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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef ODBC_HANDLES_HandleEnv_hpp
#define ODBC_HANDLES_HandleEnv_hpp
#include <list>
#include <common/common.hpp>
#include "HandleBase.hpp"
class HandleRoot;
class HandleDbc;
/**
* @class HandleEnv
* @brief Environment handle (SQLHENV).
*/
class HandleEnv : public HandleBase {
public:
HandleEnv(HandleRoot* pRoot);
~HandleEnv();
void ctor(Ctx& ctx);
void dtor(Ctx& ctx);
HandleRoot* getRoot();
HandleBase* getParent();
OdbcHandle odbcHandle();
// allocate and free handles
void sqlAllocConnect(Ctx& ctx, HandleDbc** ppDbc);
void sqlAllocHandle(Ctx& ctx, SQLSMALLINT childType, HandleBase** ppChild);
void sqlFreeConnect(Ctx& ctx, HandleDbc* pDbc);
void sqlFreeHandle(Ctx& ctx, SQLSMALLINT childType, HandleBase* pChild);
// attributes
void sqlSetEnvAttr(Ctx& ctx, SQLINTEGER attribute, SQLPOINTER value, SQLINTEGER stringLength);
void sqlGetEnvAttr(Ctx& ctx, SQLINTEGER attribute, SQLPOINTER value, SQLINTEGER bufferLength, SQLINTEGER* stringLength);
int getOdbcVersion(Ctx& ctx); // returns -1 if not set
// transactions
void sqlEndTran(Ctx& ctx, SQLSMALLINT completionType);
void sqlTransact(Ctx& ctx, SQLUSMALLINT completionType); // odbc2.0
private:
HandleRoot* const m_root;
std::list<HandleDbc*> m_listDbc;
static AttrSpec m_attrSpec[];
AttrArea m_attrArea;
};
inline HandleRoot*
HandleEnv::getRoot()
{
return m_root;
}
inline HandleBase*
HandleEnv::getParent()
{
return (HandleBase*)getRoot();
}
inline OdbcHandle
HandleEnv::odbcHandle()
{
return Odbc_handle_env;
}
#endif
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