/* * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * The contents of this file constitute Original Code as defined in and * are subject to the Apple Public Source License Version 1.1 (the * "License"). You may not use this file except in compliance with the * License. Please obtain a copy of the License at * http://www.apple.com/publicsource and read it before using this file. * * This 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 OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License. * * @APPLE_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