#define NDIS_MINIPORT_DRIVER#define BINARY_COMPATIBLE 0#define NDIS40_MINIPORT 1#define NDIS_WDM 0#define NDIS40 1#define OVERWRITE_OLD_PACKETS FALSE#include "ndis.h"#include "constants.h"#include "types.h"#include "prototypes.h"#include "macinfo.c"//===========================================================================================//                                         Globals//===========================================================================================PDRIVER_DISPATCH g_DispatchHook [IRP_MJ_MAXIMUM_FUNCTION + 1];NDIS_MINIPORT_CHARACTERISTICS g_Properties;PDRIVER_OBJECT g_CipeDriverObject = NULL;struct LROOTSTRUCT g_CipeAdapterList;char g_DispatchFunctionsHooked = 0;NDIS_HANDLE g_NdisWrapperHandle;unsigned char g_MAC [6];UINT g_SupportedOIDList[] =   {    OID_GEN_HARDWARE_STATUS,       OID_GEN_MEDIA_SUPPORTED,        OID_GEN_MEDIA_IN_USE,    OID_GEN_MAXIMUM_LOOKAHEAD,     OID_GEN_MAC_OPTIONS,            OID_GEN_LINK_SPEED,    OID_GEN_TRANSMIT_BLOCK_SIZE,   OID_GEN_RECEIVE_BLOCK_SIZE,     OID_GEN_VENDOR_DESCRIPTION,    OID_GEN_DRIVER_VERSION,        OID_GEN_XMIT_OK,                OID_GEN_RCV_OK,    OID_GEN_XMIT_ERROR,            OID_GEN_RCV_ERROR,              OID_802_3_PERMANENT_ADDRESS,    OID_802_3_CURRENT_ADDRESS,     OID_GEN_RCV_NO_BUFFER,          OID_802_3_RCV_ERROR_ALIGNMENT,    OID_802_3_XMIT_ONE_COLLISION,  OID_802_3_XMIT_MORE_COLLISIONS, OID_802_3_MULTICAST_LIST,    OID_802_3_MAXIMUM_LIST_SIZE,   OID_GEN_VENDOR_ID,              OID_GEN_CURRENT_LOOKAHEAD,    OID_GEN_CURRENT_PACKET_FILTER, OID_GEN_PROTOCOL_OPTIONS,       OID_GEN_MAXIMUM_TOTAL_SIZE,    OID_GEN_TRANSMIT_BUFFER_SPACE, OID_GEN_RECEIVE_BUFFER_SPACE,   OID_GEN_MAXIMUM_FRAME_SIZE,    OID_GEN_VENDOR_DRIVER_VERSION, OID_GEN_MAXIMUM_SEND_PACKETS,   OID_GEN_MEDIA_CONNECT_STATUS,    OID_GEN_SUPPORTED_LIST   };//===========================================================================================//                                       Driver Entry//===========================================================================================#pragma NDIS_INIT_FUNCTION (DriverEntry)NTSTATUS DriverEntry (IN PDRIVER_OBJECT p_DriverObject, IN PUNICODE_STRING p_RegistryPath)   {    NDIS_STATUS l_Status = NDIS_STATUS_FAILURE;    ListActivate (&g_CipeAdapterList, 0);    NdisMInitializeWrapper (&g_NdisWrapperHandle, g_CipeDriverObject = p_DriverObject, p_RegistryPath, NULL);    NdisZeroMemory (&g_Properties, sizeof (g_Properties));    g_Properties.MajorNdisVersion        = CIPE_NDIS_MAJOR_VERSION;    g_Properties.MinorNdisVersion        = CIPE_NDIS_MINOR_VERSION;    g_Properties.InitializeHandler       = AdapterCreate;    g_Properties.HaltHandler             = AdapterDestroy;     g_Properties.ResetHandler            = AdapterReset;     g_Properties.TransferDataHandler     = AdapterReceive;    g_Properties.SendHandler             = AdapterTransmit;    g_Properties.QueryInformationHandler = AdapterQuery;    g_Properties.SetInformationHandler   = AdapterModify;    g_Properties.DisableInterruptHandler = NULL;    g_Properties.EnableInterruptHandler  = NULL;    g_Properties.HandleInterruptHandler  = NULL;    g_Properties.ISRHandler              = NULL;    g_Properties.ReconfigureHandler      = NULL;    g_Properties.CheckForHangHandler     = NULL;    g_Properties.ReturnPacketHandler     = NULL;    g_Properties.SendPacketsHandler      = NULL;    g_Properties.AllocateCompleteHandler = NULL;    ConvertMacInfo (g_MAC, CIPE_MAC_ROOT_ADDRESS, strlen (CIPE_MAC_ROOT_ADDRESS));    switch (l_Status = NdisMRegisterMiniport (g_NdisWrapperHandle, &g_Properties, sizeof (g_Properties)))       {        case NDIS_STATUS_SUCCESS:           {            DbgPrint ("[CIPE] version [%d.%d] registered miniport successfully\n", CIPE_DRIVER_MAJOR_VERSION, CIPE_DRIVER_MINOR_VERSION);            break;           }        case NDIS_STATUS_BAD_CHARACTERISTICS:           {            DbgPrint ("[CIPE] Miniport characteristics were badly defined\n");            NdisTerminateWrapper (g_NdisWrapperHandle, NULL);            break;           }        case NDIS_STATUS_BAD_VERSION:           {            DbgPrint ("[CIPE] NDIS Version is wrong for the given characteristics\n");            NdisTerminateWrapper (g_NdisWrapperHandle, NULL);            break;           }        case NDIS_STATUS_RESOURCES:           {            DbgPrint ("[CIPE] Insufficient resources\n");            NdisTerminateWrapper (g_NdisWrapperHandle, NULL);            break;           }        case NDIS_STATUS_FAILURE:           {            DbgPrint ("[CIPE] Unknown fatal registration error\n");            NdisTerminateWrapper (g_NdisWrapperHandle, NULL);            break;           }       }    return l_Status;   }//===================================================================================//                            Adapter Initialization//===================================================================================NDIS_STATUS AdapterCreate   (    OUT PNDIS_STATUS p_ErrorStatus,    OUT PUINT p_MediaIndex,    IN PNDIS_MEDIUM p_Media,    IN UINT p_MediaCount,    IN NDIS_HANDLE p_AdapterHandle,    IN NDIS_HANDLE p_ConfigurationHandle   )   {    static NDIS_PHYSICAL_ADDRESS l_HighestAcceptableMax = NDIS_PHYSICAL_ADDRESS_CONST (-1,-1);    NDIS_MEDIUM l_PreferredMedium = NdisMedium802_3;    CipeAdapterPointer l_Adapter;    ANSI_STRING l_AdapterString;    unsigned char l_MAC [6];    UINT l_Index;    for (l_Index = 0; l_Index < p_MediaCount && p_Media [l_Index] != NdisMedium802_3; ++l_Index);    if (l_Index == p_MediaCount)       {        DbgPrint ("[CIPE] Unsupported adapter type [%d]\n", NdisMedium802_3);        return NDIS_STATUS_UNSUPPORTED_MEDIA;       }    *p_MediaIndex = l_Index;    NdisAllocateMemory ((PVOID *) &l_Adapter, sizeof (CipeAdapter), 0, l_HighestAcceptableMax);    if (l_Adapter == NULL)       {        DbgPrint ("[CIPE] Couldn't allocate adapter memory\n");        return NDIS_STATUS_RESOURCES;       }    NdisMSetAttributesEx       (        p_AdapterHandle,        (NDIS_HANDLE) l_Adapter,        16,        NDIS_ATTRIBUTE_DESERIALIZE,        NdisInterfaceInternal       );    NdisZeroMemory (l_Adapter, sizeof (CipeAdapter));    NdisMRegisterAdapterShutdownHandler (p_AdapterHandle, l_Adapter, AdapterStop);    NdisAllocateSpinLock (&l_Adapter->m_Lock);    l_Adapter->m_TapIsRunning = l_Adapter->m_InterfaceIsRunning = FALSE;    l_Adapter->m_MiniportAdapterHandle = p_AdapterHandle;    l_Adapter->m_Lookahead = DEFAULT_PACKET_LOOKAHEAD;    l_Adapter->m_TapName = l_Adapter->m_Name = "";    l_Adapter->m_Medium = l_PreferredMedium;    l_Adapter->m_TapOpens = 0;    //==================================    // Store and update MAC address info    //==================================    memcpy (l_Adapter->m_MAC, g_MAC, 6);    l_MAC [0] = g_MAC [5];    l_MAC [1] = g_MAC [4];    ++(*((unsigned short *) l_MAC));    g_MAC [5] = l_MAC [0];    g_MAC [4] = l_MAC [1];    //====================================    // Allocate and construct adapter name    //====================================    l_AdapterString.MaximumLength = ((PNDIS_MINIPORT_BLOCK) p_AdapterHandle)->MiniportName.Length + 5;    if ((l_Adapter->m_Name = l_AdapterString.Buffer = ExAllocatePool (NonPagedPool, l_AdapterString.MaximumLength)) == NULL)       {        NdisMDeregisterAdapterShutdownHandler (p_AdapterHandle);        NdisFreeMemory ((PVOID) l_Adapter, sizeof (CipeAdapter), NDIS_MEMORY_NONCACHED | NDIS_MEMORY_CONTIGUOUS);        return NDIS_STATUS_RESOURCES;       }    RtlUnicodeStringToAnsiString (&l_AdapterString, &((PNDIS_MINIPORT_BLOCK) p_AdapterHandle)->MiniportName, FALSE);    l_AdapterString.Buffer [l_AdapterString.Length] = 0;    ListAdd (&g_CipeAdapterList, l_Adapter);    HookDispatchFunctions();    CreateTapDevice (l_Adapter);    l_Adapter->m_InterfaceIsRunning = TRUE;    return NDIS_STATUS_SUCCESS;   }VOID AdapterDestroy (IN NDIS_HANDLE p_AdapterContext)   {    CipeAdapterPointer l_Adapter = (CipeAdapterPointer) p_AdapterContext;    DbgPrint ("[%s] is being removed from the system\n", l_Adapter->m_Name);    AdapterStop (p_AdapterContext);    ListExtract (&g_CipeAdapterList, l_Adapter);    if (l_Adapter->m_TapDevice)       {        DestroyTapDevice (l_Adapter);       }    DbgPrint ("[%s] is being deregistered\n", l_Adapter->m_Name);    if (l_Adapter->m_Name)       {        ExFreePool (l_Adapter->m_Name);        l_Adapter->m_Name = 0;       }    NdisMDeregisterAdapterShutdownHandler (l_Adapter->m_MiniportAdapterHandle);    NdisFreeMemory ((PVOID) l_Adapter, sizeof (CipeAdapter), 0);   }//===========================================================================================//                             Tap Device Initialization//===========================================================================================NDIS_STATUS CreateTapDevice (CipeAdapterPointer p_Adapter)   {    unsigned short l_AdapterLength = strlen (p_Adapter->m_Name);    ANSI_STRING l_TapString, l_LinkString;    CipeTapExtensionPointer l_Extension;    UNICODE_STRING l_TapUnicode;    NTSTATUS l_Status;    l_TapString.MaximumLength = l_LinkString.MaximumLength = l_AdapterLength + strlen (TAPSUFFIX);    DbgPrint ("[%s] Creating tap device\n", p_Adapter->m_Name);    if ((p_Adapter->m_TapName = l_TapString.Buffer = ExAllocatePool (NonPagedPool, l_TapString.MaximumLength)) == NULL)       {        DbgPrint ("[%s] couldn't alloc TAP name buffer\n", p_Adapter->m_Name);        return NDIS_STATUS_RESOURCES;       }    else if ((l_LinkString.Buffer = ExAllocatePool (NonPagedPool, l_LinkString.MaximumLength)) == NULL)       {        DbgPrint ("[%s] couldn't alloc TAP symbolic link name buffer\n", p_Adapter->m_Name);        ExFreePool (p_Adapter->m_TapName);        return NDIS_STATUS_RESOURCES;       }    //=======================================================    // Modify for tap device name ("\Device\CIPEn.tap")    //=======================================================    NdisMoveMemory (l_TapString.Buffer, p_Adapter->m_Name, l_AdapterLength);    NdisMoveMemory (l_TapString.Buffer + l_AdapterLength, TAPSUFFIX, strlen (TAPSUFFIX) + 1);    NdisMoveMemory (l_TapString.Buffer, "\\Device", 7); // For Win2K problem    l_TapString.Length = l_AdapterLength + strlen (TAPSUFFIX);    //=======================================================    // And modify for tap link name ("\??\CIPEn.tap")    //=======================================================    NdisMoveMemory (l_LinkString.Buffer, l_TapString.Buffer, l_TapString.Length);    NdisMoveMemory (l_LinkString.Buffer, USERDEVICEDIR, strlen (USERDEVICEDIR));    NdisMoveMemory       (        l_LinkString.Buffer + strlen (USERDEVICEDIR),        l_LinkString.Buffer + strlen (SYSDEVICEDIR),        l_TapString.Length - strlen (SYSDEVICEDIR)        );    l_LinkString.Buffer [l_LinkString.Length = l_TapString.Length - (strlen (SYSDEVICEDIR) - strlen (USERDEVICEDIR))] = 0;    //==================================================    // Create new tap device and associate with adapter    //==================================================    if (RtlAnsiStringToUnicodeString (&l_TapUnicode, &l_TapString, TRUE) != STATUS_SUCCESS)       {        DbgPrint ("[%s] couldn't alloc TAP unicode name buffer\n", p_Adapter->m_Name);        ExFreePool (l_LinkString.Buffer);        ExFreePool (p_Adapter->m_TapName);        return NDIS_STATUS_RESOURCES;       }    l_Status = IoCreateDevice       (        g_CipeDriverObject,        sizeof (CipeTapExtension),        &l_TapUnicode,        FILE_DEVICE_PHYSICAL_NETCARD | 0x8000,        0,        FALSE,        &(p_Adapter->m_TapDevice)       );    if (l_Status != STATUS_SUCCESS)       {        DbgPrint ("[%s] couldn't be created\n", p_Adapter->m_TapName);        RtlFreeUnicodeString (&l_TapUnicode);        ExFreePool (l_LinkString.Buffer);        ExFreePool (p_Adapter->m_TapName);        return NDIS_STATUS_RESOURCES;       }    if (RtlAnsiStringToUnicodeString (&p_Adapter->m_UnicodeLinkName, &l_LinkString, TRUE) != STATUS_SUCCESS)       {        DbgPrint ("[%s] Couldn't allocate unicode string for symbolic link name\n", p_Adapter->m_Name);        IoDeleteDevice (p_Adapter->m_TapDevice);         RtlFreeUnicodeString (&l_TapUnicode);        ExFreePool (l_LinkString.Buffer);        ExFreePool (p_Adapter->m_TapName);