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[UMPNPMGR]

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Implement PNP_GetCustomDevProp().

svn path=/trunk/; revision=53953
This commit is contained in:
Eric Kohl 2011-10-03 13:51:00 +00:00
parent 5c5eae050f
commit 8048d5e1d9
1 changed files with 80 additions and 2 deletions
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82
reactos/base/services/umpnpmgr/umpnpmgr.c
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@ -2427,8 +2427,86 @@ DWORD PNP_GetCustomDevProp(
PNP_RPC_STRING_LEN *pulLength,
DWORD ulFlags)
{
UNIMPLEMENTED;
return CR_CALL_NOT_IMPLEMENTED;
HKEY hDeviceKey = NULL;
HKEY hParamKey = NULL;
LONG lError;
CONFIGRET ret = CR_SUCCESS;
UNREFERENCED_PARAMETER(hBinding);
DPRINT("PNP_GetCustomDevProp() called\n");
if (pulTransferLen == NULL || pulLength == NULL)
{
ret = CR_INVALID_POINTER;
goto done;
}
if (ulFlags & ~CM_CUSTOMDEVPROP_BITS)
{
ret = CR_INVALID_FLAG;
goto done;
}
if (*pulLength < *pulTransferLen)
*pulLength = *pulTransferLen;
*pulTransferLen = 0;
lError = RegOpenKeyExW(hEnumKey,
pDeviceID,
0,
KEY_READ,
&hDeviceKey);
if (lError != ERROR_SUCCESS)
{
ret = CR_REGISTRY_ERROR;
goto done;
}
lError = RegOpenKeyExW(hDeviceKey,
L"Device Parameters",
0,
KEY_READ,
&hParamKey);
if (lError != ERROR_SUCCESS)
{
ret = CR_REGISTRY_ERROR;
goto done;
}
lError = RegQueryValueExW(hParamKey,
CustomPropName,
NULL,
pulRegDataType,
Buffer,
pulLength);
if (lError != ERROR_SUCCESS)
{
if (lError == ERROR_MORE_DATA)
{
ret = CR_BUFFER_SMALL;
}
else
{
*pulLength = 0;
ret = CR_NO_SUCH_VALUE;
}
}
done:;
if (ret == CR_SUCCESS)
*pulTransferLen = *pulLength;
if (hParamKey != NULL)
RegCloseKey(hParamKey);
if (hDeviceKey != NULL)
RegCloseKey(hDeviceKey);
DPRINT("PNP_GetCustomDevProp() done (returns %lx)\n", ret);
return ret;
}