static void RetrieveDriverConfiguration()
{
NDIS_CONFIGURATION_OBJECT co;
NDIS_HANDLE cfg, params;
NDIS_STATUS status;
DEBUG_ENTRY(2);
co.Header.Type = NDIS_OBJECT_TYPE_CONFIGURATION_OBJECT;
co.Header.Revision = NDIS_CONFIGURATION_OBJECT_REVISION_1;
co.Header.Size = NDIS_SIZEOF_CONFIGURATION_OBJECT_REVISION_1;
co.Flags = 0;
co.NdisHandle = DriverHandle;
status = NdisOpenConfigurationEx(&co, &cfg);
if (status == NDIS_STATUS_SUCCESS)
{
NDIS_STRING paramsName = {0};
#pragma warning(push)
#pragma warning(disable:6102)
NdisInitializeString(¶msName, (PUCHAR)"Parameters");
NdisOpenConfigurationKeyByName(&status, cfg, ¶msName, ¶ms);
if (status == NDIS_STATUS_SUCCESS)
{
ReadGlobalConfigurationEntry(params, "DisableMSI", &bDisableMSI);
ReadGlobalConfigurationEntry(params, "EarlyDebug", (PULONG)&resourceFilterLevel);
NdisCloseConfiguration(params);
}
#pragma warning(pop)
NdisCloseConfiguration(cfg);
if (paramsName.Buffer) NdisFreeString(paramsName);
}
}
NDIS_STATUS
HwPersistRadioPowerState(
_In_ PHW Hw,
_In_ BOOLEAN RadioOff
)
{
NDIS_CONFIGURATION_OBJECT ConfigObject;
NDIS_HANDLE RegistryConfigurationHandle = NULL;
NDIS_CONFIGURATION_PARAMETER Parameter;
NDIS_STRING RegName = NDIS_STRING_CONST("RadioOff");
NDIS_STATUS ndisStatus;
ConfigObject.Header.Type = NDIS_OBJECT_TYPE_CONFIGURATION_OBJECT;
ConfigObject.Header.Revision = NDIS_CONFIGURATION_OBJECT_REVISION_1;
ConfigObject.Header.Size = sizeof( NDIS_CONFIGURATION_OBJECT );
ConfigObject.NdisHandle = Hw->MiniportAdapterHandle;
ConfigObject.Flags = 0;
ndisStatus = NdisOpenConfigurationEx(
&ConfigObject,
&RegistryConfigurationHandle
);
if ((ndisStatus == NDIS_STATUS_SUCCESS) && (RegistryConfigurationHandle != NULL))
{
NdisZeroMemory(&Parameter, sizeof(NDIS_CONFIGURATION_PARAMETER));
Parameter.ParameterData.IntegerData = (RadioOff ? 1 : 0);
Parameter.ParameterType = NdisParameterInteger;
NdisWriteConfiguration(&ndisStatus,
RegistryConfigurationHandle,
&RegName,
&Parameter
);
}
//
// Close the handle to the registry
//
if (RegistryConfigurationHandle)
{
NdisCloseConfiguration(RegistryConfigurationHandle);
}
return ndisStatus;
}
/**********************************************************
Implements opening of adapter-specific configuration
Parameters:
Return value:
NDIS_HANDLE Handle of open configuration
NULL on error
***********************************************************/
NDIS_HANDLE ParaNdis_OpenNICConfiguration(PARANDIS_ADAPTER *pContext)
{
NDIS_CONFIGURATION_OBJECT co;
NDIS_HANDLE cfg;
NDIS_STATUS status;
DEBUG_ENTRY(2);
co.Header.Type = NDIS_OBJECT_TYPE_CONFIGURATION_OBJECT;
co.Header.Revision = NDIS_CONFIGURATION_OBJECT_REVISION_1;
co.Header.Size = sizeof(co);
co.Flags = 0;
co.NdisHandle = pContext->MiniportHandle;
status = NdisOpenConfigurationEx(&co, &cfg);
if (status != NDIS_STATUS_SUCCESS)
cfg = NULL;
DEBUG_EXIT_STATUS(status == NDIS_STATUS_SUCCESS ? 2 : 0, status);
return cfg;
}
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;
}
// 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;
UINT64 speed;
BOOL keep;
NDIS_CONFIGURATION_OBJECT config_obj;
// Get the Config handle
NeoZero(&config_obj, sizeof(config_obj));
config_obj.Header.Type = NDIS_OBJECT_TYPE_CONFIGURATION_OBJECT;
config_obj.Header.Revision = NDIS_CONFIGURATION_OBJECT_REVISION_1;
config_obj.Header.Size = NDIS_SIZEOF_CONFIGURATION_OBJECT_REVISION_1;
config_obj.NdisHandle = ctx->NdisMiniport;
ret = NdisOpenConfigurationEx(&config_obj, &config);
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 = (UINT64)param->ParameterData.IntegerData * 1000000ULL;
}
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;
}