struct ipaddr {
enum ipaddr_type_t ipa_type;
union {
- u_char addr;
+ uint8_t addr;
struct in_addr _v4_addr;
struct in6_addr _v6_addr;
} ip;
static inline void ipv4_to_ipv4_mapped_ipv6(struct in6_addr *in6,
struct in_addr in)
{
- u_int32_t addr_type = htonl(0xFFFF);
+ uint32_t addr_type = htonl(0xFFFF);
memset(in6, 0, sizeof(struct in6_addr));
memcpy((char *)in6 + 8, &addr_type, sizeof(addr_type));
memcpy((char *)in6 + 12, &in, sizeof(struct in_addr));
}
+/*
+ * convert an ipv4 mapped ipv6 address back to ipv4 address
+ */
+static inline void ipv4_mapped_ipv6_to_ipv4(struct in6_addr *in6,
+ struct in_addr *in)
+{
+ memset(in, 0, sizeof(struct in_addr));
+ memcpy(in, (char *)in6 + 12, sizeof(struct in_addr));
+}
+
#endif /* __IPADDR_H__ */