projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 91447636 | 1 | /* |
| 5d5c5d0d A |
2 | * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. |
| 3 | * | |
| 2d21ac55 | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
| 91447636 | 5 | * |
| 2d21ac55 A |
6 | * This file contains Original Code and/or Modifications of Original Code |
| 7 | * as defined in and that are subject to the Apple Public Source License | |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 9 | * compliance with the License. The rights granted to you under the License | |
| 10 | * may not be used to create, or enable the creation or redistribution of, | |
| 11 | * unlawful or unlicensed copies of an Apple operating system, or to | |
| 12 | * circumvent, violate, or enable the circumvention or violation of, any | |
| 13 | * terms of an Apple operating system software license agreement. | |
| 8f6c56a5 | 14 | * |
| 2d21ac55 A |
15 | * Please obtain a copy of the License at |
| 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. | |
| 17 | * | |
| 18 | * The Original Code and all software distributed under the License are | |
| 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 8f6c56a5 A |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 2d21ac55 A |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 23 | * Please see the License for the specific language governing rights and | |
| 24 | * limitations under the License. | |
| 8f6c56a5 | 25 | * |
| 2d21ac55 | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
| 91447636 A |
27 | */ |
| 28 | /*! | |
| 29 | @header init.h | |
| 30 | This header defines an API to register a function that will be called when | |
| 31 | the network stack is being initialized. This gives a kernel extensions an | |
| 32 | opportunity to install filters before sockets are created and network | |
| 33 | operations occur. | |
| 34 | */ | |
| 35 | #ifndef _NET_INIT_H_ | |
| 36 | #define _NET_INIT_H_ | |
| 37 | #include <sys/kernel_types.h> | |
| 38 | ||
| 39 | /*! | |
| 40 | @typedef net_init_func_ptr | |
| 41 | @discussion net_init_func_ptr will be called once the networking stack | |
| 42 | initialized and before network operations occur. | |
| 43 | */ | |
| 44 | typedef void (*net_init_func_ptr)(void); | |
| 45 | ||
| 46 | /*! | |
| 47 | @function net_init_add | |
| 48 | @discussion Add a function to be called during network initialization. Your | |
| 49 | kext must not unload until the function you register is called if | |
| 50 | net_init_add returns success. | |
| 51 | @param init_func A pointer to a function to be called when the stack is | |
| 52 | initialized. | |
| 53 | @result EINVAL - the init_func value was NULL. | |
| 54 | EALREADY - the network has already been initialized | |
| 55 | ENOMEM - there was not enough memory to perform this operation | |
| 56 | 0 - success | |
| 57 | */ | |
| 58 | errno_t net_init_add(net_init_func_ptr init_func); | |
| 59 | ||
| 60 | #ifdef BSD_KERNEL_PRIVATE | |
| 61 | /* net_init_run is called from bsd_init */ | |
| 2d21ac55 | 62 | extern void net_init_run(void) __attribute__((section("__TEXT, initcode"))); |
| 91447636 A |
63 | #endif /* BSD_KERNEL_PRIVATE */ |
| 64 | ||
| 2d21ac55 | 65 | #endif /* _NET_INIT_H_ */ |