RtlCmDecodeMemIoResource - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// wdm.h

NTSYSAPI ULONGLONG RtlCmDecodeMemIoResource(
  [in]            PCM_PARTIAL_RESOURCE_DESCRIPTOR Descriptor,
  [out, optional] PULONGLONG                      Start
);

View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-wdm-rtlcmdecodememioresource)

RtlCmDecodeMemIoResource function

Description

The RtlCmDecodeMemIoResource routine provides the starting address and length of a CM_PARTIAL_RESOURCE_DESCRIPTOR structure that describes a range of memory or I/O port addresses.

Parameters

Descriptor [in]

A pointer to the CM_PARTIAL_RESOURCE_DESCRIPTOR structure to provide the starting address and length for.

Start [out, optional]

A pointer to a variable that receives the starting address of the range of memory or I/O port addresses.

Return value

RtlCmDecodeMemIoResource returns the length of the address range, in bytes.

Remarks

The Type member of the CM_PARTIAL_RESOURCE_DESCRIPTOR structure must be CmResourceTypeMemory, CmResourceTypeMemoryLarge, or CmResourceTypePort.

See also

CM_PARTIAL_RESOURCE_DESCRIPTOR

RtlCmEncodeMemIoResource

View the official Windows Driver Kit DDI reference

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