You have true. When I modify code on 

 long ma = ((*saved_chars + l + VARHDRSZ) / page_size + 1) * page_size;
 *allocated_free = ma - *saved_chars - VARHDRSZ;

my function works well. Thank you wery much. One night I lost with this 
:->

On Tue, 12 Nov 2002, Tom Lane wrote:

> Pavel Stehule <[EMAIL PROTECTED]> writes:
> > I found some problem with PG_RETURN_TEXT_P.
> 
> Fix your code to not scribble on memory that doesn't belong to it,
> and all will be well.  I can see at least two buffer-overrun bugs,
> and there may be more:
> 
>       txtn = (text *) palloc (ma);    -- forgot to add VARHDRSZ
> 
>   strcpy (*str_pointer, str);         -- copies one byte too many
> 
>                       regards, tom lane
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]
> 


---------------------------(end of broadcast)---------------------------
TIP 3: if posting/reading through Usenet, please send an appropriate
subscribe-nomail command to [EMAIL PROTECTED] so that your
message can get through to the mailing list cleanly

Reply via email to