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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 #include <sys/types.h>
24 #include <regex.h>
25
26 #include <mach/mach.h>
27 #include <mach/mach_error.h>
28
29 #include <SystemConfiguration/SCD.h>
30 #include "config.h" /* MiG generated file */
31 #include "SCDPrivate.h"
32
33
34 SCDStatus
35 SCDNotifierAdd(SCDSessionRef session, CFStringRef key, int regexOptions)
36 {
37 SCDSessionPrivateRef sessionPrivate = (SCDSessionPrivateRef)session;
38 kern_return_t status;
39 CFDataRef xmlKey; /* serialized key */
40 xmlData_t myKeyRef;
41 CFIndex myKeyLen;
42 SCDStatus scd_status;
43
44 SCDLog(LOG_DEBUG, CFSTR("SCDNotifierAdd:"));
45 SCDLog(LOG_DEBUG, CFSTR(" key = %@"), key);
46 SCDLog(LOG_DEBUG, CFSTR(" regexOptions = %0o"), regexOptions);
47
48 if (key == NULL) {
49 return SCD_INVALIDARGUMENT; /* no key specified */
50 }
51
52 if ((session == NULL) || (sessionPrivate->server == MACH_PORT_NULL)) {
53 return SCD_NOSESSION; /* you can't do anything with a closed session */
54 }
55
56 /*
57 * add new key after checking if key has already been defined
58 */
59 if (regexOptions & kSCDRegexKey) {
60 if (CFSetContainsValue(sessionPrivate->reKeys, key))
61 return SCD_EXISTS; /* sorry, key already exists in notifier list */
62 CFSetAddValue(sessionPrivate->reKeys, key); /* add key to this sessions notifier list */
63 } else {
64 if (CFSetContainsValue(sessionPrivate->keys, key))
65 return SCD_EXISTS; /* sorry, key already exists in notifier list */
66 CFSetAddValue(sessionPrivate->keys, key); /* add key to this sessions notifier list */
67 }
68
69 /* serialize the key */
70 xmlKey = CFPropertyListCreateXMLData(NULL, key);
71 myKeyRef = (xmlData_t)CFDataGetBytePtr(xmlKey);
72 myKeyLen = CFDataGetLength(xmlKey);
73
74 /* send the key & data to the server */
75 status = notifyadd(sessionPrivate->server,
76 myKeyRef,
77 myKeyLen,
78 regexOptions,
79 (int *)&scd_status);
80
81 /* clean up */
82 CFRelease(xmlKey);
83
84 if (status != KERN_SUCCESS) {
85 if (status != MACH_SEND_INVALID_DEST)
86 SCDLog(LOG_DEBUG, CFSTR("notifyadd(): %s"), mach_error_string(status));
87 (void) mach_port_destroy(mach_task_self(), sessionPrivate->server);
88 sessionPrivate->server = MACH_PORT_NULL;
89 return SCD_NOSERVER;
90 }
91
92 return scd_status;
93 }