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"
37 #include "ofp-errors.h"
40 #include "openflow/openflow.h"
41 #include "openflow/nicira-ext.h"
44 #include "type-props.h"
45 #include "unaligned.h"
48 static void ofp_print_queue_name(struct ds *string, uint32_t port);
49 static void ofp_print_error(struct ds *, enum ofperr);
52 /* Returns a string that represents the contents of the Ethernet frame in the
53 * 'len' bytes starting at 'data'. The caller must free the returned string.*/
55 ofp_packet_to_string(const void *data, size_t len)
57 struct ds ds = DS_EMPTY_INITIALIZER;
61 ofpbuf_use_const(&buf, data, len);
62 flow_extract(&buf, 0, 0, 0, &flow);
63 flow_format(&ds, &flow);
66 if (flow.nw_proto == IPPROTO_TCP) {
67 struct tcp_header *th = buf.l4;
68 ds_put_format(&ds, " tcp_csum:%"PRIx16,
70 } else if (flow.nw_proto == IPPROTO_UDP) {
71 struct udp_header *uh = buf.l4;
72 ds_put_format(&ds, " udp_csum:%"PRIx16,
77 ds_put_char(&ds, '\n');
83 ofp_print_packet_in(struct ds *string, const struct ofp_header *oh,
86 struct ofputil_packet_in pin;
90 error = ofputil_decode_packet_in(&pin, oh);
92 ofp_print_error(string, error);
97 ds_put_format(string, " table_id=%"PRIu8, pin.table_id);
101 ds_put_format(string, " cookie=0x%"PRIx64, ntohll(pin.cookie));
104 ds_put_format(string, " total_len=%"PRIu16" in_port=", pin.total_len);
105 ofputil_format_port(pin.fmd.in_port, string);
107 if (pin.fmd.tun_id_mask) {
108 ds_put_format(string, " tun_id=0x%"PRIx64, ntohll(pin.fmd.tun_id));
109 if (pin.fmd.tun_id_mask != htonll(UINT64_MAX)) {
110 ds_put_format(string, "/0x%"PRIx64, ntohll(pin.fmd.tun_id_mask));
114 for (i = 0; i < FLOW_N_REGS; i++) {
115 if (pin.fmd.reg_masks[i]) {
116 ds_put_format(string, " reg%d=0x%"PRIx32, i, pin.fmd.regs[i]);
117 if (pin.fmd.reg_masks[i] != UINT32_MAX) {
118 ds_put_format(string, "/0x%"PRIx32, pin.fmd.reg_masks[i]);
123 if (pin.reason == OFPR_ACTION) {
124 ds_put_cstr(string, " (via action)");
125 } else if (pin.reason != OFPR_NO_MATCH) {
126 ds_put_format(string, " (***reason %"PRIu8"***)", pin.reason);
129 ds_put_format(string, " data_len=%zu", pin.packet_len);
130 if (pin.buffer_id == UINT32_MAX) {
131 ds_put_format(string, " (unbuffered)");
132 if (pin.total_len != pin.packet_len) {
133 ds_put_format(string, " (***total_len != data_len***)");
136 ds_put_format(string, " buffer=0x%08"PRIx32, pin.buffer_id);
137 if (pin.total_len < pin.packet_len) {
138 ds_put_format(string, " (***total_len < data_len***)");
141 ds_put_char(string, '\n');
144 char *packet = ofp_packet_to_string(pin.packet, pin.packet_len);
145 ds_put_cstr(string, packet);
151 print_note(struct ds *string, const struct nx_action_note *nan)
156 ds_put_cstr(string, "note:");
157 len = ntohs(nan->len) - offsetof(struct nx_action_note, note);
158 for (i = 0; i < len; i++) {
160 ds_put_char(string, '.');
162 ds_put_format(string, "%02"PRIx8, nan->note[i]);
167 ofp_print_action(struct ds *s, const union ofp_action *a,
168 enum ofputil_action_code code)
170 const struct ofp_action_enqueue *oae;
171 const struct ofp_action_dl_addr *oada;
172 const struct nx_action_set_tunnel64 *nast64;
173 const struct nx_action_set_tunnel *nast;
174 const struct nx_action_set_queue *nasq;
175 const struct nx_action_resubmit *nar;
176 const struct nx_action_reg_move *move;
177 const struct nx_action_reg_load *load;
178 const struct nx_action_multipath *nam;
179 const struct nx_action_autopath *naa;
180 const struct nx_action_output_reg *naor;
184 case OFPUTIL_OFPAT_OUTPUT:
185 port = ntohs(a->output.port);
186 if (port < OFPP_MAX) {
187 ds_put_format(s, "output:%"PRIu16, port);
189 ofputil_format_port(port, s);
190 if (port == OFPP_CONTROLLER) {
191 if (a->output.max_len != htons(0)) {
192 ds_put_format(s, ":%"PRIu16, ntohs(a->output.max_len));
194 ds_put_cstr(s, ":all");
200 case OFPUTIL_OFPAT_ENQUEUE:
201 oae = (const struct ofp_action_enqueue *) a;
202 ds_put_format(s, "enqueue:");
203 ofputil_format_port(ntohs(oae->port), s);
204 ds_put_format(s, "q%"PRIu32, ntohl(oae->queue_id));
207 case OFPUTIL_OFPAT_SET_VLAN_VID:
208 ds_put_format(s, "mod_vlan_vid:%"PRIu16,
209 ntohs(a->vlan_vid.vlan_vid));
212 case OFPUTIL_OFPAT_SET_VLAN_PCP:
213 ds_put_format(s, "mod_vlan_pcp:%"PRIu8, a->vlan_pcp.vlan_pcp);
216 case OFPUTIL_OFPAT_STRIP_VLAN:
217 ds_put_cstr(s, "strip_vlan");
220 case OFPUTIL_OFPAT_SET_DL_SRC:
221 oada = (const struct ofp_action_dl_addr *) a;
222 ds_put_format(s, "mod_dl_src:"ETH_ADDR_FMT,
223 ETH_ADDR_ARGS(oada->dl_addr));
226 case OFPUTIL_OFPAT_SET_DL_DST:
227 oada = (const struct ofp_action_dl_addr *) a;
228 ds_put_format(s, "mod_dl_dst:"ETH_ADDR_FMT,
229 ETH_ADDR_ARGS(oada->dl_addr));
232 case OFPUTIL_OFPAT_SET_NW_SRC:
233 ds_put_format(s, "mod_nw_src:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
236 case OFPUTIL_OFPAT_SET_NW_DST:
237 ds_put_format(s, "mod_nw_dst:"IP_FMT, IP_ARGS(&a->nw_addr.nw_addr));
240 case OFPUTIL_OFPAT_SET_NW_TOS:
241 ds_put_format(s, "mod_nw_tos:%d", a->nw_tos.nw_tos);
244 case OFPUTIL_OFPAT_SET_TP_SRC:
245 ds_put_format(s, "mod_tp_src:%d", ntohs(a->tp_port.tp_port));
248 case OFPUTIL_OFPAT_SET_TP_DST:
249 ds_put_format(s, "mod_tp_dst:%d", ntohs(a->tp_port.tp_port));
252 case OFPUTIL_NXAST_RESUBMIT:
253 nar = (struct nx_action_resubmit *)a;
254 ds_put_format(s, "resubmit:");
255 ofputil_format_port(ntohs(nar->in_port), s);
258 case OFPUTIL_NXAST_RESUBMIT_TABLE:
259 nar = (struct nx_action_resubmit *)a;
260 ds_put_format(s, "resubmit(");
261 if (nar->in_port != htons(OFPP_IN_PORT)) {
262 ofputil_format_port(ntohs(nar->in_port), s);
265 if (nar->table != 255) {
266 ds_put_format(s, "%"PRIu8, nar->table);
271 case OFPUTIL_NXAST_SET_TUNNEL:
272 nast = (struct nx_action_set_tunnel *)a;
273 ds_put_format(s, "set_tunnel:%#"PRIx32, ntohl(nast->tun_id));
276 case OFPUTIL_NXAST_SET_QUEUE:
277 nasq = (struct nx_action_set_queue *)a;
278 ds_put_format(s, "set_queue:%u", ntohl(nasq->queue_id));
281 case OFPUTIL_NXAST_POP_QUEUE:
282 ds_put_cstr(s, "pop_queue");
285 case OFPUTIL_NXAST_NOTE:
286 print_note(s, (const struct nx_action_note *) a);
289 case OFPUTIL_NXAST_REG_MOVE:
290 move = (const struct nx_action_reg_move *) a;
291 nxm_format_reg_move(move, s);
294 case OFPUTIL_NXAST_REG_LOAD:
295 load = (const struct nx_action_reg_load *) a;
296 nxm_format_reg_load(load, s);
299 case OFPUTIL_NXAST_SET_TUNNEL64:
300 nast64 = (const struct nx_action_set_tunnel64 *) a;
301 ds_put_format(s, "set_tunnel64:%#"PRIx64,
302 ntohll(nast64->tun_id));
305 case OFPUTIL_NXAST_MULTIPATH:
306 nam = (const struct nx_action_multipath *) a;
307 multipath_format(nam, s);
310 case OFPUTIL_NXAST_AUTOPATH:
311 naa = (const struct nx_action_autopath *)a;
312 ds_put_format(s, "autopath(%u,", ntohl(naa->id));
313 nxm_format_field_bits(s, ntohl(naa->dst),
314 nxm_decode_ofs(naa->ofs_nbits),
315 nxm_decode_n_bits(naa->ofs_nbits));
319 case OFPUTIL_NXAST_BUNDLE:
320 case OFPUTIL_NXAST_BUNDLE_LOAD:
321 bundle_format((const struct nx_action_bundle *) a, s);
324 case OFPUTIL_NXAST_OUTPUT_REG:
325 naor = (const struct nx_action_output_reg *) a;
326 ds_put_cstr(s, "output:");
327 nxm_format_field_bits(s, ntohl(naor->src),
328 nxm_decode_ofs(naor->ofs_nbits),
329 nxm_decode_n_bits(naor->ofs_nbits));
332 case OFPUTIL_NXAST_LEARN:
333 learn_format((const struct nx_action_learn *) a, s);
336 case OFPUTIL_NXAST_EXIT:
337 ds_put_cstr(s, "exit");
346 ofp_print_actions(struct ds *string, const union ofp_action *actions,
349 const union ofp_action *a;
352 ds_put_cstr(string, "actions=");
354 ds_put_cstr(string, "drop");
357 OFPUTIL_ACTION_FOR_EACH (a, left, actions, n_actions) {
358 int code = ofputil_decode_action(a);
361 ds_put_cstr(string, ",");
363 ofp_print_action(string, a, code);
365 ofp_print_error(string, -code);
369 ds_put_format(string, " ***%zu leftover bytes following actions",
375 ofp_print_packet_out(struct ds *string, const struct ofp_packet_out *opo,
378 size_t len = ntohs(opo->header.length);
379 size_t actions_len = ntohs(opo->actions_len);
381 ds_put_cstr(string, " in_port=");
382 ofputil_format_port(ntohs(opo->in_port), string);
384 ds_put_format(string, " actions_len=%zu ", actions_len);
385 if (actions_len > (ntohs(opo->header.length) - sizeof *opo)) {
386 ds_put_format(string, "***packet too short for action length***\n");
389 if (actions_len % sizeof(union ofp_action)) {
390 ds_put_format(string, "***action length not a multiple of %zu***\n",
391 sizeof(union ofp_action));
393 ofp_print_actions(string, (const union ofp_action *) opo->actions,
394 actions_len / sizeof(union ofp_action));
396 if (ntohl(opo->buffer_id) == UINT32_MAX) {
397 int data_len = len - sizeof *opo - actions_len;
398 ds_put_format(string, " data_len=%d", data_len);
399 if (verbosity > 0 && len > sizeof *opo) {
400 char *packet = ofp_packet_to_string(
401 (uint8_t *) opo->actions + actions_len, data_len);
402 ds_put_char(string, '\n');
403 ds_put_cstr(string, packet);
407 ds_put_format(string, " buffer=0x%08"PRIx32, ntohl(opo->buffer_id));
409 ds_put_char(string, '\n');
412 /* qsort comparison function. */
414 compare_ports(const void *a_, const void *b_)
416 const struct ofp_phy_port *a = a_;
417 const struct ofp_phy_port *b = b_;
418 uint16_t ap = ntohs(a->port_no);
419 uint16_t bp = ntohs(b->port_no);
421 return ap < bp ? -1 : ap > bp;
430 ofp_print_bit_names(struct ds *string, uint32_t bits,
431 const struct bit_name bit_names[])
436 ds_put_cstr(string, "0");
440 for (; bits && bit_names->name; bit_names++) {
441 if (bits & bit_names->bit) {
443 ds_put_char(string, ' ');
445 ds_put_cstr(string, bit_names->name);
446 bits &= ~bit_names->bit;
452 ds_put_char(string, ' ');
454 ds_put_format(string, "0x%"PRIx32, bits);
459 ofp_print_port_features(struct ds *string, uint32_t features)
461 static const struct bit_name feature_bits[] = {
462 { OFPPF_10MB_HD, "10MB-HD" },
463 { OFPPF_10MB_FD, "10MB-FD" },
464 { OFPPF_100MB_HD, "100MB-HD" },
465 { OFPPF_100MB_FD, "100MB-FD" },
466 { OFPPF_1GB_HD, "1GB-HD" },
467 { OFPPF_1GB_FD, "1GB-FD" },
468 { OFPPF_10GB_FD, "10GB-FD" },
469 { OFPPF_COPPER, "COPPER" },
470 { OFPPF_FIBER, "FIBER" },
471 { OFPPF_AUTONEG, "AUTO_NEG" },
472 { OFPPF_PAUSE, "AUTO_PAUSE" },
473 { OFPPF_PAUSE_ASYM, "AUTO_PAUSE_ASYM" },
477 ofp_print_bit_names(string, features, feature_bits);
478 ds_put_char(string, '\n');
482 ofp_print_port_config(struct ds *string, uint32_t config)
484 static const struct bit_name config_bits[] = {
485 { OFPPC_PORT_DOWN, "PORT_DOWN" },
486 { OFPPC_NO_STP, "NO_STP" },
487 { OFPPC_NO_RECV, "NO_RECV" },
488 { OFPPC_NO_RECV_STP, "NO_RECV_STP" },
489 { OFPPC_NO_FLOOD, "NO_FLOOD" },
490 { OFPPC_NO_FWD, "NO_FWD" },
491 { OFPPC_NO_PACKET_IN, "NO_PACKET_IN" },
495 ofp_print_bit_names(string, config, config_bits);
496 ds_put_char(string, '\n');
500 ofp_print_port_state(struct ds *string, uint32_t state)
502 static const struct bit_name state_bits[] = {
503 { OFPPS_LINK_DOWN, "LINK_DOWN" },
508 /* The STP state is a 2-bit field so it doesn't fit in with the bitmask
509 * pattern. We have to special case it.
511 * OVS doesn't support STP, so this field will always be 0 if we are
512 * talking to OVS, so we'd always print STP_LISTEN in that case.
513 * Therefore, we don't print anything at all if the value is STP_LISTEN, to
514 * avoid confusing users. */
515 stp_state = state & OFPPS_STP_MASK;
517 ds_put_cstr(string, (stp_state == OFPPS_STP_LEARN ? "STP_LEARN"
518 : stp_state == OFPPS_STP_FORWARD ? "STP_FORWARD"
520 state &= ~OFPPS_STP_MASK;
522 ofp_print_bit_names(string, state, state_bits);
525 ofp_print_bit_names(string, state, state_bits);
527 ds_put_char(string, '\n');
531 ofp_print_phy_port(struct ds *string, const struct ofp_phy_port *port)
533 char name[OFP_MAX_PORT_NAME_LEN];
536 memcpy(name, port->name, sizeof name);
537 for (j = 0; j < sizeof name - 1; j++) {
538 if (!isprint((unsigned char) name[j])) {
544 ds_put_char(string, ' ');
545 ofputil_format_port(ntohs(port->port_no), string);
546 ds_put_format(string, "(%s): addr:"ETH_ADDR_FMT"\n",
547 name, ETH_ADDR_ARGS(port->hw_addr));
549 ds_put_cstr(string, " config: ");
550 ofp_print_port_config(string, ntohl(port->config));
552 ds_put_cstr(string, " state: ");
553 ofp_print_port_state(string, ntohl(port->state));
556 ds_put_format(string, " current: ");
557 ofp_print_port_features(string, ntohl(port->curr));
559 if (port->advertised) {
560 ds_put_format(string, " advertised: ");
561 ofp_print_port_features(string, ntohl(port->advertised));
563 if (port->supported) {
564 ds_put_format(string, " supported: ");
565 ofp_print_port_features(string, ntohl(port->supported));
568 ds_put_format(string, " peer: ");
569 ofp_print_port_features(string, ntohl(port->peer));
574 ofp_print_switch_features(struct ds *string,
575 const struct ofp_switch_features *osf)
577 size_t len = ntohs(osf->header.length);
578 struct ofp_phy_port *port_list;
582 ds_put_format(string, " ver:0x%x, dpid:%016"PRIx64"\n",
583 osf->header.version, ntohll(osf->datapath_id));
584 ds_put_format(string, "n_tables:%d, n_buffers:%d\n", osf->n_tables,
585 ntohl(osf->n_buffers));
586 ds_put_format(string, "features: capabilities:%#x, actions:%#x\n",
587 ntohl(osf->capabilities), ntohl(osf->actions));
589 n_ports = (len - sizeof *osf) / sizeof *osf->ports;
591 port_list = xmemdup(osf->ports, len - sizeof *osf);
592 qsort(port_list, n_ports, sizeof *port_list, compare_ports);
593 for (i = 0; i < n_ports; i++) {
594 ofp_print_phy_port(string, &port_list[i]);
600 ofp_print_switch_config(struct ds *string, const struct ofp_switch_config *osc)
604 flags = ntohs(osc->flags);
606 ds_put_format(string, " frags=%s", ofputil_frag_handling_to_string(flags));
607 flags &= ~OFPC_FRAG_MASK;
610 ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***", flags);
613 ds_put_format(string, " miss_send_len=%"PRIu16"\n", ntohs(osc->miss_send_len));
616 static void print_wild(struct ds *string, const char *leader, int is_wild,
617 int verbosity, const char *format, ...)
618 __attribute__((format(printf, 5, 6)));
620 static void print_wild(struct ds *string, const char *leader, int is_wild,
621 int verbosity, const char *format, ...)
623 if (is_wild && verbosity < 2) {
626 ds_put_cstr(string, leader);
630 va_start(args, format);
631 ds_put_format_valist(string, format, args);
634 ds_put_char(string, '*');
636 ds_put_char(string, ',');
640 print_ip_netmask(struct ds *string, const char *leader, ovs_be32 ip,
641 uint32_t wild_bits, int verbosity)
643 if (wild_bits >= 32 && verbosity < 2) {
646 ds_put_cstr(string, leader);
647 if (wild_bits < 32) {
648 ds_put_format(string, IP_FMT, IP_ARGS(&ip));
650 ds_put_format(string, "/%d", 32 - wild_bits);
653 ds_put_char(string, '*');
655 ds_put_char(string, ',');
659 ofp_print_match(struct ds *f, const struct ofp_match *om, int verbosity)
661 char *s = ofp_match_to_string(om, verbosity);
667 ofp_match_to_string(const struct ofp_match *om, int verbosity)
669 struct ds f = DS_EMPTY_INITIALIZER;
670 uint32_t w = ntohl(om->wildcards);
671 bool skip_type = false;
672 bool skip_proto = false;
674 if (!(w & OFPFW_DL_TYPE)) {
676 if (om->dl_type == htons(ETH_TYPE_IP)) {
677 if (!(w & OFPFW_NW_PROTO)) {
679 if (om->nw_proto == IPPROTO_ICMP) {
680 ds_put_cstr(&f, "icmp,");
681 } else if (om->nw_proto == IPPROTO_TCP) {
682 ds_put_cstr(&f, "tcp,");
683 } else if (om->nw_proto == IPPROTO_UDP) {
684 ds_put_cstr(&f, "udp,");
686 ds_put_cstr(&f, "ip,");
690 ds_put_cstr(&f, "ip,");
692 } else if (om->dl_type == htons(ETH_TYPE_ARP)) {
693 ds_put_cstr(&f, "arp,");
698 print_wild(&f, "in_port=", w & OFPFW_IN_PORT, verbosity,
699 "%d", ntohs(om->in_port));
700 print_wild(&f, "dl_vlan=", w & OFPFW_DL_VLAN, verbosity,
701 "%d", ntohs(om->dl_vlan));
702 print_wild(&f, "dl_vlan_pcp=", w & OFPFW_DL_VLAN_PCP, verbosity,
703 "%d", om->dl_vlan_pcp);
704 print_wild(&f, "dl_src=", w & OFPFW_DL_SRC, verbosity,
705 ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_src));
706 print_wild(&f, "dl_dst=", w & OFPFW_DL_DST, verbosity,
707 ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_dst));
709 print_wild(&f, "dl_type=", w & OFPFW_DL_TYPE, verbosity,
710 "0x%04x", ntohs(om->dl_type));
712 print_ip_netmask(&f, "nw_src=", om->nw_src,
713 (w & OFPFW_NW_SRC_MASK) >> OFPFW_NW_SRC_SHIFT, verbosity);
714 print_ip_netmask(&f, "nw_dst=", om->nw_dst,
715 (w & OFPFW_NW_DST_MASK) >> OFPFW_NW_DST_SHIFT, verbosity);
717 if (om->dl_type == htons(ETH_TYPE_ARP)) {
718 print_wild(&f, "arp_op=", w & OFPFW_NW_PROTO, verbosity,
721 print_wild(&f, "nw_proto=", w & OFPFW_NW_PROTO, verbosity,
725 print_wild(&f, "nw_tos=", w & OFPFW_NW_TOS, verbosity,
727 if (om->nw_proto == IPPROTO_ICMP) {
728 print_wild(&f, "icmp_type=", w & OFPFW_ICMP_TYPE, verbosity,
729 "%d", ntohs(om->tp_src));
730 print_wild(&f, "icmp_code=", w & OFPFW_ICMP_CODE, verbosity,
731 "%d", ntohs(om->tp_dst));
733 print_wild(&f, "tp_src=", w & OFPFW_TP_SRC, verbosity,
734 "%d", ntohs(om->tp_src));
735 print_wild(&f, "tp_dst=", w & OFPFW_TP_DST, verbosity,
736 "%d", ntohs(om->tp_dst));
738 if (ds_last(&f) == ',') {
745 ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh,
746 enum ofputil_msg_code code, int verbosity)
748 struct ofputil_flow_mod fm;
752 error = ofputil_decode_flow_mod(&fm, oh, true);
754 ofp_print_error(s, error);
759 switch (fm.command) {
761 ds_put_cstr(s, "ADD");
764 ds_put_cstr(s, "MOD");
766 case OFPFC_MODIFY_STRICT:
767 ds_put_cstr(s, "MOD_STRICT");
770 ds_put_cstr(s, "DEL");
772 case OFPFC_DELETE_STRICT:
773 ds_put_cstr(s, "DEL_STRICT");
776 ds_put_format(s, "cmd:%d", fm.command);
778 if (fm.table_id != 0) {
779 ds_put_format(s, " table:%d", fm.table_id);
783 if (verbosity >= 3 && code == OFPUTIL_OFPT_FLOW_MOD) {
784 const struct ofp_flow_mod *ofm = (const struct ofp_flow_mod *) oh;
785 ofp_print_match(s, &ofm->match, verbosity);
787 /* ofp_print_match() doesn't print priority. */
788 need_priority = true;
789 } else if (verbosity >= 3 && code == OFPUTIL_NXT_FLOW_MOD) {
790 const struct nx_flow_mod *nfm = (const struct nx_flow_mod *) oh;
791 const void *nxm = nfm + 1;
794 nxm_s = nx_match_to_string(nxm, ntohs(nfm->match_len));
795 ds_put_cstr(s, nxm_s);
798 /* nx_match_to_string() doesn't print priority. */
799 need_priority = true;
801 cls_rule_format(&fm.cr, s);
803 /* cls_rule_format() does print priority. */
804 need_priority = false;
807 if (ds_last(s) != ' ') {
810 if (fm.cookie != htonll(0)) {
811 ds_put_format(s, "cookie:0x%"PRIx64" ", ntohll(fm.cookie));
813 if (fm.idle_timeout != OFP_FLOW_PERMANENT) {
814 ds_put_format(s, "idle:%"PRIu16" ", fm.idle_timeout);
816 if (fm.hard_timeout != OFP_FLOW_PERMANENT) {
817 ds_put_format(s, "hard:%"PRIu16" ", fm.hard_timeout);
819 if (fm.cr.priority != OFP_DEFAULT_PRIORITY && need_priority) {
820 ds_put_format(s, "pri:%"PRIu16" ", fm.cr.priority);
822 if (fm.buffer_id != UINT32_MAX) {
823 ds_put_format(s, "buf:0x%"PRIx32" ", fm.buffer_id);
826 ds_put_format(s, "flags:0x%"PRIx16" ", fm.flags);
829 ofp_print_actions(s, fm.actions, fm.n_actions);
833 ofp_print_duration(struct ds *string, unsigned int sec, unsigned int nsec)
835 ds_put_format(string, "%u", sec);
837 ds_put_format(string, ".%09u", nsec);
838 while (string->string[string->length - 1] == '0') {
842 ds_put_char(string, 's');
846 ofp_print_flow_removed(struct ds *string, const struct ofp_header *oh)
848 struct ofputil_flow_removed fr;
851 error = ofputil_decode_flow_removed(&fr, oh);
853 ofp_print_error(string, error);
857 ds_put_char(string, ' ');
858 cls_rule_format(&fr.rule, string);
860 ds_put_cstr(string, " reason=");
862 case OFPRR_IDLE_TIMEOUT:
863 ds_put_cstr(string, "idle");
865 case OFPRR_HARD_TIMEOUT:
866 ds_put_cstr(string, "hard");
869 ds_put_cstr(string, "delete");
872 ds_put_format(string, "**%"PRIu8"**", fr.reason);
876 if (fr.cookie != htonll(0)) {
877 ds_put_format(string, " cookie:0x%"PRIx64, ntohll(fr.cookie));
879 ds_put_cstr(string, " duration");
880 ofp_print_duration(string, fr.duration_sec, fr.duration_nsec);
881 ds_put_format(string, " idle%"PRIu16" pkts%"PRIu64" bytes%"PRIu64"\n",
882 fr.idle_timeout, fr.packet_count, fr.byte_count);
886 ofp_print_port_mod(struct ds *string, const struct ofp_port_mod *opm)
888 ds_put_format(string, "port: %d: addr:"ETH_ADDR_FMT", config: %#x, mask:%#x\n",
889 ntohs(opm->port_no), ETH_ADDR_ARGS(opm->hw_addr),
890 ntohl(opm->config), ntohl(opm->mask));
891 ds_put_format(string, " advertise: ");
892 if (opm->advertise) {
893 ofp_print_port_features(string, ntohl(opm->advertise));
895 ds_put_format(string, "UNCHANGED\n");
900 ofp_print_error(struct ds *string, enum ofperr error)
902 if (string->length) {
903 ds_put_char(string, ' ');
905 ds_put_format(string, "***decode error: %s***\n", ofperr_get_name(error));
909 ofp_print_error_msg(struct ds *string, const struct ofp_error_msg *oem)
911 size_t len = ntohs(oem->header.length);
912 size_t payload_ofs, payload_len;
917 error = ofperr_decode_msg(&oem->header, &payload_ofs);
919 ds_put_cstr(string, "***decode error***");
920 ds_put_hex_dump(string, oem->data, len - sizeof *oem, 0, true);
924 ds_put_format(string, " %s\n", ofperr_get_name(error));
926 payload = (const uint8_t *) oem + payload_ofs;
927 payload_len = len - payload_ofs;
928 if (error == OFPERR_OFPHFC_INCOMPATIBLE || error == OFPERR_OFPHFC_EPERM) {
929 ds_put_printable(string, payload, payload_len);
931 s = ofp_to_string(payload, payload_len, 1);
932 ds_put_cstr(string, s);
938 ofp_print_port_status(struct ds *string, const struct ofp_port_status *ops)
940 if (ops->reason == OFPPR_ADD) {
941 ds_put_format(string, " ADD:");
942 } else if (ops->reason == OFPPR_DELETE) {
943 ds_put_format(string, " DEL:");
944 } else if (ops->reason == OFPPR_MODIFY) {
945 ds_put_format(string, " MOD:");
948 ofp_print_phy_port(string, &ops->desc);
952 ofp_print_ofpst_desc_reply(struct ds *string, const struct ofp_desc_stats *ods)
954 ds_put_char(string, '\n');
955 ds_put_format(string, "Manufacturer: %.*s\n",
956 (int) sizeof ods->mfr_desc, ods->mfr_desc);
957 ds_put_format(string, "Hardware: %.*s\n",
958 (int) sizeof ods->hw_desc, ods->hw_desc);
959 ds_put_format(string, "Software: %.*s\n",
960 (int) sizeof ods->sw_desc, ods->sw_desc);
961 ds_put_format(string, "Serial Num: %.*s\n",
962 (int) sizeof ods->serial_num, ods->serial_num);
963 ds_put_format(string, "DP Description: %.*s\n",
964 (int) sizeof ods->dp_desc, ods->dp_desc);
968 ofp_print_flow_stats_request(struct ds *string,
969 const struct ofp_stats_msg *osm)
971 struct ofputil_flow_stats_request fsr;
974 error = ofputil_decode_flow_stats_request(&fsr, &osm->header);
976 ofp_print_error(string, error);
980 if (fsr.table_id != 0xff) {
981 ds_put_format(string, " table=%"PRIu8, fsr.table_id);
984 if (fsr.out_port != OFPP_NONE) {
985 ds_put_cstr(string, " out_port=");
986 ofputil_format_port(fsr.out_port, string);
989 /* A flow stats request doesn't include a priority, but cls_rule_format()
990 * will print one unless it is OFP_DEFAULT_PRIORITY. */
991 fsr.match.priority = OFP_DEFAULT_PRIORITY;
993 ds_put_char(string, ' ');
994 cls_rule_format(&fsr.match, string);
998 ofp_print_flow_stats_reply(struct ds *string, const struct ofp_header *oh)
1002 ofpbuf_use_const(&b, oh, ntohs(oh->length));
1004 struct ofputil_flow_stats fs;
1007 retval = ofputil_decode_flow_stats_reply(&fs, &b);
1009 if (retval != EOF) {
1010 ds_put_cstr(string, " ***parse error***");
1015 ds_put_char(string, '\n');
1017 ds_put_format(string, " cookie=0x%"PRIx64", duration=",
1019 ofp_print_duration(string, fs.duration_sec, fs.duration_nsec);
1020 ds_put_format(string, ", table=%"PRIu8", ", fs.table_id);
1021 ds_put_format(string, "n_packets=%"PRIu64", ", fs.packet_count);
1022 ds_put_format(string, "n_bytes=%"PRIu64", ", fs.byte_count);
1023 if (fs.idle_timeout != OFP_FLOW_PERMANENT) {
1024 ds_put_format(string, "idle_timeout=%"PRIu16",", fs.idle_timeout);
1026 if (fs.hard_timeout != OFP_FLOW_PERMANENT) {
1027 ds_put_format(string, "hard_timeout=%"PRIu16",", fs.hard_timeout);
1030 cls_rule_format(&fs.rule, string);
1031 if (string->string[string->length - 1] != ' ') {
1032 ds_put_char(string, ' ');
1034 ofp_print_actions(string, fs.actions, fs.n_actions);
1039 ofp_print_ofpst_aggregate_reply(struct ds *string,
1040 const struct ofp_aggregate_stats_reply *asr)
1042 ds_put_format(string, " packet_count=%"PRIu64,
1043 ntohll(get_32aligned_be64(&asr->packet_count)));
1044 ds_put_format(string, " byte_count=%"PRIu64,
1045 ntohll(get_32aligned_be64(&asr->byte_count)));
1046 ds_put_format(string, " flow_count=%"PRIu32, ntohl(asr->flow_count));
1050 ofp_print_nxst_aggregate_reply(struct ds *string,
1051 const struct nx_aggregate_stats_reply *nasr)
1053 ds_put_format(string, " packet_count=%"PRIu64, ntohll(nasr->packet_count));
1054 ds_put_format(string, " byte_count=%"PRIu64, ntohll(nasr->byte_count));
1055 ds_put_format(string, " flow_count=%"PRIu32, ntohl(nasr->flow_count));
1058 static void print_port_stat(struct ds *string, const char *leader,
1059 const ovs_32aligned_be64 *statp, int more)
1061 uint64_t stat = ntohll(get_32aligned_be64(statp));
1063 ds_put_cstr(string, leader);
1064 if (stat != UINT64_MAX) {
1065 ds_put_format(string, "%"PRIu64, stat);
1067 ds_put_char(string, '?');
1070 ds_put_cstr(string, ", ");
1072 ds_put_cstr(string, "\n");
1077 ofp_print_ofpst_port_request(struct ds *string,
1078 const struct ofp_port_stats_request *psr)
1080 ds_put_format(string, " port_no=%"PRIu16, ntohs(psr->port_no));
1084 ofp_print_ofpst_port_reply(struct ds *string, const struct ofp_header *oh,
1087 const struct ofp_port_stats *ps = ofputil_stats_body(oh);
1088 size_t n = ofputil_stats_body_len(oh) / sizeof *ps;
1089 ds_put_format(string, " %zu ports\n", n);
1090 if (verbosity < 1) {
1095 ds_put_format(string, " port %2"PRIu16": ", ntohs(ps->port_no));
1097 ds_put_cstr(string, "rx ");
1098 print_port_stat(string, "pkts=", &ps->rx_packets, 1);
1099 print_port_stat(string, "bytes=", &ps->rx_bytes, 1);
1100 print_port_stat(string, "drop=", &ps->rx_dropped, 1);
1101 print_port_stat(string, "errs=", &ps->rx_errors, 1);
1102 print_port_stat(string, "frame=", &ps->rx_frame_err, 1);
1103 print_port_stat(string, "over=", &ps->rx_over_err, 1);
1104 print_port_stat(string, "crc=", &ps->rx_crc_err, 0);
1106 ds_put_cstr(string, " tx ");
1107 print_port_stat(string, "pkts=", &ps->tx_packets, 1);
1108 print_port_stat(string, "bytes=", &ps->tx_bytes, 1);
1109 print_port_stat(string, "drop=", &ps->tx_dropped, 1);
1110 print_port_stat(string, "errs=", &ps->tx_errors, 1);
1111 print_port_stat(string, "coll=", &ps->collisions, 0);
1116 ofp_print_ofpst_table_reply(struct ds *string, const struct ofp_header *oh,
1119 const struct ofp_table_stats *ts = ofputil_stats_body(oh);
1120 size_t n = ofputil_stats_body_len(oh) / sizeof *ts;
1121 ds_put_format(string, " %zu tables\n", n);
1122 if (verbosity < 1) {
1127 char name[OFP_MAX_TABLE_NAME_LEN + 1];
1128 ovs_strlcpy(name, ts->name, sizeof name);
1130 ds_put_format(string, " %d: %-8s: ", ts->table_id, name);
1131 ds_put_format(string, "wild=0x%05"PRIx32", ", ntohl(ts->wildcards));
1132 ds_put_format(string, "max=%6"PRIu32", ", ntohl(ts->max_entries));
1133 ds_put_format(string, "active=%"PRIu32"\n", ntohl(ts->active_count));
1134 ds_put_cstr(string, " ");
1135 ds_put_format(string, "lookup=%"PRIu64", ",
1136 ntohll(get_32aligned_be64(&ts->lookup_count)));
1137 ds_put_format(string, "matched=%"PRIu64"\n",
1138 ntohll(get_32aligned_be64(&ts->matched_count)));
1143 ofp_print_queue_name(struct ds *string, uint32_t queue_id)
1145 if (queue_id == OFPQ_ALL) {
1146 ds_put_cstr(string, "ALL");
1148 ds_put_format(string, "%"PRIu32, queue_id);
1153 ofp_print_ofpst_queue_request(struct ds *string,
1154 const struct ofp_queue_stats_request *qsr)
1156 ds_put_cstr(string, "port=");
1157 ofputil_format_port(ntohs(qsr->port_no), string);
1159 ds_put_cstr(string, " queue=");
1160 ofp_print_queue_name(string, ntohl(qsr->queue_id));
1164 ofp_print_ofpst_queue_reply(struct ds *string, const struct ofp_header *oh,
1167 const struct ofp_queue_stats *qs = ofputil_stats_body(oh);
1168 size_t n = ofputil_stats_body_len(oh) / sizeof *qs;
1169 ds_put_format(string, " %zu queues\n", n);
1170 if (verbosity < 1) {
1175 ds_put_cstr(string, " port ");
1176 ofputil_format_port(ntohs(qs->port_no), string);
1177 ds_put_cstr(string, " queue ");
1178 ofp_print_queue_name(string, ntohl(qs->queue_id));
1179 ds_put_cstr(string, ": ");
1181 print_port_stat(string, "bytes=", &qs->tx_bytes, 1);
1182 print_port_stat(string, "pkts=", &qs->tx_packets, 1);
1183 print_port_stat(string, "errors=", &qs->tx_errors, 0);
1188 ofp_print_stats_request(struct ds *string, const struct ofp_header *oh)
1190 const struct ofp_stats_msg *srq = (const struct ofp_stats_msg *) oh;
1193 ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***",
1199 ofp_print_stats_reply(struct ds *string, const struct ofp_header *oh)
1201 const struct ofp_stats_msg *srp = (const struct ofp_stats_msg *) oh;
1204 uint16_t flags = ntohs(srp->flags);
1206 ds_put_cstr(string, " flags=");
1207 if (flags & OFPSF_REPLY_MORE) {
1208 ds_put_cstr(string, "[more]");
1209 flags &= ~OFPSF_REPLY_MORE;
1212 ds_put_format(string, "[***unknown flags 0x%04"PRIx16"***]",
1219 ofp_print_echo(struct ds *string, const struct ofp_header *oh, int verbosity)
1221 size_t len = ntohs(oh->length);
1223 ds_put_format(string, " %zu bytes of payload\n", len - sizeof *oh);
1224 if (verbosity > 1) {
1225 ds_put_hex_dump(string, oh + 1, len - sizeof *oh, 0, true);
1230 ofp_print_nxt_role_message(struct ds *string,
1231 const struct nx_role_request *nrr)
1233 unsigned int role = ntohl(nrr->role);
1235 ds_put_cstr(string, " role=");
1236 if (role == NX_ROLE_OTHER) {
1237 ds_put_cstr(string, "other");
1238 } else if (role == NX_ROLE_MASTER) {
1239 ds_put_cstr(string, "master");
1240 } else if (role == NX_ROLE_SLAVE) {
1241 ds_put_cstr(string, "slave");
1243 ds_put_format(string, "%u", role);
1248 ofp_print_nxt_flow_mod_table_id(struct ds *string,
1249 const struct nx_flow_mod_table_id *nfmti)
1251 ds_put_format(string, " %s", nfmti->set ? "enable" : "disable");
1255 ofp_print_nxt_set_flow_format(struct ds *string,
1256 const struct nx_set_flow_format *nsff)
1258 uint32_t format = ntohl(nsff->format);
1260 ds_put_cstr(string, " format=");
1261 if (ofputil_flow_format_is_valid(format)) {
1262 ds_put_cstr(string, ofputil_flow_format_to_string(format));
1264 ds_put_format(string, "%"PRIu32, format);
1269 ofp_print_nxt_set_packet_in_format(struct ds *string,
1270 const struct nx_set_packet_in_format *nspf)
1272 uint32_t format = ntohl(nspf->format);
1274 ds_put_cstr(string, " format=");
1275 if (ofputil_packet_in_format_is_valid(format)) {
1276 ds_put_cstr(string, ofputil_packet_in_format_to_string(format));
1278 ds_put_format(string, "%"PRIu32, format);
1283 ofp_to_string__(const struct ofp_header *oh,
1284 const struct ofputil_msg_type *type, struct ds *string,
1287 enum ofputil_msg_code code;
1288 const void *msg = oh;
1290 ds_put_format(string, "%s (xid=0x%"PRIx32"):",
1291 ofputil_msg_type_name(type), ntohl(oh->xid));
1293 code = ofputil_msg_type_code(type);
1295 case OFPUTIL_MSG_INVALID:
1298 case OFPUTIL_OFPT_HELLO:
1299 ds_put_char(string, '\n');
1300 ds_put_hex_dump(string, oh + 1, ntohs(oh->length) - sizeof *oh,
1304 case OFPUTIL_OFPT_ERROR:
1305 ofp_print_error_msg(string, msg);
1308 case OFPUTIL_OFPT_ECHO_REQUEST:
1309 case OFPUTIL_OFPT_ECHO_REPLY:
1310 ofp_print_echo(string, oh, verbosity);
1313 case OFPUTIL_OFPT_FEATURES_REQUEST:
1316 case OFPUTIL_OFPT_FEATURES_REPLY:
1317 ofp_print_switch_features(string, msg);
1320 case OFPUTIL_OFPT_GET_CONFIG_REQUEST:
1323 case OFPUTIL_OFPT_GET_CONFIG_REPLY:
1324 case OFPUTIL_OFPT_SET_CONFIG:
1325 ofp_print_switch_config(string, msg);
1328 case OFPUTIL_OFPT_PACKET_IN:
1329 case OFPUTIL_NXT_PACKET_IN:
1330 ofp_print_packet_in(string, msg, verbosity);
1333 case OFPUTIL_OFPT_FLOW_REMOVED:
1334 case OFPUTIL_NXT_FLOW_REMOVED:
1335 ofp_print_flow_removed(string, msg);
1338 case OFPUTIL_OFPT_PORT_STATUS:
1339 ofp_print_port_status(string, msg);
1342 case OFPUTIL_OFPT_PACKET_OUT:
1343 ofp_print_packet_out(string, msg, verbosity);
1346 case OFPUTIL_OFPT_FLOW_MOD:
1347 ofp_print_flow_mod(string, msg, code, verbosity);
1350 case OFPUTIL_OFPT_PORT_MOD:
1351 ofp_print_port_mod(string, msg);
1354 case OFPUTIL_OFPT_BARRIER_REQUEST:
1355 case OFPUTIL_OFPT_BARRIER_REPLY:
1358 case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REQUEST:
1359 case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REPLY:
1363 case OFPUTIL_OFPST_DESC_REQUEST:
1364 ofp_print_stats_request(string, oh);
1367 case OFPUTIL_OFPST_FLOW_REQUEST:
1368 case OFPUTIL_NXST_FLOW_REQUEST:
1369 case OFPUTIL_OFPST_AGGREGATE_REQUEST:
1370 case OFPUTIL_NXST_AGGREGATE_REQUEST:
1371 ofp_print_stats_request(string, oh);
1372 ofp_print_flow_stats_request(string, msg);
1375 case OFPUTIL_OFPST_TABLE_REQUEST:
1376 ofp_print_stats_request(string, oh);
1379 case OFPUTIL_OFPST_PORT_REQUEST:
1380 ofp_print_stats_request(string, oh);
1381 ofp_print_ofpst_port_request(string, msg);
1384 case OFPUTIL_OFPST_QUEUE_REQUEST:
1385 ofp_print_stats_request(string, oh);
1386 ofp_print_ofpst_queue_request(string, msg);
1389 case OFPUTIL_OFPST_DESC_REPLY:
1390 ofp_print_stats_reply(string, oh);
1391 ofp_print_ofpst_desc_reply(string, msg);
1394 case OFPUTIL_OFPST_FLOW_REPLY:
1395 case OFPUTIL_NXST_FLOW_REPLY:
1396 ofp_print_stats_reply(string, oh);
1397 ofp_print_flow_stats_reply(string, oh);
1400 case OFPUTIL_OFPST_QUEUE_REPLY:
1401 ofp_print_stats_reply(string, oh);
1402 ofp_print_ofpst_queue_reply(string, oh, verbosity);
1405 case OFPUTIL_OFPST_PORT_REPLY:
1406 ofp_print_stats_reply(string, oh);
1407 ofp_print_ofpst_port_reply(string, oh, verbosity);
1410 case OFPUTIL_OFPST_TABLE_REPLY:
1411 ofp_print_stats_reply(string, oh);
1412 ofp_print_ofpst_table_reply(string, oh, verbosity);
1415 case OFPUTIL_OFPST_AGGREGATE_REPLY:
1416 ofp_print_stats_reply(string, oh);
1417 ofp_print_ofpst_aggregate_reply(string, msg);
1420 case OFPUTIL_NXT_ROLE_REQUEST:
1421 case OFPUTIL_NXT_ROLE_REPLY:
1422 ofp_print_nxt_role_message(string, msg);
1425 case OFPUTIL_NXT_FLOW_MOD_TABLE_ID:
1426 ofp_print_nxt_flow_mod_table_id(string, msg);
1429 case OFPUTIL_NXT_SET_FLOW_FORMAT:
1430 ofp_print_nxt_set_flow_format(string, msg);
1433 case OFPUTIL_NXT_SET_PACKET_IN_FORMAT:
1434 ofp_print_nxt_set_packet_in_format(string, msg);
1437 case OFPUTIL_NXT_FLOW_MOD:
1438 ofp_print_flow_mod(string, msg, code, verbosity);
1441 case OFPUTIL_NXST_AGGREGATE_REPLY:
1442 ofp_print_stats_reply(string, oh);
1443 ofp_print_nxst_aggregate_reply(string, msg);
1448 /* Composes and returns a string representing the OpenFlow packet of 'len'
1449 * bytes at 'oh' at the given 'verbosity' level. 0 is a minimal amount of
1450 * verbosity and higher numbers increase verbosity. The caller is responsible
1451 * for freeing the string. */
1453 ofp_to_string(const void *oh_, size_t len, int verbosity)
1455 struct ds string = DS_EMPTY_INITIALIZER;
1456 const struct ofp_header *oh = oh_;
1459 ds_put_cstr(&string, "OpenFlow message is empty\n");
1460 } else if (len < sizeof(struct ofp_header)) {
1461 ds_put_format(&string, "OpenFlow packet too short (only %zu bytes):\n",
1463 } else if (ntohs(oh->length) > len) {
1464 ds_put_format(&string,
1465 "(***truncated to %zu bytes from %"PRIu16"***)\n",
1466 len, ntohs(oh->length));
1467 } else if (ntohs(oh->length) < len) {
1468 ds_put_format(&string,
1469 "(***only uses %"PRIu16" bytes out of %zu***)\n",
1470 ntohs(oh->length), len);
1472 const struct ofputil_msg_type *type;
1475 error = ofputil_decode_msg_type(oh, &type);
1477 ofp_to_string__(oh, type, &string, verbosity);
1478 if (verbosity >= 5) {
1479 if (ds_last(&string) != '\n') {
1480 ds_put_char(&string, '\n');
1482 ds_put_hex_dump(&string, oh, len, 0, true);
1484 if (ds_last(&string) != '\n') {
1485 ds_put_char(&string, '\n');
1487 return ds_steal_cstr(&string);
1490 ofp_print_error(&string, error);
1492 ds_put_hex_dump(&string, oh, len, 0, true);
1493 return ds_steal_cstr(&string);
1496 /* Returns the name for the specified OpenFlow message type as a string,
1497 * e.g. "OFPT_FEATURES_REPLY". If no name is known, the string returned is a
1498 * hex number, e.g. "0x55".
1500 * The caller must free the returned string when it is no longer needed. */
1502 ofp_message_type_to_string(uint8_t type)
1513 case OFPT_ECHO_REQUEST:
1514 name = "ECHO_REQUEST";
1516 case OFPT_ECHO_REPLY:
1517 name = "ECHO_REPLY";
1522 case OFPT_FEATURES_REQUEST:
1523 name = "FEATURES_REQUEST";
1525 case OFPT_FEATURES_REPLY:
1526 name = "FEATURES_REPLY";
1528 case OFPT_GET_CONFIG_REQUEST:
1529 name = "GET_CONFIG_REQUEST";
1531 case OFPT_GET_CONFIG_REPLY:
1532 name = "GET_CONFIG_REPLY";
1534 case OFPT_SET_CONFIG:
1535 name = "SET_CONFIG";
1537 case OFPT_PACKET_IN:
1540 case OFPT_FLOW_REMOVED:
1541 name = "FLOW_REMOVED";
1543 case OFPT_PORT_STATUS:
1544 name = "PORT_STATUS";
1546 case OFPT_PACKET_OUT:
1547 name = "PACKET_OUT";
1555 case OFPT_STATS_REQUEST:
1556 name = "STATS_REQUEST";
1558 case OFPT_STATS_REPLY:
1559 name = "STATS_REPLY";
1561 case OFPT_BARRIER_REQUEST:
1562 name = "BARRIER_REQUEST";
1564 case OFPT_BARRIER_REPLY:
1565 name = "BARRIER_REPLY";
1567 case OFPT_QUEUE_GET_CONFIG_REQUEST:
1568 name = "QUEUE_GET_CONFIG_REQUEST";
1570 case OFPT_QUEUE_GET_CONFIG_REPLY:
1571 name = "QUEUE_GET_CONFIG_REPLY";
1578 return name ? xasprintf("OFPT_%s", name) : xasprintf("0x%02"PRIx8, type);
1582 print_and_free(FILE *stream, char *string)
1584 fputs(string, stream);
1588 /* Pretty-print the OpenFlow packet of 'len' bytes at 'oh' to 'stream' at the
1589 * given 'verbosity' level. 0 is a minimal amount of verbosity and higher
1590 * numbers increase verbosity. */
1592 ofp_print(FILE *stream, const void *oh, size_t len, int verbosity)
1594 print_and_free(stream, ofp_to_string(oh, len, verbosity));
1597 /* Dumps the contents of the Ethernet frame in the 'len' bytes starting at
1598 * 'data' to 'stream'. */
1600 ofp_print_packet(FILE *stream, const void *data, size_t len)
1602 print_and_free(stream, ofp_packet_to_string(data, len));