X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fin-addr-util.h;h=51af08868cda48af0db4681613a5be4b853234ac;hb=95eb099fa8a90212ed2aef82bad360f147bc19c2;hp=98de032d959db300c12e521360bb4fe40b091ee1;hpb=46f08bea4b09e2cce4b50e3c082df4a92a22598c;p=elogind.git

diff --git a/src/shared/in-addr-util.h b/src/shared/in-addr-util.h
index 98de032d9..51af08868 100644
--- a/src/shared/in-addr-util.h
+++ b/src/shared/in-addr-util.h
@@ -31,15 +31,23 @@ union in_addr_union {
         struct in6_addr in6;
 };
 
-int in_addr_null(int family, union in_addr_union *u);
-int in_addr_equal(int family, union in_addr_union *a, union in_addr_union *b);
+int in_addr_is_null(int family, const union in_addr_union *u);
+int in_addr_is_link_local(int family, const union in_addr_union *u);
+int in_addr_equal(int family, const union in_addr_union *a, const union in_addr_union *b);
 int in_addr_prefix_intersect(int family, const union in_addr_union *a, unsigned aprefixlen, const union in_addr_union *b, unsigned bprefixlen);
 int in_addr_prefix_next(int family, union in_addr_union *u, unsigned prefixlen);
 int in_addr_to_string(int family, const union in_addr_union *u, char **ret);
 int in_addr_from_string(int family, const char *s, union in_addr_union *ret);
 int in_addr_from_string_auto(const char *s, int *family, union in_addr_union *ret);
+unsigned char in_addr_netmask_to_prefixlen(const struct in_addr *addr);
+struct in_addr* in_addr_prefixlen_to_netmask(struct in_addr *addr, unsigned char prefixlen);
+int in_addr_default_prefixlen(const struct in_addr *addr, unsigned char *prefixlen);
+int in_addr_default_subnet_mask(const struct in_addr *addr, struct in_addr *mask);
+int in_addr_mask(int family, union in_addr_union *addr, unsigned char prefixlen);
 
 static inline size_t FAMILY_ADDRESS_SIZE(int family) {
         assert(family == AF_INET || family == AF_INET6);
         return family == AF_INET6 ? 16 : 4;
 }
+
+#define IN_ADDR_NULL ((union in_addr_union) {})