From eefe357750df147359aa7ff532343a9b59341ef1 Mon Sep 17 00:00:00 2001
From: Jeremy Kerr <jk@ozlabs.org>
Date: Wed, 1 May 2013 09:29:51 +0800
Subject: discover: Add discover_server_notify_boot_status

Add a function to the server to notify clients of boot status updates.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
---
 discover/discover-server.c | 27 +++++++++++++++++++++++++++
 discover/discover-server.h |  3 +++
 2 files changed, 30 insertions(+)

(limited to 'discover')

diff --git a/discover/discover-server.c b/discover/discover-server.c
index 1987932..3f08152 100644
--- a/discover/discover-server.c
+++ b/discover/discover-server.c
@@ -145,6 +145,24 @@ static int write_device_remove_message(struct discover_server *server,
 	return client_write_message(server, client, message);
 }
 
+static int write_boot_status_message(struct discover_server *server,
+		struct client *client, const struct boot_status *status)
+{
+	struct pb_protocol_message *message;
+	int len;
+
+	len = pb_protocol_boot_status_len(status);
+
+	message = pb_protocol_create_message(client,
+			PB_PROTOCOL_ACTION_STATUS, len);
+	if (!message)
+		return -1;
+
+	pb_protocol_serialise_boot_status(status, message->payload, len);
+
+	return client_write_message(server, client, message);
+}
+
 static int discover_server_process_message(void *arg)
 {
 	struct pb_protocol_message *message;
@@ -247,6 +265,15 @@ void discover_server_notify_device_remove(struct discover_server *server,
 
 }
 
+void discover_server_notify_boot_status(struct discover_server *server,
+		struct boot_status *status)
+{
+	struct client *client;
+
+	list_for_each_entry(&server->clients, client, list)
+		write_boot_status_message(server, client, status);
+}
+
 void discover_server_set_device_source(struct discover_server *server,
 		struct device_handler *handler)
 {
diff --git a/discover/discover-server.h b/discover/discover-server.h
index e47cf5f..541afaf 100644
--- a/discover/discover-server.h
+++ b/discover/discover-server.h
@@ -6,6 +6,7 @@
 struct discover_server;
 struct device_handler;
 struct boot_option;
+struct boot_status;
 struct device;
 
 struct discover_server *discover_server_init(struct waitset *waitset);
@@ -21,4 +22,6 @@ void discover_server_notify_boot_option_add(struct discover_server *server,
 		struct boot_option *option);
 void discover_server_notify_device_remove(struct discover_server *server,
 		struct device *device);
+void discover_server_notify_boot_status(struct discover_server *server,
+		struct boot_status *status);
 #endif /* _DISCOVER_SERVER_H */
-- 
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