};
BUILD_ASSERT_DECL(IP_HEADER_LEN == sizeof(struct ip_header));
-#define ICMP_HEADER_LEN 4
+#define ICMP_HEADER_LEN 8
struct icmp_header {
uint8_t icmp_type;
uint8_t icmp_code;
ovs_be16 icmp_csum;
+ union {
+ struct {
+ ovs_be16 id;
+ ovs_be16 seq;
+ } echo;
+ struct {
+ ovs_be16 empty;
+ ovs_be16 mtu;
+ } frag;
+ ovs_be32 gateway;
+ } icmp_fields;
+ uint8_t icmp_data[0];
};
BUILD_ASSERT_DECL(ICMP_HEADER_LEN == sizeof(struct icmp_header));
void *snap_compose(struct ofpbuf *, const uint8_t eth_dst[ETH_ADDR_LEN],
const uint8_t eth_src[ETH_ADDR_LEN],
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_tcp_port(struct ofpbuf *, ovs_be16 src, ovs_be16 dst);
+void packet_set_udp_port(struct ofpbuf *, ovs_be16 src, ovs_be16 dst);
#endif /* packets.h */