X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Fin-addr-util.h;h=4cf4418b4be7b72d5b1839cace93d66639dd28ed;hp=8da030ceb66b5f5129e746eecd423a373c18819b;hb=76917807eb50ccde58901e8bec7ed3d408d1cc22;hpb=6cb7fa17b3d89741a5fd3ac807775a3022c7d891

diff --git a/src/shared/in-addr-util.h b/src/shared/in-addr-util.h
index 8da030ceb..4cf4418b4 100644
--- a/src/shared/in-addr-util.h
+++ b/src/shared/in-addr-util.h
@@ -39,7 +39,8 @@ 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 in_addr_netmask_to_prefixlen(const struct in_addr *addr);
+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);