+#define SOCKADDR_IN_IN6_OTHER(cnst, sa, sin, for_inet, for_inet6, other) \
+ AF_IN_IN6_OTHER((sa)->sa_family, { \
+ cnst struct sockaddr_in *const sin = SIN(cnst,(sa)); \
+ for_inet \
+ }, { \
+ cnst struct sockaddr_in6 *const sin##6 = SIN6(cnst,(sa)); \
+ for_inet6 \
+ }, \
+ other \
+ )
+#define SOCKADDR_IN_IN6(cnst, sa, sin, for_inet, for_inet6) \
+ SOCKADDR_IN_IN6_OTHER(cnst, sa, sin, for_inet, for_inet6, { \
+ unknown_af((sa)->sa_family); \
+ })
+#define SOCKADDR_IN_IN6_PAIR(cnst, sa, sina, sb, sinb, for_inet, for_inet6) \
+ do{ \
+ assert((sa)->sa_family == (sb)->sa_family); \
+ SOCKADDR_IN_IN6(cnst, sa, sina, { \
+ cnst struct sockaddr_in *const sinb = SIN(cnst,(sb)); \
+ for_inet \
+ }, { \
+ cnst struct sockaddr_in6 *const sinb##6 = SIN6(cnst,(sb)); \
+ for_inet6 \
+ }); \
+ }while(0)
+
+int adns__addrs_equal_raw(const struct sockaddr *a,
+ int bf, const void *b) {
+ if (a->sa_family != bf) return 0;
+
+ SOCKADDR_IN_IN6(const, a, sin, {
+ return sin->sin_addr.s_addr == ((const struct in_addr*)b)->s_addr;
+ }, {
+ return !memcmp(&sin6->sin6_addr, b, sizeof(struct in6_addr));
+ });