gems-kernel/source/THIRDPARTY/xnu/bsd/net/init.h
2024-06-03 11:29:39 -05:00

65 lines
2.7 KiB
C

/*
* Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*!
* @header init.h
* This header defines an API to register a function that will be called when
* the network stack is being initialized. This gives a kernel extensions an
* opportunity to install filters before sockets are created and network
* operations occur.
*/
#ifndef _NET_INIT_H_
#define _NET_INIT_H_
#include <sys/kernel_types.h>
/*!
* @typedef net_init_func_ptr
* @discussion net_init_func_ptr will be called once the networking stack
* initialized and before network operations occur.
*/
typedef void (*net_init_func_ptr)(void);
/*!
* @function net_init_add
* @discussion Add a function to be called during network initialization. Your
* kext must not unload until the function you register is called if
* net_init_add returns success.
* @param init_func A pointer to a function to be called when the stack is
* initialized.
* @result EINVAL - the init_func value was NULL.
* EALREADY - the network has already been initialized
* ENOMEM - there was not enough memory to perform this operation
* 0 - success
*/
errno_t net_init_add(net_init_func_ptr init_func);
#ifdef BSD_KERNEL_PRIVATE
/* net_init_run is called from bsd_init */
extern void net_init_run(void);
#endif /* BSD_KERNEL_PRIVATE */
#endif /* _NET_INIT_H_ */