int
ftp_write_str(const struct vsf_session* p_sess, const struct mystr* p_str,
enum EVSFRWTarget target)
{
if (target == kVSFRWData)
{
if (p_sess->data_use_ssl)
{
return ssl_write_str(p_sess->p_data_ssl, p_str);
}
else
{
return str_netfd_write(p_str, p_sess->data_fd);
}
}
else
{
if (p_sess->control_use_ssl && p_sess->ssl_slave_active)
{
priv_sock_send_cmd(p_sess->ssl_consumer_fd, PRIV_SOCK_WRITE_USER_RESP);
priv_sock_send_str(p_sess->ssl_consumer_fd, p_str);
return priv_sock_get_int(p_sess->ssl_consumer_fd);
}
else if (p_sess->control_use_ssl)
{
return ssl_write_str(p_sess->p_control_ssl, p_str);
}
else
{
return str_netfd_write(p_str, VSFTP_COMMAND_FD);
}
}
}
static void
ftp_write_str_common(struct vsf_session* p_sess, int status, char sep,
const struct mystr* p_str, int noblock)
{
static struct mystr s_write_buf_str;
static struct mystr s_text_mangle_str;
if (tunable_log_ftp_protocol)
{
str_alloc_ulong(&s_write_buf_str, (unsigned long) status);
str_append_char(&s_write_buf_str, sep);
str_append_str(&s_write_buf_str, p_str);
vsf_log_line(p_sess, kVSFLogEntryFTPOutput, &s_write_buf_str);
}
str_copy(&s_text_mangle_str, p_str);
/* Process the output response according to the specifications.. */
/* Escape telnet characters properly */
str_replace_text(&s_text_mangle_str, "\377", "\377\377");
/* Change \n for \0 in response */
str_replace_char(&s_text_mangle_str, '\n', '\0');
/* Build string to squirt down network */
str_alloc_ulong(&s_write_buf_str, (unsigned long) status);
str_append_char(&s_write_buf_str, sep);
str_append_str(&s_write_buf_str, &s_text_mangle_str);
str_append_text(&s_write_buf_str, "\r\n");
if (noblock)
{
(void) str_netfd_write_noblock(&s_write_buf_str, VSFTP_COMMAND_FD);
}
else
{
int retval = str_netfd_write(&s_write_buf_str, VSFTP_COMMAND_FD);
if (retval != 0)
{
die("str_netfd_write");
}
}
}