support wireless interfaces for --net

1 files changed, 12 insertions, 1 deletions

diff --git a/src/fnet/main.c b/src/fnet/main.c
index 6f149b497..3832cfaef 100644
--- a/src/fnet/main.c
+++ b/src/fnet/main.c
@@ -18,6 +18,9 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 #include "fnet.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+
 int arg_quiet = 0;
 
 void fmessage(char* fmt, ...) { // TODO: this function is duplicated in src/firejail/util.c
@@ -86,7 +89,15 @@ printf("\n");
                 net_if_up(argv[3]);
         }
         else if (argc == 6 && strcmp(argv[1], "create") == 0 && strcmp(argv[2], "macvlan") == 0) {
-                net_create_macvlan(argv[3], argv[4], atoi(argv[5]));
+                // use ipvlan for wireless devices
+                struct stat s;
+                char *fname;
+                if (asprintf(&fname, "/sys/class/net/%s/wireless", argv[4]) == -1)
+                        errExit("asprintf");
+                if (stat(fname, &s) == 0) // wireless
+                        net_create_ipvlan(argv[3], argv[4], atoi(argv[5]));
+                else // regular ethernet
+                        net_create_macvlan(argv[3], argv[4], atoi(argv[5]));
         }
         else if (argc == 7 && strcmp(argv[1], "config") == 0 && strcmp(argv[2], "interface") == 0) {
                 char *dev = argv[3];