talloc_free(device);
}
+static void update_status(struct discover_client *client,
+ struct boot_status *status)
+{
+ if (client->ops.update_status)
+ client->ops.update_status(status, client->ops.cb_arg);
+}
+
+static void update_sysinfo(struct discover_client *client,
+ struct system_info *sysinfo)
+{
+ if (client->ops.update_sysinfo)
+ client->ops.update_sysinfo(sysinfo, client->ops.cb_arg);
+}
+
+static void update_config(struct discover_client *client,
+ struct config *config)
+{
+ if (client->ops.update_config)
+ client->ops.update_config(config, client->ops.cb_arg);
+}
+
static int discover_client_process(void *arg)
{
struct discover_client *client = arg;
struct pb_protocol_message *message;
+ struct system_info *sysinfo;
+ struct boot_status *status;
struct boot_option *opt;
+ struct config *config;
struct device *dev;
char *dev_id;
+ void *ctx;
int rc;
- message = pb_protocol_read_message(client, client->fd);
+ /* We use a temporary context for processing one message; persistent
+ * data is re-parented to the client in the callbacks. */
+ ctx = talloc_new(client);
+
+ message = pb_protocol_read_message(ctx, client->fd);
if (!message)
return -1;
switch (message->action) {
case PB_PROTOCOL_ACTION_DEVICE_ADD:
- dev = talloc_zero(client, struct device);
+ dev = talloc_zero(ctx, struct device);
list_init(&dev->boot_options);
rc = pb_protocol_deserialise_device(dev, message);
device_add(client, dev);
break;
case PB_PROTOCOL_ACTION_BOOT_OPTION_ADD:
- opt = talloc_zero(client, struct boot_option);
+ opt = talloc_zero(ctx, struct boot_option);
rc = pb_protocol_deserialise_boot_option(opt, message);
if (rc) {
boot_option_add(client, opt);
break;
case PB_PROTOCOL_ACTION_DEVICE_REMOVE:
- dev_id = pb_protocol_deserialise_string(client, message);
+ dev_id = pb_protocol_deserialise_string(ctx, message);
if (!dev_id) {
pb_log("%s: no device id?\n", __func__);
return 0;
}
device_remove(client, dev_id);
break;
+ case PB_PROTOCOL_ACTION_STATUS:
+ status = talloc_zero(ctx, struct boot_status);
+
+ rc = pb_protocol_deserialise_boot_status(status, message);
+ if (rc) {
+ pb_log("%s: invalid status message?\n", __func__);
+ return 0;
+ }
+ update_status(client, status);
+ break;
+ case PB_PROTOCOL_ACTION_SYSTEM_INFO:
+ sysinfo = talloc_zero(ctx, struct system_info);
+
+ rc = pb_protocol_deserialise_system_info(sysinfo, message);
+ if (rc) {
+ pb_log("%s: invalid sysinfo message?\n", __func__);
+ return 0;
+ }
+ update_sysinfo(client, sysinfo);
+ break;
+ case PB_PROTOCOL_ACTION_CONFIG:
+ config = talloc_zero(ctx, struct config);
+
+ rc = pb_protocol_deserialise_config(config, message);
+ if (rc) {
+ pb_log("%s: invalid config message?\n", __func__);
+ return 0;
+ }
+ update_config(client, config);
+ break;
default:
pb_log("%s: unknown action %d\n", __func__, message->action);
}
+ talloc_free(ctx);
return 0;
}
goto out_err;
}
- waiter_register(waitset, client->fd, WAIT_IN, discover_client_process,
- client);
+ waiter_register_io(waitset, client->fd, WAIT_IN,
+ discover_client_process, client);
return client;
const struct boot_option *boot_option,
const struct pb_boot_data *data)
{
-
- command->option_id = boot_option->id;
+ command->option_id = boot_option ? boot_option->id : NULL;
command->boot_image_file = data->image;
command->initrd_file = data->initrd;
+ command->dtb_file = data->dtb;
command->boot_args = data->args;
}
return rc;
}
+
+int discover_client_cancel_default(struct discover_client *client)
+{
+ struct pb_protocol_message *message;
+
+ message = pb_protocol_create_message(client,
+ PB_PROTOCOL_ACTION_CANCEL_DEFAULT, 0);
+
+ if (!message)
+ return -1;
+
+ return pb_protocol_write_message(client->fd, message);
+}
+
+int discover_client_send_reinit(struct discover_client *client)
+{
+ struct pb_protocol_message *message;
+
+ message = pb_protocol_create_message(client,
+ PB_PROTOCOL_ACTION_REINIT, 0);
+
+ if (!message)
+ return -1;
+
+ return pb_protocol_write_message(client->fd, message);
+}
+
+int discover_client_send_config(struct discover_client *client,
+ struct config *config)
+{
+ struct pb_protocol_message *message;
+ int len;
+
+ len = pb_protocol_config_len(config);
+
+ message = pb_protocol_create_message(client,
+ PB_PROTOCOL_ACTION_CONFIG, len);
+ if (!message)
+ return -1;
+
+ pb_protocol_serialise_config(config, message->payload, len);
+
+ return pb_protocol_write_message(client->fd, message);
+}