1 /*
2 * Copyright (c) 2012 Apple Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23 #include <sys/cdefs.h>
24 #include <sys/types.h>
25 #include <stdarg.h>
26 #include <stdint.h>
27 #include <sys/fcntl.h>
28 #include <sys/coalition.h>
29
30 /* Syscall entry points */
31 int __coalition(uint32_t operation, uint64_t *cid, uint32_t flags);
32 int __coalition_info(uint32_t operation, uint64_t *cid, void *buffer, size_t *bufsize);
33 int __coalition_ledger(uint32_t operation, uint64_t *cid, void *buffer, size_t *bufsize);
34
35 int
coalition_create(uint64_t * cid_out,uint32_t flags)36 coalition_create(uint64_t *cid_out, uint32_t flags)
37 {
38 return __coalition(COALITION_OP_CREATE, cid_out, flags);
39 }
40
41 int
coalition_terminate(uint64_t cid,uint32_t flags)42 coalition_terminate(uint64_t cid, uint32_t flags)
43 {
44 return __coalition(COALITION_OP_TERMINATE, &cid, flags);
45 }
46
47 int
coalition_reap(uint64_t cid,uint32_t flags)48 coalition_reap(uint64_t cid, uint32_t flags)
49 {
50 return __coalition(COALITION_OP_REAP, &cid, flags);
51 }
52
53 int
coalition_info_resource_usage(uint64_t cid,struct coalition_resource_usage * cru,size_t sz)54 coalition_info_resource_usage(uint64_t cid, struct coalition_resource_usage *cru, size_t sz)
55 {
56 return __coalition_info(COALITION_INFO_RESOURCE_USAGE, &cid, cru, &sz);
57 }
58
59 int
coalition_info_debug_info(uint64_t cid,struct coalinfo_debuginfo * cru,size_t sz)60 coalition_info_debug_info(uint64_t cid, struct coalinfo_debuginfo *cru, size_t sz)
61 {
62 return __coalition_info(COALITION_INFO_GET_DEBUG_INFO, &cid, cru, &sz);
63 }
64
65 int
coalition_info_set_name(uint64_t cid,const char * name,size_t size)66 coalition_info_set_name(uint64_t cid, const char *name, size_t size)
67 {
68 return __coalition_info(COALITION_INFO_SET_NAME, &cid, (void *)name, &size);
69 }
70
71 int
coalition_info_set_efficiency(uint64_t cid,uint64_t flags)72 coalition_info_set_efficiency(uint64_t cid, uint64_t flags)
73 {
74 size_t size = sizeof(flags);
75 return __coalition_info(COALITION_INFO_SET_EFFICIENCY, &cid, (void *)&flags, &size);
76 }
77
78 int
coalition_ledger_set_logical_writes_limit(uint64_t cid,int64_t limit)79 coalition_ledger_set_logical_writes_limit(uint64_t cid, int64_t limit)
80 {
81 size_t size = sizeof(limit);
82 return __coalition_ledger(COALITION_LEDGER_SET_LOGICAL_WRITES_LIMIT, &cid, (void *)&limit, &size);
83 }
84