static ib_status_t ibpp_transformation_translator(
ib_mpool_t* mp,
const ib_field_t* fin,
const ib_field_t** fout,
void *cbdata
)
{
try {
ConstTransformation::transformation_t transformation =
data_to_value<ConstTransformation::transformation_t>(cbdata);
ConstField result = transformation(MemoryPool(mp), ConstField(fin));
*fout = result.ib();
}
catch (...) {
return convert_exception();
}
return IB_OK;
}
ConstField ConstTransformation::execute(
MemoryPool pool,
ConstField input
) const
{
const ib_field_t* result;
throw_if_error(ib_tfn_execute(
pool.ib(),
ib(),
input.ib(),
&result
));
return ConstField(result);
}
int ConstOperatorInstance::execute(
Transaction tx,
ConstField input,
Field capture
) const
{
ib_num_t result;
throw_if_error(
ib_operator_inst_execute(
ib(),
tx.ib(),
input.ib(),
capture.ib(),
&result
)
);
return static_cast<int>(result);
}
// See api documentation for discussion of const_cast.
Field Field::remove_const(const ConstField& field)
{
return Field(const_cast<ib_field_t*>(field.ib()));
}
void set(Context ctx, ConstField value)
{
throw_if_error(ib_module_constant_set(ctx.ib(), value.ib()));
}