//-.-.-.-.-.-.-.-.-.-.-.-.- PathAppendSettingsSerialPortCategory -.-.-.-.-.-.-.-.-.-.-.-.-
//
DtStatus PathAppendSettingsSerialPortCategory(
DtString* pPath,
UInt64 DvcSerial,
Int Port,
Char* pCategory)
{
DtStatus Status = DT_STATUS_OK;
DT_STRING_DECL(SettingsStr, "Settings\\");
DT_STRING_DECL(PortStr, "\\Port");
// Registry path starts with <\Settings\>
Status = DtStringAppendDtString(pPath, &SettingsStr);
if (DT_SUCCESS(Status))
{
// Convert serial to unicode string and append to path
Status = DtStringUInt64ToDtStringAppend(pPath, 10, DvcSerial);
}
if (DT_SUCCESS(Status))
{
// Append port if provided
if (Port >= 0)
{
Status = DtStringAppendDtString(pPath, &PortStr);
if (DT_SUCCESS(Status))
{
// Convert Port to unicode string
Status = DtStringUIntegerToDtStringAppend(pPath, 10, Port);
}
}
if (DT_SUCCESS(Status))
{
if (pCategory != NULL)
{
// Append category
Status = DtStringAppendChars(pPath, "\\");
if (DT_SUCCESS(Status))
Status = DtStringAppendChars(pPath, pCategory);
}
}
}
return Status;
}
//.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- DtaPropertiesInit -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
//
DtStatus DtaPropertiesInit(DtaDeviceData* pDvcData)
{
DtString DtStrType;
DtStringChar DtStrTypeBuffer[9];
DtPropertyData* pPropData = &pDvcData->m_PropData;
DtEvtLog* pEvtObject = &pDvcData->m_Device.m_EvtObject;
DtStatus Status;
// Connect DtStrTypeBuffer to DtStrType
DT_STRING_INIT(DtStrType, DtStrTypeBuffer,
sizeof(DtStrTypeBuffer)/sizeof(DtStringChar));
// Init properties failed?
Status = DtPropertiesInit(pPropData);
if (Status != DT_STATUS_OK)
{
// Use event to report driver errors
DtStringAppendChars(&DtStrType, "DTA-");
DtStringUIntegerToDtStringAppend(&DtStrType, 10, pPropData->m_TypeNumber);
DtEvtLogReport(pEvtObject, DTA_LOG_PROP_STORE_NOT_FOUND, &DtStrType, NULL, NULL);
}
return Status;
}
//.-.-.-.-.-.-.-.-.-.-.-.-.-.- DtNonVolatileManufSettingsRead -.-.-.-.-.-.-.-.-.-.-.-.-.-.
//
// Read a registry key from the manufacturing section, e.g. from
// ../Dta/Parameters/Settings/Manuf/2137/ForcedHardwareRevision
//
DtStatus DtNonVolatileManufSettingsRead(
DtDrvObject* pSalDrvObj,
Int Type,
Char* pName,
Int64* pBinValue)
{
DtStatus Status = DT_STATUS_OK;
#ifdef WINBUILD
// Windows uses the registry to store non volatile settings
NTSTATUS NtStatus;
DtString RegKeyName;
DtString ValueName;
// Allocate RegKeyName buffer
Status = DtStringAlloc(&RegKeyName, 150);
if (DT_SUCCESS(Status))
{
Status = DtStringAlloc(&ValueName, 40);
if (DT_SUCCESS(Status))
{
// Create registry path string
DT_STRING_DECL(SettingsStr, "Settings\\Manuf\\");
// Registry path starts with <\Settings\Manuf\>
Status = DtStringAppendDtString(&RegKeyName, &SettingsStr);
if (DT_SUCCESS(Status) && Type!=-1)
// Convert type to unicode string and append to path
Status = DtStringUIntegerToDtStringAppend(&RegKeyName, 10, (UInt)(Type));
if (DT_SUCCESS(Status))
{
// Convert value name to DtString
Status = DtStringAppendChars(&ValueName, pName);
if (DT_SUCCESS(Status))
{
// Read register binary value
NtStatus = DriverParametersKeyRead(pSalDrvObj->m_WdfDriver,
&RegKeyName, &ValueName, pBinValue, NULL);
if (!NT_SUCCESS(NtStatus))
{
Status = DT_STATUS_FAIL;
// Be more specific if object name was not found
if (NtStatus == STATUS_OBJECT_NAME_NOT_FOUND)
Status = DT_STATUS_NOT_FOUND;
}
}
}
// Free ValueName
DtStringFree(&ValueName);
}
// Free RegKeyName
DtStringFree(&RegKeyName);
}
#else
// Not yet implemented in Linux.
Status = DT_STATUS_NOT_FOUND;
#endif
return Status;
}
