/*
- * Copyright (c) 2011, 2012 Nicira, Inc.
+ * Copyright (c) 2011, 2012, 2013 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 "meta-flow.h"
-#include <assert.h>
#include <errno.h>
#include <limits.h>
#include <netinet/icmp6.h>
#include "dynamic-string.h"
#include "ofp-errors.h"
#include "ofp-util.h"
+#include "ovs-thread.h"
#include "packets.h"
#include "random.h"
#include "shash.h"
{
MFF_TUN_ID, "tun_id", NULL,
MF_FIELD_SIZES(be64),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_HEXADECIMAL,
MFP_NONE,
true,
NXM_NX_TUN_ID, "NXM_NX_TUN_ID",
+ OXM_OF_TUNNEL_ID, "OXM_OF_TUNNEL_ID",
+ }, {
+ MFF_TUN_SRC, "tun_src", NULL,
+ MF_FIELD_SIZES(be32),
+ MFM_FULLY,
+ MFS_IPV4,
+ MFP_NONE,
+ true,
+ NXM_NX_TUN_IPV4_SRC, "NXM_NX_TUN_IPV4_SRC",
+ NXM_NX_TUN_IPV4_SRC, "NXM_NX_TUN_IPV4_SRC",
+ }, {
+ MFF_TUN_DST, "tun_dst", NULL,
+ MF_FIELD_SIZES(be32),
+ MFM_FULLY,
+ MFS_IPV4,
+ MFP_NONE,
+ true,
+ NXM_NX_TUN_IPV4_DST, "NXM_NX_TUN_IPV4_DST",
+ NXM_NX_TUN_IPV4_DST, "NXM_NX_TUN_IPV4_DST",
+ }, {
+ MFF_TUN_FLAGS, "tun_flags", NULL,
+ MF_FIELD_SIZES(be16),
+ MFM_NONE,
+ MFS_TNL_FLAGS,
+ MFP_NONE,
+ false,
+ 0, NULL,
0, NULL,
+ }, {
+ MFF_TUN_TOS, "tun_tos", NULL,
+ MF_FIELD_SIZES(u8),
+ MFM_NONE,
+ MFS_DECIMAL,
+ MFP_NONE,
+ false,
+ 0, NULL,
+ 0, NULL,
+ }, {
+ MFF_TUN_TTL, "tun_ttl", NULL,
+ MF_FIELD_SIZES(u8),
+ MFM_NONE,
+ MFS_DECIMAL,
+ MFP_NONE,
+ false,
+ 0, NULL,
+ 0, NULL,
+ }, {
+ MFF_METADATA, "metadata", NULL,
+ MF_FIELD_SIZES(be64),
+ MFM_FULLY,
+ MFS_HEXADECIMAL,
+ MFP_NONE,
+ true,
+ OXM_OF_METADATA, "OXM_OF_METADATA",
+ OXM_OF_METADATA, "OXM_OF_METADATA",
}, {
MFF_IN_PORT, "in_port", NULL,
MF_FIELD_SIZES(be16),
- MFM_NONE, FWW_IN_PORT,
+ MFM_NONE,
MFS_OFP_PORT,
MFP_NONE,
- false,
+ true,
+ NXM_OF_IN_PORT, "NXM_OF_IN_PORT",
NXM_OF_IN_PORT, "NXM_OF_IN_PORT",
+ }, {
+ MFF_IN_PORT_OXM, "in_port_oxm", NULL,
+ MF_FIELD_SIZES(be32),
+ MFM_NONE,
+ MFS_OFP_PORT_OXM,
+ MFP_NONE,
+ true,
+ OXM_OF_IN_PORT, "OXM_OF_IN_PORT",
OXM_OF_IN_PORT, "OXM_OF_IN_PORT",
+ }, {
+ MFF_SKB_PRIORITY, "skb_priority", NULL,
+ MF_FIELD_SIZES(be32),
+ MFM_NONE,
+ MFS_HEXADECIMAL,
+ MFP_NONE,
+ false,
+ 0, NULL,
+ 0, NULL,
+ }, {
+ MFF_SKB_MARK, "skb_mark", NULL,
+ MF_FIELD_SIZES(be32),
+ MFM_NONE,
+ MFS_HEXADECIMAL,
+ MFP_NONE,
+ false,
+ 0, NULL,
+ 0, NULL,
},
#define REGISTER(IDX) \
{ \
MFF_REG##IDX, "reg" #IDX, NULL, \
MF_FIELD_SIZES(be32), \
- MFM_FULLY, 0, \
+ MFM_FULLY, \
MFS_HEXADECIMAL, \
MFP_NONE, \
true, \
- NXM_NX_REG(IDX), \
- "NXM_NX_REG" #IDX, \
- 0, NULL, \
+ NXM_NX_REG(IDX), "NXM_NX_REG" #IDX, \
+ NXM_NX_REG(IDX), "NXM_NX_REG" #IDX, \
}
#if FLOW_N_REGS > 0
REGISTER(0),
{
MFF_ETH_SRC, "eth_src", "dl_src",
MF_FIELD_SIZES(mac),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_ETHERNET,
MFP_NONE,
true,
}, {
MFF_ETH_DST, "eth_dst", "dl_dst",
MF_FIELD_SIZES(mac),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_ETHERNET,
MFP_NONE,
true,
}, {
MFF_ETH_TYPE, "eth_type", "dl_type",
MF_FIELD_SIZES(be16),
- MFM_NONE, FWW_DL_TYPE,
+ MFM_NONE,
MFS_HEXADECIMAL,
MFP_NONE,
false,
{
MFF_VLAN_TCI, "vlan_tci", NULL,
MF_FIELD_SIZES(be16),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_HEXADECIMAL,
MFP_NONE,
true,
NXM_OF_VLAN_TCI, "NXM_OF_VLAN_TCI",
- 0, NULL,
+ NXM_OF_VLAN_TCI, "NXM_OF_VLAN_TCI",
}, {
- MFF_VLAN_VID, "dl_vlan", NULL,
+ MFF_DL_VLAN, "dl_vlan", NULL,
sizeof(ovs_be16), 12,
- MFM_NONE, 0,
+ MFM_NONE,
MFS_DECIMAL,
MFP_NONE,
true,
0, NULL,
+ 0, NULL,
+ }, {
+ MFF_VLAN_VID, "vlan_vid", NULL,
+ sizeof(ovs_be16), 12,
+ MFM_FULLY,
+ MFS_DECIMAL,
+ MFP_NONE,
+ true,
+ OXM_OF_VLAN_VID, "OXM_OF_VLAN_VID",
OXM_OF_VLAN_VID, "OXM_OF_VLAN_VID",
}, {
- MFF_VLAN_PCP, "dl_vlan_pcp", NULL,
+ MFF_DL_VLAN_PCP, "dl_vlan_pcp", NULL,
1, 3,
- MFM_NONE, 0,
+ MFM_NONE,
MFS_DECIMAL,
MFP_NONE,
true,
0, NULL,
+ 0, NULL,
+ }, {
+ MFF_VLAN_PCP, "vlan_pcp", NULL,
+ 1, 3,
+ MFM_NONE,
+ MFS_DECIMAL,
+ MFP_VLAN_VID,
+ true,
OXM_OF_VLAN_PCP, "OXM_OF_VLAN_PCP",
+ OXM_OF_VLAN_PCP, "OXM_OF_VLAN_PCP",
+ },
+
+ /* ## ---- ## */
+ /* ## L2.5 ## */
+ /* ## ---- ## */
+ {
+ MFF_MPLS_LABEL, "mpls_label", NULL,
+ 4, 20,
+ MFM_NONE,
+ MFS_DECIMAL,
+ MFP_MPLS,
+ true,
+ OXM_OF_MPLS_LABEL, "OXM_OF_MPLS_LABEL",
+ OXM_OF_MPLS_LABEL, "OXM_OF_MPLS_LABEL",
+ }, {
+ MFF_MPLS_TC, "mpls_tc", NULL,
+ 1, 3,
+ MFM_NONE,
+ MFS_DECIMAL,
+ MFP_MPLS,
+ true,
+ OXM_OF_MPLS_TC, "OXM_OF_MPLS_TC",
+ OXM_OF_MPLS_TC, "OXM_OF_MPLS_TC",
+ }, {
+ MFF_MPLS_BOS, "mpls_bos", NULL,
+ 1, 1,
+ MFM_NONE,
+ MFS_DECIMAL,
+ MFP_MPLS,
+ false,
+ OXM_OF_MPLS_BOS, "OXM_OF_MPLS_BOS",
+ OXM_OF_MPLS_BOS, "OXM_OF_MPLS_BOS",
},
/* ## -- ## */
{
MFF_IPV4_SRC, "ip_src", "nw_src",
MF_FIELD_SIZES(be32),
- MFM_CIDR, 0,
+ MFM_FULLY,
MFS_IPV4,
MFP_IPV4,
true,
}, {
MFF_IPV4_DST, "ip_dst", "nw_dst",
MF_FIELD_SIZES(be32),
- MFM_CIDR, 0,
+ MFM_FULLY,
MFS_IPV4,
MFP_IPV4,
true,
{
MFF_IPV6_SRC, "ipv6_src", NULL,
MF_FIELD_SIZES(ipv6),
- MFM_CIDR, 0,
+ MFM_FULLY,
MFS_IPV6,
MFP_IPV6,
true,
}, {
MFF_IPV6_DST, "ipv6_dst", NULL,
MF_FIELD_SIZES(ipv6),
- MFM_CIDR, 0,
+ MFM_FULLY,
MFS_IPV6,
MFP_IPV6,
true,
{
MFF_IPV6_LABEL, "ipv6_label", NULL,
4, 20,
- MFM_NONE, FWW_IPV6_LABEL,
+ MFM_FULLY,
MFS_HEXADECIMAL,
MFP_IPV6,
false,
{
MFF_IP_PROTO, "nw_proto", NULL,
MF_FIELD_SIZES(u8),
- MFM_NONE, FWW_NW_PROTO,
+ MFM_NONE,
MFS_DECIMAL,
MFP_IP_ANY,
false,
}, {
MFF_IP_DSCP, "nw_tos", NULL,
MF_FIELD_SIZES(u8),
- MFM_NONE, FWW_NW_DSCP,
+ MFM_NONE,
MFS_DECIMAL,
MFP_IP_ANY,
true,
NXM_OF_IP_TOS, "NXM_OF_IP_TOS",
+ NXM_OF_IP_TOS, "NXM_OF_IP_TOS",
+ }, {
+ MFF_IP_DSCP_SHIFTED, "nw_tos_shifted", NULL,
+ MF_FIELD_SIZES(u8),
+ MFM_NONE,
+ MFS_DECIMAL,
+ MFP_IP_ANY,
+ true,
+ OXM_OF_IP_DSCP, "OXM_OF_IP_DSCP",
OXM_OF_IP_DSCP, "OXM_OF_IP_DSCP",
}, {
MFF_IP_ECN, "nw_ecn", NULL,
1, 2,
- MFM_NONE, FWW_NW_ECN,
+ MFM_NONE,
MFS_DECIMAL,
MFP_IP_ANY,
true,
}, {
MFF_IP_TTL, "nw_ttl", NULL,
MF_FIELD_SIZES(u8),
- MFM_NONE, FWW_NW_TTL,
+ MFM_NONE,
MFS_DECIMAL,
MFP_IP_ANY,
true,
NXM_NX_IP_TTL, "NXM_NX_IP_TTL",
- 0, NULL,
+ NXM_NX_IP_TTL, "NXM_NX_IP_TTL",
}, {
MFF_IP_FRAG, "ip_frag", NULL,
1, 2,
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_FRAG,
MFP_IP_ANY,
false,
NXM_NX_IP_FRAG, "NXM_NX_IP_FRAG",
- 0, NULL,
+ NXM_NX_IP_FRAG, "NXM_NX_IP_FRAG",
},
{
MFF_ARP_OP, "arp_op", NULL,
MF_FIELD_SIZES(be16),
- MFM_NONE, FWW_NW_PROTO,
+ MFM_NONE,
MFS_DECIMAL,
MFP_ARP,
false,
}, {
MFF_ARP_SPA, "arp_spa", NULL,
MF_FIELD_SIZES(be32),
- MFM_CIDR, 0,
+ MFM_FULLY,
MFS_IPV4,
MFP_ARP,
false,
}, {
MFF_ARP_TPA, "arp_tpa", NULL,
MF_FIELD_SIZES(be32),
- MFM_CIDR, 0,
+ MFM_FULLY,
MFS_IPV4,
MFP_ARP,
false,
}, {
MFF_ARP_SHA, "arp_sha", NULL,
MF_FIELD_SIZES(mac),
- MFM_NONE, FWW_ARP_SHA,
+ MFM_FULLY,
MFS_ETHERNET,
MFP_ARP,
false,
}, {
MFF_ARP_THA, "arp_tha", NULL,
MF_FIELD_SIZES(mac),
- MFM_NONE, FWW_ARP_THA,
+ MFM_FULLY,
MFS_ETHERNET,
MFP_ARP,
false,
{
MFF_TCP_SRC, "tcp_src", "tp_src",
MF_FIELD_SIZES(be16),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_DECIMAL,
MFP_TCP,
true,
}, {
MFF_TCP_DST, "tcp_dst", "tp_dst",
MF_FIELD_SIZES(be16),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_DECIMAL,
MFP_TCP,
true,
{
MFF_UDP_SRC, "udp_src", NULL,
MF_FIELD_SIZES(be16),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_DECIMAL,
MFP_UDP,
true,
}, {
MFF_UDP_DST, "udp_dst", NULL,
MF_FIELD_SIZES(be16),
- MFM_FULLY, 0,
+ MFM_FULLY,
MFS_DECIMAL,
MFP_UDP,
true,
{
MFF_ICMPV4_TYPE, "icmp_type", NULL,
MF_FIELD_SIZES(u8),
- MFM_NONE, 0,
+ MFM_NONE,
MFS_DECIMAL,
MFP_ICMPV4,
false,
}, {
MFF_ICMPV4_CODE, "icmp_code", NULL,
MF_FIELD_SIZES(u8),
- MFM_NONE, 0,
+ MFM_NONE,
MFS_DECIMAL,
MFP_ICMPV4,
false,
{
MFF_ICMPV6_TYPE, "icmpv6_type", NULL,
MF_FIELD_SIZES(u8),
- MFM_NONE, 0,
+ MFM_NONE,
MFS_DECIMAL,
MFP_ICMPV6,
false,
}, {
MFF_ICMPV6_CODE, "icmpv6_code", NULL,
MF_FIELD_SIZES(u8),
- MFM_NONE, 0,
+ MFM_NONE,
MFS_DECIMAL,
MFP_ICMPV6,
false,
{
MFF_ND_TARGET, "nd_target", NULL,
MF_FIELD_SIZES(ipv6),
- MFM_CIDR, 0,
+ MFM_FULLY,
MFS_IPV6,
MFP_ND,
false,
}, {
MFF_ND_SLL, "nd_sll", NULL,
MF_FIELD_SIZES(mac),
- MFM_NONE, FWW_ARP_SHA,
+ MFM_FULLY,
MFS_ETHERNET,
MFP_ND_SOLICIT,
false,
}, {
MFF_ND_TLL, "nd_tll", NULL,
MF_FIELD_SIZES(mac),
- MFM_NONE, FWW_ARP_THA,
+ MFM_FULLY,
MFS_ETHERNET,
MFP_ND_ADVERT,
false,
}
};
+/* Maps an NXM or OXM header value to an mf_field. */
struct nxm_field {
- struct hmap_node hmap_node;
- uint32_t nxm_header;
+ struct hmap_node hmap_node; /* In 'all_fields' hmap. */
+ uint32_t header; /* NXM or OXM header value. */
const struct mf_field *mf;
};
-static struct hmap all_nxm_fields = HMAP_INITIALIZER(&all_nxm_fields);
-static struct hmap all_oxm_fields = HMAP_INITIALIZER(&all_oxm_fields);
+/* Contains 'struct nxm_field's. */
+static struct hmap all_fields;
+
+/* Maps from an mf_field's 'name' or 'extra_name' to the mf_field. */
+static struct shash mf_by_name;
/* Rate limit for parse errors. These always indicate a bug in an OpenFlow
* controller and so there's not much point in showing a lot of them. */
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
+const struct mf_field *mf_from_nxm_header__(uint32_t header);
+static void nxm_init(void);
+
/* Returns the field with the given 'id'. */
const struct mf_field *
mf_from_id(enum mf_field_id id)
{
- assert((unsigned int) id < MFF_N_IDS);
+ ovs_assert((unsigned int) id < MFF_N_IDS);
return &mf_fields[id];
}
const struct mf_field *
mf_from_name(const char *name)
{
- static struct shash mf_by_name = SHASH_INITIALIZER(&mf_by_name);
-
- if (shash_is_empty(&mf_by_name)) {
- const struct mf_field *mf;
-
- for (mf = mf_fields; mf < &mf_fields[MFF_N_IDS]; mf++) {
- shash_add_once(&mf_by_name, mf->name, mf);
- if (mf->extra_name) {
- shash_add_once(&mf_by_name, mf->extra_name, mf);
- }
- }
- }
-
+ nxm_init();
return shash_find_data(&mf_by_name, name);
}
static void
-add_nxm_field(struct hmap *all_fields, uint32_t nxm_header,
- const struct mf_field *mf)
+add_nxm_field(uint32_t header, const struct mf_field *mf)
{
struct nxm_field *f;
f = xmalloc(sizeof *f);
- hmap_insert(all_fields, &f->hmap_node, hash_int(nxm_header, 0));
- f->nxm_header = nxm_header;
+ hmap_insert(&all_fields, &f->hmap_node, hash_int(header, 0));
+ f->header = header;
f->mf = mf;
}
-static struct hmap *
-get_all_fields(uint32_t header)
-{
- return IS_OXM_HEADER(header) ? &all_oxm_fields : &all_nxm_fields;
-}
-
static void
nxm_init_add_field(const struct mf_field *mf, uint32_t header)
{
- struct hmap *all_fields = get_all_fields(header);
-
- if (!header) {
- return;
- }
- add_nxm_field(all_fields, header, mf);
- if (mf->maskable == MFM_NONE) {
- return;
- }
- add_nxm_field(all_fields, NXM_MAKE_WILD_HEADER(header), mf);
-}
-
-#ifndef NDEBUG
-static void
-nxm_init_verify_field(const struct mf_field *mf, uint32_t header)
-{
- if (!header) {
- return;
- }
- assert(mf_from_nxm_header(header) == mf);
- /* Some OXM fields are not maskable while their NXM
- * counterparts are, just skip this check for now */
- if (mf->maskable == MFM_NONE || IS_OXM_HEADER(header)) {
- return;
+ if (header) {
+ ovs_assert(!mf_from_nxm_header__(header));
+ add_nxm_field(header, mf);
+ if (mf->maskable != MFM_NONE) {
+ add_nxm_field(NXM_MAKE_WILD_HEADER(header), mf);
+ }
}
- assert(mf_from_nxm_header(NXM_MAKE_WILD_HEADER(mf->nxm_header)) == mf);
}
-#endif
static void
-nxm_init(void)
+nxm_do_init(void)
{
const struct mf_field *mf;
+ hmap_init(&all_fields);
+ shash_init(&mf_by_name);
for (mf = mf_fields; mf < &mf_fields[MFF_N_IDS]; mf++) {
nxm_init_add_field(mf, mf->nxm_header);
- nxm_init_add_field(mf, mf->oxm_header);
- }
+ if (mf->oxm_header != mf->nxm_header) {
+ nxm_init_add_field(mf, mf->oxm_header);
+ }
-#ifndef NDEBUG
- /* Verify that the header values are unique. */
- for (mf = mf_fields; mf < &mf_fields[MFF_N_IDS]; mf++) {
- nxm_init_verify_field(mf, mf->nxm_header);
- nxm_init_verify_field(mf, mf->oxm_header);
+ shash_add_once(&mf_by_name, mf->name, mf);
+ if (mf->extra_name) {
+ shash_add_once(&mf_by_name, mf->extra_name, mf);
+ }
}
-#endif
+}
+
+static void
+nxm_init(void)
+{
+ static pthread_once_t once = PTHREAD_ONCE_INIT;
+ pthread_once(&once, nxm_do_init);
}
const struct mf_field *
mf_from_nxm_header(uint32_t header)
{
- const struct nxm_field *f;
- struct hmap *all_fields = get_all_fields(header);
+ nxm_init();
+ return mf_from_nxm_header__(header);
+}
- if (hmap_is_empty(all_fields)) {
- nxm_init();
- }
+const struct mf_field *
+mf_from_nxm_header__(uint32_t header)
+{
+ const struct nxm_field *f;
- HMAP_FOR_EACH_IN_BUCKET (f, hmap_node, hash_int(header, 0), all_fields) {
- if (f->nxm_header == header) {
+ HMAP_FOR_EACH_IN_BUCKET (f, hmap_node, hash_int(header, 0), &all_fields) {
+ if (f->header == header) {
return f->mf;
}
}
mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc)
{
switch (mf->id) {
+ case MFF_TUN_SRC:
+ return !wc->masks.tunnel.ip_src;
+ case MFF_TUN_DST:
+ return !wc->masks.tunnel.ip_dst;
+ case MFF_TUN_ID:
+ case MFF_TUN_TOS:
+ case MFF_TUN_TTL:
+ case MFF_TUN_FLAGS:
+ return !wc->masks.tunnel.tun_id;
+ case MFF_METADATA:
+ return !wc->masks.metadata;
case MFF_IN_PORT:
+ case MFF_IN_PORT_OXM:
+ return !wc->masks.in_port.ofp_port;
+ case MFF_SKB_PRIORITY:
+ return !wc->masks.skb_priority;
+ case MFF_SKB_MARK:
+ return !wc->masks.skb_mark;
+ CASE_MFF_REGS:
+ return !wc->masks.regs[mf->id - MFF_REG0];
+
+ case MFF_ETH_SRC:
+ return eth_addr_is_zero(wc->masks.dl_src);
+ case MFF_ETH_DST:
+ return eth_addr_is_zero(wc->masks.dl_dst);
case MFF_ETH_TYPE:
- case MFF_IP_PROTO:
- case MFF_IP_DSCP:
- case MFF_IP_ECN:
- case MFF_IP_TTL:
- case MFF_IPV6_LABEL:
- case MFF_ARP_OP:
+ return !wc->masks.dl_type;
+
case MFF_ARP_SHA:
- case MFF_ARP_THA:
case MFF_ND_SLL:
- case MFF_ND_TLL:
- assert(mf->fww_bit != 0);
- return (wc->wildcards & mf->fww_bit) != 0;
+ return eth_addr_is_zero(wc->masks.arp_sha);
- case MFF_TUN_ID:
- return !wc->tun_id_mask;
-
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
- return !wc->reg_masks[mf->id - MFF_REG0];
-
- case MFF_ETH_SRC:
- return eth_addr_is_zero(wc->dl_src_mask);
- case MFF_ETH_DST:
- return eth_addr_is_zero(wc->dl_dst_mask);
+ case MFF_ARP_THA:
+ case MFF_ND_TLL:
+ return eth_addr_is_zero(wc->masks.arp_tha);
case MFF_VLAN_TCI:
- return !wc->vlan_tci_mask;
+ return !wc->masks.vlan_tci;
+ case MFF_DL_VLAN:
+ return !(wc->masks.vlan_tci & htons(VLAN_VID_MASK));
case MFF_VLAN_VID:
- return !(wc->vlan_tci_mask & htons(VLAN_VID_MASK));
+ return !(wc->masks.vlan_tci & htons(VLAN_VID_MASK | VLAN_CFI));
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
- return !(wc->vlan_tci_mask & htons(VLAN_PCP_MASK));
+ return !(wc->masks.vlan_tci & htons(VLAN_PCP_MASK));
+
+ case MFF_MPLS_LABEL:
+ return !(wc->masks.mpls_lse & htonl(MPLS_LABEL_MASK));
+ case MFF_MPLS_TC:
+ return !(wc->masks.mpls_lse & htonl(MPLS_TC_MASK));
+ case MFF_MPLS_BOS:
+ return !(wc->masks.mpls_lse & htonl(MPLS_BOS_MASK));
case MFF_IPV4_SRC:
- return !wc->nw_src_mask;
+ return !wc->masks.nw_src;
case MFF_IPV4_DST:
- return !wc->nw_dst_mask;
+ return !wc->masks.nw_dst;
case MFF_IPV6_SRC:
- return ipv6_mask_is_any(&wc->ipv6_src_mask);
+ return ipv6_mask_is_any(&wc->masks.ipv6_src);
case MFF_IPV6_DST:
- return ipv6_mask_is_any(&wc->ipv6_dst_mask);
+ return ipv6_mask_is_any(&wc->masks.ipv6_dst);
+
+ case MFF_IPV6_LABEL:
+ return !wc->masks.ipv6_label;
+
+ case MFF_IP_PROTO:
+ return !wc->masks.nw_proto;
+ case MFF_IP_DSCP:
+ case MFF_IP_DSCP_SHIFTED:
+ return !(wc->masks.nw_tos & IP_DSCP_MASK);
+ case MFF_IP_ECN:
+ return !(wc->masks.nw_tos & IP_ECN_MASK);
+ case MFF_IP_TTL:
+ return !wc->masks.nw_ttl;
case MFF_ND_TARGET:
- return ipv6_mask_is_any(&wc->nd_target_mask);
+ return ipv6_mask_is_any(&wc->masks.nd_target);
case MFF_IP_FRAG:
- return !(wc->nw_frag_mask & FLOW_NW_FRAG_MASK);
+ return !(wc->masks.nw_frag & FLOW_NW_FRAG_MASK);
+ case MFF_ARP_OP:
+ return !wc->masks.nw_proto;
case MFF_ARP_SPA:
- return !wc->nw_src_mask;
+ return !wc->masks.nw_src;
case MFF_ARP_TPA:
- return !wc->nw_dst_mask;
+ return !wc->masks.nw_dst;
case MFF_TCP_SRC:
case MFF_UDP_SRC:
case MFF_ICMPV4_TYPE:
case MFF_ICMPV6_TYPE:
- return !wc->tp_src_mask;
+ return !wc->masks.tp_src;
case MFF_TCP_DST:
case MFF_UDP_DST:
case MFF_ICMPV4_CODE:
case MFF_ICMPV6_CODE:
- return !wc->tp_dst_mask;
+ return !wc->masks.tp_dst;
case MFF_N_IDS:
default:
mf_get_mask(const struct mf_field *mf, const struct flow_wildcards *wc,
union mf_value *mask)
{
- switch (mf->id) {
- case MFF_IN_PORT:
- case MFF_ETH_TYPE:
- case MFF_IP_PROTO:
- case MFF_IP_DSCP:
- case MFF_IP_ECN:
- case MFF_IP_TTL:
- case MFF_IPV6_LABEL:
- case MFF_ARP_OP:
- case MFF_ARP_SHA:
- case MFF_ARP_THA:
- case MFF_ND_SLL:
- case MFF_ND_TLL:
- assert(mf->fww_bit != 0);
- memset(mask, wc->wildcards & mf->fww_bit ? 0x00 : 0xff, mf->n_bytes);
- break;
-
- case MFF_TUN_ID:
- mask->be64 = wc->tun_id_mask;
- break;
-
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
- mask->be32 = htonl(wc->reg_masks[mf->id - MFF_REG0]);
- break;
-
- case MFF_ETH_DST:
- memcpy(mask->mac, wc->dl_dst_mask, ETH_ADDR_LEN);
- break;
-
- case MFF_ETH_SRC:
- memcpy(mask->mac, wc->dl_src_mask, ETH_ADDR_LEN);
- break;
-
- case MFF_VLAN_TCI:
- mask->be16 = wc->vlan_tci_mask;
- break;
- case MFF_VLAN_VID:
- mask->be16 = wc->vlan_tci_mask & htons(VLAN_VID_MASK);
- break;
- case MFF_VLAN_PCP:
- mask->u8 = vlan_tci_to_pcp(wc->vlan_tci_mask);
- break;
-
- case MFF_IPV4_SRC:
- mask->be32 = wc->nw_src_mask;
- break;
- case MFF_IPV4_DST:
- mask->be32 = wc->nw_dst_mask;
- break;
-
- case MFF_IPV6_SRC:
- mask->ipv6 = wc->ipv6_src_mask;
- break;
- case MFF_IPV6_DST:
- mask->ipv6 = wc->ipv6_dst_mask;
- break;
-
- case MFF_ND_TARGET:
- mask->ipv6 = wc->nd_target_mask;
- break;
-
- case MFF_IP_FRAG:
- mask->u8 = wc->nw_frag_mask & FLOW_NW_FRAG_MASK;
- break;
-
- case MFF_ARP_SPA:
- mask->be32 = wc->nw_src_mask;
- break;
- case MFF_ARP_TPA:
- mask->be32 = wc->nw_dst_mask;
- break;
-
- case MFF_TCP_SRC:
- case MFF_UDP_SRC:
- mask->be16 = wc->tp_src_mask;
- break;
- case MFF_TCP_DST:
- case MFF_UDP_DST:
- mask->be16 = wc->tp_dst_mask;
- break;
-
- case MFF_ICMPV4_TYPE:
- case MFF_ICMPV6_TYPE:
- mask->u8 = ntohs(wc->tp_src_mask);
- break;
- case MFF_ICMPV4_CODE:
- case MFF_ICMPV6_CODE:
- mask->u8 = ntohs(wc->tp_dst_mask);
- break;
-
- case MFF_N_IDS:
- default:
- NOT_REACHED();
- }
+ mf_get_value(mf, &wc->masks, mask);
}
/* Tests whether 'mask' is a valid wildcard bit pattern for 'mf'. Returns true
case MFM_FULLY:
return true;
-
- case MFM_CIDR:
- return (mf->n_bytes == 4
- ? ip_is_cidr(mask->be32)
- : ipv6_is_cidr(&mask->ipv6));
}
NOT_REACHED();
}
-static bool
-is_ip_any(const struct flow *flow)
-{
- return (flow->dl_type == htons(ETH_TYPE_IP) ||
- flow->dl_type == htons(ETH_TYPE_IPV6));
-}
-
static bool
is_icmpv4(const struct flow *flow)
{
return true;
case MFP_ARP:
- return flow->dl_type == htons(ETH_TYPE_ARP);
+ return (flow->dl_type == htons(ETH_TYPE_ARP) ||
+ flow->dl_type == htons(ETH_TYPE_RARP));
case MFP_IPV4:
return flow->dl_type == htons(ETH_TYPE_IP);
case MFP_IPV6:
return flow->dl_type == htons(ETH_TYPE_IPV6);
+ case MFP_VLAN_VID:
+ return (flow->vlan_tci & htons(VLAN_CFI)) != 0;
+ case MFP_MPLS:
+ return eth_type_mpls(flow->dl_type);
case MFP_IP_ANY:
return is_ip_any(flow);
{
switch (mf->id) {
case MFF_TUN_ID:
+ case MFF_TUN_SRC:
+ case MFF_TUN_DST:
+ case MFF_TUN_TOS:
+ case MFF_TUN_TTL:
+ case MFF_TUN_FLAGS:
+ case MFF_METADATA:
case MFF_IN_PORT:
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
+ case MFF_SKB_PRIORITY:
+ case MFF_SKB_MARK:
+ CASE_MFF_REGS:
case MFF_ETH_SRC:
case MFF_ETH_DST:
case MFF_ETH_TYPE:
case MFF_ND_TLL:
return true;
+ case MFF_IN_PORT_OXM: {
+ ofp_port_t port;
+ return !ofputil_port_from_ofp11(value->be32, &port);
+ }
+
case MFF_IP_DSCP:
return !(value->u8 & ~IP_DSCP_MASK);
+ case MFF_IP_DSCP_SHIFTED:
+ return !(value->u8 & (~IP_DSCP_MASK >> 2));
case MFF_IP_ECN:
return !(value->u8 & ~IP_ECN_MASK);
case MFF_IP_FRAG:
case MFF_ARP_OP:
return !(value->be16 & htons(0xff00));
- case MFF_VLAN_VID:
+ case MFF_DL_VLAN:
return !(value->be16 & htons(VLAN_CFI | VLAN_PCP_MASK));
+ case MFF_VLAN_VID:
+ return !(value->be16 & htons(VLAN_PCP_MASK));
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
- return !(value->u8 & ~7);
+ return !(value->u8 & ~(VLAN_PCP_MASK >> VLAN_PCP_SHIFT));
case MFF_IPV6_LABEL:
return !(value->be32 & ~htonl(IPV6_LABEL_MASK));
+ case MFF_MPLS_LABEL:
+ return !(value->be32 & ~htonl(MPLS_LABEL_MASK >> MPLS_LABEL_SHIFT));
+
+ case MFF_MPLS_TC:
+ return !(value->u8 & ~(MPLS_TC_MASK >> MPLS_TC_SHIFT));
+
+ case MFF_MPLS_BOS:
+ return !(value->u8 & ~(MPLS_BOS_MASK >> MPLS_BOS_SHIFT));
+
case MFF_N_IDS:
default:
NOT_REACHED();
{
switch (mf->id) {
case MFF_TUN_ID:
- value->be64 = flow->tun_id;
+ value->be64 = flow->tunnel.tun_id;
+ break;
+ case MFF_TUN_SRC:
+ value->be32 = flow->tunnel.ip_src;
+ break;
+ case MFF_TUN_DST:
+ value->be32 = flow->tunnel.ip_dst;
+ break;
+ case MFF_TUN_FLAGS:
+ value->be16 = htons(flow->tunnel.flags);
+ break;
+ case MFF_TUN_TTL:
+ value->u8 = flow->tunnel.ip_ttl;
+ break;
+ case MFF_TUN_TOS:
+ value->u8 = flow->tunnel.ip_tos;
+ break;
+
+ case MFF_METADATA:
+ value->be64 = flow->metadata;
break;
case MFF_IN_PORT:
- value->be16 = htons(flow->in_port);
+ value->be16 = htons(ofp_to_u16(flow->in_port.ofp_port));
+ break;
+ case MFF_IN_PORT_OXM:
+ value->be32 = ofputil_port_to_ofp11(flow->in_port.ofp_port);
break;
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
+ case MFF_SKB_PRIORITY:
+ value->be32 = htonl(flow->skb_priority);
+ break;
+
+ case MFF_SKB_MARK:
+ value->be32 = htonl(flow->skb_mark);
+ break;
+
+ CASE_MFF_REGS:
value->be32 = htonl(flow->regs[mf->id - MFF_REG0]);
break;
value->be16 = flow->vlan_tci;
break;
- case MFF_VLAN_VID:
+ case MFF_DL_VLAN:
value->be16 = flow->vlan_tci & htons(VLAN_VID_MASK);
break;
+ case MFF_VLAN_VID:
+ value->be16 = flow->vlan_tci & htons(VLAN_VID_MASK | VLAN_CFI);
+ break;
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
value->u8 = vlan_tci_to_pcp(flow->vlan_tci);
break;
+ case MFF_MPLS_LABEL:
+ value->be32 = htonl(mpls_lse_to_label(flow->mpls_lse));
+ break;
+
+ case MFF_MPLS_TC:
+ value->u8 = mpls_lse_to_tc(flow->mpls_lse);
+ break;
+
+ case MFF_MPLS_BOS:
+ value->u8 = mpls_lse_to_bos(flow->mpls_lse);
+ break;
+
case MFF_IPV4_SRC:
value->be32 = flow->nw_src;
break;
value->u8 = flow->nw_tos & IP_DSCP_MASK;
break;
+ case MFF_IP_DSCP_SHIFTED:
+ value->u8 = flow->nw_tos >> 2;
+ break;
+
case MFF_IP_ECN:
value->u8 = flow->nw_tos & IP_ECN_MASK;
break;
break;
case MFF_TCP_SRC:
- value->be16 = flow->tp_src;
- break;
-
- case MFF_TCP_DST:
- value->be16 = flow->tp_dst;
- break;
-
case MFF_UDP_SRC:
value->be16 = flow->tp_src;
break;
+ case MFF_TCP_DST:
case MFF_UDP_DST:
value->be16 = flow->tp_dst;
break;
}
}
-/* Makes 'rule' match field 'mf' exactly, with the value matched taken from
- * 'value'. The caller is responsible for ensuring that 'rule' meets 'mf''s
+/* Makes 'match' match field 'mf' exactly, with the value matched taken from
+ * 'value'. The caller is responsible for ensuring that 'match' meets 'mf''s
* prerequisites. */
void
mf_set_value(const struct mf_field *mf,
- const union mf_value *value, struct cls_rule *rule)
+ const union mf_value *value, struct match *match)
{
switch (mf->id) {
case MFF_TUN_ID:
- cls_rule_set_tun_id(rule, value->be64);
+ match_set_tun_id(match, value->be64);
+ break;
+ case MFF_TUN_SRC:
+ match_set_tun_src(match, value->be32);
+ break;
+ case MFF_TUN_DST:
+ match_set_tun_dst(match, value->be32);
+ break;
+ case MFF_TUN_FLAGS:
+ match_set_tun_flags(match, ntohs(value->be16));
+ break;
+ case MFF_TUN_TOS:
+ match_set_tun_tos(match, value->u8);
+ break;
+ case MFF_TUN_TTL:
+ match_set_tun_ttl(match, value->u8);
+ break;
+
+ case MFF_METADATA:
+ match_set_metadata(match, value->be64);
break;
case MFF_IN_PORT:
- cls_rule_set_in_port(rule, ntohs(value->be16));
+ match_set_in_port(match, u16_to_ofp(ntohs(value->be16)));
break;
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
-#if FLOW_N_REGS > 0
- cls_rule_set_reg(rule, mf->id - MFF_REG0, ntohl(value->be32));
+ case MFF_IN_PORT_OXM: {
+ ofp_port_t port;
+ ofputil_port_from_ofp11(value->be32, &port);
+ match_set_in_port(match, port);
+ break;
+ }
+
+ case MFF_SKB_PRIORITY:
+ match_set_skb_priority(match, ntohl(value->be32));
+ break;
+
+ case MFF_SKB_MARK:
+ match_set_skb_mark(match, ntohl(value->be32));
+ break;
+
+ CASE_MFF_REGS:
+ match_set_reg(match, mf->id - MFF_REG0, ntohl(value->be32));
break;
-#endif
case MFF_ETH_SRC:
- cls_rule_set_dl_src(rule, value->mac);
+ match_set_dl_src(match, value->mac);
break;
case MFF_ETH_DST:
- cls_rule_set_dl_dst(rule, value->mac);
+ match_set_dl_dst(match, value->mac);
break;
case MFF_ETH_TYPE:
- cls_rule_set_dl_type(rule, value->be16);
+ match_set_dl_type(match, value->be16);
break;
case MFF_VLAN_TCI:
- cls_rule_set_dl_tci(rule, value->be16);
+ match_set_dl_tci(match, value->be16);
break;
+ case MFF_DL_VLAN:
+ match_set_dl_vlan(match, value->be16);
+ break;
case MFF_VLAN_VID:
- cls_rule_set_dl_vlan(rule, value->be16);
+ match_set_vlan_vid(match, value->be16);
break;
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
- cls_rule_set_dl_vlan_pcp(rule, value->u8);
+ match_set_dl_vlan_pcp(match, value->u8);
+ break;
+
+ case MFF_MPLS_LABEL:
+ match_set_mpls_label(match, value->be32);
+ break;
+
+ case MFF_MPLS_TC:
+ match_set_mpls_tc(match, value->u8);
+ break;
+
+ case MFF_MPLS_BOS:
+ match_set_mpls_bos(match, value->u8);
break;
case MFF_IPV4_SRC:
- cls_rule_set_nw_src(rule, value->be32);
+ match_set_nw_src(match, value->be32);
break;
case MFF_IPV4_DST:
- cls_rule_set_nw_dst(rule, value->be32);
+ match_set_nw_dst(match, value->be32);
break;
case MFF_IPV6_SRC:
- cls_rule_set_ipv6_src(rule, &value->ipv6);
+ match_set_ipv6_src(match, &value->ipv6);
break;
case MFF_IPV6_DST:
- cls_rule_set_ipv6_dst(rule, &value->ipv6);
+ match_set_ipv6_dst(match, &value->ipv6);
break;
case MFF_IPV6_LABEL:
- cls_rule_set_ipv6_label(rule, value->be32);
+ match_set_ipv6_label(match, value->be32);
break;
case MFF_IP_PROTO:
- cls_rule_set_nw_proto(rule, value->u8);
+ match_set_nw_proto(match, value->u8);
break;
case MFF_IP_DSCP:
- cls_rule_set_nw_dscp(rule, value->u8);
+ match_set_nw_dscp(match, value->u8);
+ break;
+
+ case MFF_IP_DSCP_SHIFTED:
+ match_set_nw_dscp(match, value->u8 << 2);
break;
case MFF_IP_ECN:
- cls_rule_set_nw_ecn(rule, value->u8);
+ match_set_nw_ecn(match, value->u8);
break;
case MFF_IP_TTL:
- cls_rule_set_nw_ttl(rule, value->u8);
+ match_set_nw_ttl(match, value->u8);
break;
case MFF_IP_FRAG:
- cls_rule_set_nw_frag(rule, value->u8);
+ match_set_nw_frag(match, value->u8);
break;
case MFF_ARP_OP:
- cls_rule_set_nw_proto(rule, ntohs(value->be16));
+ match_set_nw_proto(match, ntohs(value->be16));
break;
case MFF_ARP_SPA:
- cls_rule_set_nw_src(rule, value->be32);
+ match_set_nw_src(match, value->be32);
break;
case MFF_ARP_TPA:
- cls_rule_set_nw_dst(rule, value->be32);
+ match_set_nw_dst(match, value->be32);
break;
case MFF_ARP_SHA:
case MFF_ND_SLL:
- cls_rule_set_arp_sha(rule, value->mac);
+ match_set_arp_sha(match, value->mac);
break;
case MFF_ARP_THA:
case MFF_ND_TLL:
- cls_rule_set_arp_tha(rule, value->mac);
+ match_set_arp_tha(match, value->mac);
break;
case MFF_TCP_SRC:
- cls_rule_set_tp_src(rule, value->be16);
- break;
-
- case MFF_TCP_DST:
- cls_rule_set_tp_dst(rule, value->be16);
- break;
-
case MFF_UDP_SRC:
- cls_rule_set_tp_src(rule, value->be16);
+ match_set_tp_src(match, value->be16);
break;
+ case MFF_TCP_DST:
case MFF_UDP_DST:
- cls_rule_set_tp_dst(rule, value->be16);
+ match_set_tp_dst(match, value->be16);
break;
case MFF_ICMPV4_TYPE:
case MFF_ICMPV6_TYPE:
- cls_rule_set_icmp_type(rule, value->u8);
+ match_set_icmp_type(match, value->u8);
break;
case MFF_ICMPV4_CODE:
case MFF_ICMPV6_CODE:
- cls_rule_set_icmp_code(rule, value->u8);
+ match_set_icmp_code(match, value->u8);
break;
case MFF_ND_TARGET:
- cls_rule_set_nd_target(rule, &value->ipv6);
+ match_set_nd_target(match, &value->ipv6);
break;
case MFF_N_IDS:
}
}
-/* Makes 'rule' match field 'mf' exactly, with the value matched taken from
- * 'value'. The caller is responsible for ensuring that 'rule' meets 'mf''s
- * prerequisites. */
+/* Sets 'flow' member field described by 'mf' to 'value'. The caller is
+ * responsible for ensuring that 'flow' meets 'mf''s prerequisites.*/
void
mf_set_flow_value(const struct mf_field *mf,
const union mf_value *value, struct flow *flow)
{
switch (mf->id) {
case MFF_TUN_ID:
- flow->tun_id = value->be64;
+ flow->tunnel.tun_id = value->be64;
+ break;
+ case MFF_TUN_SRC:
+ flow->tunnel.ip_src = value->be32;
+ break;
+ case MFF_TUN_DST:
+ flow->tunnel.ip_dst = value->be32;
+ break;
+ case MFF_TUN_FLAGS:
+ flow->tunnel.flags = ntohs(value->be16);
+ break;
+ case MFF_TUN_TOS:
+ flow->tunnel.ip_tos = value->u8;
+ break;
+ case MFF_TUN_TTL:
+ flow->tunnel.ip_ttl = value->u8;
+ break;
+
+ case MFF_METADATA:
+ flow->metadata = value->be64;
+ break;
+
+ case MFF_IN_PORT:
+ flow->in_port.ofp_port = u16_to_ofp(ntohs(value->be16));
break;
- case MFF_IN_PORT:
- flow->in_port = ntohs(value->be16);
+ case MFF_IN_PORT_OXM: {
+ ofp_port_t port;
+ ofputil_port_from_ofp11(value->be32, &port);
+ flow->in_port.ofp_port = port;
break;
+ }
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
-#if FLOW_N_REGS > 0
+ case MFF_SKB_PRIORITY:
+ flow->skb_priority = ntohl(value->be32);
+ break;
+
+ case MFF_SKB_MARK:
+ flow->skb_mark = ntohl(value->be32);
+ break;
+
+ CASE_MFF_REGS:
flow->regs[mf->id - MFF_REG0] = ntohl(value->be32);
break;
-#endif
case MFF_ETH_SRC:
memcpy(flow->dl_src, value->mac, ETH_ADDR_LEN);
flow->vlan_tci = value->be16;
break;
+ case MFF_DL_VLAN:
+ flow_set_dl_vlan(flow, value->be16);
+ break;
case MFF_VLAN_VID:
flow_set_vlan_vid(flow, value->be16);
break;
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
flow_set_vlan_pcp(flow, value->u8);
break;
+ case MFF_MPLS_LABEL:
+ flow_set_mpls_label(flow, value->be32);
+ break;
+
+ case MFF_MPLS_TC:
+ flow_set_mpls_tc(flow, value->u8);
+ break;
+
+ case MFF_MPLS_BOS:
+ flow_set_mpls_bos(flow, value->u8);
+ break;
+
case MFF_IPV4_SRC:
flow->nw_src = value->be32;
break;
flow->nw_tos |= value->u8 & IP_DSCP_MASK;
break;
+ case MFF_IP_DSCP_SHIFTED:
+ flow->nw_tos &= ~IP_DSCP_MASK;
+ flow->nw_tos |= value->u8 << 2;
+ break;
+
case MFF_IP_ECN:
flow->nw_tos &= ~IP_ECN_MASK;
flow->nw_tos |= value->u8 & IP_ECN_MASK;
return is_all_zeros((const uint8_t *) &value, mf->n_bytes);
}
-/* Makes 'rule' wildcard field 'mf'.
+/* Makes 'match' wildcard field 'mf'.
*
- * The caller is responsible for ensuring that 'rule' meets 'mf''s
+ * The caller is responsible for ensuring that 'match' meets 'mf''s
* prerequisites. */
void
-mf_set_wild(const struct mf_field *mf, struct cls_rule *rule)
+mf_set_wild(const struct mf_field *mf, struct match *match)
{
switch (mf->id) {
case MFF_TUN_ID:
- cls_rule_set_tun_id_masked(rule, htonll(0), htonll(0));
+ match_set_tun_id_masked(match, htonll(0), htonll(0));
break;
-
- case MFF_IN_PORT:
- rule->wc.wildcards |= FWW_IN_PORT;
- rule->flow.in_port = 0;
+ case MFF_TUN_SRC:
+ match_set_tun_src_masked(match, htonl(0), htonl(0));
break;
-
-#if FLOW_N_REGS > 0
- case MFF_REG0:
- cls_rule_set_reg_masked(rule, 0, 0, 0);
+ case MFF_TUN_DST:
+ match_set_tun_dst_masked(match, htonl(0), htonl(0));
break;
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
- cls_rule_set_reg_masked(rule, 1, 0, 0);
+ case MFF_TUN_FLAGS:
+ match_set_tun_flags_masked(match, 0, 0);
break;
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
- cls_rule_set_reg_masked(rule, 2, 0, 0);
+ case MFF_TUN_TOS:
+ match_set_tun_tos_masked(match, 0, 0);
break;
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
- cls_rule_set_reg_masked(rule, 3, 0, 0);
+ case MFF_TUN_TTL:
+ match_set_tun_ttl_masked(match, 0, 0);
break;
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
- cls_rule_set_reg_masked(rule, 4, 0, 0);
+
+ case MFF_METADATA:
+ match_set_metadata_masked(match, htonll(0), htonll(0));
break;
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
- cls_rule_set_reg_masked(rule, 5, 0, 0);
+
+ case MFF_IN_PORT:
+ case MFF_IN_PORT_OXM:
+ match->flow.in_port.ofp_port = 0;
+ match->wc.masks.in_port.ofp_port = 0;
break;
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
- cls_rule_set_reg_masked(rule, 6, 0, 0);
+
+ case MFF_SKB_PRIORITY:
+ match->flow.skb_priority = 0;
+ match->wc.masks.skb_priority = 0;
break;
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
- cls_rule_set_reg_masked(rule, 7, 0, 0);
+
+ case MFF_SKB_MARK:
+ match->flow.skb_mark = 0;
+ match->wc.masks.skb_mark = 0;
+ break;
+
+ CASE_MFF_REGS:
+ match_set_reg_masked(match, mf->id - MFF_REG0, 0, 0);
break;
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
case MFF_ETH_SRC:
- memset(rule->flow.dl_src, 0, ETH_ADDR_LEN);
- memset(rule->wc.dl_src_mask, 0, ETH_ADDR_LEN);
+ memset(match->flow.dl_src, 0, ETH_ADDR_LEN);
+ memset(match->wc.masks.dl_src, 0, ETH_ADDR_LEN);
break;
case MFF_ETH_DST:
- memset(rule->flow.dl_dst, 0, ETH_ADDR_LEN);
- memset(rule->wc.dl_dst_mask, 0, ETH_ADDR_LEN);
+ memset(match->flow.dl_dst, 0, ETH_ADDR_LEN);
+ memset(match->wc.masks.dl_dst, 0, ETH_ADDR_LEN);
break;
case MFF_ETH_TYPE:
- rule->wc.wildcards |= FWW_DL_TYPE;
- rule->flow.dl_type = htons(0);
+ match->flow.dl_type = htons(0);
+ match->wc.masks.dl_type = htons(0);
break;
case MFF_VLAN_TCI:
- cls_rule_set_dl_tci_masked(rule, htons(0), htons(0));
+ match_set_dl_tci_masked(match, htons(0), htons(0));
break;
+ case MFF_DL_VLAN:
case MFF_VLAN_VID:
- cls_rule_set_any_vid(rule);
+ match_set_any_vid(match);
break;
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
- cls_rule_set_any_pcp(rule);
+ match_set_any_pcp(match);
+ break;
+
+ case MFF_MPLS_LABEL:
+ match_set_any_mpls_label(match);
+ break;
+
+ case MFF_MPLS_TC:
+ match_set_any_mpls_tc(match);
+ break;
+
+ case MFF_MPLS_BOS:
+ match_set_any_mpls_bos(match);
break;
case MFF_IPV4_SRC:
case MFF_ARP_SPA:
- cls_rule_set_nw_src_masked(rule, htonl(0), htonl(0));
+ match_set_nw_src_masked(match, htonl(0), htonl(0));
break;
case MFF_IPV4_DST:
case MFF_ARP_TPA:
- cls_rule_set_nw_dst_masked(rule, htonl(0), htonl(0));
+ match_set_nw_dst_masked(match, htonl(0), htonl(0));
break;
case MFF_IPV6_SRC:
- memset(&rule->wc.ipv6_src_mask, 0, sizeof rule->wc.ipv6_src_mask);
- memset(&rule->flow.ipv6_src, 0, sizeof rule->flow.ipv6_src);
+ memset(&match->wc.masks.ipv6_src, 0, sizeof match->wc.masks.ipv6_src);
+ memset(&match->flow.ipv6_src, 0, sizeof match->flow.ipv6_src);
break;
case MFF_IPV6_DST:
- memset(&rule->wc.ipv6_dst_mask, 0, sizeof rule->wc.ipv6_dst_mask);
- memset(&rule->flow.ipv6_dst, 0, sizeof rule->flow.ipv6_dst);
+ memset(&match->wc.masks.ipv6_dst, 0, sizeof match->wc.masks.ipv6_dst);
+ memset(&match->flow.ipv6_dst, 0, sizeof match->flow.ipv6_dst);
break;
case MFF_IPV6_LABEL:
- rule->wc.wildcards |= FWW_IPV6_LABEL;
- rule->flow.ipv6_label = 0;
+ match->wc.masks.ipv6_label = htonl(0);
+ match->flow.ipv6_label = htonl(0);
break;
case MFF_IP_PROTO:
- rule->wc.wildcards |= FWW_NW_PROTO;
- rule->flow.nw_proto = 0;
+ match->wc.masks.nw_proto = 0;
+ match->flow.nw_proto = 0;
break;
case MFF_IP_DSCP:
- rule->wc.wildcards |= FWW_NW_DSCP;
- rule->flow.nw_tos &= ~IP_DSCP_MASK;
+ case MFF_IP_DSCP_SHIFTED:
+ match->wc.masks.nw_tos &= ~IP_DSCP_MASK;
+ match->flow.nw_tos &= ~IP_DSCP_MASK;
break;
case MFF_IP_ECN:
- rule->wc.wildcards |= FWW_NW_ECN;
- rule->flow.nw_tos &= ~IP_ECN_MASK;
+ match->wc.masks.nw_tos &= ~IP_ECN_MASK;
+ match->flow.nw_tos &= ~IP_ECN_MASK;
break;
case MFF_IP_TTL:
- rule->wc.wildcards |= FWW_NW_TTL;
- rule->flow.nw_ttl = 0;
+ match->wc.masks.nw_ttl = 0;
+ match->flow.nw_ttl = 0;
break;
case MFF_IP_FRAG:
- rule->wc.nw_frag_mask |= FLOW_NW_FRAG_MASK;
- rule->flow.nw_frag &= ~FLOW_NW_FRAG_MASK;
+ match->wc.masks.nw_frag |= FLOW_NW_FRAG_MASK;
+ match->flow.nw_frag &= ~FLOW_NW_FRAG_MASK;
break;
case MFF_ARP_OP:
- rule->wc.wildcards |= FWW_NW_PROTO;
- rule->flow.nw_proto = 0;
+ match->wc.masks.nw_proto = 0;
+ match->flow.nw_proto = 0;
break;
case MFF_ARP_SHA:
case MFF_ND_SLL:
- rule->wc.wildcards |= FWW_ARP_SHA;
- memset(rule->flow.arp_sha, 0, sizeof rule->flow.arp_sha);
+ memset(match->flow.arp_sha, 0, ETH_ADDR_LEN);
+ memset(match->wc.masks.arp_sha, 0, ETH_ADDR_LEN);
break;
case MFF_ARP_THA:
case MFF_ND_TLL:
- rule->wc.wildcards |= FWW_ARP_THA;
- memset(rule->flow.arp_tha, 0, sizeof rule->flow.arp_tha);
+ memset(match->flow.arp_tha, 0, ETH_ADDR_LEN);
+ memset(match->wc.masks.arp_tha, 0, ETH_ADDR_LEN);
break;
case MFF_TCP_SRC:
case MFF_UDP_SRC:
case MFF_ICMPV4_TYPE:
case MFF_ICMPV6_TYPE:
- rule->wc.tp_src_mask = htons(0);
- rule->flow.tp_src = htons(0);
+ match->wc.masks.tp_src = htons(0);
+ match->flow.tp_src = htons(0);
break;
case MFF_TCP_DST:
case MFF_UDP_DST:
case MFF_ICMPV4_CODE:
case MFF_ICMPV6_CODE:
- rule->wc.tp_dst_mask = htons(0);
- rule->flow.tp_dst = htons(0);
+ match->wc.masks.tp_dst = htons(0);
+ match->flow.tp_dst = htons(0);
break;
case MFF_ND_TARGET:
- memset(&rule->wc.nd_target_mask, 0, sizeof rule->wc.nd_target_mask);
- memset(&rule->flow.nd_target, 0, sizeof rule->flow.nd_target);
+ memset(&match->wc.masks.nd_target, 0,
+ sizeof match->wc.masks.nd_target);
+ memset(&match->flow.nd_target, 0, sizeof match->flow.nd_target);
break;
case MFF_N_IDS:
}
}
-/* Makes 'rule' match field 'mf' with the specified 'value' and 'mask'.
+/* Makes 'match' match field 'mf' with the specified 'value' and 'mask'.
* 'value' specifies a value to match and 'mask' specifies a wildcard pattern,
* with a 1-bit indicating that the corresponding value bit must match and a
* 0-bit indicating a don't-care.
*
* If 'mask' is NULL or points to all-1-bits, then this call is equivalent to
- * mf_set_value(mf, value, rule). If 'mask' points to all-0-bits, then this
- * call is equivalent to mf_set_wild(mf, rule).
+ * mf_set_value(mf, value, match). If 'mask' points to all-0-bits, then this
+ * call is equivalent to mf_set_wild(mf, match).
*
* 'mask' must be a valid mask for 'mf' (see mf_is_mask_valid()). The caller
- * is responsible for ensuring that 'rule' meets 'mf''s prerequisites. */
+ * is responsible for ensuring that 'match' meets 'mf''s prerequisites. */
void
mf_set(const struct mf_field *mf,
const union mf_value *value, const union mf_value *mask,
- struct cls_rule *rule)
+ struct match *match)
{
if (!mask || is_all_ones((const uint8_t *) mask, mf->n_bytes)) {
- mf_set_value(mf, value, rule);
+ mf_set_value(mf, value, match);
return;
} else if (is_all_zeros((const uint8_t *) mask, mf->n_bytes)) {
- mf_set_wild(mf, rule);
+ mf_set_wild(mf, match);
return;
}
switch (mf->id) {
case MFF_IN_PORT:
+ case MFF_IN_PORT_OXM:
+ case MFF_SKB_MARK:
+ case MFF_SKB_PRIORITY:
case MFF_ETH_TYPE:
- case MFF_VLAN_VID:
+ case MFF_DL_VLAN:
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
- case MFF_IPV6_LABEL:
+ case MFF_MPLS_LABEL:
+ case MFF_MPLS_TC:
+ case MFF_MPLS_BOS:
case MFF_IP_PROTO:
case MFF_IP_TTL:
case MFF_IP_DSCP:
+ case MFF_IP_DSCP_SHIFTED:
case MFF_IP_ECN:
case MFF_ARP_OP:
- case MFF_ARP_SHA:
- case MFF_ARP_THA:
case MFF_ICMPV4_TYPE:
case MFF_ICMPV4_CODE:
case MFF_ICMPV6_TYPE:
case MFF_ICMPV6_CODE:
- case MFF_ND_SLL:
- case MFF_ND_TLL:
NOT_REACHED();
case MFF_TUN_ID:
- cls_rule_set_tun_id_masked(rule, value->be64, mask->be64);
+ match_set_tun_id_masked(match, value->be64, mask->be64);
+ break;
+ case MFF_TUN_SRC:
+ match_set_tun_src_masked(match, value->be32, mask->be32);
+ break;
+ case MFF_TUN_DST:
+ match_set_tun_dst_masked(match, value->be32, mask->be32);
+ break;
+ case MFF_TUN_FLAGS:
+ match_set_tun_flags_masked(match, ntohs(value->be16), ntohs(mask->be16));
+ break;
+ case MFF_TUN_TTL:
+ match_set_tun_ttl_masked(match, value->u8, mask->u8);
+ break;
+ case MFF_TUN_TOS:
+ match_set_tun_tos_masked(match, value->u8, mask->u8);
break;
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
- cls_rule_set_reg_masked(rule, mf->id - MFF_REG0,
- ntohl(value->be32), ntohl(mask->be32));
+ case MFF_METADATA:
+ match_set_metadata_masked(match, value->be64, mask->be64);
+ break;
+
+ CASE_MFF_REGS:
+ match_set_reg_masked(match, mf->id - MFF_REG0,
+ ntohl(value->be32), ntohl(mask->be32));
break;
case MFF_ETH_DST:
- cls_rule_set_dl_dst_masked(rule, value->mac, mask->mac);
+ match_set_dl_dst_masked(match, value->mac, mask->mac);
break;
case MFF_ETH_SRC:
- cls_rule_set_dl_src_masked(rule, value->mac, mask->mac);
+ match_set_dl_src_masked(match, value->mac, mask->mac);
+ break;
+
+ case MFF_ARP_SHA:
+ case MFF_ND_SLL:
+ match_set_arp_sha_masked(match, value->mac, mask->mac);
+ break;
+
+ case MFF_ARP_THA:
+ case MFF_ND_TLL:
+ match_set_arp_tha_masked(match, value->mac, mask->mac);
break;
case MFF_VLAN_TCI:
- cls_rule_set_dl_tci_masked(rule, value->be16, mask->be16);
+ match_set_dl_tci_masked(match, value->be16, mask->be16);
+ break;
+
+ case MFF_VLAN_VID:
+ match_set_vlan_vid_masked(match, value->be16, mask->be16);
break;
case MFF_IPV4_SRC:
- cls_rule_set_nw_src_masked(rule, value->be32, mask->be32);
+ match_set_nw_src_masked(match, value->be32, mask->be32);
break;
case MFF_IPV4_DST:
- cls_rule_set_nw_dst_masked(rule, value->be32, mask->be32);
+ match_set_nw_dst_masked(match, value->be32, mask->be32);
break;
case MFF_IPV6_SRC:
- cls_rule_set_ipv6_src_masked(rule, &value->ipv6, &mask->ipv6);
+ match_set_ipv6_src_masked(match, &value->ipv6, &mask->ipv6);
break;
case MFF_IPV6_DST:
- cls_rule_set_ipv6_dst_masked(rule, &value->ipv6, &mask->ipv6);
+ match_set_ipv6_dst_masked(match, &value->ipv6, &mask->ipv6);
+ break;
+
+ case MFF_IPV6_LABEL:
+ if ((mask->be32 & htonl(IPV6_LABEL_MASK)) == htonl(IPV6_LABEL_MASK)) {
+ mf_set_value(mf, value, match);
+ } else {
+ match_set_ipv6_label_masked(match, value->be32, mask->be32);
+ }
break;
case MFF_ND_TARGET:
- cls_rule_set_nd_target_masked(rule, &value->ipv6, &mask->ipv6);
+ match_set_nd_target_masked(match, &value->ipv6, &mask->ipv6);
break;
case MFF_IP_FRAG:
- cls_rule_set_nw_frag_masked(rule, value->u8, mask->u8);
+ match_set_nw_frag_masked(match, value->u8, mask->u8);
break;
case MFF_ARP_SPA:
- cls_rule_set_nw_src_masked(rule, value->be32, mask->be32);
+ match_set_nw_src_masked(match, value->be32, mask->be32);
break;
case MFF_ARP_TPA:
- cls_rule_set_nw_dst_masked(rule, value->be32, mask->be32);
+ match_set_nw_dst_masked(match, value->be32, mask->be32);
break;
case MFF_TCP_SRC:
case MFF_UDP_SRC:
- cls_rule_set_tp_src_masked(rule, value->be16, mask->be16);
+ match_set_tp_src_masked(match, value->be16, mask->be16);
break;
case MFF_TCP_DST:
case MFF_UDP_DST:
- cls_rule_set_tp_dst_masked(rule, value->be16, mask->be16);
+ match_set_tp_dst_masked(match, value->be16, mask->be16);
break;
case MFF_N_IDS:
return error;
}
-/* Copies the value and wildcard bit pattern for 'mf' from 'rule' into the
+/* Copies the value and wildcard bit pattern for 'mf' from 'match' into the
* 'value' and 'mask', respectively. */
void
-mf_get(const struct mf_field *mf, const struct cls_rule *rule,
+mf_get(const struct mf_field *mf, const struct match *match,
union mf_value *value, union mf_value *mask)
{
- mf_get_value(mf, &rule->flow, value);
- mf_get_mask(mf, &rule->wc, mask);
+ mf_get_value(mf, &match->flow, value);
+ mf_get_mask(mf, &match->wc, mask);
}
/* Assigns a random value for field 'mf' to 'value'. */
switch (mf->id) {
case MFF_TUN_ID:
+ case MFF_TUN_SRC:
+ case MFF_TUN_DST:
+ case MFF_TUN_TOS:
+ case MFF_TUN_TTL:
+ case MFF_TUN_FLAGS:
+ case MFF_METADATA:
case MFF_IN_PORT:
-#if FLOW_N_REGS > 0
- case MFF_REG0:
-#endif
-#if FLOW_N_REGS > 1
- case MFF_REG1:
-#endif
-#if FLOW_N_REGS > 2
- case MFF_REG2:
-#endif
-#if FLOW_N_REGS > 3
- case MFF_REG3:
-#endif
-#if FLOW_N_REGS > 4
- case MFF_REG4:
-#endif
-#if FLOW_N_REGS > 5
- case MFF_REG5:
-#endif
-#if FLOW_N_REGS > 6
- case MFF_REG6:
-#endif
-#if FLOW_N_REGS > 7
- case MFF_REG7:
-#endif
-#if FLOW_N_REGS > 8
-#error
-#endif
+ case MFF_SKB_MARK:
+ case MFF_SKB_PRIORITY:
+ CASE_MFF_REGS:
case MFF_ETH_SRC:
case MFF_ETH_DST:
case MFF_ETH_TYPE:
case MFF_ND_TLL:
break;
+ case MFF_IN_PORT_OXM:
+ value->be32 = ofputil_port_to_ofp11(u16_to_ofp(ntohs(value->be16)));
+ break;
+
case MFF_IPV6_LABEL:
value->be32 &= ~htonl(IPV6_LABEL_MASK);
break;
value->u8 &= IP_DSCP_MASK;
break;
+ case MFF_IP_DSCP_SHIFTED:
+ value->u8 &= IP_DSCP_MASK >> 2;
+ break;
+
case MFF_IP_ECN:
value->u8 &= IP_ECN_MASK;
break;
value->be16 &= htons(0xff);
break;
- case MFF_VLAN_VID:
+ case MFF_DL_VLAN:
value->be16 &= htons(VLAN_VID_MASK);
break;
+ case MFF_VLAN_VID:
+ value->be16 &= htons(VLAN_VID_MASK | VLAN_CFI);
+ break;
+ case MFF_DL_VLAN_PCP:
case MFF_VLAN_PCP:
value->u8 &= 0x07;
break;
+ case MFF_MPLS_LABEL:
+ value->be32 &= htonl(MPLS_LABEL_MASK >> MPLS_LABEL_SHIFT);
+ break;
+
+ case MFF_MPLS_TC:
+ value->u8 &= MPLS_TC_MASK >> MPLS_TC_SHIFT;
+ break;
+
+ case MFF_MPLS_BOS:
+ value->u8 &= MPLS_BOS_MASK >> MPLS_BOS_SHIFT;
+ break;
+
case MFF_N_IDS:
default:
NOT_REACHED();
uint8_t mac[ETH_ADDR_LEN],
uint8_t mask[ETH_ADDR_LEN])
{
- assert(mf->n_bytes == ETH_ADDR_LEN);
+ int n;
- switch (sscanf(s, ETH_ADDR_SCAN_FMT"/"ETH_ADDR_SCAN_FMT,
- ETH_ADDR_SCAN_ARGS(mac), ETH_ADDR_SCAN_ARGS(mask))){
- case ETH_ADDR_SCAN_COUNT * 2:
- return NULL;
+ ovs_assert(mf->n_bytes == ETH_ADDR_LEN);
- case ETH_ADDR_SCAN_COUNT:
+ n = -1;
+ if (sscanf(s, ETH_ADDR_SCAN_FMT"%n", ETH_ADDR_SCAN_ARGS(mac), &n) > 0
+ && n == strlen(s)) {
memset(mask, 0xff, ETH_ADDR_LEN);
return NULL;
+ }
- default:
- return xasprintf("%s: invalid Ethernet address", s);
+ n = -1;
+ if (sscanf(s, ETH_ADDR_SCAN_FMT"/"ETH_ADDR_SCAN_FMT"%n",
+ ETH_ADDR_SCAN_ARGS(mac), ETH_ADDR_SCAN_ARGS(mask), &n) > 0
+ && n == strlen(s)) {
+ return NULL;
}
+
+ return xasprintf("%s: invalid Ethernet address", s);
}
static char *
{
int prefix;
- assert(mf->n_bytes == sizeof *ip);
+ ovs_assert(mf->n_bytes == sizeof *ip);
if (sscanf(s, IP_SCAN_FMT"/"IP_SCAN_FMT,
IP_SCAN_ARGS(ip), IP_SCAN_ARGS(mask)) == IP_SCAN_COUNT * 2) {
const char *name, *netmask;
int retval;
- assert(mf->n_bytes == sizeof *value);
+ ovs_assert(mf->n_bytes == sizeof *value);
name = strtok_r(str, "/", &save_ptr);
retval = name ? lookup_ipv6(name, value) : EINVAL;
netmask = strtok_r(NULL, "/", &save_ptr);
if (netmask) {
- int prefix = atoi(netmask);
- if (prefix <= 0 || prefix > 128) {
- free(str);
- return xasprintf("%s: prefix bits not between 1 and 128", s);
- } else {
- *mask = ipv6_create_mask(prefix);
+ if (inet_pton(AF_INET6, netmask, mask) != 1) {
+ int prefix = atoi(netmask);
+ if (prefix <= 0 || prefix > 128) {
+ free(str);
+ return xasprintf("%s: prefix bits not between 1 and 128", s);
+ } else {
+ *mask = ipv6_create_mask(prefix);
+ }
}
} else {
*mask = in6addr_exact;
mf_from_ofp_port_string(const struct mf_field *mf, const char *s,
ovs_be16 *valuep, ovs_be16 *maskp)
{
- uint16_t port;
+ ofp_port_t port;
+
+ ovs_assert(mf->n_bytes == sizeof(ovs_be16));
- assert(mf->n_bytes == sizeof(ovs_be16));
if (ofputil_port_from_string(s, &port)) {
- *valuep = htons(port);
+ *valuep = htons(ofp_to_u16(port));
*maskp = htons(UINT16_MAX);
return NULL;
- } else {
- return mf_from_integer_string(mf, s,
- (uint8_t *) valuep, (uint8_t *) maskp);
}
+ return xasprintf("%s: port value out of range for %s", s, mf->name);
+}
+
+static char *
+mf_from_ofp_port_string32(const struct mf_field *mf, const char *s,
+ ovs_be32 *valuep, ovs_be32 *maskp)
+{
+ ofp_port_t port;
+
+ ovs_assert(mf->n_bytes == sizeof(ovs_be32));
+ if (ofputil_port_from_string(s, &port)) {
+ *valuep = ofputil_port_to_ofp11(port);
+ *maskp = htonl(UINT32_MAX);
+ return NULL;
+ }
+ return xasprintf("%s: port value out of range for %s", s, mf->name);
}
struct frag_handling {
"\"yes\", \"first\", \"later\", \"not_first\"", s);
}
+static int
+parse_flow_tun_flags(const char *s_, const char *(*bit_to_string)(uint32_t),
+ ovs_be16 *res)
+{
+ uint32_t result = 0;
+ char *save_ptr = NULL;
+ char *name;
+ int rc = 0;
+ char *s = xstrdup(s_);
+
+ for (name = strtok_r((char *)s, " |", &save_ptr); name;
+ name = strtok_r(NULL, " |", &save_ptr)) {
+ int name_len;
+ unsigned long long int flags;
+ uint32_t bit;
+ int n0;
+
+ if (sscanf(name, "%lli%n", &flags, &n0) > 0 && n0 > 0) {
+ result |= flags;
+ continue;
+ }
+ name_len = strlen(name);
+ for (bit = 1; bit; bit <<= 1) {
+ const char *fname = bit_to_string(bit);
+ size_t len;
+
+ if (!fname) {
+ continue;
+ }
+
+ len = strlen(fname);
+ if (len != name_len) {
+ continue;
+ }
+ if (!strncmp(name, fname, len)) {
+ result |= bit;
+ break;
+ }
+ }
+
+ if (!bit) {
+ rc = -ENOENT;
+ goto out;
+ }
+ }
+
+ *res = htons(result);
+out:
+ free(s);
+ return rc;
+}
+
+static char *
+mf_from_tun_flags_string(const char *s, ovs_be16 *valuep, ovs_be16 *maskp)
+{
+ if (!parse_flow_tun_flags(s, flow_tun_flag_to_string, valuep)) {
+ *maskp = htons(UINT16_MAX);
+ return NULL;
+ }
+
+ return xasprintf("%s: unknown tunnel flags (valid flags are \"df\", "
+ "\"csum\", \"key\"", s);
+}
+
/* Parses 's', a string value for field 'mf', into 'value' and 'mask'. Returns
* NULL if successful, otherwise a malloc()'d string describing the error. */
char *
mf_parse(const struct mf_field *mf, const char *s,
union mf_value *value, union mf_value *mask)
{
- if (!strcasecmp(s, "any") || !strcmp(s, "*")) {
+ if (!strcmp(s, "*")) {
memset(value, 0, mf->n_bytes);
memset(mask, 0, mf->n_bytes);
return NULL;
case MFS_OFP_PORT:
return mf_from_ofp_port_string(mf, s, &value->be16, &mask->be16);
+ case MFS_OFP_PORT_OXM:
+ return mf_from_ofp_port_string32(mf, s, &value->be32, &mask->be32);
+
case MFS_FRAG:
return mf_from_frag_string(s, &value->u8, &mask->u8);
+
+ case MFS_TNL_FLAGS:
+ ovs_assert(mf->n_bytes == sizeof(ovs_be16));
+ return mf_from_tun_flags_string(s, &value->be16, &mask->be16);
}
NOT_REACHED();
}
unsigned long long int integer;
int i;
- assert(mf->n_bytes <= 8);
+ ovs_assert(mf->n_bytes <= 8);
integer = 0;
for (i = 0; i < mf->n_bytes; i++) {
}
static void
-mf_format_frag_string(const uint8_t *valuep, const uint8_t *maskp,
- struct ds *s)
+mf_format_frag_string(uint8_t value, uint8_t mask, struct ds *s)
{
const struct frag_handling *h;
- uint8_t value = *valuep;
- uint8_t mask = *maskp;
- value &= mask;
mask &= FLOW_NW_FRAG_MASK;
+ value &= mask;
for (h = all_frags; h < &all_frags[ARRAY_SIZE(all_frags)]; h++) {
if (value == h->value && mask == h->mask) {
ds_put_cstr(s, "<error>");
}
+static void
+mf_format_tnl_flags_string(const ovs_be16 *valuep, struct ds *s)
+{
+ format_flags(s, flow_tun_flag_to_string, ntohs(*valuep), '|');
+}
+
/* Appends to 's' a string representation of field 'mf' whose value is in
* 'value' and 'mask'. 'mask' may be NULL to indicate an exact match. */
void
}
switch (mf->string) {
+ case MFS_OFP_PORT_OXM:
+ if (!mask) {
+ ofp_port_t port;
+ ofputil_port_from_ofp11(value->be32, &port);
+ ofputil_format_port(port, s);
+ break;
+ }
+ /* fall through */
case MFS_OFP_PORT:
if (!mask) {
- ofputil_format_port(ntohs(value->be16), s);
+ ofputil_format_port(u16_to_ofp(ntohs(value->be16)), s);
break;
}
/* fall through */
break;
case MFS_FRAG:
- mf_format_frag_string(&value->u8, &mask->u8, s);
+ mf_format_frag_string(value->u8, mask ? mask->u8 : UINT8_MAX, s);
+ break;
+
+ case MFS_TNL_FLAGS:
+ mf_format_tnl_flags_string(&value->be16, s);
break;
default:
}
}
\f
-/* Makes subfield 'sf' within 'rule' exactly match the 'sf->n_bits'
+/* Makes subfield 'sf' within 'flow' exactly match the 'sf->n_bits'
* least-significant bits in 'x'.
- *
- * See mf_set_subfield() for an example.
- *
- * The difference between this function and mf_set_subfield() is that the
- * latter function can only handle subfields up to 64 bits wide, whereas this
- * one handles the general case. On the other hand, mf_set_subfield() is
- * arguably easier to use. */
-void
-mf_write_subfield(const struct mf_subfield *sf, const union mf_subvalue *x,
- struct cls_rule *rule)
-{
- const struct mf_field *field = sf->field;
- union mf_value value, mask;
-
- mf_get(field, rule, &value, &mask);
- bitwise_copy(x, sizeof *x, 0, &value, field->n_bytes, sf->ofs, sf->n_bits);
- bitwise_one ( &mask, field->n_bytes, sf->ofs, sf->n_bits);
- mf_set(field, &value, &mask, rule);
-}
-
-/* Makes subfield 'sf' within 'rule' exactly match the 'sf->n_bits'
- * least-significant bits of 'x'.
- *
- * Example: suppose that 'sf->field' is originally the following 2-byte field
- * in 'rule':
- *
- * value == 0xe00a == 2#1110000000001010
- * mask == 0xfc3f == 2#1111110000111111
- *
- * The call mf_set_subfield(sf, 0x55, 8, 7, rule), where sf->ofs == 8 and
- * sf->n_bits == 7 would have the following effect (note that 0x55 is
- * 2#1010101):
- *
- * value == 0xd50a == 2#1101010100001010
- * mask == 0xff3f == 2#1111111100111111
- * ^^^^^^^ affected bits
- *
- * The caller is responsible for ensuring that the result will be a valid
- * wildcard pattern for 'sf->field'. The caller is responsible for ensuring
- * that 'rule' meets 'sf->field''s prerequisites. */
+ */
void
-mf_set_subfield(const struct mf_subfield *sf, uint64_t x,
- struct cls_rule *rule)
+mf_write_subfield_flow(const struct mf_subfield *sf,
+ const union mf_subvalue *x, struct flow *flow)
{
const struct mf_field *field = sf->field;
- unsigned int n_bits = sf->n_bits;
- unsigned int ofs = sf->ofs;
-
- if (ofs == 0 && field->n_bytes * 8 == n_bits) {
- union mf_value value;
- int i;
+ union mf_value value;
- for (i = field->n_bytes - 1; i >= 0; i--) {
- ((uint8_t *) &value)[i] = x;
- x >>= 8;
- }
- mf_set_value(field, &value, rule);
- } else {
- union mf_value value, mask;
- uint8_t *vp = (uint8_t *) &value;
- uint8_t *mp = (uint8_t *) &mask;
-
- mf_get(field, rule, &value, &mask);
- bitwise_put(x, vp, field->n_bytes, ofs, n_bits);
- bitwise_put(UINT64_MAX, mp, field->n_bytes, ofs, n_bits);
- mf_set(field, &value, &mask, rule);
- }
+ mf_get_value(field, flow, &value);
+ bitwise_copy(x, sizeof *x, 0, &value, field->n_bytes,
+ sf->ofs, sf->n_bits);
+ mf_set_flow_value(field, &value, flow);
}
-/* Similar to mf_set_subfield() but modifies only a flow, not a cls_rule. */
+/* Makes subfield 'sf' within 'match' exactly match the 'sf->n_bits'
+ * least-significant bits in 'x'.
+ */
void
-mf_set_subfield_value(const struct mf_subfield *sf, uint64_t x,
- struct flow *flow)
+mf_write_subfield(const struct mf_subfield *sf, const union mf_subvalue *x,
+ struct match *match)
{
const struct mf_field *field = sf->field;
- unsigned int n_bits = sf->n_bits;
- unsigned int ofs = sf->ofs;
- union mf_value value;
-
- if (ofs == 0 && field->n_bytes * 8 == n_bits) {
- int i;
+ union mf_value value, mask;
- for (i = field->n_bytes - 1; i >= 0; i--) {
- ((uint8_t *) &value)[i] = x;
- x >>= 8;
- }
- mf_set_flow_value(field, &value, flow);
- } else {
- mf_get_value(field, flow, &value);
- bitwise_put(x, &value, field->n_bytes, ofs, n_bits);
- mf_set_flow_value(field, &value, flow);
- }
+ mf_get(field, match, &value, &mask);
+ bitwise_copy(x, sizeof *x, 0, &value, field->n_bytes, sf->ofs, sf->n_bits);
+ bitwise_one ( &mask, field->n_bytes, sf->ofs, sf->n_bits);
+ mf_set(field, &value, &mask, match);
}
/* Initializes 'x' to the value of 'sf' within 'flow'. 'sf' must be valid for
&& mf->nxm_name[name_len] == '\0') {
return mf;
}
+ if (mf->oxm_name
+ && !strncmp(mf->oxm_name, name, name_len)
+ && mf->oxm_name[name_len] == '\0') {
+ return mf;
+ }
}
return NULL;
* bit indexes. "..end" may be omitted to indicate a single bit. "start..end"
* may both be omitted (the [] are still required) to indicate an entire
* field. */
-char *
+char * WARN_UNUSED_RESULT
mf_parse_subfield__(struct mf_subfield *sf, const char **sp)
{
const struct mf_field *field;
return NULL;
}
-/* Parses a subfield from the beginning of 's' into 'sf'. Returns the first
- * byte in 's' following the parsed string.
- *
- * Exits with an error message if 's' has incorrect syntax.
+/* Parses a subfield from the entirety of 's' into 'sf'. Returns NULL if
+ * successful, otherwise a malloc()'d string describing the error. The caller
+ * is responsible for freeing the returned string.
*
* The syntax parsed from 's' takes the form "header[start..end]" where
* 'header' is the name of an NXM field and 'start' and 'end' are (inclusive)
* bit indexes. "..end" may be omitted to indicate a single bit. "start..end"
* may both be omitted (the [] are still required) to indicate an entire
* field. */
-const char *
+char * WARN_UNUSED_RESULT
mf_parse_subfield(struct mf_subfield *sf, const char *s)
{
- char *msg = mf_parse_subfield__(sf, &s);
- if (msg) {
- ovs_fatal(0, "%s", msg);
+ char *error = mf_parse_subfield__(sf, &s);
+ if (!error && s[0]) {
+ error = xstrdup("unexpected input following field syntax");
+ }
+ return error;
+}
+
+void
+mf_format_subvalue(const union mf_subvalue *subvalue, struct ds *s)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(subvalue->u8); i++) {
+ if (subvalue->u8[i]) {
+ ds_put_format(s, "0x%"PRIx8, subvalue->u8[i]);
+ for (i++; i < ARRAY_SIZE(subvalue->u8); i++) {
+ ds_put_format(s, "%02"PRIx8, subvalue->u8[i]);
+ }
+ return;
+ }
}
- return s;
+ ds_put_char(s, '0');
}