Undocumented functions of NTDLL

2OOO, 24 December



NtSetSystemInformation
NtSetSystemInformation

NTSYSAPI 
NTSTATUS
NTAPI

NtSetSystemInformation(


  IN SYSTEM_INFORMATION_CLASS SystemInformationClass,
  IN PVOID                SystemInformation,
  IN ULONG                SystemInformationLength );



NtSetSystemInformation is used to set some unaccessable KernelMode variables. See also NtQuerySystemInformation.


  • SystemInformationClass
    •     Information class described in SYSTEM_INFORMATION_CLASS.
  • SystemInformation
    •     Pointer to data buffer to set.
  • SystemInformationLength
    •     Length of information in SystemInformation buffer, in bytes.


    Documented by:
    Sven B. Schreiber
    Tomasz Nowak



    Requirements:
    Library: ntdll.lib


    See also:
    NtQuerySystemInformation
    SYSTEM_INFORMATION_CLASS