socket(af, type, proto, &sock_);
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}
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//
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// Bind socket.
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//
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pj_status_t bind(const Pj_Inet_Addr &addr)
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{
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return pj_sock_bind(sock_, &addr, sizeof(Pj_Inet_Addr));
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}
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//
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// Close socket.
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//
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pj_status_t close()
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{
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pj_sock_close(sock_);
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}
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//
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// Get peer socket name.
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//
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pj_status_t getpeername(Pj_Inet_Addr *addr)
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{
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return pj_sock_getpeername(sock_, addr, &addr->addrlen_);
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}
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//
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// getsockname
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//
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pj_status_t getsockname(Pj_Inet_Addr *addr)
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{
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return pj_sock_getsockname(sock_, addr, &addr->addrlen_);
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}
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//
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// getsockopt.
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//
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pj_status_t getsockopt(pj_uint16_t level, pj_uint16_t optname,
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void *optval, int *optlen)
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{
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return pj_sock_getsockopt(sock_, level, optname, optval, optlen);
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}
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//
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// setsockopt
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//
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pj_status_t setsockopt(pj_uint16_t level, pj_uint16_t optname,
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const void *optval, int optlen)
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{
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return pj_sock_setsockopt(sock_, level, optname, optval, optlen);
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}
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//
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// receive data.
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//
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pj_ssize_t recv(void *buf, pj_size_t len, int flag = 0)
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{
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pj_ssize_t bytes = len;
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if (pj_sock_recv(sock_, buf, &bytes, flag) != PJ_SUCCESS)
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return -1;
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return bytes;
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}
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//
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// send data.
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//
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pj_ssize_t send(const void *buf, pj_ssize_t len, int flag = 0)
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{
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pj_ssize_t bytes = len;
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if (pj_sock_send(sock_, buf, &bytes, flag) != PJ_SUCCESS)
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return -1;
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return bytes;
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}
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//
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// connect.
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//
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pj_status_t connect(const Pj_Inet_Addr &addr)
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{
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return pj_sock_connect(sock_, &addr, sizeof(Pj_Inet_Addr));
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}
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//
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// assignment.
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//
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Pj_Socket &operator=(const Pj_Socket &rhs)
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{
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sock_ = rhs.sock_;
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return *this;
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}
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protected:
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friend class Pj_Event_Handler;
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pj_sock_t sock_;
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};
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#if PJ_HAS_TCP
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//
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// Stream socket.
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//
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class Pj_Sock_Stream : public Pj_Socket
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{
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public:
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//
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// Default constructor.
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//
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Pj_Sock_Stream()
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{
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}
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//
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// Initialize from a socket handle.
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//
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explicit Pj_Sock_Stream(pj_sock_t sock)
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: Pj_Socket(sock)
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{
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}
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//
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// Copy constructor.
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//
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Pj_Sock_Stream(const Pj_Sock_Stream &rhs) : Pj_Socket(rhs)
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{
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}
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//
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// Assignment.
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//
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Pj_Sock_Stream &operator=(const Pj_Sock_Stream &rhs)
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{
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sock_ = rhs.sock_;
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return *this;
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}
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//
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// listen()
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//
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pj_status_t listen(int backlog = 5)
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{
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return pj_sock_listen(sock_, backlog);
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}
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//
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// blocking accept()
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//
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Pj_Sock_Stream accept(Pj_Inet_Addr *remote_addr = NULL)
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{
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pj_sock_t newsock;
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int *addrlen = remote_addr ? &remote_addr->addrlen_ : NULL;
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pj_status_t status;
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status = pj_sock_accept(sock_, &newsock, remote_addr, addrlen);
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if (status != PJ_SUCCESS)
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return Pj_Sock_Stream(-1);
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return Pj_Sock_Stream(newsock);
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}
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//
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// shutdown()
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//
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pj_status_t shutdown(int how = PJ_SHUT_RDWR)
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{
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return pj_sock_shutdown(sock_, how);
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}
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};
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#endif
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//
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// Datagram socket.
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//
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class Pj_Sock_Dgram : public Pj_Socket
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{
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public:
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//
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// Default constructor.
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//
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Pj_Sock_Dgram()
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{
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}
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//
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// Initialize from a socket handle.
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//
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explicit Pj_Sock_Dgram(pj_sock_t sock)
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: Pj_Socket(sock)
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{
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}
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//
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// Copy constructor.
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//
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Pj_Sock_Dgram(const Pj_Sock_Dgram &rhs)
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: Pj_Socket(rhs)
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{
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}
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//
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// Assignment.
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//
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Pj_Sock_Dgram &operator=(const Pj_Sock_Dgram &rhs)
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{
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Pj_Socket::operator =(rhs);
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return *this;
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}
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//
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// recvfrom()
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//
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pj_ssize_t recvfrom( void *buf, pj_size_t len, int flag = 0,
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Pj_Inet_Addr *fromaddr = NULL)
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{
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pj_ssize_t bytes = len;
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int *addrlen = fromaddr ? &fromaddr->addrlen_ : NULL;
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if (pj_sock_recvfrom( sock_, buf, &bytes, flag,
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fromaddr, addrlen) != PJ_SUCCESS)
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{
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return -1;
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}
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return bytes;
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}
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//
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// sendto()
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//
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pj_ssize_t sendto( const void *buf, pj_size_t len, int flag,
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const Pj_Inet_Addr &addr)
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{
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pj_ssize_t bytes = len;
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if (pj_sock_sendto( sock_, buf, &bytes, flag,
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&addr, sizeof(pj_sockaddr_in)) != PJ_SUCCESS)
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{
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return -1;
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}
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return bytes;
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}
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};
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#endif /* __PJPP_SOCK_HPP__ */
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