xf_client.c File Reference

#include <freerdp/config.h>
#include <math.h>
#include <winpr/assert.h>
#include <winpr/sspicli.h>
#include <float.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/XKBlib.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
#include <unistd.h>
#include <string.h>
#include <termios.h>
#include <pthread.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/select.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <freerdp/freerdp.h>
#include <freerdp/constants.h>
#include <freerdp/codec/nsc.h>
#include <freerdp/codec/rfx.h>
#include <freerdp/codec/color.h>
#include <freerdp/codec/bitmap.h>
#include <freerdp/utils/signal.h>
#include <freerdp/utils/passphrase.h>
#include <freerdp/client/cliprdr.h>
#include <freerdp/client/channels.h>
#include <freerdp/client/file.h>
#include <freerdp/client/cmdline.h>
#include <winpr/crt.h>
#include <winpr/synch.h>
#include <winpr/file.h>
#include <winpr/print.h>
#include <winpr/sysinfo.h>
#include "xf_rail.h"
#include "xf_event.h"
#include "xf_input.h"
#include "xf_cliprdr.h"
#include "xf_disp.h"
#include "xf_video.h"
#include "xf_monitor.h"
#include "xf_graphics.h"
#include "xf_keyboard.h"
#include "xf_channels.h"
#include "xfreerdp.h"
#include "xf_utils.h"
#include <freerdp/log.h>

Macros
#define	TAG   CLIENT_TAG("x11")
#define	MIN_PIXEL_DIFF   0.001

Functions
static BOOL	xf_setup_x11 (xfContext *xfc)
static void	xf_teardown_x11 (xfContext *xfc)
static int	xf_map_error_to_exit_code (DWORD error)
static int	xf_error_handler_ex (Display *d, XErrorEvent *ev)
static void	xf_check_extensions (xfContext *context)
static void	xf_window_free (xfContext *xfc)
static BOOL	xf_get_pixmap_info (xfContext *xfc)
void	xf_draw_screen_ (xfContext *xfc, int x, int y, int w, int h, const char *fkt, const char *file, int line)
static BOOL	xf_desktop_resize (rdpContext *context)
static BOOL	xf_paint (xfContext *xfc, const GDI_RGN *region)
static BOOL	xf_end_paint (rdpContext *context)
static BOOL	xf_sw_desktop_resize (rdpContext *context)
static BOOL	xf_process_x_events (freerdp *instance)
static char *	xf_window_get_title (rdpSettings *settings)
BOOL	xf_create_window (xfContext *xfc)
BOOL	xf_create_image (xfContext *xfc)
void	xf_toggle_fullscreen (xfContext *xfc)
void	xf_minimize (xfContext *xfc)
void	xf_lock_x11_ (xfContext *xfc, const char *fkt)
void	xf_unlock_x11_ (xfContext *xfc, const char *fkt)
static int	xf_error_handler (Display *d, XErrorEvent *ev)
static BOOL	xf_play_sound (rdpContext *context, const PLAY_SOUND_UPDATE *play_sound)
static void	xf_get_x11_button_map (xfContext *xfc, unsigned char *x11_map)
static UINT16	get_flags_for_button (int button)
static void	xf_button_map_init (xfContext *xfc)
static BOOL	xf_pre_connect (freerdp *instance)
static BOOL	xf_inject_keypress (rdpContext *context, const char *buffer, size_t size)
static BOOL	xf_process_pipe (rdpContext *context, const char *pipe)
static void	cleanup_pipe (int signum, const char *signame, void *context)
static DWORD WINAPI	xf_handle_pipe (void *arg)
static BOOL	xf_post_connect (freerdp *instance)
static void	xf_post_disconnect (freerdp *instance)
static void	xf_post_final_disconnect (freerdp *instance)
static int	xf_logon_error_info (freerdp *instance, UINT32 data, UINT32 type)
static BOOL	handle_window_events (freerdp *instance)
static DWORD WINAPI	xf_client_thread (LPVOID param)
DWORD	xf_exit_code_from_disconnect_reason (DWORD reason)
static void	xf_TerminateEventHandler (void *context, const TerminateEventArgs *e)
static BOOL	xfreerdp_client_global_init (void)
static void	xfreerdp_client_global_uninit (void)
static int	xfreerdp_client_start (rdpContext *context)
static Atom	get_supported_atom (xfContext *xfc, const char *atomName)
static BOOL	xfreerdp_client_new (freerdp *instance, rdpContext *context)
static void	xfreerdp_client_free (freerdp *instance, rdpContext *context)
int	RdpClientEntry (RDP_CLIENT_ENTRY_POINTS *pEntryPoints)

Variables
static const struct xf_exit_code_map_t	xf_exit_code_map []
static int(*	def_error_handler )(Display *, XErrorEvent *)
static const button_map	xf_button_flags [NUM_BUTTONS_MAPPED]

Macro Definition Documentation

MIN_PIXEL_DIFF

#define MIN_PIXEL_DIFF   0.001

TAG

#define TAG   CLIENT_TAG("x11")

FreeRDP: A Remote Desktop Protocol Implementation X11 Client Interface

Copyright 2013 Marc-Andre Moreau marca.nosp@m.ndre.nosp@m..more.nosp@m.au@g.nosp@m.mail..nosp@m.com Copyright 2013 Corey Clayton can.o.nosp@m.f.tu.nosp@m.na@gm.nosp@m.ail..nosp@m.com Copyright 2014 Thincast Technologies GmbH Copyright 2014 Norbert Federa norbe.nosp@m.rt.f.nosp@m.edera.nosp@m.@thi.nosp@m.ncast.nosp@m..com Copyright 2016 Armin Novak armin.nosp@m..nov.nosp@m.ak@th.nosp@m.inca.nosp@m.st.co.nosp@m.m Copyright 2016 Thincast Technologies GmbH

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Function Documentation

cleanup_pipe()

static void cleanup_pipe ( int  signum, const char *  signame, void *  context  )

static

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get_flags_for_button()

static UINT16 get_flags_for_button ( int  button )

static

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get_supported_atom()

static Atom get_supported_atom ( xfContext *  xfc, const char *  atomName  )

static

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handle_window_events()

static BOOL handle_window_events ( freerdp *  instance )

static

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RdpClientEntry()

int RdpClientEntry

(

RDP_CLIENT_ENTRY_POINTS *

pEntryPoints

)

Client Interface

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xf_button_map_init()

static void xf_button_map_init ( xfContext *  xfc )

static

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xf_check_extensions()

static void xf_check_extensions ( xfContext *  context )

static

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xf_client_thread()

static DWORD WINAPI xf_client_thread ( LPVOID  param )

static

Main loop for the rdp connection. It will be run from the thread's entry point (thread_func()). It initiates the connection, and will continue to run until the session ends, processing events as they are received.

Parameters

param

- pointer to the rdp_freerdp structure that contains the session's settings

Returns

A code from the enum XF_EXIT_CODE (0 if successful)

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xf_create_image()

BOOL xf_create_image

(

xfContext *

xfc

)

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xf_create_window()

BOOL xf_create_window

(

xfContext *

xfc

)

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xf_desktop_resize()

static BOOL xf_desktop_resize ( rdpContext *  context )

static

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xf_draw_screen_()

void xf_draw_screen_	(	xfContext *	xfc,
		int	x,
		int	y,
		int	w,
		int	h,
		const char *	fkt,
		const char *	file,
		int	line
	)

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xf_end_paint()

static BOOL xf_end_paint ( rdpContext *  context )

static

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xf_error_handler()

static int xf_error_handler ( Display *  d, XErrorEvent *  ev  )

static

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xf_error_handler_ex()

static int xf_error_handler_ex ( Display *  d, XErrorEvent *  ev  )

static

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xf_exit_code_from_disconnect_reason()

DWORD xf_exit_code_from_disconnect_reason

(

DWORD

reason

)

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xf_get_pixmap_info()

static BOOL xf_get_pixmap_info ( xfContext *  xfc )

static

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xf_get_x11_button_map()

static void xf_get_x11_button_map ( xfContext *  xfc, unsigned char *  x11_map  )

static

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xf_handle_pipe()

static DWORD WINAPI xf_handle_pipe ( void *  arg )

static

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xf_inject_keypress()

static BOOL xf_inject_keypress ( rdpContext *  context, const char *  buffer, size_t  size  )

static

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xf_lock_x11_()

void xf_lock_x11_	(	xfContext *	xfc,
		const char *	fkt
	)

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xf_logon_error_info()

static int xf_logon_error_info ( freerdp *  instance, UINT32  data, UINT32  type  )

static

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xf_map_error_to_exit_code()

static int xf_map_error_to_exit_code ( DWORD  error )

static

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xf_minimize()

void xf_minimize

(

xfContext *

xfc

)

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xf_paint()

static BOOL xf_paint ( xfContext *  xfc, const GDI_RGN *  region  )

static

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xf_play_sound()

static BOOL xf_play_sound ( rdpContext *  context, const PLAY_SOUND_UPDATE *  play_sound  )

static

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xf_post_connect()

static BOOL xf_post_connect ( freerdp *  instance )

static

Callback given to freerdp_connect() to perform post-connection operations. It will be called only if the connection was initialized properly, and will continue the initialization based on the newly created connection.

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xf_post_disconnect()

static void xf_post_disconnect ( freerdp *  instance )

static

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xf_post_final_disconnect()

static void xf_post_final_disconnect ( freerdp *  instance )

static

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xf_pre_connect()

static BOOL xf_pre_connect ( freerdp *  instance )

static

Callback given to freerdp_connect() to process the pre-connect operations. It will fill the rdp_freerdp structure (instance) with the appropriate options to use for the connection.

Parameters

instance

- pointer to the rdp_freerdp structure that contains the connection's parameters, and will be filled with the appropriate informations.

Returns

TRUE if successful. FALSE otherwise. Can exit with error code XF_EXIT_PARSE_ARGUMENTS if there is an error in the parameters.

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xf_process_pipe()

static BOOL xf_process_pipe ( rdpContext *  context, const char *  pipe  )

static

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xf_process_x_events()

static BOOL xf_process_x_events ( freerdp *  instance )

static

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xf_setup_x11()

BOOL xf_setup_x11 ( xfContext *  xfc )

static

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xf_sw_desktop_resize()

static BOOL xf_sw_desktop_resize ( rdpContext *  context )

static

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xf_teardown_x11()

void xf_teardown_x11 ( xfContext *  xfc )

static

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xf_TerminateEventHandler()

static void xf_TerminateEventHandler ( void *  context, const TerminateEventArgs *  e  )

static

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xf_toggle_fullscreen()

void xf_toggle_fullscreen

(

xfContext *

xfc

)

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xf_unlock_x11_()

void xf_unlock_x11_	(	xfContext *	xfc,
		const char *	fkt
	)

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xf_window_free()

static void xf_window_free ( xfContext *  xfc )

static

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xf_window_get_title()

static char* xf_window_get_title ( rdpSettings *  settings )

static

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xfreerdp_client_free()

static void xfreerdp_client_free ( freerdp *  instance, rdpContext *  context  )

static

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xfreerdp_client_global_init()

static BOOL xfreerdp_client_global_init ( void  )

static

Client Interface

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xfreerdp_client_global_uninit()

static void xfreerdp_client_global_uninit ( void  )

static

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xfreerdp_client_new()

static BOOL xfreerdp_client_new ( freerdp *  instance, rdpContext *  context  )

static

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xfreerdp_client_start()

static int xfreerdp_client_start ( rdpContext *  context )

static

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Variable Documentation

def_error_handler

int(* def_error_handler) (Display *, XErrorEvent *) ( Display *  , XErrorEvent *    )

static

xf_button_flags

const button_map xf_button_flags[NUM_BUTTONS_MAPPED]

static

Initial value:

= {
        { Button1, PTR_FLAGS_BUTTON1 },
        { Button2, PTR_FLAGS_BUTTON3 },
        { Button3, PTR_FLAGS_BUTTON2 },
        { Button4, PTR_FLAGS_WHEEL | 0x78 },
        
        { Button5, PTR_FLAGS_WHEEL | PTR_FLAGS_WHEEL_NEGATIVE | (0x100 - 0x78) },
        { 6, PTR_FLAGS_HWHEEL | PTR_FLAGS_WHEEL_NEGATIVE | (0x100 - 0x78) },
        { 7, PTR_FLAGS_HWHEEL | 0x78 },
        { 8, PTR_XFLAGS_BUTTON1 },
        { 9, PTR_XFLAGS_BUTTON2 },
        { 97, PTR_XFLAGS_BUTTON1 },
        { 112, PTR_XFLAGS_BUTTON2 }
}

xf_exit_code_map

const struct xf_exit_code_map_t xf_exit_code_map[]

static

Initial value:

= {
        { FREERDP_ERROR_AUTHENTICATION_FAILED, XF_EXIT_AUTH_FAILURE },
        { FREERDP_ERROR_SECURITY_NEGO_CONNECT_FAILED, XF_EXIT_NEGO_FAILURE },
        { FREERDP_ERROR_CONNECT_LOGON_FAILURE, XF_EXIT_LOGON_FAILURE },
        { FREERDP_ERROR_CONNECT_ACCOUNT_LOCKED_OUT, XF_EXIT_ACCOUNT_LOCKED_OUT },
        { FREERDP_ERROR_PRE_CONNECT_FAILED, XF_EXIT_PRE_CONNECT_FAILED },
        { FREERDP_ERROR_CONNECT_UNDEFINED, XF_EXIT_CONNECT_UNDEFINED },
        { FREERDP_ERROR_POST_CONNECT_FAILED, XF_EXIT_POST_CONNECT_FAILED },
        { FREERDP_ERROR_DNS_ERROR, XF_EXIT_DNS_ERROR },
        { FREERDP_ERROR_DNS_NAME_NOT_FOUND, XF_EXIT_DNS_NAME_NOT_FOUND },
        { FREERDP_ERROR_CONNECT_FAILED, XF_EXIT_CONNECT_FAILED },
        { FREERDP_ERROR_MCS_CONNECT_INITIAL_ERROR, XF_EXIT_MCS_CONNECT_INITIAL_ERROR },
        { FREERDP_ERROR_TLS_CONNECT_FAILED, XF_EXIT_TLS_CONNECT_FAILED },
        { FREERDP_ERROR_INSUFFICIENT_PRIVILEGES, XF_EXIT_INSUFFICIENT_PRIVILEGES },
        { FREERDP_ERROR_CONNECT_CANCELLED, XF_EXIT_CONNECT_CANCELLED },
        { FREERDP_ERROR_CONNECT_TRANSPORT_FAILED, XF_EXIT_CONNECT_TRANSPORT_FAILED },
        { FREERDP_ERROR_CONNECT_PASSWORD_EXPIRED, XF_EXIT_CONNECT_PASSWORD_EXPIRED },
        { FREERDP_ERROR_CONNECT_PASSWORD_MUST_CHANGE, XF_EXIT_CONNECT_PASSWORD_MUST_CHANGE },
        { FREERDP_ERROR_CONNECT_KDC_UNREACHABLE, XF_EXIT_CONNECT_KDC_UNREACHABLE },
        { FREERDP_ERROR_CONNECT_ACCOUNT_DISABLED, XF_EXIT_CONNECT_ACCOUNT_DISABLED },
        { FREERDP_ERROR_CONNECT_PASSWORD_CERTAINLY_EXPIRED,
          XF_EXIT_CONNECT_PASSWORD_CERTAINLY_EXPIRED },
        { FREERDP_ERROR_CONNECT_CLIENT_REVOKED, XF_EXIT_CONNECT_CLIENT_REVOKED },
        { FREERDP_ERROR_CONNECT_WRONG_PASSWORD, XF_EXIT_CONNECT_WRONG_PASSWORD },
        { FREERDP_ERROR_CONNECT_ACCESS_DENIED, XF_EXIT_CONNECT_ACCESS_DENIED },
        { FREERDP_ERROR_CONNECT_ACCOUNT_RESTRICTION, XF_EXIT_CONNECT_ACCOUNT_RESTRICTION },
        { FREERDP_ERROR_CONNECT_ACCOUNT_EXPIRED, XF_EXIT_CONNECT_ACCOUNT_EXPIRED },
        { FREERDP_ERROR_CONNECT_LOGON_TYPE_NOT_GRANTED, XF_EXIT_CONNECT_LOGON_TYPE_NOT_GRANTED },
        { FREERDP_ERROR_CONNECT_NO_OR_MISSING_CREDENTIALS, XF_EXIT_CONNECT_NO_OR_MISSING_CREDENTIALS }
}