rc_t SRATableColDatatype ( const SRATable *self,
uint32_t idx, VTypedecl *type, VTypedef *def )
{
rc_t rc;
if ( type == NULL && def == NULL )
rc = RC ( rcSRA, rcColumn, rcAccessing, rcParam, rcNull );
else
{
union { VTypedecl td; VTypedef def; } dummy;
if ( type == NULL )
type = & dummy . td;
else if ( def == NULL )
def = & dummy . def;
if ( idx == 0 )
rc = RC ( rcSRA, rcColumn, rcAccessing, rcSelf, rcNull );
else if ( self == NULL )
rc = RC ( rcSRA, rcTable, rcAccessing, rcSelf, rcNull );
else
{
VTypedesc desc;
rc = VCursorDatatype ( self -> curs, idx, type, & desc );
if ( rc == 0 )
{
rc = VSchemaDescribeTypedef ( VCursorGetSchema(self -> curs), def, type -> type_id );
if ( rc == 0 )
return 0;
}
}
memset ( type, 0, sizeof * type );
memset ( def, 0, sizeof * def );
}
return rc;
}
/* ResolveTypename
* convert a type id into its type definition
*
* "resolved" [ OUT ] - resolved type definition
*
* "typname" [ IN ] - NUL-terminated type name
*/
LIB_EXPORT rc_t CC VDatatypesResolveTypename ( const VDatatypes *self,
VTypedef *resolved, const char *typname )
{
rc_t rc;
if ( resolved == NULL )
rc = RC ( rcSRA, rcSchema, rcResolving, rcParam, rcNull );
else
{
VTypedecl td;
rc = VSchemaResolveTypedecl ( ( const VSchema* ) self, & td, typname );
if ( rc == 0 )
{
rc = VSchemaDescribeTypedef ( ( const VSchema* ) self, resolved, td . type_id );
if ( rc == 0 )
return rc;
}
memset ( resolved, 0, sizeof * resolved );
}
return rc;
}
/* ResolveTypeid
* convert a type id into its type definition
*
* "resolved" [ OUT ] - resolved type definition
*
* "type_id" [ IN ] - 1-based runtime type id
*/
LIB_EXPORT rc_t CC VDatatypesResolveTypeid ( const VDatatypes *self,
VTypedef *resolved, uint32_t type_id )
{
return VSchemaDescribeTypedef ( ( const VSchema* ) self, resolved, type_id );
}
