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1 /*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * The contents of this file constitute Original Code as defined in and
7 * are subject to the Apple Public Source License Version 1.1 (the
8 * "License"). You may not use this file except in compliance with the
9 * License. Please obtain a copy of the License at
10 * http://www.apple.com/publicsource and read it before using this file.
11 *
12 * This Original Code and all software distributed under the License are
13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17 * License for the specific language governing rights and limitations
18 * under the License.
19 *
20 * @APPLE_LICENSE_HEADER_END@
21 */
22 /*
23 * @OSF_COPYRIGHT@
24 */
25
26 subsystem
27 #if KERNEL_USER
28 KernelUser
29 #endif /* KERNEL_USER */
30 #if KERNEL_SERVER
31 KernelServer
32 #endif /* KERNEL_SERVER */
33 ledger 5000;
34
35 #ifdef KERNEL_USER
36 userprefix r_;
37 #endif /* KERNEL_USER */
38
39 #include <mach/std_types.defs>
40 #include <mach/mach_types.defs>
41
42 /*
43 * Create a subordinate ledger
44 */
45 routine ledger_create(
46 parent_ledger : ledger_t;
47 ledger_ledger : ledger_t;
48 out new_ledger : ledger_t;
49 transfer : ledger_item_t);
50
51 /*
52 * Destroy a ledger
53 */
54 routine ledger_terminate(
55 ledger : ledger_t);
56
57 /*
58 * Transfer resources from a parent ledger to a child
59 */
60 routine ledger_transfer(
61 parent_ledger : ledger_t;
62 child_ledger : ledger_t;
63 transfer : ledger_item_t);
64
65 /*
66 * Return the ledger limit and balance
67 */
68 routine ledger_read(
69 ledger : ledger_t;
70 out balance : ledger_item_t;
71 out limit : ledger_item_t);
72