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lib:socket: get interface index from kernel

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Signed-off-by: Michael Adam <obnox@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
This commit is contained in:
Michael Adam 2016-01-25 12:23:40 +01:00
parent d392e0a66d
commit 235f37baa7
1 changed files with 6 additions and 0 deletions
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6
lib/socket/interfaces.c
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@ -214,6 +214,12 @@ static int _get_interfaces(TALLOC_CTX *mem_ctx, struct iface_struct **pifaces)
continue;
}
ifaces[total].if_index = if_nametoindex(ifptr->ifa_name);
if (ifaces[total].if_index == 0) {
DBG_ERR("Failed to retrieve interface index for '%s': "
"%s\n", ifptr->ifa_name, strerror(errno));
}
if (strlcpy(ifaces[total].name, ifptr->ifa_name,
sizeof(ifaces[total].name)) >=
sizeof(ifaces[total].name)) {