NtUnlockFile

2OO1, 6 January

NtUnlockFile

NTSYSAPI 
NTSTATUS
NTAPI


NtUnlockFile(



  IN HANDLE               FileHandle,
  OUT PIO_STATUS_BLOCK    IoStatusBlock,
  IN PLARGE_INTEGER       ByteOffset,
  IN PLARGE_INTEGER       Length,
  IN PULONG               Key );

FileHandle HANDLE to File Object with locked region.

IoStatusBlock IO result of function call.

ByteOffset Offset in file where unlock region begins.

Length Length of region to unlock.

Key Pointer to 4-bytes key associated with lock. See NtLockFile for additional information about locking by key usage.

Documented by:

Reactos

Tomasz Nowak

Requirements:

Library: ntdll.lib

Undocumented functions of NTDLL