xnu-792.17.14.tar.gz

[apple/xnu.git] / osfmk / kern / ipc_host.c

diff --git a/osfmk/kern/ipc_host.c b/osfmk/kern/ipc_host.c
index 6cb65051b3e6de069b10b23713396fc256022578..0e8196cc008a7d327df8dacb9fd1c8fa8cb56bdd 100644 (file)
--- a/osfmk/kern/ipc_host.c
+++ b/osfmk/kern/ipc_host.c
@@ -1,23 +1,29 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_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 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.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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 OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -58,8 +64,10 @@
 #include <mach/message.h>
 #include <mach/mach_traps.h>
 #include <mach/mach_host_server.h>
+#include <mach/host_priv_server.h>
 #include <kern/host.h>
 #include <kern/processor.h>
+#include <kern/lock.h>
 #include <kern/task.h>
 #include <kern/thread.h>
 #include <kern/ipc_host.h>
@@ -94,6 +102,8 @@ void ipc_host_init(void)
        ipc_port_t      port;
        int i;
 
+       mutex_init(&realhost.lock, 0);
+
        /*
         *      Allocate and set up the two host ports.
         */
@@ -101,24 +111,27 @@ void ipc_host_init(void)
        if (port == IP_NULL)
                panic("ipc_host_init");
 
-       ipc_kobject_set(port, (ipc_kobject_t) &realhost, IKOT_HOST);
-       realhost.host_self = port;
+       ipc_kobject_set(port, (ipc_kobject_t) &realhost, IKOT_HOST_SECURITY);
+       kernel_set_special_port(&realhost, HOST_SECURITY_PORT,
+                               ipc_port_make_send(port));
 
        port = ipc_port_alloc_kernel();
        if (port == IP_NULL)
                panic("ipc_host_init");
 
-       ipc_kobject_set(port, (ipc_kobject_t) &realhost, IKOT_HOST_PRIV);
-       realhost.host_priv_self = port;
+       ipc_kobject_set(port, (ipc_kobject_t) &realhost, IKOT_HOST);
+       kernel_set_special_port(&realhost, HOST_PORT,
+                               ipc_port_make_send(port));
 
        port = ipc_port_alloc_kernel();
        if (port == IP_NULL)
                panic("ipc_host_init");
 
-       ipc_kobject_set(port, (ipc_kobject_t) &realhost, IKOT_HOST_SECURITY);
-       realhost.host_security_self = port;
+       ipc_kobject_set(port, (ipc_kobject_t) &realhost, IKOT_HOST_PRIV);
+       kernel_set_special_port(&realhost, HOST_PRIV_PORT,
+                               ipc_port_make_send(port));
 
-       realhost.io_master = IP_NULL;
+       /* the rest of the special ports will be set up later */
 
        for (i = FIRST_EXCEPTION; i < EXC_TYPES_COUNT; i++) {
                        realhost.exc_actions[i].port = IP_NULL;
@@ -149,12 +162,15 @@ void ipc_host_init(void)
  */
 
 mach_port_name_t
-host_self_trap(void)
+host_self_trap(
+       __unused struct host_self_trap_args *args)
 {
        ipc_port_t sright;
+       mach_port_name_t name;
 
        sright = ipc_port_copy_send(current_task()->itk_host);
-       return ipc_port_copyout_send(sright, current_space());
+       name = ipc_port_copyout_send(sright, current_space());
+       return name;
 }
 
 /*
@@ -497,8 +513,7 @@ convert_host_to_port(
 {
        ipc_port_t port;
 
-       port = ipc_port_make_send(host->host_self);
-
+       host_get_host_port(host, &port);
        return port;
 }
 
@@ -717,9 +732,7 @@ host_get_exception_ports(
        exception_behavior_array_t      behaviors,
        thread_state_flavor_array_t     flavors         )
 {
-       register int    i,
-                       j,
-                       count;
+       unsigned int    i, j, count;
 
        if (host_priv == HOST_PRIV_NULL)
                return KERN_INVALID_ARGUMENT;
@@ -781,7 +794,7 @@ host_swap_exception_ports(
        exception_behavior_array_t      behaviors,
        thread_state_flavor_array_t     flavors         )
 {
-       register int    i,
+       unsigned int    i,
                        j,
                        count;
        ipc_port_t      old_port[EXC_TYPES_COUNT];