> I've been experimenting with pgcrypto 0.3 (distributed with

> Postgres 7.1.0), and I think I've found a bug.
>
> I compiled Pgcrypto with OpenSSL, using gcc 2.95.4 and
> OpenSSL 0.9.6a (the latest Debian 'unstable' packages).

> web=> select encode(digest('blah', 'sha1'), 'base64');
> FATAL 1:  pg_encode: overflow, encode estimate too small
> pqReadData() -- backend closed the channel unexpectedly.
>         This probably means the backend terminated abnormally
>         before or while processing the request.
> The connection to the server was lost. Attempting reset: Succeeded.

> Is this a bug? Can it be fixed?

This is a bug alright.  And a silly one :)

Marko Kreen
This commit is contained in:
Bruce Momjian 2001-05-13 02:17:09 +00:00
parent 904ba3ff69
commit 5ee76ac8c0

View File

@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: encode.c,v 1.4 2001/03/22 03:59:10 momjian Exp $
* $Id: encode.c,v 1.5 2001/05/13 02:17:09 momjian Exp $
*/
#include "postgres.h"
@ -349,7 +349,7 @@ hex_dec_len(uint srclen)
uint
b64_enc_len(uint srclen)
{
return srclen + (srclen / 3) + (srclen / (76 / 2));
return srclen + (srclen + 2 / 3) + (srclen / (76 / 2)) + 2;
}
uint