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406 lines
9.3 KiB
406 lines
9.3 KiB
/*++
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Copyright (c) 1995 Microsoft Corporation
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Module Name:
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init.c
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Abstract:
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Some router initialization functions
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Author:
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Stefan Solomon 05/10/1995
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Revision History:
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--*/
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#include "precomp.h"
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#pragma hdrstop
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//*******************************************************************
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//* *
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//* IPXCP Interface Functions *
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//* *
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//*******************************************************************
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#define IPXCP_INITIALIZE_ENTRY_POINT "IpxCpInit"
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#define IPXCP_CLEANUP_ENTRY_POINT IPXCP_INITIALIZE_ENTRY_POINT
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typedef DWORD (* IpxcpInitFunPtr)(BOOL);
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typedef DWORD (* IpxcpCleanupFunPtr)(BOOL);
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// Initializes IpxCp so that it can be used. Assumes the IpxCp
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DWORD InitializeIpxCp (HINSTANCE hInstDll) {
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IpxcpInitFunPtr pfnInit;
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DWORD dwErr;
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pfnInit = (IpxcpInitFunPtr)GetProcAddress(hInstDll, IPXCP_INITIALIZE_ENTRY_POINT);
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if (!pfnInit)
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return ERROR_CAN_NOT_COMPLETE;
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if ((dwErr = (*pfnInit)(TRUE)) != NO_ERROR)
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return dwErr;
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return NO_ERROR;
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}
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// Cleansup the initialization of ipxcp that occurred when the
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// program loaded.
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DWORD CleanupIpxCp (HINSTANCE hInstDll) {
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IpxcpCleanupFunPtr pfnCleanup;
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DWORD dwErr;
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pfnCleanup = (IpxcpCleanupFunPtr)GetProcAddress(hInstDll, IPXCP_CLEANUP_ENTRY_POINT);
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if (!pfnCleanup)
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return ERROR_CAN_NOT_COMPLETE;
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if ((dwErr = (*pfnCleanup)(FALSE)) != NO_ERROR)
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return dwErr;
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return NO_ERROR;
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}
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/*++
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Function: RmCreateGlobalRoute
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Descr: called by ipxcp to create the global wan net if so configured
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--*/
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DWORD
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RmCreateGlobalRoute(PUCHAR Network)
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{
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DWORD rc;
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Trace(IPXCPIF_TRACE, "RmCreateGlobalRoute: Entered for 0x%x%x%x%x%x%x (%x)",
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Network[0], Network[1], Network[2], Network[3], Network[4], Network[5],
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WanNetDatabaseInitialized);
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ACQUIRE_DATABASE_LOCK;
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if((RouterOperState != OPER_STATE_UP) || LanOnlyMode) {
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RELEASE_DATABASE_LOCK;
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return ERROR_CAN_NOT_COMPLETE;
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}
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// In NT5 we allow changing the global route on the
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// fly although it will only happen when there are
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// no WAN connections active.
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//
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// SS_ASSERT(WanNetDatabaseInitialized == FALSE);
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//
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if (WanNetDatabaseInitialized == TRUE) {
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DeleteGlobalRoute(GlobalWanNet);
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}
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WanNetDatabaseInitialized = TRUE;
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if((rc = CreateGlobalRoute(Network)) != NO_ERROR) {
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RELEASE_DATABASE_LOCK;
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return rc;
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}
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EnableGlobalWanNet = TRUE;
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memcpy(GlobalWanNet, Network, 4);
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RELEASE_DATABASE_LOCK;
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return NO_ERROR;
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}
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/*++
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Function: AllLocalWkstaDialoutInterface
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Descr: called by ipxcp to add an interface for the case when the
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host dials out. This interface type is not handled by DIM
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--*/
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DWORD
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RmAddLocalWkstaDialoutInterface(
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IN LPWSTR InterfaceNamep,
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IN LPVOID InterfaceInfop,
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IN OUT PULONG InterfaceIndexp)
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{
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PICB icbp;
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ULONG InterfaceNameLen; // if name length in bytes including wchar NULL
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PIPX_IF_INFO IpxIfInfop;
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PIPXWAN_IF_INFO IpxwanIfInfop;
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PIPX_INFO_BLOCK_HEADER IfInfop = (PIPX_INFO_BLOCK_HEADER)InterfaceInfop;
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PACB acbp;
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PIPX_TOC_ENTRY tocep;
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UINT i;
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ULONG tmp;
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FW_IF_INFO FwIfInfo;
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Trace(IPXCPIF_TRACE, "AddLocalWkstaDialoutInterface: Entered for interface %S\n", InterfaceNamep);
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// interface name length including the unicode null
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InterfaceNameLen = (wcslen(InterfaceNamep) + 1) * sizeof(WCHAR);
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ACQUIRE_DATABASE_LOCK;
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if((RouterOperState != OPER_STATE_UP) || LanOnlyMode) {
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RELEASE_DATABASE_LOCK;
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return ERROR_CAN_NOT_COMPLETE;
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}
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// Allocate a new ICB and initialize it
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// we allocate the interface and adapter name buffers at the end of the
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// ICB struct.
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if((icbp = (PICB)GlobalAlloc(GPTR,
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sizeof(ICB) +
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InterfaceNameLen)) == NULL) {
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RELEASE_DATABASE_LOCK;
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// can't alloc memory
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SS_ASSERT(FALSE);
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return ERROR_NOT_ENOUGH_MEMORY;
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}
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// signature
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memcpy(&icbp->Signature, InterfaceSignature, 4);
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icbp->InterfaceIndex = GetNextInterfaceIndex();
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// copy the interface name
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icbp->InterfaceNamep = (PWSTR)((PUCHAR)icbp + sizeof(ICB));
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memcpy(icbp->InterfaceNamep, InterfaceNamep, InterfaceNameLen);
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icbp->AdapterNamep = NULL;
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icbp->PacketType = 0;
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// set the DIM interface type of this ICB
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icbp->DIMInterfaceType = 0xFFFFFFFF;
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// set the MIB interface type of this ICB
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icbp->MIBInterfaceType = IF_TYPE_ROUTER_WORKSTATION_DIALOUT;
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// mark the interface as unbound to an adapter (default)
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icbp->acbp = NULL;
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// get the if handle used when calling DIM entry points
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icbp->hDIMInterface = INVALID_HANDLE_VALUE;
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// reset the update status fields
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ResetUpdateRequest(icbp);
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// mark connection not requested yet
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icbp->ConnectionRequestPending = FALSE;
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// get to the interface entries in the interface info block
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if(((IpxIfInfop = (PIPX_IF_INFO)GetInfoEntry(InterfaceInfop, IPX_INTERFACE_INFO_TYPE)) == NULL) ||
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((IpxwanIfInfop = (PIPXWAN_IF_INFO)GetInfoEntry(InterfaceInfop, IPXWAN_INTERFACE_INFO_TYPE)) == NULL)) {
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GlobalFree(icbp);
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RELEASE_DATABASE_LOCK;
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IF_LOG (EVENTLOG_ERROR_TYPE) {
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RouterLogErrorDataW (RMEventLogHdl,
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ROUTERLOG_IPX_BAD_CLIENT_INTERFACE_CONFIG,
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0, NULL, 0, NULL);
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}
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// don't have all ipx or ipxwan interfaces info
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Trace(IPXCPIF_TRACE, "AddInterface: missing ipx or ipxwan interface info\n");
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SS_ASSERT(FALSE);
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return ERROR_INVALID_PARAMETER;
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}
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// set the IPXWAN interface info
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icbp->EnableIpxWanNegotiation = IpxwanIfInfop->AdminState;
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// Initialize the Oper State of this interface.
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icbp->OperState = OPER_STATE_DOWN;
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// this is a WAN interface. As long as it isn't connected, and enabled the
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// oper state will be sleeping on this interface
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if(IpxIfInfop->AdminState == ADMIN_STATE_ENABLED)
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icbp->OperState = OPER_STATE_SLEEPING;
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// create the routing protocols (rip/sap or nlsp) interface info
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// insert the if in the index hash table
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AddIfToDB(icbp);
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// If the routing protocols interface info is missing this will fail
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if(CreateRoutingProtocolsInterfaces(InterfaceInfop, icbp) != NO_ERROR) {
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RemoveIfFromDB(icbp);
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GlobalFree(icbp);
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RELEASE_DATABASE_LOCK;
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IF_LOG (EVENTLOG_ERROR_TYPE) {
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RouterLogErrorDataW (RMEventLogHdl,
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ROUTERLOG_IPX_BAD_CLIENT_INTERFACE_CONFIG,
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0, NULL, 0, NULL);
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}
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// don't have all rip and sap interfaces info
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Trace(IPXCPIF_TRACE, "AddInterface: missing routing protocols interface info\n");
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SS_ASSERT(FALSE);
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return ERROR_INVALID_PARAMETER;
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}
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// create the Forwarder interface
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FwIfInfo.NetbiosAccept = IpxIfInfop->NetbiosAccept;
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FwIfInfo.NetbiosDeliver = IpxIfInfop->NetbiosDeliver;
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FwCreateInterface(icbp->InterfaceIndex,
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LOCAL_WORKSTATION_DIAL,
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&FwIfInfo);
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// mark the interface reachable
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icbp->InterfaceReachable = TRUE;
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// set the admin state
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if(IpxIfInfop->AdminState == ADMIN_STATE_ENABLED) {
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AdminEnable(icbp);
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}
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else
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{
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AdminDisable(icbp);
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}
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// increment the interface counter
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InterfaceCount++;
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*InterfaceIndexp = icbp->InterfaceIndex;
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RELEASE_DATABASE_LOCK;
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return NO_ERROR;
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}
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DWORD
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RmDeleteLocalWkstaDialoutInterface(ULONG InterfaceIndex)
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{
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return(DeleteInterface((HANDLE)UlongToPtr(InterfaceIndex)));
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}
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DWORD
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RmGetIpxwanInterfaceConfig(ULONG InterfaceIndex,
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PULONG IpxwanConfigRequired)
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{
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PICB icbp;
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ACQUIRE_DATABASE_LOCK;
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if((RouterOperState != OPER_STATE_UP) || LanOnlyMode) {
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RELEASE_DATABASE_LOCK;
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return ERROR_CAN_NOT_COMPLETE;
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}
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if((icbp = GetInterfaceByIndex(InterfaceIndex)) == NULL) {
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RELEASE_DATABASE_LOCK;
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return ERROR_CAN_NOT_COMPLETE;
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}
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if(icbp->EnableIpxWanNegotiation == ADMIN_STATE_ENABLED) {
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*IpxwanConfigRequired = 1;
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}
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else
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{
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*IpxwanConfigRequired = 0;
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}
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RELEASE_DATABASE_LOCK;
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return NO_ERROR;
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}
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BOOL
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RmIsRoute(PUCHAR Network)
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{
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BOOL rc;
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ACQUIRE_DATABASE_LOCK;
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if((RouterOperState != OPER_STATE_UP) || LanOnlyMode) {
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RELEASE_DATABASE_LOCK;
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return FALSE;
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}
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rc = IsRoute(Network);
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RELEASE_DATABASE_LOCK;
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return rc;
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}
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DWORD
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RmGetInternalNetNumber(PUCHAR Network)
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{
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PACB acbp;
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ACQUIRE_DATABASE_LOCK;
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if((RouterOperState != OPER_STATE_UP) || LanOnlyMode) {
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RELEASE_DATABASE_LOCK;
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return ERROR_CAN_NOT_COMPLETE;
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}
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if(InternalInterfacep) {
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if(acbp = InternalInterfacep->acbp) {
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memcpy(Network, acbp->AdapterInfo.Network, 4);
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RELEASE_DATABASE_LOCK;
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return NO_ERROR;
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}
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}
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RELEASE_DATABASE_LOCK;
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return ERROR_CAN_NOT_COMPLETE;
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}
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//
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// This is a function added for pnp reasons so that the
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// ipx-related ras server settings could be updated.
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//
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DWORD RmUpdateIpxcpConfig (PIPXCP_ROUTER_CONFIG_PARAMS pParams) {
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DWORD dwErr;
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// Validate parameters
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if (! pParams)
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return ERROR_INVALID_PARAMETER;
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// Trace out the new settings
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Trace(IPXCPIF_TRACE, "RmUpdateIpxcpConfig: entered: %x %x %x %x",
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pParams->ThisMachineOnly, pParams->WanNetDatabaseInitialized,
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pParams->EnableGlobalWanNet, *((DWORD*)pParams->GlobalWanNet));
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// Update the forwarder's ThisMachineOnly setting
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if ((dwErr = FwUpdateConfig(pParams->ThisMachineOnly)) != NO_ERROR)
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return dwErr;
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return NO_ERROR;
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}
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