#include <stdint.h>
#include <string.h>
#include "compiler.h"
+#include "flow.h"
#include "openvswitch/types.h"
#include "random.h"
#include "util.h"
struct ofpbuf;
struct ds;
-struct flow;
bool dpid_from_string(const char *s, uint64_t *dpidp);
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 compose_benign_packet(struct ofpbuf *, const char *tag,
- uint16_t snap_type,
- const uint8_t eth_src[ETH_ADDR_LEN]);
+void compose_rarp(struct ofpbuf *, const uint8_t eth_src[ETH_ADDR_LEN]);
void eth_push_vlan(struct ofpbuf *, ovs_be16 tci);
void eth_pop_vlan(struct ofpbuf *);
#define ETH_TYPE_IP 0x0800
#define ETH_TYPE_ARP 0x0806
-#define ETH_TYPE_VLAN 0x8100
+#define ETH_TYPE_VLAN_8021Q 0x8100
+#define ETH_TYPE_VLAN ETH_TYPE_VLAN_8021Q
+#define ETH_TYPE_VLAN_8021AD 0x88a8
#define ETH_TYPE_IPV6 0x86dd
#define ETH_TYPE_LACP 0x8809
+#define ETH_TYPE_RARP 0x8035
+#define ETH_TYPE_MPLS 0x8847
+#define ETH_TYPE_MPLS_MCAST 0x8848
/* Minimum value for an Ethernet type. Values below this are IEEE 802.2 frame
* lengths. */
} __attribute__((packed));
BUILD_ASSERT_DECL(VLAN_ETH_HEADER_LEN == sizeof(struct vlan_eth_header));
-/* The "(void) (ip)[0]" below has no effect on the value, since it's the first
- * argument of a comma expression, but it makes sure that 'ip' is a pointer.
- * This is useful since a common mistake is to pass an integer instead of a
- * pointer to IP_ARGS. */
-#define IP_FMT "%"PRIu8".%"PRIu8".%"PRIu8".%"PRIu8
+#define IP_FMT "%"PRIu32".%"PRIu32".%"PRIu32".%"PRIu32
#define IP_ARGS(ip) \
- ((void) (ip)[0], ((uint8_t *) ip)[0]), \
- ((uint8_t *) ip)[1], \
- ((uint8_t *) ip)[2], \
- ((uint8_t *) ip)[3]
+ ntohl(ip) >> 24, \
+ (ntohl(ip) >> 16) & 0xff, \
+ (ntohl(ip) >> 8) & 0xff, \
+ ntohl(ip) & 0xff
/* Example:
*
#define IP_IHL(ip_ihl_ver) ((ip_ihl_ver) & 15)
#define IP_IHL_VER(ihl, ver) (((ver) << 4) | (ihl))
+#ifndef IPPROTO_SCTP
+#define IPPROTO_SCTP 132
+#endif
+
/* TOS fields. */
+#define IP_ECN_NOT_ECT 0x0
+#define IP_ECN_ECT_1 0x01
+#define IP_ECN_ECT_0 0x02
+#define IP_ECN_CE 0x03
#define IP_ECN_MASK 0x03
#define IP_DSCP_MASK 0xfc
#define ARP_PRO_IP 0x0800
#define ARP_OP_REQUEST 1
#define ARP_OP_REPLY 2
+#define ARP_OP_RARP 3
#define ARP_ETH_HEADER_LEN 28
struct arp_eth_header {
return ipv6_addr_equals(mask, &in6addr_exact);
}
+static inline bool is_ip_any(const struct flow *flow)
+{
+ return flow->dl_type == htons(ETH_TYPE_IP)
+ || flow->dl_type == htons(ETH_TYPE_IPV6);
+}
+
void format_ipv6_addr(char *addr_str, const struct in6_addr *addr);
void print_ipv6_addr(struct ds *string, const struct in6_addr *addr);
void print_ipv6_masked(struct ds *string, const struct in6_addr *addr,
unsigned int oui, uint16_t snap_type, size_t size);
void packet_set_ipv4(struct ofpbuf *, ovs_be32 src, ovs_be32 dst, uint8_t tos,
uint8_t ttl);
+void packet_set_ipv6(struct ofpbuf *, uint8_t proto, const ovs_be32 src[4],
+ const ovs_be32 dst[4], uint8_t tc,
+ ovs_be32 fl, uint8_t hlmit);
void packet_set_tcp_port(struct ofpbuf *, ovs_be16 src, ovs_be16 dst);
void packet_set_udp_port(struct ofpbuf *, ovs_be16 src, ovs_be16 dst);