#define TRUE 1
#endif
+#define RAW_MAX_BACKLOG 4096
+
static Socket s = NULL;
+static int raw_bufsize;
static void raw_size(void);
static void c_write(char *buf, int len)
{
- from_backend(0, buf, len);
+ int backlog = from_backend(0, buf, len);
+ sk_set_frozen(s, backlog > RAW_MAX_BACKLOG);
}
static int raw_closing(Plug plug, char *error_msg, int error_code,
/*
* Called to send data down the raw connection.
*/
-static void raw_send(char *buf, int len)
+static int raw_send(char *buf, int len)
{
if (s == NULL)
return;
- sk_write(s, buf, len);
+ raw_bufsize = sk_write(s, buf, len);
+
+ return raw_bufsize;
+}
+
+/*
+ * Called to query the current socket sendability status.
+ */
+static int raw_sendbuffer(void)
+{
+ return raw_bufsize;
}
/*
return 1;
}
+static void raw_unthrottle(int backlog)
+{
+ sk_set_frozen(s, backlog > RAW_MAX_BACKLOG);
+}
+
static int raw_ldisc(int option)
{
if (option == LD_EDIT || option == LD_ECHO)
Backend raw_backend = {
raw_init,
raw_send,
+ raw_sendbuffer,
raw_size,
raw_special,
raw_socket,
raw_sendok,
raw_ldisc,
+ raw_unthrottle,
1
};