On endOfMibView reset OID back to the original requested OID as per RFC3416

section 4.2.2, instead of returning the (internal) current OID, which could
happen on empty tables.

Found and diff tested by Ryan Freeman (ryan <at> slipgate <dot> org)
OK sthen@

diff --git a/lib/libagentx/agentx.c b/lib/libagentx/agentx.c
index 4902069..6c92958 100644 (file)
--- a/lib/libagentx/agentx.c
+++ b/lib/libagentx/agentx.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: agentx.c,v 1.19 2022/10/14 15:26:58 martijn Exp $ */
+/*     $OpenBSD: agentx.c,v 1.20 2022/11/01 13:34:44 martijn Exp $ */
 /*
  * Copyright (c) 2019 Martijn van Duren <martijn@openbsd.org>
  *
@@ -3426,6 +3426,8 @@ agentx_varbind_endofmibview(struct agentx_varbind *axv)
                return;
        }
 
+       bcopy(&(axv->axv_start), &(axv->axv_vb.avb_oid),
+           sizeof(axv->axv_start));
        axv->axv_vb.avb_type = AX_DATA_TYPE_ENDOFMIBVIEW;
 
        if (axv->axv_axo != NULL)