X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=frontend%2Fconn.go;h=057ef6c15955179fa3b2611c22694a8eb49f4e2c;hb=4206e0dbca82f5df7d8e534f78cb737979880916;hp=02dfe8bf904111b1edca797cc61270dab64b5bc6;hpb=09dd8f99fd8598b809f4d58d4a325310b555981f;p=safcm%2Fsafcm.git

diff --git a/frontend/conn.go b/frontend/conn.go
index 02dfe8b..057ef6c 100644
--- a/frontend/conn.go
+++ b/frontend/conn.go
@@ -1,6 +1,6 @@
 // Frontend: Connection functions for programs using the safcm library
 
-// Copyright (C) 2021  Simon Ruderich
+// Copyright (C) 2021-2022  Simon Ruderich
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -64,3 +64,20 @@ func (l *Loop) HostInfoMsg(host Host, conn *rpc.Conn, req safcm.MsgInfoReq) (
 	}
 	return resp, nil
 }
+
+// HostSyncMsg sends a MsgSyncReq for host via conn and returns the resulting
+// MsgSyncResp.
+func (l *Loop) HostSyncMsg(host Host, conn *rpc.Conn, req safcm.MsgSyncReq) (
+	safcm.MsgSyncResp, error) {
+
+	var empty safcm.MsgSyncResp
+	x, err := l.SendRecv(host, conn, req)
+	if err != nil {
+		return empty, err
+	}
+	resp, ok := x.(safcm.MsgSyncResp)
+	if !ok {
+		return empty, fmt.Errorf("unexpected response %v", x)
+	}
+	return resp, nil
+}