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macro: introduce nice macro for disabling -Wmissing-prototypes warnigs
[elogind.git]
/
src
/
shared
/
net-util.c
diff --git
a/src/shared/net-util.c
b/src/shared/net-util.c
index 887dae51251647a16a2e6d1115b7a9c69302fa94..ba21ae437f3da968aae980c584a32c07a0ffca1c 100644
(file)
--- a/
src/shared/net-util.c
+++ b/
src/shared/net-util.c
@@
-58,6
+58,12
@@
bool net_match_config(const struct ether_addr *match_mac,
return 1;
}
+unsigned net_netmask_to_prefixlen(const struct in_addr *addr) {
+ assert(addr);
+
+ return 32 - u32ctz(be32toh(addr->s_addr));
+}
+
int config_parse_ifname(const char *unit,
const char *filename,
unsigned line,