X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/fabd1805a8f429ca83b4271aabd1206ac3537ebb..125105d16c788398562ac03e91ce7a0dc0292492:/rlogin.c

diff --git a/rlogin.c b/rlogin.c
index 89a2bfe1..c12a0802 100644
--- a/rlogin.c
+++ b/rlogin.c
@@ -110,7 +110,7 @@ static char *rlogin_init(void *frontend_handle, void **backend_handle,
     char *err;
     Rlogin rlogin;
 
-    rlogin = smalloc(sizeof(*rlogin));
+    rlogin = snew(struct rlogin_tag);
     rlogin->fn = &fn_table;
     rlogin->s = NULL;
     rlogin->frontend = frontend_handle;
@@ -169,7 +169,7 @@ static char *rlogin_init(void *frontend_handle, void **backend_handle,
 	sk_write(rlogin->s, cfg->termtype,
 		 strlen(cfg->termtype));
 	sk_write(rlogin->s, "/", 1);
-	for (p = cfg->termspeed; isdigit(*p); p++) continue;
+	for (p = cfg->termspeed; isdigit((unsigned char)*p); p++) continue;
 	sk_write(rlogin->s, cfg->termspeed, p - cfg->termspeed);
 	rlogin->bufsize = sk_write(rlogin->s, &z, 1);
     }
@@ -248,6 +248,15 @@ static void rlogin_special(void *handle, Telnet_Special code)
     return;
 }
 
+/*
+ * Return a list of the special codes that make sense in this
+ * protocol.
+ */
+static const struct telnet_special *rlogin_get_specials(void *handle)
+{
+    return NULL;
+}
+
 static Socket rlogin_socket(void *handle)
 {
     Rlogin rlogin = (Rlogin) handle;
@@ -284,9 +293,12 @@ static void rlogin_provide_logctx(void *handle, void *logctx)
 
 static int rlogin_exitcode(void *handle)
 {
-    /* Rlogin rlogin = (Rlogin) handle; */
-    /* If we ever implement RSH, we'll probably need to do this properly */
-    return 0;
+    Rlogin rlogin = (Rlogin) handle;
+    if (rlogin->s != NULL)
+        return -1;                     /* still connected */
+    else
+        /* If we ever implement RSH, we'll probably need to do this properly */
+        return 0;
 }
 
 Backend rlogin_backend = {
@@ -297,6 +309,7 @@ Backend rlogin_backend = {
     rlogin_sendbuffer,
     rlogin_size,
     rlogin_special,
+    rlogin_get_specials,
     rlogin_socket,
     rlogin_exitcode,
     rlogin_sendok,