Keychain/KeyItem.cpp

   1 /*
   2  * Copyright (c) 2002 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 // KeyItem.cpp
  20 //
  21 #include <Security/KeyItem.h>
  22 #include <CoreServices/../Frameworks/CarbonCore.framework/Headers/MacErrors.h>
  23
  24 using namespace KeychainCore;
  25
  26 KeyItem::KeyItem(const Keychain &keychain, const PrimaryKey &primaryKey, const CssmClient::DbUniqueRecord &uniqueId) :
  27         ItemImpl(keychain, primaryKey, uniqueId),
  28         mKey(NULL)
  29 {
  30 }
  31
  32 KeyItem::KeyItem(const Keychain &keychain, const PrimaryKey &primaryKey)  :
  33         ItemImpl(keychain, primaryKey),
  34         mKey(NULL)
  35 {
  36 }
  37
  38 KeyItem::KeyItem(KeyItem &keyItem) :
  39         ItemImpl(keyItem),
  40         mKey(NULL)
  41 {
  42 }
  43
  44 KeyItem::~KeyItem()
  45 {
  46         if (mKey)
  47         {
  48                 CssmClient::SSDbUniqueRecord uniqueId(ssDbUniqueRecord());
  49                 uniqueId->database()->csp()->freeKey(*mKey);
  50                 uniqueId->allocator().free(mKey);
  51         }
  52 }
  53
  54 void
  55 KeyItem::update()
  56 {
  57         MacOSError::throwMe(unimpErr);
  58 }
  59
  60 Item
  61 KeyItem::copyTo(const Keychain &keychain)
  62 {
  63         MacOSError::throwMe(unimpErr);
  64 }
  65
  66 void
  67 KeyItem::didModify()
  68 {
  69 }
  70
  71 PrimaryKey
  72 KeyItem::add(Keychain &keychain)
  73 {
  74         MacOSError::throwMe(unimpErr);
  75 }
  76
  77 CssmClient::SSDbUniqueRecord
  78 KeyItem::ssDbUniqueRecord()
  79 {
  80         DbUniqueRecordImpl *impl = &*dbUniqueRecord();
  81         return CssmClient::SSDbUniqueRecord(safe_cast<Security::CssmClient::SSDbUniqueRecordImpl *>(impl));
  82 }
  83
  84 const CssmKey &
  85 KeyItem::cssmKey()
  86 {
  87         if (!mKey)
  88         {
  89                 CssmClient::SSDbUniqueRecord uniqueId(ssDbUniqueRecord());
  90                 CssmDataContainer dataBlob(uniqueId->allocator());
  91                 uniqueId->get(NULL, &dataBlob);
  92                 mKey = reinterpret_cast<CssmKey *>(dataBlob.Data);
  93                 dataBlob.Data = NULL;
  94                 dataBlob.Length = 0;
  95         }
  96
  97         return *mKey;
  98 }