udev: link-config: add ethtool support

This adds support for setting the link speed, duplex and WakeOnLan
settings.

Example:

[Link]
SpeedMBytes=100
Duplex=half
WakeOnLan=magic

1 files changed, 25 insertions, 0 deletions

diff --git a/src/udev/net/ethtool-util.h b/src/udev/net/ethtool-util.h
new file mode 100644
index 0000000000..74bbada6ed
--- /dev/null
+++ b/src/udev/net/ethtool-util.h
@@ -0,0 +1,25 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright (C) 2013 Tom Gundersen <teg@jklm.no>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+int ethtool_connect(int *ret);
+
+int ethtool_set_speed(int fd, const char *ifname, const unsigned int speed, const char *duplex);
+int ethtool_set_wol(int fd, const char *ifname, const char *wol);