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1 /*
2 * Copyright (c) 2000-2005, 2009-2011, 2013, 2016, 2017, 2019 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
24 /*
25 * Modification History
26 *
27 * June 1, 2001 Allan Nathanson <ajn@apple.com>
28 * - public API conversion
29 *
30 * March 24, 2000 Allan Nathanson <ajn@apple.com>
31 * - initial revision
32 */
33
34 #include "SCDynamicStoreInternal.h"
35 #include "config.h" /* MiG generated file */
36
37
38 static void
39 addKey(CFMutableArrayRef *keysP, CFStringRef key)
40 {
41 if (*keysP == NULL) {
42 *keysP = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
43 }
44
45 CFArrayAppendValue(*keysP, key);
46 return;
47 }
48
49
50 Boolean
51 SCDynamicStoreAddWatchedKey(SCDynamicStoreRef store, CFStringRef key, Boolean isRegex)
52 {
53 SCDynamicStorePrivateRef storePrivate = (SCDynamicStorePrivateRef)store;
54 kern_return_t status;
55 CFDataRef utfKey; /* serialized key */
56 xmlData_t myKeyRef;
57 CFIndex myKeyLen;
58 int sc_status;
59
60 if (store == NULL) {
61 /* sorry, you must provide a session */
62 _SCErrorSet(kSCStatusNoStoreSession);
63 return FALSE;
64 }
65
66 if (storePrivate->server == MACH_PORT_NULL) {
67 /* sorry, you must have an open session to play */
68 _SCErrorSet(kSCStatusNoStoreServer);
69 return FALSE;
70 }
71
72 /* serialize the key */
73 if (!_SCSerializeString(key, &utfKey, (void **)&myKeyRef, &myKeyLen)) {
74 _SCErrorSet(kSCStatusFailed);
75 return FALSE;
76 }
77
78 retry :
79
80 /* send the key to the server */
81 status = notifyadd(storePrivate->server,
82 myKeyRef,
83 (mach_msg_type_number_t)myKeyLen,
84 isRegex,
85 (int *)&sc_status);
86
87 if (__SCDynamicStoreCheckRetryAndHandleError(store,
88 status,
89 &sc_status,
90 "SCDynamicStoreAddWatchedKey notifyadd()")) {
91 goto retry;
92 }
93
94 /* clean up */
95 CFRelease(utfKey);
96
97 if (sc_status != kSCStatusOK) {
98 _SCErrorSet(sc_status);
99 return FALSE;
100 }
101
102 if (isRegex) {
103 addKey(&storePrivate->patterns, key);
104 } else {
105 addKey(&storePrivate->keys, key);
106 }
107 return TRUE;
108 }