git.saurik.com Git - apple/configd.git/blame_incremental

... / ...

Commit	Line	Data
	1	/*
	2	* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22
	23	/*
	24	* Modification History
	25	*
	26	* June 1, 2001 Allan Nathanson <ajn@apple.com>
	27	* - public API conversion
	28	*
	29	* June 20, 2000 Allan Nathanson <ajn@apple.com>
	30	* - initial revision
	31	*/
	32
	33	#include "configd.h"
	34	#include "session.h"
	35
	36	int
	37	__SCDynamicStoreTouchValue(SCDynamicStoreRef store, CFStringRef key)
	38	{
	39	SCDynamicStorePrivateRef storePrivate = (SCDynamicStorePrivateRef)store;
	40	int sc_status;
	41	Boolean newValue = FALSE;
	42	CFPropertyListRef value;
	43
	44	SCLog(_configd_verbose, LOG_DEBUG, CFSTR("__SCDynamicStoreTouchValue:"));
	45	SCLog(_configd_verbose, LOG_DEBUG, CFSTR(" key = %@"), key);
	46
	47	if (!store \|\| (storePrivate->server == MACH_PORT_NULL)) {
	48	return kSCStatusNoStoreSession; /* you must have an open session to play */
	49	}
	50
	51	/*
	52	* 1. Ensure that we hold the lock.
	53	*/
	54	sc_status = __SCDynamicStoreLock(store, TRUE);
	55	if (sc_status != kSCStatusOK) {
	56	return sc_status;
	57	}
	58
	59	/*
	60	* 2. Grab the current (or establish a new) store entry for this key.
	61	*/
	62	sc_status = __SCDynamicStoreCopyValue(store, key, &value);
	63	switch (sc_status) {
	64	case kSCStatusNoKey :
	65	/* store entry does not exist, create */
	66	value = CFDateCreate(NULL, CFAbsoluteTimeGetCurrent());
	67	newValue = TRUE;
	68	SCLog(_configd_verbose, LOG_DEBUG, CFSTR(" new time stamp = %@"), value);
	69	break;
	70
	71	case kSCStatusOK :
	72	/* store entry exists */
	73	if (isA_CFDate(value)) {
	74	/* the value is a CFDate, update the time stamp */
	75	CFRelease(value);
	76	value = CFDateCreate(NULL, CFAbsoluteTimeGetCurrent());
	77	newValue = TRUE;
	78	SCLog(_configd_verbose, LOG_DEBUG, CFSTR(" new time stamp = %@"), value);
	79	} /* else, we'll just save the data (again) to bump the instance */
	80	break;
	81
	82	default :
	83	SCLog(_configd_verbose, LOG_DEBUG, CFSTR(" __SCDynamicStoreCopyValue(): %s"), SCErrorString(sc_status));
	84	goto done;
	85	}
	86
	87	sc_status = __SCDynamicStoreSetValue(store, key, value);
	88
	89	if (newValue) {
	90	CFRelease(value);
	91	}
	92
	93	done :
	94
	95	/*
	96	* 8. Release our lock.
	97	*/
	98	__SCDynamicStoreUnlock(store, TRUE);
	99
	100	return kSCStatusOK;
	101	}
	102
	103
	104	kern_return_t
	105	_configtouch(mach_port_t server,
	106	xmlData_t keyRef, /* raw XML bytes */
	107	mach_msg_type_number_t keyLen,
	108	int *sc_status
	109	)
	110	{
	111	serverSessionRef mySession = getSession(server);
	112	CFStringRef key; /* key (un-serialized) */
	113
	114	SCLog(_configd_verbose, LOG_DEBUG, CFSTR("Touch key in configuration database."));
	115	SCLog(_configd_verbose, LOG_DEBUG, CFSTR(" server = %d"), server);
	116
	117	/* un-serialize the key */
	118	if (!_SCUnserialize((CFPropertyListRef )&key, (void )keyRef, keyLen)) {
	119	*sc_status = kSCStatusFailed;
	120	return KERN_SUCCESS;
	121	}
	122
	123	if (!isA_CFString(key)) {
	124	CFRelease(key);
	125	*sc_status = kSCStatusInvalidArgument;
	126	return KERN_SUCCESS;
	127	}
	128
	129	*sc_status = __SCDynamicStoreTouchValue(mySession->store, key);
	130	CFRelease(key);
	131
	132	return KERN_SUCCESS;
	133	}