235 lines
8.8 KiB
C
235 lines
8.8 KiB
C
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/*******************************************************************/
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/* Copyright(c) 1993 Microsoft Corporation */
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/*******************************************************************/
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//***
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//
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// Filename: registry.c
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//
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// Description: routines for reading the registry configuration
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//
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// Author: Stefan Solomon (stefans) October 30, 1995.
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//
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// Revision History:
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//
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// Nov 5th 1996 Ram Cherala (ramc) Changed default value of
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// EnableUnnumberedWanLinks to 0
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// because there is no UI to disable it.
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//
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//***
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#include "precomp.h"
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#pragma hdrstop
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BOOL bAssignSpecificNode = FALSE;
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DWORD LastNodeAssigned; // Don't initialize so it will be random
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//
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//*** IPXCP Registry Parameters ***
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IPXCP_GLOBAL_CONFIG_PARAMS GlobalConfig =
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{
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{0,0,0, {0,0,0,0}}, // RParams
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1, // SingleClientDialout
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0, // FirstWanNet
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0, // WanNetPoolSize
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{0,0,0}, // WanNetPoolStr;
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1, // EnableUnnumberedWanLinks;
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1, // EnableAutoWanNetAllocation;
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0, // EnableCompressionProtocol;
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0, // EnableIpxwanForWorkstationDialout;
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0, // AcceptRemoteNodeNumber;
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0, // DebugLog;
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{0,0,0,0,0,0} // The specific wan node
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};
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// Returns a 1 byte value representing 2 hex digits
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UCHAR GetHexValue (PWCHAR pszDigits) {
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DWORD dw1, dw2;
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if ((pszDigits[0] >= L'0') && (pszDigits[0] <= L'9'))
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dw1 = (pszDigits[0] - L'0');
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else if ((pszDigits[0] >= L'A') && (pszDigits[0] <= L'D'))
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dw1 = (pszDigits[0] - L'A') + 10;
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else
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dw1 = 0;
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if ((pszDigits[1] >= L'0') && (pszDigits[1] <= L'9'))
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dw2 = (pszDigits[1] - L'0');
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else if ((pszDigits[1] >= L'A') && (pszDigits[1] <= L'D'))
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dw2 = (pszDigits[1] - L'A') + 10;
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else
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dw2 = 0;
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return (UCHAR) (16 * dw1 + dw2);
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}
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// Assigns the first wan node as stored in pUniStrSrc and returns TRUE if this
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// node is non zero.
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BOOL CopyWanNode (PUCHAR puDst, UNICODE_STRING * pUniStrSrc) {
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PWCHAR pBuf = pUniStrSrc->Buffer;
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DWORD i;
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if ((!pBuf) || (pUniStrSrc->Length == 0)) {
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memset (puDst, 0, 6);
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return FALSE;
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}
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// Convert the unicode string to uppercase
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_wcsupr(pBuf);
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puDst[0] = GetHexValue(&pBuf[0]);
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puDst[1] = GetHexValue(&pBuf[2]);
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puDst[2] = GetHexValue(&pBuf[4]);
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puDst[3] = GetHexValue(&pBuf[6]);
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puDst[4] = GetHexValue(&pBuf[8]);
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puDst[5] = GetHexValue(&pBuf[10]);
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return TRUE;
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}
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//***
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//
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// Function: GetIpxCpParameters
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//
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// Descr: Reads the parameters from the registry and sets them
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//
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//***
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VOID
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GetIpxCpParameters(PIPXCP_GLOBAL_CONFIG_PARAMS pConfig)
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{
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NTSTATUS Status;
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PWSTR IpxRouterParametersPath = L"RemoteAccess\\Parameters\\Ipx";
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RTL_QUERY_REGISTRY_TABLE paramTable[14]; // table size = nr of params + 1
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DWORD InvalidNetworkAccessValue = 987654,
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AllowNetworkAccess = InvalidNetworkAccessValue;
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WCHAR pszFirstWanNode[12] = {0,0,0,0,0,0,0,0,0,0,0,0};
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UNICODE_STRING UniStrFirstWanNode = {0, 0, NULL};
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RtlZeroMemory(¶mTable[0], sizeof(paramTable));
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RtlInitUnicodeString (&(pConfig->WanNetPoolStr), NULL);
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paramTable[0].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[0].Name = L"FirstWanNet";
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paramTable[0].EntryContext = &(pConfig->FirstWanNet);
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paramTable[0].DefaultType = REG_DWORD;
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paramTable[0].DefaultData = &(pConfig->FirstWanNet);
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paramTable[0].DefaultLength = sizeof(ULONG);
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paramTable[1].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[1].Name = L"WanNetPoolSize";
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paramTable[1].EntryContext = &(pConfig->WanNetPoolSize);
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paramTable[1].DefaultType = REG_DWORD;
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paramTable[1].DefaultData = &(pConfig->WanNetPoolSize);
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paramTable[1].DefaultLength = sizeof(ULONG);
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paramTable[2].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[2].Name = L"EnableUnnumberedWanLinks";
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paramTable[2].EntryContext = &(pConfig->EnableUnnumberedWanLinks);
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paramTable[2].DefaultType = REG_DWORD;
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paramTable[2].DefaultData = &(pConfig->EnableUnnumberedWanLinks);
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paramTable[2].DefaultLength = sizeof(ULONG);
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paramTable[3].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[3].Name = L"GlobalWanNet";
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paramTable[3].EntryContext = &(pConfig->RParams.EnableGlobalWanNet);
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paramTable[3].DefaultType = REG_DWORD;
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paramTable[3].DefaultData = &(pConfig->RParams.EnableGlobalWanNet);
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paramTable[3].DefaultLength = sizeof(ULONG);
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paramTable[4].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[4].Name = L"AutoWanNetAllocation";
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paramTable[4].EntryContext = &(pConfig->EnableAutoWanNetAllocation);
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paramTable[4].DefaultType = REG_DWORD;
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paramTable[4].DefaultData = &(pConfig->EnableAutoWanNetAllocation);
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paramTable[4].DefaultLength = sizeof(ULONG);
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paramTable[5].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[5].Name = L"DebugLog";
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paramTable[5].EntryContext = &(pConfig->DebugLog);
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paramTable[5].DefaultType = REG_DWORD;
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paramTable[5].DefaultData = &(pConfig->DebugLog);
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paramTable[5].DefaultLength = sizeof(ULONG);
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paramTable[6].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[6].Name = L"EnableCompressionProtocol";
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paramTable[6].EntryContext = &(pConfig->EnableCompressionProtocol);
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paramTable[6].DefaultType = REG_DWORD;
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paramTable[6].DefaultData = &(pConfig->EnableCompressionProtocol);
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paramTable[6].DefaultLength = sizeof(ULONG);
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paramTable[7].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[7].Name = L"SingleClientDialout";
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paramTable[7].EntryContext = &(pConfig->SingleClientDialout);
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paramTable[7].DefaultType = REG_DWORD;
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paramTable[7].DefaultData = &(pConfig->SingleClientDialout);
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paramTable[7].DefaultLength = sizeof(ULONG);
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paramTable[8].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[8].Name = L"AllowNetworkAccess";
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paramTable[8].EntryContext = &AllowNetworkAccess;
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paramTable[8].DefaultType = REG_DWORD;
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paramTable[8].DefaultData = &AllowNetworkAccess;
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paramTable[8].DefaultLength = sizeof(ULONG);
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paramTable[9].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[9].Name = L"EnableIpxwanForWorkstationDialout";
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paramTable[9].EntryContext = &(pConfig->EnableIpxwanForWorkstationDialout);
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paramTable[9].DefaultType = REG_DWORD;
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paramTable[9].DefaultData = &(pConfig->EnableIpxwanForWorkstationDialout);
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paramTable[9].DefaultLength = sizeof(ULONG);
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paramTable[10].Flags = RTL_QUERY_REGISTRY_DIRECT;
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paramTable[10].Name = L"AcceptRemoteNodeNumber";
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paramTable[10].EntryContext = &(pConfig->AcceptRemoteNodeNumber);
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paramTable[10].DefaultType = REG_DWORD;
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paramTable[10].DefaultData = &(pConfig->AcceptRemoteNodeNumber);
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paramTable[10].DefaultLength = sizeof(ULONG);
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paramTable[11].Flags = RTL_QUERY_REGISTRY_DIRECT|RTL_QUERY_REGISTRY_NOEXPAND;
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paramTable[11].Name = L"WanNetPool";
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paramTable[11].EntryContext = &(pConfig->WanNetPoolStr);
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paramTable[11].DefaultType = REG_MULTI_SZ;
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paramTable[11].DefaultData = &(pConfig->WanNetPoolStr);
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paramTable[11].DefaultLength = 0;
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paramTable[12].Flags = RTL_QUERY_REGISTRY_DIRECT|RTL_QUERY_REGISTRY_NOEXPAND;
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paramTable[12].Name = L"FirstWanNode";
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paramTable[12].EntryContext = &UniStrFirstWanNode;
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paramTable[12].DefaultType = REG_SZ;
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paramTable[12].DefaultData = &UniStrFirstWanNode;
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paramTable[12].DefaultLength = 0;
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Status = RtlQueryRegistryValues(
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RTL_REGISTRY_SERVICES,
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IpxRouterParametersPath,
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paramTable,
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NULL,
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NULL);
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// The registry parameter "ThisMachineOnly" was replaced
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// with the parameter "AllowNetworkAddress" whose semantics
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// are the inverse. If a new value was assigned to
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// AllowNetworkAccess, assign its inverse to pConfig->RParams.ThisMachineOnly
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// here.
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if (AllowNetworkAccess != InvalidNetworkAccessValue)
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pConfig->RParams.ThisMachineOnly = !AllowNetworkAccess;
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// Find out if a specific node number has been provided
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// in the registry.
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bAssignSpecificNode = CopyWanNode (pConfig->puSpecificNode, &UniStrFirstWanNode);
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if (bAssignSpecificNode) {
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GETLONG2ULONG(&LastNodeAssigned,&(pConfig->puSpecificNode[2]));
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//TraceIpx(OPTIONS_TRACE, "GetIpxCpParameters: FirstWanNode: %.2x%.2x%.2x%.2x%.2x%.2x LastNodeAssigned= %x",
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//pConfig->puSpecificNode[0],
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//pConfig->puSpecificNode[1],
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//pConfig->puSpecificNode[2],
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//pConfig->puSpecificNode[3],
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//pConfig->puSpecificNode[4],
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//pConfig->puSpecificNode[5],
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//LastNodeAssigned);
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}
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}
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