ipcget_public(9) centos man page | unix.com

IPCGET_PUBLIC(9)					       Kernel IPC facilities						  IPCGET_PUBLIC(9)

NAME
       ipcget_public - get an ipc object or create a new one

SYNOPSIS
       int ipcget_public(struct ipc_namespace * ns, struct ipc_ids * ids, struct ipc_ops * ops, struct ipc_params * params);

ARGUMENTS
       ns
	   namespace

       ids
	   IPC identifer set

       ops
	   the actual creation routine to call

       params
	   its parameters

DESCRIPTION
       This routine is called by sys_msgget, sys_semget and sys_shmget when the key is not IPC_PRIVATE. It adds a new entry if the key is not
       found and does some permission / security checkings if the key is found.

       On success, the ipc id is returned.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							  IPCGET_PUBLIC(9)