+ if (!simple_output)
+ fprintf(stderr, "Error while registering for event '%s': %s\n",
+ event, ubus_strerror(ret));
+ return -1;
+ }
+
+ do_listen(ctx, &data);
+
+ return 0;
+}
+
+
+static int ubus_cli_send(struct ubus_context *ctx, int argc, char **argv)
+{
+ if (argc < 1 || argc > 2)
+ return -2;
+
+ blob_buf_init(&b, 0);
+
+ if (argc == 2 && !blobmsg_add_json_from_string(&b, argv[1])) {
+ return UBUS_STATUS_PARSE_ERROR;
+ }
+
+ return ubus_send_event(ctx, argv[0], b.head);
+}
+
+struct cli_wait_data {
+ struct uloop_timeout timeout;
+ struct ubus_event_handler ev;
+ char **pending;
+ int n_pending;
+};
+
+static void wait_check_object(struct cli_wait_data *data, const char *path)
+{
+ int i;
+
+ for (i = 0; i < data->n_pending; i++) {
+ if (strcmp(path, data->pending[i]) != 0)
+ continue;
+
+ data->n_pending--;
+ if (i == data->n_pending)
+ break;
+
+ memmove(&data->pending[i], &data->pending[i + 1],
+ (data->n_pending - i) * sizeof(*data->pending));
+ i--;
+ }
+
+ if (!data->n_pending)
+ uloop_end();
+}
+
+static void wait_event_cb(struct ubus_context *ctx, struct ubus_event_handler *ev,
+ const char *type, struct blob_attr *msg)
+{
+ static const struct blobmsg_policy policy = {
+ "path", BLOBMSG_TYPE_STRING
+ };
+ struct cli_wait_data *data = container_of(ev, struct cli_wait_data, ev);
+ struct blob_attr *attr;
+ const char *path;
+
+ if (strcmp(type, "ubus.object.add") != 0)
+ return;
+
+ blobmsg_parse(&policy, 1, &attr, blob_data(msg), blob_len(msg));
+ if (!attr)
+ return;
+
+ path = blobmsg_data(attr);
+ wait_check_object(data, path);
+}
+
+static void wait_list_cb(struct ubus_context *ctx, struct ubus_object_data *obj, void *priv)
+{
+ struct cli_wait_data *data = priv;
+
+ wait_check_object(data, obj->path);
+}
+
+
+static void wait_timeout(struct uloop_timeout *timeout)
+{
+ uloop_end();
+}
+
+static int ubus_cli_wait_for(struct ubus_context *ctx, int argc, char **argv)
+{
+ struct cli_wait_data data = {
+ .timeout.cb = wait_timeout,
+ .ev.cb = wait_event_cb,
+ .pending = argv,
+ .n_pending = argc,
+ };
+ int ret;
+
+ if (argc < 1)
+ return -2;
+
+ uloop_init();
+ ubus_add_uloop(ctx);
+
+ ret = ubus_register_event_handler(ctx, &data.ev, "ubus.object.add");
+ if (ret)
+ return ret;
+
+ if (!data.n_pending)
+ return ret;
+
+ ret = ubus_lookup(ctx, NULL, wait_list_cb, &data);
+ if (ret)
+ return ret;
+
+ if (!data.n_pending)
+ return ret;
+
+ uloop_timeout_set(&data.timeout, timeout * 1000);
+ uloop_run();
+ uloop_done();
+
+ if (data.n_pending)
+ return UBUS_STATUS_TIMEOUT;
+
+ return ret;
+}
+
+static const char *
+ubus_cli_msg_type(uint32_t type)
+{
+ const char *ret = NULL;
+ static char unk_type[16];
+
+
+ if (type < ARRAY_SIZE(monitor_types))
+ ret = monitor_types[type];
+
+ if (!ret) {
+ snprintf(unk_type, sizeof(unk_type), "%d", type);
+ ret = unk_type;
+ }
+
+ return ret;
+}
+
+static char *
+ubus_cli_get_monitor_data(struct blob_attr *data)
+{
+ static const struct blob_attr_info policy[UBUS_ATTR_MAX] = {
+ [UBUS_ATTR_STATUS] = { .type = BLOB_ATTR_INT32 },
+ [UBUS_ATTR_OBJPATH] = { .type = BLOB_ATTR_STRING },
+ [UBUS_ATTR_OBJID] = { .type = BLOB_ATTR_INT32 },
+ [UBUS_ATTR_METHOD] = { .type = BLOB_ATTR_STRING },
+ [UBUS_ATTR_OBJTYPE] = { .type = BLOB_ATTR_INT32 },
+ [UBUS_ATTR_SIGNATURE] = { .type = BLOB_ATTR_NESTED },
+ [UBUS_ATTR_DATA] = { .type = BLOB_ATTR_NESTED },
+ [UBUS_ATTR_ACTIVE] = { .type = BLOB_ATTR_INT8 },
+ [UBUS_ATTR_NO_REPLY] = { .type = BLOB_ATTR_INT8 },
+ [UBUS_ATTR_USER] = { .type = BLOB_ATTR_STRING },
+ [UBUS_ATTR_GROUP] = { .type = BLOB_ATTR_STRING },
+ };
+ static const char * const names[UBUS_ATTR_MAX] = {
+ [UBUS_ATTR_STATUS] = "status",
+ [UBUS_ATTR_OBJPATH] = "objpath",
+ [UBUS_ATTR_OBJID] = "objid",
+ [UBUS_ATTR_METHOD] = "method",
+ [UBUS_ATTR_OBJTYPE] = "objtype",
+ [UBUS_ATTR_SIGNATURE] = "signature",
+ [UBUS_ATTR_DATA] = "data",
+ [UBUS_ATTR_ACTIVE] = "active",
+ [UBUS_ATTR_NO_REPLY] = "no_reply",
+ [UBUS_ATTR_USER] = "user",
+ [UBUS_ATTR_GROUP] = "group",
+ };
+ struct blob_attr *tb[UBUS_ATTR_MAX];
+ int i;
+
+ blob_buf_init(&b, 0);
+ blob_parse(data, tb, policy, UBUS_ATTR_MAX);
+
+ for (i = 0; i < UBUS_ATTR_MAX; i++) {
+ const char *n = names[i];
+ struct blob_attr *v = tb[i];
+
+ if (!tb[i] || !n)
+ continue;
+
+ switch(policy[i].type) {
+ case BLOB_ATTR_INT32:
+ blobmsg_add_u32(&b, n, blob_get_int32(v));
+ break;
+ case BLOB_ATTR_STRING:
+ blobmsg_add_string(&b, n, blob_data(v));
+ break;
+ case BLOB_ATTR_INT8:
+ blobmsg_add_u8(&b, n, !!blob_get_int8(v));
+ break;
+ case BLOB_ATTR_NESTED:
+ blobmsg_add_field(&b, BLOBMSG_TYPE_TABLE, n, blobmsg_data(v), blobmsg_data_len(v));
+ break;
+ }
+ }
+
+ return blobmsg_format_json(b.head, true);
+}
+
+static void
+ubus_cli_monitor_cb(struct ubus_context *ctx, uint32_t seq, struct blob_attr *msg)
+{
+ static const struct blob_attr_info policy[UBUS_MONITOR_MAX] = {
+ [UBUS_MONITOR_CLIENT] = { .type = BLOB_ATTR_INT32 },
+ [UBUS_MONITOR_PEER] = { .type = BLOB_ATTR_INT32 },
+ [UBUS_MONITOR_SEND] = { .type = BLOB_ATTR_INT8 },
+ [UBUS_MONITOR_TYPE] = { .type = BLOB_ATTR_INT32 },
+ [UBUS_MONITOR_DATA] = { .type = BLOB_ATTR_NESTED },
+ };
+ struct blob_attr *tb[UBUS_MONITOR_MAX];
+ uint32_t client, peer, type;
+ bool send;
+ char *data;
+
+ blob_parse_untrusted(msg, blob_raw_len(msg), tb, policy, UBUS_MONITOR_MAX);
+
+ if (!tb[UBUS_MONITOR_CLIENT] ||
+ !tb[UBUS_MONITOR_PEER] ||
+ !tb[UBUS_MONITOR_SEND] ||
+ !tb[UBUS_MONITOR_TYPE] ||
+ !tb[UBUS_MONITOR_DATA]) {
+ printf("Invalid monitor msg\n");
+ return;