libsecurity_keychain/lib/PolicyCursor.h

   1 /*
   2  * Copyright (c) 2002-2004,2012 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 // PolicyCursor.h
  26 //
  27 #ifndef _SECURITY_POLICYCURSOR_H_
  28 #define _SECURITY_POLICYCURSOR_H_
  29
  30 #include <Security/SecPolicySearch.h>
  31 #include <security_cdsa_utilities/cssmdata.h>
  32 #include <Security/mds.h>
  33 #include <Security/mds_schema.h>
  34 #include <security_utilities/seccfobject.h>
  35 #include "SecCFTypes.h"
  36
  37 namespace Security
  38 {
  39
  40 namespace KeychainCore
  41 {
  42
  43 class Policy;
  44
  45 class PolicyCursor : public SecCFObject
  46 {
  47     NOCOPY(PolicyCursor)
  48 public:
  49         SECCFFUNCTIONS(PolicyCursor, SecPolicySearchRef, errSecInvalidSearchRef, gTypes().PolicyCursor)
  50
  51         PolicyCursor(const CSSM_OID* oid, const CSSM_DATA* value);
  52         virtual ~PolicyCursor() throw();
  53         bool next(SecPointer<Policy> &policy);
  54
  55         static void policy(const CSSM_OID* oid, SecPointer<Policy> &policy);
  56
  57 private:
  58     //CFArrayRef         mKeychainSearchList;
  59     //SecKeyUsage  mKeyUsage;
  60     //SecPolicyRef mPolicy;
  61     CssmAutoData                mOid;
  62     bool                                mOidGiven;
  63     // value ignored (for now?)
  64
  65 #if 1   // quick version -- using built-in policy list
  66
  67     int                                 mSearchPos;     // next untried table entry
  68
  69 #else   // MDS version -- later
  70     bool                                mFirstLookup;
  71
  72     //
  73     // Initialization
  74     //
  75         MDS_HANDLE                      mMdsHand;
  76         CSSM_DB_HANDLE          mDbHand;
  77         //
  78     // Used for searching (lookups)
  79     //
  80         MDS_DB_HANDLE           mObjDlDb;
  81         MDS_DB_HANDLE           mCdsaDlDb;
  82         MDS_FUNCS*                      mMdsFuncs;
  83 #endif
  84
  85         Mutex                           mMutex;
  86 };
  87
  88 } // end namespace KeychainCore
  89
  90 } // end namespace Security
  91
  92 #endif // !_SECURITY_POLICYCURSOR_H_