xnu-517.tar.gz

[apple/xnu.git] / osfmk / kern / task.h

diff --git a/osfmk/kern/task.h b/osfmk/kern/task.h
index e59bcbc4a3b1f95d449d8c049eb714e104903c0e..07645a4a12d61e066e39542be007c3e2cf4176e1 100644 (file)
--- a/osfmk/kern/task.h
+++ b/osfmk/kern/task.h
@@ -3,19 +3,22 @@
  *
  * @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.
+ * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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.
+ * 
+ * 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@
  */
@@ -110,7 +113,6 @@ typedef struct task {
        decl_mutex_data(,lock)          /* Task's lock */
        int             ref_count;      /* Number of references to me */
        boolean_t       active;         /* Task has not been terminated */
-       boolean_t       kernel_loaded;  /* Created with kernel_task_create() */
 
        /* Miscellaneous */
        vm_map_t        map;            /* Address space description */
@@ -130,11 +132,11 @@ typedef struct task {
        queue_chain_t   swapped_tasks;  /* list of non-resident tasks */
 #endif /* TASK_SWAPPER */
 
-       /* Activations in this task */
-       queue_head_t    thr_acts;       /* list of thread_activations */
-       int             thr_act_count;
-       int             res_act_count;
-       int             active_act_count; /* have not terminate_self yet */
+       /* Threads in this task */
+       queue_head_t    threads;
+       int                             thread_count;
+       int                             res_thread_count;
+       int                             active_thread_count;
 
        processor_set_t processor_set;  /* processor set for new threads */
 #if    MACH_HOST
@@ -150,8 +152,9 @@ typedef struct task {
        integer_t               priority;                       /* base priority for threads */
        integer_t               max_priority;           /* maximum priority for threads */
 
-       /* Task security token */
+       /* Task security and audit tokens */
        security_token_t sec_token;
+       audit_token_t   audit_token;
         
        /* Statistics */
        time_value_t    total_user_time;        /* user time for dead threads */
@@ -187,6 +190,7 @@ typedef struct task {
         /* Ledgers */
        struct ipc_port *wired_ledger_port;
        struct ipc_port *paged_ledger_port;
+       unsigned long   priv_flags;     /* privelege resource flags */
         
 #if    NORMA_TASK
        long            child_node;     /* if != -1, node for new children */
@@ -209,6 +213,9 @@ typedef struct task {
 #endif  
        vm_offset_t     system_shared_region;
        vm_offset_t     dynamic_working_set;
+       uint32_t taskFeatures[2];               /* Special feature for this task */
+#define tf64BitAddr    0x80000000              /* Task has 64-bit addressing */
+#define tf64BitData    0x40000000              /* Task has 64-bit data registers */
 } Task;
 
 #define task_lock(task)                mutex_lock(&(task)->lock)
@@ -222,18 +229,25 @@ typedef struct task {
 
 #define task_reference_locked(task) ((task)->ref_count++)
 
+/*
+ *   priv_flags definitions
+ */
+#define VM_BACKING_STORE_PRIV  0x1
+
 /*
  *     Internal only routines
  */
 
+extern void task_backing_store_privileged(
+                               task_t task);
+
 /* Initialize task module */
 extern void            task_init(void);
 
 /* task create */
-extern kern_return_t   task_create_local(
+extern kern_return_t   task_create_internal(
                                task_t          parent_task,
                                boolean_t       inherit_memory,
-                               boolean_t       kernel_loaded,
                                task_t          *child_task);   /* OUT */
 
 extern void            consider_task_collect(void);