Socket.cxx
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上传日期:2013-07-25
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- /* ====================================================================
- * The Vovida Software License, Version 1.0
- *
- * Copyright (c) 2000 Vovida Networks, Inc. All rights reserved.
- *
- * 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.
- *
- * 3. The names "VOCAL", "Vovida Open Communication Application Library",
- * and "Vovida Open Communication Application Library (VOCAL)" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact vocal@vovida.org.
- *
- * 4. Products derived from this software may not be called "VOCAL", nor
- * may "VOCAL" appear in their name, without prior written
- * permission of Vovida Networks, Inc.
- *
- * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND
- * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL VOVIDA
- * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES
- * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- * DAMAGE.
- *
- * ====================================================================
- *
- * This software consists of voluntary contributions made by Vovida
- * Networks, Inc. and many individuals on behalf of Vovida Networks,
- * Inc. For more information on Vovida Networks, Inc., please see
- * <http://www.vovida.org/>.
- *
- */
- static const char* const Socket_cxx_Version =
- "$Id: Socket.cxx,v 1.14 2001/06/26 22:54:22 icahoon Exp $";
- #include "Socket.hxx"
- #include "TransportCommon.hxx"
- #include "SystemException.hxx"
- #include "TransportAddress.hxx"
- #include "SocketType.hxx"
- #include "VLog.hxx"
- #include <cerrno>
- #include <sys/types.h>
- using Vocal::IO::file_descriptor_t;
- using Vocal::IO::FileDescriptor;
- using Vocal::Transport::Socket;
- using Vocal::Transport::TransportAddress;
- using Vocal::Transport::AddressFamily;
- using Vocal::Transport::SocketType;
- using Vocal::Logging::VLog;
- Socket::Socket(
- const AddressFamily & addressFamily,
- const SocketType & socketType,
- const char * name,
- file_descriptor_t fd
- )
- throw ( Vocal::SystemException )
- : FileDescriptor(fd),
- localAddr_(TransportAddress::create(addressFamily())),
- addressFamily_(addressFamily),
- socketType_(socketType),
- totalBytesSent_(0),
- totalBytesReceived_(0),
- name_(name ? name : "")
- {
- const string fn("Socket::Socket");
- VLog log(fn);
- // Finish the name.
- //
- name_ += "Socket";
-
- // File descriptor may have been passed in already.
- // If so, assume it has already been bound.
- //
- if ( fd_ == INVALID )
- {
- fd_ = socket(addressFamily(), socketType_(), 0);
-
- if ( fd_ <= INVALID )
- {
- fd_ = INVALID;
- throw Vocal::SystemException(fn + " on socket(): " + strerror(errno),
- __FILE__, __LINE__, errno);
- }
-
- // Bind the socket.
- //
- if ( bind(fd_,
- localAddr_->getAddress(),
- localAddr_->getAddressLength()) < SUCCESS
- )
- {
- close();
- throw Vocal::SystemException(fn + " on bind(): " + strerror(errno),
- __FILE__, __LINE__, errno);
- }
- }
-
- // Update the transport address. Don't catch the exception, let it pass.
- //
- localAddr_->updateAddress(*this);
- // Report back, for the curious among us.
- //
- VDEBUG(log) << fn << ": " << *this << VDEBUG_END(log);
- }
- Socket::Socket(
- const TransportAddress & localAddr,
- const SocketType & socketType,
- const char * name
- )
- throw ( Vocal::SystemException )
- : localAddr_(localAddr.clone()),
- addressFamily_(localAddr.getAddressFamily()),
- socketType_(socketType),
- totalBytesSent_(0),
- totalBytesReceived_(0),
- name_(name ? name : "")
- {
- const string fn("Socket::Socket");
- VLog log(fn);
-
- // Finish the name.
- //
- name_ += "Socket";
-
- // Create the socket.
- //
- AddressFamily addressType = localAddr_->getAddressFamily();
- fd_ = socket(addressType(), socketType_(), 0);
-
- if ( fd_ <= INVALID )
- {
- fd_ = INVALID;
- throw Vocal::SystemException(fn + " on socket(): " + strerror(errno),
- __FILE__, __LINE__, errno);
- }
-
- // Bind the socket.
- //
- if ( bind(fd_,
- localAddr_->getAddress(),
- localAddr_->getAddressLength()) < SUCCESS
- )
- {
- close();
- throw Vocal::SystemException(fn + " on bind(): " + strerror(errno),
- __FILE__, __LINE__, errno);
- }
-
- // Update the transport address. Don't catch the exception, let it pass.
- //
- localAddr_->updateAddress(*this);
-
- // Report back, for the curious among us.
- //
- VDEBUG(log) << fn << ": " << *this << VDEBUG_END(log);
- }
-
- Socket::~Socket()
- {
- VLog log("Socket::~Socket");
- delete localAddr_;
- }
- const TransportAddress &
- Socket::getLocalAddress() const
- {
- return ( *localAddr_ );
- }
- const AddressFamily &
- Socket::getAddressFamily() const
- {
- return ( addressFamily_ );
- }
- const SocketType &
- Socket::getSocketType() const
- {
- return ( socketType_ );
- }
-
- unsigned long
- Socket::bytesSent() const
- {
- return ( totalBytesSent_ );
- }
- unsigned long
- Socket::bytesReceived() const
- {
- return ( totalBytesReceived_ );
- }
- ostream &
- Socket::writeTo(ostream & out) const
- {
- out << name_
- << ": protocol = " << addressFamily_
- << ", type = " << socketType_
- << ", ";
- FileDescriptor::writeTo(out);
-
- out << ", local = " << *localAddr_
- << ", sent = " << totalBytesSent_
- << ", received = " << totalBytesReceived_;
-
- return ( out );
- }