X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fmatch.c;h=e97b0b18f6c8ad1431d5f98f857cd718faf95a1a;hb=591cb419cf3694e0ae66a95973e73c61bad9e03d;hp=bedb1a1d280229ca409fd84ebd04ca1dacaa8f05;hpb=48cecbdc39ccf29e7ea98a348cd2f4664272500b;p=sliver-openvswitch.git

diff --git a/lib/match.c b/lib/match.c
index bedb1a1d2..e97b0b18f 100644
--- a/lib/match.c
+++ b/lib/match.c
@@ -60,8 +60,8 @@ match_wc_init(struct match *match, const struct flow *flow)
         memset(&wc->masks.skb_priority, 0xff, sizeof wc->masks.skb_priority);
     }
 
-    if (flow->skb_mark) {
-        memset(&wc->masks.skb_mark, 0xff, sizeof wc->masks.skb_mark);
+    if (flow->pkt_mark) {
+        memset(&wc->masks.pkt_mark, 0xff, sizeof wc->masks.pkt_mark);
     }
 
     for (i = 0; i < FLOW_N_REGS; i++) {
@@ -98,6 +98,8 @@ match_wc_init(struct match *match, const struct flow *flow)
                (flow->dl_type == htons(ETH_TYPE_RARP))) {
         memset(&wc->masks.nw_src, 0xff, sizeof wc->masks.nw_src);
         memset(&wc->masks.nw_dst, 0xff, sizeof wc->masks.nw_dst);
+    } else if (eth_type_mpls(flow->dl_type)) {
+        memset(&wc->masks.mpls_lse, 0xff, sizeof wc->masks.mpls_lse);
     }
 
     if (flow->dl_type == htons(ETH_TYPE_ARP) ||
@@ -109,21 +111,22 @@ match_wc_init(struct match *match, const struct flow *flow)
     if (is_ip_any(flow)) {
         memset(&wc->masks.nw_tos, 0xff, sizeof wc->masks.nw_tos);
         memset(&wc->masks.nw_ttl, 0xff, sizeof wc->masks.nw_ttl);
-    }
 
-    if (flow->nw_frag) {
-        memset(&wc->masks.nw_frag, 0xff, sizeof wc->masks.nw_frag);
-    }
+        if (flow->nw_frag) {
+            memset(&wc->masks.nw_frag, 0xff, sizeof wc->masks.nw_frag);
+        }
 
-    if (flow->nw_proto == IPPROTO_ICMP || flow->nw_proto == IPPROTO_ICMPV6 ||
-        (flow->tp_src || flow->tp_dst)) {
-        memset(&wc->masks.tp_src, 0xff, sizeof wc->masks.tp_src);
-        memset(&wc->masks.tp_dst, 0xff, sizeof wc->masks.tp_dst);
-    }
+        if (flow->nw_proto == IPPROTO_ICMP ||
+            flow->nw_proto == IPPROTO_ICMPV6 ||
+            (flow->tp_src || flow->tp_dst)) {
+            memset(&wc->masks.tp_src, 0xff, sizeof wc->masks.tp_src);
+            memset(&wc->masks.tp_dst, 0xff, sizeof wc->masks.tp_dst);
+        }
 
-    if (flow->nw_proto == IPPROTO_ICMPV6) {
-        memset(&wc->masks.arp_sha, 0xff, sizeof wc->masks.arp_sha);
-        memset(&wc->masks.arp_tha, 0xff, sizeof wc->masks.arp_tha);
+        if (flow->nw_proto == IPPROTO_ICMPV6) {
+            memset(&wc->masks.arp_sha, 0xff, sizeof wc->masks.arp_sha);
+            memset(&wc->masks.arp_tha, 0xff, sizeof wc->masks.arp_tha);
+        }
     }
 
     return;
@@ -133,13 +136,8 @@ match_wc_init(struct match *match, const struct flow *flow)
 void
 match_init_exact(struct match *match, const struct flow *flow)
 {
-    ovs_be64 tun_id = flow->tunnel.tun_id;
-
     match->flow = *flow;
     match->flow.skb_priority = 0;
-    match->flow.skb_mark = 0;
-    memset(&match->flow.tunnel, 0, sizeof match->flow.tunnel);
-    match->flow.tunnel.tun_id = tun_id;
     flow_wildcards_init_exact(&match->wc);
 }
 
@@ -273,10 +271,10 @@ match_set_tun_flags_masked(struct match *match, uint16_t flags, uint16_t mask)
 }
 
 void
-match_set_in_port(struct match *match, uint16_t ofp_port)
+match_set_in_port(struct match *match, ofp_port_t ofp_port)
 {
-    match->wc.masks.in_port = UINT16_MAX;
-    match->flow.in_port = ofp_port;
+    match->wc.masks.in_port.ofp_port = u16_to_ofp(UINT16_MAX);
+    match->flow.in_port.ofp_port = ofp_port;
 }
 
 void
@@ -287,10 +285,16 @@ match_set_skb_priority(struct match *match, uint32_t skb_priority)
 }
 
 void
-match_set_skb_mark(struct match *match, uint32_t skb_mark)
+match_set_pkt_mark(struct match *match, uint32_t pkt_mark)
 {
-    match->wc.masks.skb_mark = UINT32_MAX;
-    match->flow.skb_mark = skb_mark;
+    match_set_pkt_mark_masked(match, pkt_mark, UINT32_MAX);
+}
+
+void
+match_set_pkt_mark_masked(struct match *match, uint32_t pkt_mark, uint32_t mask)
+{
+    match->flow.pkt_mark = pkt_mark & mask;
+    match->wc.masks.pkt_mark = mask;
 }
 
 void
@@ -460,6 +464,57 @@ match_set_dl_vlan_pcp(struct match *match, uint8_t dl_vlan_pcp)
     match->wc.masks.vlan_tci |= htons(VLAN_CFI | VLAN_PCP_MASK);
 }
 
+/* Modifies 'match' so that the MPLS label is wildcarded. */
+void
+match_set_any_mpls_label(struct match *match)
+{
+    match->wc.masks.mpls_lse &= ~htonl(MPLS_LABEL_MASK);
+    flow_set_mpls_label(&match->flow, htonl(0));
+}
+
+/* Modifies 'match' so that it matches only packets with an MPLS header whose
+ * label equals the low 20 bits of 'mpls_label'. */
+void
+match_set_mpls_label(struct match *match, ovs_be32 mpls_label)
+{
+    match->wc.masks.mpls_lse |= htonl(MPLS_LABEL_MASK);
+    flow_set_mpls_label(&match->flow, mpls_label);
+}
+
+/* Modifies 'match' so that the MPLS TC is wildcarded. */
+void
+match_set_any_mpls_tc(struct match *match)
+{
+    match->wc.masks.mpls_lse &= ~htonl(MPLS_TC_MASK);
+    flow_set_mpls_tc(&match->flow, 0);
+}
+
+/* Modifies 'match' so that it matches only packets with an MPLS header whose
+ * Traffic Class equals the low 3 bits of 'mpls_tc'. */
+void
+match_set_mpls_tc(struct match *match, uint8_t mpls_tc)
+{
+    match->wc.masks.mpls_lse |= htonl(MPLS_TC_MASK);
+    flow_set_mpls_tc(&match->flow, mpls_tc);
+}
+
+/* Modifies 'match' so that the MPLS stack flag is wildcarded. */
+void
+match_set_any_mpls_bos(struct match *match)
+{
+    match->wc.masks.mpls_lse &= ~htonl(MPLS_BOS_MASK);
+    flow_set_mpls_bos(&match->flow, 0);
+}
+
+/* Modifies 'match' so that it matches only packets with an MPLS header whose
+ * Stack Flag equals the lower bit of 'mpls_bos' */
+void
+match_set_mpls_bos(struct match *match, uint8_t mpls_bos)
+{
+    match->wc.masks.mpls_lse |= htonl(MPLS_BOS_MASK);
+    flow_set_mpls_bos(&match->flow, mpls_bos);
+}
+
 void
 match_set_tp_src(struct match *match, ovs_be16 tp_src)
 {
@@ -780,14 +835,22 @@ match_format(const struct match *match, struct ds *s, unsigned int priority)
 
     int i;
 
-    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 18);
+    BUILD_ASSERT_DECL(FLOW_WC_SEQ == 20);
 
     if (priority != OFP_DEFAULT_PRIORITY) {
         ds_put_format(s, "priority=%u,", priority);
     }
 
-    if (wc->masks.skb_mark) {
-        ds_put_format(s, "skb_mark=%#"PRIx32",", f->skb_mark);
+    switch (wc->masks.pkt_mark) {
+    case 0:
+        break;
+    case UINT32_MAX:
+        ds_put_format(s, "pkt_mark=%#"PRIx32",", f->pkt_mark);
+        break;
+    default:
+        ds_put_format(s, "pkt_mark=%#"PRIx32"/%#"PRIx32",",
+                      f->pkt_mark, wc->masks.pkt_mark);
+        break;
     }
 
     if (wc->masks.skb_priority) {
@@ -832,6 +895,10 @@ match_format(const struct match *match, struct ds *s, unsigned int priority)
             ds_put_cstr(s, "arp,");
         } else if (f->dl_type == htons(ETH_TYPE_RARP)) {
             ds_put_cstr(s, "rarp,");
+        } else if (f->dl_type == htons(ETH_TYPE_MPLS)) {
+            ds_put_cstr(s, "mpls,");
+        } else if (f->dl_type == htons(ETH_TYPE_MPLS_MCAST)) {
+            ds_put_cstr(s, "mplsm,");
         } else {
             skip_type = false;
         }
@@ -863,9 +930,9 @@ match_format(const struct match *match, struct ds *s, unsigned int priority)
                       ntohll(f->metadata), ntohll(wc->masks.metadata));
         break;
     }
-    if (wc->masks.in_port) {
+    if (wc->masks.in_port.ofp_port) {
         ds_put_cstr(s, "in_port=");
-        ofputil_format_port(f->in_port, s);
+        ofputil_format_port(f->in_port.ofp_port, s);
         ds_put_char(s, ',');
     }
     if (wc->masks.vlan_tci) {
@@ -940,6 +1007,22 @@ match_format(const struct match *match, struct ds *s, unsigned int priority)
     if (wc->masks.nw_ttl) {
         ds_put_format(s, "nw_ttl=%"PRIu8",", f->nw_ttl);
     }
+    if (wc->masks.mpls_lse & htonl(MPLS_LABEL_MASK)) {
+        ds_put_format(s, "mpls_label=%"PRIu32",",
+                 mpls_lse_to_label(f->mpls_lse));
+    }
+    if (wc->masks.mpls_lse & htonl(MPLS_TC_MASK)) {
+        ds_put_format(s, "mpls_tc=%"PRIu8",",
+                 mpls_lse_to_tc(f->mpls_lse));
+    }
+    if (wc->masks.mpls_lse & htonl(MPLS_TTL_MASK)) {
+        ds_put_format(s, "mpls_ttl=%"PRIu8",",
+                 mpls_lse_to_ttl(f->mpls_lse));
+    }
+    if (wc->masks.mpls_lse & htonl(MPLS_BOS_MASK)) {
+        ds_put_format(s, "mpls_bos=%"PRIu8",",
+                 mpls_lse_to_bos(f->mpls_lse));
+    }
     switch (wc->masks.nw_frag) {
     case FLOW_NW_FRAG_ANY | FLOW_NW_FRAG_LATER:
         ds_put_format(s, "nw_frag=%s,",