scutil.tproj/session.c

   1 /*
   2  * Copyright (c) 2000-2004, 2010, 2011, 2017, 2018 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  * November 9, 2000             Allan Nathanson <ajn@apple.com>
  31  * - initial revision
  32  */
  33
  34 #include "scutil.h"
  35 #include "cache.h"
  36 #include "session.h"
  37 #include "notifications.h"
  38
  39
  40 static void
  41 reconnected(SCDynamicStoreRef store, void *info)
  42 {
  43 #pragma unused(store)
  44 #pragma unused(info)
  45         SCPrint(TRUE, stdout, CFSTR("SCDynamicStore server restarted, session reconnected\n"));
  46         return;
  47 }
  48
  49
  50 __private_extern__
  51 void
  52 do_open(int argc, char **argv)
  53 {
  54 #pragma unused(argv)
  55         if (store) {
  56                 CFRelease(store);
  57                 CFRelease(watchedKeys);
  58                 CFRelease(watchedPatterns);
  59         }
  60
  61         if (argc < 1) {
  62                 store = SCDynamicStoreCreate(NULL, CFSTR("scutil"), storeCallback, NULL);
  63         } else {
  64                 CFMutableDictionaryRef  options;
  65
  66                 options = CFDictionaryCreateMutable(NULL,
  67                                                     0,
  68                                                     &kCFTypeDictionaryKeyCallBacks,
  69                                                     &kCFTypeDictionaryValueCallBacks);
  70                 CFDictionarySetValue(options, kSCDynamicStoreUseSessionKeys, kCFBooleanTrue);
  71                 store = SCDynamicStoreCreateWithOptions(NULL,
  72                                                         CFSTR("scutil"),
  73                                                         options,
  74                                                         storeCallback,
  75                                                         NULL);
  76                 CFRelease(options);
  77         }
  78         if (store == NULL) {
  79                 SCPrint(TRUE, stdout, CFSTR("  %s\n"), SCErrorString(SCError()));
  80                 return;
  81         }
  82
  83         (void) SCDynamicStoreSetDisconnectCallBack(store, reconnected);
  84
  85         watchedKeys     = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
  86         watchedPatterns = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
  87
  88         _SCDynamicStoreCacheClose(store);
  89
  90         return;
  91 }
  92
  93
  94 __private_extern__
  95 void
  96 do_close(int argc, char **argv)
  97 {
  98 #pragma unused(argc)
  99 #pragma unused(argv)
 100         if (notifyRls != NULL) {
 101                 if (doDispatch) {
 102                         (void) SCDynamicStoreSetDispatchQueue(store, NULL);
 103                 } else {
 104                         CFRunLoopSourceInvalidate(notifyRls);
 105                         CFRelease(notifyRls);
 106                 }
 107                 notifyRls = NULL;
 108         }
 109
 110         if (notifyRl != NULL) {
 111                 CFRunLoopStop(notifyRl);
 112                 notifyRl  = NULL;
 113         }
 114
 115         if (store != NULL) {
 116                 CFRelease(store);
 117                 store = NULL;
 118                 CFRelease(watchedKeys);
 119                 watchedKeys = NULL;
 120                 CFRelease(watchedPatterns);
 121                 watchedPatterns = NULL;
 122         }
 123
 124         _SCDynamicStoreCacheClose(store);
 125
 126         return;
 127 }