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=ff6a74609b7c925834da1373d3adb9642ca51422;hp=cff2c321ed980b2191d84f249fb5e1da24d63874;hpb=623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbf;p=elogind.git

diff --git a/src/shared/in-addr-util.h b/src/shared/in-addr-util.h
index cff2c321e..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, const union in_addr_union *u);
+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) {})