1/* 2 * Copyright (c) 2014 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#include "preferences.h" 25 26dispatch_queue_t __PreferencesGetQueue( void ) 27{ 28 static dispatch_once_t once; 29 static dispatch_queue_t queue; 30 31 dispatch_once( &once, ^ 32 { 33 queue = dispatch_queue_create( 0, 0 ); 34 } ); 35 36 return queue; 37} 38 39void _PreferencesAppendArrayValue( CFStringRef key, CFPropertyListRef value ) 40{ 41 dispatch_sync( __PreferencesGetQueue( ), ^ 42 { 43 CFArrayRef array; 44 CFMutableArrayRef mutableArray; 45 46 array = _PreferencesCopyValue( key ); 47 48 if ( array ) 49 { 50 mutableArray = CFArrayCreateMutableCopy( kCFAllocatorDefault, 0, array ); 51 52 CFRelease( array ); 53 } 54 else 55 { 56 mutableArray = CFArrayCreateMutable( kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks ); 57 } 58 59 if ( mutableArray ) 60 { 61 CFArrayAppendValue( mutableArray, value ); 62 63 _PreferencesSetValue( key, mutableArray ); 64 65 CFRelease( mutableArray ); 66 } 67 } ); 68} 69 70CFPropertyListRef _PreferencesCopyValue( CFStringRef key ) 71{ 72 return CFPreferencesCopyAppValue( key, kCFPreferencesCurrentApplication ); 73} 74 75void _PreferencesSetValue( CFStringRef key, CFPropertyListRef value ) 76{ 77 CFPreferencesSetAppValue( key, value, kCFPreferencesCurrentApplication ); 78 79 CFPreferencesAppSynchronize( kCFPreferencesCurrentApplication ); 80} 81 82