X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/ff6e181ae92fc6f1e89841290f461d1f2f9badd9..6d2010ae8f7a6078e10b361c6962983bab233e0f:/bsd/sys/sys_domain.h

diff --git a/bsd/sys/sys_domain.h b/bsd/sys/sys_domain.h
index 4c518eb26..981d9f107 100644
--- a/bsd/sys/sys_domain.h
+++ b/bsd/sys/sys_domain.h
@@ -1,14 +1,19 @@
 /*
  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @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. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * 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
@@ -18,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 
@@ -28,6 +33,13 @@
 
 #include <sys/appleapiopts.h>
 #include <sys/cdefs.h>
+#include <sys/types.h>
+
+#ifdef KERNEL_PRIVATE
+#include <sys/queue.h>
+#include <libkern/locks.h>
+#include <sys/kern_control.h>
+#endif /* KERNEL_PRIVATE */
 
 /* Kernel Events Protocol */ 
 #define SYSPROTO_EVENT 		1	/* kernel events protocol */
@@ -39,26 +51,66 @@
 /* System family socket address */
 struct sockaddr_sys
 {
-    u_char	ss_len;		/* sizeof(struct sockaddr_sys) */
-    u_char	ss_family;	/* AF_SYSTEM */
-    u_int16_t 	ss_sysaddr; 	/* protocol address in AF_SYSTEM */
-    u_int32_t 	ss_reserved[7]; /* reserved to the protocol use */
+	u_char	ss_len;				/* sizeof(struct sockaddr_sys) */
+	u_char	ss_family;			/* AF_SYSTEM */
+	u_int16_t 	ss_sysaddr; 	/* protocol address in AF_SYSTEM */
+	u_int32_t 	ss_reserved[7]; /* reserved to the protocol use */
 };
 
 
-#ifdef KERNEL
 #ifdef KERNEL_PRIVATE
 
+/*
+ * internal structure maintained for each register controller
+ */
+struct ctl_cb;
+struct socket;
+
+struct kctl
+{
+	TAILQ_ENTRY(kctl)		next;					/* controller chain */
+
+	/* controller information provided when registering */
+	char					name[MAX_KCTL_NAME];	/* unique nke identifier, provided by DTS */
+	u_int32_t				id;
+	u_int32_t				reg_unit;
+
+	/* misc communication information */
+	u_int32_t				flags;					/* support flags */
+	u_int32_t				recvbufsize;			/* request more than the default buffer size */
+	u_int32_t				sendbufsize;			/* request more than the default buffer size */
+
+	/* Dispatch functions */
+	ctl_connect_func		connect;				/* Make contact */
+	ctl_disconnect_func		disconnect;				/* Break contact */
+	ctl_send_func			send;					/* Send data to nke */
+	ctl_setopt_func			setopt;					/* set kctl configuration */
+	ctl_getopt_func			getopt;					/* get kctl configuration */
+
+	TAILQ_HEAD(, ctl_cb)	kcb_head;
+	u_int32_t				lastunit;
+};
+
+struct ctl_cb {
+	TAILQ_ENTRY(ctl_cb)		next;					/* controller chain */
+	lck_mtx_t				*mtx;
+	struct socket			*so;					/* controlling socket */
+	struct kctl				*kctl;					/* back pointer to controller */
+	void					*userdata;
+	u_int32_t				unit;
+	u_int32_t				usecount;
+};
+
+
 extern struct domain systemdomain;
 
 /* built in system domain protocols init function */
 __BEGIN_DECLS
-int kern_event_init(void);
-int kern_control_init(void);
+int kern_event_init(void) __attribute__((section("__TEXT, initcode")));
+int kern_control_init(void) __attribute__((section("__TEXT, initcode")));
 __END_DECLS
 
 #endif /* KERNEL_PRIVATE */
-#endif /* KERNEL */
 
 #endif /* _SYSTEM_DOMAIN_H_ */