/*
* Open connection
* 0 - successful,
* -1 - conection lost,
* -2 - invalid response.
*/
int pop_connect (POP_DATA *pop_data)
{
char buf[LONG_STRING];
pop_data->status = POP_NONE;
if (mutt_socket_open (pop_data->conn) < 0 ||
mutt_socket_readln (buf, sizeof (buf), pop_data->conn) < 0)
{
mutt_error (_("Error connecting to server: %s"), pop_data->conn->account.host);
return -1;
}
pop_data->status = POP_CONNECTED;
if (mutt_strncmp (buf, "+OK", 3))
{
*pop_data->err_msg = '\0';
pop_error (pop_data, buf);
mutt_error ("%s", pop_data->err_msg);
return -2;
}
pop_apop_timestamp (pop_data, buf);
return 0;
}
static int smtp_open (CONNECTION* conn)
{
int rc;
if (mutt_socket_open (conn))
return -1;
/* get greeting string */
if ((rc = smtp_get_resp (conn)))
return rc;
if ((rc = smtp_helo (conn)))
return rc;
#ifdef USE_SSL
if (conn->ssf)
rc = M_NO;
else if (option (OPTSSLFORCETLS))
rc = M_YES;
else if (mutt_bit_isset (Capabilities, STARTTLS) &&
(rc = query_quadoption (OPT_SSLSTARTTLS,
_("Secure connection with TLS?"))) == -1)
return rc;
if (rc == M_YES) {
if (mutt_socket_write (conn, "STARTTLS\r\n") < 0)
return smtp_err_write;
if ((rc = smtp_get_resp (conn)))
return rc;
if (mutt_ssl_starttls (conn)) {
mutt_error (_("Could not negotiate TLS connection"));
mutt_sleep (1);
return -1;
}
/* re-EHLO to get authentication mechanisms */
if ((rc = smtp_helo (conn)))
return rc;
}
#endif
if (conn->account.flags & M_ACCT_USER) {
if (!mutt_bit_isset (Capabilities, AUTH)) {
mutt_error (_("SMTP server does not support authentication"));
mutt_sleep (1);
return -1;
}
#ifdef USE_SASL
return smtp_auth (conn);
#else
mutt_error (_("SMTP authentication requires SASL"));
mutt_sleep (1);
return -1;
#endif /* USE_SASL */
}
return 0;
}
