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MmGetSystemRoutineAddress routine

The MmGetSystemRoutineAddress routine returns a pointer to a function specified by SystemRoutineName.

Syntax

Copy

PVOID MmGetSystemRoutineAddress(
  __in  PUNICODE_STRING SystemRoutineName
);

Parameters

SystemRoutineName [in]: Specifies the name of the system routine to resolve.

Return value

If the function name can be resolved, the routine returns a pointer to the function. Otherwise, the routine returns NULL.

Remarks

Drivers can use this routine to determine if a routine is available on a specific version of Windows. It can only be used for routines exported by the kernel or HAL, not for any driver-defined routine.

Requirements