VOID tapReadPermanentAddress(__in PTAP_ADAPTER_CONTEXT Adapter,
__in NDIS_HANDLE ConfigurationHandle, __out MACADDR PermanentAddress) {
NDIS_STATUS status;
NDIS_CONFIGURATION_PARAMETER *configParameter;
NDIS_STRING macKey = NDIS_STRING_CONST("MAC");
ANSI_STRING macString;
BOOLEAN macFromRegistry = FALSE;
// Read MAC parameter from registry.
NdisReadConfiguration(&status, &configParameter, ConfigurationHandle, &macKey,
NdisParameterString);
if (status == NDIS_STATUS_SUCCESS) {
if ((configParameter->ParameterType == NdisParameterString) &&
(configParameter->ParameterData.StringData.Length >= 12)) {
if (RtlUnicodeStringToAnsiString(&macString, &configParameter->ParameterData.StringData,
TRUE) == STATUS_SUCCESS) {
macFromRegistry = ParseMAC(PermanentAddress, macString.Buffer);
RtlFreeAnsiString(&macString);
}
}
}
if (!macFromRegistry) {
//
// There is no (valid) address stashed in the registry parameter.
//
// Make up a dummy mac address based on the ANSI representation of the
// NetCfgInstanceId GUID.
//
GenerateRandomMac(PermanentAddress, MINIPORT_INSTANCE_ID(Adapter));
}
}
static NDIS_STATUS ReadGlobalConfigurationEntry(NDIS_HANDLE cfg, const char *_name, PULONG pValue)
{
NDIS_STATUS status;
PNDIS_CONFIGURATION_PARAMETER pParam = NULL;
NDIS_STRING name = {0};
const char *statusName;
NDIS_PARAMETER_TYPE ParameterType = NdisParameterInteger;
NdisInitializeString(&name, (PUCHAR)_name);
#pragma warning(push)
#pragma warning(disable:6102)
NdisReadConfiguration(
&status,
&pParam,
cfg,
&name,
ParameterType);
if (status == NDIS_STATUS_SUCCESS)
{
*pValue = pParam->ParameterData.IntegerData;
statusName = "value";
}
else
{
statusName = "nothing";
}
#pragma warning(pop)
DPrintf(2, ("[%s] %s read for %s - 0x%x\n", __FUNCTION__, statusName, _name, *pValue));
if (name.Buffer) NdisFreeString(name);
return status;
}
UCHAR
LtRegGetNodeId(
IN NDIS_HANDLE ConfigHandle
)
/*++
Routine Description:
This routine determines the last NodeId used by the card.
Arguments:
ConfigHandle : The handle to the configuration database
Return Value:
Returns the last valid NodeId used by the card. If we find that
the value stored in the configuration info is not valid, then the
suggested NodeId is returned.
--*/
{
NDIS_STATUS Status;
PNDIS_CONFIGURATION_PARAMETER Parameter;
NDIS_STRING Keyword = LT_REG_KEY_NODE_ID_STRING;
UCHAR NodeId = 0;
NdisReadConfiguration(
&Status,
&Parameter,
ConfigHandle,
&Keyword,
NdisParameterInteger);
if (Status == NDIS_STATUS_SUCCESS)
{
NodeId = (UCHAR)Parameter->ParameterData.IntegerData;
if ((NodeId < LT_NODE_ID_MIN) || (NodeId > LT_NODE_ID_MAX))
{
NodeId = 0;
}
}
return(NodeId);
}
NDIS_STATUS
LtRegGetBusType(
IN NDIS_HANDLE ConfigHandle,
OUT PNDIS_INTERFACE_TYPE BusType
)
/*++
Routine Description:
This routine determines the type of bus the card is installed on
Arguments:
ConfigHandle : The handle to the configuration database
BusType : On return, the bus type is stored here
Return Value:
NDIS_STATUS_SUCCESS : if successfully read from the config database
NDIS_STATUS_FAILURE : if unable to find the information in the config
database
--*/
{
NDIS_STATUS Status;
PNDIS_CONFIGURATION_PARAMETER Parameter;
NDIS_STRING Keyword = LT_REG_KEY_BUS_TYPE_STRING;
NdisReadConfiguration(
&Status,
&Parameter,
ConfigHandle,
&Keyword,
NdisParameterInteger);
if (Status == NDIS_STATUS_SUCCESS)
{
*BusType = (UINT)Parameter->ParameterData.IntegerData;
}
return(Status);
}
UINT
LtRegGetBusNumber(
IN NDIS_HANDLE ConfigHandle
)
/*++
Routine Description:
This routine determines the bus number the card is installed on
Arguments:
ConfigHandle : The handle to the configuration database
Return Value:
Returns the bus number the card is on. If we do not find the
relevant information in the database, then 0 is returned.
--*/
{
NDIS_STATUS Status;
PNDIS_CONFIGURATION_PARAMETER Parameter;
UINT BusNumber = 0;
NDIS_STRING Keyword = LT_REG_KEY_BUS_NUMBER_STRING;
NdisReadConfiguration(
&Status,
&Parameter,
ConfigHandle,
&Keyword,
NdisParameterInteger);
if (Status == NDIS_STATUS_SUCCESS)
{
BusNumber = (UINT)Parameter->ParameterData.IntegerData;
}
return(BusNumber);
}
//-----------------------------------------------------------------------------
// Procedure: ParseRegistryParameters
//
// Description: This routine will parse all of the parameters out of the
// registry and store the values in the passed config structure.
// Structure. If the parameter is not present in the registry,
// then the default value for the parameter will be placed into
// the config structure. This routine also checks the validity
// of the parameter value. If the value is out of range, the
// default value will be used.
//-----------------------------------------------------------------------------
NDIS_STATUS
CAR6KMini::ParseRegistryParameters(NDIS_HANDLE ConfigHandle,
WLAN_STA_CONFIG *pConfig)
{
NDIS_STATUS status;
CONFIG_PARAM *pParam;
UINT i;
ULONG value;
PUCHAR basePtr;
PUCHAR fieldPtr;
PVOID macAddr;
UINT macAddrLen;
PNDIS_CONFIGURATION_PARAMETER pParamValue;
/* Loop through the registry values specified in the above array */
for (i = 0, pParam = paramTable; i < NUM_REG_PARAM; i++, pParam++) {
BOOLEAN found;
BOOLEAN useDefault = FALSE;
switch (pParam->StructureName) {
case sCONFIG:
ASSERT(pConfig);
basePtr = (PUCHAR)pConfig;
break;
case sNONE:
basePtr = (PUCHAR)0;
break;
default:
ASSERT(0);
}
fieldPtr = basePtr + pParam->FieldOffset;
if (!fieldPtr)
{
continue;
}
/*
* All of the registry parameters are stored as strings.
* On NT 4, using NdisReadConfiguration with parameterType ==
* NdisParameterInteger on a string will succeed (status wise), but
* the parameter type returned will be string and the
* buffer contents will be invalid.
* To fix this, force NdisReadConfiguration to read all
* parameters as strings, and then convert to integers as needed.
*/
/* Get the configuration value for the parameter. */
NdisReadConfiguration(&status, &pParamValue, ConfigHandle,
&pParam->RegVarName,
RT_ENUM_2_NDIS(pParam->RegVarType));
found = (status == NDIS_STATUS_SUCCESS);
/* Process the registry value based on type, currently
only Integer type is supported */
switch (pParam->RegVarType) {
case tDEC:
default:
if (found) {
value = pParamValue->ParameterData.IntegerData;
/* Validate that the value falls within the specified range */
if (!useDefault &&
(value < pParam->Min || value > pParam->Max))
{
useDefault = TRUE;
}
}
else {
useDefault = TRUE;
}
if (useDefault) {
/* A parameter wasn't present or was invalid */
value = pParam->Default;
}
/* Store away the value into its proper spot */
switch (pParam->FieldSize) {
case sizeof(UCHAR):
*((PUCHAR)fieldPtr) = (UCHAR)value;
break;
case sizeof(USHORT):
*((PUSHORT)fieldPtr) = (USHORT)value;
break;
case sizeof(ULONG):
*((PULONG)fieldPtr) = (ULONG)value;
break;
default:
/* Needs to be one of the sizes above */
ASSERT(0);
break;
}
break;
} // switch on overall type
} // for loop for each config parameter
{
// Binary file path
NDIS_STRING strPath[] = NDIS_STRING_CONST("binRoot");
/* Get the configuration value for the parameter. */
NdisReadConfiguration (&status, &pParamValue, ConfigHandle,
strPath,
NdisParameterString);
if (status == NDIS_STATUS_SUCCESS)
{
// use the registry entry
wcscpy (pConfig->binRoot, pParamValue->ParameterData.StringData.Buffer);
}
else
{
// use the default one
wcscpy (pConfig->binRoot, L"\\Windows");
}
/* Get the configuration value for the parameter. */
NDIS_STRING eepFileStr[] = NDIS_STRING_CONST("eepromFile");
NdisReadConfiguration (&status, &pParamValue, ConfigHandle,
eepFileStr,
NdisParameterString);
if (status == NDIS_STATUS_SUCCESS)
{
// use the registry entry
wcscpy (pConfig->eepromFile, pParamValue->ParameterData.StringData.Buffer);
}
else
{
// use the default one
wcscpy (pConfig->eepromFile, TEXT("\0"));
}
NdisReadNetworkAddress(&status, &macAddr, &macAddrLen, ConfigHandle);
if ((status == NDIS_STATUS_SUCCESS) &&
(macAddrLen == ETHERNET_MAC_ADDRESS_LENGTH))
{
NdisMoveMemory(pConfig->swMacAddr, macAddr, ETHERNET_MAC_ADDRESS_LENGTH);
} else {
#ifdef GENERATE_MAC_ADDRESS
if ( !wcscmp(pConfig->eepromFile, TEXT("\0")) )
#endif
NdisMoveMemory(pConfig->swMacAddr, NullMacAddr, ETHERNET_MAC_ADDRESS_LENGTH);
#ifdef GENERATE_MAC_ADDRESS
else
{
//generate MAC address when using eepromFile
srand(GetTickCount());
pConfig->swMacAddr[0] = 0x00;
pConfig->swMacAddr[1] = 0x03;
pConfig->swMacAddr[2] = 0x7f;
pConfig->swMacAddr[3] = (unsigned char) rand();
pConfig->swMacAddr[4] = (unsigned char) rand();
pConfig->swMacAddr[5] = (unsigned char) rand();
}
#endif
}
}
return NDIS_STATUS_SUCCESS;
}
VOID
natpBindAdapter(
OUT PNDIS_STATUS Status,
IN NDIS_HANDLE BindContext,
IN PNDIS_STRING DeviceName,
IN PVOID SystemSpecific1,
IN PVOID SystemSpecific2
)
{
NDIS_HANDLE ConfigHandle = NULL;
PNDIS_CONFIGURATION_PARAMETER Param;
NDIS_STRING DeviceStr = UPPER_BINDINGS;
PFILTER_ADAPTER pAdapt = NULL;
NDIS_STATUS Sts;
UINT MediumIndex, i;
ULONG TotalSize;
WCHAR DevicePrefix[] = L"\\Device\\";
UNREFERENCED_PARAMETER(BindContext);
UNREFERENCED_PARAMETER(SystemSpecific2);
__try{
NdisOpenProtocolConfiguration(
Status,
&ConfigHandle,
SystemSpecific1
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisReadConfiguration(
Status,
&Param,
ConfigHandle,
&DeviceStr,
NdisParameterString
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
TotalSize = sizeof(FILTER_ADAPTER) + Param->ParameterData.StringData.MaximumLength + DeviceName->MaximumLength;
NdisAllocateMemoryWithTag(&pAdapt, TotalSize, NAT_TAG);
if (NULL == pAdapt){
*Status = NDIS_STATUS_RESOURCES;
__leave;
}
NdisZeroMemory(pAdapt, TotalSize);
pAdapt->DeviceName.MaximumLength = Param->ParameterData.StringData.MaximumLength;
pAdapt->DeviceName.Length = Param->ParameterData.StringData.Length;
pAdapt->DeviceName.Buffer = (PWCHAR)((ULONG_PTR)pAdapt + sizeof(FILTER_ADAPTER));
NdisMoveMemory(
pAdapt->DeviceName.Buffer,
Param->ParameterData.StringData.Buffer,
Param->ParameterData.StringData.MaximumLength
);
if(sizeof(DevicePrefix) >= DeviceName->Length){
}else{
pAdapt->RootDeviceName.MaximumLength = DeviceName->MaximumLength;
pAdapt->RootDeviceName.Length = DeviceName->Length - sizeof(DevicePrefix) + sizeof(WCHAR);
pAdapt->RootDeviceName.Buffer = (PWCHAR)((ULONG_PTR)pAdapt + sizeof(FILTER_ADAPTER) + Param->ParameterData.StringData.MaximumLength);
NdisMoveMemory(
pAdapt->RootDeviceName.Buffer,
DeviceName->Buffer + sizeof(DevicePrefix)/sizeof(WCHAR) - 1,
DeviceName->MaximumLength - sizeof(DevicePrefix)/sizeof(WCHAR) + 1
);
}
NdisInitializeEvent(&pAdapt->Event);
NdisAllocateSpinLock(&pAdapt->Lock);
natInitControlBlock(&pAdapt->ctrl);
NdisAllocatePacketPoolEx(
Status,
&pAdapt->SndPP1,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocatePacketPoolEx(
Status,
&pAdapt->SndPP2,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocateBufferPool(
Status,
&pAdapt->SndBP,
MIN_PACKET_POOL_SIZE
);
if ( *Status != NDIS_STATUS_SUCCESS )
__leave;
NdisAllocatePacketPoolEx(
Status,
&pAdapt->RcvPP1,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocatePacketPoolEx(
Status,
&pAdapt->RcvPP2,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocateBufferPool(
Status,
&pAdapt->RcvBP,
MIN_PACKET_POOL_SIZE
);
if ( *Status != NDIS_STATUS_SUCCESS )
__leave;
NdisOpenAdapter(
Status,
&Sts,
&pAdapt->BindingHandle,
&MediumIndex,
MediumArray,
sizeof(MediumArray)/sizeof(NDIS_MEDIUM),
ProtHandle,
pAdapt,
DeviceName,
0,NULL
);
if (*Status == NDIS_STATUS_PENDING){
NdisWaitEvent(&pAdapt->Event, 0);
*Status = pAdapt->Status;
}
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
pAdapt->Medium = MediumArray[MediumIndex];
pAdapt->MiniportInitPending = TRUE;
NdisInitializeEvent(&pAdapt->MiniportInitEvent);
*Status =
NdisIMInitializeDeviceInstanceEx(
DriverHandle,
&pAdapt->DeviceName,
pAdapt
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
StartQueryInfo( pAdapt );
} __finally{
}
if (ConfigHandle != NULL)
NdisCloseConfiguration(ConfigHandle);
if(NDIS_STATUS_SUCCESS != *Status){
if (pAdapt != NULL){
if (pAdapt->BindingHandle != NULL){
NDIS_STATUS LocalStatus;
NdisResetEvent(&pAdapt->Event);
NdisCloseAdapter(&LocalStatus, pAdapt->BindingHandle);
pAdapt->BindingHandle = NULL;
if (LocalStatus == NDIS_STATUS_PENDING){
NdisWaitEvent(&pAdapt->Event, 0);
LocalStatus = pAdapt->Status;
}
}
natFreeAllItems(&pAdapt->ctrl);
natFreeAllFwSessionsAndRules(&pAdapt->ctrl);
for(i = 0;i<FLT_FW_SESSION_HASH_TBL_SZ;i++)
NdisFreeSpinLock(pAdapt->ctrl.FwSessionLocks + i);
NdisFreeSpinLock(&pAdapt->ctrl.IcmpRuleLock);
NdisFreeSpinLock(&pAdapt->ctrl.UdpRuleLock);
NdisFreeSpinLock(&pAdapt->ctrl.TcpRuleLock);
natmFreeAllPacketPools(pAdapt);
NdisFreeSpinLock(&pAdapt->Lock);
NdisFreeMemory(pAdapt, 0, 0);
pAdapt = NULL;
}
}
}
VOID
PtBindAdapter(
OUT PNDIS_STATUS Status,
IN NDIS_HANDLE BindContext,
IN PNDIS_STRING DeviceName,
IN PVOID SystemSpecific1,
IN PVOID SystemSpecific2
)
/*++
Routine Description:
Called by NDIS to bind to a miniport below.
Arguments:
Status - Return status of bind here.
BindContext - Can be passed to NdisCompleteBindAdapter if this call is pended.
DeviceName - Device name to bind to. This is passed to NdisOpenAdapter.
SystemSpecific1 - Can be passed to NdisOpenProtocolConfiguration to read per-binding information
SystemSpecific2 - Unused
Return Value:
NDIS_STATUS_PENDING if this call is pended. In this case call NdisCompleteBindAdapter
to complete.
Anything else Completes this call synchronously
--*/
{
NDIS_HANDLE ConfigHandle = NULL;
PNDIS_CONFIGURATION_PARAMETER Param;
NDIS_STRING DeviceStr = NDIS_STRING_CONST("UpperBindings");
PADAPT pAdapt = NULL;
NDIS_STATUS Sts;
UINT MediumIndex;
ULONG TotalSize;
PNDIS_CONFIGURATION_PARAMETER BundleParam;
NDIS_STRING BundleStr = NDIS_STRING_CONST("BundleId");
NDIS_STATUS BundleStatus;
DBGPRINT(("==> Protocol BindAdapter\n"));
do
{
//
// Access the configuration section for our binding-specific
// parameters.
//
NdisOpenProtocolConfiguration(Status,
&ConfigHandle,
SystemSpecific1);
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Read the "UpperBindings" reserved key that contains a list
// of device names representing our miniport instances corresponding
// to this lower binding. Since this is a 1:1 IM driver, this key
// contains exactly one name.
//
// If we want to implement a N:1 mux driver (N adapter instances
// over a single lower binding), then UpperBindings will be a
// MULTI_SZ containing a list of device names - we would loop through
// this list, calling NdisIMInitializeDeviceInstanceEx once for
// each name in it.
//
NdisReadConfiguration(Status,
&Param,
ConfigHandle,
&DeviceStr,
NdisParameterString);
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Allocate memory for the Adapter structure. This represents both the
// protocol context as well as the adapter structure when the miniport
// is initialized.
//
// In addition to the base structure, allocate space for the device
// instance string.
//
TotalSize = sizeof(ADAPT) + Param->ParameterData.StringData.MaximumLength;
NdisAllocateMemoryWithTag(&pAdapt, TotalSize, TAG);
if (pAdapt == NULL)
{
*Status = NDIS_STATUS_RESOURCES;
break;
}
//
// Initialize the adapter structure. We copy in the IM device
// name as well, because we may need to use it in a call to
// NdisIMCancelInitializeDeviceInstance. The string returned
// by NdisReadConfiguration is active (i.e. available) only
// for the duration of this call to our BindAdapter handler.
//
NdisZeroMemory(pAdapt, TotalSize);
pAdapt->DeviceName.MaximumLength = Param->ParameterData.StringData.MaximumLength;
pAdapt->DeviceName.Length = Param->ParameterData.StringData.Length;
pAdapt->DeviceName.Buffer = (PWCHAR)((ULONG_PTR)pAdapt + sizeof(ADAPT));
NdisMoveMemory(pAdapt->DeviceName.Buffer,
Param->ParameterData.StringData.Buffer,
Param->ParameterData.StringData.MaximumLength);
NdisInitializeEvent(&pAdapt->Event);
//
// Allocate a packet pool for sends. We need this to pass sends down.
// We cannot use the same packet descriptor that came down to our send
// handler (see also NDIS 5.1 packet stacking).
//
NdisAllocatePacketPoolEx(Status,
&pAdapt->SendPacketPoolHandle,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
sizeof(SEND_RSVD));
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Allocate a packet pool for receives. We need this to indicate receives.
// Same consideration as sends (see also NDIS 5.1 packet stacking).
//
NdisAllocatePacketPoolEx(Status,
&pAdapt->RecvPacketPoolHandle,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET);
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Now open the adapter below and complete the initialization
//
NdisOpenAdapter(Status,
&Sts,
&pAdapt->BindingHandle,
&MediumIndex,
MediumArray,
sizeof(MediumArray)/sizeof(NDIS_MEDIUM),
ProtHandle,
pAdapt,
DeviceName,
0,
NULL);
if (*Status == NDIS_STATUS_PENDING)
{
NdisWaitEvent(&pAdapt->Event, 0);
*Status = pAdapt->Status;
}
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
pAdapt->Medium = MediumArray[MediumIndex];
//
// Now ask NDIS to initialize our miniport (upper) edge.
// Set the flag below to synchronize with a possible call
// to our protocol Unbind handler that may come in before
// our miniport initialization happens.
//
pAdapt->MiniportInitPending = TRUE;
NdisInitializeEvent(&pAdapt->MiniportInitEvent);
*Status = NdisIMInitializeDeviceInstanceEx(DriverHandle,
&pAdapt->DeviceName,
pAdapt);
if (*Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT(("BindAdapter: Adapt %p, IMInitializeDeviceInstance error %x\n",
pAdapt, *Status));
break;
}
} while(FALSE);
//
// Close the configuration handle now - see comments above with
// the call to NdisIMInitializeDeviceInstanceEx.
//
if (ConfigHandle != NULL)
{
NdisCloseConfiguration(ConfigHandle);
}
if (*Status != NDIS_STATUS_SUCCESS)
{
if (pAdapt != NULL)
{
if (pAdapt->BindingHandle != NULL)
{
NDIS_STATUS LocalStatus;
//
// Close the binding we opened above.
//
NdisCloseAdapter(&LocalStatus, pAdapt->BindingHandle);
pAdapt->BindingHandle = NULL;
if (LocalStatus == NDIS_STATUS_PENDING)
{
NdisWaitEvent(&pAdapt->Event, 0);
LocalStatus = pAdapt->Status;
}
}
if (pAdapt->SendPacketPoolHandle != NULL)
{
NdisFreePacketPool(pAdapt->SendPacketPoolHandle);
}
if (pAdapt->RecvPacketPoolHandle != NULL)
{
NdisFreePacketPool(pAdapt->RecvPacketPoolHandle);
}
NdisFreeMemory(pAdapt, sizeof(ADAPT), 0);
pAdapt = NULL;
}
}
DBGPRINT(("<== Protocol BindAdapter: pAdapt %p, Status %x\n", pAdapt, *Status));
}
// Called at <= DISPATCH_LEVEL
static NDIS_STATUS
XenNet_Init(
OUT PNDIS_STATUS OpenErrorStatus,
OUT PUINT SelectedMediumIndex,
IN PNDIS_MEDIUM MediumArray,
IN UINT MediumArraySize,
IN NDIS_HANDLE MiniportAdapterHandle,
IN NDIS_HANDLE WrapperConfigurationContext
)
{
NDIS_STATUS status;
BOOLEAN medium_found = FALSE;
struct xennet_info *xi = NULL;
UINT nrl_length;
PNDIS_RESOURCE_LIST nrl;
PCM_PARTIAL_RESOURCE_DESCRIPTOR prd;
KIRQL irq_level = 0;
ULONG irq_vector = 0;
ULONG irq_mode = 0;
NDIS_HANDLE config_handle;
NDIS_STRING config_param_name;
PNDIS_CONFIGURATION_PARAMETER config_param;
ULONG i;
PUCHAR ptr;
UCHAR type;
PCHAR setting, value;
ULONG length;
//CHAR buf[128];
PVOID network_address;
UINT network_address_length;
BOOLEAN qemu_hide_filter = FALSE;
ULONG qemu_hide_flags_value = 0;
UNREFERENCED_PARAMETER(OpenErrorStatus);
FUNCTION_ENTER();
KdPrint((__DRIVER_NAME " IRQL = %d\n", KeGetCurrentIrql()));
/* deal with medium stuff */
for (i = 0; i < MediumArraySize; i++)
{
if (MediumArray[i] == NdisMedium802_3)
{
medium_found = TRUE;
break;
}
}
if (!medium_found)
{
KdPrint(("NIC_MEDIA_TYPE not in MediumArray\n"));
return NDIS_STATUS_UNSUPPORTED_MEDIA;
}
*SelectedMediumIndex = i;
/* Alloc memory for adapter private info */
status = NdisAllocateMemoryWithTag((PVOID)&xi, sizeof(*xi), XENNET_POOL_TAG);
if (!NT_SUCCESS(status))
{
KdPrint(("NdisAllocateMemoryWithTag failed with 0x%x\n", status));
status = NDIS_STATUS_RESOURCES;
goto err;
}
RtlZeroMemory(xi, sizeof(*xi));
xi->adapter_handle = MiniportAdapterHandle;
xi->rx_target = RX_DFL_MIN_TARGET;
xi->rx_min_target = RX_DFL_MIN_TARGET;
xi->rx_max_target = RX_MAX_TARGET;
xi->inactive = TRUE;
NdisMSetAttributesEx(xi->adapter_handle, (NDIS_HANDLE) xi, 0, 0 /* the last zero is to give the next | something to | with */
#ifdef NDIS51_MINIPORT
|NDIS_ATTRIBUTE_USES_SAFE_BUFFER_APIS
#endif
|NDIS_ATTRIBUTE_DESERIALIZE
|NDIS_ATTRIBUTE_SURPRISE_REMOVE_OK,
NdisInterfaceInternal); /* PnpBus option doesn't exist... */
xi->multicast_list_size = 0;
xi->current_lookahead = MIN_LOOKAHEAD_LENGTH;
nrl_length = 0;
NdisMQueryAdapterResources(&status, WrapperConfigurationContext,
NULL, (PUINT)&nrl_length);
KdPrint((__DRIVER_NAME " nrl_length = %d\n", nrl_length));
status = NdisAllocateMemoryWithTag((PVOID)&nrl, nrl_length, XENNET_POOL_TAG);
if (status != NDIS_STATUS_SUCCESS)
{
KdPrint((__DRIVER_NAME " Could not get allocate memory for Adapter Resources 0x%x\n", status));
return NDIS_STATUS_RESOURCES;
}
NdisMQueryAdapterResources(&status, WrapperConfigurationContext,
nrl, (PUINT)&nrl_length);
if (status != NDIS_STATUS_SUCCESS)
{
KdPrint((__DRIVER_NAME " Could not get Adapter Resources 0x%x\n", status));
return NDIS_STATUS_RESOURCES;
}
xi->event_channel = 0;
xi->config_csum = 1;
xi->config_csum_rx_check = 1;
xi->config_sg = 1;
xi->config_gso = 61440;
xi->config_page = NULL;
xi->config_rx_interrupt_moderation = 0;
for (i = 0; i < nrl->Count; i++)
{
prd = &nrl->PartialDescriptors[i];
switch(prd->Type)
{
case CmResourceTypeInterrupt:
irq_vector = prd->u.Interrupt.Vector;
irq_level = (KIRQL)prd->u.Interrupt.Level;
irq_mode = (prd->Flags & CM_RESOURCE_INTERRUPT_LATCHED)?NdisInterruptLatched:NdisInterruptLevelSensitive;
KdPrint((__DRIVER_NAME " irq_vector = %03x, irq_level = %03x, irq_mode = %s\n", irq_vector, irq_level,
(irq_mode == NdisInterruptLatched)?"NdisInterruptLatched":"NdisInterruptLevelSensitive"));
break;
case CmResourceTypeMemory:
if (xi->config_page)
{
KdPrint(("More than one memory range\n"));
return NDIS_STATUS_RESOURCES;
}
else
{
status = NdisMMapIoSpace(&xi->config_page, MiniportAdapterHandle, prd->u.Memory.Start, prd->u.Memory.Length);
if (!NT_SUCCESS(status))
{
KdPrint(("NdisMMapIoSpace failed with 0x%x\n", status));
NdisFreeMemory(nrl, nrl_length, 0);
return NDIS_STATUS_RESOURCES;
}
}
break;
}
}
NdisFreeMemory(nrl, nrl_length, 0);
if (!xi->config_page)
{
KdPrint(("No config page given\n"));
return NDIS_STATUS_RESOURCES;
}
KeInitializeDpc(&xi->suspend_dpc, XenNet_SuspendResume, xi);
KeInitializeSpinLock(&xi->resume_lock);
KeInitializeDpc(&xi->rxtx_dpc, XenNet_RxTxDpc, xi);
KeSetTargetProcessorDpc(&xi->rxtx_dpc, 0);
KeSetImportanceDpc(&xi->rxtx_dpc, HighImportance);
NdisMGetDeviceProperty(MiniportAdapterHandle, &xi->pdo, &xi->fdo,
&xi->lower_do, NULL, NULL);
xi->packet_filter = 0;
status = IoGetDeviceProperty(xi->pdo, DevicePropertyDeviceDescription,
NAME_SIZE, xi->dev_desc, &length);
if (!NT_SUCCESS(status))
{
KdPrint(("IoGetDeviceProperty failed with 0x%x\n", status));
status = NDIS_STATUS_FAILURE;
goto err;
}
ptr = xi->config_page;
while((type = GET_XEN_INIT_RSP(&ptr, (PVOID)&setting, (PVOID)&value, (PVOID)&value)) != XEN_INIT_TYPE_END)
{
switch(type)
{
case XEN_INIT_TYPE_VECTORS:
KdPrint((__DRIVER_NAME " XEN_INIT_TYPE_VECTORS\n"));
if (((PXENPCI_VECTORS)value)->length != sizeof(XENPCI_VECTORS) ||
((PXENPCI_VECTORS)value)->magic != XEN_DATA_MAGIC)
{
KdPrint((__DRIVER_NAME " vectors mismatch (magic = %08x, length = %d)\n",
((PXENPCI_VECTORS)value)->magic, ((PXENPCI_VECTORS)value)->length));
FUNCTION_EXIT();
return NDIS_STATUS_FAILURE;
}
else
memcpy(&xi->vectors, value, sizeof(XENPCI_VECTORS));
break;
case XEN_INIT_TYPE_STATE_PTR:
KdPrint((__DRIVER_NAME " XEN_INIT_TYPE_DEVICE_STATE - %p\n", PtrToUlong(value)));
xi->device_state = (PXENPCI_DEVICE_STATE)value;
break;
case XEN_INIT_TYPE_QEMU_HIDE_FLAGS:
qemu_hide_flags_value = PtrToUlong(value);
break;
case XEN_INIT_TYPE_QEMU_HIDE_FILTER:
qemu_hide_filter = TRUE;
break;
default:
KdPrint((__DRIVER_NAME " XEN_INIT_TYPE_%d\n", type));
break;
}
}
if ((qemu_hide_flags_value & QEMU_UNPLUG_ALL_IDE_DISKS) || qemu_hide_filter)
xi->inactive = FALSE;
xi->power_state = NdisDeviceStateD0;
xi->power_workitem = IoAllocateWorkItem(xi->fdo);
// now build config page
NdisOpenConfiguration(&status, &config_handle, WrapperConfigurationContext);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not open config in registry (%08x)\n", status));
status = NDIS_STATUS_RESOURCES;
goto err;
}
NdisInitUnicodeString(&config_param_name, L"ScatterGather");
NdisReadConfiguration(&status, &config_param, config_handle, &config_param_name, NdisParameterInteger);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not read ScatterGather value (%08x)\n", status));
xi->config_sg = 1;
}
else
{
KdPrint(("ScatterGather = %d\n", config_param->ParameterData.IntegerData));
xi->config_sg = config_param->ParameterData.IntegerData;
}
NdisInitUnicodeString(&config_param_name, L"LargeSendOffload");
NdisReadConfiguration(&status, &config_param, config_handle, &config_param_name, NdisParameterInteger);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not read LargeSendOffload value (%08x)\n", status));
xi->config_gso = 0;
}
else
{
KdPrint(("LargeSendOffload = %d\n", config_param->ParameterData.IntegerData));
xi->config_gso = config_param->ParameterData.IntegerData;
if (xi->config_gso > 61440)
{
xi->config_gso = 61440;
KdPrint(("(clipped to %d)\n", xi->config_gso));
}
}
NdisInitUnicodeString(&config_param_name, L"ChecksumOffload");
NdisReadConfiguration(&status, &config_param, config_handle, &config_param_name, NdisParameterInteger);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not read ChecksumOffload value (%08x)\n", status));
xi->config_csum = 1;
}
else
{
KdPrint(("ChecksumOffload = %d\n", config_param->ParameterData.IntegerData));
xi->config_csum = !!config_param->ParameterData.IntegerData;
}
NdisInitUnicodeString(&config_param_name, L"ChecksumOffloadRxCheck");
NdisReadConfiguration(&status, &config_param, config_handle, &config_param_name, NdisParameterInteger);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not read ChecksumOffloadRxCheck value (%08x)\n", status));
xi->config_csum_rx_check = 1;
}
else
{
KdPrint(("ChecksumOffloadRxCheck = %d\n", config_param->ParameterData.IntegerData));
xi->config_csum_rx_check = !!config_param->ParameterData.IntegerData;
}
NdisInitUnicodeString(&config_param_name, L"ChecksumOffloadDontFix");
NdisReadConfiguration(&status, &config_param, config_handle, &config_param_name, NdisParameterInteger);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not read ChecksumOffloadDontFix value (%08x)\n", status));
xi->config_csum_rx_dont_fix = 0;
}
else
{
KdPrint(("ChecksumOffloadDontFix = %d\n", config_param->ParameterData.IntegerData));
xi->config_csum_rx_dont_fix = !!config_param->ParameterData.IntegerData;
}
NdisInitUnicodeString(&config_param_name, L"MTU");
NdisReadConfiguration(&status, &config_param, config_handle, &config_param_name, NdisParameterInteger);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not read MTU value (%08x)\n", status));
xi->config_mtu = 1500;
}
else
{
KdPrint(("MTU = %d\n", config_param->ParameterData.IntegerData));
xi->config_mtu = config_param->ParameterData.IntegerData;
}
NdisInitUnicodeString(&config_param_name, L"RxInterruptModeration");
NdisReadConfiguration(&status, &config_param, config_handle, &config_param_name, NdisParameterInteger);
if (!NT_SUCCESS(status))
{
KdPrint(("Could not read RxInterruptModeration value (%08x)\n", status));
xi->config_rx_interrupt_moderation = 1500;
}
else
{
KdPrint(("RxInterruptModeration = %d\n", config_param->ParameterData.IntegerData));
xi->config_rx_interrupt_moderation = config_param->ParameterData.IntegerData;
}
NdisReadNetworkAddress(&status, &network_address, &network_address_length, config_handle);
if (!NT_SUCCESS(status) || network_address_length != ETH_ALEN || ((((PUCHAR)network_address)[0] & 0x03) != 0x02))
{
KdPrint(("Could not read NetworkAddress value (%08x) or value is invalid\n", status));
memset(xi->curr_mac_addr, 0, ETH_ALEN);
}
else
{
memcpy(xi->curr_mac_addr, network_address, ETH_ALEN);
KdPrint((" Set MAC address from registry to %02X:%02X:%02X:%02X:%02X:%02X\n",
xi->curr_mac_addr[0], xi->curr_mac_addr[1], xi->curr_mac_addr[2],
xi->curr_mac_addr[3], xi->curr_mac_addr[4], xi->curr_mac_addr[5]));
}
xi->config_max_pkt_size = max(xi->config_mtu + XN_HDR_SIZE, xi->config_gso + XN_HDR_SIZE);
NdisCloseConfiguration(config_handle);
status = XenNet_D0Entry(xi);
if (!NT_SUCCESS(status))
{
KdPrint(("Failed to go to D0 (%08x)\n", status));
goto err;
}
return NDIS_STATUS_SUCCESS;
err:
NdisFreeMemory(xi, 0, 0);
*OpenErrorStatus = status;
FUNCTION_EXIT_STATUS(status);
return status;
}
NDIS_STATUS
tapReadConfiguration(__in PTAP_ADAPTER_CONTEXT Adapter) {
NDIS_STATUS status = NDIS_STATUS_SUCCESS;
NDIS_CONFIGURATION_OBJECT configObject;
NDIS_HANDLE configHandle;
DEBUGP(("[TAP] --> tapReadConfiguration\n"));
//
// Setup defaults in case configuration cannot be opened.
//
Adapter->MtuSize = ETHERNET_MTU;
Adapter->MediaStateAlwaysConnected = FALSE;
Adapter->LogicalMediaState = FALSE;
Adapter->AllowNonAdmin = FALSE;
//
// Open the registry for this adapter to read advanced
// configuration parameters stored by the INF file.
//
NdisZeroMemory(&configObject, sizeof(configObject));
{ C_ASSERT(sizeof(configObject) >= NDIS_SIZEOF_CONFIGURATION_OBJECT_REVISION_1); }
configObject.Header.Type = NDIS_OBJECT_TYPE_CONFIGURATION_OBJECT;
configObject.Header.Size = NDIS_SIZEOF_CONFIGURATION_OBJECT_REVISION_1;
configObject.Header.Revision = NDIS_CONFIGURATION_OBJECT_REVISION_1;
configObject.NdisHandle = Adapter->MiniportAdapterHandle;
configObject.Flags = 0;
status = NdisOpenConfigurationEx(&configObject, &configHandle);
// Read on the opened configuration handle.
if (status == NDIS_STATUS_SUCCESS) {
NDIS_CONFIGURATION_PARAMETER *configParameter;
NDIS_STRING mkey = NDIS_STRING_CONST("NetCfgInstanceId");
//
// Read NetCfgInstanceId from the registry.
// ------------------------------------
// NetCfgInstanceId is required to create device and associated
// symbolic link for the adapter device.
//
// NetCfgInstanceId is a GUID string provided by NDIS that identifies
// the adapter instance. An example is:
//
// NetCfgInstanceId={410EB49D-2381-4FE7-9B36-498E22619DF0}
//
// Other names are derived from NetCfgInstanceId. For example, MiniportName:
//
// MiniportName=\DEVICE\{410EB49D-2381-4FE7-9B36-498E22619DF0}
//
NdisReadConfiguration(&status, &configParameter, configHandle, &mkey, NdisParameterString);
if (status == NDIS_STATUS_SUCCESS) {
if (configParameter->ParameterType == NdisParameterString &&
configParameter->ParameterData.StringData.Length <=
sizeof(Adapter->NetCfgInstanceIdBuffer) - sizeof(WCHAR)) {
DEBUGP(("[TAP] NdisReadConfiguration (NetCfgInstanceId=%wZ)\n",
&configParameter->ParameterData.StringData));
// Save NetCfgInstanceId as UNICODE_STRING.
Adapter->NetCfgInstanceId.Length = Adapter->NetCfgInstanceId.MaximumLength =
configParameter->ParameterData.StringData.Length;
Adapter->NetCfgInstanceId.Buffer = Adapter->NetCfgInstanceIdBuffer;
NdisMoveMemory(Adapter->NetCfgInstanceId.Buffer,
configParameter->ParameterData.StringData.Buffer,
Adapter->NetCfgInstanceId.Length);
// Save NetCfgInstanceId as ANSI_STRING as well.
if (RtlUnicodeStringToAnsiString(&Adapter->NetCfgInstanceIdAnsi,
&configParameter->ParameterData.StringData,
TRUE) != STATUS_SUCCESS) {
DEBUGP(("[TAP] NetCfgInstanceId ANSI name conversion failed\n"));
status = NDIS_STATUS_RESOURCES;
}
} else {
DEBUGP(("[TAP] NetCfgInstanceId has invalid type\n"));
status = NDIS_STATUS_INVALID_DATA;
}
} else {
DEBUGP(("[TAP] NetCfgInstanceId failed\n"));
status = NDIS_STATUS_INVALID_DATA;
}
if (status == NDIS_STATUS_SUCCESS) {
NDIS_STATUS localStatus; // Use default if these fail.
NDIS_CONFIGURATION_PARAMETER *configParameter;
NDIS_STRING mtuKey = NDIS_STRING_CONST("MTU");
NDIS_STRING mediaStatusKey = NDIS_STRING_CONST("MediaStatus");
#if ENABLE_NONADMIN
NDIS_STRING allowNonAdminKey = NDIS_STRING_CONST("AllowNonAdmin");
#endif
// Read MTU from the registry.
NdisReadConfiguration(&localStatus, &configParameter, configHandle, &mtuKey,
NdisParameterInteger);
if (localStatus == NDIS_STATUS_SUCCESS) {
if (configParameter->ParameterType == NdisParameterInteger) {
int mtu = configParameter->ParameterData.IntegerData;
if (mtu == 0) {
mtu = ETHERNET_MTU;
}
// Sanity check
if (mtu < MINIMUM_MTU) {
mtu = MINIMUM_MTU;
} else if (mtu > MAXIMUM_MTU) {
mtu = MAXIMUM_MTU;
}
Adapter->MtuSize = mtu;
}
}
DEBUGP(("[%s] Using MTU %d\n", MINIPORT_INSTANCE_ID(Adapter), Adapter->MtuSize));
// Read MediaStatus setting from registry.
NdisReadConfiguration(&localStatus, &configParameter, configHandle, &mediaStatusKey,
NdisParameterInteger);
if (localStatus == NDIS_STATUS_SUCCESS) {
if (configParameter->ParameterType == NdisParameterInteger) {
if (configParameter->ParameterData.IntegerData == 0) {
// Connect state is appplication controlled.
DEBUGP(("[%s] Initial MediaConnectState: Application Controlled\n",
MINIPORT_INSTANCE_ID(Adapter)));
Adapter->MediaStateAlwaysConnected = FALSE;
Adapter->LogicalMediaState = FALSE;
} else {
// Connect state is always connected.
DEBUGP(("[%s] Initial MediaConnectState: Always Connected\n",
MINIPORT_INSTANCE_ID(Adapter)));
Adapter->MediaStateAlwaysConnected = TRUE;
Adapter->LogicalMediaState = TRUE;
}
}
}
// Read MAC PermanentAddress setting from registry.
tapReadPermanentAddress(Adapter, configHandle, Adapter->PermanentAddress);
DEBUGP(("[%s] Using MAC PermanentAddress %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n",
MINIPORT_INSTANCE_ID(Adapter), Adapter->PermanentAddress[0],
Adapter->PermanentAddress[1], Adapter->PermanentAddress[2],
Adapter->PermanentAddress[3], Adapter->PermanentAddress[4],
Adapter->PermanentAddress[5]));
// Now seed the current MAC address with the permanent address.
ETH_COPY_NETWORK_ADDRESS(Adapter->CurrentAddress, Adapter->PermanentAddress);
DEBUGP(("[%s] Using MAC CurrentAddress %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n",
MINIPORT_INSTANCE_ID(Adapter), Adapter->CurrentAddress[0], Adapter->CurrentAddress[1],
Adapter->CurrentAddress[2], Adapter->CurrentAddress[3], Adapter->CurrentAddress[4],
Adapter->CurrentAddress[5]));
// Read optional AllowNonAdmin setting from registry.
#if ENABLE_NONADMIN
NdisReadConfiguration(&localStatus, &configParameter, configHandle, &allowNonAdminKey,
NdisParameterInteger);
if (localStatus == NDIS_STATUS_SUCCESS) {
if (configParameter->ParameterType == NdisParameterInteger) {
Adapter->AllowNonAdmin = TRUE;
}
}
#endif
}
// Close the configuration handle.
NdisCloseConfiguration(configHandle);
} else {
DEBUGP(("[TAP] Couldn't open adapter registry\n"));
}
DEBUGP(("[TAP] <-- tapReadConfiguration; status = %8.8X\n", status));
return status;
}
NDIS_STATUS
LtRegGetIoBaseAddr(
OUT PUINT IoBaseAddress,
IN NDIS_HANDLE NdisConfigHandle,
IN NDIS_HANDLE ConfigHandle,
IN NDIS_INTERFACE_TYPE BusType
)
/*++
Routine Description:
This routine determines the port addresses used to communicate
with the card.
Arguments:
IoBaseAddress : On return, the I/O port address is stored here
ConfigHandle : The handle to the configuration database
SlotNumber : For MCA machines, the indicates the slot the card is in
BusType : The type of bus the card is located on
Return Value:
NDIS_STATUS_SUCCESS : if successful
NDIS_STATUS_ADAPTER_NOT_FOUND : if running on a MCA machine and
the adapter cannot be located
NDIS_STATUS_BAD_CHARACTERISTICS : if the I/O base is not within
the legal range
--*/
{
NDIS_MCA_POS_DATA McaData;
NDIS_STATUS Status;
PNDIS_CONFIGURATION_PARAMETER Parameter;
NDIS_STRING Keyword = LT_REG_KEY_IO_BASE_ADDRESS_STRING;
UINT SlotNumber = 0;
// If BusType is NdisInterfaceMca, then we read the MCA POS info to
// get our parameters. Otherwise, we just read the registry.
if (BusType == NdisInterfaceMca)
{
NdisReadMcaPosInformation(
&Status,
NdisConfigHandle,
&SlotNumber,
&McaData);
// *IoBaseAddress = (UINT)(McaData.PosData2 | (McaData.PosData3 << 8));
*IoBaseAddress = LT_DECODE_ADDR_FROM_POSDATA(McaData);
DBGPRINT(DBG_COMP_REGISTRY, DBG_LEVEL_FATAL,
("LtRegGetIoBaseAddr: Base %lx. %lx.%lx.%lx.%lx, Id - %lx\n",
*IoBaseAddress, McaData.PosData1, McaData.PosData2,
McaData.PosData3, McaData.PosData4, McaData.AdapterId));
if ((Status != NDIS_STATUS_SUCCESS) || (McaData.AdapterId != LT_MCA_POS_ID))
{
Status = NDIS_STATUS_ADAPTER_NOT_FOUND;
}
}
else
{
NdisReadConfiguration(
&Status,
&Parameter,
ConfigHandle,
&Keyword,
NdisParameterHexInteger);
if (Status == NDIS_STATUS_SUCCESS)
{
*IoBaseAddress = (UINT)Parameter->ParameterData.IntegerData;
}
}
if ((Status == NDIS_STATUS_SUCCESS) &&
((*IoBaseAddress < LT_IO_BASE_ADDRESS_MIN) ||
(*IoBaseAddress > LT_IO_BASE_ADDRESS_MAX)))
{
DBGPRINT(DBG_COMP_REGISTRY, DBG_LEVEL_FATAL,
("LtRegGetIoBaseAddr: invalid value found for %s\n", LT_REG_KEY_IO_BASE_ADDRESS));
Status = NDIS_STATUS_BAD_CHARACTERISTICS;
}
return(Status);
}
VOID
NdisReadNetworkAddress(
OUT PNDIS_STATUS Status,
OUT PVOID * NetworkAddress,
OUT PUINT NetworkAddressLength,
IN NDIS_HANDLE ConfigurationHandle
)
/*++
Routine Description:
This routine is used to read the "NetworkAddress" parameter
from the configuration database. It reads the value as a
string separated by hyphens, then converts it to a binary
array and stores the result.
Arguments:
Status - Returns the status of the request.
NetworkAddress - Returns a pointer to the address.
NetworkAddressLength - Returns the length of the address.
ConfigurationHandle - Handle returned by NdisOpenConfiguration. Points
to the parameter subkey.
Return Value:
None.
--*/
{
NDIS_STRING NetAddrStr = NDIS_STRING_CONST("NetworkAddress");
PNDIS_CONFIGURATION_PARAMETER ParameterValue;
NTSTATUS NtStatus;
UCHAR ConvertArray[3];
PWSTR CurrentReadLoc;
PWSTR AddressEnd;
PUCHAR CurrentWriteLoc;
UINT TotalBytesRead;
ULONG TempUlong;
ULONG AddressLength;
ASSERT (KeGetCurrentIrql() < DISPATCH_LEVEL);
do
{
//
// First read the "NetworkAddress" from the registry
//
NdisReadConfiguration(Status, &ParameterValue, ConfigurationHandle, &NetAddrStr, NdisParameterString);
if ((*Status != NDIS_STATUS_SUCCESS) ||
(ParameterValue->ParameterType != NdisParameterString))
{
*Status = NDIS_STATUS_FAILURE;
break;
}
//
// If there is not an address specified then exit now.
//
if (0 == ParameterValue->ParameterData.StringData.Length)
{
*Status = NDIS_STATUS_FAILURE;
break;
}
//
// Now convert the address to binary (we do this
// in-place, since this allows us to use the memory
// already allocated which is automatically freed
// by NdisCloseConfiguration).
//
ConvertArray[2] = '\0';
CurrentReadLoc = (PWSTR)ParameterValue->ParameterData.StringData.Buffer;
CurrentWriteLoc = (PUCHAR)CurrentReadLoc;
TotalBytesRead = ParameterValue->ParameterData.StringData.Length;
AddressEnd = CurrentReadLoc + (TotalBytesRead / sizeof(WCHAR));
AddressLength = 0;
while ((CurrentReadLoc+2) <= AddressEnd)
{
//
// Copy the current two-character value into ConvertArray
//
ConvertArray[0] = (UCHAR)(*(CurrentReadLoc++));
ConvertArray[1] = (UCHAR)(*(CurrentReadLoc++));
//
// Convert it to a Ulong and update
//
NtStatus = RtlCharToInteger(ConvertArray, 16, &TempUlong);
if (!NT_SUCCESS(NtStatus))
{
*Status = NDIS_STATUS_FAILURE;
break;
}
*(CurrentWriteLoc++) = (UCHAR)TempUlong;
++AddressLength;
//
// If the next character is a hyphen, skip it.
//
if (CurrentReadLoc < AddressEnd)
{
if (*CurrentReadLoc == (WCHAR)L'-')
{
++CurrentReadLoc;
}
}
}
if (NtStatus != NDIS_STATUS_SUCCESS)
break;
*Status = STATUS_SUCCESS;
*NetworkAddress = ParameterValue->ParameterData.StringData.Buffer;
*NetworkAddressLength = AddressLength;
if (AddressLength == 0)
{
*Status = NDIS_STATUS_FAILURE;
}
} while (FALSE);
}
VOID
Sta11ReadRegistryConfiguration(
__in PSTATION pStation,
__in NDIS_HANDLE hConfigurationHandle
)
{
NDIS_STATUS ndisStatus = NDIS_STATUS_SUCCESS;
ULONG i, ValueRead;
PUCHAR pucDestination;
PMP_REG_ENTRY pRegEntry;
PNDIS_CONFIGURATION_PARAMETER Parameter = NULL;
//
// If the station wants to read/store any parameters from the registry
// we would do it here. Information that we may want to load from
// registry includes tuning parameters for roaming, connecting, scan, etc
//
for(i = 0; i < STA_NUM_REG_PARAMS; i++)
{
//
// Get the registry entry we will be reading
//
pRegEntry= &STARegTable[i];
//
// Figure out where in the station/reginfo structure this value will be placed
//
pucDestination = (PUCHAR) &(pStation->RegInfo) + pRegEntry->FieldOffset;
//
// Read this entry from the registry. All parameters under NT are DWORDs
//
NdisReadConfiguration(
&ndisStatus,
&Parameter,
hConfigurationHandle,
&pRegEntry->RegName,
NdisParameterInteger
);
if (ndisStatus == NDIS_STATUS_SUCCESS)
{
if(Parameter->ParameterData.IntegerData < pRegEntry->Min ||
Parameter->ParameterData.IntegerData > pRegEntry->Max)
{
MpTrace(COMP_INIT_PNP, DBG_SERIOUS, ("A bad value %d read from registry. Reverting to default value %d",
Parameter->ParameterData.IntegerData,
pRegEntry->Default
));
ValueRead = pRegEntry->Default;
}
else
{
ValueRead = Parameter->ParameterData.IntegerData;
}
}
else
{
MpTrace(COMP_INIT_PNP, DBG_NORMAL, ("Unable to read from registry. Reverting to default value: %d\n",
pRegEntry->Default
));
ValueRead = pRegEntry->Default;
}
//
// Moving the registry values in the adapter data structure
//
switch(pRegEntry->FieldSize)
{
case 1:
*((PUCHAR) pucDestination) = (UCHAR) ValueRead;
break;
case 2:
*((PUSHORT) pucDestination) = (USHORT) ValueRead;
break;
case 4:
*((PULONG) pucDestination) = (ULONG) ValueRead;
break;
default:
MpTrace(COMP_INIT_PNP, DBG_SERIOUS, ("Bogus field size %d\n", pRegEntry->FieldSize));
break;
}
}
}
/*
Function Name : GetRegistrySettings
Description :
Reads the registry values, and loads them into the adapter structure
Parameters :
MINIPORT_ADAPTER *Adapter - Pointer to the adapter structure
NDIS_HANDLE ConfigurationContext - Context handler, from the NDIS wrapper
Return Value :
NDIS_STATUS Status
*/
NDIS_STATUS GetRegistrySettings(MINIPORT_ADAPTER* pAdapter,
NDIS_HANDLE hConfigurationContext)
{
NDIS_STATUS Status;
NDIS_HANDLE hConfiguration;
PNDIS_CONFIGURATION_PARAMETER pConfigurationParameter;
BOOL bSpeedDef = FALSE, bDuplexDef = FALSE;
UCHAR* pNewNetworkAddress = NULL;
UINT nNewNetworkAddressLength;
// EMAC specific settings
NDIS_STRING szBufferAddr = NDIS_STRING_CONST("BufferAddr");
NDIS_STRING szTxStride = NDIS_STRING_CONST("TxStrides");
NDIS_STRING szRxStride = NDIS_STRING_CONST("RxStrides");
NDIS_STRING szITNum = NDIS_STRING_CONST("IRQNumber");
NDIS_STRING szEMACAddr = NDIS_STRING_CONST("IoBaseAddress");
NDIS_STRING szRMII = NDIS_STRING_CONST("RMII");
// Eth Link settings
NDIS_STRING AutoNegString = NDIS_STRING_CONST("AUTO-NEGOTIATION");
NDIS_STRING DuplexString = NDIS_STRING_CONST("DUPLEX");
NDIS_STRING FullDupString = NDIS_STRING_CONST("FULL");
NDIS_STRING HalfDupString = NDIS_STRING_CONST("HALF");
NDIS_STRING SpeedString = NDIS_STRING_CONST("SPEED");
NDIS_STRING Speed100String = NDIS_STRING_CONST("100");
NDIS_STRING Speed10String = NDIS_STRING_CONST("10");
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS ==> GetRegistrySettings\r\n")));
//Open the Registry tree for this adapter.
NdisOpenConfiguration(&Status, &hConfiguration, hConfigurationContext);
if(Status != NDIS_STATUS_SUCCESS)
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS : ERROR - No information for adapter!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS <== Configure Adapter\r\n")));
return(NDIS_STATUS_FAILURE);
}
//Get configured Buffer address value from registry,
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&szBufferAddr,
NdisParameterInteger);
if(Status == NDIS_STATUS_SUCCESS)
{
pAdapter->dwBufferPhyAddr = (DWORD) pConfigurationParameter->ParameterData.IntegerData;
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:dwBufferPhyAddr = 0x%.8x\r\n"), pAdapter->dwBufferPhyAddr));
}
else
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS : ERROR - BufferAddr not in Registry!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS <== Configure Adapter\r\n")));
NdisCloseConfiguration(hConfiguration);
return(NDIS_STATUS_FAILURE);
}
//Get configured Number of TX Strides from registry,
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&szTxStride,
NdisParameterInteger);
if(Status == NDIS_STATUS_SUCCESS)
{
pAdapter->dwTxStrides = (DWORD) pConfigurationParameter->ParameterData.IntegerData;
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:dwTxStrides = 0x%x\r\n"), pAdapter->dwTxStrides));
}
else
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS : ERROR - TXStrides not in Registry!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS <== Configure Adapter\r\n")));
NdisCloseConfiguration(hConfiguration);
return(NDIS_STATUS_FAILURE);
}
//Get configured Number of RX Strides from registry,
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&szRxStride,
NdisParameterInteger);
if(Status == NDIS_STATUS_SUCCESS)
{
pAdapter->dwRxStrides = (DWORD) pConfigurationParameter->ParameterData.IntegerData;
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:dwRxStrides = 0x%x\r\n"), pAdapter->dwRxStrides));
}
else
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS : ERROR - RXStrides not in Registry!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS <== Configure Adapter\r\n")));
NdisCloseConfiguration(hConfiguration);
return(NDIS_STATUS_FAILURE);
}
//Get configured IRQ Number from registry,
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&szITNum,
NdisParameterInteger);
if(Status == NDIS_STATUS_SUCCESS)
{
pAdapter->dwIRQNumber = (DWORD) pConfigurationParameter->ParameterData.IntegerData;
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:dwIRQNumber = 0x%x\r\n"), pAdapter->dwIRQNumber));
}
else
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS : ERROR - IRQNumber not in Registry!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS <== Configure Adapter\r\n")));
NdisCloseConfiguration(hConfiguration);
return(NDIS_STATUS_FAILURE);
}
//Get configured EMAC base address from registry,
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&szEMACAddr,
NdisParameterInteger);
if(Status == NDIS_STATUS_SUCCESS)
{
pAdapter->dwControllerAddress = (DWORD) pConfigurationParameter->ParameterData.IntegerData;
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:dwControllerAddress = 0x%.8x\r\n"), pAdapter->dwControllerAddress));
RETAILMSG(1, (TEXT("LPC3xxx NDIS:dwControllerAddress = 0x%.8x\r\n"), pAdapter->dwControllerAddress));
}
else
{
RETAILMSG(1, (TEXT("LPC3xxx NDIS : ERROR - IoBaseAddress not in Registry!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS : ERROR - IoBaseAddress not in Registry!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS <== Configure Adapter\r\n")));
NdisCloseConfiguration(hConfiguration);
return(NDIS_STATUS_FAILURE);
}
//Get PHY interface type (MII/RMII) from registry,
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&szRMII,
NdisParameterInteger);
if(Status == NDIS_STATUS_SUCCESS)
{
pAdapter->bRMII = ((USHORT) pConfigurationParameter->ParameterData.IntegerData == 0) ? FALSE : TRUE;
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:bRMII = %s\r\n"), pAdapter->bRMII ? L"TRUE" : L"FALSE"));
}
else
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS : RMII not in Registry!\r\n")));
pAdapter->bRMII = TRUE;
}
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&DuplexString,
NdisParameterString);
if(Status == NDIS_STATUS_SUCCESS)
{
bDuplexDef = TRUE;
if( NdisEqualString( (PNDIS_STRING) &pConfigurationParameter->ParameterData.StringData,&FullDupString, TRUE ) )
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Config is Full Duplex\r\n")));
pAdapter->bFullDuplex = TRUE;
}
else if( NdisEqualString( (PNDIS_STRING) &pConfigurationParameter->ParameterData.StringData, &HalfDupString, TRUE ) )
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Config is Half Duplex\r\n")));
pAdapter->bFullDuplex = FALSE;
}
}
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&SpeedString,
NdisParameterString);
if(Status == NDIS_STATUS_SUCCESS)
{
bSpeedDef = TRUE;
if( NdisEqualString( (PNDIS_STRING) &pConfigurationParameter->ParameterData.StringData,(PNDIS_STRING) &Speed100String,TRUE ) )
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Config is 100 Mbps\r\n")));
pAdapter->b100Mbps = TRUE;
}
else if( NdisEqualString( (PNDIS_STRING) &pConfigurationParameter->ParameterData.StringData,(PNDIS_STRING) &Speed10String,TRUE ) )
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Config is 10 Mbps\r\n")));
pAdapter->b100Mbps = FALSE;
}
}
if(bSpeedDef && bDuplexDef)
{
pAdapter->bAutoNeg = FALSE;
}
NdisReadConfiguration( &Status,
&pConfigurationParameter,
hConfiguration,
&AutoNegString,
NdisParameterString);
if(Status == NDIS_STATUS_SUCCESS)
{
if((USHORT) pConfigurationParameter->ParameterData.IntegerData == 0)
{
pAdapter->bAutoNeg = FALSE;
}
else
{
pAdapter->bAutoNeg = TRUE;
}
}
if(pAdapter->bAutoNeg)
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Config is AutoNeg Enabled\r\n")));
else
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Config is AutoNeg Disabled\r\n")));
//See if user has defined new MAC address.
NdisReadNetworkAddress( &Status,
(PVOID *) &pNewNetworkAddress,
&nNewNetworkAddressLength,
hConfiguration);
if((Status == NDIS_STATUS_SUCCESS) && (nNewNetworkAddressLength != 0))
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Default MAC Address over-ride!\r\n")));
if((nNewNetworkAddressLength != ETH_LENGTH_OF_ADDRESS))
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:Invalid MAC address length!\r\n")));
}
else
{
pAdapter->MACAddress[0] = pNewNetworkAddress[0];
pAdapter->MACAddress[1] = pNewNetworkAddress[1];
pAdapter->MACAddress[2] = pNewNetworkAddress[2];
pAdapter->MACAddress[3] = pNewNetworkAddress[3];
pAdapter->MACAddress[4] = pNewNetworkAddress[4];
pAdapter->MACAddress[5] = pNewNetworkAddress[5];
DEBUGMSG(ZONE_INIT,(TEXT("Registry reads = %02X-%02X-%02X-%02X-%02X-%02X\r\n"),
pNewNetworkAddress[0],
pNewNetworkAddress[1],
pNewNetworkAddress[2],
pNewNetworkAddress[3],
pNewNetworkAddress[4],
pNewNetworkAddress[5]));
DEBUGMSG(ZONE_INIT,(TEXT("Adapter->MACAddress reads = %02X-%02X-%02X-%02X-%02X-%02X\r\n"),
pAdapter->MACAddress[0],
pAdapter->MACAddress[1],
pAdapter->MACAddress[2],
pAdapter->MACAddress[3],
pAdapter->MACAddress[4],
pAdapter->MACAddress[5]));
}
}
else
{
Status = NDIS_STATUS_SUCCESS;
}
NdisCloseConfiguration(hConfiguration);
if(Status != NDIS_STATUS_SUCCESS)
{
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:ERROR: Specific Configuration Handler Failed!\r\n")));
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS:<== Configure Adapter\r\n")));
return(Status);
}
DEBUGMSG(ZONE_INIT, (TEXT("LPC3xxx NDIS <== GetRegistrySettings \r\n")));
return(Status);
}
// Read the information from the registry
BOOL NeoLoadRegistory()
{
void *buf;
NDIS_STATUS ret;
UINT size;
NDIS_HANDLE config;
NDIS_CONFIGURATION_PARAMETER *param;
UNICODE *name;
ANSI_STRING ansi;
UNICODE_STRING *unicode;
UINT speed;
BOOL keep;
// Get the config handle
NdisOpenConfiguration(&ret, &config, ctx->NdisConfig);
if (NG(ret))
{
// Failure
return FALSE;
}
// Read the MAC address
NdisReadNetworkAddress(&ret, &buf, &size, config);
if (NG(ret))
{
// Failure
NdisCloseConfiguration(config);
return FALSE;
}
// Copy the MAC address
if (size != NEO_MAC_ADDRESS_SIZE)
{
// Invalid size
NdisCloseConfiguration(config);
return FALSE;
}
NeoCopy(ctx->MacAddress, buf, NEO_MAC_ADDRESS_SIZE);
if (ctx->MacAddress[0] == 0x00 &&
ctx->MacAddress[1] == 0x00 &&
ctx->MacAddress[2] == 0x01 &&
ctx->MacAddress[3] == 0x00 &&
ctx->MacAddress[4] == 0x00 &&
ctx->MacAddress[5] == 0x01)
{
// Special MAC address
UINT ptr32 = (UINT)((UINT64)ctx);
ctx->MacAddress[0] = 0x00;
ctx->MacAddress[1] = 0xAD;
ctx->MacAddress[2] = ((UCHAR *)(&ptr32))[0];
ctx->MacAddress[3] = ((UCHAR *)(&ptr32))[1];
ctx->MacAddress[4] = ((UCHAR *)(&ptr32))[2];
ctx->MacAddress[5] = ((UCHAR *)(&ptr32))[3];
}
// Initialize the key name of the device name
name = NewUnicode("MatchingDeviceId");
// Read the hardware ID
NdisReadConfiguration(&ret, ¶m, config, GetUnicode(name), NdisParameterString);
FreeUnicode(name);
if (NG(ret))
{
// Failure
NdisCloseConfiguration(config);
return FALSE;
}
// Type checking
if (param->ParameterType != NdisParameterString)
{
// Failure
NdisCloseConfiguration(config);
return FALSE;
}
unicode = ¶m->ParameterData.StringData;
// Prepare a buffer for ANSI string
NeoZero(&ansi, sizeof(ANSI_STRING));
ansi.MaximumLength = MAX_SIZE - 1;
ansi.Buffer = NeoZeroMalloc(MAX_SIZE);
// Convert to ANSI string
NdisUnicodeStringToAnsiString(&ansi, unicode);
// Copy
strcpy(ctx->HardwareID, ansi.Buffer);
strcpy(ctx->HardwareID_Raw, ctx->HardwareID);
// Convert to upper case
_strupr(ctx->HardwareID);
// Release the memory
NeoFree(ansi.Buffer);
// Read the bit rate
name = NewUnicode("MaxSpeed");
NdisReadConfiguration(&ret, ¶m, config, GetUnicode(name), NdisParameterInteger);
FreeUnicode(name);
if (NG(ret) || param->ParameterType != NdisParameterInteger)
{
speed = NEO_MAX_SPEED_DEFAULT;
}
else
{
speed = param->ParameterData.IntegerData * 10000;
}
max_speed = speed;
// Read the link keeping flag
name = NewUnicode("KeepLink");
NdisReadConfiguration(&ret, ¶m, config, GetUnicode(name), NdisParameterInteger);
FreeUnicode(name);
if (NG(ret) || param->ParameterType != NdisParameterInteger)
{
keep = false;
}
else
{
keep = (param->ParameterData.IntegerData == 0 ? false : true);
}
keep_link = keep;
// Close the Config handle
NdisCloseConfiguration(config);
return TRUE;
}
/*
*************************************************************************
* Configure
*************************************************************************
*
* Read configurable parameters out of the system registry.
*
*/
BOOLEAN Configure(IrDevice *thisDev, NDIS_HANDLE WrapperConfigurationContext)
{
NDIS_STATUS result = NDIS_STATUS_SUCCESS, stat;
NDIS_HANDLE configHandle;
PNDIS_CONFIGURATION_PARAMETER configParamPtr;
NDIS_STRING regKeyIRQString = NDIS_STRING_CONST("INTERRUPT");
NDIS_STRING regKeyIOString = NDIS_STRING_CONST("IOADDRESS");
NDIS_STRING regKeyIRTransceiverString = NDIS_STRING_CONST("InfraredTransceiverType");
DBGOUT(("Configure(0x%x)", (UINT)thisDev));
/*
* Set default values for configurable parameters. Default to COM1.
*/
thisDev->portInfo.irq = comPortIRQ[1];
thisDev->portInfo.ioBase = comPortIOBase[1];
thisDev->transceiverType = STANDARD_UART;
NdisOpenConfiguration(&stat, &configHandle, WrapperConfigurationContext);
if (stat != NDIS_STATUS_SUCCESS){
DBGERR(("NdisOpenConfiguration failed in Configure()"));
return FALSE;
}
#if 1
// BUGBUG REMOVE !!!
// (this here because reserving system resources causes problems for UART driver)
{
NDIS_STRING regKeyPortString = NDIS_STRING_CONST("PORT");
int comPort = 1;
/*
* Get infrared transceiver type for this connection.
*/
NdisReadConfiguration( &stat,
&configParamPtr,
configHandle,
®KeyPortString,
NdisParameterInteger);
if (stat == NDIS_STATUS_SUCCESS){
comPort = (irTransceiverType)configParamPtr->ParameterData.IntegerData;
thisDev->portInfo.irq = comPortIRQ[comPort];
thisDev->portInfo.ioBase = comPortIOBase[comPort];
}
else {
DBGERR(("Couldn't read Com# from registry"));
}
}
#else
/*
* Get IRQ level for this connection.
*/
NdisReadConfiguration( &stat,
&configParamPtr,
configHandle,
®KeyIRQString,
NdisParameterInteger);
if (stat == NDIS_STATUS_SUCCESS){
thisDev->portInfo.irq = (UINT)configParamPtr->ParameterData.IntegerData;
}
else {
DBGERR(("Couldn't read IRQ value from registry"));
}
/*
* Get IO base address for this connection.
*/
NdisReadConfiguration( &stat,
&configParamPtr,
configHandle,
®KeyIOString,
NdisParameterHexInteger);
if (stat == NDIS_STATUS_SUCCESS){
thisDev->portInfo.ioBase = (UINT)configParamPtr->ParameterData.IntegerData;
}
else {
DBGERR(("Couldn't read IO value from registry"));
}
#endif
/*
* Get infrared transceiver type for this connection.
*/
NdisReadConfiguration( &stat,
&configParamPtr,
configHandle,
®KeyIRTransceiverString,
NdisParameterInteger);
if ((stat == NDIS_STATUS_SUCCESS) &&
((UINT)configParamPtr->ParameterData.IntegerData < NUM_TRANSCEIVER_TYPES)){
thisDev->transceiverType = (irTransceiverType)configParamPtr->ParameterData.IntegerData;
}
else {
DBGERR(("Couldn't read IR transceiver type from registry"));
}
NdisCloseConfiguration(configHandle);
DBGOUT(("Configure done: irq=%d IO=%xh", thisDev->portInfo.irq, thisDev->portInfo.ioBase));
return TRUE;
}
//-----------------------------------------------------------------------------
// Procedure: ParseRegistryParameters
//
// Description: This routine will parse all of the parameters out of the
// registry and store the values in the passed config structure.
// Structure. If the parameter is not present in the registry,
// then the default value for the parameter will be placed into
// the config structure. This routine also checks the validity
// of the parameter value. If the value is out of range, the
// default value will be used.
//-----------------------------------------------------------------------------
NDIS_STATUS
CAR6KMini::ParseRegistryParameters(NDIS_HANDLE ConfigHandle,
WLAN_STA_CONFIG *pConfig)
{
NDIS_STATUS status;
CONFIG_PARAM *pParam;
UINT i;
ULONG value;
PUCHAR basePtr;
PUCHAR fieldPtr;
char regName[32];
PNDIS_CONFIGURATION_PARAMETER pParamValue;
/* Loop through the registry values specified in the above array */
for (i = 0, pParam = paramTable; i < NUM_REG_PARAM; i++, pParam++) {
BOOLEAN found;
BOOLEAN useDefault = FALSE;
switch (pParam->StructureName) {
case sCONFIG:
ASSERT(pConfig);
basePtr = (PUCHAR)pConfig;
break;
case sNONE:
basePtr = (PUCHAR)0;
break;
default:
ASSERT(0);
}
fieldPtr = basePtr + pParam->FieldOffset;
strcpy(regName, pParam->RegAscName);
/*
* All of the registry parameters are stored as strings.
* On NT 4, using NdisReadConfiguration with parameterType ==
* NdisParameterInteger on a string will succeed (status wise), but
* the parameter type returned will be string and the
* buffer contents will be invalid.
* To fix this, force NdisReadConfiguration to read all
* parameters as strings, and then convert to integers as needed.
*/
/* Get the configuration value for the parameter. */
NdisReadConfiguration(&status, &pParamValue, ConfigHandle,
&pParam->RegVarName,
RT_ENUM_2_NDIS(pParam->RegVarType));
found = (status == NDIS_STATUS_SUCCESS);
/* Process the registry value based on type, currently
only Integer type is supported */
switch (pParam->RegVarType) {
case tDEC:
default:
if (found) {
value = pParamValue->ParameterData.IntegerData;
/* Validate that the value falls within the specified range */
if (!useDefault &&
(value < pParam->Min || value > pParam->Max))
{
useDefault = TRUE;
}
}
else {
useDefault = TRUE;
}
if (useDefault) {
/* A parameter wasn't present or was invalid */
value = pParam->Default;
}
/* Store away the value into its proper spot */
switch (pParam->FieldSize) {
case sizeof(UCHAR):
*((PUCHAR)fieldPtr) = (UCHAR)value;
break;
case sizeof(USHORT):
*((PUSHORT)fieldPtr) = (USHORT)value;
break;
case sizeof(ULONG):
*((PULONG)fieldPtr) = (ULONG)value;
break;
default:
/* Needs to be one of the sizes above */
ASSERT(0);
break;
}
break;
} // switch on overall type
} // for loop for each config parameter
return NDIS_STATUS_SUCCESS;
}
