libsecurityd/lib/dictionary.h

   1 /*
   2  * Copyright (c) 2003-2004,2006 Apple Computer, 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 #ifndef _DICTIONARY_H__
  26 #define _DICTIONARY_H__
  27
  28
  29 #include <vector>
  30 #include <security_cdsa_utilities/cssmdb.h>
  31
  32 namespace Security {
  33
  34
  35
  36 #define PID_KEY                         'pidk'
  37 #define ITEM_KEY                        'item'
  38 #define SSUID_KEY                       'ssui'
  39 #define DB_NAME                         'dbnm'
  40 #define DB_LOCATION                     'dblc'
  41
  42
  43
  44 class NameValuePair
  45 {
  46 protected:
  47         uint32 mName;
  48         CssmData mValue;
  49
  50         CssmData CloneData (const CssmData &value);
  51
  52 public:
  53         NameValuePair (uint32 name, const CssmData &value);
  54         NameValuePair (const CssmData &data);
  55         ~NameValuePair ();
  56
  57         const uint32 Name () {return mName;}
  58         const CssmData& Value () const {return mValue;}
  59         void Export (CssmData &data) const;
  60 };
  61
  62
  63
  64 typedef std::vector<NameValuePair*> NameValuePairVector;
  65
  66
  67
  68 class NameValueDictionary
  69 {
  70 protected:
  71         NameValuePairVector mVector;
  72
  73         int FindPositionByName (uint32 name) const;
  74
  75         void MakeFromData(const CssmData &data);
  76
  77 public:
  78         NameValueDictionary ();
  79         ~NameValueDictionary ();
  80         NameValueDictionary (const CssmData &data);
  81
  82         void Insert (NameValuePair* pair);
  83         void RemoveByName (uint32 name);
  84         const NameValuePair* FindByName (uint32 name) const;
  85
  86         int CountElements () const;
  87         const NameValuePair* GetElement (int which);
  88         void Export (CssmData &data);
  89
  90         // utility functions
  91         static void MakeNameValueDictionaryFromDLDbIdentifier (const DLDbIdentifier &identifier, NameValueDictionary &nvd);
  92         static DLDbIdentifier MakeDLDbIdentifierFromNameValueDictionary (const NameValueDictionary &nvd);
  93 };
  94
  95
  96 };
  97
  98 #endif