xrdp/sesman/scp_v0.c

110 lines
3.1 KiB
C

/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
xrdp: A Remote Desktop Protocol server.
Copyright (C) Jay Sorg 2005-2006
*/
/**
*
* @file scp_v0.c
* @brief scp version 0 implementation
* @author Jay Sorg, Simone Fedele
*
*/
#include "sesman.h"
/******************************************************************************/
void DEFAULT_CC
scp_v0_process(int in_sck, struct stream* in_s, struct stream* out_s)
{
int code;
int i;
int width;
int height;
int bpp;
int display;
char user[256];
char pass[256];
long data;
struct session_item* s_item;
in_uint16_be(in_s, code);
if (code == 0 || code == 10) /* check username - password, */
{ /* start session */
in_uint16_be(in_s, i);
in_uint8a(in_s, user, i);
user[i] = 0;
in_uint16_be(in_s, i);
in_uint8a(in_s, pass, i);
pass[i] = 0;
in_uint16_be(in_s, width);
in_uint16_be(in_s, height);
in_uint16_be(in_s, bpp);
data = auth_userpass(user, pass);
display = 0;
if (data)
{
s_item = session_get_bydata(user, width, height, bpp);
if (s_item != 0)
{
display = s_item->display;
auth_end(data);
/* don't set data to null here */
}
else
{
g_printf("pre auth");
if (1 == access_login_allowed(user))
{
log_message(LOG_LEVEL_INFO,
"granted TS access to user %s", user);
if (0 == code)
{
log_message(LOG_LEVEL_INFO, "starting Xvnc session...");
display = session_start(width, height, bpp, user, pass,
data, SESMAN_SESSION_TYPE_XVNC);
}
else
{
log_message(LOG_LEVEL_INFO, "starting Xrdp session...");
display = session_start(width, height, bpp, user, pass,
data, SESMAN_SESSION_TYPE_XRDP);
}
}
else
{
display = 0;
}
}
if (display == 0)
{
auth_end(data);
data = 0;
}
}
init_stream(out_s, 8192);
out_uint32_be(out_s, 0); /* version */
out_uint32_be(out_s, 14); /* size */
out_uint16_be(out_s, 3); /* cmd */
out_uint16_be(out_s, data != 0); /* data */
out_uint16_be(out_s, display); /* data */
s_mark_end(out_s);
tcp_force_send(in_sck, out_s->data,
out_s->end - out_s->data);
}
}