SystemConfiguration.fproj/SCDNotifierSetKeys.c

   1 /*
   2  * Copyright (c) 2000, 2001, 2003-2005, 2009-2011, 2013, 2016, 2017, 2019 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 /*
  25  * Modification History
  26  *
  27  * June 1, 2001                 Allan Nathanson <ajn@apple.com>
  28  * - initial revision
  29  */
  30
  31 #include "SCDynamicStoreInternal.h"
  32 #include "config.h"             /* MiG generated file */
  33
  34 Boolean
  35 SCDynamicStoreSetNotificationKeys(SCDynamicStoreRef     store,
  36                                   CFArrayRef            keys,
  37                                   CFArrayRef            patterns)
  38 {
  39         SCDynamicStorePrivateRef        storePrivate = (SCDynamicStorePrivateRef)store;
  40         kern_return_t                   status;
  41         CFDataRef                       xmlKeys         = NULL; /* keys (XML serialized) */
  42         xmlData_t                       myKeysRef       = NULL; /* keys (serialized) */
  43         CFIndex                         myKeysLen       = 0;
  44         CFDataRef                       xmlPatterns     = NULL; /* patterns (XML serialized) */
  45         xmlData_t                       myPatternsRef   = NULL; /* patterns (serialized) */
  46         CFIndex                         myPatternsLen   = 0;
  47         int                             sc_status;
  48         CFMutableArrayRef               tmp;
  49
  50         if (store == NULL) {
  51                 /* sorry, you must provide a session */
  52                 _SCErrorSet(kSCStatusNoStoreSession);
  53                 return FALSE;
  54         }
  55
  56         if (storePrivate->server == MACH_PORT_NULL) {
  57                 _SCErrorSet(kSCStatusNoStoreServer);
  58                 return FALSE;   /* you must have an open session to play */
  59         }
  60
  61         /* serialize the keys */
  62         if (keys != NULL) {
  63                 if (!_SCSerialize(keys, &xmlKeys, (void **)&myKeysRef, &myKeysLen)) {
  64                         _SCErrorSet(kSCStatusFailed);
  65                         return FALSE;
  66                 }
  67         }
  68
  69         /* serialize the patterns */
  70         if (patterns != NULL) {
  71                 if (!_SCSerialize(patterns, &xmlPatterns, (void **)&myPatternsRef, &myPatternsLen)) {
  72                         if (xmlKeys != NULL) CFRelease(xmlKeys);
  73                         _SCErrorSet(kSCStatusFailed);
  74                         return FALSE;
  75                 }
  76         }
  77
  78
  79     retry :
  80
  81         /* send the keys and patterns, fetch the associated result from the server */
  82         status = notifyset(storePrivate->server,
  83                            myKeysRef,
  84                            (mach_msg_type_number_t)myKeysLen,
  85                            myPatternsRef,
  86                            (mach_msg_type_number_t)myPatternsLen,
  87                            (int *)&sc_status);
  88
  89         if (__SCDynamicStoreCheckRetryAndHandleError(store,
  90                                                      status,
  91                                                      &sc_status,
  92                                                      "SCDynamicStoreSetNotificationKeys notifyset()")) {
  93                 goto retry;
  94         }
  95
  96         /* clean up */
  97         if (xmlKeys != NULL)            CFRelease(xmlKeys);
  98         if (xmlPatterns != NULL)        CFRelease(xmlPatterns);
  99
 100         if (sc_status != kSCStatusOK) {
 101                 _SCErrorSet(sc_status);
 102                 return FALSE;
 103         }
 104
 105         /* in case we need to re-connect, save the keys/patterns */
 106         tmp = (keys != NULL) ? CFArrayCreateMutableCopy(NULL, 0, keys) : NULL;
 107         if (storePrivate->keys != NULL) CFRelease(storePrivate->keys);
 108         storePrivate->keys = tmp;
 109
 110         tmp = (patterns != NULL) ? CFArrayCreateMutableCopy(NULL, 0, patterns) : NULL;
 111         if (storePrivate->patterns != NULL) CFRelease(storePrivate->patterns);
 112         storePrivate->patterns = tmp;
 113
 114         return TRUE;
 115 }