#include "flow.h"
#include "openvswitch/types.h"
#include "random.h"
+#include "hash.h"
#include "util.h"
struct ofpbuf;
/* Datapath packet metadata */
struct pkt_metadata {
+ uint32_t recirc_id; /* Recirculation id carried with the
+ recirculating packets. 0 for packets
+ received from the wire. */
+ uint32_t dp_hash; /* hash value computed by the recirculation
+ action. */
struct flow_tnl tunnel; /* Encapsulating tunnel parameters. */
uint32_t skb_priority; /* Packet priority for QoS. */
uint32_t pkt_mark; /* Packet mark. */
};
#define PKT_METADATA_INITIALIZER(PORT) \
- (struct pkt_metadata){ { 0, 0, 0, 0, 0, 0}, 0, 0, {(PORT)} }
+ (struct pkt_metadata){ 0, 0, { 0, 0, 0, 0, 0, 0}, 0, 0, {(PORT)} }
-void pkt_metadata_init(struct pkt_metadata *md, const struct flow_tnl *tnl,
- const uint32_t skb_priority,
- const uint32_t pkt_mark,
- const union flow_in_port *in_port);
-void pkt_metadata_from_flow(struct pkt_metadata *md, const struct flow *flow);
+static inline struct pkt_metadata
+pkt_metadata_from_flow(const struct flow *flow)
+{
+ struct pkt_metadata md;
+
+ md.recirc_id = flow->recirc_id;
+ md.dp_hash = flow->dp_hash;
+ md.tunnel = flow->tunnel;
+ md.skb_priority = flow->skb_priority;
+ md.pkt_mark = flow->pkt_mark;
+ md.in_port = flow->in_port;
+
+ return md;
+}
bool dpid_from_string(const char *s, uint64_t *dpidp);
| ((uint64_t) ea[4] << 8)
| ea[5]);
}
+static inline uint64_t eth_addr_vlan_to_uint64(const uint8_t ea[ETH_ADDR_LEN],
+ uint16_t vlan)
+{
+ return (((uint64_t)vlan << 48) | eth_addr_to_uint64(ea));
+}
static inline void eth_addr_from_uint64(uint64_t x, uint8_t ea[ETH_ADDR_LEN])
{
ea[0] = x >> 40;
/* Set the top bit to indicate random Nicira address. */
ea[3] |= 0x80;
}
+static inline uint32_t hash_mac(const uint8_t ea[ETH_ADDR_LEN],
+ const uint16_t vlan, const uint32_t basis)
+{
+ return hash_uint64_basis(eth_addr_vlan_to_uint64(ea, vlan), basis);
+}
bool eth_addr_is_reserved(const uint8_t ea[ETH_ADDR_LEN]);
bool eth_addr_from_string(const char *, uint8_t ea[ETH_ADDR_LEN]);
void packet_set_udp_port(struct ofpbuf *, ovs_be16 src, ovs_be16 dst);
void packet_set_sctp_port(struct ofpbuf *, ovs_be16 src, ovs_be16 dst);
-uint16_t packet_get_tcp_flags(const struct ofpbuf *, const struct flow *);
void packet_format_tcp_flags(struct ds *, uint16_t);
const char *packet_tcp_flag_to_string(uint32_t flag);