X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/e8fa8f62da443bfc89c416d3eeafcde69c8c6403..125105d16c788398562ac03e91ce7a0dc0292492:/raw.c

diff --git a/raw.c b/raw.c
index 94ff43f1..10e9ce64 100644
--- a/raw.c
+++ b/raw.c
@@ -80,7 +80,7 @@ static char *raw_init(void *frontend_handle, void **backend_handle,
     char *err;
     Raw raw;
 
-    raw = smalloc(sizeof(*raw));
+    raw = snew(struct raw_backend_data);
     raw->fn = &fn_table;
     raw->s = NULL;
     *backend_handle = raw;
@@ -123,6 +123,15 @@ static char *raw_init(void *frontend_handle, void **backend_handle,
     return NULL;
 }
 
+static void raw_free(void *handle)
+{
+    Raw raw = (Raw) handle;
+
+    if (raw->s)
+	sk_close(raw->s);
+    sfree(raw);
+}
+
 /*
  * Stub routine (we don't have any need to reconfigure this backend).
  */
@@ -172,6 +181,15 @@ static void raw_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 *raw_get_specials(void *handle)
+{
+    return NULL;
+}
+
 static Socket raw_socket(void *handle)
 {
     Raw raw = (Raw) handle;
@@ -208,17 +226,23 @@ static void raw_provide_logctx(void *handle, void *logctx)
 
 static int raw_exitcode(void *handle)
 {
-    /* Exit codes are a meaningless concept in the Raw protocol */
-    return 0;
+    Raw raw = (Raw) handle;
+    if (raw->s != NULL)
+        return -1;                     /* still connected */
+    else
+        /* Exit codes are a meaningless concept in the Raw protocol */
+        return 0;
 }
 
 Backend raw_backend = {
     raw_init,
+    raw_free,
     raw_reconfig,
     raw_send,
     raw_sendbuffer,
     raw_size,
     raw_special,
+    raw_get_specials,
     raw_socket,
     raw_exitcode,
     raw_sendok,