15 struct sync_flag bar_reachable;
17 void status_cb(meshlink_handle_t *mesh, meshlink_node_t *node, bool reachable) {
20 if(reachable && !strcmp(node->name, "bar")) {
21 set_sync_flag(&bar_reachable, true);
26 meshlink_set_log_cb(NULL, MESHLINK_DEBUG, log_cb);
28 // Open two new meshlink instance.
30 assert(meshlink_destroy("import_export_conf.1"));
31 assert(meshlink_destroy("import_export_conf.2"));
33 meshlink_handle_t *mesh1 = meshlink_open("import_export_conf.1", "foo", "import-export", DEV_CLASS_BACKBONE);
36 meshlink_handle_t *mesh2 = meshlink_open("import_export_conf.2", "bar", "import-export", DEV_CLASS_BACKBONE);
39 // Disable local discovery
41 meshlink_enable_discovery(mesh1, false);
42 meshlink_enable_discovery(mesh2, false);
44 // Import and export both side's data
46 meshlink_add_address(mesh1, "localhost");
47 meshlink_add_address(mesh2, "localhost");
49 char *data = meshlink_export(mesh1);
52 assert(meshlink_import(mesh2, data));
55 data = meshlink_export(mesh2);
58 assert(meshlink_import(mesh1, data));
61 // Start both instances
63 meshlink_set_node_status_cb(mesh1, status_cb);
65 assert(meshlink_start(mesh1));
66 assert(meshlink_start(mesh2));
68 // Wait for the two to connect.
70 assert(wait_sync_flag(&bar_reachable, 20));
72 // Wait for UDP communication to become possible.
74 int pmtu = meshlink_get_pmtu(mesh2, meshlink_get_node(mesh2, "bar"));
76 for(int i = 0; i < 10 && !pmtu; i++) {
78 pmtu = meshlink_get_pmtu(mesh2, meshlink_get_node(mesh2, "bar"));
85 meshlink_close(mesh2);
86 meshlink_close(mesh1);