120 lines
3.4 KiB
C++
120 lines
3.4 KiB
C++
/*
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* Copyright (c) 1999-2008 Apple Inc. All Rights Reserved.
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*
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*/
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/*
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File: TCPSocket.cpp
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Contains: implements TCPSocket class
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*/
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#ifndef __Win32__
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#endif
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#include <errno.h>
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#include "TCPSocket.h"
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#include "SocketUtils.h"
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#include "OS.h"
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#ifdef USE_NETLOG
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#include <netlog.h>
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#endif
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void TCPSocket::SnarfSocket( TCPSocket & fromSocket )
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{
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// take the connection away from the other socket
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// and use it as our own.
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Assert(fFileDesc == EventContext::kInvalidFileDesc);
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this->Set( fromSocket.fFileDesc, &fromSocket.fRemoteAddr );
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// clear the old socket so he doesn't close and the like
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struct sockaddr_in remoteaddr;
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::memset( &remoteaddr, 0, sizeof( remoteaddr ) );
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fromSocket.Set( EventContext::kInvalidFileDesc, &remoteaddr );
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// get the event context too
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this->SnarfEventContext( fromSocket );
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}
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void TCPSocket::Set(int inSocket, struct sockaddr_in* remoteaddr)
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{
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fRemoteAddr = *remoteaddr;
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fFileDesc = inSocket;
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if ( inSocket != EventContext::kInvalidFileDesc )
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{
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//make sure to find out what IP address this connection is actually occuring on. That
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//way, we can report correct information to clients asking what the connection's IP is
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#if __Win32__ || __osf__ || __sgi__ || __hpux__
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int len = sizeof(fLocalAddr);
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#else
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socklen_t len = sizeof(fLocalAddr);
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#endif
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int err = ::getsockname(fFileDesc, (struct sockaddr*)&fLocalAddr, &len);
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AssertV(err == 0, OSThread::GetErrno());
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fState |= kBound;
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fState |= kConnected;
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}
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else
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fState = 0;
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}
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StrPtrLen* TCPSocket::GetRemoteAddrStr()
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{
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if (fRemoteStr.Len == kIPAddrBufSize)
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SocketUtils::ConvertAddrToString(fRemoteAddr.sin_addr, &fRemoteStr);
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return &fRemoteStr;
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}
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OS_Error TCPSocket::Connect(UInt32 inRemoteAddr, UInt16 inRemotePort)
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{
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::memset(&fRemoteAddr, 0, sizeof(fRemoteAddr));
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fRemoteAddr.sin_family = AF_INET; /* host byte order */
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fRemoteAddr.sin_port = htons(inRemotePort); /* short, network byte order */
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fRemoteAddr.sin_addr.s_addr = htonl(inRemoteAddr);
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/* don't forget to error check the connect()! */
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int err = ::connect(fFileDesc, (sockaddr *)&fRemoteAddr, sizeof(fRemoteAddr));
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fState |= kConnected;
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if (err == -1)
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{
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fRemoteAddr.sin_port = 0;
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fRemoteAddr.sin_addr.s_addr = 0;
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return (OS_Error)OSThread::GetErrno();
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}
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return OS_NoErr;
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}
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