NdisMGetBusData function (ndis.h)
NDIS drivers call the NdisMGetBusData function to read the configuration space of a device.
Syntax
ULONG NdisMGetBusData(
NDIS_HANDLE NdisMiniportHandle,
[in] ULONG WhichSpace,
[in] ULONG Offset,
[out] PVOID Buffer,
[in] ULONG Length
);
Parameters
NdisMiniportHandle
The miniport adapter handle that NDIS passed to the MiniportAdapterHandle parameter of the MiniportInitializeEx function.
[in] WhichSpace
The type of bus data to be read. For further information, see the discussion of the WhichSpace parameter on the reference page for IRP_MN_READ_CONFIG.
[in] Offset
The byte offset in the configuration space, specified by WhichSpace, from which data is read.
[out] Buffer
A pointer to a buffer that receives the data read from the bus. Must be at least as large as Length .
[in] Length
The length, in bytes, of the data to read.
Return value
NdisMGetBusData returns the number of bytes read.
Remarks
This function replaces the NDIS 5.1 NdisReadPciSlotInformation function.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Supported in NDIS 6.0 and later. |
| Target Platform | Universal |
| Header | ndis.h (include Ndis.h) |
| Library | Ndis.lib |
| IRQL | Any level |