server/: Build a proper interface for handling tunnel classes.

[tripe] / server / tripe.c

diff --git a/server/tripe.c b/server/tripe.c
index fb1d337..637400a 100644 (file)
--- a/server/tripe.c
+++ b/server/tripe.c
@@ -163,6 +163,21 @@ int lp_run(void)
   return (0);
 }
 
+/*----- Tunnel table ------------------------------------------------------*/
+
+static const tunnel_ops *tunnels[] = {
+#ifdef TUN_LINUX
+  &tun_linux,
+#endif
+#ifdef TUN_BSD
+  &tun_bsd,
+#endif
+#ifdef TUN_UNET
+  &tun_unet,
+#endif
+  &tun_slip,
+};
+
 /*----- Main code ---------------------------------------------------------*/
 
 /* --- @main@ --- *
@@ -229,6 +244,7 @@ int main(int argc, char *argv[])
   const char *p;
   const char *bindhost = 0, *bindsvc = STR(TRIPE_PORT);
   struct addrinfo aihint = { 0 }, *ailist;
+  const tunnel_ops *dflt = 0;
   unsigned f = 0;
   int i;
   int err;
@@ -247,7 +263,6 @@ int main(int argc, char *argv[])
     dir = p;
   if ((p = getenv("TRIPESOCK")) != 0)
     csock = p;
-  tun_default = tunnels[0];
   aihint.ai_family = AF_UNSPEC;
 
   for (;;) {
@@ -323,13 +338,11 @@ int main(int argc, char *argv[])
        break;
       case 'n': {
        int i;
-       for (i = 0;; i++) {
-         if (!tunnels[i])
-           die(EXIT_FAILURE, "unknown tunnel `%s'", optarg);
+       for (i = 0; i < N(tunnels); i++)
          if (mystrieq(optarg, tunnels[i]->name))
-           break;
-       }
-       tun_default = tunnels[i];
+           { dflt = tunnels[i]; goto found_tun; }
+       die(EXIT_FAILURE, "unknown tunnel `%s'", optarg);
+      found_tun:;
       } break;
       case 'd':
        dir = optarg;
@@ -359,7 +372,7 @@ int main(int argc, char *argv[])
 #endif
       case '0': {
        int i;
-       for (i = 0; tunnels[i]; i++)
+       for (i = 0; i < N(tunnels); i++)
          puts(tunnels[i]->name);
        exit(0);
       } break;
@@ -406,8 +419,9 @@ int main(int argc, char *argv[])
   }
 
   p_init();
-  for (i = 0; tunnels[i]; i++)
-    tunnels[i]->init();
+  for (i = 0; i < N(tunnels); i++)
+    p_addtun(tunnels[i]);
+  if (dflt) p_setdflttun(dflt);
   p_bind(ailist); freeaddrinfo(ailist);
 
   for (i = 0; tunnels[i]; i++) {