/*
** Set the auxillary data pointer and delete function, for the iArg'th
** argument to the user-function defined by pCtx. Any previous value is
** deleted by calling the delete function specified when it was set.
*/
public static void sqlite3_set_auxdata(
sqlite3_context pCtx,
int iArg,
object pAux
//void (*xDelete)(void)
)
{
AuxData pAuxData;
VdbeFunc pVdbeFunc;
if ( iArg < 0 )
goto failed;
Debug.Assert( sqlite3_mutex_held( pCtx.s.db.mutex ) );
pVdbeFunc = pCtx.pVdbeFunc;
if ( null == pVdbeFunc || pVdbeFunc.nAux <= iArg )
{
int nAux = ( pVdbeFunc != null ? pVdbeFunc.nAux : 0 );
////int nMalloc = iArg;
//VdbeFunc+ sizeof(struct AuxData)*iArg;
if ( pVdbeFunc == null )
{
//pVdbeFunc = (VdbeFunc)sqlite3DbRealloc( pCtx.s.db, pVdbeFunc, nMalloc );
pVdbeFunc = new VdbeFunc();
if ( null == pVdbeFunc )
{
goto failed;
}
pCtx.pVdbeFunc = pVdbeFunc;
}
pVdbeFunc.apAux[nAux] = new AuxData();//memset(pVdbeFunc.apAux[nAux], 0, sizeof(struct AuxData)*(iArg+1-nAux));
pVdbeFunc.nAux = iArg + 1;
pVdbeFunc.pFunc = pCtx.pFunc;
}
pAuxData = pVdbeFunc.apAux[iArg];
if ( pAuxData.pAux != null && pAuxData.pAux is IDisposable )
{
(pAuxData.pAux as IDisposable).Dispose();
}
pAuxData.pAux = pAux;
return;
failed:
if ( pAux != null && pAux is IDisposable)
{
(pAux as IDisposable).Dispose();
}
}
/*
** Set the auxillary data pointer and delete function, for the iArg'th
** argument to the user-function defined by pCtx. Any previous value is
** deleted by calling the delete function specified when it was set.
*/
public static void sqlite3_set_auxdata(
sqlite3_context pCtx,
int iArg,
string pAux,
dxDel xDelete//void (*xDelete)(void*)
)
{
AuxData pAuxData;
VdbeFunc pVdbeFunc;
if (iArg < 0) goto failed;
Debug.Assert(sqlite3_mutex_held(pCtx.s.db.mutex));
pVdbeFunc = pCtx.pVdbeFunc;
if (null == pVdbeFunc || pVdbeFunc.nAux <= iArg)
{
int nAux = (pVdbeFunc != null ? pVdbeFunc.nAux : 0);
int nMalloc = iArg; ;//VdbeFunc+ sizeof(struct AuxData)*iArg;
if (pVdbeFunc == null)
{
//pVdbeFunc = (VdbeFunc)sqlite3DbRealloc( pCtx.s.db, pVdbeFunc, nMalloc );
pVdbeFunc = new VdbeFunc();
if (null == pVdbeFunc)
{
goto failed;
}
pCtx.pVdbeFunc = pVdbeFunc;
}
pVdbeFunc.apAux[nAux] = new AuxData();//memset(pVdbeFunc.apAux[nAux], 0, sizeof(struct AuxData)*(iArg+1-nAux));
pVdbeFunc.nAux = iArg + 1;
pVdbeFunc.pFunc = pCtx.pFunc;
}
pAuxData = pVdbeFunc.apAux[iArg];
if (pAuxData.pAux != null && pAuxData.xDelete != null)
{
pAuxData.xDelete(ref pAuxData.pAux);
}
pAuxData.pAux = pAux;
pAuxData.xDelete = xDelete;
return;
failed:
if (xDelete != null)
{
xDelete(ref pAux);
}
}
/*
** Call the destructor for each auxdata entry in pVdbeFunc for which
** the corresponding bit in mask is clear. Auxdata entries beyond 31
** are always destroyed. To destroy all auxdata entries, call this
** routine with mask==0.
*/
static void sqlite3VdbeDeleteAuxData( VdbeFunc pVdbeFunc, int mask )
{
int i;
for ( i = 0; i < pVdbeFunc.nAux; i++ )
{
AuxData pAux = pVdbeFunc.apAux[i];
if ( ( i > 31 || ( mask & ( ( (u32)1 ) << i ) ) == 0 && pAux.pAux != null ) )
{
if ( pAux.xDelete != null )
{
pAux.xDelete( ref pAux.pAux );
}
pAux.pAux = null;
}
}
}
/*
** Call the destructor for each auxdata entry in pVdbeFunc for which
** the corresponding bit in mask is clear. Auxdata entries beyond 31
** are always destroyed. To destroy all auxdata entries, call this
** routine with mask==0.
*/
static void sqlite3VdbeDeleteAuxData( VdbeFunc pVdbeFunc, int mask )
{
int i;
for ( i = 0; i < pVdbeFunc.nAux; i++ )
{
AuxData pAux = pVdbeFunc.apAux[i];
if ( ( i > 31 || ( mask & ( ( (u32)1 ) << i ) ) == 0 && pAux.pAux != null ) )
{
if ( pAux.pAux != null && pAux.pAux is IDisposable )
{
(pAux.pAux as IDisposable).Dispose();
}
pAux.pAux = null;
}
}
}
public static void DeleteAuxData(VdbeFunc func, int mask)
{
for (int i = 0; i < func.AuxsLength; i++)
{
VdbeFunc.AuxData aux = func.Auxs[i];
if ((i > 31 || (mask & (((uint)1) << i)) == 0 && aux.Aux != null))
{
if (aux.Aux != null && aux.Aux is IDisposable)
(aux.Aux as IDisposable).Dispose();
if (aux.Delete != null)
aux.Delete(aux.Aux);
aux.Aux = null;
}
}
}
