cdsa/cdsa_utilities/DbContext.h

   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 #ifndef _DBCONTEXT_H_
  20 #define _DBCONTEXT_H_  1
  21
  22 #include <Security/Database.h>
  23 #include <Security/handleobject.h>
  24
  25 #ifdef _CPP_DBCONTEXT
  26 # pragma export on
  27 #endif
  28
  29 namespace Security
  30 {
  31
  32 class DatabaseSession;
  33
  34 class DbContext : public HandleObject
  35 {
  36         NOCOPY(DbContext)
  37 public:
  38     Database &mDatabase;
  39     DatabaseSession &mDatabaseSession;
  40
  41     DbContext(Database &inDatabase,
  42               DatabaseSession &inDatabaseSession,
  43               CSSM_DB_ACCESS_TYPE inAccessRequest,
  44               const CSSM_ACCESS_CREDENTIALS *inAccessCred);
  45
  46     virtual ~DbContext();
  47
  48     CSSM_HANDLE
  49     dataGetFirst(const DLQuery *inQuery,
  50                       CSSM_DB_RECORD_ATTRIBUTE_DATA_PTR inoutAttributes,
  51                       CssmData *inoutData,
  52                       CSSM_DB_UNIQUE_RECORD_PTR &outUniqueRecord);
  53
  54     void
  55     dataGetNext(CSSM_HANDLE inResultsHandle,
  56                 CSSM_DB_RECORD_ATTRIBUTE_DATA_PTR inoutAttributes,
  57                 CssmData *inoutData,
  58                 CSSM_DB_UNIQUE_RECORD_PTR &outUniqueRecord);
  59
  60     void
  61     dataAbortQuery(CSSM_HANDLE inResultsHandle);
  62 private:
  63     CSSM_DB_ACCESS_TYPE mAccessRequest;
  64     CSSM_ACCESS_CREDENTIALS *mAccessCred;
  65     //typedef set<DbQuery *> DbQuerySet;
  66     //DbQuerySet mDbQuerySet;
  67     //Mutex mDbQuerySetLock;
  68 };
  69
  70 } // end namespace Security
  71
  72 #ifdef _CPP_DBCONTEXT
  73 # pragma export off
  74 #endif
  75
  76 #endif //_DBCONTEXT_H_