293 lines
11 KiB
C
293 lines
11 KiB
C
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/*
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* Protocol enumeration functions
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*
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* Copyright (C) 2001 Stefan Leichter
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; 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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#include "config.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_ARPA_INET_H
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#include <arpa/inet.h>
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#endif
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "wtypes.h"
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#include "nspapi.h"
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#include "winsock2.h"
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#include "wsipx.h"
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#include "wshisotp.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(winsock);
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/* name of the protocols
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*/
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static const WCHAR NameIpx[] = {'I', 'P', 'X', '\0'};
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static const WCHAR NameSpx[] = {'S', 'P', 'X', '\0'};
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static const WCHAR NameSpxII[] = {'S', 'P', 'X', ' ', 'I', 'I', '\0'};
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static const WCHAR NameTcp[] = {'T', 'C', 'P', '/', 'I', 'P', '\0'};
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static const WCHAR NameUdp[] = {'U', 'D', 'P', '/', 'I', 'P', '\0'};
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/*****************************************************************************
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* WINSOCK_EnterSingleProtocol [internal]
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*
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* enters the protocol informations of one given protocol into the
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* given buffer. If the given buffer is too small only the required size for
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* the protocols are returned.
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*
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* RETURNS
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* The number of protocols entered into the buffer
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*
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* BUGS
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* - only implemented for IPX, SPX, SPXII, TCP, UDP
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* - there is no check that the operating system supports the returned
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* protocols
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*/
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static INT WINSOCK_EnterSingleProtocol( INT iProtocol, PROTOCOL_INFOA* lpBuffer,
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LPDWORD lpSize, BOOL unicode )
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{
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DWORD dwLength = 0, dwOldSize = *lpSize;
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INT iAnz = 1;
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const WCHAR* lpProtName = NULL;
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*lpSize = sizeof( PROTOCOL_INFOA);
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switch (iProtocol) {
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case WS_IPPROTO_TCP :
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dwLength = (unicode) ? sizeof(WCHAR) * (strlenW(NameTcp)+1) :
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WideCharToMultiByte( CP_ACP, 0, NameTcp, -1,
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NULL, 0, NULL, NULL);
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break;
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case WS_IPPROTO_UDP :
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dwLength = (unicode) ? sizeof(WCHAR) * (strlenW(NameUdp)+1) :
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WideCharToMultiByte( CP_ACP, 0, NameUdp, -1,
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NULL, 0, NULL, NULL);
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break;
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case NSPROTO_IPX :
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dwLength = (unicode) ? sizeof(WCHAR) * (strlenW(NameIpx)+1) :
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WideCharToMultiByte( CP_ACP, 0, NameIpx, -1,
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NULL, 0, NULL, NULL);
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break;
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case NSPROTO_SPX :
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dwLength = (unicode) ? sizeof(WCHAR) * (strlenW(NameSpx)+1) :
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WideCharToMultiByte( CP_ACP, 0, NameSpx, -1,
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NULL, 0, NULL, NULL);
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break;
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case NSPROTO_SPXII :
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dwLength = (unicode) ? sizeof(WCHAR) * (strlenW(NameSpxII)+1) :
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WideCharToMultiByte( CP_ACP, 0, NameSpxII, -1,
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NULL, 0, NULL, NULL);
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break;
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default:
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*lpSize = 0;
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if ((iProtocol == ISOPROTO_TP4) || (iProtocol == NSPROTO_SPX))
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FIXME("Protocol <%s> not implemented\n",
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(iProtocol == ISOPROTO_TP4) ? "ISOPROTO_TP4" : "NSPROTO_SPX");
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else
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FIXME("unknown Protocol <0x%08x>\n", iProtocol);
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break;
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}
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*lpSize += dwLength;
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if ( !lpBuffer || !*lpSize || (*lpSize > dwOldSize))
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return 0;
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memset( lpBuffer, 0, dwOldSize);
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lpBuffer->lpProtocol = (LPSTR) &lpBuffer[ iAnz];
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lpBuffer->iProtocol = iProtocol;
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switch (iProtocol) {
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case WS_IPPROTO_TCP :
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lpBuffer->dwServiceFlags = XP_FRAGMENTATION | XP_EXPEDITED_DATA |
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XP_GRACEFUL_CLOSE | XP_GUARANTEED_ORDER |
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XP_GUARANTEED_DELIVERY;
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lpBuffer->iAddressFamily = WS_AF_INET;
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lpBuffer->iMaxSockAddr = 0x10; /* NT4 SP5 */
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lpBuffer->iMinSockAddr = 0x10; /* NT4 SP5 */
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lpBuffer->iSocketType = WS_SOCK_STREAM;
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lpBuffer->dwMessageSize = 0;
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lpProtName = NameTcp;
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break;
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case WS_IPPROTO_UDP :
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lpBuffer->dwServiceFlags = XP_FRAGMENTATION | XP_SUPPORTS_BROADCAST |
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XP_SUPPORTS_MULTICAST | XP_MESSAGE_ORIENTED |
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XP_CONNECTIONLESS;
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lpBuffer->iAddressFamily = WS_AF_INET;
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lpBuffer->iMaxSockAddr = 0x10; /* NT4 SP5 */
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lpBuffer->iMinSockAddr = 0x10; /* NT4 SP5 */
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lpBuffer->iSocketType = WS_SOCK_DGRAM;
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lpBuffer->dwMessageSize = 65457; /* NT4 SP5 */
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lpProtName = NameUdp;
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break;
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case NSPROTO_IPX :
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lpBuffer->dwServiceFlags = XP_FRAGMENTATION | XP_SUPPORTS_BROADCAST |
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XP_SUPPORTS_MULTICAST | XP_MESSAGE_ORIENTED |
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XP_CONNECTIONLESS;
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lpBuffer->iAddressFamily = WS_AF_IPX;
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lpBuffer->iMaxSockAddr = 0x10; /* NT4 SP5 */
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lpBuffer->iMinSockAddr = 0x0e; /* NT4 SP5 */
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lpBuffer->iSocketType = WS_SOCK_DGRAM;
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lpBuffer->dwMessageSize = 576; /* NT4 SP5 */
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lpProtName = NameIpx;
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break;
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case NSPROTO_SPX :
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lpBuffer->dwServiceFlags = XP_FRAGMENTATION |
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XP_PSEUDO_STREAM | XP_MESSAGE_ORIENTED |
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XP_GUARANTEED_ORDER | XP_GUARANTEED_DELIVERY;
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lpBuffer->iAddressFamily = WS_AF_IPX;
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lpBuffer->iMaxSockAddr = 0x10; /* NT4 SP5 */
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lpBuffer->iMinSockAddr = 0x0e; /* NT4 SP5 */
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lpBuffer->iSocketType = 5;
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lpBuffer->dwMessageSize = -1; /* NT4 SP5 */
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lpProtName = NameSpx;
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break;
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case NSPROTO_SPXII :
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lpBuffer->dwServiceFlags = XP_FRAGMENTATION | XP_GRACEFUL_CLOSE |
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XP_PSEUDO_STREAM | XP_MESSAGE_ORIENTED |
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XP_GUARANTEED_ORDER | XP_GUARANTEED_DELIVERY;
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lpBuffer->iAddressFamily = WS_AF_IPX;
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lpBuffer->iMaxSockAddr = 0x10; /* NT4 SP5 */
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lpBuffer->iMinSockAddr = 0x0e; /* NT4 SP5 */
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lpBuffer->iSocketType = 5;
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lpBuffer->dwMessageSize = -1; /* NT4 SP5 */
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lpProtName = NameSpxII;
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break;
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}
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if (unicode)
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strcpyW( (LPWSTR)lpBuffer->lpProtocol, lpProtName);
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else
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WideCharToMultiByte( CP_ACP, 0, lpProtName, -1, lpBuffer->lpProtocol,
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dwOldSize - iAnz * sizeof( PROTOCOL_INFOA), NULL, NULL);
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return iAnz;
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}
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/*****************************************************************************
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* WINSOCK_EnumProtocol [internal]
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*
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* Enters the information about installed protocols into a given buffer
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*
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* RETURNS
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* SOCKET_ERROR if the buffer is to small for the requested protocol infos
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* on success the number of protocols inside the buffer
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*
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* NOTE
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* NT4SP5 does not return SPX if lpiProtocols == NULL
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*
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* BUGS
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* - NT4SP5 returns in addition these list of NETBIOS protocols
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* (address family 17), each entry two times one for socket type 2 and 5
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*
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* iProtocol lpProtocol
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* 0x80000000 \Device\NwlnkNb
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* 0xfffffffa \Device\NetBT_CBENT7
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* 0xfffffffb \Device\Nbf_CBENT7
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* 0xfffffffc \Device\NetBT_NdisWan5
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* 0xfffffffd \Device\NetBT_El9202
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* 0xfffffffe \Device\Nbf_El9202
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* 0xffffffff \Device\Nbf_NdisWan4
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*
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* - there is no check that the operating system supports the returned
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* protocols
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*/
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static INT WINSOCK_EnumProtocol( LPINT lpiProtocols, PROTOCOL_INFOA* lpBuffer,
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LPDWORD lpdwLength, BOOL unicode )
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{
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DWORD dwCurSize, dwOldSize = *lpdwLength, dwTemp;
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INT anz = 0, i;
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INT iLocal[] = { WS_IPPROTO_TCP, WS_IPPROTO_UDP, NSPROTO_IPX, NSPROTO_SPXII, 0};
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if (!lpiProtocols) lpiProtocols = iLocal;
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*lpdwLength = 0;
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while ( *lpiProtocols )
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{
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dwCurSize = 0;
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WINSOCK_EnterSingleProtocol( *lpiProtocols, NULL, &dwCurSize, unicode);
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if ( lpBuffer && dwCurSize && ((*lpdwLength + dwCurSize) <= dwOldSize))
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{ /* reserve the required space for the current protocol_info after the
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* last protocol_info before the start of the string buffer and adjust
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* the references into the string buffer
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*/
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memmove( &((char*)&lpBuffer[ anz])[dwCurSize],
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&lpBuffer[ anz],
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*lpdwLength - anz * sizeof( PROTOCOL_INFOA));
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for (i=0; i < anz; i++)
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lpBuffer[i].lpProtocol += dwCurSize;
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dwTemp = dwCurSize;
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anz += WINSOCK_EnterSingleProtocol( *lpiProtocols, &lpBuffer[anz],
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&dwTemp, unicode);
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}
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*lpdwLength += dwCurSize;
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lpiProtocols++;
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}
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if (dwOldSize < *lpdwLength) anz = SOCKET_ERROR;
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return anz;
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}
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/*****************************************************************************
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* WSAEnumProtocolsA [WSOCK32.1111]
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*
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* Retrieves information about specified set of active network protocols.
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*
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* PARAMS
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* lpiProtocols [I] Pointer to null-terminated array of protocol id's. NULL retrieves
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* information on all available protocols.
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* lpProtocolBuffer [I] Pointer to a buffer to be filled with PROTOCOL_INFO structures.
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* lpdwBufferLength [I/O] Pointer to a variable specifying buffer size. On output the variable
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* holds the number of bytes needed when the specified size is too small.
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*
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* RETURNS
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* Success: number of PROTOCOL_INFO structures in buffer.
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* Failure: SOCKET_ERROR
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*
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* NOTES
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* see function WINSOCK_EnumProtocol for BUGS
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*/
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INT WINAPI WSAEnumProtocolsA( LPINT lpiProtocols, LPWSAPROTOCOL_INFOA lpBuffer, LPDWORD lpdwLength )
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{
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return WINSOCK_EnumProtocol( lpiProtocols, (PROTOCOL_INFOA *)lpBuffer, lpdwLength, FALSE );
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}
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/*****************************************************************************
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* WSAEnumProtocolsW [WSOCK32.1112]
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*
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* see function WSAEnumProtocolsA
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*/
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INT WINAPI WSAEnumProtocolsW( LPINT lpiProtocols, LPWSAPROTOCOL_INFOW lpBuffer, LPDWORD lpdwLength )
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{
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return WINSOCK_EnumProtocol( lpiProtocols, (PROTOCOL_INFOA *)lpBuffer, lpdwLength, TRUE );
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}
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