protocol: expose discovery reinit over client/server protocol

Now that we can re-initialise the device handler, allow this to be
triggered from UIs over the petitboot protocol.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>

3 files changed, 6 insertions, 1 deletions

diff --git a/discover/device-handler.c b/discover/device-handler.c
index f5dc32c..dd3aee9 100644
--- a/discover/device-handler.c
+++ b/discover/device-handler.c
@@ -294,7 +294,7 @@ struct device_handler *device_handler_init(struct discover_server *server,
 	return handler;
 }
 
-static void device_handler_reinit(struct device_handler *handler)
+void device_handler_reinit(struct device_handler *handler)
 {
 	struct discover_boot_option *opt, *tmp;
 	unsigned int i;
diff --git a/discover/device-handler.h b/discover/device-handler.h
index bad7447..246abf9 100644
--- a/discover/device-handler.h
+++ b/discover/device-handler.h
@@ -117,6 +117,7 @@ void device_handler_boot(struct device_handler *handler,
 void device_handler_cancel_default(struct device_handler *handler);
 void device_handler_update_config(struct device_handler *handler,
 		struct config *config);
+void device_handler_reinit(struct device_handler *handler);
 
 int device_request_write(struct discover_device *dev, bool *release);
 void device_release_write(struct discover_device *dev, bool release);
diff --git a/discover/discover-server.c b/discover/discover-server.c
index 1765074..80919fd 100644
--- a/discover/discover-server.c
+++ b/discover/discover-server.c
@@ -245,6 +245,10 @@ static int discover_server_process_message(void *arg)
 		device_handler_cancel_default(client->server->device_handler);
 		break;
 
+	case PB_PROTOCOL_ACTION_REINIT:
+		device_handler_reinit(client->server->device_handler);
+		break;
+
 	case PB_PROTOCOL_ACTION_CONFIG:
 		config = talloc_zero(client, struct config);