Keychain/DefaultKeychain.cpp

   1 /*
   2  * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 /*
  20     File:               DefaultKeychain.cpp
  21
  22     Contains:   User preference for default keychain
  23
  24     Copyright:  2000 by Apple Computer, Inc., all rights reserved.
  25
  26     To Do:
  27 */
  28
  29 #include "DefaultKeychain.h"
  30
  31 #include "CCallbackMgr.h"
  32 #include "KCEventNotifier.h"
  33 #include "Keychains.h"
  34 #include "Globals.h"
  35 #include "KCExceptions.h"
  36
  37 using namespace KeychainCore;
  38 using namespace CssmClient;
  39
  40 DefaultKeychain::DefaultKeychain() : mPref(CFSTR("DefaultKeychain"))
  41 {
  42 }
  43
  44 // Set/Get via DLDbIdentifier
  45 void DefaultKeychain::dLDbIdentifier(const DLDbIdentifier& keychainID)
  46 {
  47     DLDbList& theList=mPref.list();
  48     if (theList.size()>0 && keychainID==theList[0])             // already the default keychain
  49         return;
  50     theList.clear();
  51     mPref.add(keychainID);                      // destructor will save
  52     mPref.save();
  53     KCEventNotifier::PostKeychainEvent(kSecDefaultChangedEvent, keychainID);
  54     defaultID = keychainID;
  55 }
  56
  57 // unset default
  58 void DefaultKeychain::unset()
  59 {
  60     DLDbList& theList=mPref.list();
  61         theList.clear();
  62         mPref.clearDefaultKeychain();
  63         KCEventNotifier::PostKeychainEvent(kSecDefaultChangedEvent);
  64 }
  65
  66 void DefaultKeychain::reload(bool force)
  67 {
  68         if (!defaultID || mPref.revert(force))
  69     {
  70         DLDbList& theList=mPref.list();
  71         if (theList.size()==0)
  72             MacOSError::throwMe(errSecNoDefaultKeychain);
  73         defaultID = theList[0];
  74     }
  75 }
  76
  77 DLDbIdentifier DefaultKeychain::dLDbIdentifier()
  78 {
  79     reload();
  80     return defaultID;
  81 }
  82
  83 // Set/Get via Keychain
  84 void DefaultKeychain::keychain(const Keychain& keychain)
  85 {
  86     DefaultKeychain::dLDbIdentifier(keychain->dLDbIdentifier());        // call the main "set" routine
  87 }
  88
  89 Keychain DefaultKeychain::keychain()    // was: GetTimedDefaultKC
  90 {
  91     return globals().storageManager.keychain(dLDbIdentifier());
  92 }
  93
  94 bool DefaultKeychain::isSet()
  95 {
  96     return mPref.list().size() != 0;
  97 }