1 /* 2 * Copyright (c) 2000-2005, 2012, 2014 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 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. 14 * 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 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 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. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 30 #ifndef _SYSTEM_DOMAIN_H_ 31 #define _SYSTEM_DOMAIN_H_ 32 33 #include <sys/appleapiopts.h> 34 #include <sys/cdefs.h> 35 #include <sys/types.h> 36 37 #ifdef KERNEL_PRIVATE 38 #include <sys/sysctl.h> 39 #endif /* KERNEL_PRIVATE */ 40 41 /* Kernel Events Protocol */ 42 #define SYSPROTO_EVENT 1 /* kernel events protocol */ 43 44 /* Kernel Control Protocol */ 45 #define SYSPROTO_CONTROL 2 /* kernel control protocol */ 46 #define AF_SYS_CONTROL 2 /* corresponding sub address type */ 47 48 /* System family socket address */ 49 struct sockaddr_sys { 50 u_char ss_len; /* sizeof(struct sockaddr_sys) */ 51 u_char ss_family; /* AF_SYSTEM */ 52 u_int16_t ss_sysaddr; /* protocol address in AF_SYSTEM */ 53 u_int32_t ss_reserved[7]; /* reserved to the protocol use */ 54 }; 55 56 #ifdef PRIVATE 57 struct xsystmgen { 58 u_int32_t xg_len; /* length of this structure */ 59 u_int64_t xg_count; /* number of PCBs at this time */ 60 u_int64_t xg_gen; /* generation count at this time */ 61 u_int64_t xg_sogen; /* current socket generation count */ 62 }; 63 #endif /* PRIVATE */ 64 65 #ifdef KERNEL_PRIVATE 66 67 extern struct domain *systemdomain; 68 69 SYSCTL_DECL(_net_systm); 70 71 /* built in system domain protocols init function */ 72 __BEGIN_DECLS 73 void kern_event_init(struct domain *); 74 void kern_control_init(struct domain *); 75 __END_DECLS 76 #endif /* KERNEL_PRIVATE */ 77 78 #endif /* _SYSTEM_DOMAIN_H_ */ 79