NtOpenKey - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
#ifndef _NTREGAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
NtOpenKey(
    _Out_ PHANDLE KeyHandle,
    _In_ ACCESS_MASK DesiredAccess,
    _In_ POBJECT_ATTRIBUTES ObjectAttributes
    );

#endif

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#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwOpenKey(
    _Out_ PHANDLE KeyHandle,
    _In_ ACCESS_MASK DesiredAccess,
    _In_ POBJECT_ATTRIBUTES ObjectAttributes
    );

#endif

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This function is documented in Windows Driver Kit.

See ZwOpenKey in NT DDK or 2000 DDK for detailed description.

See also

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