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175 lines
4.2 KiB
175 lines
4.2 KiB
// Copyright (c) 2000, Microsoft Corporation, all rights reserved
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//
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// main.c
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// RAS PPPoE mini-port/call-manager driver
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// Main routine (DriverEntry) and global data definitions
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//
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// 01/26/2000 Hakan BERK
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//
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#include <ntddk.h>
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#include <ndis.h>
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#include <ndiswan.h>
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#include <ndistapi.h>
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#include "debug.h"
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#include "timer.h"
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#include "bpool.h"
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#include "ppool.h"
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#include "util.h"
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#include "packet.h"
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#include "protocol.h"
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#include "miniport.h"
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#include "packet.h"
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//-----------------------------------------------------------------------------
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// Global Variables
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//-----------------------------------------------------------------------------
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NDIS_HANDLE gl_NdisWrapperHandle = NULL;
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NDIS_HANDLE gl_NdisProtocolHandle = NULL;
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//
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// Lookaside list for work items
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//
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NPAGED_LOOKASIDE_LIST gl_llistWorkItems;
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//-----------------------------------------------------------------------------
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// Local prototypes
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//-----------------------------------------------------------------------------
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NTSTATUS
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath );
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//
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// Mark routine to be unloaded after initialization.
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//
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#pragma NDIS_INIT_FUNCTION(DriverEntry)
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VOID
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DriverUnload(
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IN PDRIVER_OBJECT DriverObject
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);
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//-----------------------------------------------------------------------------
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// Routines
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//-----------------------------------------------------------------------------
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NTSTATUS
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath )
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/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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Functional Description:
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The DriverEntry routine is the main entry point for the driver.
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It is responsible for the initializing the Miniport wrapper and
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registering the driver with the Miniport wrapper.
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Parameters:
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DriverObject _ Pointer to driver object created by the system.
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RegistryPath _ Pointer to registery path name used to read registry
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parameters.
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Return Values:
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STATUS_SUCCESS
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STATUS_UNSUCCESSFUL
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---------------------------------------------------------------------------*/
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{
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NTSTATUS ntStatus;
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NDIS_STATUS status;
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TRACE( TL_N, TM_Mn, ( "+DriverEntry" ) );
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do
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{
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//
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// Register miniport
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//
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status = MpRegisterMiniport( DriverObject, RegistryPath, &gl_NdisWrapperHandle );
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if (status != NDIS_STATUS_SUCCESS)
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{
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TRACE( TL_A, TM_Mn, ( "MpRegisterMiniport=$%x", status ) );
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break;
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}
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//
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// Register protocol
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//
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status = PrRegisterProtocol( DriverObject, RegistryPath, &gl_NdisProtocolHandle );
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if (status != NDIS_STATUS_SUCCESS)
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{
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TRACE( TL_A, TM_Mn, ( "PrRegisterProtocol=$%x", status ) );
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break;
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}
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//
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// Set driver object's unload function
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//
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NdisMRegisterUnloadHandler( gl_NdisWrapperHandle, DriverUnload );
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//
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// Initialize the lookaside list for bindings
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//
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InitializeWorkItemLookasideList( &gl_llistWorkItems,
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MTAG_LLIST_WORKITEMS );
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} while ( FALSE );
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if ( status == NDIS_STATUS_SUCCESS )
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{
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ntStatus = STATUS_SUCCESS;
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}
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else
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{
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if(NULL != gl_NdisWrapperHandle)
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{
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NdisTerminateWrapper(gl_NdisWrapperHandle, NULL);
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gl_NdisWrapperHandle = NULL;
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}
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ntStatus = STATUS_UNSUCCESSFUL;
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}
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TRACE( TL_N, TM_Mn, ( "-DriverEntry=$%x",ntStatus ) );
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return ntStatus;
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}
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VOID
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DriverUnload(
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IN PDRIVER_OBJECT DriverObject
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)
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{
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NDIS_STATUS Status;
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TRACE( TL_N, TM_Mn, ( "+DriverUnload" ) );
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//
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// First deregister the protocol
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//
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NdisDeregisterProtocol( &Status, gl_NdisProtocolHandle );
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//
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// Clean up the protocol resources before driver unloads
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//
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PrUnload();
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NdisDeleteNPagedLookasideList( &gl_llistWorkItems );
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TRACE( TL_N, TM_Mn, ( "-DriverUnload" ) );
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}
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