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	1	/*
	2	* Copyright (c) 2000-2003, 2006 Apple Computer, 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__
	38	int
	39	__SCDynamicStoreCopyNotifiedKeys(SCDynamicStoreRef store, CFArrayRef *notifierKeys)
	40	{
	41	SCDynamicStorePrivateRef storePrivate = (SCDynamicStorePrivateRef)store;
	42	CFStringRef sessionKey;
	43	CFDictionaryRef info;
	44	CFMutableDictionaryRef newInfo;
	45
	46	if ((store == NULL) \|\| (storePrivate->server == MACH_PORT_NULL)) {
	47	return kSCStatusNoStoreSession; /* you must have an open session to play */
	48	}
	49
	50	sessionKey = CFStringCreateWithFormat(NULL, NULL, CFSTR("%d"), storePrivate->server);
	51	info = CFDictionaryGetValue(sessionData, sessionKey);
	52	if ((info == NULL) \|\|
	53	(CFDictionaryContainsKey(info, kSCDChangedKeys) == FALSE)) {
	54	CFRelease(sessionKey);
	55	*notifierKeys = CFArrayCreate(NULL, NULL, 0, &kCFTypeArrayCallBacks);
	56	return kSCStatusOK;
	57	}
	58	newInfo = CFDictionaryCreateMutableCopy(NULL, 0, info);
	59
	60	*notifierKeys = CFDictionaryGetValue(newInfo, kSCDChangedKeys);
	61	CFRetain(*notifierKeys);
	62
	63	CFDictionaryRemoveValue(newInfo, kSCDChangedKeys);
	64	if (CFDictionaryGetCount(newInfo) > 0) {
	65	CFDictionarySetValue(sessionData, sessionKey, newInfo);
	66	} else {
	67	CFDictionaryRemoveValue(sessionData, sessionKey);
	68	}
	69	CFRelease(newInfo);
	70	CFRelease(sessionKey);
	71
	72	return kSCStatusOK;
	73	}
	74
	75
	76	__private_extern__
	77	kern_return_t
	78	_notifychanges(mach_port_t server,
	79	xmlDataOut_t listRef, / raw XML bytes */
	80	mach_msg_type_number_t *listLen,
	81	int *sc_status
	82	)
	83	{
	84	serverSessionRef mySession = getSession(server);
	85	CFArrayRef notifierKeys; /* array of CFStringRef's */
	86	Boolean ok;
	87
	88	*listRef = NULL;
	89	*listLen = 0;
	90
	91	if (mySession == NULL) {
	92	sc_status = kSCStatusNoStoreSession; / you must have an open session to play */
	93	return KERN_SUCCESS;
	94	}
	95
	96	*sc_status = __SCDynamicStoreCopyNotifiedKeys(mySession->store, &notifierKeys);
	97	if (*sc_status != kSCStatusOK) {
	98	return KERN_SUCCESS;
	99	}
	100
	101	/* serialize the array of keys */
	102	ok = _SCSerialize(notifierKeys, NULL, (void *)listRef, (CFIndex )listLen);
	103	CFRelease(notifierKeys);
	104	if (!ok) {
	105	*sc_status = kSCStatusFailed;
	106	return KERN_SUCCESS;
	107	}
	108
	109	return KERN_SUCCESS;
	110	}