Bug#822935: postgresql-9.4-asn1oid: Plugin crashes when trying to use syntax '.1.2.3'::asn1oid

[Herwin Weststrate]

Package: postgresql-9.4-asn1oid
Version: 0.0.20100818-3.1
Severity: normal

Dear Maintainer,

  template1=# SELECT '.1.2.3'::asn1oid;
  server closed the connection unexpectedly
    This probably means the server terminated abnormally
    before or while processing the request.
  The connection to the server was lost. Attempting reset: Failed.

Attached is a very simple patch that fixes this problem.


-- System Information:
Debian Release: 8.4
  APT prefers stable
  APT policy: (500, 'stable')
Architecture: i386 (x86_64)

Kernel: Linux 3.16.0-4-amd64 (SMP w/1 CPU core)
Locale: LANG=C.UTF-8, LC_CTYPE=C.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages postgresql-9.4-asn1oid depends on:
ii  libc6           2.19-18+deb8u4
ii  postgresql-9.4  9.4.7-1.pgdg80+1

postgresql-9.4-asn1oid recommends no packages.

postgresql-9.4-asn1oid suggests no packages.

-- no debconf information


--- asn1oid.c.orig	2016-04-29 08:05:46.202000167 +0200
+++ asn1oid.c	2016-04-29 08:01:32.605836190 +0200
@@ -101,8 +101,12 @@
             tmp[i] += 9;
             break;
         case '.':
-            if(c == str)
+            if(c == str) {
+                if (c[1]) {
+                    break;
+                }
                 PG_RETURN_POINTER(0);
+            }
             ++i;
             if(i >= 64)
                 PG_RETURN_POINTER(0);