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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 */
#include "driver.hpp"
#if ODBCVER >= 0x0300
SQLRETURN SQL_API
SQLAllocHandle(
SQLSMALLINT HandleType,
SQLHANDLE InputHandle,
SQLHANDLE* OutputHandle)
{
driver_enter(SQL_API_SQLALLOCHANDLE);
const char* const sqlFunction = "SQLAllocHandle";
HandleRoot* const pRoot = HandleRoot::instance();
SQLSMALLINT parentType = pRoot->findParentType(HandleType);
if (parentType == -1) {
driver_exit(SQL_API_SQLALLOCHANDLE);
return SQL_INVALID_HANDLE;
}
HandleBase* pParent = pRoot->findBase(parentType, InputHandle);
if (pParent == 0) {
driver_exit(SQL_API_SQLALLOCHANDLE);
return SQL_INVALID_HANDLE;
}
Ctx& ctx = *new Ctx;
ctx.logSqlEnter(sqlFunction);
HandleBase* pChild = 0;
HandleBase** ppChild = 0;
if (OutputHandle != 0)
ppChild = &pChild;
try {
pParent->sqlAllocHandle(ctx, HandleType, ppChild);
} catch (CtxAssert& ctxAssert) {
ctx.handleEx(ctxAssert);
}
if (OutputHandle != 0)
*OutputHandle = static_cast<SQLHANDLE>(pChild);
if (pRoot == pParent)
pRoot->lockHandle();
pParent->saveCtx(ctx);
ctx.logSqlExit();
SQLRETURN ret = ctx.getCode();
if (pRoot == pParent)
pRoot->unlockHandle();
driver_exit(SQL_API_SQLALLOCHANDLE);
return ret;
}
#endif // ODBCVER >= 0x0300
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