Keychain/KCCursor.h

   1 /*
   2  * Copyright (c) 2000-2002 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 // KCCursor.h
  20 //
  21 #ifndef _SECURITY_KCCURSOR_H_
  22 #define _SECURITY_KCCURSOR_H_
  23
  24 #include <Security/StorageManager.h>
  25
  26 namespace Security
  27 {
  28
  29 namespace KeychainCore
  30 {
  31
  32 class KCCursorImpl : public SecCFObject, public CssmAutoQuery
  33 {
  34     NOCOPY(KCCursorImpl)
  35 public:
  36         SECCFFUNCTIONS(KCCursorImpl, SecKeychainSearchRef, errSecInvalidSearchRef)
  37
  38     friend class KCCursor;
  39 protected:
  40         KCCursorImpl(const StorageManager::KeychainList &searchList, SecItemClass itemClass, const SecKeychainAttributeList *attrList);
  41         KCCursorImpl(const StorageManager::KeychainList &searchList, const SecKeychainAttributeList *attrList);
  42
  43 public:
  44         virtual ~KCCursorImpl() throw();
  45         bool next(Item &item);
  46
  47 private:
  48         StorageManager::KeychainList mSearchList;
  49         StorageManager::KeychainList::iterator mCurrent;
  50         CssmClient::DbCursor mDbCursor;
  51         bool mAllFailed;
  52 };
  53
  54
  55 class KCCursor : public SecPointer<KCCursorImpl>
  56 {
  57 public:
  58     KCCursor() {}
  59
  60     KCCursor(KCCursorImpl *impl) : SecPointer<KCCursorImpl>(impl) {}
  61
  62     KCCursor(const StorageManager::KeychainList &searchList, const SecKeychainAttributeList *attrList)
  63         : SecPointer<KCCursorImpl>(new KCCursorImpl(searchList, attrList)) {}
  64
  65     KCCursor(const StorageManager::KeychainList &searchList, SecItemClass itemClass, const SecKeychainAttributeList *attrList)
  66         : SecPointer<KCCursorImpl>(new KCCursorImpl(searchList, itemClass, attrList)) {}
  67
  68         typedef KCCursorImpl Impl;
  69 };
  70
  71
  72 } // end namespace KeychainCore
  73
  74 } // end namespace Security
  75
  76 #endif // !_SECURITY_KCCURSOR_H_