1/* 2 * Copyright (c) 2000, 2001, 2003-2006, 2009 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 31, 2000 Allan Nathanson <ajn@apple.com> 31 * - initial revision 32 */ 33 34#include <unistd.h> 35 36#include "configd.h" 37#include "session.h" 38 39 40__private_extern__ 41int 42__SCDynamicStoreNotifyCancel(SCDynamicStoreRef store) 43{ 44 SCDynamicStorePrivateRef storePrivate = (SCDynamicStorePrivateRef)store; 45 46 /* 47 * cleanup any mach port based notifications. 48 */ 49 if (storePrivate->notifyPort != MACH_PORT_NULL) { 50 __MACH_PORT_DEBUG(TRUE, "*** __SCDynamicStoreNotifyCancel (notify port)", storePrivate->notifyPort); 51 (void) mach_port_deallocate(mach_task_self(), storePrivate->notifyPort); 52 storePrivate->notifyPort = MACH_PORT_NULL; 53 } 54 55 /* 56 * cleanup any file based notifications. 57 */ 58 if (storePrivate->notifyFile != -1) { 59 // close (notification) fd 60 (void) close(storePrivate->notifyFile); 61 storePrivate->notifyFile = -1; 62 } 63 64 /* 65 * cleanup any signal notifications. 66 */ 67 if (storePrivate->notifySignal > 0) { 68 __MACH_PORT_DEBUG(TRUE, "*** __SCDynamicStoreNotifyCancel (signal)", storePrivate->notifySignalTask); 69 (void) mach_port_deallocate(mach_task_self(), storePrivate->notifySignalTask); 70 storePrivate->notifySignal = 0; 71 storePrivate->notifySignalTask = TASK_NULL; 72 } 73 74 /* remove this session from the to-be-notified list */ 75 if (needsNotification) { 76 CFNumberRef num; 77 78 num = CFNumberCreate(NULL, kCFNumberIntType, &storePrivate->server); 79 CFSetRemoveValue(needsNotification, num); 80 CFRelease(num); 81 82 if (CFSetGetCount(needsNotification) == 0) { 83 CFRelease(needsNotification); 84 needsNotification = NULL; 85 } 86 } 87 88 /* set notifier inactive */ 89 storePrivate->notifyStatus = NotifierNotRegistered; 90 91 return kSCStatusOK; 92} 93 94 95__private_extern__ 96kern_return_t 97_notifycancel(mach_port_t server, 98 int *sc_status) 99{ 100 serverSessionRef mySession = getSession(server); 101 102 if (mySession == NULL) { 103 *sc_status = kSCStatusNoStoreSession; /* you must have an open session to play */ 104 return KERN_SUCCESS; 105 } 106 107 __MACH_PORT_DEBUG(((SCDynamicStorePrivateRef)mySession->store)->notifyPort != MACH_PORT_NULL, 108 "*** _notifycancel", 109 ((SCDynamicStorePrivateRef)mySession->store)->notifyPort); 110 *sc_status = __SCDynamicStoreNotifyCancel(mySession->store); 111 return KERN_SUCCESS; 112} 113