Show device name in INITIALIZED state

src/main.c

@@ -1157,7 +1157,9 @@ int main (int argc, char **argv)
     struct fdbuf tun  = { .fd = -1 };
     struct fdbuf sock = { .fd = -1 };
 
-    tun.fd = tun_create(dev, option_is_set(opts, "multiqueue"));
+    char *tun_name = NULL;
+
+    tun.fd = tun_create(dev, &tun_name, option_is_set(opts, "multiqueue"));
 
     if (tun.fd==-1) {
         gt_log("couldn't create tun device\n");
@@ -1189,7 +1191,7 @@ int main (int argc, char **argv)
     long retry = 0;
     uint8_t *db = NULL;
 
-    state("INITIALIZED", NULL);
+    state("INITIALIZED", tun_name);
 
     while (!gt_close) {
         if (retry_count>=0 && retry>=retry_count+1) {

src/tun.c

@@ -131,9 +131,9 @@ static int tun_create_by_id (char *name, size_t size, unsigned id, int mq)
 
 #endif
 
-int tun_create (char *dev_name, int mq)
+int tun_create (char *dev_name, char **ret_name, int mq)
 {
-    char name[64];
+    char name[64] = {0};
     int fd = -1;
 
 #ifndef IFF_MULTI_QUEUE
@@ -148,8 +148,8 @@ int tun_create (char *dev_name, int mq)
         fd = tun_create_by_name(name, sizeof(name), dev_name, mq);
     }
 
-    if (fd!=-1)
-        gt_print("tun name: %s\n", name);
+    if (fd!=-1 && ret_name)
+        *ret_name = strdup(name);
 
     return fd;
 }

src/tun.h

@@ -2,6 +2,6 @@
 
 #include <unistd.h>
 
-int     tun_create (char *, int);
+int     tun_create (char *, char **, int);
 ssize_t tun_read   (int, void *, size_t);
 ssize_t tun_write  (int, const void *, size_t);