int connman_inet_add_to_bridge(int index, const char *bridge);
int connman_inet_remove_from_bridge(int index, const char *bridge);
+int connman_inet_set_mtu(int index, int mtu);
+int connman_inet_setup_tunnel(char *tunnel, int mtu);
+
#ifdef __cplusplus
}
#endif
#include <arpa/inet.h>
#include <net/route.h>
#include <net/ethernet.h>
-#include <linux/if_arp.h>
-#include <linux/wireless.h>
+#include <net/if.h>
+#include <net/if_arp.h>
#include "connman.h"
return 0;
}
+
+int connman_inet_set_mtu(int index, int mtu)
+{
+ struct ifreq ifr;
+ int sk, err;
+
+ sk = socket(AF_INET, SOCK_DGRAM, 0);
+ if (sk < 0)
+ return sk;
+
+ memset(&ifr, 0, sizeof(ifr));
+ ifr.ifr_ifindex = index;
+
+ err = ioctl(sk, SIOCGIFNAME, &ifr);
+ if (err == 0) {
+ ifr.ifr_mtu = mtu;
+ err = ioctl(sk, SIOCSIFMTU, &ifr);
+ }
+
+ close(sk);
+ return err;
+}
+
+int connman_inet_setup_tunnel(char *tunnel, int mtu)
+{
+ struct ifreq ifr;
+ int sk, err, index;
+ __u32 mask;
+ __u32 flags;
+
+ if (tunnel == NULL)
+ return -EINVAL;
+
+ sk = socket(AF_INET, SOCK_DGRAM, 0);
+ if (sk < 0)
+ return sk;
+
+ index = if_nametoindex(tunnel);
+
+ err = connman_inet_set_mtu(index, mtu);
+ if (err < 0)
+ return err;
+ else if (err)
+ goto done;
+
+ memset(&ifr, 0, sizeof(ifr));
+ strncpy(ifr.ifr_name, tunnel, IFNAMSIZ);
+ err = ioctl(sk, SIOCGIFFLAGS, &ifr);
+ if (err)
+ goto done;
+
+ mask = IFF_UP;
+ flags = IFF_UP;
+
+ if ((ifr.ifr_flags ^ flags) & mask) {
+ ifr.ifr_flags &= ~mask;
+ ifr.ifr_flags |= mask & flags;
+ err = ioctl(sk, SIOCSIFFLAGS, &ifr);
+ if (err)
+ connman_error("SIOCSIFFLAGS failed: %s",
+ strerror(errno));
+ }
+
+done:
+ close(sk);
+ return err;
+}