ofpbuf: Simplify ofpbuf API.
[cascardo/ovs.git] / lib / ofp-print.c
index 25e0478..b7c9a26 100644 (file)
 #include "netdev.h"
 #include "nx-match.h"
 #include "ofp-actions.h"
+#include "ofpbuf.h"
 #include "ofp-errors.h"
 #include "ofp-msgs.h"
 #include "ofp-util.h"
-#include "ofpbuf.h"
 #include "openflow/openflow.h"
 #include "openflow/nicira-ext.h"
 #include "packets.h"
+#include "dp-packet.h"
 #include "type-props.h"
 #include "unaligned.h"
 #include "odp-util.h"
@@ -51,7 +52,9 @@
 
 static void ofp_print_queue_name(struct ds *string, uint32_t port);
 static void ofp_print_error(struct ds *, enum ofperr);
-
+static void ofp_print_table_features(struct ds *,
+                                     const struct ofputil_table_features *,
+                                     const struct ofputil_table_stats *);
 
 /* Returns a string that represents the contents of the Ethernet frame in the
  * 'len' bytes starting at 'data'.  The caller must free the returned string.*/
@@ -59,27 +62,34 @@ char *
 ofp_packet_to_string(const void *data, size_t len)
 {
     struct ds ds = DS_EMPTY_INITIALIZER;
-    const struct pkt_metadata md = PKT_METADATA_INITIALIZER(0);
-    struct ofpbuf buf;
+    struct dp_packet buf;
     struct flow flow;
     size_t l4_size;
 
-    ofpbuf_use_const(&buf, data, len);
-    flow_extract(&buf, &md, &flow);
+    dp_packet_use_const(&buf, data, len);
+    flow_extract(&buf, &flow);
     flow_format(&ds, &flow);
 
-    l4_size = ofpbuf_l4_size(&buf);
+    l4_size = dp_packet_l4_size(&buf);
 
     if (flow.nw_proto == IPPROTO_TCP && l4_size >= TCP_HEADER_LEN) {
-        struct tcp_header *th = ofpbuf_l4(&buf);
+        struct tcp_header *th = dp_packet_l4(&buf);
         ds_put_format(&ds, " tcp_csum:%"PRIx16, ntohs(th->tcp_csum));
     } else if (flow.nw_proto == IPPROTO_UDP && l4_size >= UDP_HEADER_LEN) {
-        struct udp_header *uh = ofpbuf_l4(&buf);
+        struct udp_header *uh = dp_packet_l4(&buf);
         ds_put_format(&ds, " udp_csum:%"PRIx16, ntohs(uh->udp_csum));
     } else if (flow.nw_proto == IPPROTO_SCTP && l4_size >= SCTP_HEADER_LEN) {
-        struct sctp_header *sh = ofpbuf_l4(&buf);
+        struct sctp_header *sh = dp_packet_l4(&buf);
         ds_put_format(&ds, " sctp_csum:%"PRIx32,
                       ntohl(get_16aligned_be32(&sh->sctp_csum)));
+    } else if (flow.nw_proto == IPPROTO_ICMP && l4_size >= ICMP_HEADER_LEN) {
+        struct icmp_header *icmph = dp_packet_l4(&buf);
+        ds_put_format(&ds, " icmp_csum:%"PRIx16,
+                      ntohs(icmph->icmp_csum));
+    } else if (flow.nw_proto == IPPROTO_ICMPV6 && l4_size >= ICMP6_HEADER_LEN) {
+        struct icmp6_header *icmp6h = dp_packet_l4(&buf);
+        ds_put_format(&ds, " icmp6_csum:%"PRIx16,
+                      ntohs(icmp6h->icmp6_cksum));
     }
 
     ds_put_char(&ds, '\n');
@@ -125,6 +135,15 @@ ofp_print_packet_in(struct ds *string, const struct ofp_header *oh,
         ds_put_format(string, " tun_dst="IP_FMT, IP_ARGS(pin.fmd.tun_dst));
     }
 
+    if (pin.fmd.gbp_id != htons(0)) {
+        ds_put_format(string, " gbp_id=%"PRIu16,
+                      ntohs(pin.fmd.gbp_id));
+    }
+
+    if (pin.fmd.gbp_flags) {
+        ds_put_format(string, " gbp_flags=0x%02"PRIx8, pin.fmd.gbp_flags);
+    }
+
     if (pin.fmd.metadata != htonll(0)) {
         ds_put_format(string, " metadata=0x%"PRIx64, ntohll(pin.fmd.metadata));
     }
@@ -467,45 +486,6 @@ ofputil_capabilities_to_name(uint32_t bit)
     return NULL;
 }
 
-static const char *
-ofputil_action_bitmap_to_name(uint32_t bit)
-{
-    enum ofputil_action_bitmap action = bit;
-
-    switch (action) {
-    case OFPUTIL_A_OUTPUT:         return "OUTPUT";
-    case OFPUTIL_A_SET_VLAN_VID:   return "SET_VLAN_VID";
-    case OFPUTIL_A_SET_VLAN_PCP:   return "SET_VLAN_PCP";
-    case OFPUTIL_A_STRIP_VLAN:     return "STRIP_VLAN";
-    case OFPUTIL_A_SET_DL_SRC:     return "SET_DL_SRC";
-    case OFPUTIL_A_SET_DL_DST:     return "SET_DL_DST";
-    case OFPUTIL_A_SET_NW_SRC:     return "SET_NW_SRC";
-    case OFPUTIL_A_SET_NW_DST:     return "SET_NW_DST";
-    case OFPUTIL_A_SET_NW_ECN:     return "SET_NW_ECN";
-    case OFPUTIL_A_SET_NW_TOS:     return "SET_NW_TOS";
-    case OFPUTIL_A_SET_TP_SRC:     return "SET_TP_SRC";
-    case OFPUTIL_A_SET_TP_DST:     return "SET_TP_DST";
-    case OFPUTIL_A_SET_FIELD:      return "SET_FIELD";
-    case OFPUTIL_A_ENQUEUE:        return "ENQUEUE";
-    case OFPUTIL_A_COPY_TTL_OUT:   return "COPY_TTL_OUT";
-    case OFPUTIL_A_COPY_TTL_IN:    return "COPY_TTL_IN";
-    case OFPUTIL_A_SET_MPLS_LABEL: return "SET_MPLS_LABEL";
-    case OFPUTIL_A_SET_MPLS_TC:    return "SET_MPLS_TC";
-    case OFPUTIL_A_SET_MPLS_TTL:   return "SET_MPLS_TTL";
-    case OFPUTIL_A_DEC_MPLS_TTL:   return "DEC_MPLS_TTL";
-    case OFPUTIL_A_PUSH_VLAN:      return "PUSH_VLAN";
-    case OFPUTIL_A_POP_VLAN:       return "POP_VLAN";
-    case OFPUTIL_A_PUSH_MPLS:      return "PUSH_MPLS";
-    case OFPUTIL_A_POP_MPLS:       return "POP_MPLS";
-    case OFPUTIL_A_SET_QUEUE:      return "SET_QUEUE";
-    case OFPUTIL_A_GROUP:          return "GROUP";
-    case OFPUTIL_A_SET_NW_TTL:     return "SET_NW_TTL";
-    case OFPUTIL_A_DEC_NW_TTL:     return "DEC_NW_TTL";
-    }
-
-    return NULL;
-}
-
 static void
 ofp_print_switch_features(struct ds *string, const struct ofp_header *oh)
 {
@@ -536,8 +516,7 @@ ofp_print_switch_features(struct ds *string, const struct ofp_header *oh)
     switch ((enum ofp_version)oh->version) {
     case OFP10_VERSION:
         ds_put_cstr(string, "actions: ");
-        ofp_print_bit_names(string, features.actions,
-                            ofputil_action_bitmap_to_name, ' ');
+        ofpact_bitmap_format(features.ofpacts, string);
         ds_put_char(string, '\n');
         break;
     case OFP11_VERSION:
@@ -578,7 +557,7 @@ ofp_print_switch_config(struct ds *string, const struct ofp_switch_config *osc)
 
 static void print_wild(struct ds *string, const char *leader, int is_wild,
             int verbosity, const char *format, ...)
-            PRINTF_FORMAT(5, 6);
+            OVS_PRINTF_FORMAT(5, 6);
 
 static void print_wild(struct ds *string, const char *leader, int is_wild,
                        int verbosity, const char *format, ...)
@@ -725,9 +704,7 @@ ofp10_match_to_string(const struct ofp10_match *om, int verbosity)
         print_wild(&f, "tp_dst=", w & OFPFW10_TP_DST, verbosity,
                    "%d", ntohs(om->tp_dst));
     }
-    if (ds_last(&f) == ',') {
-        f.length--;
-    }
+    ds_chomp(&f, ',');
     return ds_cstr(&f);
 }
 
@@ -845,6 +822,9 @@ ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh, int verbosity)
     if (fm.hard_timeout != OFP_FLOW_PERMANENT) {
         ds_put_format(s, "hard:%"PRIu16" ", fm.hard_timeout);
     }
+    if (fm.importance != 0) {
+        ds_put_format(s, "importance:%"PRIu16" ", fm.importance);
+    }
     if (fm.priority != OFP_DEFAULT_PRIORITY && need_priority) {
         ds_put_format(s, "pri:%"PRIu16" ", fm.priority);
     }
@@ -997,22 +977,21 @@ ofp_print_port_mod(struct ds *string, const struct ofp_header *oh)
 }
 
 static void
-ofp_print_table_miss_config(struct ds *string, const uint32_t config)
+ofp_print_table_miss_config(struct ds *string, enum ofputil_table_miss miss)
 {
-    uint32_t table_miss_config = config & OFPTC11_TABLE_MISS_MASK;
-
-    switch (table_miss_config) {
-    case OFPTC11_TABLE_MISS_CONTROLLER:
+    switch (miss) {
+    case OFPUTIL_TABLE_MISS_CONTROLLER:
         ds_put_cstr(string, "controller\n");
         break;
-    case OFPTC11_TABLE_MISS_CONTINUE:
+    case OFPUTIL_TABLE_MISS_CONTINUE:
         ds_put_cstr(string, "continue\n");
         break;
-    case OFPTC11_TABLE_MISS_DROP:
+    case OFPUTIL_TABLE_MISS_DROP:
         ds_put_cstr(string, "drop\n");
         break;
+    case OFPUTIL_TABLE_MISS_DEFAULT:
     default:
-        ds_put_cstr(string, "Unknown\n");
+        ds_put_format(string, "Unknown (%d)\n", miss);
         break;
     }
 }
@@ -1035,8 +1014,10 @@ ofp_print_table_mod(struct ds *string, const struct ofp_header *oh)
         ds_put_format(string, " table_id=%"PRIu8, pm.table_id);
     }
 
-    ds_put_cstr(string, ", flow_miss_config=");
-    ofp_print_table_miss_config(string, pm.config);
+    if (pm.miss_config != OFPUTIL_TABLE_MISS_DEFAULT) {
+        ds_put_cstr(string, ", flow_miss_config=");
+        ofp_print_table_miss_config(string, pm.miss_config);
+    }
 }
 
 static void
@@ -1374,9 +1355,9 @@ ofp_print_error_msg(struct ds *string, const struct ofp_header *oh)
     ds_put_format(string, " %s\n", ofperr_get_name(error));
 
     if (error == OFPERR_OFPHFC_INCOMPATIBLE || error == OFPERR_OFPHFC_EPERM) {
-        ds_put_printable(string, ofpbuf_data(&payload), ofpbuf_size(&payload));
+        ds_put_printable(string, payload.data, payload.size);
     } else {
-        s = ofp_to_string(ofpbuf_data(&payload), ofpbuf_size(&payload), 1);
+        s = ofp_to_string(payload.data, payload.size, 1);
         ds_put_cstr(string, s);
         free(s);
     }
@@ -1468,6 +1449,9 @@ ofp_print_flow_stats(struct ds *string, struct ofputil_flow_stats *fs)
     if (fs->flags) {
         ofp_print_flow_flags(string, fs->flags);
     }
+    if (fs->importance != 0) {
+        ds_put_format(string, "importance=%"PRIu16", ", fs->importance);
+    }
     if (fs->idle_age >= 0) {
         ds_put_format(string, "idle_age=%d, ", fs->idle_age);
     }
@@ -1613,216 +1597,27 @@ ofp_print_ofpst_port_reply(struct ds *string, const struct ofp_header *oh,
 }
 
 static void
-ofp_print_one_ofpst_table_reply(struct ds *string, enum ofp_version ofp_version,
-                                const char *name, struct ofp12_table_stats *ts)
-{
-    char name_[OFP_MAX_TABLE_NAME_LEN + 1];
-
-    /* ofp13_table_stats is different */
-    if (ofp_version > OFP12_VERSION) {
-        return;
-    }
-
-    ovs_strlcpy(name_, name, sizeof name_);
-
-    ds_put_format(string, "  %d: %-8s: ", ts->table_id, name_);
-    ds_put_format(string, "wild=0x%05"PRIx64", ", ntohll(ts->wildcards));
-    ds_put_format(string, "max=%6"PRIu32", ", ntohl(ts->max_entries));
-    ds_put_format(string, "active=%"PRIu32"\n", ntohl(ts->active_count));
-    ds_put_cstr(string, "               ");
-    ds_put_format(string, "lookup=%"PRIu64", ", ntohll(ts->lookup_count));
-    ds_put_format(string, "matched=%"PRIu64"\n", ntohll(ts->matched_count));
-
-    if (ofp_version < OFP11_VERSION) {
-        return;
-    }
-
-    ds_put_cstr(string, "               ");
-    ds_put_format(string, "match=0x%08"PRIx64", ", ntohll(ts->match));
-    ds_put_format(string, "instructions=0x%08"PRIx32", ",
-                  ntohl(ts->instructions));
-    ds_put_format(string, "config=0x%08"PRIx32"\n", ntohl(ts->config));
-    ds_put_cstr(string, "               ");
-    ds_put_format(string, "write_actions=0x%08"PRIx32", ",
-                  ntohl(ts->write_actions));
-    ds_put_format(string, "apply_actions=0x%08"PRIx32"\n",
-                  ntohl(ts->apply_actions));
-
-    if (ofp_version < OFP12_VERSION) {
-        return;
-    }
-
-    ds_put_cstr(string, "               ");
-    ds_put_format(string, "write_setfields=0x%016"PRIx64"\n",
-                  ntohll(ts->write_setfields));
-    ds_put_cstr(string, "               ");
-    ds_put_format(string, "apply_setfields=0x%016"PRIx64"\n",
-                  ntohll(ts->apply_setfields));
-    ds_put_cstr(string, "               ");
-    ds_put_format(string, "metadata_match=0x%016"PRIx64"\n",
-                  ntohll(ts->metadata_match));
-    ds_put_cstr(string, "               ");
-    ds_put_format(string, "metadata_write=0x%016"PRIx64"\n",
-                  ntohll(ts->metadata_write));
-}
-
-static void
-ofp_print_ofpst_table_reply13(struct ds *string, const struct ofp_header *oh,
-                              int verbosity)
-{
-    struct ofp13_table_stats *ts;
-    struct ofpbuf b;
-    size_t n;
-
-    ofpbuf_use_const(&b, oh, ntohs(oh->length));
-    ofpraw_pull_assert(&b);
-
-    n = ofpbuf_size(&b) / sizeof *ts;
-    ds_put_format(string, " %"PRIuSIZE" tables\n", n);
-    if (verbosity < 1) {
-        return;
-    }
-
-    for (;;) {
-        ts = ofpbuf_try_pull(&b, sizeof *ts);
-        if (!ts) {
-            return;
-        }
-        ds_put_format(string,
-                      "  %d: active=%"PRIu32", lookup=%"PRIu64  \
-                      ", matched=%"PRIu64"\n",
-                      ts->table_id, ntohl(ts->active_count),
-                      ntohll(ts->lookup_count), ntohll(ts->matched_count));
-    }
-}
-
-static void
-ofp_print_ofpst_table_reply12(struct ds *string, const struct ofp_header *oh,
-                              int verbosity)
-{
-    struct ofp12_table_stats *ts;
-    struct ofpbuf b;
-    size_t n;
-
-    ofpbuf_use_const(&b, oh, ntohs(oh->length));
-    ofpraw_pull_assert(&b);
-
-    n = ofpbuf_size(&b) / sizeof *ts;
-    ds_put_format(string, " %"PRIuSIZE" tables\n", n);
-    if (verbosity < 1) {
-        return;
-    }
-
-    for (;;) {
-        ts = ofpbuf_try_pull(&b, sizeof *ts);
-        if (!ts) {
-            return;
-        }
-
-        ofp_print_one_ofpst_table_reply(string, OFP12_VERSION, ts->name, ts);
-     }
-}
-
-static void
-ofp_print_ofpst_table_reply11(struct ds *string, const struct ofp_header *oh,
-                              int verbosity)
-{
-    struct ofp11_table_stats *ts;
-    struct ofpbuf b;
-    size_t n;
-
-    ofpbuf_use_const(&b, oh, ntohs(oh->length));
-    ofpraw_pull_assert(&b);
-
-    n = ofpbuf_size(&b) / sizeof *ts;
-    ds_put_format(string, " %"PRIuSIZE" tables\n", n);
-    if (verbosity < 1) {
-        return;
-    }
-
-    for (;;) {
-        struct ofp12_table_stats ts12;
-
-        ts = ofpbuf_try_pull(&b, sizeof *ts);
-        if (!ts) {
-            return;
-        }
-
-        ts12.table_id = ts->table_id;
-        ts12.wildcards = htonll(ntohl(ts->wildcards));
-        ts12.max_entries = ts->max_entries;
-        ts12.active_count = ts->active_count;
-        ts12.lookup_count = ts->lookup_count;
-        ts12.matched_count = ts->matched_count;
-        ts12.match = htonll(ntohl(ts->match));
-        ts12.instructions = ts->instructions;
-        ts12.config = ts->config;
-        ts12.write_actions = ts->write_actions;
-        ts12.apply_actions = ts->apply_actions;
-        ofp_print_one_ofpst_table_reply(string, OFP11_VERSION, ts->name, &ts12);
-     }
-}
-
-static void
-ofp_print_ofpst_table_reply10(struct ds *string, const struct ofp_header *oh,
-                              int verbosity)
+ofp_print_table_stats_reply(struct ds *string, const struct ofp_header *oh)
 {
-    struct ofp10_table_stats *ts;
     struct ofpbuf b;
-    size_t n;
 
     ofpbuf_use_const(&b, oh, ntohs(oh->length));
     ofpraw_pull_assert(&b);
 
-    n = ofpbuf_size(&b) / sizeof *ts;
-    ds_put_format(string, " %"PRIuSIZE" tables\n", n);
-    if (verbosity < 1) {
-        return;
-    }
-
     for (;;) {
-        struct ofp12_table_stats ts12;
+        struct ofputil_table_features features;
+        struct ofputil_table_stats stats;
+        int retval;
 
-        ts = ofpbuf_try_pull(&b, sizeof *ts);
-        if (!ts) {
+        retval = ofputil_decode_table_stats_reply(&b, &stats, &features);
+        if (retval) {
+            if (retval != EOF) {
+                ofp_print_error(string, retval);
+            }
             return;
         }
 
-        ts12.table_id = ts->table_id;
-        ts12.wildcards = htonll(ntohl(ts->wildcards));
-        ts12.max_entries = ts->max_entries;
-        ts12.active_count = ts->active_count;
-        ts12.lookup_count = get_32aligned_be64(&ts->lookup_count);
-        ts12.matched_count = get_32aligned_be64(&ts->matched_count);
-        ofp_print_one_ofpst_table_reply(string, OFP10_VERSION, ts->name, &ts12);
-     }
-}
-
-static void
-ofp_print_ofpst_table_reply(struct ds *string, const struct ofp_header *oh,
-                            int verbosity)
-{
-    switch ((enum ofp_version)oh->version) {
-    case OFP15_VERSION:
-    case OFP14_VERSION:
-    case OFP13_VERSION:
-        ofp_print_ofpst_table_reply13(string, oh, verbosity);
-        break;
-
-    case OFP12_VERSION:
-        ofp_print_ofpst_table_reply12(string, oh, verbosity);
-        break;
-
-    case OFP11_VERSION:
-        ofp_print_ofpst_table_reply11(string, oh, verbosity);
-        break;
-
-    case OFP10_VERSION:
-        ofp_print_ofpst_table_reply10(string, oh, verbosity);
-        break;
-
-    default:
-        OVS_NOT_REACHED();
+        ofp_print_table_features(string, &features, &stats);
     }
 }
 
@@ -2331,23 +2126,59 @@ ofp_header_to_string__(const struct ofp_header *oh, enum ofpraw raw,
     ofp_print_version(oh, string);
 }
 
+static void
+ofp_print_bucket_id(struct ds *s, const char *label, uint32_t bucket_id,
+                    enum ofp_version ofp_version)
+{
+    if (ofp_version < OFP15_VERSION) {
+        return;
+    }
+
+    ds_put_cstr(s, label);
+
+    switch (bucket_id) {
+    case OFPG15_BUCKET_FIRST:
+        ds_put_cstr(s, "first");
+        break;
+    case OFPG15_BUCKET_LAST:
+        ds_put_cstr(s, "last");
+        break;
+    case OFPG15_BUCKET_ALL:
+        ds_put_cstr(s, "all");
+        break;
+    default:
+        ds_put_format(s, "%"PRIu32, bucket_id);
+        break;
+    }
+
+    ds_put_char(s, ',');
+}
+
 static void
 ofp_print_group(struct ds *s, uint32_t group_id, uint8_t type,
-                struct list *p_buckets)
+                struct ovs_list *p_buckets, enum ofp_version ofp_version,
+                bool suppress_type)
 {
-    static const char *type_str[] = { "all", "select", "indirect",
-                                      "ff", "unknown" };
     struct ofputil_bucket *bucket;
 
-    ds_put_format(s, "group_id=%"PRIu32",type=%s",
-                  group_id, type_str[type > 4 ? 4 : type]);
+    ds_put_format(s, "group_id=%"PRIu32, group_id);
+
+    if (!suppress_type) {
+        static const char *type_str[] = { "all", "select", "indirect",
+                                          "ff", "unknown" };
+        ds_put_format(s, ",type=%s", type_str[type > 4 ? 4 : type]);
+    }
+
     if (!p_buckets) {
         return;
     }
 
+    ds_put_char(s, ',');
+
     LIST_FOR_EACH (bucket, list_node, p_buckets) {
-        ds_put_cstr(s, ",bucket=");
+        ds_put_cstr(s, "bucket=");
 
+        ofp_print_bucket_id(s, "bucket_id:", bucket->bucket_id, ofp_version);
         if (bucket->weight != 1) {
             ds_put_format(s, "weight:%"PRIu16",", bucket->weight);
         }
@@ -2360,7 +2191,10 @@ ofp_print_group(struct ds *s, uint32_t group_id, uint8_t type,
 
         ds_put_cstr(s, "actions=");
         ofpacts_format(bucket->ofpacts, bucket->ofpacts_len, s);
+        ds_put_char(s, ',');
     }
+
+    ds_chomp(s, ',');
 }
 
 static void
@@ -2392,7 +2226,9 @@ ofp_print_group_desc(struct ds *s, const struct ofp_header *oh)
 
         ds_put_char(s, '\n');
         ds_put_char(s, ' ');
-        ofp_print_group(s, gd.group_id, gd.type, &gd.buckets);
+        ofp_print_group(s, gd.group_id, gd.type, &gd.buckets, oh->version,
+                        false);
+        ofputil_bucket_list_destroy(&gd.buckets);
      }
 }
 
@@ -2458,10 +2294,23 @@ ofp_print_group_stats(struct ds *s, const struct ofp_header *oh)
      }
 }
 
+static const char *
+group_type_to_string(enum ofp11_group_type type)
+{
+    switch (type) {
+    case OFPGT11_ALL: return "all";
+    case OFPGT11_SELECT: return "select";
+    case OFPGT11_INDIRECT: return "indirect";
+    case OFPGT11_FF: return "fast failover";
+    default: OVS_NOT_REACHED();
+    }
+}
+
 static void
 ofp_print_group_features(struct ds *string, const struct ofp_header *oh)
 {
     struct ofputil_group_features features;
+    int i;
 
     ofputil_decode_group_features_reply(oh, &features);
 
@@ -2470,32 +2319,15 @@ ofp_print_group_features(struct ds *string, const struct ofp_header *oh)
     ds_put_format(string, "    Capabilities:  0x%"PRIx32"\n",
                   features.capabilities);
 
-    if (features.types & (1u << OFPGT11_ALL)) {
-        ds_put_format(string, "    All group :\n");
-        ds_put_format(string,
-                      "        max_groups = %#"PRIx32" actions=0x%08"PRIx32"\n",
-                      features.max_groups[0], features.actions[0]);
-    }
-
-    if (features.types & (1u << OFPGT11_SELECT)) {
-        ds_put_format(string, "    Select group :\n");
-        ds_put_format(string, "        max_groups = %#"PRIx32" "
-                      "actions=0x%08"PRIx32"\n",
-                      features.max_groups[1], features.actions[1]);
-    }
-
-    if (features.types & (1u << OFPGT11_INDIRECT)) {
-        ds_put_format(string, "    Indirect group :\n");
-        ds_put_format(string, "        max_groups = %#"PRIx32" "
-                      "actions=0x%08"PRIx32"\n",
-                      features.max_groups[2], features.actions[2]);
-    }
-
-    if (features.types & (1u << OFPGT11_FF)) {
-        ds_put_format(string, "    Fast Failover group :\n");
-        ds_put_format(string, "        max_groups = %#"PRIx32" "
-                      "actions=0x%08"PRIx32"\n",
-                      features.max_groups[3], features.actions[3]);
+    for (i = 0; i < OFPGT12_N_TYPES; i++) {
+        if (features.types & (1u << i)) {
+            ds_put_format(string, "    %s group:\n", group_type_to_string(i));
+            ds_put_format(string, "       max_groups=%#"PRIx32"\n",
+                          features.max_groups[i]);
+            ds_put_format(string, "       actions: ");
+            ofpact_bitmap_format(features.ofpacts[i], string);
+            ds_put_char(string, '\n');
+        }
     }
 }
 
@@ -2504,6 +2336,7 @@ ofp_print_group_mod(struct ds *s, const struct ofp_header *oh)
 {
     struct ofputil_group_mod gm;
     int error;
+    bool bucket_command = false;
 
     error = ofputil_decode_group_mod(oh, &gm);
     if (error) {
@@ -2527,79 +2360,92 @@ ofp_print_group_mod(struct ds *s, const struct ofp_header *oh)
         ds_put_cstr(s, "DEL");
         break;
 
+    case OFPGC15_INSERT_BUCKET:
+        ds_put_cstr(s, "INSERT_BUCKET");
+        bucket_command = true;
+        break;
+
+    case OFPGC15_REMOVE_BUCKET:
+        ds_put_cstr(s, "REMOVE_BUCKET");
+        bucket_command = true;
+        break;
+
     default:
         ds_put_format(s, "cmd:%"PRIu16"", gm.command);
     }
     ds_put_char(s, ' ');
 
-    ofp_print_group(s, gm.group_id, gm.type, &gm.buckets);
-}
-
-static const char *
-ofp13_action_to_string(uint32_t bit)
-{
-    switch (bit) {
-#define OFPAT13_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME)  \
-        case 1u << ENUM: return NAME;
-#include "ofp-util.def"
+    if (bucket_command) {
+        ofp_print_bucket_id(s, "command_bucket_id:",
+                            gm.command_bucket_id, oh->version);
     }
-    return NULL;
+
+    ofp_print_group(s, gm.group_id, gm.type, &gm.buckets, oh->version,
+                    bucket_command);
+    ofputil_bucket_list_destroy(&gm.buckets);
 }
 
 static void
 print_table_action_features(struct ds *s,
                             const struct ofputil_table_action_features *taf)
 {
-    ds_put_cstr(s, "        actions: ");
-    ofp_print_bit_names(s, taf->actions, ofp13_action_to_string, ',');
-    ds_put_char(s, '\n');
+    if (taf->ofpacts) {
+        ds_put_cstr(s, "        actions: ");
+        ofpact_bitmap_format(taf->ofpacts, s);
+        ds_put_char(s, '\n');
+    }
 
-    ds_put_cstr(s, "        supported on Set-Field: ");
     if (!bitmap_is_all_zeros(taf->set_fields.bm, MFF_N_IDS)) {
         int i;
 
+        ds_put_cstr(s, "        supported on Set-Field:");
         BITMAP_FOR_EACH_1 (i, MFF_N_IDS, taf->set_fields.bm) {
-            ds_put_format(s, "%s,", mf_from_id(i)->name);
+            ds_put_format(s, " %s", mf_from_id(i)->name);
         }
-        ds_chomp(s, ',');
-    } else {
-        ds_put_cstr(s, "none");
+        ds_put_char(s, '\n');
     }
-    ds_put_char(s, '\n');
 }
 
 static bool
 table_action_features_equal(const struct ofputil_table_action_features *a,
                             const struct ofputil_table_action_features *b)
 {
-    return (a->actions == b->actions
+    return (a->ofpacts == b->ofpacts
             && bitmap_equal(a->set_fields.bm, b->set_fields.bm, MFF_N_IDS));
 }
 
+static bool
+table_action_features_empty(const struct ofputil_table_action_features *taf)
+{
+    return !taf->ofpacts && bitmap_is_all_zeros(taf->set_fields.bm, MFF_N_IDS);
+}
+
 static void
 print_table_instruction_features(
     struct ds *s, const struct ofputil_table_instruction_features *tif)
 {
     int start, end;
 
-    ds_put_cstr(s, "      next tables: ");
-    for (start = bitmap_scan(tif->next, 1, 0, 255); start < 255;
-         start = bitmap_scan(tif->next, 1, end, 255)) {
-        end = bitmap_scan(tif->next, 0, start + 1, 255);
-        if (end == start + 1) {
-            ds_put_format(s, "%d,", start);
-        } else {
-            ds_put_format(s, "%d-%d,", start, end - 1);
+    if (!bitmap_is_all_zeros(tif->next, 255)) {
+        ds_put_cstr(s, "      next tables: ");
+        for (start = bitmap_scan(tif->next, 1, 0, 255); start < 255;
+             start = bitmap_scan(tif->next, 1, end, 255)) {
+            end = bitmap_scan(tif->next, 0, start + 1, 255);
+            if (end == start + 1) {
+                ds_put_format(s, "%d,", start);
+            } else {
+                ds_put_format(s, "%d-%d,", start, end - 1);
+            }
         }
+        ds_chomp(s, ',');
+        if (ds_last(s) == ' ') {
+            ds_put_cstr(s, "none");
+        }
+        ds_put_char(s, '\n');
     }
-    ds_chomp(s, ',');
-    if (ds_last(s) == ' ') {
-        ds_put_cstr(s, "none");
-    }
-    ds_put_char(s, '\n');
 
-    ds_put_cstr(s, "      instructions: ");
     if (tif->instructions) {
+        ds_put_cstr(s, "      instructions: ");
         int i;
 
         for (i = 0; i < 32; i++) {
@@ -2608,19 +2454,18 @@ print_table_instruction_features(
             }
         }
         ds_chomp(s, ',');
-    } else {
-        ds_put_cstr(s, "none");
+        ds_put_char(s, '\n');
     }
-    ds_put_char(s, '\n');
 
-    if (table_action_features_equal(&tif->write, &tif->apply)) {
-        ds_put_cstr(s, "      Write-Actions and Apply-Actions features:\n");
-        print_table_action_features(s, &tif->write);
-    } else {
+    if (!table_action_features_equal(&tif->write, &tif->apply)) {
         ds_put_cstr(s, "      Write-Actions features:\n");
         print_table_action_features(s, &tif->write);
         ds_put_cstr(s, "      Apply-Actions features:\n");
         print_table_action_features(s, &tif->apply);
+    } else if (tif->write.ofpacts
+               || !bitmap_is_all_zeros(tif->write.set_fields.bm, MFF_N_IDS)) {
+        ds_put_cstr(s, "      Write-Actions and Apply-Actions features:\n");
+        print_table_action_features(s, &tif->write);
     }
 }
 
@@ -2635,51 +2480,65 @@ table_instruction_features_equal(
             && table_action_features_equal(&a->apply, &b->apply));
 }
 
-static void
-ofp_print_table_features(struct ds *s, const struct ofp_header *oh)
+static bool
+table_instruction_features_empty(
+    const struct ofputil_table_instruction_features *tif)
 {
-    struct ofpbuf b;
-
-    ofpbuf_use_const(&b, oh, ntohs(oh->length));
-
-    for (;;) {
-        struct ofputil_table_features tf;
-        int retval;
-        int i;
+    return (bitmap_is_all_zeros(tif->next, 255)
+            && !tif->instructions
+            && table_action_features_empty(&tif->write)
+            && table_action_features_empty(&tif->apply));
+}
 
-        retval = ofputil_decode_table_features(&b, &tf, true);
-        if (retval) {
-            if (retval != EOF) {
-                ofp_print_error(s, retval);
-            }
-            return;
-        }
+static void
+ofp_print_table_features(struct ds *s,
+                         const struct ofputil_table_features *features,
+                         const struct ofputil_table_stats *stats)
+{
+    int i;
 
-        ds_put_format(s, "\n  table %"PRIu8":\n", tf.table_id);
-        ds_put_format(s, "    name=\"%s\"\n", tf.name);
+    ds_put_format(s, "\n  table %"PRIu8, features->table_id);
+    if (features->name[0]) {
+        ds_put_format(s, " (\"%s\")", features->name);
+    }
+    ds_put_cstr(s, ":\n");
+    if (stats) {
+        ds_put_format(s, "    active=%"PRIu32", ", stats->active_count);
+        ds_put_format(s, "lookup=%"PRIu64", ", stats->lookup_count);
+        ds_put_format(s, "matched=%"PRIu64"\n", stats->matched_count);
+    }
+    if (features->metadata_match || features->metadata_match) {
         ds_put_format(s, "    metadata: match=%#"PRIx64" write=%#"PRIx64"\n",
-                      ntohll(tf.metadata_match), ntohll(tf.metadata_write));
+                      ntohll(features->metadata_match),
+                      ntohll(features->metadata_write));
+    }
 
+    if (features->miss_config != OFPUTIL_TABLE_MISS_DEFAULT) {
         ds_put_cstr(s, "    config=");
-        ofp_print_table_miss_config(s, tf.config);
+        ofp_print_table_miss_config(s, features->miss_config);
+    }
 
-        ds_put_format(s, "    max_entries=%"PRIu32"\n", tf.max_entries);
+    if (features->max_entries) {
+        ds_put_format(s, "    max_entries=%"PRIu32"\n", features->max_entries);
+    }
 
-        if (table_instruction_features_equal(&tf.nonmiss, &tf.miss)) {
-            ds_put_cstr(s, "    instructions (table miss and others):\n");
-            print_table_instruction_features(s, &tf.nonmiss);
-        } else {
-            ds_put_cstr(s, "    instructions (other than table miss):\n");
-            print_table_instruction_features(s, &tf.nonmiss);
-            ds_put_cstr(s, "    instructions (table miss):\n");
-            print_table_instruction_features(s, &tf.miss);
-        }
+    if (!table_instruction_features_equal(&features->nonmiss,
+                                          &features->miss)) {
+        ds_put_cstr(s, "    instructions (other than table miss):\n");
+        print_table_instruction_features(s, &features->nonmiss);
+        ds_put_cstr(s, "    instructions (table miss):\n");
+        print_table_instruction_features(s, &features->miss);
+    } else if (!table_instruction_features_empty(&features->nonmiss)) {
+        ds_put_cstr(s, "    instructions (table miss and others):\n");
+        print_table_instruction_features(s, &features->nonmiss);
+    }
 
+    if (!bitmap_is_all_zeros(features->match.bm, MFF_N_IDS)){
         ds_put_cstr(s, "    matching:\n");
-        BITMAP_FOR_EACH_1 (i, MFF_N_IDS, tf.match.bm) {
+        BITMAP_FOR_EACH_1 (i, MFF_N_IDS, features->match.bm) {
             const struct mf_field *f = mf_from_id(i);
-            bool mask = bitmap_is_set(tf.mask.bm, i);
-            bool wildcard = bitmap_is_set(tf.wildcard.bm, i);
+            bool mask = bitmap_is_set(features->mask.bm, i);
+            bool wildcard = bitmap_is_set(features->wildcard.bm, i);
 
             ds_put_format(s, "      %s: %s\n",
                           f->name,
@@ -2690,6 +2549,28 @@ ofp_print_table_features(struct ds *s, const struct ofp_header *oh)
     }
 }
 
+static void
+ofp_print_table_features_reply(struct ds *s, const struct ofp_header *oh)
+{
+    struct ofpbuf b;
+
+    ofpbuf_use_const(&b, oh, ntohs(oh->length));
+
+    for (;;) {
+        struct ofputil_table_features tf;
+        int retval;
+
+        retval = ofputil_decode_table_features(&b, &tf, true);
+        if (retval) {
+            if (retval != EOF) {
+                ofp_print_error(s, retval);
+            }
+            return;
+        }
+        ofp_print_table_features(s, &tf, NULL);
+    }
+}
+
 static const char *
 bundle_flags_to_name(uint32_t bit)
 {
@@ -2815,7 +2696,7 @@ ofp_to_string__(const struct ofp_header *oh, enum ofpraw raw,
 
     case OFPTYPE_TABLE_FEATURES_STATS_REQUEST:
     case OFPTYPE_TABLE_FEATURES_STATS_REPLY:
-        ofp_print_table_features(string, oh);
+        ofp_print_table_features_reply(string, oh);
         break;
 
     case OFPTYPE_HELLO:
@@ -2966,7 +2847,7 @@ ofp_to_string__(const struct ofp_header *oh, enum ofpraw raw,
 
     case OFPTYPE_TABLE_STATS_REPLY:
         ofp_print_stats(string, oh);
-        ofp_print_ofpst_table_reply(string, oh, verbosity);
+        ofp_print_table_stats_reply(string, oh);
         break;
 
     case OFPTYPE_AGGREGATE_STATS_REPLY: