util: Add be32_prefix_mask().
[cascardo/ovs.git] / lib / meta-flow.c
index bc972b0..c94e0c5 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2012, 2013 Nicira, Inc.
+ * Copyright (c) 2011, 2012, 2013, 2014 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
 #include "shash.h"
 #include "socket-util.h"
 #include "unaligned.h"
+#include "util.h"
 #include "vlog.h"
 
 VLOG_DEFINE_THIS_MODULE(meta_flow);
 
+#define FLOW_U32OFS(FIELD)                                              \
+    offsetof(struct flow, FIELD) % 4 ? -1 : offsetof(struct flow, FIELD) / 4
+
 #define MF_FIELD_SIZES(MEMBER)                  \
     sizeof ((union mf_value *)0)->MEMBER,       \
     8 * sizeof ((union mf_value *)0)->MEMBER
@@ -49,6 +53,30 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
     /* ## -------- ## */
 
     {
+        MFF_DP_HASH, "dp_hash", NULL,
+        MF_FIELD_SIZES(be32),
+        MFM_FULLY,
+        MFS_HEXADECIMAL,
+        MFP_NONE,
+        false,
+        NXM_NX_DP_HASH, "NXM_NX_DP_HASH",
+        NXM_NX_DP_HASH, "NXM_NX_DP_HASH", 0,
+        OFPUTIL_P_NXM_OXM_ANY,
+        OFPUTIL_P_NXM_OXM_ANY,
+        -1,
+    }, {
+        MFF_RECIRC_ID, "recirc_id", NULL,
+        MF_FIELD_SIZES(be32),
+        MFM_NONE,
+        MFS_DECIMAL,
+        MFP_NONE,
+        false,
+        NXM_NX_RECIRC_ID, "NXM_NX_RECIRC_ID",
+        NXM_NX_RECIRC_ID, "NXM_NX_RECIRC_ID", 0,
+        OFPUTIL_P_NXM_OXM_ANY,
+        OFPUTIL_P_NXM_OXM_ANY,
+        -1,
+    }, {
         MFF_TUN_ID, "tun_id", "tunnel_id",
         MF_FIELD_SIZES(be64),
         MFM_FULLY,
@@ -56,9 +84,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_NX_TUN_ID, "NXM_NX_TUN_ID",
-        OXM_OF_TUNNEL_ID, "OXM_OF_TUNNEL_ID",
+        OXM_OF_TUNNEL_ID, "OXM_OF_TUNNEL_ID", OFP13_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        FLOW_U32OFS(tunnel.tun_id),
     }, {
         MFF_TUN_SRC, "tun_src", NULL,
         MF_FIELD_SIZES(be32),
@@ -67,9 +96,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_NX_TUN_IPV4_SRC, "NXM_NX_TUN_IPV4_SRC",
-        NXM_NX_TUN_IPV4_SRC, "NXM_NX_TUN_IPV4_SRC",
+        NXM_NX_TUN_IPV4_SRC, "NXM_NX_TUN_IPV4_SRC", 0,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        FLOW_U32OFS(tunnel.ip_src),
     }, {
         MFF_TUN_DST, "tun_dst", NULL,
         MF_FIELD_SIZES(be32),
@@ -78,9 +108,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_NX_TUN_IPV4_DST, "NXM_NX_TUN_IPV4_DST",
-        NXM_NX_TUN_IPV4_DST, "NXM_NX_TUN_IPV4_DST",
+        NXM_NX_TUN_IPV4_DST, "NXM_NX_TUN_IPV4_DST", 0,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        FLOW_U32OFS(tunnel.ip_dst),
     }, {
         MFF_TUN_FLAGS, "tun_flags", NULL,
         MF_FIELD_SIZES(be16),
@@ -89,9 +120,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         false,
         0, NULL,
-        0, NULL,
+        0, NULL, 0,
         OFPUTIL_P_NONE,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_TUN_TTL, "tun_ttl", NULL,
         MF_FIELD_SIZES(u8),
@@ -100,9 +132,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         false,
         0, NULL,
-        0, NULL,
+        0, NULL, 0,
         OFPUTIL_P_NONE,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_TUN_TOS, "tun_tos", NULL,
         MF_FIELD_SIZES(u8),
@@ -111,9 +144,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         false,
         0, NULL,
-        0, NULL,
+        0, NULL, 0,
         OFPUTIL_P_NONE,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_METADATA, "metadata", NULL,
         MF_FIELD_SIZES(be64),
@@ -122,9 +156,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         OXM_OF_METADATA, "OXM_OF_METADATA",
-        OXM_OF_METADATA, "OXM_OF_METADATA",
+        OXM_OF_METADATA, "OXM_OF_METADATA", OFP12_VERSION,
         OFPUTIL_P_NXM_OF11_UP,
         OFPUTIL_P_NXM_OF11_UP,
+        -1,
     }, {
         MFF_IN_PORT, "in_port", NULL,
         MF_FIELD_SIZES(be16),
@@ -133,9 +168,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_OF_IN_PORT, "NXM_OF_IN_PORT",
-        NXM_OF_IN_PORT, "NXM_OF_IN_PORT",
+        NXM_OF_IN_PORT, "NXM_OF_IN_PORT", 0,
         OFPUTIL_P_ANY,   /* OF11+ via mapping to 32 bits. */
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_IN_PORT_OXM, "in_port_oxm", NULL,
         MF_FIELD_SIZES(be32),
@@ -144,9 +180,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         OXM_OF_IN_PORT, "OXM_OF_IN_PORT",
-        OXM_OF_IN_PORT, "OXM_OF_IN_PORT",
+        OXM_OF_IN_PORT, "OXM_OF_IN_PORT", OFP12_VERSION,
         OFPUTIL_P_OF11_UP,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_SKB_PRIORITY, "skb_priority", NULL,
         MF_FIELD_SIZES(be32),
@@ -155,9 +192,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         false,
         0, NULL,
-        0, NULL,
+        0, NULL, 0,
         OFPUTIL_P_NONE,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_PKT_MARK, "pkt_mark", NULL,
         MF_FIELD_SIZES(be32),
@@ -166,9 +204,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_NX_PKT_MARK, "NXM_NX_PKT_MARK",
-        NXM_NX_PKT_MARK, "NXM_NX_PKT_MARK",
+        NXM_NX_PKT_MARK, "NXM_NX_PKT_MARK", 0,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     },
 
 #define REGISTER(IDX)                           \
@@ -180,9 +219,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,                               \
         true,                                   \
         NXM_NX_REG(IDX), "NXM_NX_REG" #IDX,     \
-        NXM_NX_REG(IDX), "NXM_NX_REG" #IDX,     \
+        NXM_NX_REG(IDX), "NXM_NX_REG" #IDX, 0,  \
         OFPUTIL_P_NXM_OXM_ANY,                  \
         OFPUTIL_P_NXM_OXM_ANY,                  \
+        -1,                                     \
     }
 #if FLOW_N_REGS > 0
     REGISTER(0),
@@ -224,9 +264,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_OF_ETH_SRC, "NXM_OF_ETH_SRC",
-        OXM_OF_ETH_SRC, "OXM_OF_ETH_SRC",
+        OXM_OF_ETH_SRC, "OXM_OF_ETH_SRC", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OF11_UP,   /* Bitwise masking only with NXM and OF11+! */
+        -1,
     }, {
         MFF_ETH_DST, "eth_dst", "dl_dst",
         MF_FIELD_SIZES(mac),
@@ -235,9 +276,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_OF_ETH_DST, "NXM_OF_ETH_DST",
-        OXM_OF_ETH_DST, "OXM_OF_ETH_DST",
+        OXM_OF_ETH_DST, "OXM_OF_ETH_DST", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OF11_UP,   /* Bitwise masking only with NXM and OF11+! */
+        -1,
     }, {
         MFF_ETH_TYPE, "eth_type", "dl_type",
         MF_FIELD_SIZES(be16),
@@ -246,9 +288,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         false,
         NXM_OF_ETH_TYPE, "NXM_OF_ETH_TYPE",
-        OXM_OF_ETH_TYPE, "OXM_OF_ETH_TYPE",
+        OXM_OF_ETH_TYPE, "OXM_OF_ETH_TYPE", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NONE,
+        -1,
     },
 
     {
@@ -259,9 +302,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         NXM_OF_VLAN_TCI, "NXM_OF_VLAN_TCI",
-        NXM_OF_VLAN_TCI, "NXM_OF_VLAN_TCI",
+        NXM_OF_VLAN_TCI, "NXM_OF_VLAN_TCI", 0,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_DL_VLAN, "dl_vlan", NULL,
         sizeof(ovs_be16), 12,
@@ -270,9 +314,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         0, NULL,
-        0, NULL,
+        0, NULL, 0,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_VLAN_VID, "vlan_vid", NULL,
         sizeof(ovs_be16), 12,
@@ -281,9 +326,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         OXM_OF_VLAN_VID, "OXM_OF_VLAN_VID",
-        OXM_OF_VLAN_VID, "OXM_OF_VLAN_VID",
+        OXM_OF_VLAN_VID, "OXM_OF_VLAN_VID", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_DL_VLAN_PCP, "dl_vlan_pcp", NULL,
         1, 3,
@@ -292,9 +338,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_NONE,
         true,
         0, NULL,
-        0, NULL,
+        0, NULL, 0,
         OFPUTIL_P_ANY,   /* Will be mapped to NXM and OXM. */
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_VLAN_PCP, "vlan_pcp", NULL,
         1, 3,
@@ -303,9 +350,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_VLAN_VID,
         true,
         OXM_OF_VLAN_PCP, "OXM_OF_VLAN_PCP",
-        OXM_OF_VLAN_PCP, "OXM_OF_VLAN_PCP",
+        OXM_OF_VLAN_PCP, "OXM_OF_VLAN_PCP", OFP12_VERSION,
         OFPUTIL_P_ANY,   /* Will be mapped to OF10 and NXM. */
         OFPUTIL_P_NONE,
+        -1,
     },
 
     /* ## ---- ## */
@@ -319,9 +367,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_MPLS,
         true,
         OXM_OF_MPLS_LABEL, "OXM_OF_MPLS_LABEL",
-        OXM_OF_MPLS_LABEL, "OXM_OF_MPLS_LABEL",
+        OXM_OF_MPLS_LABEL, "OXM_OF_MPLS_LABEL", OFP12_VERSION,
         OFPUTIL_P_NXM_OF11_UP,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_MPLS_TC, "mpls_tc", NULL,
         1, 3,
@@ -330,9 +379,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_MPLS,
         true,
         OXM_OF_MPLS_TC, "OXM_OF_MPLS_TC",
-        OXM_OF_MPLS_TC, "OXM_OF_MPLS_TC",
+        OXM_OF_MPLS_TC, "OXM_OF_MPLS_TC", OFP12_VERSION,
         OFPUTIL_P_NXM_OF11_UP,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_MPLS_BOS, "mpls_bos", NULL,
         1, 1,
@@ -341,9 +391,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_MPLS,
         false,
         OXM_OF_MPLS_BOS, "OXM_OF_MPLS_BOS",
-        OXM_OF_MPLS_BOS, "OXM_OF_MPLS_BOS",
+        OXM_OF_MPLS_BOS, "OXM_OF_MPLS_BOS", OFP13_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NONE,
+        -1,
     },
 
     /* ## -- ## */
@@ -358,9 +409,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IPV4,
         true,
         NXM_OF_IP_SRC, "NXM_OF_IP_SRC",
-        OXM_OF_IPV4_SRC, "OXM_OF_IPV4_SRC",
+        OXM_OF_IPV4_SRC, "OXM_OF_IPV4_SRC", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OF11_UP,
+        FLOW_U32OFS(nw_src),
     }, {
         MFF_IPV4_DST, "ip_dst", "nw_dst",
         MF_FIELD_SIZES(be32),
@@ -369,9 +421,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IPV4,
         true,
         NXM_OF_IP_DST, "NXM_OF_IP_DST",
-        OXM_OF_IPV4_DST, "OXM_OF_IPV4_DST",
+        OXM_OF_IPV4_DST, "OXM_OF_IPV4_DST", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OF11_UP,
+        FLOW_U32OFS(nw_dst),
     },
 
     {
@@ -382,9 +435,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IPV6,
         true,
         NXM_NX_IPV6_SRC, "NXM_NX_IPV6_SRC",
-        OXM_OF_IPV6_SRC, "OXM_OF_IPV6_SRC",
+        OXM_OF_IPV6_SRC, "OXM_OF_IPV6_SRC", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        FLOW_U32OFS(ipv6_src),
     }, {
         MFF_IPV6_DST, "ipv6_dst", NULL,
         MF_FIELD_SIZES(ipv6),
@@ -393,9 +447,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IPV6,
         true,
         NXM_NX_IPV6_DST, "NXM_NX_IPV6_DST",
-        OXM_OF_IPV6_DST, "OXM_OF_IPV6_DST",
+        OXM_OF_IPV6_DST, "OXM_OF_IPV6_DST", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        FLOW_U32OFS(ipv6_dst),
     },
     {
         MFF_IPV6_LABEL, "ipv6_label", NULL,
@@ -405,9 +460,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IPV6,
         false,
         NXM_NX_IPV6_LABEL, "NXM_NX_IPV6_LABEL",
-        OXM_OF_IPV6_FLABEL, "OXM_OF_IPV6_FLABEL",
+        OXM_OF_IPV6_FLABEL, "OXM_OF_IPV6_FLABEL", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     },
 
     {
@@ -418,9 +474,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IP_ANY,
         false,
         NXM_OF_IP_PROTO, "NXM_OF_IP_PROTO",
-        OXM_OF_IP_PROTO, "OXM_OF_IP_PROTO",
+        OXM_OF_IP_PROTO, "OXM_OF_IP_PROTO", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_IP_DSCP, "nw_tos", NULL,
         MF_FIELD_SIZES(u8),
@@ -429,9 +486,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IP_ANY,
         true,
         NXM_OF_IP_TOS, "NXM_OF_IP_TOS",
-        NXM_OF_IP_TOS, "NXM_OF_IP_TOS",
+        NXM_OF_IP_TOS, "NXM_OF_IP_TOS", 0,
         OFPUTIL_P_ANY,   /* Will be shifted for OXM. */
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_IP_DSCP_SHIFTED, "ip_dscp", NULL,
         1, 6,
@@ -440,9 +498,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IP_ANY,
         true,
         OXM_OF_IP_DSCP, "OXM_OF_IP_DSCP",
-        OXM_OF_IP_DSCP, "OXM_OF_IP_DSCP",
+        OXM_OF_IP_DSCP, "OXM_OF_IP_DSCP", OFP12_VERSION,
         OFPUTIL_P_ANY,   /* Will be shifted for non-OXM. */
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_IP_ECN, "nw_ecn", "ip_ecn",
         1, 2,
@@ -451,9 +510,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IP_ANY,
         true,
         NXM_NX_IP_ECN, "NXM_NX_IP_ECN",
-        OXM_OF_IP_ECN, "OXM_OF_IP_ECN",
+        OXM_OF_IP_ECN, "OXM_OF_IP_ECN", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_IP_TTL, "nw_ttl", NULL,
         MF_FIELD_SIZES(u8),
@@ -462,9 +522,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IP_ANY,
         true,
         NXM_NX_IP_TTL, "NXM_NX_IP_TTL",
-        NXM_NX_IP_TTL, "NXM_NX_IP_TTL",
+        NXM_NX_IP_TTL, "NXM_NX_IP_TTL", 0,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_IP_FRAG, "ip_frag", NULL,
         1, 2,
@@ -473,9 +534,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_IP_ANY,
         false,
         NXM_NX_IP_FRAG, "NXM_NX_IP_FRAG",
-        NXM_NX_IP_FRAG, "NXM_NX_IP_FRAG",
+        NXM_NX_IP_FRAG, "NXM_NX_IP_FRAG", 0,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     },
 
     {
@@ -486,9 +548,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ARP,
         true,
         NXM_OF_ARP_OP, "NXM_OF_ARP_OP",
-        OXM_OF_ARP_OP, "OXM_OF_ARP_OP",
+        OXM_OF_ARP_OP, "OXM_OF_ARP_OP", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_ARP_SPA, "arp_spa", NULL,
         MF_FIELD_SIZES(be32),
@@ -497,9 +560,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ARP,
         true,
         NXM_OF_ARP_SPA, "NXM_OF_ARP_SPA",
-        OXM_OF_ARP_SPA, "OXM_OF_ARP_SPA",
+        OXM_OF_ARP_SPA, "OXM_OF_ARP_SPA", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OF11_UP,
+        -1,
     }, {
         MFF_ARP_TPA, "arp_tpa", NULL,
         MF_FIELD_SIZES(be32),
@@ -508,9 +572,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ARP,
         true,
         NXM_OF_ARP_TPA, "NXM_OF_ARP_TPA",
-        OXM_OF_ARP_TPA, "OXM_OF_ARP_TPA",
+        OXM_OF_ARP_TPA, "OXM_OF_ARP_TPA", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OF11_UP,
+        -1,
     }, {
         MFF_ARP_SHA, "arp_sha", NULL,
         MF_FIELD_SIZES(mac),
@@ -519,9 +584,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ARP,
         true,
         NXM_NX_ARP_SHA, "NXM_NX_ARP_SHA",
-        OXM_OF_ARP_SHA, "OXM_OF_ARP_SHA",
+        OXM_OF_ARP_SHA, "OXM_OF_ARP_SHA", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_ARP_THA, "arp_tha", NULL,
         MF_FIELD_SIZES(mac),
@@ -530,9 +596,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ARP,
         true,
         NXM_NX_ARP_THA, "NXM_NX_ARP_THA",
-        OXM_OF_ARP_THA, "OXM_OF_ARP_THA",
+        OXM_OF_ARP_THA, "OXM_OF_ARP_THA", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     },
 
     /* ## -- ## */
@@ -547,9 +614,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_TCP,
         true,
         NXM_OF_TCP_SRC, "NXM_OF_TCP_SRC",
-        OXM_OF_TCP_SRC, "OXM_OF_TCP_SRC",
+        OXM_OF_TCP_SRC, "OXM_OF_TCP_SRC", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_TCP_DST, "tcp_dst", "tp_dst",
         MF_FIELD_SIZES(be16),
@@ -558,9 +626,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_TCP,
         true,
         NXM_OF_TCP_DST, "NXM_OF_TCP_DST",
-        OXM_OF_TCP_DST, "OXM_OF_TCP_DST",
+        OXM_OF_TCP_DST, "OXM_OF_TCP_DST", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_TCP_FLAGS, "tcp_flags", NULL,
         2, 12,
@@ -569,9 +638,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_TCP,
         false,
         NXM_NX_TCP_FLAGS, "NXM_NX_TCP_FLAGS",
-        NXM_NX_TCP_FLAGS, "NXM_NX_TCP_FLAGS",
+        OXM_OF_TCP_FLAGS, "OXM_OF_TCP_FLAGS", OFP15_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     },
 
     {
@@ -582,9 +652,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_UDP,
         true,
         NXM_OF_UDP_SRC, "NXM_OF_UDP_SRC",
-        OXM_OF_UDP_SRC, "OXM_OF_UDP_SRC",
+        OXM_OF_UDP_SRC, "OXM_OF_UDP_SRC", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_UDP_DST, "udp_dst", NULL,
         MF_FIELD_SIZES(be16),
@@ -593,9 +664,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_UDP,
         true,
         NXM_OF_UDP_DST, "NXM_OF_UDP_DST",
-        OXM_OF_UDP_DST, "OXM_OF_UDP_DST",
+        OXM_OF_UDP_DST, "OXM_OF_UDP_DST", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     },
 
     {
@@ -606,9 +678,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_SCTP,
         true,
         OXM_OF_SCTP_SRC, "OXM_OF_SCTP_SRC",
-        OXM_OF_SCTP_SRC, "OXM_OF_SCTP_SRC",
+        OXM_OF_SCTP_SRC, "OXM_OF_SCTP_SRC", OFP12_VERSION,
         OFPUTIL_P_NXM_OF11_UP,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_SCTP_DST, "sctp_dst", NULL,
         MF_FIELD_SIZES(be16),
@@ -617,9 +690,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_SCTP,
         true,
         OXM_OF_SCTP_DST, "OXM_OF_SCTP_DST",
-        OXM_OF_SCTP_DST, "OXM_OF_SCTP_DST",
+        OXM_OF_SCTP_DST, "OXM_OF_SCTP_DST", OFP12_VERSION,
         OFPUTIL_P_NXM_OF11_UP,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     },
 
     {
@@ -630,9 +704,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ICMPV4,
         false,
         NXM_OF_ICMP_TYPE, "NXM_OF_ICMP_TYPE",
-        OXM_OF_ICMPV4_TYPE, "OXM_OF_ICMPV4_TYPE",
+        OXM_OF_ICMPV4_TYPE, "OXM_OF_ICMPV4_TYPE", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_ICMPV4_CODE, "icmp_code", NULL,
         MF_FIELD_SIZES(u8),
@@ -641,9 +716,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ICMPV4,
         false,
         NXM_OF_ICMP_CODE, "NXM_OF_ICMP_CODE",
-        OXM_OF_ICMPV4_CODE, "OXM_OF_ICMPV4_CODE",
+        OXM_OF_ICMPV4_CODE, "OXM_OF_ICMPV4_CODE", OFP12_VERSION,
         OFPUTIL_P_ANY,
         OFPUTIL_P_NONE,
+        -1,
     },
 
     {
@@ -654,9 +730,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ICMPV6,
         false,
         NXM_NX_ICMPV6_TYPE, "NXM_NX_ICMPV6_TYPE",
-        OXM_OF_ICMPV6_TYPE, "OXM_OF_ICMPV6_TYPE",
+        OXM_OF_ICMPV6_TYPE, "OXM_OF_ICMPV6_TYPE", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NONE,
+        -1,
     }, {
         MFF_ICMPV6_CODE, "icmpv6_code", NULL,
         MF_FIELD_SIZES(u8),
@@ -665,9 +742,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ICMPV6,
         false,
         NXM_NX_ICMPV6_CODE, "NXM_NX_ICMPV6_CODE",
-        OXM_OF_ICMPV6_CODE, "OXM_OF_ICMPV6_CODE",
+        OXM_OF_ICMPV6_CODE, "OXM_OF_ICMPV6_CODE", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NONE,
+        -1,
     },
 
     /* ## ---- ## */
@@ -682,9 +760,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ND,
         false,
         NXM_NX_ND_TARGET, "NXM_NX_ND_TARGET",
-        OXM_OF_IPV6_ND_TARGET, "OXM_OF_IPV6_ND_TARGET",
+        OXM_OF_IPV6_ND_TARGET, "OXM_OF_IPV6_ND_TARGET", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_ND_SLL, "nd_sll", NULL,
         MF_FIELD_SIZES(mac),
@@ -693,9 +772,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ND_SOLICIT,
         false,
         NXM_NX_ND_SLL, "NXM_NX_ND_SLL",
-        OXM_OF_IPV6_ND_SLL, "OXM_OF_IPV6_ND_SLL",
+        OXM_OF_IPV6_ND_SLL, "OXM_OF_IPV6_ND_SLL", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }, {
         MFF_ND_TLL, "nd_tll", NULL,
         MF_FIELD_SIZES(mac),
@@ -704,9 +784,10 @@ const struct mf_field mf_fields[MFF_N_IDS] = {
         MFP_ND_ADVERT,
         false,
         NXM_NX_ND_TLL, "NXM_NX_ND_TLL",
-        OXM_OF_IPV6_ND_TLL, "OXM_OF_IPV6_ND_TLL",
+        OXM_OF_IPV6_ND_TLL, "OXM_OF_IPV6_ND_TLL", OFP12_VERSION,
         OFPUTIL_P_NXM_OXM_ANY,
         OFPUTIL_P_NXM_OXM_ANY,
+        -1,
     }
 };
 
@@ -814,6 +895,16 @@ mf_from_nxm_header__(uint32_t header)
     return NULL;
 }
 
+uint32_t
+mf_oxm_header(enum mf_field_id id, enum ofp_version oxm_version)
+{
+    const struct mf_field *field = mf_from_id(id);
+
+    return (oxm_version >= field->oxm_version
+            ? field->oxm_header
+            : field->nxm_header);
+}
+
 /* Returns true if 'wc' wildcards all the bits in field 'mf', false if 'wc'
  * specifies at least one bit in the field.
  *
@@ -823,6 +914,10 @@ bool
 mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc)
 {
     switch (mf->id) {
+    case MFF_DP_HASH:
+        return !wc->masks.dp_hash;
+    case MFF_RECIRC_ID:
+        return !wc->masks.recirc_id;
     case MFF_TUN_SRC:
         return !wc->masks.tunnel.ip_src;
     case MFF_TUN_DST:
@@ -870,11 +965,11 @@ mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc)
         return !(wc->masks.vlan_tci & htons(VLAN_PCP_MASK));
 
     case MFF_MPLS_LABEL:
-        return !(wc->masks.mpls_lse & htonl(MPLS_LABEL_MASK));
+        return !(wc->masks.mpls_lse[0] & htonl(MPLS_LABEL_MASK));
     case MFF_MPLS_TC:
-        return !(wc->masks.mpls_lse & htonl(MPLS_TC_MASK));
+        return !(wc->masks.mpls_lse[0] & htonl(MPLS_TC_MASK));
     case MFF_MPLS_BOS:
-        return !(wc->masks.mpls_lse & htonl(MPLS_BOS_MASK));
+        return !(wc->masks.mpls_lse[0] & htonl(MPLS_BOS_MASK));
 
     case MFF_IPV4_SRC:
         return !wc->masks.nw_src;
@@ -929,7 +1024,7 @@ mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc)
 
     case MFF_N_IDS:
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 }
 
@@ -960,21 +1055,7 @@ mf_is_mask_valid(const struct mf_field *mf, const union mf_value *mask)
         return true;
     }
 
-    NOT_REACHED();
-}
-
-static bool
-is_icmpv4(const struct flow *flow)
-{
-    return (flow->dl_type == htons(ETH_TYPE_IP)
-            && flow->nw_proto == IPPROTO_ICMP);
-}
-
-static bool
-is_icmpv6(const struct flow *flow)
-{
-    return (flow->dl_type == htons(ETH_TYPE_IPV6)
-            && flow->nw_proto == IPPROTO_ICMPV6);
+    OVS_NOT_REACHED();
 }
 
 /* Returns true if 'flow' meets the prerequisites for 'mf', false otherwise. */
@@ -1025,7 +1106,7 @@ mf_are_prereqs_ok(const struct mf_field *mf, const struct flow *flow)
                 && (flow->tp_src == htons(ND_NEIGHBOR_ADVERT)));
     }
 
-    NOT_REACHED();
+    OVS_NOT_REACHED();
 }
 
 /* Set field and it's prerequisities in the mask.
@@ -1082,6 +1163,8 @@ bool
 mf_is_value_valid(const struct mf_field *mf, const union mf_value *value)
 {
     switch (mf->id) {
+    case MFF_DP_HASH:
+    case MFF_RECIRC_ID:
     case MFF_TUN_ID:
     case MFF_TUN_SRC:
     case MFF_TUN_DST:
@@ -1164,7 +1247,7 @@ mf_is_value_valid(const struct mf_field *mf, const union mf_value *value)
 
     case MFF_N_IDS:
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 }
 
@@ -1175,6 +1258,12 @@ mf_get_value(const struct mf_field *mf, const struct flow *flow,
              union mf_value *value)
 {
     switch (mf->id) {
+    case MFF_DP_HASH:
+        value->be32 = htonl(flow->dp_hash);
+        break;
+    case MFF_RECIRC_ID:
+        value->be32 = htonl(flow->recirc_id);
+        break;
     case MFF_TUN_ID:
         value->be64 = flow->tunnel.tun_id;
         break;
@@ -1246,15 +1335,15 @@ mf_get_value(const struct mf_field *mf, const struct flow *flow,
         break;
 
     case MFF_MPLS_LABEL:
-        value->be32 = htonl(mpls_lse_to_label(flow->mpls_lse));
+        value->be32 = htonl(mpls_lse_to_label(flow->mpls_lse[0]));
         break;
 
     case MFF_MPLS_TC:
-        value->u8 = mpls_lse_to_tc(flow->mpls_lse);
+        value->u8 = mpls_lse_to_tc(flow->mpls_lse[0]);
         break;
 
     case MFF_MPLS_BOS:
-        value->u8 = mpls_lse_to_bos(flow->mpls_lse);
+        value->u8 = mpls_lse_to_bos(flow->mpls_lse[0]);
         break;
 
     case MFF_IPV4_SRC:
@@ -1355,7 +1444,7 @@ mf_get_value(const struct mf_field *mf, const struct flow *flow,
 
     case MFF_N_IDS:
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 }
 
@@ -1367,6 +1456,12 @@ mf_set_value(const struct mf_field *mf,
              const union mf_value *value, struct match *match)
 {
     switch (mf->id) {
+    case MFF_DP_HASH:
+        match_set_dp_hash(match, ntohl(value->be32));
+        break;
+    case MFF_RECIRC_ID:
+        match_set_recirc_id(match, ntohl(value->be32));
+        break;
     case MFF_TUN_ID:
         match_set_tun_id(match, value->be64);
         break;
@@ -1442,15 +1537,15 @@ mf_set_value(const struct mf_field *mf,
         break;
 
     case MFF_MPLS_LABEL:
-        match_set_mpls_label(match, value->be32);
+        match_set_mpls_label(match, 0, value->be32);
         break;
 
     case MFF_MPLS_TC:
-        match_set_mpls_tc(match, value->u8);
+        match_set_mpls_tc(match, 0, value->u8);
         break;
 
     case MFF_MPLS_BOS:
-        match_set_mpls_bos(match, value->u8);
+        match_set_mpls_bos(match, 0, value->u8);
         break;
 
     case MFF_IPV4_SRC:
@@ -1551,7 +1646,7 @@ mf_set_value(const struct mf_field *mf,
 
     case MFF_N_IDS:
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 }
 
@@ -1580,6 +1675,12 @@ mf_set_flow_value(const struct mf_field *mf,
                   const union mf_value *value, struct flow *flow)
 {
     switch (mf->id) {
+    case MFF_DP_HASH:
+        flow->dp_hash = ntohl(value->be32);
+        break;
+    case MFF_RECIRC_ID:
+        flow->recirc_id = ntohl(value->be32);
+        break;
     case MFF_TUN_ID:
         flow->tunnel.tun_id = value->be64;
         break;
@@ -1655,15 +1756,15 @@ mf_set_flow_value(const struct mf_field *mf,
         break;
 
     case MFF_MPLS_LABEL:
-        flow_set_mpls_label(flow, value->be32);
+        flow_set_mpls_label(flow, 0, value->be32);
         break;
 
     case MFF_MPLS_TC:
-        flow_set_mpls_tc(flow, value->u8);
+        flow_set_mpls_tc(flow, 0, value->u8);
         break;
 
     case MFF_MPLS_BOS:
-        flow_set_mpls_bos(flow, value->u8);
+        flow_set_mpls_bos(flow, 0, value->u8);
         break;
 
     case MFF_IPV4_SRC:
@@ -1710,7 +1811,7 @@ mf_set_flow_value(const struct mf_field *mf,
         break;
 
     case MFF_IP_FRAG:
-        flow->nw_frag &= value->u8;
+        flow->nw_frag = value->u8 & FLOW_NW_FRAG_MASK;
         break;
 
     case MFF_ARP_OP:
@@ -1767,7 +1868,7 @@ mf_set_flow_value(const struct mf_field *mf,
 
     case MFF_N_IDS:
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 }
 
@@ -1792,6 +1893,14 @@ void
 mf_set_wild(const struct mf_field *mf, struct match *match)
 {
     switch (mf->id) {
+    case MFF_DP_HASH:
+        match->flow.dp_hash = 0;
+        match->wc.masks.dp_hash = 0;
+        break;
+    case MFF_RECIRC_ID:
+        match->flow.recirc_id = 0;
+        match->wc.masks.recirc_id = 0;
+        break;
     case MFF_TUN_ID:
         match_set_tun_id_masked(match, htonll(0), htonll(0));
         break;
@@ -1865,15 +1974,15 @@ mf_set_wild(const struct mf_field *mf, struct match *match)
         break;
 
     case MFF_MPLS_LABEL:
-        match_set_any_mpls_label(match);
+        match_set_any_mpls_label(match, 0);
         break;
 
     case MFF_MPLS_TC:
-        match_set_any_mpls_tc(match);
+        match_set_any_mpls_tc(match, 0);
         break;
 
     case MFF_MPLS_BOS:
-        match_set_any_mpls_bos(match);
+        match_set_any_mpls_bos(match, 0);
         break;
 
     case MFF_IPV4_SRC:
@@ -1975,7 +2084,7 @@ mf_set_wild(const struct mf_field *mf, struct match *match)
 
     case MFF_N_IDS:
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 }
 
@@ -2004,6 +2113,7 @@ mf_set(const struct mf_field *mf,
     }
 
     switch (mf->id) {
+    case MFF_RECIRC_ID:
     case MFF_IN_PORT:
     case MFF_IN_PORT_OXM:
     case MFF_SKB_PRIORITY:
@@ -2026,6 +2136,9 @@ mf_set(const struct mf_field *mf,
     case MFF_ICMPV6_CODE:
         return OFPUTIL_P_NONE;
 
+    case MFF_DP_HASH:
+        match_set_dp_hash_masked(match, ntohl(value->be32), ntohl(mask->be32));
+        break;
     case MFF_TUN_ID:
         match_set_tun_id_masked(match, value->be64, mask->be64);
         break;
@@ -2143,7 +2256,7 @@ mf_set(const struct mf_field *mf,
 
     case MFF_N_IDS:
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 
     return mf->usable_protocols_bitwise;
@@ -2293,13 +2406,10 @@ mf_from_ipv4_string(const struct mf_field *mf, const char *s,
         /* OK. */
     } else if (ovs_scan(s, IP_SCAN_FMT"/%d", IP_SCAN_ARGS(ip), &prefix)) {
         if (prefix <= 0 || prefix > 32) {
-            return xasprintf("%s: network prefix bits not between 1 and "
+            return xasprintf("%s: network prefix bits not between 0 and "
                              "32", s);
-        } else if (prefix == 32) {
-            *mask = OVS_BE32_MAX;
-        } else {
-            *mask = htonl(((1u << prefix) - 1) << (32 - prefix));
         }
+        *mask = be32_prefix_mask(prefix);
     } else if (ovs_scan(s, IP_SCAN_FMT, IP_SCAN_ARGS(ip))) {
         *mask = OVS_BE32_MAX;
     } else {
@@ -2617,7 +2727,7 @@ mf_parse(const struct mf_field *mf, const char *s,
         break;
 
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 
     if (!error && !mf_is_mask_valid(mf, mask)) {
@@ -2771,7 +2881,7 @@ mf_format(const struct mf_field *mf,
         break;
 
     default:
-        NOT_REACHED();
+        OVS_NOT_REACHED();
     }
 }
 \f