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https://github.com/reactos/wine.git
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167 lines
5.7 KiB
C
167 lines
5.7 KiB
C
/*
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* VNBT VxD implementation
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*
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* Copyright 2003 Juan Lang
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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 "windef.h"
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#include "winbase.h"
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#include "iphlpapi.h"
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#include "winsock2.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(vxd);
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#ifndef INADDR_NONE
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#define INADDR_NONE ~0UL
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#endif
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typedef struct _nbtInfo
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{
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DWORD ip;
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DWORD winsPrimary;
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DWORD winsSecondary;
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DWORD dnsPrimary;
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DWORD dnsSecondary;
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DWORD unk0;
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} nbtInfo;
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#define MAX_NBT_ENTRIES 7
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typedef struct _nbtTable
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{
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DWORD numEntries;
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nbtInfo table[MAX_NBT_ENTRIES];
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UCHAR pad[6];
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WORD nodeType;
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WORD scopeLen;
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char scope[254];
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} nbtTable;
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/***********************************************************************
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* DeviceIoControl (VNB.VXD.@)
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*/
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BOOL WINAPI VNBT_DeviceIoControl(DWORD dwIoControlCode,
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LPVOID lpvInBuffer, DWORD cbInBuffer,
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LPVOID lpvOutBuffer, DWORD cbOutBuffer,
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LPDWORD lpcbBytesReturned,
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LPOVERLAPPED lpOverlapped)
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{
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DWORD error;
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switch (dwIoControlCode)
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{
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case 116:
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if (lpcbBytesReturned)
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*lpcbBytesReturned = sizeof(nbtTable);
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if (!lpvOutBuffer || cbOutBuffer < sizeof(nbtTable))
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error = ERROR_BUFFER_OVERFLOW;
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else
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{
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nbtTable *info = (nbtTable *)lpvOutBuffer;
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DWORD size = 0;
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memset(info, 0, sizeof(nbtTable));
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error = GetNetworkParams(NULL, &size);
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if (ERROR_BUFFER_OVERFLOW == error)
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{
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PFIXED_INFO fixedInfo = HeapAlloc( GetProcessHeap(), 0, size);
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error = GetNetworkParams(fixedInfo, &size);
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if (NO_ERROR == error)
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{
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info->nodeType = (WORD)fixedInfo->NodeType;
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info->scopeLen = min(strlen(fixedInfo->ScopeId) + 1,
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sizeof(info->scope) - 2);
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memcpy(info->scope + 1, fixedInfo->ScopeId,
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info->scopeLen);
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info->scope[info->scopeLen + 1] = '\0';
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{
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/* convert into L2-encoded version */
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char *ptr, *lenPtr;
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for (ptr = info->scope + 1; *ptr &&
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ptr - info->scope < sizeof(info->scope); )
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{
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for (lenPtr = ptr - 1, *lenPtr = 0;
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*ptr && *ptr != '.' &&
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ptr - info->scope < sizeof(info->scope);
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ptr++)
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*lenPtr += 1;
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ptr++;
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}
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}
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/* could set DNS servers here too, but since
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* ipconfig.exe and winipcfg.exe read these from the
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* registry, there's no point */
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}
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HeapFree(GetProcessHeap(), 0, fixedInfo);
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}
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size = 0;
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error = GetAdaptersInfo(NULL, &size);
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if (ERROR_BUFFER_OVERFLOW == error)
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{
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PIP_ADAPTER_INFO adapterInfo = HeapAlloc(GetProcessHeap(), 0, size);
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error = GetAdaptersInfo(adapterInfo, &size);
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if (NO_ERROR == error)
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{
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PIP_ADAPTER_INFO ptr = adapterInfo;
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for (ptr = adapterInfo; ptr && info->numEntries <
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MAX_NBT_ENTRIES; ptr = ptr->Next)
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{
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unsigned long addr;
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addr = inet_addr(ptr->IpAddressList.IpAddress.String);
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if (addr != 0 && addr != INADDR_NONE)
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info->table[info->numEntries].ip = ntohl(addr);
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addr = inet_addr(ptr->PrimaryWinsServer.IpAddress.String);
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if (addr != 0 && addr != INADDR_NONE)
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info->table[info->numEntries].winsPrimary = ntohl(addr);
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addr = inet_addr(ptr->SecondaryWinsServer.IpAddress.String);
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if (addr != 0 && addr != INADDR_NONE)
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info->table[info->numEntries].winsSecondary = ntohl(addr);
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info->numEntries++;
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}
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}
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HeapFree(GetProcessHeap(), 0, adapterInfo);
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}
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}
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break;
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case 119:
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/* nbtstat.exe uses this, but the return seems to be a bunch of
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* pointers, so it's not so easy to reverse engineer. Fall through
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* to unimplemented...
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*/
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default:
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FIXME( "Unimplemented control %ld for VxD device VNB\n",
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dwIoControlCode );
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error = ERROR_NOT_SUPPORTED;
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break;
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}
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if (error)
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SetLastError(error);
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return error == NO_ERROR;
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}
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