1/* 2 * Copyright (c) 2000-2004, 2006, 2011, 2013 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 "configd.h" 35#include "session.h" 36 37__private_extern__ 38int 39__SCDynamicStoreCopyNotifiedKeys(SCDynamicStoreRef store, CFArrayRef *notifierKeys) 40{ 41 SCDynamicStorePrivateRef storePrivate = (SCDynamicStorePrivateRef)store; 42 CFStringRef sessionKey; 43 CFDictionaryRef info; 44 CFMutableDictionaryRef newInfo; 45 46 sessionKey = CFStringCreateWithFormat(NULL, NULL, CFSTR("%d"), storePrivate->server); 47 info = CFDictionaryGetValue(sessionData, sessionKey); 48 if ((info == NULL) || 49 (CFDictionaryContainsKey(info, kSCDChangedKeys) == FALSE)) { 50 CFRelease(sessionKey); 51 *notifierKeys = CFArrayCreate(NULL, NULL, 0, &kCFTypeArrayCallBacks); 52 return kSCStatusOK; 53 } 54 newInfo = CFDictionaryCreateMutableCopy(NULL, 0, info); 55 56 *notifierKeys = CFDictionaryGetValue(newInfo, kSCDChangedKeys); 57 CFRetain(*notifierKeys); 58 59 CFDictionaryRemoveValue(newInfo, kSCDChangedKeys); 60 if (CFDictionaryGetCount(newInfo) > 0) { 61 CFDictionarySetValue(sessionData, sessionKey, newInfo); 62 } else { 63 CFDictionaryRemoveValue(sessionData, sessionKey); 64 } 65 CFRelease(newInfo); 66 CFRelease(sessionKey); 67 68 return kSCStatusOK; 69} 70 71 72__private_extern__ 73kern_return_t 74_notifychanges(mach_port_t server, 75 xmlDataOut_t *listRef, /* raw XML bytes */ 76 mach_msg_type_number_t *listLen, 77 int *sc_status 78) 79{ 80 CFIndex len; 81 serverSessionRef mySession = getSession(server); 82 CFArrayRef notifierKeys; /* array of CFStringRef's */ 83 Boolean ok; 84 85 *listRef = NULL; 86 *listLen = 0; 87 88 if (mySession == NULL) { 89 *sc_status = kSCStatusNoStoreSession; /* you must have an open session to play */ 90 return KERN_SUCCESS; 91 } 92 93 *sc_status = __SCDynamicStoreCopyNotifiedKeys(mySession->store, ¬ifierKeys); 94 if (*sc_status != kSCStatusOK) { 95 return KERN_SUCCESS; 96 } 97 98 /* serialize the array of keys */ 99 ok = _SCSerialize(notifierKeys, NULL, (void **)listRef, &len); 100 *listLen = (mach_msg_type_number_t)len; 101 CFRelease(notifierKeys); 102 if (!ok) { 103 *sc_status = kSCStatusFailed; 104 return KERN_SUCCESS; 105 } 106 107 return KERN_SUCCESS; 108} 109