15 static Socket s = NULL;
17 static void rlogin_size(void);
19 static void c_write(char *buf, int len)
21 from_backend(0, buf, len);
24 static int rlogin_closing(Plug plug, char *error_msg, int error_code,
30 /* A socket error has occurred. */
31 connection_fatal(error_msg);
32 } /* Otherwise, the remote side closed the connection normally. */
36 static int rlogin_receive(Plug plug, int urgent, char *data, int len)
46 * We should flush everything (aka Telnet SYNCH) if we see
47 * 0x02, and we should turn off and on _local_ flow control
48 * on 0x10 and 0x20 respectively. I'm not convinced it's
53 * Main rlogin protocol. This is really simple: the first
54 * byte is expected to be NULL and is ignored, and the rest
57 static int firstbyte = 1;
59 if (data[0] == '\0') {
71 * Called to set up the rlogin connection.
73 * Returns an error message, or NULL on success.
75 * Also places the canonical host name into `realhost'. It must be
76 * freed by the caller.
78 static char *rlogin_init(char *host, int port, char **realhost)
80 static struct plug_function_table fn_table = {
83 }, *fn_table_ptr = &fn_table;
91 addr = sk_namelookup(host, realhost);
92 if ((err = sk_addr_error(addr)))
96 port = 513; /* default rlogin port */
101 s = sk_new(addr, port, 1, 0, &fn_table_ptr);
102 if ((err = sk_socket_error(s)))
108 * Send local username, remote username, terminal/speed
115 sk_write(s, cfg.localusername, strlen(cfg.localusername));
117 sk_write(s, cfg.username, strlen(cfg.username));
119 sk_write(s, cfg.termtype, strlen(cfg.termtype));
121 for (p = cfg.termspeed; isdigit(*p); p++);
122 sk_write(s, cfg.termspeed, p - cfg.termspeed);
130 * Called to send data down the rlogin connection.
132 static void rlogin_send(char *buf, int len)
138 sk_write(s, buf, len);
142 * Called to set the size of the window
144 static void rlogin_size(void)
146 char b[12] = { '\xFF', '\xFF', 0x73, 0x73, 0, 0, 0, 0, 0, 0, 0, 0 };
157 * Send rlogin special codes.
159 static void rlogin_special(Telnet_Special code)
165 static Socket rlogin_socket(void)
170 static int rlogin_sendok(void)
175 static int rlogin_ldisc(int option)
180 Backend rlogin_backend = {