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Better fix for interfaces without broadcast address on *BSD.

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This commit is contained in:
Simon Kelley
2013-01-09 19:57:47 +00:00
parent 37c9ccebd1
commit 39f6a04ca4
1 changed files with 5 additions and 2 deletions
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7
src/bpf.c
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@@ -111,7 +111,7 @@ int iface_enumerate(int family, void *parm, int (*callback)())
{ {
int iface_index = if_nametoindex(addrs->ifa_name); int iface_index = if_nametoindex(addrs->ifa_name);
if (iface_index == 0 || !addrs->ifa_addr || !addrs->ifa_netmask || !addrs->ifa_broadaddr) if (iface_index == 0 || !addrs->ifa_addr || !addrs->ifa_netmask)
continue; continue;
if (family == AF_INET) if (family == AF_INET)
@@ -119,7 +119,10 @@ int iface_enumerate(int family, void *parm, int (*callback)())
struct in_addr addr, netmask, broadcast; struct in_addr addr, netmask, broadcast;
addr = ((struct sockaddr_in *) addrs->ifa_addr)->sin_addr; addr = ((struct sockaddr_in *) addrs->ifa_addr)->sin_addr;
netmask = ((struct sockaddr_in *) addrs->ifa_netmask)->sin_addr; netmask = ((struct sockaddr_in *) addrs->ifa_netmask)->sin_addr;
broadcast = ((struct sockaddr_in *) addrs->ifa_broadaddr)->sin_addr; if (addrs->ifa_broadaddr)
broadcast = ((struct sockaddr_in *) addrs->ifa_broadaddr)->sin_addr;
else
broadcast.s_addr = 0;
if (!((*callback)(addr, iface_index, netmask, broadcast, parm))) if (!((*callback)(addr, iface_index, netmask, broadcast, parm)))
goto err; goto err;
} }