BerkeleyDb.hxx

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#if !defined(RESIP_BERKELEYDB_HXX)
#define RESIP_BERKELEYDB_HXX 
 
#ifdef WIN32
#include <db_cxx.h>
#elif HAVE_CONFIG_H
#include "config.h"
#include DB_HEADER
//#elif defined(__APPLE__) 
//#include <db42/db_cxx.h>
#else
#include <db_cxx.h>
#endif
 
#include "rutil/Data.hxx"
#include "repro/AbstractDb.hxx"
 
namespace resip
{
  class TransactionUser;
}
 
namespace repro
{
 
class BerkeleyDb: public AbstractDb
{
   public:
      BerkeleyDb();
      BerkeleyDb( const resip::Data& dbPath, const resip::Data& dbName = resip::Data::Empty );
      
      virtual ~BerkeleyDb();
 
      virtual bool isSane() {return mSane; }
      
   private:
      void init(const resip::Data& dbPath, const resip::Data& dbName);
      static int getSecondaryKeyCallback(Db *db, const Dbt *pkey, const Dbt *pdata, Dbt *skey);
 
      class TableInfo
      {
      public:
         TableInfo() : mDb(0), mCursor(0), mTransaction(0), mSecondaryDb(0), mSecondaryCursor(0) {}
         Db*    mDb;
         Dbc*   mCursor;
         DbTxn* mTransaction;
         Db*    mSecondaryDb;
         Dbc*   mSecondaryCursor;
      };
 
      DbEnv* mEnv;
      TableInfo mTableInfo[MaxTable];
      
      bool mSane;
      
      // Db manipulation routines
      virtual bool dbWriteRecord(const Table table, 
                                 const resip::Data& key, 
                                 const resip::Data& data);
      virtual bool dbReadRecord(const Table table, 
                                const resip::Data& key, 
                                resip::Data& data) const; // return false if not found
      virtual void dbEraseRecord(const Table table, 
                                 const resip::Data& key,
                                 bool isSecondaryKey=false);  // allows deleting records from a table that supports secondary keying using a secondary key
      virtual resip::Data dbNextKey(const Table table, 
                                    bool first=true); // return empty if no more  
      virtual bool dbNextRecord(const Table table,
                                const resip::Data& key,
                                resip::Data& data,
                                bool forUpdate,
                                bool first=false);  // return false if no more
      virtual bool dbBeginTransaction(const Table table);
      virtual bool dbCommitTransaction(const Table table);
      virtual bool dbRollbackTransaction(const Table table);
};
 
}
#endif  
 
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