configd.tproj/_configadd_s.c

   1 /*
   2  * Copyright (c) 2000-2003 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25
  26 /*
  27  * Modification History
  28  *
  29  * June 1, 2001                 Allan Nathanson <ajn@apple.com>
  30  * - public API conversion
  31  *
  32  * October 17, 2000             Allan Nathanson <ajn@apple.com>
  33  * - initial revision
  34  */
  35
  36 #include "configd.h"
  37 #include "session.h"
  38
  39 __private_extern__
  40 int
  41 __SCDynamicStoreAddTemporaryValue(SCDynamicStoreRef store, CFStringRef key, CFDataRef value)
  42 {
  43         SCDynamicStorePrivateRef        storePrivate = (SCDynamicStorePrivateRef)store;
  44         int                             sc_status = kSCStatusOK;
  45         CFStringRef                     sessionKey;
  46         CFDictionaryRef                 dict;
  47         CFMutableDictionaryRef          newDict;
  48         CFArrayRef                      keys;
  49         CFMutableArrayRef               newKeys;
  50
  51         if (_configd_verbose) {
  52                 CFPropertyListRef       val;
  53
  54                 (void) _SCUnserialize(&val, value, NULL, NULL);
  55                 SCLog(TRUE, LOG_DEBUG, CFSTR("__SCDynamicStoreAddTemporaryValue:"));
  56                 SCLog(TRUE, LOG_DEBUG, CFSTR("  key          = %@"), key);
  57                 SCLog(TRUE, LOG_DEBUG, CFSTR("  value        = %@"), val);
  58                 CFRelease(val);
  59         }
  60
  61         if (!store || (storePrivate->server == MACH_PORT_NULL)) {
  62                 return kSCStatusNoStoreSession; /* you must have an open session to play */
  63         }
  64
  65         /*
  66          * 1. Add the key
  67          */
  68         sc_status = __SCDynamicStoreAddValue(store, key, value);
  69         if (sc_status != kSCStatusOK) {
  70                 SCLog(_configd_verbose, LOG_DEBUG, CFSTR("  __SCDynamicStoreAddValue(): %s"), SCErrorString(sc_status));
  71                 return sc_status;
  72         }
  73
  74         /*
  75          * 2. Create the session key
  76          */
  77         sessionKey = CFStringCreateWithFormat(NULL, NULL, CFSTR("%d"), storePrivate->server);
  78
  79         /*
  80          * 3. Add this key to my list of per-session keys
  81          */
  82         dict = CFDictionaryGetValue(sessionData, sessionKey);
  83         keys = CFDictionaryGetValue(dict, kSCDSessionKeys);
  84         if ((keys == NULL) ||
  85             (CFArrayGetFirstIndexOfValue(keys,
  86                                          CFRangeMake(0, CFArrayGetCount(keys)),
  87                                          key) == -1)) {
  88                 /*
  89                  * if no session keys defined "or" keys defined but not
  90                  * this one...
  91                  */
  92                 if (keys) {
  93                         /* this is a new session key */
  94                         newKeys = CFArrayCreateMutableCopy(NULL, 0, keys);
  95                 } else {
  96                         /* this is an additional session key */
  97                         newKeys = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
  98                 }
  99                 CFArrayAppendValue(newKeys, key);
 100
 101                 /* update session dictionary */
 102                 newDict = CFDictionaryCreateMutableCopy(NULL, 0, dict);
 103                 CFDictionarySetValue(newDict, kSCDSessionKeys, newKeys);
 104                 CFRelease(newKeys);
 105                 CFDictionarySetValue(sessionData, sessionKey, newDict);
 106                 CFRelease(newDict);
 107         }
 108
 109         /*
 110          * 4. Mark the key as a "session" key and track the creator.
 111          */
 112         dict    = CFDictionaryGetValue(storeData, key);
 113         newDict = CFDictionaryCreateMutableCopy(NULL, 0, dict);
 114         CFDictionarySetValue(newDict, kSCDSession, sessionKey);
 115         CFDictionarySetValue(storeData, key, newDict);
 116         CFRelease(newDict);
 117
 118         CFRelease(sessionKey);
 119         return sc_status;
 120 }
 121
 122
 123 __private_extern__
 124 kern_return_t
 125 _configadd_s(mach_port_t                server,
 126              xmlData_t                  keyRef,         /* raw XML bytes */
 127              mach_msg_type_number_t     keyLen,
 128              xmlData_t                  dataRef,        /* raw XML bytes */
 129              mach_msg_type_number_t     dataLen,
 130              int                        *newInstance,
 131              int                        *sc_status
 132 )
 133 {
 134         serverSessionRef        mySession = getSession(server);
 135         CFStringRef             key;            /* key  (un-serialized) */
 136         CFDataRef               data;           /* data (un-serialized) */
 137
 138         if (_configd_verbose) {
 139                 SCLog(TRUE, LOG_DEBUG, CFSTR("Add (session) key to configuration database."));
 140                 SCLog(TRUE, LOG_DEBUG, CFSTR("  server = %d"), server);
 141         }
 142
 143         *sc_status = kSCStatusOK;
 144
 145         /* un-serialize the key */
 146         if (!_SCUnserializeString(&key, NULL, (void *)keyRef, keyLen)) {
 147                 *sc_status = kSCStatusFailed;
 148         } else if (!isA_CFString(key)) {
 149                 *sc_status = kSCStatusInvalidArgument;
 150         }
 151
 152         /* un-serialize the data */
 153         if (!_SCUnserializeData(&data, (void *)dataRef, dataLen)) {
 154                 *sc_status = kSCStatusFailed;
 155         }
 156
 157         if (!mySession) {
 158                 *sc_status = kSCStatusNoStoreSession;   /* you must have an open session to play */
 159         }
 160
 161         if (*sc_status != kSCStatusOK) {
 162                 if (key)        CFRelease(key);
 163                 if (data)       CFRelease(data);
 164                 return KERN_SUCCESS;
 165         }
 166
 167         *sc_status = __SCDynamicStoreAddTemporaryValue(mySession->store, key, data);
 168         if (*sc_status == kSCStatusOK) {
 169                 *newInstance = 1;
 170         }
 171         CFRelease(key);
 172         CFRelease(data);
 173
 174         return KERN_SUCCESS;
 175 }