void
ofputil_wildcard_from_ofpfw10(uint32_t ofpfw, struct flow_wildcards *wc)
{
- BUILD_ASSERT_DECL(FLOW_WC_SEQ == 17);
+ BUILD_ASSERT_DECL(FLOW_WC_SEQ == 18);
/* Initialize most of wc. */
flow_wildcards_init_catchall(wc);
#define N_PROTO_ABBREVS ARRAY_SIZE(proto_abbrevs)
enum ofputil_protocol ofputil_flow_dump_protocols[] = {
+ OFPUTIL_P_OF12_OXM,
OFPUTIL_P_OF10_NXM,
OFPUTIL_P_OF10_STD,
};
return "OpenFlow10+table_id";
case OFPUTIL_P_OF12_OXM:
- return NULL;
+ return "OXM";
}
/* Check abbreviations. */
return protocols;
}
-static enum ofp_version
+static int
ofputil_version_from_string(const char *s)
{
if (!strcasecmp(s, "OpenFlow10")) {
if (!strcasecmp(s, "OpenFlow12")) {
return OFP12_VERSION;
}
- VLOG_FATAL("Unknown OpenFlow version: \"%s\"", s);
+ return 0;
}
static bool
while (s[i]) {
size_t j;
- enum ofp_version version;
+ int version;
char *key;
if (is_delimiter(s[i])) {
}
key = xmemdup0(s + i, j);
version = ofputil_version_from_string(key);
+ if (!version) {
+ VLOG_FATAL("Unknown OpenFlow version: \"%s\"", key);
+ }
free(key);
bitmap |= 1u << version;
i += j;
return bitmap;
}
+uint32_t
+ofputil_versions_from_strings(char ** const s, size_t count)
+{
+ uint32_t bitmap = 0;
+
+ while (count--) {
+ int version = ofputil_version_from_string(s[count]);
+ if (!version) {
+ VLOG_WARN("Unknown OpenFlow version: \"%s\"", s[count]);
+ } else {
+ bitmap |= 1u << version;
+ }
+ }
+
+ return bitmap;
+}
+
const char *
ofputil_version_to_string(enum ofp_version ofp_version)
{
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
{
const struct flow_wildcards *wc = &match->wc;
- BUILD_ASSERT_DECL(FLOW_WC_SEQ == 17);
+ BUILD_ASSERT_DECL(FLOW_WC_SEQ == 18);
- /* NXM and OF1.1+ supports bitwise matching on ethernet addresses. */
+ /* tunnel params other than tun_id can't be sent in a flow_mod */
+ if (!tun_parms_fully_wildcarded(wc)) {
+ return OFPUTIL_P_NONE;
+ }
+
+ /* NXM, OXM, and OF1.1 support bitwise matching on ethernet addresses. */
if (!eth_mask_is_exact(wc->masks.dl_src)
&& !eth_addr_is_zero(wc->masks.dl_src)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
if (!eth_mask_is_exact(wc->masks.dl_dst)
&& !eth_addr_is_zero(wc->masks.dl_dst)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* NXM and OF1.1+ support matching metadata. */
+ /* NXM, OXM, and OF1.1+ support matching metadata. */
if (wc->masks.metadata != htonll(0)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching ARP hardware addresses. */
+ /* NXM and OXM support matching ARP hardware addresses. */
if (!eth_addr_is_zero(wc->masks.arp_sha) ||
!eth_addr_is_zero(wc->masks.arp_tha)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching IPv6 traffic. */
+ /* NXM and OXM support matching IPv6 traffic. */
if (match->flow.dl_type == htons(ETH_TYPE_IPV6)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching registers. */
+ /* NXM and OXM support matching registers. */
if (!regs_fully_wildcarded(wc)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching tun_id. */
+ /* NXM and OXM support matching tun_id. */
if (wc->masks.tunnel.tun_id != htonll(0)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching fragments. */
+ /* NXM and OXM support matching fragments. */
if (wc->masks.nw_frag) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching IPv6 flow label. */
+ /* NXM and OXM support matching IPv6 flow label. */
if (wc->masks.ipv6_label) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching IP ECN bits. */
+ /* NXM and OXM support matching IP ECN bits. */
if (wc->masks.nw_tos & IP_ECN_MASK) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports matching IP TTL/hop limit. */
+ /* NXM and OXM support matching IP TTL/hop limit. */
if (wc->masks.nw_ttl) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports non-CIDR IPv4 address masks. */
+ /* NXM and OXM support non-CIDR IPv4 address masks. */
if (!ip_is_cidr(wc->masks.nw_src) || !ip_is_cidr(wc->masks.nw_dst)) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
- /* Only NXM supports bitwise matching on transport port. */
+ /* NXM and OXM support bitwise matching on transport port. */
if ((wc->masks.tp_src && wc->masks.tp_src != htons(UINT16_MAX)) ||
(wc->masks.tp_dst && wc->masks.tp_dst != htons(UINT16_MAX))) {
- return OFPUTIL_P_OF10_NXM_ANY;
+ return OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
/* Other formats can express this rule. */
* connection if the switch processes the returned message correctly. (If
* '*next != want' then the caller will have to iterate.)
*
- * If 'current == want', returns NULL and stores 'current' in '*next'. */
+ * If 'current == want', or if it is not possible to transition from 'current'
+ * to 'want' (because, for example, 'current' and 'want' use different OpenFlow
+ * protocol versions), returns NULL and stores 'current' in '*next'. */
struct ofpbuf *
ofputil_encode_set_protocol(enum ofputil_protocol current,
enum ofputil_protocol want,
enum ofputil_protocol *next)
{
+ enum ofp_version cur_version, want_version;
enum ofputil_protocol cur_base, want_base;
bool cur_tid, want_tid;
+ cur_version = ofputil_protocol_to_ofp_version(current);
+ want_version = ofputil_protocol_to_ofp_version(want);
+ if (cur_version != want_version) {
+ *next = current;
+ return NULL;
+ }
+
cur_base = ofputil_protocol_to_base(current);
want_base = ofputil_protocol_to_base(want);
if (cur_base != want_base) {
return ofputil_encode_nx_set_flow_format(NXFF_OPENFLOW10);
case OFPUTIL_P_OF12_OXM:
- return ofputil_encode_nx_set_flow_format(NXFF_OPENFLOW12);
+ /* There's only one OpenFlow 1.2 protocol and we already verified
+ * above that we're not trying to change versions. */
+ NOT_REACHED();
case OFPUTIL_P_OF10_STD_TID:
case OFPUTIL_P_OF10_NXM_TID:
case NXFF_NXM:
return OFPUTIL_P_OF10_NXM;
- case NXFF_OPENFLOW12:
- return OFPUTIL_P_OF12_OXM;
-
default:
return 0;
}
return "openflow10";
case NXFF_NXM:
return "nxm";
- case NXFF_OPENFLOW12:
- return "openflow12";
default:
NOT_REACHED();
}
usable_protocols &= OFPUTIL_P_TID;
}
- /* Matching of the cookie is only supported through NXM. */
+ /* Matching of the cookie is only supported through NXM or OF1.1+. */
if (fm->cookie_mask != htonll(0)) {
- usable_protocols &= OFPUTIL_P_OF10_NXM_ANY;
+ usable_protocols &= OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
}
- assert(usable_protocols);
return usable_protocols;
}
usable_protocols = ofputil_usable_protocols(&fsr->match);
if (fsr->cookie_mask != htonll(0)) {
- usable_protocols &= OFPUTIL_P_OF10_NXM_ANY;
+ usable_protocols &= OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF12_OXM;
}
return usable_protocols;
}
OFPUTIL_NAMED_PORT(ALL) \
OFPUTIL_NAMED_PORT(CONTROLLER) \
OFPUTIL_NAMED_PORT(LOCAL) \
+ OFPUTIL_NAMED_PORT(ANY)
+
+/* For backwards compatibility, so that "none" is recognized as OFPP_ANY */
+#define OFPUTIL_NAMED_PORTS_WITH_NONE \
+ OFPUTIL_NAMED_PORTS \
OFPUTIL_NAMED_PORT(NONE)
/* Stores the port number represented by 's' into '*portp'. 's' may be an
};
static const struct pair pairs[] = {
#define OFPUTIL_NAMED_PORT(NAME) {#NAME, OFPP_##NAME},
- OFPUTIL_NAMED_PORTS
+ OFPUTIL_NAMED_PORTS_WITH_NONE
#undef OFPUTIL_NAMED_PORT
};
const struct pair *p;
}
case OFP10_VERSION: {
- const struct ofp10_queue_stats_request *qsr11 = ofpmsg_body(request);
- oqsr->queue_id = ntohl(qsr11->queue_id);
- oqsr->port_no = ntohs(qsr11->port_no);
+ const struct ofp10_queue_stats_request *qsr10 = ofpmsg_body(request);
+ oqsr->queue_id = ntohl(qsr10->queue_id);
+ oqsr->port_no = ntohs(qsr10->port_no);
+ /* OF 1.0 uses OFPP_ALL for OFPP_ANY */
+ if (oqsr->port_no == OFPP_ALL) {
+ oqsr->port_no = OFPP_ANY;
+ }
return 0;
}
struct ofp10_queue_stats_request *req;
request = ofpraw_alloc(OFPRAW_OFPST10_QUEUE_REQUEST, ofp_version, 0);
req = ofpbuf_put_zeros(request, sizeof *req);
- req->port_no = htons(oqsr->port_no);
+ /* 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->queue_id = htonl(oqsr->queue_id);
break;
}