14 static Socket s = NULL;
16 static void raw_size(void);
18 static void c_write(char *buf, int len)
20 from_backend(0, buf, len);
23 static int raw_closing(Plug plug, char *error_msg, int error_code,
31 /* A socket error has occurred. */
32 connection_fatal(error_msg);
33 } /* Otherwise, the remote side closed the connection normally. */
37 static int raw_receive(Plug plug, int urgent, char *data, int len)
44 * Called to set up the raw connection.
46 * Returns an error message, or NULL on success.
48 * Also places the canonical host name into `realhost'. It must be
49 * freed by the caller.
51 static char *raw_init(char *host, int port, char **realhost)
53 static struct plug_function_table fn_table = {
56 }, *fn_table_ptr = &fn_table;
64 addr = sk_namelookup(host, realhost);
65 if ((err = sk_addr_error(addr)))
69 port = 23; /* default telnet port */
74 s = sk_new(addr, port, 0, 1, &fn_table_ptr);
75 if ((err = sk_socket_error(s)))
84 * Called to send data down the raw connection.
86 static void raw_send(char *buf, int len)
92 sk_write(s, buf, len);
96 * Called to set the size of the window
98 static void raw_size(void)
105 * Send raw special codes.
107 static void raw_special(Telnet_Special code)
113 static Socket raw_socket(void)
118 static int raw_sendok(void)
123 static int raw_ldisc(int option)
125 if (option == LD_EDIT || option == LD_ECHO)
130 Backend raw_backend = {