hxsock.cpp
上传用户:dangjiwu
上传日期:2013-07-19
资源大小:42019k
文件大小:13k
- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: hxsock.cpp,v 1.3.8.3 2004/07/09 01:46:44 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "hxtypes.h"
- #include "hxassert.h"
- #include "hlxclib/windows.h"
- #include "platform/win/sock.h"
- #include "platform/win/hxsock.h"
- #include "hxheap.h"
- #ifdef _DEBUG
- #undef HX_THIS_FILE
- static const char HX_THIS_FILE[] = __FILE__;
- #endif
- static FARPROC HXGetProcAddress( HMODULE hModule, const char* lpProcName)
- {
- return GetProcAddress(hModule, OS_STRING(lpProcName));
- }
- // Create one object that is referenced throughout the system.
- CHXSock* sockObj = NULL;
- CHXSock::CHXSock() :
- m_iInited( NULL ),
- m_hLib( NULL ),
- _hxaccept( NULL ),
- _hxbind( NULL ),
- _hxclosesocket( NULL ),
- _hxconnect( NULL ),
- _hxioctlsocket( NULL ),
- _hxgetpeername( NULL ),
- _hxgetsockname( NULL ),
- _hxgetsockopt( NULL ),
- _hxhtonl( NULL ),
- _hxhtons( NULL ),
- _hxinet_addr( NULL ),
- _hxinet_ntoa( NULL ),
- _hxlisten( NULL ),
- _hxntohl( NULL ),
- _hxntohs( NULL ),
- _hxrecv( NULL ),
- _hxrecvfrom( NULL ),
- _hxselect( NULL ),
- _hxsend( NULL ),
- _hxsendto( NULL ),
- _hxsetsockopt( NULL ),
- _hxshutdown( NULL ),
- _hxsocket( NULL ),
-
- /* Database function prototypes */
- _hxgethostbyaddr( NULL ),
- _hxgethostbyname( NULL ),
- _hxgethostname( NULL ),
- #ifndef _WINCE
- _hxgetservbyport( NULL ),
- _hxgetservbyname( NULL ),
- _hxgetprotobynumber( NULL ),
- _hxgetprotobyname( NULL ),
- #endif /* _WINCE */
- /* Microsoft Windows Extension function prototypes */
- _hxWSAStartup( NULL ),
- _hxWSACleanup( NULL ),
- _hxWSASetLastError( NULL ),
- _hxWSAGetLastError( NULL ),
- #ifndef _WINCE
- _hxWSAIsBlocking( NULL ),
- _hxWSAUnhookBlockingHook( NULL ),
- _hxWSASetBlockingHook( NULL ),
- _hxWSACancelBlockingCall( NULL ),
- _hxWSAAsyncGetServByName( NULL ),
- _hxWSAAsyncGetServByPort( NULL ),
- _hxWSAAsyncGetProtoByName( NULL ),
- _hxWSAAsyncGetProtoByNumber( NULL ),
- _hxWSAAsyncGetHostByName( NULL ),
- _hxWSAAsyncGetHostByAddr( NULL ),
- _hxWSACancelAsyncRequest( NULL ),
- _hxWSAAsyncSelect( NULL ),
- #endif /* _WINCE */
- _hxWSAFDIsSet( NULL ),
- m_nVersion(0)
- {
- // This is basically a do nothing but init constructor.
- // If the load fails we can still come up, but before
- // we try to play any network resources we'll need to
- // load and init.
- LoadWinsock();
- }
- CHXSock::~CHXSock()
- {
- UnloadWinsock();
- }
- BOOL CHXSock::LoadWinsock( void )
- {
- char *pcModule;
- if (m_hLib && m_iInited)
- {
- return( TRUE );
- }
- if (m_hLib)
- {
- FreeLibrary( m_hLib );
- m_hLib = (HINSTANCE)0;
- }
- #if defined(WIN32_PLATFORM_PSPC)
- pcModule = "WINSOCK.DLL";
- m_hLib = LoadLibrary( OS_STRING(pcModule) );
- #elif defined( _WIN32 )
- // start using WinSock2.0 APIs
- pcModule = "WS2_32.DLL";
- m_hLib = LoadLibrary( pcModule );
- if (!m_hLib)
- {
- // fallback to WinSock1.1
- pcModule = "WSOCK32.DLL";
- m_hLib = LoadLibrary( pcModule );
- }
- #elif defined( _WINDOWS )
- pcModule = "AOLSOCK.AOL";
- if (GetModuleHandle( pcModule ))
- {
- m_hLib = LoadLibrary( pcModule );
- }
- else
- {
- pcModule = "WINSOCK.DLL";
- m_hLib = LoadLibrary( pcModule );
- }
- #else
- # error No Socket library to bind to.
- #endif
-
- #ifndef WIN32_PLATFORM_PSPC
- if (m_hLib > (HINSTANCE)HINSTANCE_ERROR)
- #else
- if (m_hLib)
- #endif
- {
- _hxaccept = (ACCEPT)HXGetProcAddress( m_hLib, "accept" );
- _hxbind = (BIND)HXGetProcAddress( m_hLib, "bind" );
- _hxclosesocket = (CLOSESOCKET)HXGetProcAddress( m_hLib, "closesocket" );
- _hxconnect = (CONNECT)HXGetProcAddress( m_hLib, "connect" );
- _hxioctlsocket = (IOCTLSOCKET)HXGetProcAddress( m_hLib, "ioctlsocket" );
- _hxgetpeername = (GETPEERNAME)HXGetProcAddress( m_hLib, "getpeername" );
- _hxgetsockname = (GETSOCKNAME)HXGetProcAddress( m_hLib, "getsockname" );
- _hxgetsockopt = (GETSOCKOPT)HXGetProcAddress( m_hLib, "getsockopt" );
- _hxhtonl = (HTONL)HXGetProcAddress( m_hLib, "htonl" );
- _hxhtons = (HTONS)HXGetProcAddress( m_hLib, "htons" );
- _hxinet_addr = (INET_ADDR)HXGetProcAddress( m_hLib, "inet_addr" );
- _hxinet_ntoa = (INET_NTOA)HXGetProcAddress( m_hLib, "inet_ntoa" );
- _hxlisten = (LISTEN)HXGetProcAddress( m_hLib, "listen" );
- _hxntohl = (NTOHL)HXGetProcAddress( m_hLib, "ntohl" );
- _hxntohs = (NTOHS)HXGetProcAddress( m_hLib, "ntohs" );
- _hxrecv = (RECV)HXGetProcAddress( m_hLib, "recv" );
- _hxrecvfrom = (RECVFROM)HXGetProcAddress( m_hLib, "recvfrom" );
- _hxselect = (SELECT)HXGetProcAddress( m_hLib, "select" );
- _hxsend = (SEND)HXGetProcAddress( m_hLib, "send" );
- _hxsendto = (SENDTO)HXGetProcAddress( m_hLib, "sendto" );
- _hxsetsockopt = (SETSOCKOPT)HXGetProcAddress( m_hLib, "setsockopt" );
- _hxshutdown = (SHUTDOWN)HXGetProcAddress( m_hLib, "shutdown" );
- _hxsocket = (HXSOCKET)HXGetProcAddress( m_hLib, "socket" );
- _hxgethostbyaddr = (GETHOSTBYADDR)HXGetProcAddress( m_hLib, "gethostbyaddr" );
- _hxgethostbyname = (GETHOSTBYNAME)HXGetProcAddress( m_hLib, "gethostbyname" );
- _hxgethostname = (GETHOSTNAME)HXGetProcAddress( m_hLib, "gethostname" );
- #ifndef _WINCE
- _hxgetservbyport = (GETSERVBYPORT)HXGetProcAddress( m_hLib, "getservbyport" );
- _hxgetservbyname = (GETSERVBYNAME)HXGetProcAddress( m_hLib, "getservbyname" );
- _hxgetprotobynumber = (GETPROTOBYNUMBER)HXGetProcAddress( m_hLib, "getprotobynumber" );
- _hxgetprotobyname = (GETPROTOBYNAME)HXGetProcAddress( m_hLib, "getprotobyname" );
- #endif /* _WINCE */
- _hxWSAStartup = (WSASTARTUP)HXGetProcAddress( m_hLib, "WSAStartup" );
- _hxWSACleanup = (WSACLEANUP)HXGetProcAddress( m_hLib, "WSACleanup" );
- #ifdef _WINCE
- _hxWSASetLastError = (WSASETLASTERROR)SetLastError;
- _hxWSAGetLastError = (WSAGETLASTERROR)GetLastError;
- #else
- _hxWSASetLastError = (WSASETLASTERROR)HXGetProcAddress( m_hLib, "WSASetLastError" );
- _hxWSAGetLastError = (WSAGETLASTERROR)HXGetProcAddress( m_hLib, "WSAGetLastError" );
- _hxWSAIsBlocking = (WSAISBLOCKING)HXGetProcAddress( m_hLib, "WSAIsBlocking" );
- _hxWSAUnhookBlockingHook = (WSAUNHOOKBLOCKINGHOOK)HXGetProcAddress( m_hLib, "WSAUnhookBlockingHook" );
- _hxWSASetBlockingHook = (WSASETBLOCKINGHOOK)HXGetProcAddress( m_hLib, "WSASetBlockingHook" );
- _hxWSACancelBlockingCall = (WSACANCELBLOCKINGCALL)HXGetProcAddress( m_hLib, "WSACancelBlockingCall" );
- _hxWSAAsyncGetServByName = (WSAASYNCGETSERVBYNAME)HXGetProcAddress( m_hLib, "WSAAsyncGetServByName" );
- _hxWSAAsyncGetServByPort = (WSAASYNCGETSERVBYPORT)HXGetProcAddress( m_hLib, "WSAAsyncGetServByPort" );
- _hxWSAAsyncGetProtoByName = (WSAASYNCGETPROTOBYNAME)HXGetProcAddress( m_hLib, "WSAAsyncGetProtoByName" );
- _hxWSAAsyncGetProtoByNumber = (WSAASYNCGETPROTOBYNUMBER)HXGetProcAddress( m_hLib, "WSAAsyncGetProtoByNumber" );
- _hxWSAAsyncGetHostByName = (WSAASYNCGETHOSTBYNAME)HXGetProcAddress( m_hLib, "WSAAsyncGetHostByName" );
- _hxWSAAsyncGetHostByAddr = (WSAASYNCGETHOSTBYADDR)HXGetProcAddress( m_hLib, "WSAAsyncGetHostByAddr" );
- _hxWSACancelAsyncRequest = (WSACANCELASYNCREQUEST)HXGetProcAddress( m_hLib, "WSACancelAsyncRequest" );
- _hxWSAAsyncSelect = (WSAASYNCSELECT)HXGetProcAddress( m_hLib, "WSAAsyncSelect" );
- #endif /* _WINCE */
- _hxWSAFDIsSet = (__WSAFDISSET)HXGetProcAddress( m_hLib, "__WSAFDIsSet" );
-
- SetInited();
- }
- else
- {
- m_hLib = NULL;
- // Init failed on creation, set all our function pointers to NULL
- _hxaccept = NULL;
- _hxbind = NULL;
- _hxclosesocket = NULL;
- _hxconnect = NULL;
- _hxioctlsocket = NULL;
- _hxgetpeername = NULL;
- _hxgetsockname = NULL;
- _hxgetsockopt = NULL;
- _hxhtonl = NULL;
- _hxhtons = NULL;
- _hxinet_addr = NULL;
- _hxinet_ntoa = NULL;
- _hxlisten = NULL;
- _hxntohl = NULL;
- _hxntohs = NULL;
- _hxrecv = NULL;
- _hxrecvfrom = NULL;
- _hxselect = NULL;
- _hxsend = NULL;
- _hxsendto = NULL;
- _hxsetsockopt = NULL;
- _hxshutdown = NULL;
- _hxsocket = NULL;
- _hxgethostbyaddr = NULL;
- _hxgethostbyname = NULL;
- _hxgethostname = NULL;
- #ifndef _WINCE
- _hxgetservbyport = NULL;
- _hxgetservbyname = NULL;
- _hxgetprotobynumber = NULL;
- _hxgetprotobyname = NULL;
- #endif /* _WINCE */
- _hxWSAStartup = NULL;
- _hxWSACleanup = NULL;
- _hxWSASetLastError = NULL;
- _hxWSAGetLastError = NULL;
- #ifndef _WINCE
- _hxWSAIsBlocking = NULL;
- _hxWSAUnhookBlockingHook = NULL;
- _hxWSASetBlockingHook = NULL;
- _hxWSACancelBlockingCall = NULL;
- _hxWSAAsyncGetServByName = NULL;
- _hxWSAAsyncGetServByPort = NULL;
- _hxWSAAsyncGetProtoByName = NULL;
- _hxWSAAsyncGetProtoByNumber = NULL;
- _hxWSAAsyncGetHostByName = NULL;
- _hxWSAAsyncGetHostByAddr = NULL;
- _hxWSACancelAsyncRequest = NULL;
- _hxWSAAsyncSelect = NULL;
- #endif /* _WINCE */
- _hxWSAFDIsSet = NULL;
-
- m_iInited = FALSE;
- }
- return( WinSockAvail() );
- }
- void CHXSock::UnloadWinsock(BOOL bDestuction)
- {
- if (m_hLib)
- {
- FreeLibrary( m_hLib );
- }
- m_hLib = (HINSTANCE)0;
- m_iInited = FALSE;
- }
- void CHXSock::SetInited( void )
- {
- if (!m_hLib)
- {
- return;
- }
-
- if (!_hxaccept || !_hxbind || !_hxclosesocket || !_hxconnect ||
- !_hxioctlsocket || !_hxgetpeername || !_hxgetsockname || !_hxgetsockopt ||
- !_hxhtonl || !_hxhtons || !_hxinet_addr || !_hxinet_ntoa || !_hxlisten ||
- !_hxntohl || !_hxntohs || !_hxrecv || !_hxrecvfrom || !_hxselect ||
- !_hxsend || !_hxsendto || !_hxsetsockopt || !_hxshutdown || !_hxsocket ||
- !_hxgethostbyaddr || !_hxgethostbyname || !_hxgethostname ||
- !_hxWSAStartup || !_hxWSACleanup ||
- !_hxWSASetLastError || !_hxWSAGetLastError || !_hxWSAFDIsSet
- #ifndef _WINCE
- || !_hxgetservbyport || !_hxgetservbyname || !_hxgetprotobynumber ||
- !_hxgetprotobyname || !_hxWSAUnhookBlockingHook || !_hxWSAIsBlocking ||
- !_hxWSAAsyncGetHostByAddr || !_hxWSASetBlockingHook ||
- !_hxWSACancelBlockingCall || !_hxWSAAsyncGetServByName ||
- !_hxWSAAsyncGetServByPort || !_hxWSAAsyncGetProtoByName ||
- !_hxWSAAsyncSelect || !_hxWSAAsyncGetProtoByNumber ||
- !_hxWSACancelAsyncRequest || !_hxWSAAsyncGetHostByName
- #endif /* _WINCE */
- )
- {
- m_iInited = FALSE;
- HX_ASSERT( m_iInited );
- if (m_hLib)
- {
- FreeLibrary( m_hLib );
- m_hLib = NULL;
- }
- }
- else
- {
- m_iInited = TRUE;
- }
- }
- BOOL CHXSock::InitWinsock( void )
- {
- BOOL bInited = FALSE;
- int err;
- WORD wVersionRequested;
- WSADATA wsaData;
-
- wVersionRequested = (1 << 8) + 1;
-
- err = HXWSAStartup( wVersionRequested, &wsaData );
- // Check Winsock is the correct version
- if (err == 0)
- {
- if (LOBYTE( wsaData.wVersion ) == 1 && HIBYTE( wsaData.wVersion ) == 1)
- {
- bInited = TRUE;
- }
- else
- {
- HXWSACleanup();
- }
- }
- m_nVersion = LOBYTE(wsaData.wHighVersion);
- return bInited;
- }
- UINT8 CHXSock::HXGetVersion(void)
- {
- return m_nVersion;
- }