Re: [PATCH v3 1/2] stemodem: Add RTNL functionality managing CAIF Network Interfaces.

+int caif_rtnl_init(void) +{ +       struct sockaddr_nl addr; +       int sk, err; +       GError *gerr = NULL; + +       sk = socket(PF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE); +       if (sk < 0) +               return sk; + +       memset(&addr, 0, sizeof(addr)); +       addr.nl_family = AF_NETLINK; +       addr.nl_groups = RTMGRP_LINK | RTMGRP_IPV4_IFADDR | RTMGRP_IPV4_ROUTE; + +       err = bind(sk, (struct sockaddr *) &addr, sizeof(addr)); +       if (err < 0) { +               close(sk); +               return err; +       } + +       channel = g_io_channel_unix_new(sk); +       g_io_channel_set_flags(channel, G_IO_FLAG_NONBLOCK, &gerr); +       g_io_channel_set_encoding(channel, NULL, &gerr); +       g_io_channel_set_buffered(channel, TRUE); +       g_io_channel_set_close_on_unref(channel, TRUE); + +       rtnl_watch = g_io_add_watch(channel, +                               G_IO_IN | G_IO_NVAL | G_IO_HUP | G_IO_ERR, +                               netlink_event, NULL); +       pending_requests = NULL; + +       return 0; +}