Add the meshlink_get_port() and meshlink_set_port() functions.

[meshlink] / src / meshlink.c

diff --git a/src/meshlink.c b/src/meshlink.c
index 418be9e878d636b59844356d10b6a28e05bea162..446e8d24a65961777211c5906c4d1f5dc7aa14b3 100644 (file)
--- a/src/meshlink.c
+++ b/src/meshlink.c
@@ -1512,6 +1512,66 @@ bool meshlink_add_external_address(meshlink_handle_t *mesh) {
        return rval;
 }
 
+int meshlink_get_port(meshlink_handle_t *mesh) {
+       if(!mesh) {
+               meshlink_errno = MESHLINK_EINVAL;
+               return -1;
+       }
+
+       if(!mesh->myport) {
+               meshlink_errno = MESHLINK_EINTERNAL;
+               return -1;
+       }
+
+       return atoi(mesh->myport);
+}
+
+bool meshlink_set_port(meshlink_handle_t *mesh, int port) {
+       if(!mesh || port < 0 || port >= 65536 || mesh->threadstarted) {
+               meshlink_errno = MESHLINK_EINVAL;
+               return false;
+       }
+
+       if(mesh->myport && port == atoi(mesh->myport))
+               return true;
+
+       if(!try_bind(port)) {
+               meshlink_errno = MESHLINK_ENETWORK;
+               return false;
+       }
+
+       bool rval = false;
+
+       pthread_mutex_lock(&(mesh->mesh_mutex));
+       if(mesh->threadstarted) {
+               meshlink_errno = MESHLINK_EINVAL;
+               goto done;
+       }
+
+       close_network_connections(mesh);
+       exit_configuration(&mesh->config);
+
+       char portstr[10];
+       snprintf(portstr, sizeof portstr, "%d", port);
+       portstr[sizeof portstr - 1] = 0;
+
+       modify_config_file(mesh, mesh->name, "Port", portstr, true);
+
+       init_configuration(&mesh->config);
+
+       if(!read_server_config(mesh))
+               meshlink_errno = MESHLINK_ESTORAGE;
+       else if(!setup_network(mesh))
+               meshlink_errno = MESHLINK_ENETWORK;
+       else
+               rval = true;
+
+done:
+       pthread_mutex_unlock(&(mesh->mesh_mutex));
+
+       return rval;
+}
+
 char *meshlink_invite(meshlink_handle_t *mesh, const char *name) {
        if(!mesh) {
                meshlink_errno = MESHLINK_EINVAL;