2 * Copyright (c) 2008, 2009, 2010, 2011 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;
88 error = ofputil_decode_packet_in(&pin, oh);
90 ofp_print_error(string, error);
94 ds_put_format(string, " total_len=%"PRIu16" in_port=", pin.total_len);
95 ofputil_format_port(pin.in_port, string);
97 if (pin.reason == OFPR_ACTION) {
98 ds_put_cstr(string, " (via action)");
99 } else if (pin.reason != OFPR_NO_MATCH) {
100 ds_put_format(string, " (***reason %"PRIu8"***)", pin.reason);
103 ds_put_format(string, " data_len=%zu", pin.packet_len);
104 if (pin.buffer_id == UINT32_MAX) {
105 ds_put_format(string, " (unbuffered)");
106 if (pin.total_len != pin.packet_len) {
107 ds_put_format(string, " (***total_len != data_len***)");
110 ds_put_format(string, " buffer=0x%08"PRIx32, pin.buffer_id);
111 if (pin.total_len < pin.packet_len) {
112 ds_put_format(string, " (***total_len < data_len***)");
115 ds_put_char(string, '\n');
118 char *packet = ofp_packet_to_string(pin.packet, pin.packet_len);
119 ds_put_cstr(string, packet);
125 print_note(struct ds *string, const struct nx_action_note *nan)
130 ds_put_cstr(string, "note:");
131 len = ntohs(nan->len) - offsetof(struct nx_action_note, note);
132 for (i = 0; i < len; i++) {
134 ds_put_char(string, '.');
136 ds_put_format(string, "%02"PRIx8, nan->note[i]);
141 ofp_print_action(struct ds *s, const union ofp_action *a,
142 enum ofputil_action_code code)
144 const struct ofp_action_enqueue *oae;
145 const struct ofp_action_dl_addr *oada;
146 const struct nx_action_set_tunnel64 *nast64;
147 const struct nx_action_set_tunnel *nast;
148 const struct nx_action_set_queue *nasq;
149 const struct nx_action_resubmit *nar;
150 const struct nx_action_reg_move *move;
151 const struct nx_action_reg_load *load;
152 const struct nx_action_multipath *nam;
153 const struct nx_action_autopath *naa;
154 const struct nx_action_output_reg *naor;
158 case OFPUTIL_OFPAT_OUTPUT:
159 port = ntohs(a->output.port);
160 if (port < OFPP_MAX) {
161 ds_put_format(s, "output:%"PRIu16, port);
163 ofputil_format_port(port, s);
164 if (port == OFPP_CONTROLLER) {
165 if (a->output.max_len != htons(0)) {
166 ds_put_format(s, ":%"PRIu16, ntohs(a->output.max_len));
168 ds_put_cstr(s, ":all");
174 case OFPUTIL_OFPAT_ENQUEUE:
175 oae = (const struct ofp_action_enqueue *) a;
176 ds_put_format(s, "enqueue:");
177 ofputil_format_port(ntohs(oae->port), s);
178 ds_put_format(s, "q%"PRIu32, ntohl(oae->queue_id));
181 case OFPUTIL_OFPAT_SET_VLAN_VID:
182 ds_put_format(s, "mod_vlan_vid:%"PRIu16,
183 ntohs(a->vlan_vid.vlan_vid));
186 case OFPUTIL_OFPAT_SET_VLAN_PCP:
187 ds_put_format(s, "mod_vlan_pcp:%"PRIu8, a->vlan_pcp.vlan_pcp);
190 case OFPUTIL_OFPAT_STRIP_VLAN:
191 ds_put_cstr(s, "strip_vlan");
194 case OFPUTIL_OFPAT_SET_DL_SRC:
195 oada = (const struct ofp_action_dl_addr *) a;
196 ds_put_format(s, "mod_dl_src:"ETH_ADDR_FMT,
197 ETH_ADDR_ARGS(oada->dl_addr));
200 case OFPUTIL_OFPAT_SET_DL_DST:
201 oada = (const struct ofp_action_dl_addr *) a;
202 ds_put_format(s, "mod_dl_dst:"ETH_ADDR_FMT,
203 ETH_ADDR_ARGS(oada->dl_addr));
206 case OFPUTIL_OFPAT_SET_NW_SRC:
207 ds_put_format(s, "mod_nw_src:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
210 case OFPUTIL_OFPAT_SET_NW_DST:
211 ds_put_format(s, "mod_nw_dst:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
214 case OFPUTIL_OFPAT_SET_NW_TOS:
215 ds_put_format(s, "mod_nw_tos:%d", a->nw_tos.nw_tos);
218 case OFPUTIL_OFPAT_SET_TP_SRC:
219 ds_put_format(s, "mod_tp_src:%d", ntohs(a->tp_port.tp_port));
222 case OFPUTIL_OFPAT_SET_TP_DST:
223 ds_put_format(s, "mod_tp_dst:%d", ntohs(a->tp_port.tp_port));
226 case OFPUTIL_NXAST_RESUBMIT:
227 nar = (struct nx_action_resubmit *)a;
228 ds_put_format(s, "resubmit:");
229 ofputil_format_port(ntohs(nar->in_port), s);
232 case OFPUTIL_NXAST_RESUBMIT_TABLE:
233 nar = (struct nx_action_resubmit *)a;
234 ds_put_format(s, "resubmit(");
235 if (nar->in_port != htons(OFPP_IN_PORT)) {
236 ofputil_format_port(ntohs(nar->in_port), s);
239 if (nar->table != 255) {
240 ds_put_format(s, "%"PRIu8, nar->table);
245 case OFPUTIL_NXAST_SET_TUNNEL:
246 nast = (struct nx_action_set_tunnel *)a;
247 ds_put_format(s, "set_tunnel:%#"PRIx32, ntohl(nast->tun_id));
250 case OFPUTIL_NXAST_SET_QUEUE:
251 nasq = (struct nx_action_set_queue *)a;
252 ds_put_format(s, "set_queue:%u", ntohl(nasq->queue_id));
255 case OFPUTIL_NXAST_POP_QUEUE:
256 ds_put_cstr(s, "pop_queue");
259 case OFPUTIL_NXAST_NOTE:
260 print_note(s, (const struct nx_action_note *) a);
263 case OFPUTIL_NXAST_REG_MOVE:
264 move = (const struct nx_action_reg_move *) a;
265 nxm_format_reg_move(move, s);
268 case OFPUTIL_NXAST_REG_LOAD:
269 load = (const struct nx_action_reg_load *) a;
270 nxm_format_reg_load(load, s);
273 case OFPUTIL_NXAST_SET_TUNNEL64:
274 nast64 = (const struct nx_action_set_tunnel64 *) a;
275 ds_put_format(s, "set_tunnel64:%#"PRIx64,
276 ntohll(nast64->tun_id));
279 case OFPUTIL_NXAST_MULTIPATH:
280 nam = (const struct nx_action_multipath *) a;
281 multipath_format(nam, s);
284 case OFPUTIL_NXAST_AUTOPATH:
285 naa = (const struct nx_action_autopath *)a;
286 ds_put_format(s, "autopath(%u,", ntohl(naa->id));
287 nxm_format_field_bits(s, ntohl(naa->dst),
288 nxm_decode_ofs(naa->ofs_nbits),
289 nxm_decode_n_bits(naa->ofs_nbits));
293 case OFPUTIL_NXAST_BUNDLE:
294 case OFPUTIL_NXAST_BUNDLE_LOAD:
295 bundle_format((const struct nx_action_bundle *) a, s);
298 case OFPUTIL_NXAST_OUTPUT_REG:
299 naor = (const struct nx_action_output_reg *) a;
300 ds_put_cstr(s, "output:");
301 nxm_format_field_bits(s, ntohl(naor->src),
302 nxm_decode_ofs(naor->ofs_nbits),
303 nxm_decode_n_bits(naor->ofs_nbits));
306 case OFPUTIL_NXAST_LEARN:
307 learn_format((const struct nx_action_learn *) a, s);
310 case OFPUTIL_NXAST_EXIT:
311 ds_put_cstr(s, "exit");
320 ofp_print_actions(struct ds *string, const union ofp_action *actions,
323 const union ofp_action *a;
326 ds_put_cstr(string, "actions=");
328 ds_put_cstr(string, "drop");
331 OFPUTIL_ACTION_FOR_EACH (a, left, actions, n_actions) {
332 int code = ofputil_decode_action(a);
335 ds_put_cstr(string, ",");
337 ofp_print_action(string, a, code);
339 ofp_print_error(string, -code);
343 ds_put_format(string, " ***%zu leftover bytes following actions",
349 ofp_print_packet_out(struct ds *string, const struct ofp_packet_out *opo,
352 size_t len = ntohs(opo->header.length);
353 size_t actions_len = ntohs(opo->actions_len);
355 ds_put_cstr(string, " in_port=");
356 ofputil_format_port(ntohs(opo->in_port), string);
358 ds_put_format(string, " actions_len=%zu ", actions_len);
359 if (actions_len > (ntohs(opo->header.length) - sizeof *opo)) {
360 ds_put_format(string, "***packet too short for action length***\n");
363 if (actions_len % sizeof(union ofp_action)) {
364 ds_put_format(string, "***action length not a multiple of %zu***\n",
365 sizeof(union ofp_action));
367 ofp_print_actions(string, (const union ofp_action *) opo->actions,
368 actions_len / sizeof(union ofp_action));
370 if (ntohl(opo->buffer_id) == UINT32_MAX) {
371 int data_len = len - sizeof *opo - actions_len;
372 ds_put_format(string, " data_len=%d", data_len);
373 if (verbosity > 0 && len > sizeof *opo) {
374 char *packet = ofp_packet_to_string(
375 (uint8_t *) opo->actions + actions_len, data_len);
376 ds_put_char(string, '\n');
377 ds_put_cstr(string, packet);
381 ds_put_format(string, " buffer=0x%08"PRIx32, ntohl(opo->buffer_id));
383 ds_put_char(string, '\n');
386 /* qsort comparison function. */
388 compare_ports(const void *a_, const void *b_)
390 const struct ofp_phy_port *a = a_;
391 const struct ofp_phy_port *b = b_;
392 uint16_t ap = ntohs(a->port_no);
393 uint16_t bp = ntohs(b->port_no);
395 return ap < bp ? -1 : ap > bp;
404 ofp_print_bit_names(struct ds *string, uint32_t bits,
405 const struct bit_name bit_names[])
410 ds_put_cstr(string, "0");
414 for (; bits && bit_names->name; bit_names++) {
415 if (bits & bit_names->bit) {
417 ds_put_char(string, ' ');
419 ds_put_cstr(string, bit_names->name);
420 bits &= ~bit_names->bit;
426 ds_put_char(string, ' ');
428 ds_put_format(string, "0x%"PRIx32, bits);
433 ofp_print_port_features(struct ds *string, uint32_t features)
435 static const struct bit_name feature_bits[] = {
436 { OFPPF_10MB_HD, "10MB-HD" },
437 { OFPPF_10MB_FD, "10MB-FD" },
438 { OFPPF_100MB_HD, "100MB-HD" },
439 { OFPPF_100MB_FD, "100MB-FD" },
440 { OFPPF_1GB_HD, "1GB-HD" },
441 { OFPPF_1GB_FD, "1GB-FD" },
442 { OFPPF_10GB_FD, "10GB-FD" },
443 { OFPPF_COPPER, "COPPER" },
444 { OFPPF_FIBER, "FIBER" },
445 { OFPPF_AUTONEG, "AUTO_NEG" },
446 { OFPPF_PAUSE, "AUTO_PAUSE" },
447 { OFPPF_PAUSE_ASYM, "AUTO_PAUSE_ASYM" },
451 ofp_print_bit_names(string, features, feature_bits);
452 ds_put_char(string, '\n');
456 ofp_print_port_config(struct ds *string, uint32_t config)
458 static const struct bit_name config_bits[] = {
459 { OFPPC_PORT_DOWN, "PORT_DOWN" },
460 { OFPPC_NO_STP, "NO_STP" },
461 { OFPPC_NO_RECV, "NO_RECV" },
462 { OFPPC_NO_RECV_STP, "NO_RECV_STP" },
463 { OFPPC_NO_FLOOD, "NO_FLOOD" },
464 { OFPPC_NO_FWD, "NO_FWD" },
465 { OFPPC_NO_PACKET_IN, "NO_PACKET_IN" },
469 ofp_print_bit_names(string, config, config_bits);
470 ds_put_char(string, '\n');
474 ofp_print_port_state(struct ds *string, uint32_t state)
476 static const struct bit_name state_bits[] = {
477 { OFPPS_LINK_DOWN, "LINK_DOWN" },
482 /* The STP state is a 2-bit field so it doesn't fit in with the bitmask
483 * pattern. We have to special case it.
485 * OVS doesn't support STP, so this field will always be 0 if we are
486 * talking to OVS, so we'd always print STP_LISTEN in that case.
487 * Therefore, we don't print anything at all if the value is STP_LISTEN, to
488 * avoid confusing users. */
489 stp_state = state & OFPPS_STP_MASK;
491 ds_put_cstr(string, (stp_state == OFPPS_STP_LEARN ? "STP_LEARN"
492 : stp_state == OFPPS_STP_FORWARD ? "STP_FORWARD"
494 state &= ~OFPPS_STP_MASK;
496 ofp_print_bit_names(string, state, state_bits);
499 ofp_print_bit_names(string, state, state_bits);
501 ds_put_char(string, '\n');
505 ofp_print_phy_port(struct ds *string, const struct ofp_phy_port *port)
507 char name[OFP_MAX_PORT_NAME_LEN];
510 memcpy(name, port->name, sizeof name);
511 for (j = 0; j < sizeof name - 1; j++) {
512 if (!isprint((unsigned char) name[j])) {
518 ds_put_char(string, ' ');
519 ofputil_format_port(ntohs(port->port_no), string);
520 ds_put_format(string, "(%s): addr:"ETH_ADDR_FMT"\n",
521 name, ETH_ADDR_ARGS(port->hw_addr));
523 ds_put_cstr(string, " config: ");
524 ofp_print_port_config(string, ntohl(port->config));
526 ds_put_cstr(string, " state: ");
527 ofp_print_port_state(string, ntohl(port->state));
530 ds_put_format(string, " current: ");
531 ofp_print_port_features(string, ntohl(port->curr));
533 if (port->advertised) {
534 ds_put_format(string, " advertised: ");
535 ofp_print_port_features(string, ntohl(port->advertised));
537 if (port->supported) {
538 ds_put_format(string, " supported: ");
539 ofp_print_port_features(string, ntohl(port->supported));
542 ds_put_format(string, " peer: ");
543 ofp_print_port_features(string, ntohl(port->peer));
548 ofp_print_switch_features(struct ds *string,
549 const struct ofp_switch_features *osf)
551 size_t len = ntohs(osf->header.length);
552 struct ofp_phy_port *port_list;
556 ds_put_format(string, " ver:0x%x, dpid:%016"PRIx64"\n",
557 osf->header.version, ntohll(osf->datapath_id));
558 ds_put_format(string, "n_tables:%d, n_buffers:%d\n", osf->n_tables,
559 ntohl(osf->n_buffers));
560 ds_put_format(string, "features: capabilities:%#x, actions:%#x\n",
561 ntohl(osf->capabilities), ntohl(osf->actions));
563 n_ports = (len - sizeof *osf) / sizeof *osf->ports;
565 port_list = xmemdup(osf->ports, len - sizeof *osf);
566 qsort(port_list, n_ports, sizeof *port_list, compare_ports);
567 for (i = 0; i < n_ports; i++) {
568 ofp_print_phy_port(string, &port_list[i]);
574 ofp_print_switch_config(struct ds *string, const struct ofp_switch_config *osc)
578 flags = ntohs(osc->flags);
580 ds_put_format(string, " frags=%s", ofputil_frag_handling_to_string(flags));
581 flags &= ~OFPC_FRAG_MASK;
584 ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***", flags);
587 ds_put_format(string, " miss_send_len=%"PRIu16"\n", ntohs(osc->miss_send_len));
590 static void print_wild(struct ds *string, const char *leader, int is_wild,
591 int verbosity, const char *format, ...)
592 __attribute__((format(printf, 5, 6)));
594 static void print_wild(struct ds *string, const char *leader, int is_wild,
595 int verbosity, const char *format, ...)
597 if (is_wild && verbosity < 2) {
600 ds_put_cstr(string, leader);
604 va_start(args, format);
605 ds_put_format_valist(string, format, args);
608 ds_put_char(string, '*');
610 ds_put_char(string, ',');
614 print_ip_netmask(struct ds *string, const char *leader, ovs_be32 ip,
615 uint32_t wild_bits, int verbosity)
617 if (wild_bits >= 32 && verbosity < 2) {
620 ds_put_cstr(string, leader);
621 if (wild_bits < 32) {
622 ds_put_format(string, IP_FMT, IP_ARGS(&ip));
624 ds_put_format(string, "/%d", 32 - wild_bits);
627 ds_put_char(string, '*');
629 ds_put_char(string, ',');
633 ofp_print_match(struct ds *f, const struct ofp_match *om, int verbosity)
635 char *s = ofp_match_to_string(om, verbosity);
641 ofp_match_to_string(const struct ofp_match *om, int verbosity)
643 struct ds f = DS_EMPTY_INITIALIZER;
644 uint32_t w = ntohl(om->wildcards);
645 bool skip_type = false;
646 bool skip_proto = false;
648 if (!(w & OFPFW_DL_TYPE)) {
650 if (om->dl_type == htons(ETH_TYPE_IP)) {
651 if (!(w & OFPFW_NW_PROTO)) {
653 if (om->nw_proto == IPPROTO_ICMP) {
654 ds_put_cstr(&f, "icmp,");
655 } else if (om->nw_proto == IPPROTO_TCP) {
656 ds_put_cstr(&f, "tcp,");
657 } else if (om->nw_proto == IPPROTO_UDP) {
658 ds_put_cstr(&f, "udp,");
660 ds_put_cstr(&f, "ip,");
664 ds_put_cstr(&f, "ip,");
666 } else if (om->dl_type == htons(ETH_TYPE_ARP)) {
667 ds_put_cstr(&f, "arp,");
672 print_wild(&f, "in_port=", w & OFPFW_IN_PORT, verbosity,
673 "%d", ntohs(om->in_port));
674 print_wild(&f, "dl_vlan=", w & OFPFW_DL_VLAN, verbosity,
675 "%d", ntohs(om->dl_vlan));
676 print_wild(&f, "dl_vlan_pcp=", w & OFPFW_DL_VLAN_PCP, verbosity,
677 "%d", om->dl_vlan_pcp);
678 print_wild(&f, "dl_src=", w & OFPFW_DL_SRC, verbosity,
679 ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_src));
680 print_wild(&f, "dl_dst=", w & OFPFW_DL_DST, verbosity,
681 ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_dst));
683 print_wild(&f, "dl_type=", w & OFPFW_DL_TYPE, verbosity,
684 "0x%04x", ntohs(om->dl_type));
686 print_ip_netmask(&f, "nw_src=", om->nw_src,
687 (w & OFPFW_NW_SRC_MASK) >> OFPFW_NW_SRC_SHIFT, verbosity);
688 print_ip_netmask(&f, "nw_dst=", om->nw_dst,
689 (w & OFPFW_NW_DST_MASK) >> OFPFW_NW_DST_SHIFT, verbosity);
691 if (om->dl_type == htons(ETH_TYPE_ARP)) {
692 print_wild(&f, "arp_op=", w & OFPFW_NW_PROTO, verbosity,
695 print_wild(&f, "nw_proto=", w & OFPFW_NW_PROTO, verbosity,
699 print_wild(&f, "nw_tos=", w & OFPFW_NW_TOS, verbosity,
701 if (om->nw_proto == IPPROTO_ICMP) {
702 print_wild(&f, "icmp_type=", w & OFPFW_ICMP_TYPE, verbosity,
703 "%d", ntohs(om->tp_src));
704 print_wild(&f, "icmp_code=", w & OFPFW_ICMP_CODE, verbosity,
705 "%d", ntohs(om->tp_dst));
707 print_wild(&f, "tp_src=", w & OFPFW_TP_SRC, verbosity,
708 "%d", ntohs(om->tp_src));
709 print_wild(&f, "tp_dst=", w & OFPFW_TP_DST, verbosity,
710 "%d", ntohs(om->tp_dst));
712 if (ds_last(&f) == ',') {
719 ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
720 enum ofputil_msg_code code, int verbosity)
722 struct ofputil_flow_mod fm;
726 error = ofputil_decode_flow_mod(&fm, oh, true);
728 ofp_print_error(s, error);
733 switch (fm.command) {
735 ds_put_cstr(s, "ADD");
738 ds_put_cstr(s, "MOD");
740 case OFPFC_MODIFY_STRICT:
741 ds_put_cstr(s, "MOD_STRICT");
744 ds_put_cstr(s, "DEL");
746 case OFPFC_DELETE_STRICT:
747 ds_put_cstr(s, "DEL_STRICT");
750 ds_put_format(s, "cmd:%d", fm.command);
752 if (fm.table_id != 0) {
753 ds_put_format(s, " table:%d", fm.table_id);
757 if (verbosity >= 3 && code == OFPUTIL_OFPT_FLOW_MOD) {
758 const struct ofp_flow_mod *ofm = (const struct ofp_flow_mod *) oh;
759 ofp_print_match(s, &ofm->match, verbosity);
761 /* ofp_print_match() doesn't print priority. */
762 need_priority = true;
763 } else if (verbosity >= 3 && code == OFPUTIL_NXT_FLOW_MOD) {
764 const struct nx_flow_mod *nfm = (const struct nx_flow_mod *) oh;
765 const void *nxm = nfm + 1;
768 nxm_s = nx_match_to_string(nxm, ntohs(nfm->match_len));
769 ds_put_cstr(s, nxm_s);
772 /* nx_match_to_string() doesn't print priority. */
773 need_priority = true;
775 cls_rule_format(&fm.cr, s);
777 /* cls_rule_format() does print priority. */
778 need_priority = false;
781 if (ds_last(s) != ' ') {
784 if (fm.cookie != htonll(0)) {
785 ds_put_format(s, "cookie:0x%"PRIx64" ", ntohll(fm.cookie));
787 if (fm.idle_timeout != OFP_FLOW_PERMANENT) {
788 ds_put_format(s, "idle:%"PRIu16" ", fm.idle_timeout);
790 if (fm.hard_timeout != OFP_FLOW_PERMANENT) {
791 ds_put_format(s, "hard:%"PRIu16" ", fm.hard_timeout);
793 if (fm.cr.priority != OFP_DEFAULT_PRIORITY && need_priority) {
794 ds_put_format(s, "pri:%"PRIu16" ", fm.cr.priority);
796 if (fm.buffer_id != UINT32_MAX) {
797 ds_put_format(s, "buf:0x%"PRIx32" ", fm.buffer_id);
800 ds_put_format(s, "flags:0x%"PRIx16" ", fm.flags);
803 ofp_print_actions(s, fm.actions, fm.n_actions);
807 ofp_print_duration(struct ds *string, unsigned int sec, unsigned int nsec)
809 ds_put_format(string, "%u", sec);
811 ds_put_format(string, ".%09u", nsec);
812 while (string->string[string->length - 1] == '0') {
816 ds_put_char(string, 's');
820 ofp_print_flow_removed(struct ds *string, const struct ofp_header *oh)
822 struct ofputil_flow_removed fr;
825 error = ofputil_decode_flow_removed(&fr, oh);
827 ofp_print_error(string, error);
831 ds_put_char(string, ' ');
832 cls_rule_format(&fr.rule, string);
834 ds_put_cstr(string, " reason=");
836 case OFPRR_IDLE_TIMEOUT:
837 ds_put_cstr(string, "idle");
839 case OFPRR_HARD_TIMEOUT:
840 ds_put_cstr(string, "hard");
843 ds_put_cstr(string, "delete");
846 ds_put_format(string, "**%"PRIu8"**", fr.reason);
850 if (fr.cookie != htonll(0)) {
851 ds_put_format(string, " cookie:0x%"PRIx64, ntohll(fr.cookie));
853 ds_put_cstr(string, " duration");
854 ofp_print_duration(string, fr.duration_sec, fr.duration_nsec);
855 ds_put_format(string, " idle%"PRIu16" pkts%"PRIu64" bytes%"PRIu64"\n",
856 fr.idle_timeout, fr.packet_count, fr.byte_count);
860 ofp_print_port_mod(struct ds *string, const struct ofp_port_mod *opm)
862 ds_put_format(string, "port: %d: addr:"ETH_ADDR_FMT", config: %#x, mask:%#x\n",
863 ntohs(opm->port_no), ETH_ADDR_ARGS(opm->hw_addr),
864 ntohl(opm->config), ntohl(opm->mask));
865 ds_put_format(string, " advertise: ");
866 if (opm->advertise) {
867 ofp_print_port_features(string, ntohl(opm->advertise));
869 ds_put_format(string, "UNCHANGED\n");
874 ofp_print_error(struct ds *string, int error)
876 if (string->length) {
877 ds_put_char(string, ' ');
879 ds_put_cstr(string, "***decode error: ");
880 ofputil_format_error(string, error);
881 ds_put_cstr(string, "***\n");
885 ofp_print_error_msg(struct ds *string, const struct ofp_error_msg *oem)
887 size_t len = ntohs(oem->header.length);
888 size_t payload_ofs, payload_len;
893 error = ofputil_decode_error_msg(&oem->header, &payload_ofs);
894 if (!is_ofp_error(error)) {
895 ofp_print_error(string, error);
896 ds_put_hex_dump(string, oem->data, len - sizeof *oem, 0, true);
900 ds_put_char(string, ' ');
901 ofputil_format_error(string, error);
902 ds_put_char(string, '\n');
904 payload = (const uint8_t *) oem + payload_ofs;
905 payload_len = len - payload_ofs;
906 switch (get_ofp_err_type(error)) {
907 case OFPET_HELLO_FAILED:
908 ds_put_printable(string, payload, payload_len);
912 s = ofp_to_string(payload, payload_len, 1);
913 ds_put_cstr(string, s);
920 ofp_print_port_status(struct ds *string, const struct ofp_port_status *ops)
922 if (ops->reason == OFPPR_ADD) {
923 ds_put_format(string, " ADD:");
924 } else if (ops->reason == OFPPR_DELETE) {
925 ds_put_format(string, " DEL:");
926 } else if (ops->reason == OFPPR_MODIFY) {
927 ds_put_format(string, " MOD:");
930 ofp_print_phy_port(string, &ops->desc);
934 ofp_print_ofpst_desc_reply(struct ds *string, const struct ofp_desc_stats *ods)
936 ds_put_char(string, '\n');
937 ds_put_format(string, "Manufacturer: %.*s\n",
938 (int) sizeof ods->mfr_desc, ods->mfr_desc);
939 ds_put_format(string, "Hardware: %.*s\n",
940 (int) sizeof ods->hw_desc, ods->hw_desc);
941 ds_put_format(string, "Software: %.*s\n",
942 (int) sizeof ods->sw_desc, ods->sw_desc);
943 ds_put_format(string, "Serial Num: %.*s\n",
944 (int) sizeof ods->serial_num, ods->serial_num);
945 ds_put_format(string, "DP Description: %.*s\n",
946 (int) sizeof ods->dp_desc, ods->dp_desc);
950 ofp_print_flow_stats_request(struct ds *string,
951 const struct ofp_stats_msg *osm)
953 struct ofputil_flow_stats_request fsr;
956 error = ofputil_decode_flow_stats_request(&fsr, &osm->header);
958 ofp_print_error(string, error);
962 if (fsr.table_id != 0xff) {
963 ds_put_format(string, " table=%"PRIu8, fsr.table_id);
966 if (fsr.out_port != OFPP_NONE) {
967 ds_put_cstr(string, " out_port=");
968 ofputil_format_port(fsr.out_port, string);
971 /* A flow stats request doesn't include a priority, but cls_rule_format()
972 * will print one unless it is OFP_DEFAULT_PRIORITY. */
973 fsr.match.priority = OFP_DEFAULT_PRIORITY;
975 ds_put_char(string, ' ');
976 cls_rule_format(&fsr.match, string);
980 ofp_print_flow_stats_reply(struct ds *string, const struct ofp_header *oh)
984 ofpbuf_use_const(&b, oh, ntohs(oh->length));
986 struct ofputil_flow_stats fs;
989 retval = ofputil_decode_flow_stats_reply(&fs, &b);
992 ds_put_cstr(string, " ***parse error***");
997 ds_put_char(string, '\n');
999 ds_put_format(string, " cookie=0x%"PRIx64", duration=",
1001 ofp_print_duration(string, fs.duration_sec, fs.duration_nsec);
1002 ds_put_format(string, ", table=%"PRIu8", ", fs.table_id);
1003 ds_put_format(string, "n_packets=%"PRIu64", ", fs.packet_count);
1004 ds_put_format(string, "n_bytes=%"PRIu64", ", fs.byte_count);
1005 if (fs.idle_timeout != OFP_FLOW_PERMANENT) {
1006 ds_put_format(string, "idle_timeout=%"PRIu16",", fs.idle_timeout);
1008 if (fs.hard_timeout != OFP_FLOW_PERMANENT) {
1009 ds_put_format(string, "hard_timeout=%"PRIu16",", fs.hard_timeout);
1012 cls_rule_format(&fs.rule, string);
1013 if (string->string[string->length - 1] != ' ') {
1014 ds_put_char(string, ' ');
1016 ofp_print_actions(string, fs.actions, fs.n_actions);
1021 ofp_print_ofpst_aggregate_reply(struct ds *string,
1022 const struct ofp_aggregate_stats_reply *asr)
1024 ds_put_format(string, " packet_count=%"PRIu64,
1025 ntohll(get_32aligned_be64(&asr->packet_count)));
1026 ds_put_format(string, " byte_count=%"PRIu64,
1027 ntohll(get_32aligned_be64(&asr->byte_count)));
1028 ds_put_format(string, " flow_count=%"PRIu32, ntohl(asr->flow_count));
1032 ofp_print_nxst_aggregate_reply(struct ds *string,
1033 const struct nx_aggregate_stats_reply *nasr)
1035 ds_put_format(string, " packet_count=%"PRIu64, ntohll(nasr->packet_count));
1036 ds_put_format(string, " byte_count=%"PRIu64, ntohll(nasr->byte_count));
1037 ds_put_format(string, " flow_count=%"PRIu32, ntohl(nasr->flow_count));
1040 static void print_port_stat(struct ds *string, const char *leader,
1041 const ovs_32aligned_be64 *statp, int more)
1043 uint64_t stat = ntohll(get_32aligned_be64(statp));
1045 ds_put_cstr(string, leader);
1046 if (stat != UINT64_MAX) {
1047 ds_put_format(string, "%"PRIu64, stat);
1049 ds_put_char(string, '?');
1052 ds_put_cstr(string, ", ");
1054 ds_put_cstr(string, "\n");
1059 ofp_print_ofpst_port_request(struct ds *string,
1060 const struct ofp_port_stats_request *psr)
1062 ds_put_format(string, " port_no=%"PRIu16, ntohs(psr->port_no));
1066 ofp_print_ofpst_port_reply(struct ds *string, const struct ofp_header *oh,
1069 const struct ofp_port_stats *ps = ofputil_stats_body(oh);
1070 size_t n = ofputil_stats_body_len(oh) / sizeof *ps;
1071 ds_put_format(string, " %zu ports\n", n);
1072 if (verbosity < 1) {
1077 ds_put_format(string, " port %2"PRIu16": ", ntohs(ps->port_no));
1079 ds_put_cstr(string, "rx ");
1080 print_port_stat(string, "pkts=", &ps->rx_packets, 1);
1081 print_port_stat(string, "bytes=", &ps->rx_bytes, 1);
1082 print_port_stat(string, "drop=", &ps->rx_dropped, 1);
1083 print_port_stat(string, "errs=", &ps->rx_errors, 1);
1084 print_port_stat(string, "frame=", &ps->rx_frame_err, 1);
1085 print_port_stat(string, "over=", &ps->rx_over_err, 1);
1086 print_port_stat(string, "crc=", &ps->rx_crc_err, 0);
1088 ds_put_cstr(string, " tx ");
1089 print_port_stat(string, "pkts=", &ps->tx_packets, 1);
1090 print_port_stat(string, "bytes=", &ps->tx_bytes, 1);
1091 print_port_stat(string, "drop=", &ps->tx_dropped, 1);
1092 print_port_stat(string, "errs=", &ps->tx_errors, 1);
1093 print_port_stat(string, "coll=", &ps->collisions, 0);
1098 ofp_print_ofpst_table_reply(struct ds *string, const struct ofp_header *oh,
1101 const struct ofp_table_stats *ts = ofputil_stats_body(oh);
1102 size_t n = ofputil_stats_body_len(oh) / sizeof *ts;
1103 ds_put_format(string, " %zu tables\n", n);
1104 if (verbosity < 1) {
1109 char name[OFP_MAX_TABLE_NAME_LEN + 1];
1110 ovs_strlcpy(name, ts->name, sizeof name);
1112 ds_put_format(string, " %d: %-8s: ", ts->table_id, name);
1113 ds_put_format(string, "wild=0x%05"PRIx32", ", ntohl(ts->wildcards));
1114 ds_put_format(string, "max=%6"PRIu32", ", ntohl(ts->max_entries));
1115 ds_put_format(string, "active=%"PRIu32"\n", ntohl(ts->active_count));
1116 ds_put_cstr(string, " ");
1117 ds_put_format(string, "lookup=%"PRIu64", ",
1118 ntohll(get_32aligned_be64(&ts->lookup_count)));
1119 ds_put_format(string, "matched=%"PRIu64"\n",
1120 ntohll(get_32aligned_be64(&ts->matched_count)));
1125 ofp_print_queue_name(struct ds *string, uint32_t queue_id)
1127 if (queue_id == OFPQ_ALL) {
1128 ds_put_cstr(string, "ALL");
1130 ds_put_format(string, "%"PRIu32, queue_id);
1135 ofp_print_ofpst_queue_request(struct ds *string,
1136 const struct ofp_queue_stats_request *qsr)
1138 ds_put_cstr(string, "port=");
1139 ofputil_format_port(ntohs(qsr->port_no), string);
1141 ds_put_cstr(string, " queue=");
1142 ofp_print_queue_name(string, ntohl(qsr->queue_id));
1146 ofp_print_ofpst_queue_reply(struct ds *string, const struct ofp_header *oh,
1149 const struct ofp_queue_stats *qs = ofputil_stats_body(oh);
1150 size_t n = ofputil_stats_body_len(oh) / sizeof *qs;
1151 ds_put_format(string, " %zu queues\n", n);
1152 if (verbosity < 1) {
1157 ds_put_cstr(string, " port ");
1158 ofputil_format_port(ntohs(qs->port_no), string);
1159 ds_put_cstr(string, " queue ");
1160 ofp_print_queue_name(string, ntohl(qs->queue_id));
1161 ds_put_cstr(string, ": ");
1163 print_port_stat(string, "bytes=", &qs->tx_bytes, 1);
1164 print_port_stat(string, "pkts=", &qs->tx_packets, 1);
1165 print_port_stat(string, "errors=", &qs->tx_errors, 0);
1170 ofp_print_stats_request(struct ds *string, const struct ofp_header *oh)
1172 const struct ofp_stats_msg *srq = (const struct ofp_stats_msg *) oh;
1175 ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***",
1181 ofp_print_stats_reply(struct ds *string, const struct ofp_header *oh)
1183 const struct ofp_stats_msg *srp = (const struct ofp_stats_msg *) oh;
1186 uint16_t flags = ntohs(srp->flags);
1188 ds_put_cstr(string, " flags=");
1189 if (flags & OFPSF_REPLY_MORE) {
1190 ds_put_cstr(string, "[more]");
1191 flags &= ~OFPSF_REPLY_MORE;
1194 ds_put_format(string, "[***unknown flags 0x%04"PRIx16"***]",
1201 ofp_print_echo(struct ds *string, const struct ofp_header *oh, int verbosity)
1203 size_t len = ntohs(oh->length);
1205 ds_put_format(string, " %zu bytes of payload\n", len - sizeof *oh);
1206 if (verbosity > 1) {
1207 ds_put_hex_dump(string, oh + 1, len - sizeof *oh, 0, true);
1212 ofp_print_nxt_role_message(struct ds *string,
1213 const struct nx_role_request *nrr)
1215 unsigned int role = ntohl(nrr->role);
1217 ds_put_cstr(string, " role=");
1218 if (role == NX_ROLE_OTHER) {
1219 ds_put_cstr(string, "other");
1220 } else if (role == NX_ROLE_MASTER) {
1221 ds_put_cstr(string, "master");
1222 } else if (role == NX_ROLE_SLAVE) {
1223 ds_put_cstr(string, "slave");
1225 ds_put_format(string, "%u", role);
1230 ofp_print_nxt_flow_mod_table_id(struct ds *string,
1231 const struct nxt_flow_mod_table_id *nfmti)
1233 ds_put_format(string, " %s", nfmti->set ? "enable" : "disable");
1237 ofp_print_nxt_set_flow_format(struct ds *string,
1238 const struct nxt_set_flow_format *nsff)
1240 uint32_t format = ntohl(nsff->format);
1242 ds_put_cstr(string, " format=");
1243 if (ofputil_flow_format_is_valid(format)) {
1244 ds_put_cstr(string, ofputil_flow_format_to_string(format));
1246 ds_put_format(string, "%"PRIu32, format);
1251 ofp_to_string__(const struct ofp_header *oh,
1252 const struct ofputil_msg_type *type, struct ds *string,
1255 enum ofputil_msg_code code;
1256 const void *msg = oh;
1258 ds_put_format(string, "%s (xid=0x%"PRIx32"):",
1259 ofputil_msg_type_name(type), ntohl(oh->xid));
1261 code = ofputil_msg_type_code(type);
1263 case OFPUTIL_MSG_INVALID:
1266 case OFPUTIL_OFPT_HELLO:
1267 ds_put_char(string, '\n');
1268 ds_put_hex_dump(string, oh + 1, ntohs(oh->length) - sizeof *oh,
1272 case OFPUTIL_OFPT_ERROR:
1273 ofp_print_error_msg(string, msg);
1276 case OFPUTIL_OFPT_ECHO_REQUEST:
1277 case OFPUTIL_OFPT_ECHO_REPLY:
1278 ofp_print_echo(string, oh, verbosity);
1281 case OFPUTIL_OFPT_FEATURES_REQUEST:
1284 case OFPUTIL_OFPT_FEATURES_REPLY:
1285 ofp_print_switch_features(string, msg);
1288 case OFPUTIL_OFPT_GET_CONFIG_REQUEST:
1291 case OFPUTIL_OFPT_GET_CONFIG_REPLY:
1292 case OFPUTIL_OFPT_SET_CONFIG:
1293 ofp_print_switch_config(string, msg);
1296 case OFPUTIL_OFPT_PACKET_IN:
1297 ofp_print_packet_in(string, msg, verbosity);
1300 case OFPUTIL_OFPT_FLOW_REMOVED:
1301 case OFPUTIL_NXT_FLOW_REMOVED:
1302 ofp_print_flow_removed(string, msg);
1305 case OFPUTIL_OFPT_PORT_STATUS:
1306 ofp_print_port_status(string, msg);
1309 case OFPUTIL_OFPT_PACKET_OUT:
1310 ofp_print_packet_out(string, msg, verbosity);
1313 case OFPUTIL_OFPT_FLOW_MOD:
1314 ofp_print_flow_mod(string, msg, code, verbosity);
1317 case OFPUTIL_OFPT_PORT_MOD:
1318 ofp_print_port_mod(string, msg);
1321 case OFPUTIL_OFPT_BARRIER_REQUEST:
1322 case OFPUTIL_OFPT_BARRIER_REPLY:
1325 case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REQUEST:
1326 case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REPLY:
1330 case OFPUTIL_OFPST_DESC_REQUEST:
1331 ofp_print_stats_request(string, oh);
1334 case OFPUTIL_OFPST_FLOW_REQUEST:
1335 case OFPUTIL_NXST_FLOW_REQUEST:
1336 case OFPUTIL_OFPST_AGGREGATE_REQUEST:
1337 case OFPUTIL_NXST_AGGREGATE_REQUEST:
1338 ofp_print_stats_request(string, oh);
1339 ofp_print_flow_stats_request(string, msg);
1342 case OFPUTIL_OFPST_TABLE_REQUEST:
1343 ofp_print_stats_request(string, oh);
1346 case OFPUTIL_OFPST_PORT_REQUEST:
1347 ofp_print_stats_request(string, oh);
1348 ofp_print_ofpst_port_request(string, msg);
1351 case OFPUTIL_OFPST_QUEUE_REQUEST:
1352 ofp_print_stats_request(string, oh);
1353 ofp_print_ofpst_queue_request(string, msg);
1356 case OFPUTIL_OFPST_DESC_REPLY:
1357 ofp_print_stats_reply(string, oh);
1358 ofp_print_ofpst_desc_reply(string, msg);
1361 case OFPUTIL_OFPST_FLOW_REPLY:
1362 case OFPUTIL_NXST_FLOW_REPLY:
1363 ofp_print_stats_reply(string, oh);
1364 ofp_print_flow_stats_reply(string, oh);
1367 case OFPUTIL_OFPST_QUEUE_REPLY:
1368 ofp_print_stats_reply(string, oh);
1369 ofp_print_ofpst_queue_reply(string, oh, verbosity);
1372 case OFPUTIL_OFPST_PORT_REPLY:
1373 ofp_print_stats_reply(string, oh);
1374 ofp_print_ofpst_port_reply(string, oh, verbosity);
1377 case OFPUTIL_OFPST_TABLE_REPLY:
1378 ofp_print_stats_reply(string, oh);
1379 ofp_print_ofpst_table_reply(string, oh, verbosity);
1382 case OFPUTIL_OFPST_AGGREGATE_REPLY:
1383 ofp_print_stats_reply(string, oh);
1384 ofp_print_ofpst_aggregate_reply(string, msg);
1387 case OFPUTIL_NXT_ROLE_REQUEST:
1388 case OFPUTIL_NXT_ROLE_REPLY:
1389 ofp_print_nxt_role_message(string, msg);
1392 case OFPUTIL_NXT_FLOW_MOD_TABLE_ID:
1393 ofp_print_nxt_flow_mod_table_id(string, msg);
1396 case OFPUTIL_NXT_SET_FLOW_FORMAT:
1397 ofp_print_nxt_set_flow_format(string, msg);
1400 case OFPUTIL_NXT_FLOW_MOD:
1401 ofp_print_flow_mod(string, msg, code, verbosity);
1404 case OFPUTIL_NXST_AGGREGATE_REPLY:
1405 ofp_print_stats_reply(string, oh);
1406 ofp_print_nxst_aggregate_reply(string, msg);
1411 /* Composes and returns a string representing the OpenFlow packet of 'len'
1412 * bytes at 'oh' at the given 'verbosity' level. 0 is a minimal amount of
1413 * verbosity and higher numbers increase verbosity. The caller is responsible
1414 * for freeing the string. */
1416 ofp_to_string(const void *oh_, size_t len, int verbosity)
1418 struct ds string = DS_EMPTY_INITIALIZER;
1419 const struct ofp_header *oh = oh_;
1422 ds_put_cstr(&string, "OpenFlow message is empty\n");
1423 } else if (len < sizeof(struct ofp_header)) {
1424 ds_put_format(&string, "OpenFlow packet too short (only %zu bytes):\n",
1426 } else if (oh->version != OFP_VERSION) {
1427 ds_put_format(&string, "Bad OpenFlow version %"PRIu8":\n",
1429 } else if (ntohs(oh->length) > len) {
1430 ds_put_format(&string,
1431 "(***truncated to %zu bytes from %"PRIu16"***)\n",
1432 len, ntohs(oh->length));
1433 } else if (ntohs(oh->length) < len) {
1434 ds_put_format(&string,
1435 "(***only uses %"PRIu16" bytes out of %zu***)\n",
1436 ntohs(oh->length), len);
1438 const struct ofputil_msg_type *type;
1441 error = ofputil_decode_msg_type(oh, &type);
1443 ofp_to_string__(oh, type, &string, verbosity);
1444 if (verbosity >= 5) {
1445 if (ds_last(&string) != '\n') {
1446 ds_put_char(&string, '\n');
1448 ds_put_hex_dump(&string, oh, len, 0, true);
1450 if (ds_last(&string) != '\n') {
1451 ds_put_char(&string, '\n');
1453 return ds_steal_cstr(&string);
1456 ofp_print_error(&string, error);
1458 ds_put_hex_dump(&string, oh, len, 0, true);
1459 return ds_steal_cstr(&string);
1462 /* Returns the name for the specified OpenFlow message type as a string,
1463 * e.g. "OFPT_FEATURES_REPLY". If no name is known, the string returned is a
1464 * hex number, e.g. "0x55".
1466 * The caller must free the returned string when it is no longer needed. */
1468 ofp_message_type_to_string(uint8_t type)
1479 case OFPT_ECHO_REQUEST:
1480 name = "ECHO_REQUEST";
1482 case OFPT_ECHO_REPLY:
1483 name = "ECHO_REPLY";
1488 case OFPT_FEATURES_REQUEST:
1489 name = "FEATURES_REQUEST";
1491 case OFPT_FEATURES_REPLY:
1492 name = "FEATURES_REPLY";
1494 case OFPT_GET_CONFIG_REQUEST:
1495 name = "GET_CONFIG_REQUEST";
1497 case OFPT_GET_CONFIG_REPLY:
1498 name = "GET_CONFIG_REPLY";
1500 case OFPT_SET_CONFIG:
1501 name = "SET_CONFIG";
1503 case OFPT_PACKET_IN:
1506 case OFPT_FLOW_REMOVED:
1507 name = "FLOW_REMOVED";
1509 case OFPT_PORT_STATUS:
1510 name = "PORT_STATUS";
1512 case OFPT_PACKET_OUT:
1513 name = "PACKET_OUT";
1521 case OFPT_STATS_REQUEST:
1522 name = "STATS_REQUEST";
1524 case OFPT_STATS_REPLY:
1525 name = "STATS_REPLY";
1527 case OFPT_BARRIER_REQUEST:
1528 name = "BARRIER_REQUEST";
1530 case OFPT_BARRIER_REPLY:
1531 name = "BARRIER_REPLY";
1533 case OFPT_QUEUE_GET_CONFIG_REQUEST:
1534 name = "QUEUE_GET_CONFIG_REQUEST";
1536 case OFPT_QUEUE_GET_CONFIG_REPLY:
1537 name = "QUEUE_GET_CONFIG_REPLY";
1544 return name ? xasprintf("OFPT_%s", name) : xasprintf("0x%02"PRIx8, type);
1548 print_and_free(FILE *stream, char *string)
1550 fputs(string, stream);
1554 /* Pretty-print the OpenFlow packet of 'len' bytes at 'oh' to 'stream' at the
1555 * given 'verbosity' level. 0 is a minimal amount of verbosity and higher
1556 * numbers increase verbosity. */
1558 ofp_print(FILE *stream, const void *oh, size_t len, int verbosity)
1560 print_and_free(stream, ofp_to_string(oh, len, verbosity));
1563 /* Dumps the contents of the Ethernet frame in the 'len' bytes starting at
1564 * 'data' to 'stream'. */
1566 ofp_print_packet(FILE *stream, const void *data, size_t len)
1568 print_and_free(stream, ofp_packet_to_string(data, len));