2 * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira Networks.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 #include "ofp-print.h"
22 #include <sys/types.h>
23 #include <netinet/in.h>
30 #include "byte-order.h"
32 #include "dynamic-string.h"
35 #include "multipath.h"
39 #include "openflow/openflow.h"
40 #include "openflow/nicira-ext.h"
43 #include "type-props.h"
44 #include "unaligned.h"
47 static void ofp_print_queue_name(struct ds *string, uint32_t port);
48 static void ofp_print_error(struct ds *, int error);
51 /* Returns a string that represents the contents of the Ethernet frame in the
52 * 'len' bytes starting at 'data'. The caller must free the returned string.*/
54 ofp_packet_to_string(const void *data, size_t len)
56 struct ds ds = DS_EMPTY_INITIALIZER;
60 ofpbuf_use_const(&buf, data, len);
61 flow_extract(&buf, 0, 0, 0, &flow);
62 flow_format(&ds, &flow);
65 if (flow.nw_proto == IPPROTO_TCP) {
66 struct tcp_header *th = buf.l4;
67 ds_put_format(&ds, " tcp_csum:%"PRIx16,
69 } else if (flow.nw_proto == IPPROTO_UDP) {
70 struct udp_header *uh = buf.l4;
71 ds_put_format(&ds, " udp_csum:%"PRIx16,
76 ds_put_char(&ds, '\n');
82 ofp_print_packet_in(struct ds *string, const struct ofp_header *oh,
85 struct ofputil_packet_in pin;
89 error = ofputil_decode_packet_in(&pin, oh);
91 ofp_print_error(string, error);
96 ds_put_format(string, " table_id=%"PRIu8, pin.table_id);
100 ds_put_format(string, " cookie=0x%"PRIx64, ntohll(pin.cookie));
103 ds_put_format(string, " total_len=%"PRIu16" in_port=", pin.total_len);
104 ofputil_format_port(pin.fmd.in_port, string);
106 if (pin.fmd.tun_id_mask) {
107 ds_put_format(string, " tun_id=0x%"PRIx64, ntohll(pin.fmd.tun_id));
108 if (pin.fmd.tun_id_mask != htonll(UINT64_MAX)) {
109 ds_put_format(string, "/0x%"PRIx64, ntohll(pin.fmd.tun_id_mask));
113 for (i = 0; i < FLOW_N_REGS; i++) {
114 if (pin.fmd.reg_masks[i]) {
115 ds_put_format(string, " reg%d=0x%"PRIx32, i, pin.fmd.regs[i]);
116 if (pin.fmd.reg_masks[i] != UINT32_MAX) {
117 ds_put_format(string, "/0x%"PRIx32, pin.fmd.reg_masks[i]);
122 if (pin.reason == OFPR_ACTION) {
123 ds_put_cstr(string, " (via action)");
124 } else if (pin.reason != OFPR_NO_MATCH) {
125 ds_put_format(string, " (***reason %"PRIu8"***)", pin.reason);
128 ds_put_format(string, " data_len=%zu", pin.packet_len);
129 if (pin.buffer_id == UINT32_MAX) {
130 ds_put_format(string, " (unbuffered)");
131 if (pin.total_len != pin.packet_len) {
132 ds_put_format(string, " (***total_len != data_len***)");
135 ds_put_format(string, " buffer=0x%08"PRIx32, pin.buffer_id);
136 if (pin.total_len < pin.packet_len) {
137 ds_put_format(string, " (***total_len < data_len***)");
140 ds_put_char(string, '\n');
143 char *packet = ofp_packet_to_string(pin.packet, pin.packet_len);
144 ds_put_cstr(string, packet);
150 print_note(struct ds *string, const struct nx_action_note *nan)
155 ds_put_cstr(string, "note:");
156 len = ntohs(nan->len) - offsetof(struct nx_action_note, note);
157 for (i = 0; i < len; i++) {
159 ds_put_char(string, '.');
161 ds_put_format(string, "%02"PRIx8, nan->note[i]);
166 ofp_print_action(struct ds *s, const union ofp_action *a,
167 enum ofputil_action_code code)
169 const struct ofp_action_enqueue *oae;
170 const struct ofp_action_dl_addr *oada;
171 const struct nx_action_set_tunnel64 *nast64;
172 const struct nx_action_set_tunnel *nast;
173 const struct nx_action_set_queue *nasq;
174 const struct nx_action_resubmit *nar;
175 const struct nx_action_reg_move *move;
176 const struct nx_action_reg_load *load;
177 const struct nx_action_multipath *nam;
178 const struct nx_action_autopath *naa;
179 const struct nx_action_output_reg *naor;
183 case OFPUTIL_OFPAT_OUTPUT:
184 port = ntohs(a->output.port);
185 if (port < OFPP_MAX) {
186 ds_put_format(s, "output:%"PRIu16, port);
188 ofputil_format_port(port, s);
189 if (port == OFPP_CONTROLLER) {
190 if (a->output.max_len != htons(0)) {
191 ds_put_format(s, ":%"PRIu16, ntohs(a->output.max_len));
193 ds_put_cstr(s, ":all");
199 case OFPUTIL_OFPAT_ENQUEUE:
200 oae = (const struct ofp_action_enqueue *) a;
201 ds_put_format(s, "enqueue:");
202 ofputil_format_port(ntohs(oae->port), s);
203 ds_put_format(s, "q%"PRIu32, ntohl(oae->queue_id));
206 case OFPUTIL_OFPAT_SET_VLAN_VID:
207 ds_put_format(s, "mod_vlan_vid:%"PRIu16,
208 ntohs(a->vlan_vid.vlan_vid));
211 case OFPUTIL_OFPAT_SET_VLAN_PCP:
212 ds_put_format(s, "mod_vlan_pcp:%"PRIu8, a->vlan_pcp.vlan_pcp);
215 case OFPUTIL_OFPAT_STRIP_VLAN:
216 ds_put_cstr(s, "strip_vlan");
219 case OFPUTIL_OFPAT_SET_DL_SRC:
220 oada = (const struct ofp_action_dl_addr *) a;
221 ds_put_format(s, "mod_dl_src:"ETH_ADDR_FMT,
222 ETH_ADDR_ARGS(oada->dl_addr));
225 case OFPUTIL_OFPAT_SET_DL_DST:
226 oada = (const struct ofp_action_dl_addr *) a;
227 ds_put_format(s, "mod_dl_dst:"ETH_ADDR_FMT,
228 ETH_ADDR_ARGS(oada->dl_addr));
231 case OFPUTIL_OFPAT_SET_NW_SRC:
232 ds_put_format(s, "mod_nw_src:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
235 case OFPUTIL_OFPAT_SET_NW_DST:
236 ds_put_format(s, "mod_nw_dst:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
239 case OFPUTIL_OFPAT_SET_NW_TOS:
240 ds_put_format(s, "mod_nw_tos:%d", a->nw_tos.nw_tos);
243 case OFPUTIL_OFPAT_SET_TP_SRC:
244 ds_put_format(s, "mod_tp_src:%d", ntohs(a->tp_port.tp_port));
247 case OFPUTIL_OFPAT_SET_TP_DST:
248 ds_put_format(s, "mod_tp_dst:%d", ntohs(a->tp_port.tp_port));
251 case OFPUTIL_NXAST_RESUBMIT:
252 nar = (struct nx_action_resubmit *)a;
253 ds_put_format(s, "resubmit:");
254 ofputil_format_port(ntohs(nar->in_port), s);
257 case OFPUTIL_NXAST_RESUBMIT_TABLE:
258 nar = (struct nx_action_resubmit *)a;
259 ds_put_format(s, "resubmit(");
260 if (nar->in_port != htons(OFPP_IN_PORT)) {
261 ofputil_format_port(ntohs(nar->in_port), s);
264 if (nar->table != 255) {
265 ds_put_format(s, "%"PRIu8, nar->table);
270 case OFPUTIL_NXAST_SET_TUNNEL:
271 nast = (struct nx_action_set_tunnel *)a;
272 ds_put_format(s, "set_tunnel:%#"PRIx32, ntohl(nast->tun_id));
275 case OFPUTIL_NXAST_SET_QUEUE:
276 nasq = (struct nx_action_set_queue *)a;
277 ds_put_format(s, "set_queue:%u", ntohl(nasq->queue_id));
280 case OFPUTIL_NXAST_POP_QUEUE:
281 ds_put_cstr(s, "pop_queue");
284 case OFPUTIL_NXAST_NOTE:
285 print_note(s, (const struct nx_action_note *) a);
288 case OFPUTIL_NXAST_REG_MOVE:
289 move = (const struct nx_action_reg_move *) a;
290 nxm_format_reg_move(move, s);
293 case OFPUTIL_NXAST_REG_LOAD:
294 load = (const struct nx_action_reg_load *) a;
295 nxm_format_reg_load(load, s);
298 case OFPUTIL_NXAST_SET_TUNNEL64:
299 nast64 = (const struct nx_action_set_tunnel64 *) a;
300 ds_put_format(s, "set_tunnel64:%#"PRIx64,
301 ntohll(nast64->tun_id));
304 case OFPUTIL_NXAST_MULTIPATH:
305 nam = (const struct nx_action_multipath *) a;
306 multipath_format(nam, s);
309 case OFPUTIL_NXAST_AUTOPATH:
310 naa = (const struct nx_action_autopath *)a;
311 ds_put_format(s, "autopath(%u,", ntohl(naa->id));
312 nxm_format_field_bits(s, ntohl(naa->dst),
313 nxm_decode_ofs(naa->ofs_nbits),
314 nxm_decode_n_bits(naa->ofs_nbits));
318 case OFPUTIL_NXAST_BUNDLE:
319 case OFPUTIL_NXAST_BUNDLE_LOAD:
320 bundle_format((const struct nx_action_bundle *) a, s);
323 case OFPUTIL_NXAST_OUTPUT_REG:
324 naor = (const struct nx_action_output_reg *) a;
325 ds_put_cstr(s, "output:");
326 nxm_format_field_bits(s, ntohl(naor->src),
327 nxm_decode_ofs(naor->ofs_nbits),
328 nxm_decode_n_bits(naor->ofs_nbits));
331 case OFPUTIL_NXAST_LEARN:
332 learn_format((const struct nx_action_learn *) a, s);
335 case OFPUTIL_NXAST_EXIT:
336 ds_put_cstr(s, "exit");
345 ofp_print_actions(struct ds *string, const union ofp_action *actions,
348 const union ofp_action *a;
351 ds_put_cstr(string, "actions=");
353 ds_put_cstr(string, "drop");
356 OFPUTIL_ACTION_FOR_EACH (a, left, actions, n_actions) {
357 int code = ofputil_decode_action(a);
360 ds_put_cstr(string, ",");
362 ofp_print_action(string, a, code);
364 ofp_print_error(string, -code);
368 ds_put_format(string, " ***%zu leftover bytes following actions",
374 ofp_print_packet_out(struct ds *string, const struct ofp_packet_out *opo,
377 size_t len = ntohs(opo->header.length);
378 size_t actions_len = ntohs(opo->actions_len);
380 ds_put_cstr(string, " in_port=");
381 ofputil_format_port(ntohs(opo->in_port), string);
383 ds_put_format(string, " actions_len=%zu ", actions_len);
384 if (actions_len > (ntohs(opo->header.length) - sizeof *opo)) {
385 ds_put_format(string, "***packet too short for action length***\n");
388 if (actions_len % sizeof(union ofp_action)) {
389 ds_put_format(string, "***action length not a multiple of %zu***\n",
390 sizeof(union ofp_action));
392 ofp_print_actions(string, (const union ofp_action *) opo->actions,
393 actions_len / sizeof(union ofp_action));
395 if (ntohl(opo->buffer_id) == UINT32_MAX) {
396 int data_len = len - sizeof *opo - actions_len;
397 ds_put_format(string, " data_len=%d", data_len);
398 if (verbosity > 0 && len > sizeof *opo) {
399 char *packet = ofp_packet_to_string(
400 (uint8_t *) opo->actions + actions_len, data_len);
401 ds_put_char(string, '\n');
402 ds_put_cstr(string, packet);
406 ds_put_format(string, " buffer=0x%08"PRIx32, ntohl(opo->buffer_id));
408 ds_put_char(string, '\n');
411 /* qsort comparison function. */
413 compare_ports(const void *a_, const void *b_)
415 const struct ofp_phy_port *a = a_;
416 const struct ofp_phy_port *b = b_;
417 uint16_t ap = ntohs(a->port_no);
418 uint16_t bp = ntohs(b->port_no);
420 return ap < bp ? -1 : ap > bp;
429 ofp_print_bit_names(struct ds *string, uint32_t bits,
430 const struct bit_name bit_names[])
435 ds_put_cstr(string, "0");
439 for (; bits && bit_names->name; bit_names++) {
440 if (bits & bit_names->bit) {
442 ds_put_char(string, ' ');
444 ds_put_cstr(string, bit_names->name);
445 bits &= ~bit_names->bit;
451 ds_put_char(string, ' ');
453 ds_put_format(string, "0x%"PRIx32, bits);
458 ofp_print_port_features(struct ds *string, uint32_t features)
460 static const struct bit_name feature_bits[] = {
461 { OFPPF_10MB_HD, "10MB-HD" },
462 { OFPPF_10MB_FD, "10MB-FD" },
463 { OFPPF_100MB_HD, "100MB-HD" },
464 { OFPPF_100MB_FD, "100MB-FD" },
465 { OFPPF_1GB_HD, "1GB-HD" },
466 { OFPPF_1GB_FD, "1GB-FD" },
467 { OFPPF_10GB_FD, "10GB-FD" },
468 { OFPPF_COPPER, "COPPER" },
469 { OFPPF_FIBER, "FIBER" },
470 { OFPPF_AUTONEG, "AUTO_NEG" },
471 { OFPPF_PAUSE, "AUTO_PAUSE" },
472 { OFPPF_PAUSE_ASYM, "AUTO_PAUSE_ASYM" },
476 ofp_print_bit_names(string, features, feature_bits);
477 ds_put_char(string, '\n');
481 ofp_print_port_config(struct ds *string, uint32_t config)
483 static const struct bit_name config_bits[] = {
484 { OFPPC_PORT_DOWN, "PORT_DOWN" },
485 { OFPPC_NO_STP, "NO_STP" },
486 { OFPPC_NO_RECV, "NO_RECV" },
487 { OFPPC_NO_RECV_STP, "NO_RECV_STP" },
488 { OFPPC_NO_FLOOD, "NO_FLOOD" },
489 { OFPPC_NO_FWD, "NO_FWD" },
490 { OFPPC_NO_PACKET_IN, "NO_PACKET_IN" },
494 ofp_print_bit_names(string, config, config_bits);
495 ds_put_char(string, '\n');
499 ofp_print_port_state(struct ds *string, uint32_t state)
501 static const struct bit_name state_bits[] = {
502 { OFPPS_LINK_DOWN, "LINK_DOWN" },
507 /* The STP state is a 2-bit field so it doesn't fit in with the bitmask
508 * pattern. We have to special case it.
510 * OVS doesn't support STP, so this field will always be 0 if we are
511 * talking to OVS, so we'd always print STP_LISTEN in that case.
512 * Therefore, we don't print anything at all if the value is STP_LISTEN, to
513 * avoid confusing users. */
514 stp_state = state & OFPPS_STP_MASK;
516 ds_put_cstr(string, (stp_state == OFPPS_STP_LEARN ? "STP_LEARN"
517 : stp_state == OFPPS_STP_FORWARD ? "STP_FORWARD"
519 state &= ~OFPPS_STP_MASK;
521 ofp_print_bit_names(string, state, state_bits);
524 ofp_print_bit_names(string, state, state_bits);
526 ds_put_char(string, '\n');
530 ofp_print_phy_port(struct ds *string, const struct ofp_phy_port *port)
532 char name[OFP_MAX_PORT_NAME_LEN];
535 memcpy(name, port->name, sizeof name);
536 for (j = 0; j < sizeof name - 1; j++) {
537 if (!isprint((unsigned char) name[j])) {
543 ds_put_char(string, ' ');
544 ofputil_format_port(ntohs(port->port_no), string);
545 ds_put_format(string, "(%s): addr:"ETH_ADDR_FMT"\n",
546 name, ETH_ADDR_ARGS(port->hw_addr));
548 ds_put_cstr(string, " config: ");
549 ofp_print_port_config(string, ntohl(port->config));
551 ds_put_cstr(string, " state: ");
552 ofp_print_port_state(string, ntohl(port->state));
555 ds_put_format(string, " current: ");
556 ofp_print_port_features(string, ntohl(port->curr));
558 if (port->advertised) {
559 ds_put_format(string, " advertised: ");
560 ofp_print_port_features(string, ntohl(port->advertised));
562 if (port->supported) {
563 ds_put_format(string, " supported: ");
564 ofp_print_port_features(string, ntohl(port->supported));
567 ds_put_format(string, " peer: ");
568 ofp_print_port_features(string, ntohl(port->peer));
573 ofp_print_switch_features(struct ds *string,
574 const struct ofp_switch_features *osf)
576 size_t len = ntohs(osf->header.length);
577 struct ofp_phy_port *port_list;
581 ds_put_format(string, " ver:0x%x, dpid:%016"PRIx64"\n",
582 osf->header.version, ntohll(osf->datapath_id));
583 ds_put_format(string, "n_tables:%d, n_buffers:%d\n", osf->n_tables,
584 ntohl(osf->n_buffers));
585 ds_put_format(string, "features: capabilities:%#x, actions:%#x\n",
586 ntohl(osf->capabilities), ntohl(osf->actions));
588 n_ports = (len - sizeof *osf) / sizeof *osf->ports;
590 port_list = xmemdup(osf->ports, len - sizeof *osf);
591 qsort(port_list, n_ports, sizeof *port_list, compare_ports);
592 for (i = 0; i < n_ports; i++) {
593 ofp_print_phy_port(string, &port_list[i]);
599 ofp_print_switch_config(struct ds *string, const struct ofp_switch_config *osc)
603 flags = ntohs(osc->flags);
605 ds_put_format(string, " frags=%s", ofputil_frag_handling_to_string(flags));
606 flags &= ~OFPC_FRAG_MASK;
609 ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***", flags);
612 ds_put_format(string, " miss_send_len=%"PRIu16"\n", ntohs(osc->miss_send_len));
615 static void print_wild(struct ds *string, const char *leader, int is_wild,
616 int verbosity, const char *format, ...)
617 __attribute__((format(printf, 5, 6)));
619 static void print_wild(struct ds *string, const char *leader, int is_wild,
620 int verbosity, const char *format, ...)
622 if (is_wild && verbosity < 2) {
625 ds_put_cstr(string, leader);
629 va_start(args, format);
630 ds_put_format_valist(string, format, args);
633 ds_put_char(string, '*');
635 ds_put_char(string, ',');
639 print_ip_netmask(struct ds *string, const char *leader, ovs_be32 ip,
640 uint32_t wild_bits, int verbosity)
642 if (wild_bits >= 32 && verbosity < 2) {
645 ds_put_cstr(string, leader);
646 if (wild_bits < 32) {
647 ds_put_format(string, IP_FMT, IP_ARGS(&ip));
649 ds_put_format(string, "/%d", 32 - wild_bits);
652 ds_put_char(string, '*');
654 ds_put_char(string, ',');
658 ofp_print_match(struct ds *f, const struct ofp_match *om, int verbosity)
660 char *s = ofp_match_to_string(om, verbosity);
666 ofp_match_to_string(const struct ofp_match *om, int verbosity)
668 struct ds f = DS_EMPTY_INITIALIZER;
669 uint32_t w = ntohl(om->wildcards);
670 bool skip_type = false;
671 bool skip_proto = false;
673 if (!(w & OFPFW_DL_TYPE)) {
675 if (om->dl_type == htons(ETH_TYPE_IP)) {
676 if (!(w & OFPFW_NW_PROTO)) {
678 if (om->nw_proto == IPPROTO_ICMP) {
679 ds_put_cstr(&f, "icmp,");
680 } else if (om->nw_proto == IPPROTO_TCP) {
681 ds_put_cstr(&f, "tcp,");
682 } else if (om->nw_proto == IPPROTO_UDP) {
683 ds_put_cstr(&f, "udp,");
685 ds_put_cstr(&f, "ip,");
689 ds_put_cstr(&f, "ip,");
691 } else if (om->dl_type == htons(ETH_TYPE_ARP)) {
692 ds_put_cstr(&f, "arp,");
697 print_wild(&f, "in_port=", w & OFPFW_IN_PORT, verbosity,
698 "%d", ntohs(om->in_port));
699 print_wild(&f, "dl_vlan=", w & OFPFW_DL_VLAN, verbosity,
700 "%d", ntohs(om->dl_vlan));
701 print_wild(&f, "dl_vlan_pcp=", w & OFPFW_DL_VLAN_PCP, verbosity,
702 "%d", om->dl_vlan_pcp);
703 print_wild(&f, "dl_src=", w & OFPFW_DL_SRC, verbosity,
704 ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_src));
705 print_wild(&f, "dl_dst=", w & OFPFW_DL_DST, verbosity,
706 ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_dst));
708 print_wild(&f, "dl_type=", w & OFPFW_DL_TYPE, verbosity,
709 "0x%04x", ntohs(om->dl_type));
711 print_ip_netmask(&f, "nw_src=", om->nw_src,
712 (w & OFPFW_NW_SRC_MASK) >> OFPFW_NW_SRC_SHIFT, verbosity);
713 print_ip_netmask(&f, "nw_dst=", om->nw_dst,
714 (w & OFPFW_NW_DST_MASK) >> OFPFW_NW_DST_SHIFT, verbosity);
716 if (om->dl_type == htons(ETH_TYPE_ARP)) {
717 print_wild(&f, "arp_op=", w & OFPFW_NW_PROTO, verbosity,
720 print_wild(&f, "nw_proto=", w & OFPFW_NW_PROTO, verbosity,
724 print_wild(&f, "nw_tos=", w & OFPFW_NW_TOS, verbosity,
726 if (om->nw_proto == IPPROTO_ICMP) {
727 print_wild(&f, "icmp_type=", w & OFPFW_ICMP_TYPE, verbosity,
728 "%d", ntohs(om->tp_src));
729 print_wild(&f, "icmp_code=", w & OFPFW_ICMP_CODE, verbosity,
730 "%d", ntohs(om->tp_dst));
732 print_wild(&f, "tp_src=", w & OFPFW_TP_SRC, verbosity,
733 "%d", ntohs(om->tp_src));
734 print_wild(&f, "tp_dst=", w & OFPFW_TP_DST, verbosity,
735 "%d", ntohs(om->tp_dst));
737 if (ds_last(&f) == ',') {
744 ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
745 enum ofputil_msg_code code, int verbosity)
747 struct ofputil_flow_mod fm;
751 error = ofputil_decode_flow_mod(&fm, oh, true);
753 ofp_print_error(s, error);
758 switch (fm.command) {
760 ds_put_cstr(s, "ADD");
763 ds_put_cstr(s, "MOD");
765 case OFPFC_MODIFY_STRICT:
766 ds_put_cstr(s, "MOD_STRICT");
769 ds_put_cstr(s, "DEL");
771 case OFPFC_DELETE_STRICT:
772 ds_put_cstr(s, "DEL_STRICT");
775 ds_put_format(s, "cmd:%d", fm.command);
777 if (fm.table_id != 0) {
778 ds_put_format(s, " table:%d", fm.table_id);
782 if (verbosity >= 3 && code == OFPUTIL_OFPT_FLOW_MOD) {
783 const struct ofp_flow_mod *ofm = (const struct ofp_flow_mod *) oh;
784 ofp_print_match(s, &ofm->match, verbosity);
786 /* ofp_print_match() doesn't print priority. */
787 need_priority = true;
788 } else if (verbosity >= 3 && code == OFPUTIL_NXT_FLOW_MOD) {
789 const struct nx_flow_mod *nfm = (const struct nx_flow_mod *) oh;
790 const void *nxm = nfm + 1;
793 nxm_s = nx_match_to_string(nxm, ntohs(nfm->match_len));
794 ds_put_cstr(s, nxm_s);
797 /* nx_match_to_string() doesn't print priority. */
798 need_priority = true;
800 cls_rule_format(&fm.cr, s);
802 /* cls_rule_format() does print priority. */
803 need_priority = false;
806 if (ds_last(s) != ' ') {
809 if (fm.cookie != htonll(0)) {
810 ds_put_format(s, "cookie:0x%"PRIx64" ", ntohll(fm.cookie));
812 if (fm.idle_timeout != OFP_FLOW_PERMANENT) {
813 ds_put_format(s, "idle:%"PRIu16" ", fm.idle_timeout);
815 if (fm.hard_timeout != OFP_FLOW_PERMANENT) {
816 ds_put_format(s, "hard:%"PRIu16" ", fm.hard_timeout);
818 if (fm.cr.priority != OFP_DEFAULT_PRIORITY && need_priority) {
819 ds_put_format(s, "pri:%"PRIu16" ", fm.cr.priority);
821 if (fm.buffer_id != UINT32_MAX) {
822 ds_put_format(s, "buf:0x%"PRIx32" ", fm.buffer_id);
825 ds_put_format(s, "flags:0x%"PRIx16" ", fm.flags);
828 ofp_print_actions(s, fm.actions, fm.n_actions);
832 ofp_print_duration(struct ds *string, unsigned int sec, unsigned int nsec)
834 ds_put_format(string, "%u", sec);
836 ds_put_format(string, ".%09u", nsec);
837 while (string->string[string->length - 1] == '0') {
841 ds_put_char(string, 's');
845 ofp_print_flow_removed(struct ds *string, const struct ofp_header *oh)
847 struct ofputil_flow_removed fr;
850 error = ofputil_decode_flow_removed(&fr, oh);
852 ofp_print_error(string, error);
856 ds_put_char(string, ' ');
857 cls_rule_format(&fr.rule, string);
859 ds_put_cstr(string, " reason=");
861 case OFPRR_IDLE_TIMEOUT:
862 ds_put_cstr(string, "idle");
864 case OFPRR_HARD_TIMEOUT:
865 ds_put_cstr(string, "hard");
868 ds_put_cstr(string, "delete");
871 ds_put_format(string, "**%"PRIu8"**", fr.reason);
875 if (fr.cookie != htonll(0)) {
876 ds_put_format(string, " cookie:0x%"PRIx64, ntohll(fr.cookie));
878 ds_put_cstr(string, " duration");
879 ofp_print_duration(string, fr.duration_sec, fr.duration_nsec);
880 ds_put_format(string, " idle%"PRIu16" pkts%"PRIu64" bytes%"PRIu64"\n",
881 fr.idle_timeout, fr.packet_count, fr.byte_count);
885 ofp_print_port_mod(struct ds *string, const struct ofp_port_mod *opm)
887 ds_put_format(string, "port: %d: addr:"ETH_ADDR_FMT", config: %#x, mask:%#x\n",
888 ntohs(opm->port_no), ETH_ADDR_ARGS(opm->hw_addr),
889 ntohl(opm->config), ntohl(opm->mask));
890 ds_put_format(string, " advertise: ");
891 if (opm->advertise) {
892 ofp_print_port_features(string, ntohl(opm->advertise));
894 ds_put_format(string, "UNCHANGED\n");
899 ofp_print_error(struct ds *string, int error)
901 if (string->length) {
902 ds_put_char(string, ' ');
904 ds_put_cstr(string, "***decode error: ");
905 ofputil_format_error(string, error);
906 ds_put_cstr(string, "***\n");
910 ofp_print_error_msg(struct ds *string, const struct ofp_error_msg *oem)
912 size_t len = ntohs(oem->header.length);
913 size_t payload_ofs, payload_len;
918 error = ofputil_decode_error_msg(&oem->header, &payload_ofs);
919 if (!is_ofp_error(error)) {
920 ofp_print_error(string, error);
921 ds_put_hex_dump(string, oem->data, len - sizeof *oem, 0, true);
925 ds_put_char(string, ' ');
926 ofputil_format_error(string, error);
927 ds_put_char(string, '\n');
929 payload = (const uint8_t *) oem + payload_ofs;
930 payload_len = len - payload_ofs;
931 switch (get_ofp_err_type(error)) {
932 case OFPET_HELLO_FAILED:
933 ds_put_printable(string, payload, payload_len);
937 s = ofp_to_string(payload, payload_len, 1);
938 ds_put_cstr(string, s);
945 ofp_print_port_status(struct ds *string, const struct ofp_port_status *ops)
947 if (ops->reason == OFPPR_ADD) {
948 ds_put_format(string, " ADD:");
949 } else if (ops->reason == OFPPR_DELETE) {
950 ds_put_format(string, " DEL:");
951 } else if (ops->reason == OFPPR_MODIFY) {
952 ds_put_format(string, " MOD:");
955 ofp_print_phy_port(string, &ops->desc);
959 ofp_print_ofpst_desc_reply(struct ds *string, const struct ofp_desc_stats *ods)
961 ds_put_char(string, '\n');
962 ds_put_format(string, "Manufacturer: %.*s\n",
963 (int) sizeof ods->mfr_desc, ods->mfr_desc);
964 ds_put_format(string, "Hardware: %.*s\n",
965 (int) sizeof ods->hw_desc, ods->hw_desc);
966 ds_put_format(string, "Software: %.*s\n",
967 (int) sizeof ods->sw_desc, ods->sw_desc);
968 ds_put_format(string, "Serial Num: %.*s\n",
969 (int) sizeof ods->serial_num, ods->serial_num);
970 ds_put_format(string, "DP Description: %.*s\n",
971 (int) sizeof ods->dp_desc, ods->dp_desc);
975 ofp_print_flow_stats_request(struct ds *string,
976 const struct ofp_stats_msg *osm)
978 struct ofputil_flow_stats_request fsr;
981 error = ofputil_decode_flow_stats_request(&fsr, &osm->header);
983 ofp_print_error(string, error);
987 if (fsr.table_id != 0xff) {
988 ds_put_format(string, " table=%"PRIu8, fsr.table_id);
991 if (fsr.out_port != OFPP_NONE) {
992 ds_put_cstr(string, " out_port=");
993 ofputil_format_port(fsr.out_port, string);
996 /* A flow stats request doesn't include a priority, but cls_rule_format()
997 * will print one unless it is OFP_DEFAULT_PRIORITY. */
998 fsr.match.priority = OFP_DEFAULT_PRIORITY;
1000 ds_put_char(string, ' ');
1001 cls_rule_format(&fsr.match, string);
1005 ofp_print_flow_stats_reply(struct ds *string, const struct ofp_header *oh)
1009 ofpbuf_use_const(&b, oh, ntohs(oh->length));
1011 struct ofputil_flow_stats fs;
1014 retval = ofputil_decode_flow_stats_reply(&fs, &b);
1016 if (retval != EOF) {
1017 ds_put_cstr(string, " ***parse error***");
1022 ds_put_char(string, '\n');
1024 ds_put_format(string, " cookie=0x%"PRIx64", duration=",
1026 ofp_print_duration(string, fs.duration_sec, fs.duration_nsec);
1027 ds_put_format(string, ", table=%"PRIu8", ", fs.table_id);
1028 ds_put_format(string, "n_packets=%"PRIu64", ", fs.packet_count);
1029 ds_put_format(string, "n_bytes=%"PRIu64", ", fs.byte_count);
1030 if (fs.idle_timeout != OFP_FLOW_PERMANENT) {
1031 ds_put_format(string, "idle_timeout=%"PRIu16",", fs.idle_timeout);
1033 if (fs.hard_timeout != OFP_FLOW_PERMANENT) {
1034 ds_put_format(string, "hard_timeout=%"PRIu16",", fs.hard_timeout);
1037 cls_rule_format(&fs.rule, string);
1038 if (string->string[string->length - 1] != ' ') {
1039 ds_put_char(string, ' ');
1041 ofp_print_actions(string, fs.actions, fs.n_actions);
1046 ofp_print_ofpst_aggregate_reply(struct ds *string,
1047 const struct ofp_aggregate_stats_reply *asr)
1049 ds_put_format(string, " packet_count=%"PRIu64,
1050 ntohll(get_32aligned_be64(&asr->packet_count)));
1051 ds_put_format(string, " byte_count=%"PRIu64,
1052 ntohll(get_32aligned_be64(&asr->byte_count)));
1053 ds_put_format(string, " flow_count=%"PRIu32, ntohl(asr->flow_count));
1057 ofp_print_nxst_aggregate_reply(struct ds *string,
1058 const struct nx_aggregate_stats_reply *nasr)
1060 ds_put_format(string, " packet_count=%"PRIu64, ntohll(nasr->packet_count));
1061 ds_put_format(string, " byte_count=%"PRIu64, ntohll(nasr->byte_count));
1062 ds_put_format(string, " flow_count=%"PRIu32, ntohl(nasr->flow_count));
1065 static void print_port_stat(struct ds *string, const char *leader,
1066 const ovs_32aligned_be64 *statp, int more)
1068 uint64_t stat = ntohll(get_32aligned_be64(statp));
1070 ds_put_cstr(string, leader);
1071 if (stat != UINT64_MAX) {
1072 ds_put_format(string, "%"PRIu64, stat);
1074 ds_put_char(string, '?');
1077 ds_put_cstr(string, ", ");
1079 ds_put_cstr(string, "\n");
1084 ofp_print_ofpst_port_request(struct ds *string,
1085 const struct ofp_port_stats_request *psr)
1087 ds_put_format(string, " port_no=%"PRIu16, ntohs(psr->port_no));
1091 ofp_print_ofpst_port_reply(struct ds *string, const struct ofp_header *oh,
1094 const struct ofp_port_stats *ps = ofputil_stats_body(oh);
1095 size_t n = ofputil_stats_body_len(oh) / sizeof *ps;
1096 ds_put_format(string, " %zu ports\n", n);
1097 if (verbosity < 1) {
1102 ds_put_format(string, " port %2"PRIu16": ", ntohs(ps->port_no));
1104 ds_put_cstr(string, "rx ");
1105 print_port_stat(string, "pkts=", &ps->rx_packets, 1);
1106 print_port_stat(string, "bytes=", &ps->rx_bytes, 1);
1107 print_port_stat(string, "drop=", &ps->rx_dropped, 1);
1108 print_port_stat(string, "errs=", &ps->rx_errors, 1);
1109 print_port_stat(string, "frame=", &ps->rx_frame_err, 1);
1110 print_port_stat(string, "over=", &ps->rx_over_err, 1);
1111 print_port_stat(string, "crc=", &ps->rx_crc_err, 0);
1113 ds_put_cstr(string, " tx ");
1114 print_port_stat(string, "pkts=", &ps->tx_packets, 1);
1115 print_port_stat(string, "bytes=", &ps->tx_bytes, 1);
1116 print_port_stat(string, "drop=", &ps->tx_dropped, 1);
1117 print_port_stat(string, "errs=", &ps->tx_errors, 1);
1118 print_port_stat(string, "coll=", &ps->collisions, 0);
1123 ofp_print_ofpst_table_reply(struct ds *string, const struct ofp_header *oh,
1126 const struct ofp_table_stats *ts = ofputil_stats_body(oh);
1127 size_t n = ofputil_stats_body_len(oh) / sizeof *ts;
1128 ds_put_format(string, " %zu tables\n", n);
1129 if (verbosity < 1) {
1134 char name[OFP_MAX_TABLE_NAME_LEN + 1];
1135 ovs_strlcpy(name, ts->name, sizeof name);
1137 ds_put_format(string, " %d: %-8s: ", ts->table_id, name);
1138 ds_put_format(string, "wild=0x%05"PRIx32", ", ntohl(ts->wildcards));
1139 ds_put_format(string, "max=%6"PRIu32", ", ntohl(ts->max_entries));
1140 ds_put_format(string, "active=%"PRIu32"\n", ntohl(ts->active_count));
1141 ds_put_cstr(string, " ");
1142 ds_put_format(string, "lookup=%"PRIu64", ",
1143 ntohll(get_32aligned_be64(&ts->lookup_count)));
1144 ds_put_format(string, "matched=%"PRIu64"\n",
1145 ntohll(get_32aligned_be64(&ts->matched_count)));
1150 ofp_print_queue_name(struct ds *string, uint32_t queue_id)
1152 if (queue_id == OFPQ_ALL) {
1153 ds_put_cstr(string, "ALL");
1155 ds_put_format(string, "%"PRIu32, queue_id);
1160 ofp_print_ofpst_queue_request(struct ds *string,
1161 const struct ofp_queue_stats_request *qsr)
1163 ds_put_cstr(string, "port=");
1164 ofputil_format_port(ntohs(qsr->port_no), string);
1166 ds_put_cstr(string, " queue=");
1167 ofp_print_queue_name(string, ntohl(qsr->queue_id));
1171 ofp_print_ofpst_queue_reply(struct ds *string, const struct ofp_header *oh,
1174 const struct ofp_queue_stats *qs = ofputil_stats_body(oh);
1175 size_t n = ofputil_stats_body_len(oh) / sizeof *qs;
1176 ds_put_format(string, " %zu queues\n", n);
1177 if (verbosity < 1) {
1182 ds_put_cstr(string, " port ");
1183 ofputil_format_port(ntohs(qs->port_no), string);
1184 ds_put_cstr(string, " queue ");
1185 ofp_print_queue_name(string, ntohl(qs->queue_id));
1186 ds_put_cstr(string, ": ");
1188 print_port_stat(string, "bytes=", &qs->tx_bytes, 1);
1189 print_port_stat(string, "pkts=", &qs->tx_packets, 1);
1190 print_port_stat(string, "errors=", &qs->tx_errors, 0);
1195 ofp_print_stats_request(struct ds *string, const struct ofp_header *oh)
1197 const struct ofp_stats_msg *srq = (const struct ofp_stats_msg *) oh;
1200 ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***",
1206 ofp_print_stats_reply(struct ds *string, const struct ofp_header *oh)
1208 const struct ofp_stats_msg *srp = (const struct ofp_stats_msg *) oh;
1211 uint16_t flags = ntohs(srp->flags);
1213 ds_put_cstr(string, " flags=");
1214 if (flags & OFPSF_REPLY_MORE) {
1215 ds_put_cstr(string, "[more]");
1216 flags &= ~OFPSF_REPLY_MORE;
1219 ds_put_format(string, "[***unknown flags 0x%04"PRIx16"***]",
1226 ofp_print_echo(struct ds *string, const struct ofp_header *oh, int verbosity)
1228 size_t len = ntohs(oh->length);
1230 ds_put_format(string, " %zu bytes of payload\n", len - sizeof *oh);
1231 if (verbosity > 1) {
1232 ds_put_hex_dump(string, oh + 1, len - sizeof *oh, 0, true);
1237 ofp_print_nxt_role_message(struct ds *string,
1238 const struct nx_role_request *nrr)
1240 unsigned int role = ntohl(nrr->role);
1242 ds_put_cstr(string, " role=");
1243 if (role == NX_ROLE_OTHER) {
1244 ds_put_cstr(string, "other");
1245 } else if (role == NX_ROLE_MASTER) {
1246 ds_put_cstr(string, "master");
1247 } else if (role == NX_ROLE_SLAVE) {
1248 ds_put_cstr(string, "slave");
1250 ds_put_format(string, "%u", role);
1255 ofp_print_nxt_flow_mod_table_id(struct ds *string,
1256 const struct nx_flow_mod_table_id *nfmti)
1258 ds_put_format(string, " %s", nfmti->set ? "enable" : "disable");
1262 ofp_print_nxt_set_flow_format(struct ds *string,
1263 const struct nx_set_flow_format *nsff)
1265 uint32_t format = ntohl(nsff->format);
1267 ds_put_cstr(string, " format=");
1268 if (ofputil_flow_format_is_valid(format)) {
1269 ds_put_cstr(string, ofputil_flow_format_to_string(format));
1271 ds_put_format(string, "%"PRIu32, format);
1276 ofp_print_nxt_set_packet_in_format(struct ds *string,
1277 const struct nx_set_packet_in_format *nspf)
1279 uint32_t format = ntohl(nspf->format);
1281 ds_put_cstr(string, " format=");
1282 if (ofputil_packet_in_format_is_valid(format)) {
1283 ds_put_cstr(string, ofputil_packet_in_format_to_string(format));
1285 ds_put_format(string, "%"PRIu32, format);
1290 ofp_to_string__(const struct ofp_header *oh,
1291 const struct ofputil_msg_type *type, struct ds *string,
1294 enum ofputil_msg_code code;
1295 const void *msg = oh;
1297 ds_put_format(string, "%s (xid=0x%"PRIx32"):",
1298 ofputil_msg_type_name(type), ntohl(oh->xid));
1300 code = ofputil_msg_type_code(type);
1302 case OFPUTIL_MSG_INVALID:
1305 case OFPUTIL_OFPT_HELLO:
1306 ds_put_char(string, '\n');
1307 ds_put_hex_dump(string, oh + 1, ntohs(oh->length) - sizeof *oh,
1311 case OFPUTIL_OFPT_ERROR:
1312 ofp_print_error_msg(string, msg);
1315 case OFPUTIL_OFPT_ECHO_REQUEST:
1316 case OFPUTIL_OFPT_ECHO_REPLY:
1317 ofp_print_echo(string, oh, verbosity);
1320 case OFPUTIL_OFPT_FEATURES_REQUEST:
1323 case OFPUTIL_OFPT_FEATURES_REPLY:
1324 ofp_print_switch_features(string, msg);
1327 case OFPUTIL_OFPT_GET_CONFIG_REQUEST:
1330 case OFPUTIL_OFPT_GET_CONFIG_REPLY:
1331 case OFPUTIL_OFPT_SET_CONFIG:
1332 ofp_print_switch_config(string, msg);
1335 case OFPUTIL_OFPT_PACKET_IN:
1336 case OFPUTIL_NXT_PACKET_IN:
1337 ofp_print_packet_in(string, msg, verbosity);
1340 case OFPUTIL_OFPT_FLOW_REMOVED:
1341 case OFPUTIL_NXT_FLOW_REMOVED:
1342 ofp_print_flow_removed(string, msg);
1345 case OFPUTIL_OFPT_PORT_STATUS:
1346 ofp_print_port_status(string, msg);
1349 case OFPUTIL_OFPT_PACKET_OUT:
1350 ofp_print_packet_out(string, msg, verbosity);
1353 case OFPUTIL_OFPT_FLOW_MOD:
1354 ofp_print_flow_mod(string, msg, code, verbosity);
1357 case OFPUTIL_OFPT_PORT_MOD:
1358 ofp_print_port_mod(string, msg);
1361 case OFPUTIL_OFPT_BARRIER_REQUEST:
1362 case OFPUTIL_OFPT_BARRIER_REPLY:
1365 case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REQUEST:
1366 case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REPLY:
1370 case OFPUTIL_OFPST_DESC_REQUEST:
1371 ofp_print_stats_request(string, oh);
1374 case OFPUTIL_OFPST_FLOW_REQUEST:
1375 case OFPUTIL_NXST_FLOW_REQUEST:
1376 case OFPUTIL_OFPST_AGGREGATE_REQUEST:
1377 case OFPUTIL_NXST_AGGREGATE_REQUEST:
1378 ofp_print_stats_request(string, oh);
1379 ofp_print_flow_stats_request(string, msg);
1382 case OFPUTIL_OFPST_TABLE_REQUEST:
1383 ofp_print_stats_request(string, oh);
1386 case OFPUTIL_OFPST_PORT_REQUEST:
1387 ofp_print_stats_request(string, oh);
1388 ofp_print_ofpst_port_request(string, msg);
1391 case OFPUTIL_OFPST_QUEUE_REQUEST:
1392 ofp_print_stats_request(string, oh);
1393 ofp_print_ofpst_queue_request(string, msg);
1396 case OFPUTIL_OFPST_DESC_REPLY:
1397 ofp_print_stats_reply(string, oh);
1398 ofp_print_ofpst_desc_reply(string, msg);
1401 case OFPUTIL_OFPST_FLOW_REPLY:
1402 case OFPUTIL_NXST_FLOW_REPLY:
1403 ofp_print_stats_reply(string, oh);
1404 ofp_print_flow_stats_reply(string, oh);
1407 case OFPUTIL_OFPST_QUEUE_REPLY:
1408 ofp_print_stats_reply(string, oh);
1409 ofp_print_ofpst_queue_reply(string, oh, verbosity);
1412 case OFPUTIL_OFPST_PORT_REPLY:
1413 ofp_print_stats_reply(string, oh);
1414 ofp_print_ofpst_port_reply(string, oh, verbosity);
1417 case OFPUTIL_OFPST_TABLE_REPLY:
1418 ofp_print_stats_reply(string, oh);
1419 ofp_print_ofpst_table_reply(string, oh, verbosity);
1422 case OFPUTIL_OFPST_AGGREGATE_REPLY:
1423 ofp_print_stats_reply(string, oh);
1424 ofp_print_ofpst_aggregate_reply(string, msg);
1427 case OFPUTIL_NXT_ROLE_REQUEST:
1428 case OFPUTIL_NXT_ROLE_REPLY:
1429 ofp_print_nxt_role_message(string, msg);
1432 case OFPUTIL_NXT_FLOW_MOD_TABLE_ID:
1433 ofp_print_nxt_flow_mod_table_id(string, msg);
1436 case OFPUTIL_NXT_SET_FLOW_FORMAT:
1437 ofp_print_nxt_set_flow_format(string, msg);
1440 case OFPUTIL_NXT_SET_PACKET_IN_FORMAT:
1441 ofp_print_nxt_set_packet_in_format(string, msg);
1444 case OFPUTIL_NXT_FLOW_MOD:
1445 ofp_print_flow_mod(string, msg, code, verbosity);
1448 case OFPUTIL_NXST_AGGREGATE_REPLY:
1449 ofp_print_stats_reply(string, oh);
1450 ofp_print_nxst_aggregate_reply(string, msg);
1455 /* Composes and returns a string representing the OpenFlow packet of 'len'
1456 * bytes at 'oh' at the given 'verbosity' level. 0 is a minimal amount of
1457 * verbosity and higher numbers increase verbosity. The caller is responsible
1458 * for freeing the string. */
1460 ofp_to_string(const void *oh_, size_t len, int verbosity)
1462 struct ds string = DS_EMPTY_INITIALIZER;
1463 const struct ofp_header *oh = oh_;
1466 ds_put_cstr(&string, "OpenFlow message is empty\n");
1467 } else if (len < sizeof(struct ofp_header)) {
1468 ds_put_format(&string, "OpenFlow packet too short (only %zu bytes):\n",
1470 } else if (oh->version != OFP_VERSION) {
1471 ds_put_format(&string, "Bad OpenFlow version %"PRIu8":\n",
1473 } else if (ntohs(oh->length) > len) {
1474 ds_put_format(&string,
1475 "(***truncated to %zu bytes from %"PRIu16"***)\n",
1476 len, ntohs(oh->length));
1477 } else if (ntohs(oh->length) < len) {
1478 ds_put_format(&string,
1479 "(***only uses %"PRIu16" bytes out of %zu***)\n",
1480 ntohs(oh->length), len);
1482 const struct ofputil_msg_type *type;
1485 error = ofputil_decode_msg_type(oh, &type);
1487 ofp_to_string__(oh, type, &string, verbosity);
1488 if (verbosity >= 5) {
1489 if (ds_last(&string) != '\n') {
1490 ds_put_char(&string, '\n');
1492 ds_put_hex_dump(&string, oh, len, 0, true);
1494 if (ds_last(&string) != '\n') {
1495 ds_put_char(&string, '\n');
1497 return ds_steal_cstr(&string);
1500 ofp_print_error(&string, error);
1502 ds_put_hex_dump(&string, oh, len, 0, true);
1503 return ds_steal_cstr(&string);
1506 /* Returns the name for the specified OpenFlow message type as a string,
1507 * e.g. "OFPT_FEATURES_REPLY". If no name is known, the string returned is a
1508 * hex number, e.g. "0x55".
1510 * The caller must free the returned string when it is no longer needed. */
1512 ofp_message_type_to_string(uint8_t type)
1523 case OFPT_ECHO_REQUEST:
1524 name = "ECHO_REQUEST";
1526 case OFPT_ECHO_REPLY:
1527 name = "ECHO_REPLY";
1532 case OFPT_FEATURES_REQUEST:
1533 name = "FEATURES_REQUEST";
1535 case OFPT_FEATURES_REPLY:
1536 name = "FEATURES_REPLY";
1538 case OFPT_GET_CONFIG_REQUEST:
1539 name = "GET_CONFIG_REQUEST";
1541 case OFPT_GET_CONFIG_REPLY:
1542 name = "GET_CONFIG_REPLY";
1544 case OFPT_SET_CONFIG:
1545 name = "SET_CONFIG";
1547 case OFPT_PACKET_IN:
1550 case OFPT_FLOW_REMOVED:
1551 name = "FLOW_REMOVED";
1553 case OFPT_PORT_STATUS:
1554 name = "PORT_STATUS";
1556 case OFPT_PACKET_OUT:
1557 name = "PACKET_OUT";
1565 case OFPT_STATS_REQUEST:
1566 name = "STATS_REQUEST";
1568 case OFPT_STATS_REPLY:
1569 name = "STATS_REPLY";
1571 case OFPT_BARRIER_REQUEST:
1572 name = "BARRIER_REQUEST";
1574 case OFPT_BARRIER_REPLY:
1575 name = "BARRIER_REPLY";
1577 case OFPT_QUEUE_GET_CONFIG_REQUEST:
1578 name = "QUEUE_GET_CONFIG_REQUEST";
1580 case OFPT_QUEUE_GET_CONFIG_REPLY:
1581 name = "QUEUE_GET_CONFIG_REPLY";
1588 return name ? xasprintf("OFPT_%s", name) : xasprintf("0x%02"PRIx8, type);
1592 print_and_free(FILE *stream, char *string)
1594 fputs(string, stream);
1598 /* Pretty-print the OpenFlow packet of 'len' bytes at 'oh' to 'stream' at the
1599 * given 'verbosity' level. 0 is a minimal amount of verbosity and higher
1600 * numbers increase verbosity. */
1602 ofp_print(FILE *stream, const void *oh, size_t len, int verbosity)
1604 print_and_free(stream, ofp_to_string(oh, len, verbosity));
1607 /* Dumps the contents of the Ethernet frame in the 'len' bytes starting at
1608 * 'data' to 'stream'. */
1610 ofp_print_packet(FILE *stream, const void *data, size_t len)
1612 print_and_free(stream, ofp_packet_to_string(data, len));