ofp-print: Print out_port field in "flow_mod"s.
[openvswitch] / lib / ofp-print.c
index 1757a30c3be522c69f1d1bef60123e90da51c619..a21c79e416b9a26d942197105ee8b541c3aff0d8 100644 (file)
@@ -36,6 +36,7 @@
 #include "meta-flow.h"
 #include "netdev.h"
 #include "nx-match.h"
+#include "ofp-actions.h"
 #include "ofp-errors.h"
 #include "ofp-util.h"
 #include "ofpbuf.h"
@@ -113,6 +114,13 @@ ofp_print_packet_in(struct ds *string, const struct ofp_header *oh,
         }
     }
 
+    if (pin.fmd.metadata_mask) {
+        ds_put_format(string, " metadata=0x%"PRIx64, ntohll(pin.fmd.metadata));
+        if (pin.fmd.metadata_mask != htonll(UINT64_MAX)) {
+            ds_put_format(string, "/0x%"PRIx64, ntohll(pin.fmd.metadata_mask));
+        }
+    }
+
     for (i = 0; i < FLOW_N_REGS; i++) {
         if (pin.fmd.reg_masks[i]) {
             ds_put_format(string, " reg%d=0x%"PRIx32, i, pin.fmd.regs[i]);
@@ -146,276 +154,18 @@ ofp_print_packet_in(struct ds *string, const struct ofp_header *oh,
     }
 }
 
-static void
-print_note(struct ds *string, const struct nx_action_note *nan)
-{
-    size_t len;
-    size_t i;
-
-    ds_put_cstr(string, "note:");
-    len = ntohs(nan->len) - offsetof(struct nx_action_note, note);
-    for (i = 0; i < len; i++) {
-        if (i) {
-            ds_put_char(string, '.');
-        }
-        ds_put_format(string, "%02"PRIx8, nan->note[i]);
-    }
-}
-
-static void
-ofp_print_action(struct ds *s, const union ofp_action *a,
-                 enum ofputil_action_code code)
-{
-    const struct ofp_action_enqueue *oae;
-    const struct ofp_action_dl_addr *oada;
-    const struct nx_action_set_tunnel64 *nast64;
-    const struct nx_action_set_tunnel *nast;
-    const struct nx_action_set_queue *nasq;
-    const struct nx_action_resubmit *nar;
-    const struct nx_action_reg_move *move;
-    const struct nx_action_reg_load *load;
-    const struct nx_action_multipath *nam;
-    const struct nx_action_autopath *naa;
-    const struct nx_action_output_reg *naor;
-    const struct nx_action_fin_timeout *naft;
-    const struct nx_action_controller *nac;
-    struct mf_subfield subfield;
-    uint16_t port;
-
-    switch (code) {
-    case OFPUTIL_OFPAT10_OUTPUT:
-        port = ntohs(a->output.port);
-        if (port < OFPP_MAX) {
-            ds_put_format(s, "output:%"PRIu16, port);
-        } else {
-            ofputil_format_port(port, s);
-            if (port == OFPP_CONTROLLER) {
-                if (a->output.max_len != htons(0)) {
-                    ds_put_format(s, ":%"PRIu16, ntohs(a->output.max_len));
-                } else {
-                    ds_put_cstr(s, ":all");
-                }
-            }
-        }
-        break;
-
-    case OFPUTIL_OFPAT10_ENQUEUE:
-        oae = (const struct ofp_action_enqueue *) a;
-        ds_put_format(s, "enqueue:");
-        ofputil_format_port(ntohs(oae->port), s);
-        ds_put_format(s, "q%"PRIu32, ntohl(oae->queue_id));
-        break;
-
-    case OFPUTIL_OFPAT10_SET_VLAN_VID:
-        ds_put_format(s, "mod_vlan_vid:%"PRIu16,
-                      ntohs(a->vlan_vid.vlan_vid));
-        break;
-
-    case OFPUTIL_OFPAT10_SET_VLAN_PCP:
-        ds_put_format(s, "mod_vlan_pcp:%"PRIu8, a->vlan_pcp.vlan_pcp);
-        break;
-
-    case OFPUTIL_OFPAT10_STRIP_VLAN:
-        ds_put_cstr(s, "strip_vlan");
-        break;
-
-    case OFPUTIL_OFPAT10_SET_DL_SRC:
-        oada = (const struct ofp_action_dl_addr *) a;
-        ds_put_format(s, "mod_dl_src:"ETH_ADDR_FMT,
-                      ETH_ADDR_ARGS(oada->dl_addr));
-        break;
-
-    case OFPUTIL_OFPAT10_SET_DL_DST:
-        oada = (const struct ofp_action_dl_addr *) a;
-        ds_put_format(s, "mod_dl_dst:"ETH_ADDR_FMT,
-                      ETH_ADDR_ARGS(oada->dl_addr));
-        break;
-
-    case OFPUTIL_OFPAT10_SET_NW_SRC:
-        ds_put_format(s, "mod_nw_src:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
-        break;
-
-    case OFPUTIL_OFPAT10_SET_NW_DST:
-        ds_put_format(s, "mod_nw_dst:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
-        break;
-
-    case OFPUTIL_OFPAT10_SET_NW_TOS:
-        ds_put_format(s, "mod_nw_tos:%d", a->nw_tos.nw_tos);
-        break;
-
-    case OFPUTIL_OFPAT10_SET_TP_SRC:
-        ds_put_format(s, "mod_tp_src:%d", ntohs(a->tp_port.tp_port));
-        break;
-
-    case OFPUTIL_OFPAT10_SET_TP_DST:
-        ds_put_format(s, "mod_tp_dst:%d", ntohs(a->tp_port.tp_port));
-        break;
-
-    case OFPUTIL_NXAST_RESUBMIT:
-        nar = (struct nx_action_resubmit *)a;
-        ds_put_format(s, "resubmit:");
-        ofputil_format_port(ntohs(nar->in_port), s);
-        break;
-
-    case OFPUTIL_NXAST_RESUBMIT_TABLE:
-        nar = (struct nx_action_resubmit *)a;
-        ds_put_format(s, "resubmit(");
-        if (nar->in_port != htons(OFPP_IN_PORT)) {
-            ofputil_format_port(ntohs(nar->in_port), s);
-        }
-        ds_put_char(s, ',');
-        if (nar->table != 255) {
-            ds_put_format(s, "%"PRIu8, nar->table);
-        }
-        ds_put_char(s, ')');
-        break;
-
-    case OFPUTIL_NXAST_SET_TUNNEL:
-        nast = (struct nx_action_set_tunnel *)a;
-        ds_put_format(s, "set_tunnel:%#"PRIx32, ntohl(nast->tun_id));
-        break;
-
-    case OFPUTIL_NXAST_SET_QUEUE:
-        nasq = (struct nx_action_set_queue *)a;
-        ds_put_format(s, "set_queue:%u", ntohl(nasq->queue_id));
-        break;
-
-    case OFPUTIL_NXAST_POP_QUEUE:
-        ds_put_cstr(s, "pop_queue");
-        break;
-
-    case OFPUTIL_NXAST_NOTE:
-        print_note(s, (const struct nx_action_note *) a);
-        break;
-
-    case OFPUTIL_NXAST_REG_MOVE:
-        move = (const struct nx_action_reg_move *) a;
-        nxm_format_reg_move(move, s);
-        break;
-
-    case OFPUTIL_NXAST_REG_LOAD:
-        load = (const struct nx_action_reg_load *) a;
-        nxm_format_reg_load(load, s);
-        break;
-
-    case OFPUTIL_NXAST_SET_TUNNEL64:
-        nast64 = (const struct nx_action_set_tunnel64 *) a;
-        ds_put_format(s, "set_tunnel64:%#"PRIx64,
-                      ntohll(nast64->tun_id));
-        break;
-
-    case OFPUTIL_NXAST_MULTIPATH:
-        nam = (const struct nx_action_multipath *) a;
-        multipath_format(nam, s);
-        break;
-
-    case OFPUTIL_NXAST_AUTOPATH:
-        naa = (const struct nx_action_autopath *)a;
-        ds_put_format(s, "autopath(%u,", ntohl(naa->id));
-        nxm_decode(&subfield, naa->dst, naa->ofs_nbits);
-        mf_format_subfield(&subfield, s);
-        ds_put_char(s, ')');
-        break;
-
-    case OFPUTIL_NXAST_BUNDLE:
-    case OFPUTIL_NXAST_BUNDLE_LOAD:
-        bundle_format((const struct nx_action_bundle *) a, s);
-        break;
-
-    case OFPUTIL_NXAST_OUTPUT_REG:
-        naor = (const struct nx_action_output_reg *) a;
-        ds_put_cstr(s, "output:");
-        nxm_decode(&subfield, naor->src, naor->ofs_nbits);
-        mf_format_subfield(&subfield, s);
-        break;
-
-    case OFPUTIL_NXAST_LEARN:
-        learn_format((const struct nx_action_learn *) a, s);
-        break;
-
-    case OFPUTIL_NXAST_DEC_TTL:
-        ds_put_cstr(s, "dec_ttl");
-        break;
-
-    case OFPUTIL_NXAST_EXIT:
-        ds_put_cstr(s, "exit");
-        break;
-
-    case OFPUTIL_NXAST_FIN_TIMEOUT:
-        naft = (const struct nx_action_fin_timeout *) a;
-        ds_put_cstr(s, "fin_timeout(");
-        if (naft->fin_idle_timeout) {
-            ds_put_format(s, "idle_timeout=%"PRIu16",",
-                          ntohs(naft->fin_idle_timeout));
-        }
-        if (naft->fin_hard_timeout) {
-            ds_put_format(s, "hard_timeout=%"PRIu16",",
-                          ntohs(naft->fin_hard_timeout));
-        }
-        ds_chomp(s, ',');
-        ds_put_char(s, ')');
-        break;
-
-    case OFPUTIL_NXAST_CONTROLLER:
-        nac = (const struct nx_action_controller *) a;
-        ds_put_cstr(s, "controller(");
-        if (nac->reason != OFPR_ACTION) {
-            ds_put_format(s, "reason=%s,",
-                          ofputil_packet_in_reason_to_string(nac->reason));
-        }
-        if (nac->max_len != htons(UINT16_MAX)) {
-            ds_put_format(s, "max_len=%"PRIu16",", ntohs(nac->max_len));
-        }
-        if (nac->controller_id != htons(0)) {
-            ds_put_format(s, "id=%"PRIu16",", ntohs(nac->controller_id));
-        }
-        ds_chomp(s, ',');
-        ds_put_char(s, ')');
-        break;
-
-    default:
-        break;
-    }
-}
-
-void
-ofp_print_actions(struct ds *string, const union ofp_action *actions,
-                  size_t n_actions)
-{
-    const union ofp_action *a;
-    size_t left;
-
-    ds_put_cstr(string, "actions=");
-    if (!n_actions) {
-        ds_put_cstr(string, "drop");
-    }
-
-    OFPUTIL_ACTION_FOR_EACH (a, left, actions, n_actions) {
-        int code = ofputil_decode_action(a);
-        if (code >= 0) {
-            if (a != actions) {
-                ds_put_cstr(string, ",");
-            }
-            ofp_print_action(string, a, code);
-        } else {
-            ofp_print_error(string, -code);
-        }
-    }
-    if (left > 0) {
-        ds_put_format(string, " ***%zu leftover bytes following actions",
-                      left * sizeof *a);
-    }
-}
-
 static void
 ofp_print_packet_out(struct ds *string, const struct ofp_packet_out *opo,
                      int verbosity)
 {
     struct ofputil_packet_out po;
+    struct ofpbuf ofpacts;
     enum ofperr error;
 
-    error = ofputil_decode_packet_out(&po, opo);
+    ofpbuf_init(&ofpacts, 64);
+    error = ofputil_decode_packet_out(&po, opo, &ofpacts);
     if (error) {
+        ofpbuf_uninit(&ofpacts);
         ofp_print_error(string, error);
         return;
     }
@@ -424,7 +174,7 @@ ofp_print_packet_out(struct ds *string, const struct ofp_packet_out *opo,
     ofputil_format_port(po.in_port, string);
 
     ds_put_char(string, ' ');
-    ofp_print_actions(string, po.actions, po.n_actions);
+    ofpacts_format(po.ofpacts, po.ofpacts_len, string);
 
     if (po.buffer_id == UINT32_MAX) {
         ds_put_format(string, " data_len=%zu", po.packet_len);
@@ -438,6 +188,8 @@ ofp_print_packet_out(struct ds *string, const struct ofp_packet_out *opo,
         ds_put_format(string, " buffer=0x%08"PRIx32, po.buffer_id);
     }
     ds_put_char(string, '\n');
+
+    ofpbuf_uninit(&ofpacts);
 }
 
 /* qsort comparison function. */
@@ -826,25 +578,25 @@ print_ip_netmask(struct ds *string, const char *leader, ovs_be32 ip,
 }
 
 void
-ofp_print_match(struct ds *f, const struct ofp_match *om, int verbosity)
+ofp10_match_print(struct ds *f, const struct ofp10_match *om, int verbosity)
 {
-    char *s = ofp_match_to_string(om, verbosity);
+    char *s = ofp10_match_to_string(om, verbosity);
     ds_put_cstr(f, s);
     free(s);
 }
 
 char *
-ofp_match_to_string(const struct ofp_match *om, int verbosity)
+ofp10_match_to_string(const struct ofp10_match *om, int verbosity)
 {
     struct ds f = DS_EMPTY_INITIALIZER;
     uint32_t w = ntohl(om->wildcards);
     bool skip_type = false;
     bool skip_proto = false;
 
-    if (!(w & OFPFW_DL_TYPE)) {
+    if (!(w & OFPFW10_DL_TYPE)) {
         skip_type = true;
         if (om->dl_type == htons(ETH_TYPE_IP)) {
-            if (!(w & OFPFW_NW_PROTO)) {
+            if (!(w & OFPFW10_NW_PROTO)) {
                 skip_proto = true;
                 if (om->nw_proto == IPPROTO_ICMP) {
                     ds_put_cstr(&f, "icmp,");
@@ -865,44 +617,46 @@ ofp_match_to_string(const struct ofp_match *om, int verbosity)
             skip_type = false;
         }
     }
-    print_wild(&f, "in_port=", w & OFPFW_IN_PORT, verbosity,
+    print_wild(&f, "in_port=", w & OFPFW10_IN_PORT, verbosity,
                "%d", ntohs(om->in_port));
-    print_wild(&f, "dl_vlan=", w & OFPFW_DL_VLAN, verbosity,
+    print_wild(&f, "dl_vlan=", w & OFPFW10_DL_VLAN, verbosity,
                "%d", ntohs(om->dl_vlan));
-    print_wild(&f, "dl_vlan_pcp=", w & OFPFW_DL_VLAN_PCP, verbosity,
+    print_wild(&f, "dl_vlan_pcp=", w & OFPFW10_DL_VLAN_PCP, verbosity,
                "%d", om->dl_vlan_pcp);
-    print_wild(&f, "dl_src=", w & OFPFW_DL_SRC, verbosity,
+    print_wild(&f, "dl_src=", w & OFPFW10_DL_SRC, verbosity,
                ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_src));
-    print_wild(&f, "dl_dst=", w & OFPFW_DL_DST, verbosity,
+    print_wild(&f, "dl_dst=", w & OFPFW10_DL_DST, verbosity,
                ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_dst));
     if (!skip_type) {
-        print_wild(&f, "dl_type=", w & OFPFW_DL_TYPE, verbosity,
+        print_wild(&f, "dl_type=", w & OFPFW10_DL_TYPE, verbosity,
                    "0x%04x", ntohs(om->dl_type));
     }
     print_ip_netmask(&f, "nw_src=", om->nw_src,
-                     (w & OFPFW_NW_SRC_MASK) >> OFPFW_NW_SRC_SHIFT, verbosity);
+                     (w & OFPFW10_NW_SRC_MASK) >> OFPFW10_NW_SRC_SHIFT,
+                     verbosity);
     print_ip_netmask(&f, "nw_dst=", om->nw_dst,
-                     (w & OFPFW_NW_DST_MASK) >> OFPFW_NW_DST_SHIFT, verbosity);
+                     (w & OFPFW10_NW_DST_MASK) >> OFPFW10_NW_DST_SHIFT,
+                     verbosity);
     if (!skip_proto) {
         if (om->dl_type == htons(ETH_TYPE_ARP)) {
-            print_wild(&f, "arp_op=", w & OFPFW_NW_PROTO, verbosity,
+            print_wild(&f, "arp_op=", w & OFPFW10_NW_PROTO, verbosity,
                        "%u", om->nw_proto);
         } else {
-            print_wild(&f, "nw_proto=", w & OFPFW_NW_PROTO, verbosity,
+            print_wild(&f, "nw_proto=", w & OFPFW10_NW_PROTO, verbosity,
                        "%u", om->nw_proto);
         }
     }
-    print_wild(&f, "nw_tos=", w & OFPFW_NW_TOS, verbosity,
+    print_wild(&f, "nw_tos=", w & OFPFW10_NW_TOS, verbosity,
                "%u", om->nw_tos);
     if (om->nw_proto == IPPROTO_ICMP) {
-        print_wild(&f, "icmp_type=", w & OFPFW_ICMP_TYPE, verbosity,
+        print_wild(&f, "icmp_type=", w & OFPFW10_ICMP_TYPE, verbosity,
                    "%d", ntohs(om->tp_src));
-        print_wild(&f, "icmp_code=", w & OFPFW_ICMP_CODE, verbosity,
+        print_wild(&f, "icmp_code=", w & OFPFW10_ICMP_CODE, verbosity,
                    "%d", ntohs(om->tp_dst));
     } else {
-        print_wild(&f, "tp_src=", w & OFPFW_TP_SRC, verbosity,
+        print_wild(&f, "tp_src=", w & OFPFW10_TP_SRC, verbosity,
                    "%d", ntohs(om->tp_src));
-        print_wild(&f, "tp_dst=", w & OFPFW_TP_DST, verbosity,
+        print_wild(&f, "tp_dst=", w & OFPFW10_TP_DST, verbosity,
                    "%d", ntohs(om->tp_dst));
     }
     if (ds_last(&f) == ',') {
@@ -916,11 +670,14 @@ ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
                    enum ofputil_msg_code code, int verbosity)
 {
     struct ofputil_flow_mod fm;
+    struct ofpbuf ofpacts;
     bool need_priority;
     enum ofperr error;
 
-    error = ofputil_decode_flow_mod(&fm, oh, OFPUTIL_P_OF10_TID);
+    ofpbuf_init(&ofpacts, 64);
+    error = ofputil_decode_flow_mod(&fm, oh, OFPUTIL_P_OF10_TID, &ofpacts);
     if (error) {
+        ofpbuf_uninit(&ofpacts);
         ofp_print_error(s, error);
         return;
     }
@@ -952,7 +709,7 @@ ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
     ds_put_char(s, ' ');
     if (verbosity >= 3 && code == OFPUTIL_OFPT_FLOW_MOD) {
         const struct ofp_flow_mod *ofm = (const struct ofp_flow_mod *) oh;
-        ofp_print_match(s, &ofm->match, verbosity);
+        ofp10_match_print(s, &ofm->match, verbosity);
 
         /* ofp_print_match() doesn't print priority. */
         need_priority = true;
@@ -977,8 +734,12 @@ ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
     if (ds_last(s) != ' ') {
         ds_put_char(s, ' ');
     }
-    if (fm.cookie != htonll(0)) {
-        ds_put_format(s, "cookie:0x%"PRIx64" ", ntohll(fm.cookie));
+    if (fm.new_cookie != htonll(0)) {
+        ds_put_format(s, "cookie:0x%"PRIx64" ", ntohll(fm.new_cookie));
+    }
+    if (fm.cookie_mask != htonll(0)) {
+        ds_put_format(s, "cookie:0x%"PRIx64"/0x%"PRIx64" ",
+                ntohll(fm.cookie), ntohll(fm.cookie_mask));
     }
     if (fm.idle_timeout != OFP_FLOW_PERMANENT) {
         ds_put_format(s, "idle:%"PRIu16" ", fm.idle_timeout);
@@ -992,6 +753,11 @@ ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
     if (fm.buffer_id != UINT32_MAX) {
         ds_put_format(s, "buf:0x%"PRIx32" ", fm.buffer_id);
     }
+    if (fm.out_port != OFPP_NONE) {
+        ds_put_format(s, "out_port:");
+        ofputil_format_port(fm.out_port, s);
+        ds_put_char(s, ' ');
+    }
     if (fm.flags != 0) {
         uint16_t flags = fm.flags;
 
@@ -1011,7 +777,8 @@ ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
         }
     }
 
-    ofp_print_actions(s, fm.actions, fm.n_actions);
+    ofpacts_format(fm.ofpacts, fm.ofpacts_len, s);
+    ofpbuf_uninit(&ofpacts);
 }
 
 static void
@@ -1210,50 +977,58 @@ ofp_print_flow_stats_request(struct ds *string,
     cls_rule_format(&fsr.match, string);
 }
 
+void
+ofp_print_flow_stats(struct ds *string, struct ofputil_flow_stats *fs)
+{
+    ds_put_format(string, " cookie=0x%"PRIx64", duration=",
+                  ntohll(fs->cookie));
+
+    ofp_print_duration(string, fs->duration_sec, fs->duration_nsec);
+    ds_put_format(string, ", table=%"PRIu8", ", fs->table_id);
+    ds_put_format(string, "n_packets=%"PRIu64", ", fs->packet_count);
+    ds_put_format(string, "n_bytes=%"PRIu64", ", fs->byte_count);
+    if (fs->idle_timeout != OFP_FLOW_PERMANENT) {
+        ds_put_format(string, "idle_timeout=%"PRIu16", ", fs->idle_timeout);
+    }
+    if (fs->hard_timeout != OFP_FLOW_PERMANENT) {
+        ds_put_format(string, "hard_timeout=%"PRIu16", ", fs->hard_timeout);
+    }
+    if (fs->idle_age >= 0) {
+        ds_put_format(string, "idle_age=%d, ", fs->idle_age);
+    }
+    if (fs->hard_age >= 0 && fs->hard_age != fs->duration_sec) {
+        ds_put_format(string, "hard_age=%d, ", fs->hard_age);
+    }
+
+    cls_rule_format(&fs->rule, string);
+    if (string->string[string->length - 1] != ' ') {
+        ds_put_char(string, ' ');
+    }
+
+    ofpacts_format(fs->ofpacts, fs->ofpacts_len, string);
+}
+
 static void
 ofp_print_flow_stats_reply(struct ds *string, const struct ofp_header *oh)
 {
+    struct ofpbuf ofpacts;
     struct ofpbuf b;
 
     ofpbuf_use_const(&b, oh, ntohs(oh->length));
+    ofpbuf_init(&ofpacts, 64);
     for (;;) {
         struct ofputil_flow_stats fs;
         int retval;
 
-        retval = ofputil_decode_flow_stats_reply(&fs, &b, true);
+        retval = ofputil_decode_flow_stats_reply(&fs, &b, true, &ofpacts);
         if (retval) {
             if (retval != EOF) {
                 ds_put_cstr(string, " ***parse error***");
             }
             break;
         }
-
         ds_put_char(string, '\n');
-
-        ds_put_format(string, " cookie=0x%"PRIx64", duration=",
-                      ntohll(fs.cookie));
-        ofp_print_duration(string, fs.duration_sec, fs.duration_nsec);
-        ds_put_format(string, ", table=%"PRIu8", ", fs.table_id);
-        ds_put_format(string, "n_packets=%"PRIu64", ", fs.packet_count);
-        ds_put_format(string, "n_bytes=%"PRIu64", ", fs.byte_count);
-        if (fs.idle_timeout != OFP_FLOW_PERMANENT) {
-            ds_put_format(string, "idle_timeout=%"PRIu16", ", fs.idle_timeout);
-        }
-        if (fs.hard_timeout != OFP_FLOW_PERMANENT) {
-            ds_put_format(string, "hard_timeout=%"PRIu16", ", fs.hard_timeout);
-        }
-        if (fs.idle_age >= 0) {
-            ds_put_format(string, "idle_age=%d, ", fs.idle_age);
-        }
-        if (fs.hard_age >= 0 && fs.hard_age != fs.duration_sec) {
-            ds_put_format(string, "hard_age=%d, ", fs.hard_age);
-        }
-
-        cls_rule_format(&fs.rule, string);
-        if (string->string[string->length - 1] != ' ') {
-            ds_put_char(string, ' ');
-        }
-        ofp_print_actions(string, fs.actions, fs.n_actions);
+        ofp_print_flow_stats(string, &fs);
      }
 }
 
@@ -1589,27 +1364,36 @@ ofp_print_nxt_set_controller_id(struct ds *string,
     ds_put_format(string, " id=%"PRIu16, ntohs(nci->controller_id));
 }
 
-static void
-ofp_to_string__(const struct ofp_header *oh,
-                const struct ofputil_msg_type *type, struct ds *string,
-                int verbosity)
+void
+ofp_print_version(const struct ofp_header *oh,
+                  struct ds *string)
 {
-    enum ofputil_msg_code code;
-    const void *msg = oh;
-
-    ds_put_cstr(string, ofputil_msg_type_name(type));
     switch (oh->version) {
     case OFP10_VERSION:
         break;
     case OFP11_VERSION:
         ds_put_cstr(string, " (OF1.1)");
         break;
+    case OFP12_VERSION:
+        ds_put_cstr(string, " (OF1.2)");
+        break;
     default:
         ds_put_format(string, " (OF 0x%02"PRIx8")", oh->version);
         break;
     }
     ds_put_format(string, " (xid=0x%"PRIx32"):", ntohl(oh->xid));
+}
 
+static void
+ofp_to_string__(const struct ofp_header *oh,
+                const struct ofputil_msg_type *type, struct ds *string,
+                int verbosity)
+{
+    enum ofputil_msg_code code;
+    const void *msg = oh;
+
+    ds_put_cstr(string, ofputil_msg_type_name(type));
+    ofp_print_version(oh, string);
     code = ofputil_msg_type_code(type);
     switch (code) {
     case OFPUTIL_MSG_INVALID: