xnu-1699.26.8.tar.gz

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

diff --git a/osfmk/kern/ledger.h b/osfmk/kern/ledger.h
index 9fdd5077b17eaa6d839e78f8a070928c4b0945d3..fe0fa2c04a474d5411e715e2ab2573d547abb132 100644 (file)
--- a/osfmk/kern/ledger.h
+++ b/osfmk/kern/ledger.h
@@ -1,35 +1,44 @@
 /*
- * 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@
  */
+
+#ifdef MACH_KERNEL_PRIVATE
+
 #ifndef _KERN_LEDGER_H_
 #define _KERN_LEDGER_H_
 
-#include <kern/lock.h>
-#include <ipc/ipc_port.h>
 #include <mach/mach_types.h>
 
-#define LEDGER_ITEM_INFINITY   (~0)
+#include <kern/kern_types.h>
+#include <kern/lock.h>
+#include <ipc/ipc_types.h>
 
 struct ledger {
         ipc_port_t     ledger_self;
@@ -43,12 +52,10 @@ struct ledger {
 
 typedef struct ledger ledger_data_t;
 
-#define LEDGER_NULL ((ledger_t)0)
-
 #define ledger_lock(ledger)    simple_lock(&(ledger)->lock)
 #define ledger_unlock(ledger)  simple_unlock(&(ledger)->lock)
 #define        ledger_lock_init(ledger) \
-       simple_lock_init(&(ledger)->lock, ETAP_MISC_LEDGER)
+       simple_lock_init(&(ledger)->lock, 0)
 
 extern ledger_t        root_wired_ledger;
 extern ledger_t        root_paged_ledger;
@@ -56,10 +63,16 @@ extern ledger_t     root_paged_ledger;
 #define root_wired_ledger_port root_wired_ledger->ledger_self
 #define root_paged_ledger_port root_paged_ledger->ledger_self
 
-extern ipc_port_t convert_ledger_to_port(ledger_t);
+extern void ledger_init(void) __attribute__((section("__TEXT, initcode")));
+
 extern ipc_port_t ledger_copy(ledger_t);
 
 extern kern_return_t ledger_enter(ledger_t, ledger_item_t);
-extern void ledger_init(void);
+
+extern ledger_t convert_port_to_ledger(ipc_port_t);
+
+extern ipc_port_t convert_ledger_to_port(ledger_t);
 
 #endif /* _KERN_LEDGER_H_ */
+
+#endif /* MACH_KERNEL_PRIVATE */