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xrdp-proprietary/xrdp/xrdp_mm.c

1528 lines
38 KiB

/*
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 2004-2010
module manager
*/
#include "xrdp.h"
/*****************************************************************************/
struct xrdp_mm* APP_CC
xrdp_mm_create(struct xrdp_wm* owner)
{
struct xrdp_mm* self;
self = (struct xrdp_mm*)g_malloc(sizeof(struct xrdp_mm), 1);
self->wm = owner;
self->login_names = list_create();
self->login_names->auto_free = 1;
self->login_values = list_create();
self->login_values->auto_free = 1;
return self;
}
/*****************************************************************************/
/* called from main thread */
static long DEFAULT_CC
xrdp_mm_sync_unload(long param1, long param2)
{
return g_free_library(param1);
}
/*****************************************************************************/
/* called from main thread */
static long DEFAULT_CC
xrdp_mm_sync_load(long param1, long param2)
{
long rv;
char* libname;
libname = (char*)param1;
rv = g_load_library(libname);
return rv;
}
/*****************************************************************************/
static void APP_CC
xrdp_mm_module_cleanup(struct xrdp_mm* self)
{
if (self->mod != 0)
{
if (self->mod_exit != 0)
{
/* let the module cleanup */
self->mod_exit(self->mod);
}
}
if (self->mod_handle != 0)
{
/* main thread unload */
g_xrdp_sync(xrdp_mm_sync_unload, self->mod_handle, 0);
}
trans_delete(self->chan_trans);
self->chan_trans = 0;
self->chan_trans_up = 0;
self->mod_init = 0;
self->mod_exit = 0;
self->mod = 0;
self->mod_handle = 0;
}
/*****************************************************************************/
void APP_CC
xrdp_mm_delete(struct xrdp_mm* self)
{
if (self == 0)
{
return;
}
/* free any module stuff */
xrdp_mm_module_cleanup(self);
trans_delete(self->sesman_trans);
self->sesman_trans = 0;
self->sesman_trans_up = 0;
list_delete(self->login_names);
list_delete(self->login_values);
g_free(self);
}
/*****************************************************************************/
static int APP_CC
xrdp_mm_send_login(struct xrdp_mm* self)
{
struct stream* s;
int rv;
int index;
int count;
int xserverbpp;
char* username;
char* password;
char* name;
char* value;
xrdp_wm_log_msg(self->wm, "sending login info to session manager, "
"please wait...");
username = 0;
password = 0;
self->code = 0;
xserverbpp = 0;
count = self->login_names->count;
for (index = 0; index < count; index++)
{
name = (char*)list_get_item(self->login_names, index);
value = (char*)list_get_item(self->login_values, index);
if (g_strcasecmp(name, "username") == 0)
{
username = value;
}
else if (g_strcasecmp(name, "password") == 0)
{
password = value;
}
else if (g_strcasecmp(name, "lib") == 0)
{
if ((g_strcasecmp(value, "libxup.so") == 0) ||
(g_strcasecmp(value, "xup.dll") == 0))
{
self->code = 10;
}
}
else if (g_strcasecmp(name, "xserverbpp") == 0)
{
xserverbpp = g_atoi(value);
}
}
if ((username == 0) || (password == 0))
{
xrdp_wm_log_msg(self->wm, "Error finding username and password");
return 1;
}
s = trans_get_out_s(self->sesman_trans, 8192);
s_push_layer(s, channel_hdr, 8);
/* this code is either 0 for Xvnc or 10 for X11rdp */
out_uint16_be(s, self->code);
index = g_strlen(username);
out_uint16_be(s, index);
out_uint8a(s, username, index);
index = g_strlen(password);
out_uint16_be(s, index);
out_uint8a(s, password, index);
out_uint16_be(s, self->wm->screen->width);
out_uint16_be(s, self->wm->screen->height);
if (xserverbpp > 0)
{
out_uint16_be(s, xserverbpp);
}
else
{
out_uint16_be(s, self->wm->screen->bpp);
}
/* send domain */
index = g_strlen(self->wm->client_info->domain);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->domain, index);
/* send program / shell */
index = g_strlen(self->wm->client_info->program);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->program, index);
/* send directory */
index = g_strlen(self->wm->client_info->directory);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->directory, index);
/* send client ip */
index = g_strlen(self->wm->client_info->client_ip);
out_uint16_be(s, index);
out_uint8a(s, self->wm->client_info->client_ip, index);
s_mark_end(s);
s_pop_layer(s, channel_hdr);
out_uint32_be(s, 0); /* version */
index = (int)(s->end - s->data);
out_uint32_be(s, index); /* size */
rv = trans_force_write(self->sesman_trans);
if (rv != 0) {
xrdp_wm_log_msg(self->wm, "xrdp_mm_send_login: xrdp_mm_send_login failed");
}
return rv;
}
/*****************************************************************************/
/* returns error */
/* this goes through the login_names looking for one called 'aname'
then it copies the corisponding login_values item into 'dest'
'dest' must be at least 'dest_len' + 1 bytes in size */
static int APP_CC
xrdp_mm_get_value(struct xrdp_mm* self, char* aname, char* dest, int dest_len)
{
char* name;
char* value;
int index;
int count;
int rv;
rv = 1;
/* find the library name */
dest[0] = 0;
count = self->login_names->count;
for (index = 0; index < count; index++)
{
name = (char*)list_get_item(self->login_names, index);
value = (char*)list_get_item(self->login_values, index);
if ((name == 0) || (value == 0))
{
break;
}
if (g_strcasecmp(name, aname) == 0)
{
g_strncpy(dest, value, dest_len);
rv = 0;
}
}
return rv;
}
/*****************************************************************************/
static int APP_CC
xrdp_mm_setup_mod1(struct xrdp_mm* self)
{
void* func;
char lib[256];
char text[256];
if (self == 0)
{
return 1;
}
lib[0] = 0;
if (xrdp_mm_get_value(self, "lib", lib, 255) != 0)
{
g_snprintf(text, 255, "no library name specified in xrdp.ini, please add "
"lib=libxrdp-vnc.so or similar");
xrdp_wm_log_msg(self->wm, text);
return 1;
}
if (lib[0] == 0)
{
g_snprintf(text, 255, "empty library name specified in xrdp.ini, please "
"add lib=libxrdp-vnc.so or similar");
xrdp_wm_log_msg(self->wm, text);
return 1;
}
if (self->mod_handle == 0)
{
self->mod_handle = g_xrdp_sync(xrdp_mm_sync_load, (long)lib, 0);
if (self->mod_handle != 0)
{
func = g_get_proc_address(self->mod_handle, "mod_init");
if (func == 0)
{
func = g_get_proc_address(self->mod_handle, "_mod_init");
}
if (func == 0)
{
g_snprintf(text, 255, "error finding proc mod_init in %s, not a valid "
"xrdp backend", lib);
xrdp_wm_log_msg(self->wm, text);
}
self->mod_init = (struct xrdp_mod* (*)(void))func;
func = g_get_proc_address(self->mod_handle, "mod_exit");
if (func == 0)
{
func = g_get_proc_address(self->mod_handle, "_mod_exit");
}
if (func == 0)
{
g_snprintf(text, 255, "error finding proc mod_exit in %s, not a valid "
"xrdp backend", lib);
xrdp_wm_log_msg(self->wm, text);
}
self->mod_exit = (int (*)(struct xrdp_mod*))func;
if ((self->mod_init != 0) && (self->mod_exit != 0))
{
self->mod = self->mod_init();
if (self->mod != 0)
{
g_writeln("loaded module '%s' ok, interface size %d, version %d", lib,
self->mod->size, self->mod->version);
}
}
}
else
{
g_snprintf(text, 255, "error loading %s specified in xrdp.ini, please "
"add a valid entry like lib=libxrdp-vnc.so or similar", lib);
xrdp_wm_log_msg(self->wm, text);
}
if (self->mod != 0)
{
self->mod->wm = (long)(self->wm);
self->mod->server_begin_update = server_begin_update;
self->mod->server_end_update = server_end_update;
self->mod->server_bell_trigger = server_bell_trigger;
self->mod->server_fill_rect = server_fill_rect;
self->mod->server_screen_blt = server_screen_blt;
self->mod->server_paint_rect = server_paint_rect;
self->mod->server_set_pointer = server_set_pointer;
self->mod->server_palette = server_palette;
self->mod->server_msg = server_msg;
self->mod->server_is_term = server_is_term;
self->mod->server_set_clip = server_set_clip;
self->mod->server_reset_clip = server_reset_clip;
self->mod->server_set_fgcolor = server_set_fgcolor;
self->mod->server_set_bgcolor = server_set_bgcolor;
self->mod->server_set_opcode = server_set_opcode;
self->mod->server_set_mixmode = server_set_mixmode;
self->mod->server_set_brush = server_set_brush;
self->mod->server_set_pen = server_set_pen;
self->mod->server_draw_line = server_draw_line;
self->mod->server_add_char = server_add_char;
self->mod->server_draw_text = server_draw_text;
self->mod->server_reset = server_reset;
self->mod->server_query_channel = server_query_channel;
self->mod->server_get_channel_id = server_get_channel_id;
self->mod->server_send_to_channel = server_send_to_channel;
}
}
/* id self->mod is null, there must be a problem */
if (self->mod == 0)
{
DEBUG(("problem loading lib in xrdp_mm_setup_mod1"));
return 1;
}
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_mm_setup_mod2(struct xrdp_mm* self)
{
char text[256];
char* name;
char* value;
int i;
int rv;
int key_flags;
int device_flags;
g_memset(text,0,sizeof(char) * 256);
rv = 1;
text[0] = 0;
if (!g_is_wait_obj_set(self->wm->pro_layer->self_term_event))
{
if (self->mod->mod_start(self->mod, self->wm->screen->width,
self->wm->screen->height,
self->wm->screen->bpp) != 0)
{
g_set_wait_obj(self->wm->pro_layer->self_term_event); /* kill session */
}
}
if (!g_is_wait_obj_set(self->wm->pro_layer->self_term_event))
{
if (self->display > 0)
{
if (self->code == 0) /* Xvnc */
{
g_snprintf(text, 255, "%d", 5900 + self->display);
}
else if (self->code == 10) /* X11rdp */
{
g_snprintf(text, 255, "%d", 6200 + self->display);
}
else
{
g_set_wait_obj(self->wm->pro_layer->self_term_event); /* kill session */
}
}
}
if (!g_is_wait_obj_set(self->wm->pro_layer->self_term_event))
{
/* this adds the port to the end of the list, it will already be in
the list as -1
the module should use the last one */
if (g_strlen(text) > 0)
{
list_add_item(self->login_names, (long)g_strdup("port"));
list_add_item(self->login_values, (long)g_strdup(text));
}
/* always set these */
name = self->wm->session->client_info->hostname;
self->mod->mod_set_param(self->mod, "hostname", name);
g_snprintf(text, 255, "%d", self->wm->session->client_info->keylayout);
self->mod->mod_set_param(self->mod, "keylayout", text);
for (i = 0; i < self->login_names->count; i++)
{
name = (char*)list_get_item(self->login_names, i);
value = (char*)list_get_item(self->login_values, i);
self->mod->mod_set_param(self->mod, name, value);
}
/* connect */
if (self->mod->mod_connect(self->mod) == 0)
{
rv = 0;
}
}
if (rv == 0)
{
/* sync modifiers */
key_flags = 0;
device_flags = 0;
if (self->wm->scroll_lock)
{
key_flags |= 1;
}
if (self->wm->num_lock)
{
key_flags |= 2;
}
if (self->wm->caps_lock)
{
key_flags |= 4;
}
if (self->mod != 0)
{
if (self->mod->mod_event != 0)
{
self->mod->mod_event(self->mod, 17, key_flags, device_flags,
key_flags, device_flags);
}
}
}
return rv;
}
/*****************************************************************************/
/* returns error
send a list of channels to the channel handler */
static int APP_CC
xrdp_mm_trans_send_channel_setup(struct xrdp_mm* self, struct trans* trans)
{
int index;
int chan_id;
int chan_flags;
int size;
struct stream* s;
char chan_name[256];
g_memset(chan_name,0,sizeof(char) * 256);
s = trans_get_out_s(trans, 8192);
if (s == 0)
{
return 1;
}
s_push_layer(s, iso_hdr, 8);
s_push_layer(s, mcs_hdr, 8);
s_push_layer(s, sec_hdr, 2);
index = 0;
while (libxrdp_query_channel(self->wm->session, index, chan_name,
&chan_flags) == 0)
{
chan_id = libxrdp_get_channel_id(self->wm->session, chan_name);
out_uint8a(s, chan_name, 8);
out_uint16_le(s, chan_id);
out_uint16_le(s, chan_flags);
index++;
}
s_mark_end(s);
s_pop_layer(s, sec_hdr);
out_uint16_le(s, index);
s_pop_layer(s, mcs_hdr);
size = (int)(s->end - s->p);
out_uint32_le(s, 3); /* msg id */
out_uint32_le(s, size); /* msg size */
s_pop_layer(s, iso_hdr);
size = (int)(s->end - s->p);
out_uint32_le(s, 0); /* version */
out_uint32_le(s, size); /* block size */
return trans_force_write(trans);
}
/*****************************************************************************/
/* returns error */
static int APP_CC
xrdp_mm_trans_send_channel_data_response(struct xrdp_mm* self,
struct trans* trans)
{
struct stream* s;
s = trans_get_out_s(trans, 8192);
if (s == 0)
{
return 1;
}
out_uint32_le(s, 0); /* version */
out_uint32_le(s, 8 + 8); /* size */
out_uint32_le(s, 7); /* msg id */
out_uint32_le(s, 8); /* size */
s_mark_end(s);
return trans_force_write(trans);
}
/*****************************************************************************/
/* returns error
init is done, sent channel setup */
static int APP_CC
xrdp_mm_trans_process_init_response(struct xrdp_mm* self, struct trans* trans)
{
return xrdp_mm_trans_send_channel_setup(self, trans);
}
/*****************************************************************************/
/* returns error
data coming in from the channel handler, send it to the client */
static int APP_CC
xrdp_mm_trans_process_channel_data(struct xrdp_mm* self, struct trans* trans)
{
struct stream* s;
int size;
int total_size;
int chan_id;
int chan_flags;
int rv;
s = trans_get_in_s(trans);
if (s == 0)
{
return 1;
}
in_uint16_le(s, chan_id);
in_uint16_le(s, chan_flags);
in_uint16_le(s, size);
in_uint32_le(s, total_size);
rv = xrdp_mm_trans_send_channel_data_response(self, trans);
if (rv == 0)
{
rv = libxrdp_send_to_channel(self->wm->session, chan_id, s->p, size, total_size,
chan_flags);
}
return rv;
}
/*****************************************************************************/
/* returns error
process a message for the channel handler */
static int APP_CC
xrdp_mm_chan_process_msg(struct xrdp_mm* self, struct trans* trans,
struct stream* s)
{
int rv;
int id;
int size;
char* next_msg;
rv = 0;
while (s_check_rem(s, 8))
{
next_msg = s->p;
in_uint32_le(s, id);
in_uint32_le(s, size);
next_msg += size;
switch (id)
{
case 2: /* channel init response */
rv = xrdp_mm_trans_process_init_response(self, trans);
break;
case 4: /* channel setup response */
break;
case 6: /* channel data response */
break;
case 8: /* channel data */
rv = xrdp_mm_trans_process_channel_data(self, trans);
break;
default:
g_writeln("xrdp_mm_chan_process_msg: unknown id %d", id);
break;
}
if (rv != 0)
{
break;
}
s->p = next_msg;
}
return rv;
}
/*****************************************************************************/
/* this is callback from trans obj
returns error */
static int APP_CC
xrdp_mm_chan_data_in(struct trans* trans)
{
struct xrdp_mm* self;
struct stream* s;
int id;
int size;
int error;
if (trans == 0)
{
return 1;
}
self = (struct xrdp_mm*)(trans->callback_data);
s = trans_get_in_s(trans);
if (s == 0)
{
return 1;
}
in_uint32_le(s, id);
in_uint32_le(s, size);
error = trans_force_read(trans, size - 8);
if (error == 0)
{
/* here, the entire message block is read in, process it */
error = xrdp_mm_chan_process_msg(self, trans, s);
}
return error;
}
/*****************************************************************************/
static int APP_CC
xrdp_mm_chan_send_init(struct xrdp_mm* self)
{
struct stream* s;
s = trans_get_out_s(self->chan_trans, 8192);
if (s == 0)
{
return 1;
}
out_uint32_le(s, 0); /* version */
out_uint32_le(s, 8 + 8); /* size */
out_uint32_le(s, 1); /* msg id */
out_uint32_le(s, 8); /* size */
s_mark_end(s);
return trans_force_write(self->chan_trans);
}
/*****************************************************************************/
static int APP_CC
xrdp_mm_process_login_response(struct xrdp_mm* self, struct stream* s)
{
int ok;
int display;
int rv;
int index;
int uid;
int gid;
char text[256];
char ip[256];
char port[256];
g_memset(text,0,sizeof(char) * 256);
g_memset(ip,0,sizeof(char) * 256);
g_memset(port,0,sizeof(char) * 256);
rv = 0;
in_uint16_be(s, ok);
in_uint16_be(s, display);
if (ok)
{
self->display = display;
g_snprintf(text, 255, "xrdp_mm_process_login_response: login successful "
"for display %d", display);
xrdp_wm_log_msg(self->wm, text);
if (xrdp_mm_setup_mod1(self) == 0)
{
if (xrdp_mm_setup_mod2(self) == 0)
{
xrdp_mm_get_value(self, "ip", ip, 255);
xrdp_wm_set_login_mode(self->wm, 10);
self->wm->dragging = 0;
/* connect channel redir */
if (strcmp(ip, "127.0.0.1") == 0)
{
/* unix socket */
self->chan_trans = trans_create(TRANS_MODE_UNIX, 8192, 8192);
g_snprintf(port, 255, "/tmp/xrdp_chansrv_socket_%d", 7200 + display);
}
else
{
/* tcp */
self->chan_trans = trans_create(TRANS_MODE_TCP, 8192, 8192);
g_snprintf(port, 255, "%d", 7200 + display);
}
self->chan_trans->trans_data_in = xrdp_mm_chan_data_in;
self->chan_trans->header_size = 8;
self->chan_trans->callback_data = self;
/* try to connect up to 4 times */
for (index = 0; index < 4; index++)
{
if (trans_connect(self->chan_trans, ip, port, 3000) == 0)
{
self->chan_trans_up = 1;
break;
}
g_sleep(1000);
g_writeln("xrdp_mm_process_login_response: connect failed "
"trying again...");
}
if (!(self->chan_trans_up))
{
g_writeln("xrdp_mm_process_login_response: error in trans_connect "
"chan");
}
if (self->chan_trans_up)
{
if (xrdp_mm_chan_send_init(self) != 0)
{
g_writeln("xrdp_mm_process_login_response: error in "
"xrdp_mm_chan_send_init");
}
}
}
}
}
else
{
xrdp_wm_log_msg(self->wm, "xrdp_mm_process_login_response: "
"login failed");
}
self->delete_sesman_trans = 1;
self->connected_state = 0;
if (self->wm->login_mode != 10)
{
xrdp_wm_set_login_mode(self->wm, 11);
xrdp_mm_module_cleanup(self);
}
return rv;
}
/*****************************************************************************/
static int
xrdp_mm_get_sesman_port(char* port, int port_bytes)
{
int fd;
int error;
int index;
char* val;
char cfg_file[256];
struct list* names;
struct list* values;
g_memset(cfg_file,0,sizeof(char) * 256);
/* default to port 3350 */
g_strncpy(port, "3350", port_bytes - 1);
/* see if port is in xrdp.ini file */
g_snprintf(cfg_file, 255, "%s/sesman.ini", XRDP_CFG_PATH);
fd = g_file_open(cfg_file);
if (fd > 0)
{
names = list_create();
names->auto_free = 1;
values = list_create();
values->auto_free = 1;
if (file_read_section(fd, "Globals", names, values) == 0)
{
for (index = 0; index < names->count; index++)
{
val = (char*)list_get_item(names, index);
if (val != 0)
{
if (g_strcasecmp(val, "ListenPort") == 0)
{
val = (char*)list_get_item(values, index);
error = g_atoi(val);
if ((error > 0) && (error < 65000))
{
g_strncpy(port, val, port_bytes - 1);
}
break;
}
}
}
}
list_delete(names);
list_delete(values);
g_file_close(fd);
}
return 0;
}
/*****************************************************************************/
/* returns error
data coming from client that need to go to channel handler */
int APP_CC
xrdp_mm_process_channel_data(struct xrdp_mm* self, tbus param1, tbus param2,
tbus param3, tbus param4)
{
struct stream* s;
int rv;
int length;
int total_length;
int flags;
int id;
char* data;
rv = 0;
if ((self->chan_trans != 0) && self->chan_trans_up)
{
s = trans_get_out_s(self->chan_trans, 8192);
if (s != 0)
{
id = LOWORD(param1);
flags = HIWORD(param1);
length = param2;
data = (char*)param3;
total_length = param4;
if (total_length < length)
{
g_writeln("WARNING in xrdp_mm_process_channel_data(): total_len < length");
total_length = length;
}
out_uint32_le(s, 0); /* version */
out_uint32_le(s, 8 + 8 + 2 + 2 + 2 + 4 + length);
out_uint32_le(s, 5); /* msg id */
out_uint32_le(s, 8 + 2 + 2 + 2 + 4 + length);
out_uint16_le(s, id);
out_uint16_le(s, flags);
out_uint16_le(s, length);
out_uint32_le(s, total_length);
out_uint8a(s, data, length);
s_mark_end(s);
rv = trans_force_write(self->chan_trans);
}
}
return rv;
}
/*****************************************************************************/
static int APP_CC
xrdp_mm_sesman_data_in(struct trans* trans)
{
struct xrdp_mm* self;
struct stream* s;
int version;
int size;
int error;
int code;
if (trans == 0)
{
return 1;
}
self = (struct xrdp_mm*)(trans->callback_data);
s = trans_get_in_s(trans);
if (s == 0)
{
return 1;
}
in_uint32_be(s, version);
in_uint32_be(s, size);
error = trans_force_read(trans, size - 8);
if (error == 0)
{
in_uint16_be(s, code);
switch (code)
{
case 3:
error = xrdp_mm_process_login_response(self, s);
break;
default:
g_writeln("xrdp_mm_sesman_data_in: unknown code %d", code);
break;
}
}
return error;
}
/*****************************************************************************/
int APP_CC
xrdp_mm_connect(struct xrdp_mm* self)
{
struct list* names;
struct list* values;
int index;
int count;
int use_sesman;
int ok;
int rv;
char* name;
char* value;
char ip[256];
char errstr[256];
char text[256];
char port[8];
g_memset(ip,0,sizeof(char) * 256);
g_memset(errstr,0,sizeof(char) * 256);
g_memset(text,0,sizeof(char) * 256);
g_memset(port,0,sizeof(char) * 8);
rv = 0;
use_sesman = 0;
names = self->login_names;
values = self->login_values;
count = names->count;
for (index = 0; index < count; index++)
{
name = (char*)list_get_item(names, index);
value = (char*)list_get_item(values, index);
if (g_strcasecmp(name, "ip") == 0)
{
g_strncpy(ip, value, 255);
}
else if (g_strcasecmp(name, "port") == 0)
{
if (g_strcasecmp(value, "-1") == 0)
{
use_sesman = 1;
}
}
}
if (use_sesman)
{
ok = 0;
errstr[0] = 0;
trans_delete(self->sesman_trans);
self->sesman_trans = trans_create(TRANS_MODE_TCP, 8192, 8192);
xrdp_mm_get_sesman_port(port, sizeof(port));
g_snprintf(text, 255, "connecting to sesman ip %s port %s", ip, port);
xrdp_wm_log_msg(self->wm, text);
self->sesman_trans->trans_data_in = xrdp_mm_sesman_data_in;
self->sesman_trans->header_size = 8;
self->sesman_trans->callback_data = self;
/* try to connect up to 4 times */
for (index = 0; index < 4; index++)
{
if (trans_connect(self->sesman_trans, ip, port, 3000) == 0)
{
self->sesman_trans_up = 1;
ok = 1;
break;
}
g_sleep(1000);
g_writeln("xrdp_mm_connect: connect failed "
"trying again...");
}
if (ok)
{
/* fully connect */
xrdp_wm_log_msg(self->wm, "sesman connect ok");
self->connected_state = 1;
rv = xrdp_mm_send_login(self);
}
else
{
xrdp_wm_log_msg(self->wm, errstr);
trans_delete(self->sesman_trans);
self->sesman_trans = 0;
self->sesman_trans_up = 0;
rv = 1;
}
}
else /* no sesman */
{
if (xrdp_mm_setup_mod1(self) == 0)
{
if (xrdp_mm_setup_mod2(self) == 0)
{
xrdp_wm_set_login_mode(self->wm, 10);
}
}
if (self->wm->login_mode != 10)
{
xrdp_wm_set_login_mode(self->wm, 11);
xrdp_mm_module_cleanup(self);
}
}
self->sesman_controlled = use_sesman;
return rv;
}
/*****************************************************************************/
int APP_CC
xrdp_mm_get_wait_objs(struct xrdp_mm* self,
tbus* read_objs, int* rcount,
tbus* write_objs, int* wcount, int* timeout)
{
int rv = 0;
if (self == 0)
{
return 0;
}
rv = 0;
if ((self->sesman_trans != 0) && self->sesman_trans_up)
{
trans_get_wait_objs(self->sesman_trans, read_objs, rcount, timeout);
}
if ((self->chan_trans != 0) && self->chan_trans_up)
{
trans_get_wait_objs(self->chan_trans, read_objs, rcount, timeout);
}
if (self->mod != 0)
{
if (self->mod->mod_get_wait_objs != 0)
{
rv = self->mod->mod_get_wait_objs(self->mod, read_objs, rcount,
write_objs, wcount, timeout);
}
}
return rv;
}
/*****************************************************************************/
int APP_CC
xrdp_mm_check_wait_objs(struct xrdp_mm* self)
{
int rv;
if (self == 0)
{
return 0;
}
rv = 0;
if ((self->sesman_trans != 0) && self->sesman_trans_up)
{
if (trans_check_wait_objs(self->sesman_trans) != 0)
{
self->delete_sesman_trans = 1;
}
}
if ((self->chan_trans != 0) && self->chan_trans_up)
{
if (trans_check_wait_objs(self->chan_trans) != 0)
{
self->delete_chan_trans = 1;
}
}
if (self->mod != 0)
{
if (self->mod->mod_check_wait_objs != 0)
{
rv = self->mod->mod_check_wait_objs(self->mod);
}
}
if (self->delete_sesman_trans)
{
trans_delete(self->sesman_trans);
self->sesman_trans = 0;
self->sesman_trans_up = 0;
self->delete_sesman_trans = 0;
}
if (self->delete_chan_trans)
{
trans_delete(self->chan_trans);
self->chan_trans = 0;
self->chan_trans_up = 0;
self->delete_chan_trans = 0;
}
return rv;
}
#if 0
/*****************************************************************************/
struct xrdp_painter* APP_CC
get_painter(struct xrdp_mod* mod)
{
struct xrdp_wm* wm;
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
wm = (struct xrdp_wm*)(mod->wm);
p = xrdp_painter_create(wm, wm->session);
mod->painter = (tintptr)p;
}
return p;
}
#endif
/*****************************************************************************/
int DEFAULT_CC
server_begin_update(struct xrdp_mod* mod)
{
struct xrdp_wm* wm;
struct xrdp_painter* p;
wm = (struct xrdp_wm*)(mod->wm);
p = xrdp_painter_create(wm, wm->session);
xrdp_painter_begin_update(p);
mod->painter = (long)p;
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_end_update(struct xrdp_mod* mod)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
xrdp_painter_end_update(p);
xrdp_painter_delete(p);
mod->painter = 0;
return 0;
}
/*****************************************************************************/
/* got bell signal... try to send to client */
int DEFAULT_CC
server_bell_trigger(struct xrdp_mod* mod)
{
struct xrdp_wm* wm;
wm = (struct xrdp_wm*)(mod->wm);
xrdp_wm_send_bell(wm);
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_fill_rect(struct xrdp_mod* mod, int x, int y, int cx, int cy)
{
struct xrdp_wm* wm;
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
wm = (struct xrdp_wm*)(mod->wm);
xrdp_painter_fill_rect(p, wm->screen, x, y, cx, cy);
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_screen_blt(struct xrdp_mod* mod, int x, int y, int cx, int cy,
int srcx, int srcy)
{
struct xrdp_wm* wm;
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
wm = (struct xrdp_wm*)(mod->wm);
p->rop = 0xcc;
xrdp_painter_copy(p, wm->screen, wm->screen, x, y, cx, cy, srcx, srcy);
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_paint_rect(struct xrdp_mod* mod, int x, int y, int cx, int cy,
char* data, int width, int height, int srcx, int srcy)
{
struct xrdp_wm* wm;
struct xrdp_bitmap* b;
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
wm = (struct xrdp_wm*)(mod->wm);
b = xrdp_bitmap_create_with_data(width, height, wm->screen->bpp, data, wm);
xrdp_painter_copy(p, b, wm->screen, x, y, cx, cy, srcx, srcy);
xrdp_bitmap_delete(b);
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_set_pointer(struct xrdp_mod* mod, int x, int y,
char* data, char* mask)
{
struct xrdp_wm* wm;
wm = (struct xrdp_wm*)(mod->wm);
xrdp_wm_pointer(wm, data, mask, x, y);
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_palette(struct xrdp_mod* mod, int* palette)
{
struct xrdp_wm* wm;
wm = (struct xrdp_wm*)(mod->wm);
if (g_memcmp(wm->palette, palette, 255 * sizeof(int)) != 0)
{
g_memcpy(wm->palette, palette, 256 * sizeof(int));
xrdp_wm_send_palette(wm);
}
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_msg(struct xrdp_mod* mod, char* msg, int code)
{
struct xrdp_wm* wm;
if (code == 1)
{
g_writeln(msg);
return 0;
}
wm = (struct xrdp_wm*)(mod->wm);
return xrdp_wm_log_msg(wm, msg);
}
/*****************************************************************************/
int DEFAULT_CC
server_is_term(struct xrdp_mod* mod)
{
return g_is_term();
}
/*****************************************************************************/
int DEFAULT_CC
server_set_clip(struct xrdp_mod* mod, int x, int y, int cx, int cy)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
return xrdp_painter_set_clip(p, x, y, cx, cy);
}
/*****************************************************************************/
int DEFAULT_CC
server_reset_clip(struct xrdp_mod* mod)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
return xrdp_painter_clr_clip(p);
}
/*****************************************************************************/
int DEFAULT_CC
server_set_fgcolor(struct xrdp_mod* mod, int fgcolor)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
p->fg_color = fgcolor;
p->pen.color = p->fg_color;
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_set_bgcolor(struct xrdp_mod* mod, int bgcolor)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
p->bg_color = bgcolor;
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_set_opcode(struct xrdp_mod* mod, int opcode)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
p->rop = opcode;
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_set_mixmode(struct xrdp_mod* mod, int mixmode)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
p->mix_mode = mixmode;
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_set_brush(struct xrdp_mod* mod, int x_orgin, int y_orgin,
int style, char* pattern)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
p->brush.x_orgin = x_orgin;
p->brush.y_orgin = y_orgin;
p->brush.style = style;
g_memcpy(p->brush.pattern, pattern, 8);
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_set_pen(struct xrdp_mod* mod, int style, int width)
{
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
p->pen.style = style;
p->pen.width = width;
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_draw_line(struct xrdp_mod* mod, int x1, int y1, int x2, int y2)
{
struct xrdp_wm* wm;
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
wm = (struct xrdp_wm*)(mod->wm);
return xrdp_painter_line(p, wm->screen, x1, y1, x2, y2);
}
/*****************************************************************************/
int DEFAULT_CC
server_add_char(struct xrdp_mod* mod, int font, int charactor,
int offset, int baseline,
int width, int height, char* data)
{
struct xrdp_font_char fi;
fi.offset = offset;
fi.baseline = baseline;
fi.width = width;
fi.height = height;
fi.incby = 0;
fi.data = data;
return libxrdp_orders_send_font(((struct xrdp_wm*)mod->wm)->session,
&fi, font, charactor);
}
/*****************************************************************************/
int DEFAULT_CC
server_draw_text(struct xrdp_mod* mod, int font,
int flags, int mixmode, int clip_left, int clip_top,
int clip_right, int clip_bottom,
int box_left, int box_top,
int box_right, int box_bottom,
int x, int y, char* data, int data_len)
{
struct xrdp_wm* wm;
struct xrdp_painter* p;
p = (struct xrdp_painter*)(mod->painter);
if (p == 0)
{
return 0;
}
wm = (struct xrdp_wm*)(mod->wm);
return xrdp_painter_draw_text2(p, wm->screen, font, flags,
mixmode, clip_left, clip_top,
clip_right, clip_bottom,
box_left, box_top,
box_right, box_bottom,
x, y, data, data_len);
}
/*****************************************************************************/
int DEFAULT_CC
server_reset(struct xrdp_mod* mod, int width, int height, int bpp)
{
struct xrdp_wm* wm;
wm = (struct xrdp_wm*)(mod->wm);
if (wm->client_info == 0)
{
return 1;
}
/* older client can't resize */
if (wm->client_info->build <= 419)
{
return 0;
}
/* if same, don't need to do anything */
if (wm->client_info->width == width &&
wm->client_info->height == height &&
wm->client_info->bpp == bpp)
{
return 0;
}
/* reset lib, client_info gets updated in libxrdp_reset */
if (libxrdp_reset(wm->session, width, height, bpp) != 0)
{
return 1;
}
/* reset cache */
xrdp_cache_reset(wm->cache, wm->client_info);
/* resize the main window */
xrdp_bitmap_resize(wm->screen, wm->client_info->width,
wm->client_info->height);
/* load some stuff */
xrdp_wm_load_static_colors(wm);
xrdp_wm_load_static_pointers(wm);
return 0;
}
/*****************************************************************************/
int DEFAULT_CC
server_query_channel(struct xrdp_mod* mod, int index, char* channel_name,
int* channel_flags)
{
struct xrdp_wm* wm;
wm = (struct xrdp_wm*)(mod->wm);
if (wm->mm->sesman_controlled)
{
return 1;
}
return libxrdp_query_channel(wm->session, index, channel_name,
channel_flags);
}
/*****************************************************************************/
/* returns -1 on error */
int DEFAULT_CC
server_get_channel_id(struct xrdp_mod* mod, char* name)
{
struct xrdp_wm* wm;
wm = (struct xrdp_wm*)(mod->wm);
if (wm->mm->sesman_controlled)
{
return -1;
}
return libxrdp_get_channel_id(wm->session, name);
}
/*****************************************************************************/
int DEFAULT_CC
server_send_to_channel(struct xrdp_mod* mod, int channel_id,
char* data, int data_len,
int total_data_len, int flags)
{
struct xrdp_wm* wm;
wm = (struct xrdp_wm*)(mod->wm);
if (wm->mm->sesman_controlled)
{
return 1;
}
return libxrdp_send_to_channel(wm->session, channel_id, data, data_len,
total_data_len, flags);
}