flow_wildcards_init_catchall(wc);
if (!(ofpfw & OFPFW10_IN_PORT)) {
- wc->masks.in_port = UINT16_MAX;
+ wc->masks.in_port.ofp_port = u16_to_ofp(UINT16_MAX);
}
if (!(ofpfw & OFPFW10_NW_TOS)) {
/* Initialize most of match->flow. */
match->flow.nw_src = ofmatch->nw_src;
match->flow.nw_dst = ofmatch->nw_dst;
- match->flow.in_port = ntohs(ofmatch->in_port);
+ match->flow.in_port.ofp_port = u16_to_ofp(ntohs(ofmatch->in_port));
match->flow.dl_type = ofputil_dl_type_from_openflow(ofmatch->dl_type);
match->flow.tp_src = ofmatch->tp_src;
match->flow.tp_dst = ofmatch->tp_dst;
/* Figure out most OpenFlow wildcards. */
ofpfw = 0;
- if (!wc->masks.in_port) {
+ if (!wc->masks.in_port.ofp_port) {
ofpfw |= OFPFW10_IN_PORT;
}
if (!wc->masks.dl_type) {
/* Compose most of the match structure. */
ofmatch->wildcards = htonl(ofpfw);
- ofmatch->in_port = htons(match->flow.in_port);
+ ofmatch->in_port = htons(ofp_to_u16(match->flow.in_port.ofp_port));
memcpy(ofmatch->dl_src, match->flow.dl_src, ETH_ADDR_LEN);
memcpy(ofmatch->dl_dst, match->flow.dl_dst, ETH_ADDR_LEN);
ofmatch->dl_type = ofputil_dl_type_to_openflow(match->flow.dl_type);
match_init_catchall(match);
if (!(wc & OFPFW11_IN_PORT)) {
- uint16_t ofp_port;
+ ofp_port_t ofp_port;
enum ofperr error;
error = ofputil_port_from_ofp11(ofmatch->in_port, &ofp_port);
ofmatch->omh.type = htons(OFPMT_STANDARD);
ofmatch->omh.length = htons(OFPMT11_STANDARD_LENGTH);
- if (!match->wc.masks.in_port) {
+ if (!match->wc.masks.in_port.ofp_port) {
wc |= OFPFW11_IN_PORT;
} else {
- ofmatch->in_port = ofputil_port_to_ofp11(match->flow.in_port);
+ ofmatch->in_port = ofputil_port_to_ofp11(match->flow.in_port.ofp_port);
}
memcpy(ofmatch->dl_src, match->flow.dl_src, ETH_ADDR_LEN);
return true;
}
-static bool
-tun_parms_fully_wildcarded(const struct flow_wildcards *wc)
-{
- return (!wc->masks.tunnel.ip_src &&
- !wc->masks.tunnel.ip_dst &&
- !wc->masks.tunnel.ip_ttl &&
- !wc->masks.tunnel.ip_tos &&
- !wc->masks.tunnel.flags);
-}
-
/* Returns a bit-mask of ofputil_protocols that can be used for sending 'match'
* to a switch (e.g. to add or remove a flow). Only NXM can handle tunnel IDs,
* registers, or fixing the Ethernet multicast bit. Otherwise, it's better to
BUILD_ASSERT_DECL(FLOW_WC_SEQ == 20);
- /* tunnel params other than tun_id can't be sent in a flow_mod */
- if (!tun_parms_fully_wildcarded(wc)) {
+ /* These tunnel params can't be sent in a flow_mod */
+ if (wc->masks.tunnel.ip_ttl
+ || wc->masks.tunnel.ip_tos || wc->masks.tunnel.flags) {
return OFPUTIL_P_NONE;
}
| OFPUTIL_P_OF13_OXM;
}
- /* NXM and OXM support matching IPv6 traffic. */
- if (match->flow.dl_type == htons(ETH_TYPE_IPV6)) {
+ /* NXM and OXM support matching L3 and L4 fields within IPv6.
+ *
+ * (arp_sha, arp_tha, nw_frag, and nw_ttl are covered elsewhere so they
+ * don't need to be included in this test too.) */
+ if (match->flow.dl_type == htons(ETH_TYPE_IPV6)
+ && (!ipv6_mask_is_any(&wc->masks.ipv6_src)
+ || !ipv6_mask_is_any(&wc->masks.ipv6_dst)
+ || !ipv6_mask_is_any(&wc->masks.nd_target)
+ || wc->masks.ipv6_label
+ || wc->masks.tp_src
+ || wc->masks.tp_dst
+ || wc->masks.nw_proto
+ || wc->masks.nw_tos)) {
return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM
| OFPUTIL_P_OF13_OXM;
}
| OFPUTIL_P_OF13_OXM;
}
- /* NXM and OXM support matching tun_id. */
- if (wc->masks.tunnel.tun_id != htonll(0)) {
+ /* NXM and OXM support matching tun_id, tun_src, and tun_dst. */
+ if (wc->masks.tunnel.tun_id != htonll(0)
+ || wc->masks.tunnel.ip_src != htonl(0)
+ || wc->masks.tunnel.ip_dst != htonl(0)) {
return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM
| OFPUTIL_P_OF13_OXM;
}
| OFPUTIL_P_OF13_OXM;
}
- /* NXM and OXM support matching IPv6 flow label. */
- if (wc->masks.ipv6_label) {
- return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM
- | OFPUTIL_P_OF13_OXM;
- }
-
/* NXM and OXM support matching IP ECN bits. */
if (wc->masks.nw_tos & IP_ECN_MASK) {
return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM
fm->idle_timeout = ntohs(ofm->idle_timeout);
fm->hard_timeout = ntohs(ofm->hard_timeout);
fm->buffer_id = ntohl(ofm->buffer_id);
- fm->out_port = ntohs(ofm->out_port);
+ fm->out_port = u16_to_ofp(ntohs(ofm->out_port));
fm->flags = ntohs(ofm->flags);
} else if (raw == OFPRAW_NXT_FLOW_MOD) {
/* Nicira extended flow_mod. */
fm->idle_timeout = ntohs(nfm->idle_timeout);
fm->hard_timeout = ntohs(nfm->hard_timeout);
fm->buffer_id = ntohl(nfm->buffer_id);
- fm->out_port = ntohs(nfm->out_port);
+ fm->out_port = u16_to_ofp(ntohs(nfm->out_port));
fm->flags = ntohs(nfm->flags);
} else {
NOT_REACHED();
return 0;
}
+static enum ofperr
+ofputil_pull_bands(struct ofpbuf *msg, size_t len, uint16_t *n_bands,
+ struct ofpbuf *bands)
+{
+ const struct ofp13_meter_band_header *ombh;
+ struct ofputil_meter_band *mb;
+ uint16_t n = 0;
+
+ ombh = ofpbuf_try_pull(msg, len);
+ if (!ombh) {
+ return OFPERR_OFPBRC_BAD_LEN;
+ }
+
+ while (len >= sizeof (struct ofp13_meter_band_drop)) {
+ size_t ombh_len = ntohs(ombh->len);
+ /* All supported band types have the same length. */
+ if (ombh_len != sizeof (struct ofp13_meter_band_drop)) {
+ return OFPERR_OFPBRC_BAD_LEN;
+ }
+ mb = ofpbuf_put_uninit(bands, sizeof *mb);
+ mb->type = ntohs(ombh->type);
+ mb->rate = ntohl(ombh->rate);
+ mb->burst_size = ntohl(ombh->burst_size);
+ mb->prec_level = (mb->type == OFPMBT13_DSCP_REMARK) ?
+ ((struct ofp13_meter_band_dscp_remark *)ombh)->prec_level : 0;
+ n++;
+ len -= ombh_len;
+ ombh = (struct ofp13_meter_band_header *)(((char *)ombh) + ombh_len);
+ }
+ if (len) {
+ return OFPERR_OFPBRC_BAD_LEN;
+ }
+ *n_bands = n;
+ return 0;
+}
+
+enum ofperr
+ofputil_decode_meter_mod(const struct ofp_header *oh,
+ struct ofputil_meter_mod *mm,
+ struct ofpbuf *bands)
+{
+ const struct ofp13_meter_mod *omm;
+ struct ofpbuf b;
+
+ ofpbuf_use_const(&b, oh, ntohs(oh->length));
+ ofpraw_pull_assert(&b);
+ omm = ofpbuf_pull(&b, sizeof *omm);
+
+ /* Translate the message. */
+ mm->command = ntohs(omm->command);
+ mm->meter.meter_id = ntohl(omm->meter_id);
+
+ if (mm->command == OFPMC13_DELETE) {
+ mm->meter.flags = 0;
+ mm->meter.n_bands = 0;
+ mm->meter.bands = NULL;
+ } else {
+ enum ofperr error;
+
+ mm->meter.flags = ntohs(omm->flags);
+ mm->meter.bands = bands->data;
+
+ error = ofputil_pull_bands(&b, b.size, &mm->meter.n_bands, bands);
+ if (error) {
+ return error;
+ }
+ }
+ return 0;
+}
+
+void
+ofputil_decode_meter_request(const struct ofp_header *oh, uint32_t *meter_id)
+{
+ const struct ofp13_meter_multipart_request *omr = ofpmsg_body(oh);
+ *meter_id = ntohl(omr->meter_id);
+}
+
+struct ofpbuf *
+ofputil_encode_meter_request(enum ofp_version ofp_version,
+ enum ofputil_meter_request_type type,
+ uint32_t meter_id)
+{
+ struct ofpbuf *msg;
+
+ enum ofpraw raw;
+
+ switch (type) {
+ case OFPUTIL_METER_CONFIG:
+ raw = OFPRAW_OFPST13_METER_CONFIG_REQUEST;
+ break;
+ case OFPUTIL_METER_STATS:
+ raw = OFPRAW_OFPST13_METER_REQUEST;
+ break;
+ default:
+ case OFPUTIL_METER_FEATURES:
+ raw = OFPRAW_OFPST13_METER_FEATURES_REQUEST;
+ break;
+ }
+
+ msg = ofpraw_alloc(raw, ofp_version, 0);
+
+ if (type != OFPUTIL_METER_FEATURES) {
+ struct ofp13_meter_multipart_request *omr;
+ omr = ofpbuf_put_zeros(msg, sizeof *omr);
+ omr->meter_id = htonl(meter_id);
+ }
+ return msg;
+}
+
+static void
+ofputil_put_bands(uint16_t n_bands, const struct ofputil_meter_band *mb,
+ struct ofpbuf *msg)
+{
+ uint16_t n = 0;
+
+ for (n = 0; n < n_bands; ++n) {
+ /* Currently all band types have same size. */
+ struct ofp13_meter_band_dscp_remark *ombh;
+ size_t ombh_len = sizeof *ombh;
+
+ ombh = ofpbuf_put_zeros(msg, ombh_len);
+
+ ombh->type = htons(mb->type);
+ ombh->len = htons(ombh_len);
+ ombh->rate = htonl(mb->rate);
+ ombh->burst_size = htonl(mb->burst_size);
+ ombh->prec_level = mb->prec_level;
+
+ mb++;
+ }
+}
+
+/* Encode a meter stat for 'mc' and append it to 'replies'. */
+void
+ofputil_append_meter_config(struct list *replies,
+ const struct ofputil_meter_config *mc)
+{
+ struct ofpbuf *msg = ofpbuf_from_list(list_back(replies));
+ size_t start_ofs = msg->size;
+ struct ofp13_meter_config *reply = ofpbuf_put_uninit(msg, sizeof *reply);
+ reply->flags = htons(mc->flags);
+ reply->meter_id = htonl(mc->meter_id);
+
+ ofputil_put_bands(mc->n_bands, mc->bands, msg);
+
+ reply->length = htons(msg->size - start_ofs);
+
+ ofpmp_postappend(replies, start_ofs);
+}
+
+/* Encode a meter stat for 'ms' and append it to 'replies'. */
+void
+ofputil_append_meter_stats(struct list *replies,
+ const struct ofputil_meter_stats *ms)
+{
+ struct ofp13_meter_stats *reply;
+ uint16_t n = 0;
+ uint16_t len;
+
+ len = sizeof *reply + ms->n_bands * sizeof(struct ofp13_meter_band_stats);
+ reply = ofpmp_append(replies, len);
+
+ reply->meter_id = htonl(ms->meter_id);
+ reply->len = htons(len);
+ memset(reply->pad, 0, sizeof reply->pad);
+ reply->flow_count = htonl(ms->flow_count);
+ reply->packet_in_count = htonll(ms->packet_in_count);
+ reply->byte_in_count = htonll(ms->byte_in_count);
+ reply->duration_sec = htonl(ms->duration_sec);
+ reply->duration_nsec = htonl(ms->duration_nsec);
+
+ for (n = 0; n < ms->n_bands; ++n) {
+ const struct ofputil_meter_band_stats *src = &ms->bands[n];
+ struct ofp13_meter_band_stats *dst = &reply->band_stats[n];
+
+ dst->packet_band_count = htonll(src->packet_count);
+ dst->byte_band_count = htonll(src->byte_count);
+ }
+}
+
+/* Converts an OFPMP_METER_CONFIG reply in 'msg' into an abstract
+ * ofputil_meter_config in 'mc', with mc->bands pointing to bands decoded into
+ * 'bands'. The caller must have initialized 'bands' and retains ownership of
+ * it across the call.
+ *
+ * Multiple OFPST13_METER_CONFIG replies can be packed into a single OpenFlow
+ * message. Calling this function multiple times for a single 'msg' iterates
+ * through the replies. 'bands' is cleared for each reply.
+ *
+ * Returns 0 if successful, EOF if no replies were left in this 'msg',
+ * otherwise a positive errno value. */
+int
+ofputil_decode_meter_config(struct ofpbuf *msg,
+ struct ofputil_meter_config *mc,
+ struct ofpbuf *bands)
+{
+ const struct ofp13_meter_config *omc;
+ enum ofperr err;
+
+ /* Pull OpenFlow headers for the first call. */
+ if (!msg->l2) {
+ ofpraw_pull_assert(msg);
+ }
+
+ if (!msg->size) {
+ return EOF;
+ }
+
+ omc = ofpbuf_try_pull(msg, sizeof *omc);
+ if (!omc) {
+ VLOG_WARN_RL(&bad_ofmsg_rl,
+ "OFPMP_METER_CONFIG reply has %zu leftover bytes at end",
+ msg->size);
+ return OFPERR_OFPBRC_BAD_LEN;
+ }
+
+ ofpbuf_clear(bands);
+ err = ofputil_pull_bands(msg, ntohs(omc->length) - sizeof *omc,
+ &mc->n_bands, bands);
+ if (err) {
+ return err;
+ }
+ mc->meter_id = ntohl(omc->meter_id);
+ mc->flags = ntohs(omc->flags);
+ mc->bands = bands->data;
+
+ return 0;
+}
+
+static enum ofperr
+ofputil_pull_band_stats(struct ofpbuf *msg, size_t len, uint16_t *n_bands,
+ struct ofpbuf *bands)
+{
+ const struct ofp13_meter_band_stats *ombs;
+ struct ofputil_meter_band_stats *mbs;
+ uint16_t n, i;
+
+ ombs = ofpbuf_try_pull(msg, len);
+ if (!ombs) {
+ return OFPERR_OFPBRC_BAD_LEN;
+ }
+
+ n = len / sizeof *ombs;
+ if (len != n * sizeof *ombs) {
+ return OFPERR_OFPBRC_BAD_LEN;
+ }
+
+ mbs = ofpbuf_put_uninit(bands, len);
+
+ for (i = 0; i < n; ++i) {
+ mbs[i].packet_count = ntohll(ombs[i].packet_band_count);
+ mbs[i].byte_count = ntohll(ombs[i].byte_band_count);
+ }
+ *n_bands = n;
+ return 0;
+}
+
+/* Converts an OFPMP_METER reply in 'msg' into an abstract
+ * ofputil_meter_stats in 'ms', with ms->bands pointing to band stats
+ * decoded into 'bands'.
+ *
+ * Multiple OFPMP_METER replies can be packed into a single OpenFlow
+ * message. Calling this function multiple times for a single 'msg' iterates
+ * through the replies. 'bands' is cleared for each reply.
+ *
+ * Returns 0 if successful, EOF if no replies were left in this 'msg',
+ * otherwise a positive errno value. */
+int
+ofputil_decode_meter_stats(struct ofpbuf *msg,
+ struct ofputil_meter_stats *ms,
+ struct ofpbuf *bands)
+{
+ const struct ofp13_meter_stats *oms;
+ enum ofperr err;
+
+ /* Pull OpenFlow headers for the first call. */
+ if (!msg->l2) {
+ ofpraw_pull_assert(msg);
+ }
+
+ if (!msg->size) {
+ return EOF;
+ }
+
+ oms = ofpbuf_try_pull(msg, sizeof *oms);
+ if (!oms) {
+ VLOG_WARN_RL(&bad_ofmsg_rl,
+ "OFPMP_METER reply has %zu leftover bytes at end",
+ msg->size);
+ return OFPERR_OFPBRC_BAD_LEN;
+ }
+
+ ofpbuf_clear(bands);
+ err = ofputil_pull_band_stats(msg, ntohs(oms->len) - sizeof *oms,
+ &ms->n_bands, bands);
+ if (err) {
+ return err;
+ }
+ ms->meter_id = ntohl(oms->meter_id);
+ ms->flow_count = ntohl(oms->flow_count);
+ ms->packet_in_count = ntohll(oms->packet_in_count);
+ ms->byte_in_count = ntohll(oms->byte_in_count);
+ ms->duration_sec = ntohl(oms->duration_sec);
+ ms->duration_nsec = ntohl(oms->duration_nsec);
+ ms->bands = bands->data;
+
+ return 0;
+}
+
+void
+ofputil_decode_meter_features(const struct ofp_header *oh,
+ struct ofputil_meter_features *mf)
+{
+ const struct ofp13_meter_features *omf = ofpmsg_body(oh);
+
+ mf->max_meters = ntohl(omf->max_meter);
+ mf->band_types = ntohl(omf->band_types);
+ mf->capabilities = ntohl(omf->capabilities);
+ mf->max_bands = omf->max_bands;
+ mf->max_color = omf->max_color;
+}
+
+struct ofpbuf *
+ofputil_encode_meter_features_reply(const struct ofputil_meter_features *mf,
+ const struct ofp_header *request)
+{
+ struct ofpbuf *reply;
+ struct ofp13_meter_features *omf;
+
+ reply = ofpraw_alloc_stats_reply(request, 0);
+ omf = ofpbuf_put_zeros(reply, sizeof *omf);
+
+ omf->max_meter = htonl(mf->max_meters);
+ omf->band_types = htonl(mf->band_types);
+ omf->capabilities = htonl(mf->capabilities);
+ omf->max_bands = mf->max_bands;
+ omf->max_color = mf->max_color;
+
+ return reply;
+}
+
+struct ofpbuf *
+ofputil_encode_meter_mod(enum ofp_version ofp_version,
+ const struct ofputil_meter_mod *mm)
+{
+ struct ofpbuf *msg;
+
+ struct ofp13_meter_mod *omm;
+
+ msg = ofpraw_alloc(OFPRAW_OFPT13_METER_MOD, ofp_version,
+ NXM_TYPICAL_LEN + mm->meter.n_bands * 16);
+ omm = ofpbuf_put_zeros(msg, sizeof *omm);
+ omm->command = htons(mm->command);
+ if (mm->command != OFPMC13_DELETE) {
+ omm->flags = htons(mm->meter.flags);
+ }
+ omm->meter_id = htonl(mm->meter.meter_id);
+
+ ofputil_put_bands(mm->meter.n_bands, mm->meter.bands, msg);
+
+ ofpmsg_update_length(msg);
+ return msg;
+}
+
static ovs_be16
ofputil_tid_command(const struct ofputil_flow_mod *fm,
enum ofputil_protocol protocol)
case OFPUTIL_P_OF13_OXM: {
struct ofp11_flow_mod *ofm;
- msg = ofpraw_alloc(OFPRAW_OFPT11_FLOW_MOD,
+ msg = ofpraw_alloc(OFPRAW_OFPT11_FLOW_MOD,
ofputil_protocol_to_ofp_version(protocol),
NXM_TYPICAL_LEN + fm->ofpacts_len);
ofm = ofpbuf_put_zeros(msg, sizeof *ofm);
ofm->hard_timeout = htons(fm->hard_timeout);
ofm->priority = htons(fm->priority);
ofm->buffer_id = htonl(fm->buffer_id);
- ofm->out_port = htons(fm->out_port);
+ ofm->out_port = htons(ofp_to_u16(fm->out_port));
ofm->flags = htons(fm->flags);
ofpacts_put_openflow10(fm->ofpacts, fm->ofpacts_len, msg);
break;
nfm->hard_timeout = htons(fm->hard_timeout);
nfm->priority = htons(fm->priority);
nfm->buffer_id = htonl(fm->buffer_id);
- nfm->out_port = htons(fm->out_port);
+ nfm->out_port = htons(ofp_to_u16(fm->out_port));
nfm->flags = htons(fm->flags);
nfm->match_len = htons(match_len);
ofpacts_put_openflow10(fm->ofpacts, fm->ofpacts_len, msg);
{
fsr->aggregate = aggregate;
ofputil_match_from_ofp10_match(&ofsr->match, &fsr->match);
- fsr->out_port = ntohs(ofsr->out_port);
+ fsr->out_port = u16_to_ofp(ntohs(ofsr->out_port));
fsr->table_id = ofsr->table_id;
fsr->cookie = fsr->cookie_mask = htonll(0);
}
fsr->aggregate = aggregate;
- fsr->out_port = ntohs(nfsr->out_port);
+ fsr->out_port = u16_to_ofp(ntohs(nfsr->out_port));
fsr->table_id = nfsr->table_id;
return 0;
ofsr = ofpbuf_put_zeros(msg, sizeof *ofsr);
ofputil_match_to_ofp10_match(&fsr->match, &ofsr->match);
ofsr->table_id = fsr->table_id;
- ofsr->out_port = htons(fsr->out_port);
+ ofsr->out_port = htons(ofp_to_u16(fsr->out_port));
break;
}
fsr->cookie, fsr->cookie_mask);
nfsr = msg->l3;
- nfsr->out_port = htons(fsr->out_port);
+ nfsr->out_port = htons(ofp_to_u16(fsr->out_port));
nfsr->match_len = htons(match_len);
nfsr->table_id = fsr->table_id;
break;
pin->packet = b->data;
pin->packet_len = b->size;
- pin->fmd.in_port = match->flow.in_port;
+ pin->fmd.in_port = match->flow.in_port.ofp_port;
pin->fmd.tun_id = match->flow.tunnel.tun_id;
+ pin->fmd.tun_src = match->flow.tunnel.ip_src;
+ pin->fmd.tun_dst = match->flow.tunnel.ip_dst;
pin->fmd.metadata = match->flow.metadata;
memcpy(pin->fmd.regs, match->flow.regs, sizeof pin->fmd.regs);
}
pin->packet = opi->data;
pin->packet_len = b.size;
- pin->fmd.in_port = ntohs(opi->in_port);
+ pin->fmd.in_port = u16_to_ofp(ntohs(opi->in_port));
pin->reason = opi->reason;
pin->buffer_id = ntohl(opi->buffer_id);
pin->total_len = ntohs(opi->total_len);
if (pin->fmd.tun_id != htonll(0)) {
match_set_tun_id(match, pin->fmd.tun_id);
}
+ if (pin->fmd.tun_src != htonl(0)) {
+ match_set_tun_src(match, pin->fmd.tun_src);
+ }
+ if (pin->fmd.tun_dst != htonl(0)) {
+ match_set_tun_dst(match, pin->fmd.tun_dst);
+ }
if (pin->fmd.metadata != htonll(0)) {
match_set_metadata(match, pin->fmd.metadata);
}
htonl(0), send_len);
opi = ofpbuf_put_zeros(packet, offsetof(struct ofp10_packet_in, data));
opi->total_len = htons(pin->total_len);
- opi->in_port = htons(pin->fmd.in_port);
+ opi->in_port = htons(ofp_to_u16(pin->fmd.in_port));
opi->reason = pin->reason;
opi->buffer_id = htonl(pin->buffer_id);
return packet;
}
+/* Returns a string form of 'reason'. The return value is either a statically
+ * allocated constant string or the 'bufsize'-byte buffer 'reasonbuf'.
+ * 'bufsize' should be at least OFPUTIL_PACKET_IN_REASON_BUFSIZE. */
const char *
-ofputil_packet_in_reason_to_string(enum ofp_packet_in_reason reason)
+ofputil_packet_in_reason_to_string(enum ofp_packet_in_reason reason,
+ char *reasonbuf, size_t bufsize)
{
- static char s[INT_STRLEN(int) + 1];
-
switch (reason) {
case OFPR_NO_MATCH:
return "no_match";
case OFPR_N_REASONS:
default:
- sprintf(s, "%d", (int) reason);
- return s;
+ snprintf(reasonbuf, bufsize, "%d", (int) reason);
+ return reasonbuf;
}
}
int i;
for (i = 0; i < OFPR_N_REASONS; i++) {
- if (!strcasecmp(s, ofputil_packet_in_reason_to_string(i))) {
+ char reasonbuf[OFPUTIL_PACKET_IN_REASON_BUFSIZE];
+ const char *reason_s;
+
+ reason_s = ofputil_packet_in_reason_to_string(i, reasonbuf,
+ sizeof reasonbuf);
+ if (!strcasecmp(s, reason_s)) {
*reason = i;
return true;
}
const struct ofp10_packet_out *opo = ofpbuf_pull(&b, sizeof *opo);
po->buffer_id = ntohl(opo->buffer_id);
- po->in_port = ntohs(opo->in_port);
+ po->in_port = u16_to_ofp(ntohs(opo->in_port));
error = ofpacts_pull_openflow10(&b, ntohs(opo->actions_len), ofpacts);
if (error) {
NOT_REACHED();
}
- if (po->in_port >= OFPP_MAX && po->in_port != OFPP_LOCAL
+ if (ofp_to_u16(po->in_port) >= ofp_to_u16(OFPP_MAX)
+ && po->in_port != OFPP_LOCAL
&& po->in_port != OFPP_NONE && po->in_port != OFPP_CONTROLLER) {
VLOG_WARN_RL(&bad_ofmsg_rl, "packet-out has bad input port %#"PRIx16,
po->in_port);
{
memset(pp, 0, sizeof *pp);
- pp->port_no = ntohs(opp->port_no);
+ pp->port_no = u16_to_ofp(ntohs(opp->port_no));
memcpy(pp->hw_addr, opp->hw_addr, OFP_ETH_ALEN);
ovs_strlcpy(pp->name, opp->name, OFP_MAX_PORT_NAME_LEN);
{
memset(opp, 0, sizeof *opp);
- opp->port_no = htons(pp->port_no);
+ opp->port_no = htons(ofp_to_u16(pp->port_no));
memcpy(opp->hw_addr, pp->hw_addr, ETH_ADDR_LEN);
ovs_strlcpy(opp->name, pp->name, OFP_MAX_PORT_NAME_LEN);
if (raw == OFPRAW_OFPT10_PORT_MOD) {
const struct ofp10_port_mod *opm = b.data;
- pm->port_no = ntohs(opm->port_no);
+ pm->port_no = u16_to_ofp(ntohs(opm->port_no));
memcpy(pm->hw_addr, opm->hw_addr, ETH_ADDR_LEN);
pm->config = ntohl(opm->config) & OFPPC10_ALL;
pm->mask = ntohl(opm->mask) & OFPPC10_ALL;
b = ofpraw_alloc(OFPRAW_OFPT10_PORT_MOD, ofp_version, 0);
opm = ofpbuf_put_zeros(b, sizeof *opm);
- opm->port_no = htons(pm->port_no);
+ opm->port_no = htons(ofp_to_u16(pm->port_no));
memcpy(opm->hw_addr, pm->hw_addr, ETH_ADDR_LEN);
opm->config = htonl(pm->config & OFPPC10_ALL);
opm->mask = htonl(pm->mask & OFPPC10_ALL);
rq->id = ntohl(nfmr->id);
rq->flags = flags;
- rq->out_port = ntohs(nfmr->out_port);
+ rq->out_port = u16_to_ofp(ntohs(nfmr->out_port));
rq->table_id = nfmr->table_id;
return nx_pull_match(msg, ntohs(nfmr->match_len), &rq->match, NULL, NULL);
nfmr = ofpbuf_at_assert(msg, start_ofs, sizeof *nfmr);
nfmr->id = htonl(rq->id);
nfmr->flags = htons(rq->flags);
- nfmr->out_port = htons(rq->out_port);
+ nfmr->out_port = htons(ofp_to_u16(rq->out_port));
nfmr->match_len = htons(match_len);
nfmr->table_id = rq->table_id;
}
opo = msg->l3;
opo->buffer_id = htonl(po->buffer_id);
- opo->in_port = htons(po->in_port);
+ opo->in_port = htons(ofp_to_u16(po->in_port));
opo->actions_len = htons(msg->size - actions_ofs);
break;
}
/* Converts the OpenFlow 1.1+ port number 'ofp11_port' into an OpenFlow 1.0
* port number and stores the latter in '*ofp10_port', for the purpose of
* decoding OpenFlow 1.1+ protocol messages. Returns 0 if successful,
- * otherwise an OFPERR_* number.
+ * otherwise an OFPERR_* number. On error, stores OFPP_NONE in '*ofp10_port'.
*
* See the definition of OFP11_MAX for an explanation of the mapping. */
enum ofperr
-ofputil_port_from_ofp11(ovs_be32 ofp11_port, uint16_t *ofp10_port)
+ofputil_port_from_ofp11(ovs_be32 ofp11_port, ofp_port_t *ofp10_port)
{
uint32_t ofp11_port_h = ntohl(ofp11_port);
- if (ofp11_port_h < OFPP_MAX) {
- *ofp10_port = ofp11_port_h;
+ if (ofp11_port_h < ofp_to_u16(OFPP_MAX)) {
+ *ofp10_port = u16_to_ofp(ofp11_port_h);
return 0;
- } else if (ofp11_port_h >= OFPP11_MAX) {
- *ofp10_port = ofp11_port_h - OFPP11_OFFSET;
+ } else if (ofp11_port_h >= ofp11_to_u32(OFPP11_MAX)) {
+ *ofp10_port = u16_to_ofp(ofp11_port_h - OFPP11_OFFSET);
return 0;
} else {
+ *ofp10_port = OFPP_NONE;
VLOG_WARN_RL(&bad_ofmsg_rl, "port %"PRIu32" is outside the supported "
"range 0 through %d or 0x%"PRIx32" through 0x%"PRIx32,
- ofp11_port_h, OFPP_MAX - 1,
- (uint32_t) OFPP11_MAX, UINT32_MAX);
+ ofp11_port_h, ofp_to_u16(OFPP_MAX) - 1,
+ ofp11_to_u32(OFPP11_MAX), UINT32_MAX);
return OFPERR_OFPBAC_BAD_OUT_PORT;
}
}
*
* See the definition of OFP11_MAX for an explanation of the mapping. */
ovs_be32
-ofputil_port_to_ofp11(uint16_t ofp10_port)
+ofputil_port_to_ofp11(ofp_port_t ofp10_port)
{
- return htonl(ofp10_port < OFPP_MAX
- ? ofp10_port
- : ofp10_port + OFPP11_OFFSET);
+ return htonl(ofp_to_u16(ofp10_port) < ofp_to_u16(OFPP_MAX)
+ ? ofp_to_u16(ofp10_port)
+ : ofp_to_u16(ofp10_port) + OFPP11_OFFSET);
}
/* Checks that 'port' is a valid output port for the OFPAT10_OUTPUT action, given
* that the switch will never have more than 'max_ports' ports. Returns 0 if
* 'port' is valid, otherwise an OpenFlow return code. */
enum ofperr
-ofputil_check_output_port(uint16_t port, int max_ports)
+ofputil_check_output_port(ofp_port_t port, ofp_port_t max_ports)
{
switch (port) {
case OFPP_IN_PORT:
return 0;
default:
- if (port < max_ports) {
+ if (ofp_to_u16(port) < ofp_to_u16(max_ports)) {
return 0;
}
return OFPERR_OFPBAC_BAD_OUT_PORT;
* of OpenFlow 1.1+ port numbers, mapping those port numbers into the 16-bit
* range as described in include/openflow/openflow-1.1.h. */
bool
-ofputil_port_from_string(const char *s, uint16_t *portp)
+ofputil_port_from_string(const char *s, ofp_port_t *portp)
{
- unsigned int port32;
+ uint32_t port32;
*portp = 0;
if (str_to_uint(s, 10, &port32)) {
- if (port32 < OFPP_MAX) {
- *portp = port32;
- return true;
- } else if (port32 < OFPP_FIRST_RESV) {
+ if (port32 < ofp_to_u16(OFPP_MAX)) {
+ /* Pass. */
+ } else if (port32 < ofp_to_u16(OFPP_FIRST_RESV)) {
VLOG_WARN("port %u is a reserved OF1.0 port number that will "
"be translated to %u when talking to an OF1.1 or "
"later controller", port32, port32 + OFPP11_OFFSET);
- *portp = port32;
- return true;
- } else if (port32 <= OFPP_LAST_RESV) {
- struct ds msg;
-
- ds_init(&msg);
- ofputil_format_port(port32, &msg);
- VLOG_WARN_ONCE("referring to port %s as %u is deprecated for "
- "compatibility with future versions of OpenFlow",
- ds_cstr(&msg), port32);
- ds_destroy(&msg);
-
- *portp = port32;
- return true;
- } else if (port32 < OFPP11_MAX) {
+ } else if (port32 <= ofp_to_u16(OFPP_LAST_RESV)) {
+ char name[OFP_MAX_PORT_NAME_LEN];
+
+ ofputil_port_to_string(u16_to_ofp(port32), name, sizeof name);
+ VLOG_WARN_ONCE("referring to port %s as %"PRIu32" is deprecated "
+ "for compatibility with OpenFlow 1.1 and later",
+ name, port32);
+ } else if (port32 < ofp11_to_u32(OFPP11_MAX)) {
VLOG_WARN("port %u is outside the supported range 0 through "
"%"PRIx16" or 0x%x through 0x%"PRIx32, port32,
- UINT16_MAX, (unsigned int) OFPP11_MAX, UINT32_MAX);
+ UINT16_MAX, ofp11_to_u32(OFPP11_MAX), UINT32_MAX);
return false;
} else {
- *portp = port32 - OFPP11_OFFSET;
- return true;
+ port32 -= OFPP11_OFFSET;
}
+
+ *portp = u16_to_ofp(port32);
+ return true;
} else {
struct pair {
const char *name;
- uint16_t value;
+ ofp_port_t value;
};
static const struct pair pairs[] = {
#define OFPUTIL_NAMED_PORT(NAME) {#NAME, OFPP_##NAME},
* Most ports' string representation is just the port number, but for special
* ports, e.g. OFPP_LOCAL, it is the name, e.g. "LOCAL". */
void
-ofputil_format_port(uint16_t port, struct ds *s)
+ofputil_format_port(ofp_port_t port, struct ds *s)
{
- const char *name;
+ char name[OFP_MAX_PORT_NAME_LEN];
+
+ ofputil_port_to_string(port, name, sizeof name);
+ ds_put_cstr(s, name);
+}
+/* Puts in the 'bufsize' byte in 'namebuf' a null-terminated string
+ * representation of OpenFlow port number 'port'. Most ports are represented
+ * as just the port number, but special ports, e.g. OFPP_LOCAL, are represented
+ * by name, e.g. "LOCAL". */
+void
+ofputil_port_to_string(ofp_port_t port,
+ char namebuf[OFP_MAX_PORT_NAME_LEN], size_t bufsize)
+{
switch (port) {
-#define OFPUTIL_NAMED_PORT(NAME) case OFPP_##NAME: name = #NAME; break;
+#define OFPUTIL_NAMED_PORT(NAME) \
+ case OFPP_##NAME: \
+ ovs_strlcpy(namebuf, #NAME, bufsize); \
+ break;
OFPUTIL_NAMED_PORTS
#undef OFPUTIL_NAMED_PORT
default:
- ds_put_format(s, "%"PRIu16, port);
- return;
+ snprintf(namebuf, bufsize, "%"PRIu16, port);
+ break;
}
- ds_put_cstr(s, name);
}
/* Given a buffer 'b' that contains an array of OpenFlow ports of type
* will be for Open Flow version 'ofp_version'. Returns message
* as a struct ofpbuf. Returns encoded message on success, NULL on error */
struct ofpbuf *
-ofputil_encode_dump_ports_request(enum ofp_version ofp_version, uint16_t port)
+ofputil_encode_dump_ports_request(enum ofp_version ofp_version, ofp_port_t port)
{
struct ofpbuf *request;
struct ofp10_port_stats_request *req;
request = ofpraw_alloc(OFPRAW_OFPST10_PORT_REQUEST, ofp_version, 0);
req = ofpbuf_put_zeros(request, sizeof *req);
- req->port_no = htons(port);
+ req->port_no = htons(ofp_to_u16(port));
break;
}
case OFP11_VERSION:
ofputil_port_stats_to_ofp10(const struct ofputil_port_stats *ops,
struct ofp10_port_stats *ps10)
{
- ps10->port_no = htons(ops->port_no);
+ ps10->port_no = htons(ofp_to_u16(ops->port_no));
memset(ps10->pad, 0, sizeof ps10->pad);
put_32aligned_be64(&ps10->rx_packets, htonll(ops->stats.rx_packets));
put_32aligned_be64(&ps10->tx_packets, htonll(ops->stats.tx_packets));
struct ofp13_port_stats *ps13)
{
ofputil_port_stats_to_ofp11(ops, &ps13->ps);
-
- /* OF 1.3 adds duration fields */
- /* FIXME: Need to implement port alive duration (sec + nsec) */
- ps13->duration_sec = htonl(~0);
- ps13->duration_nsec = htonl(~0);
+ ps13->duration_sec = htonl(ops->duration_sec);
+ ps13->duration_nsec = htonl(ops->duration_nsec);
}
{
memset(ops, 0, sizeof *ops);
- ops->port_no = ntohs(ps10->port_no);
+ ops->port_no = u16_to_ofp(ntohs(ps10->port_no));
ops->stats.rx_packets = ntohll(get_32aligned_be64(&ps10->rx_packets));
ops->stats.tx_packets = ntohll(get_32aligned_be64(&ps10->tx_packets));
ops->stats.rx_bytes = ntohll(get_32aligned_be64(&ps10->rx_bytes));
ops->stats.rx_over_errors = ntohll(get_32aligned_be64(&ps10->rx_over_err));
ops->stats.rx_crc_errors = ntohll(get_32aligned_be64(&ps10->rx_crc_err));
ops->stats.collisions = ntohll(get_32aligned_be64(&ps10->collisions));
+ ops->duration_sec = ops->duration_nsec = UINT32_MAX;
return 0;
}
ops->stats.rx_over_errors = ntohll(ps11->rx_over_err);
ops->stats.rx_crc_errors = ntohll(ps11->rx_crc_err);
ops->stats.collisions = ntohll(ps11->collisions);
+ ops->duration_sec = ops->duration_nsec = UINT32_MAX;
return 0;
}
ofputil_port_stats_from_ofp13(struct ofputil_port_stats *ops,
const struct ofp13_port_stats *ps13)
{
- enum ofperr error =
- ofputil_port_stats_from_ofp11(ops, &ps13->ps);
+ enum ofperr error = ofputil_port_stats_from_ofp11(ops, &ps13->ps);
if (!error) {
- /* FIXME: Get ps13->duration_sec and ps13->duration_nsec,
- * Add to netdev_stats? */
+ ops->duration_sec = ntohl(ps13->duration_sec);
+ ops->duration_nsec = ntohl(ps13->duration_nsec);
}
-
return error;
}
* Returns 0 if successful, otherwise an OFPERR_* number. */
enum ofperr
ofputil_decode_port_stats_request(const struct ofp_header *request,
- uint16_t *ofp10_port)
+ ofp_port_t *ofp10_port)
{
switch ((enum ofp_version)request->version) {
case OFP13_VERSION:
case OFP10_VERSION: {
const struct ofp10_port_stats_request *psr10 = ofpmsg_body(request);
- *ofp10_port = ntohs(psr10->port_no);
+ *ofp10_port = u16_to_ofp(ntohs(psr10->port_no));
return 0;
}
case OFP10_VERSION: {
const struct ofp10_queue_stats_request *qsr10 = ofpmsg_body(request);
oqsr->queue_id = ntohl(qsr10->queue_id);
- oqsr->port_no = ntohs(qsr10->port_no);
+ oqsr->port_no = u16_to_ofp(ntohs(qsr10->port_no));
/* OF 1.0 uses OFPP_ALL for OFPP_ANY */
if (oqsr->port_no == OFPP_ALL) {
oqsr->port_no = OFPP_ANY;
request = ofpraw_alloc(OFPRAW_OFPST10_QUEUE_REQUEST, ofp_version, 0);
req = ofpbuf_put_zeros(request, sizeof *req);
/* OpenFlow 1.0 needs OFPP_ALL instead of OFPP_ANY */
- req->port_no = htons(oqsr->port_no == OFPP_ANY
- ? OFPP_ALL : oqsr->port_no);
+ req->port_no = htons(ofp_to_u16(oqsr->port_no == OFPP_ANY
+ ? OFPP_ALL : oqsr->port_no));
req->queue_id = htonl(oqsr->queue_id);
break;
}
ofputil_queue_stats_from_ofp10(struct ofputil_queue_stats *oqs,
const struct ofp10_queue_stats *qs10)
{
- oqs->port_no = ntohs(qs10->port_no);
+ oqs->port_no = u16_to_ofp(ntohs(qs10->port_no));
oqs->queue_id = ntohl(qs10->queue_id);
oqs->stats.tx_bytes = ntohll(get_32aligned_be64(&qs10->tx_bytes));
oqs->stats.tx_packets = ntohll(get_32aligned_be64(&qs10->tx_packets));
ofputil_queue_stats_to_ofp10(const struct ofputil_queue_stats *oqs,
struct ofp10_queue_stats *qs10)
{
- qs10->port_no = htons(oqs->port_no);
+ qs10->port_no = htons(ofp_to_u16(oqs->port_no));
memset(qs10->pad, 0, sizeof qs10->pad);
qs10->queue_id = htonl(oqs->queue_id);
put_32aligned_be64(&qs10->tx_bytes, htonll(oqs->stats.tx_bytes));
git://git.onelab.eu / sliver-openvswitch.git / blobdiff