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  * 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  * October 17, 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 __SCDynamicStoreAddTemporaryValue(SCDynamicStoreRef store, CFStringRef key, CFDataRef value)
  40 {
  41         SCDynamicStorePrivateRef        storePrivate = (SCDynamicStorePrivateRef)store;
  42         int                             sc_status = kSCStatusOK;
  43         CFStringRef                     sessionKey;
  44         CFDictionaryRef                 dict;
  45         CFMutableDictionaryRef          newDict;
  46         CFArrayRef                      keys;
  47         CFMutableArrayRef               newKeys;
  48
  49         if (_configd_verbose) {
  50                 CFPropertyListRef       val;
  51
  52                 (void) _SCUnserialize(&val, value, NULL, NULL);
  53                 SCLog(TRUE, LOG_DEBUG, CFSTR("__SCDynamicStoreAddTemporaryValue:"));
  54                 SCLog(TRUE, LOG_DEBUG, CFSTR("  key          = %@"), key);
  55                 SCLog(TRUE, LOG_DEBUG, CFSTR("  value        = %@"), val);
  56                 CFRelease(val);
  57         }
  58
  59         if (!store || (storePrivate->server == MACH_PORT_NULL)) {
  60                 return kSCStatusNoStoreSession; /* you must have an open session to play */
  61         }
  62
  63         /*
  64          * 1. Add the key
  65          */
  66         sc_status = __SCDynamicStoreAddValue(store, key, value);
  67         if (sc_status != kSCStatusOK) {
  68                 SCLog(_configd_verbose, LOG_DEBUG, CFSTR("  __SCDynamicStoreAddValue(): %s"), SCErrorString(sc_status));
  69                 return sc_status;
  70         }
  71
  72         /*
  73          * 2. Create the session key
  74          */
  75         sessionKey = CFStringCreateWithFormat(NULL, NULL, CFSTR("%d"), storePrivate->server);
  76
  77         /*
  78          * 3. Add this key to my list of per-session keys
  79          */
  80         dict = CFDictionaryGetValue(sessionData, sessionKey);
  81         keys = CFDictionaryGetValue(dict, kSCDSessionKeys);
  82         if ((keys == NULL) ||
  83             (CFArrayGetFirstIndexOfValue(keys,
  84                                          CFRangeMake(0, CFArrayGetCount(keys)),
  85                                          key) == -1)) {
  86                 /*
  87                  * if no session keys defined "or" keys defined but not
  88                  * this one...
  89                  */
  90                 if (keys) {
  91                         /* this is a new session key */
  92                         newKeys = CFArrayCreateMutableCopy(NULL, 0, keys);
  93                 } else {
  94                         /* this is an additional session key */
  95                         newKeys = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
  96                 }
  97                 CFArrayAppendValue(newKeys, key);
  98
  99                 /* update session dictionary */
 100                 newDict = CFDictionaryCreateMutableCopy(NULL, 0, dict);
 101                 CFDictionarySetValue(newDict, kSCDSessionKeys, newKeys);
 102                 CFRelease(newKeys);
 103                 CFDictionarySetValue(sessionData, sessionKey, newDict);
 104                 CFRelease(newDict);
 105         }
 106
 107         /*
 108          * 4. Mark the key as a "session" key and track the creator.
 109          */
 110         dict    = CFDictionaryGetValue(storeData, key);
 111         newDict = CFDictionaryCreateMutableCopy(NULL, 0, dict);
 112         CFDictionarySetValue(newDict, kSCDSession, sessionKey);
 113         CFDictionarySetValue(storeData, key, newDict);
 114         CFRelease(newDict);
 115
 116         CFRelease(sessionKey);
 117         return sc_status;
 118 }
 119
 120
 121 __private_extern__
 122 kern_return_t
 123 _configadd_s(mach_port_t                server,
 124              xmlData_t                  keyRef,         /* raw XML bytes */
 125              mach_msg_type_number_t     keyLen,
 126              xmlData_t                  dataRef,        /* raw XML bytes */
 127              mach_msg_type_number_t     dataLen,
 128              int                        *newInstance,
 129              int                        *sc_status
 130 )
 131 {
 132         serverSessionRef        mySession = getSession(server);
 133         CFStringRef             key;            /* key  (un-serialized) */
 134         CFDataRef               data;           /* data (un-serialized) */
 135
 136         if (_configd_verbose) {
 137                 SCLog(TRUE, LOG_DEBUG, CFSTR("Add (session) key to configuration database."));
 138                 SCLog(TRUE, LOG_DEBUG, CFSTR("  server = %d"), server);
 139         }
 140
 141         *sc_status = kSCStatusOK;
 142
 143         /* un-serialize the key */
 144         if (!_SCUnserializeString(&key, NULL, (void *)keyRef, keyLen)) {
 145                 *sc_status = kSCStatusFailed;
 146         } else if (!isA_CFString(key)) {
 147                 *sc_status = kSCStatusInvalidArgument;
 148         }
 149
 150         /* un-serialize the data */
 151         if (!_SCUnserializeData(&data, (void *)dataRef, dataLen)) {
 152                 *sc_status = kSCStatusFailed;
 153         }
 154
 155         if (!mySession) {
 156                 *sc_status = kSCStatusNoStoreSession;   /* you must have an open session to play */
 157         }
 158
 159         if (*sc_status != kSCStatusOK) {
 160                 if (key)        CFRelease(key);
 161                 if (data)       CFRelease(data);
 162                 return KERN_SUCCESS;
 163         }
 164
 165         *sc_status = __SCDynamicStoreAddTemporaryValue(mySession->store, key, data);
 166         if (*sc_status == kSCStatusOK) {
 167                 *newInstance = 1;
 168         }
 169         CFRelease(key);
 170         CFRelease(data);
 171
 172         return KERN_SUCCESS;
 173 }