uint32_t x = ~ntohl(netmask);
return !(x & (x + 1));
}
+static inline bool
+ip_is_multicast(ovs_be32 ip)
+{
+ return (ip & htonl(0xf0000000)) == htonl(0xe0000000);
+}
int ip_count_cidr_bits(ovs_be32 netmask);
void ip_format_masked(ovs_be32 ip, ovs_be32 mask, struct ds *);
} __attribute__((packed));
BUILD_ASSERT_DECL(ARP_ETH_HEADER_LEN == sizeof(struct arp_eth_header));
+/* The IPv6 flow label is in the lower 20 bits of the first 32-bit word. */
+#define IPV6_LABEL_MASK 0x000fffff
+
/* Example:
*
* char *string = "1 ::1 2";