From: Simon Horman <horms@verge.net.au>
Date: Tue, 7 Aug 2012 21:49:45 +0000 (+0900)
Subject: ofp-util: Allow decoding of Open Flow 1.1 and 1.2 Packet Out Messages
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eb5ee596d9cb52885fdb65ab3b534f64f22bb149;p=openvswitch

ofp-util: Allow decoding of Open Flow 1.1 and 1.2 Packet Out Messages

Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Ben Pfaff <blp@nicira.com>
---

diff --git a/lib/ofp-util.c b/lib/ofp-util.c
index 64eb5ca6..6b92dcdb 100644
--- a/lib/ofp-util.c
+++ b/lib/ofp-util.c
@@ -2149,13 +2149,31 @@ ofputil_decode_packet_out(struct ofputil_packet_out *po,
                           const struct ofp_header *oh,
                           struct ofpbuf *ofpacts)
 {
+    enum ofperr bad_in_port_err;
     enum ofpraw raw;
     struct ofpbuf b;
 
     ofpbuf_use_const(&b, oh, ntohs(oh->length));
     raw = ofpraw_pull_assert(&b);
 
-    if (raw == OFPRAW_OFPT10_PACKET_OUT) {
+    if (raw == OFPRAW_OFPT11_PACKET_OUT) {
+        enum ofperr error;
+        const struct ofp11_packet_out *opo = ofpbuf_pull(&b, sizeof *opo);
+
+        po->buffer_id = ntohl(opo->buffer_id);
+        error = ofputil_port_from_ofp11(opo->in_port, &po->in_port);
+        if (error) {
+            return error;
+        }
+
+        error = ofpacts_pull_openflow11_actions(&b, ntohs(opo->actions_len),
+                                                ofpacts);
+        if (error) {
+            return error;
+        }
+
+        bad_in_port_err = OFPERR_OFPBMC_BAD_VALUE;
+    } else if (raw == OFPRAW_OFPT10_PACKET_OUT) {
         enum ofperr error;
         const struct ofp_packet_out *opo = ofpbuf_pull(&b, sizeof *opo);
 
@@ -2166,6 +2184,8 @@ ofputil_decode_packet_out(struct ofputil_packet_out *po,
         if (error) {
             return error;
         }
+
+        bad_in_port_err = OFPERR_NXBRC_BAD_IN_PORT;
     } else {
         NOT_REACHED();
     }
@@ -2174,7 +2194,7 @@ ofputil_decode_packet_out(struct ofputil_packet_out *po,
         && po->in_port != OFPP_NONE && po->in_port != OFPP_CONTROLLER) {
         VLOG_WARN_RL(&bad_ofmsg_rl, "packet-out has bad input port %#"PRIx16,
                      po->in_port);
-        return OFPERR_NXBRC_BAD_IN_PORT;
+        return bad_in_port_err;
     }
 
     po->ofpacts = ofpacts->data;
diff --git a/tests/ofp-print.at b/tests/ofp-print.at
index 2c4e6c57..842869c2 100644
--- a/tests/ofp-print.at
+++ b/tests/ofp-print.at
@@ -406,7 +406,7 @@ OFPT_PORT_STATUS (OF1.1) (xid=0x0): MOD: 3(eth0): addr:50:54:00:00:00:01
 ])
 AT_CLEANUP
 
-AT_SETUP([OFPT_PACKET_OUT])
+AT_SETUP([OFPT_PACKET_OUT - OF1.0])
 AT_KEYWORDS([ofp-print])
 AT_CHECK([ovs-ofctl ofp-print "\
 01 0d 00 54 00 00 00 00 00 00 01 14 00 01 00 08 \
@@ -420,6 +420,17 @@ OFPT_PACKET_OUT (xid=0x0): in_port=1 actions=output:3 buffer=0x00000114
 ])
 AT_CLEANUP
 
+AT_SETUP([OFPT_PACKET_OUT - OF1.1])
+AT_KEYWORDS([ofp-print])
+AT_CHECK([ovs-ofctl ofp-print "\
+03 0d 00 28 88 58 df c5 ff ff ff 00 ff ff ff fe \
+00 10 00 00 00 00 00 00 00 00 00 10 ff ff ff fb \
+05 dc 00 00 00 00 00 00 \
+"], [0], [dnl
+OFPT_PACKET_OUT (OF1.2) (xid=0x8858dfc5): in_port=LOCAL actions=FLOOD buffer=0xffffff00
+])
+AT_CLEANUP
+
 # The flow is formatted with cls_rule_format() for the low-verbosity case.
 AT_SETUP([OFPT_FLOW_MOD - OF1.0 - low verbosity])
 AT_KEYWORDS([ofp-print])