NtCreateSemaphore

2OO1, 1O February

NtCreateSemaphore

NTSYSAPI 
NTSTATUS
NTAPI


NtCreateSemaphore(



  OUT PHANDLE             SemaphoreHandle,
  IN ACCESS_MASK          DesiredAccess,
  IN POBJECT_ATTRIBUTES   ObjectAttributes OPTIONAL,
  IN ULONG                InitialCount,
  IN ULONG                MaximumCount );

Function NtCreateSemaphore creates Semaphore Object with or without name in Object Namespace, and sets initial and maximum releases number.

SemaphoreHandle Result of call - pointer to HANDLE to Semaphore Object.

DesiredAccess Access rights to Semaphore Object. Can be one of:

SEMAPHORE_QUERY_STATE
SEMAPHORE_MODIFY_STATE
SEMAPHORE_ALL_ACCESS

ObjectAttributes Optional pointer to OBJECT_ATTRIBUTES structure containing semaphore's name.

InitialCount Initial state of semaphore. Typically the same as MaximumCount.

MaximumCount Maximum releases number.

Documented by:

Tomasz Nowak

Requirements:

Library: ntdll.lib

Undocumented functions of NTDLL