Re: @(#) Mordred Labs advisory 0x0001: Buffer overflow in

Tatsuo Ishii <t-ishii@sra.co.jp> writes:
>> Anyone see something I missed?  Tatsuo, what exactly should the function
>> signature really be for all those encoding conversion functions you just
>> added?

> test=# \df iso8859_1_to_utf8
>                                   List of functions
>  Result data type |   Schema   |       Name        |       Argument data types       
> ------------------+------------+-------------------+---------------------------------
>  integer          | pg_catalog | iso8859_1_to_utf8 | integer, integer, -, -, integer

Right, that's what they are now, but what do the "-" entries really
mean?  Also, are the "integer" args and result truthful, or do they
really mean something else?
        regards, tom lane