X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=windows%2Fwinser.c;h=de9e61b480f91b6a9a5f6ccab81bf5142956f2bf;hb=9f9d72ec58642e91b4f93ee4405a8086ee2fb2f0;hp=086d3e5cd4fcb2b3e7fbe8b767ac36748b0afd38;hpb=d5836982e23d8a6176114e1073469950c4eaae37;p=PuTTY.git

diff --git a/windows/winser.c b/windows/winser.c
index 086d3e5c..de9e61b4 100644
--- a/windows/winser.c
+++ b/windows/winser.c
@@ -199,7 +199,7 @@ static const char *serial_configure(Serial serial, HANDLE serport, Conf *conf)
  * freed by the caller.
  */
 static const char *serial_init(void *frontend_handle, void **backend_handle,
-			       Conf *conf, char *host, int port,
+			       Conf *conf, const char *host, int port,
 			       char **realhost, int nodelay, int keepalive)
 {
     Serial serial;
@@ -302,7 +302,7 @@ static void serial_reconfig(void *handle, Conf *conf)
 /*
  * Called to send data down the serial connection.
  */
-static int serial_send(void *handle, char *buf, int len)
+static int serial_send(void *handle, const char *buf, int len)
 {
     Serial serial = (Serial) handle;
 
@@ -453,6 +453,7 @@ Backend serial_backend = {
     serial_provide_logctx,
     serial_unthrottle,
     serial_cfg_info,
+    NULL /* test_for_upstream */,
     "serial",
     PROT_SERIAL,
     0