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/*
* Remmina - The GTK+ Remote Desktop Client
* Copyright (C) 2010-2011 Vic Lee
* Copyright (C) 2014-2015 Antenore Gatta, Fabio Castelli, Giovanni Panozzo
* Copyright (C) 2016-2020 Antenore Gatta, Giovanni Panozzo
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. * If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. * If you
* do not wish to do so, delete this exception statement from your
* version. * If you delete this exception statement from all source
* files in the program, then also delete it here.
*
*/
#pragma once
#include "common/remmina_plugin.h"
#include <freerdp/freerdp.h>
#include <freerdp/version.h>
#include <freerdp/channels/channels.h>
#include <freerdp/codec/color.h>
#include <freerdp/codec/rfx.h>
#include <freerdp/gdi/gdi.h>
#include <freerdp/gdi/dc.h>
#include <freerdp/gdi/region.h>
#include <freerdp/client/cliprdr.h>
#include <freerdp/client/disp.h>
#include <gdk/gdkx.h>
#include <winpr/clipboard.h>
/* Constants to workaround FreeRDP issue #5417 (min resolution in AVC mode) */
#define AVC_MIN_DESKTOP_WIDTH 642
#define AVC_MIN_DESKTOP_HEIGHT 480
typedef struct rf_context rfContext;
#define GET_PLUGIN_DATA(gp) (rfContext *)g_object_get_data(G_OBJECT(gp), "plugin-data")
#define DEFAULT_QUALITY_0 0x6f
#define DEFAULT_QUALITY_1 0x07
#define DEFAULT_QUALITY_2 0x01
#define DEFAULT_QUALITY_9 0x80
extern RemminaPluginService *remmina_plugin_service;
struct rf_clipboard {
rfContext * rfi;
CliprdrClientContext * context;
wClipboard * system;
int requestedFormatId;
UINT32 format;
gulong clipboard_handler;
pthread_mutex_t transfer_clip_mutex;
pthread_cond_t transfer_clip_cond;
enum { SCDW_NONE, SCDW_BUSY_WAIT, SCDW_ASYNCWAIT } srv_clip_data_wait;
gpointer srv_data;
};
typedef struct rf_clipboard rfClipboard;
struct rf_pointer {
rdpPointer pointer;
GdkCursor * cursor;
};
typedef struct rf_pointer rfPointer;
struct rf_bitmap {
rdpBitmap bitmap;
Pixmap pixmap;
cairo_surface_t * surface;
};
typedef struct rf_bitmap rfBitmap;
struct rf_glyph {
rdpGlyph glyph;
Pixmap pixmap;
};
typedef struct rf_glyph rfGlyph;
typedef enum {
REMMINA_RDP_EVENT_TYPE_SCANCODE,
REMMINA_RDP_EVENT_TYPE_SCANCODE_UNICODE,
REMMINA_RDP_EVENT_TYPE_MOUSE,
REMMINA_RDP_EVENT_TYPE_CLIPBOARD_SEND_CLIENT_FORMAT_LIST,
REMMINA_RDP_EVENT_TYPE_CLIPBOARD_SEND_CLIENT_FORMAT_DATA_RESPONSE,
REMMINA_RDP_EVENT_TYPE_CLIPBOARD_SEND_CLIENT_FORMAT_DATA_REQUEST,
REMMINA_RDP_EVENT_TYPE_SEND_MONITOR_LAYOUT,
REMMINA_RDP_EVENT_DISCONNECT
} RemminaPluginRdpEventType;
struct remmina_plugin_rdp_event {
RemminaPluginRdpEventType type;
union {
struct {
BOOL up;
BOOL extended;
UINT8 key_code;
UINT32 unicode_code;
} key_event;
struct {
UINT16 flags;
UINT16 x;
UINT16 y;
BOOL extended;
} mouse_event;
struct {
CLIPRDR_FORMAT_LIST *pFormatList;
} clipboard_formatlist;
struct {
BYTE * data;
int size;
} clipboard_formatdataresponse;
struct {
CLIPRDR_FORMAT_DATA_REQUEST *pFormatDataRequest;
} clipboard_formatdatarequest;
struct {
gint width;
gint height;
gint desktopOrientation;
gint desktopScaleFactor;
gint deviceScaleFactor;
} monitor_layout;
};
};
typedef struct remmina_plugin_rdp_event RemminaPluginRdpEvent;
typedef enum {
REMMINA_RDP_UI_UPDATE_REGIONS = 0,
REMMINA_RDP_UI_CONNECTED,
REMMINA_RDP_UI_RECONNECT_PROGRESS,
REMMINA_RDP_UI_CURSOR,
REMMINA_RDP_UI_RFX,
REMMINA_RDP_UI_NOCODEC,
REMMINA_RDP_UI_CLIPBOARD,
REMMINA_RDP_UI_EVENT
} RemminaPluginRdpUiType;
typedef enum {
REMMINA_RDP_UI_CLIPBOARD_FORMATLIST,
REMMINA_RDP_UI_CLIPBOARD_GET_DATA,
REMMINA_RDP_UI_CLIPBOARD_SET_DATA,
REMMINA_RDP_UI_CLIPBOARD_SET_CONTENT
} RemminaPluginRdpUiClipboardType;
typedef enum {
REMMINA_RDP_POINTER_NEW,
REMMINA_RDP_POINTER_FREE,
REMMINA_RDP_POINTER_SET,
REMMINA_RDP_POINTER_NULL,
REMMINA_RDP_POINTER_DEFAULT,
REMMINA_RDP_POINTER_SETPOS
} RemminaPluginRdpUiPointerType;
typedef enum {
REMMINA_RDP_UI_EVENT_UPDATE_SCALE,
REMMINA_RDP_UI_EVENT_DESTROY_CAIRO_SURFACE
} RemminaPluginRdpUiEeventType;
typedef struct {
gint x, y, w, h;
} region;
struct remmina_plugin_rdp_ui_object {
RemminaPluginRdpUiType type;
gboolean sync;
gboolean complete;
pthread_mutex_t sync_wait_mutex;
pthread_cond_t sync_wait_cond;
union {
struct {
region *ureg;
gint ninvalid;
} reg;
struct {
rdpContext * context;
rfPointer * pointer;
RemminaPluginRdpUiPointerType type;
} cursor;
struct {
gint left;
gint top;
RFX_MESSAGE * message;
} rfx;
struct {
gint left;
gint top;
gint width;
gint height;
UINT8 * bitmap;
} nocodec;
struct {
RemminaPluginRdpUiClipboardType type;
GtkTargetList * targetlist;
UINT32 format;
rfClipboard * clipboard;
gpointer data;
} clipboard;
struct {
RemminaPluginRdpUiEeventType type;
} event;
struct {
gint x;
gint y;
} pos;
};
/* We can also return values here, usually integers*/
int retval;
/* Some functions also may return a pointer. */
void * retptr;
};
typedef struct remmina_plugin_rdp_keymap_entry {
unsigned orig_keycode;
unsigned translated_keycode;
} RemminaPluginRdpKeymapEntry;
struct rf_context {
rdpContext context;
DEFINE_RDP_CLIENT_COMMON();
RemminaProtocolWidget * protocol_widget;
/* main */
rdpSettings * settings;
freerdp * instance;
pthread_t remmina_plugin_thread;
RemminaScaleMode scale;
gboolean user_cancelled;
gboolean thread_cancelled;
CliprdrClientContext * cliprdr;
DispClientContext * dispcontext;
RDP_PLUGIN_DATA rdpdr_data[5];
RDP_PLUGIN_DATA drdynvc_data[5];
gchar rdpsnd_options[20];
RFX_CONTEXT * rfx_context;
gboolean rdpgfxchan;
gboolean connected;
gboolean is_reconnecting;
/* orphaned: rf_context has still one or more libfreerdp thread active,
* but no longer maintained by an open RemminaProtocolWidget/tab.
* When the orphaned thread terminates, we must cleanup rf_context.
*/
gboolean orphaned;
int reconnect_maxattempts;
int reconnect_nattempt;
gboolean sw_gdi;
GtkWidget * drawing_area;
gint scale_width;
gint scale_height;
gdouble scale_x;
gdouble scale_y;
guint delayed_monitor_layout_handler;
gboolean use_client_keymap;
gint srcBpp;
GdkDisplay * display;
GdkVisual * visual;
cairo_surface_t * surface;
cairo_format_t cairo_format;
gint bpp;
gint scanline_pad;
gint * colormap;
guint object_id_seq;
GHashTable * object_table;
GAsyncQueue * ui_queue;
pthread_mutex_t ui_queue_mutex;
guint ui_handler;
GArray * pressed_keys;
GAsyncQueue * event_queue;
gint event_pipe[2];
HANDLE event_handle;
rfClipboard clipboard;
GArray * keymap; /* Array of RemminaPluginRdpKeymapEntry */
gboolean attempt_interactive_authentication;
enum { REMMINA_POSTCONNECT_ERROR_OK = 0, REMMINA_POSTCONNECT_ERROR_GDI_INIT = 1, REMMINA_POSTCONNECT_ERROR_NO_H264 } postconnect_error;
};
typedef struct remmina_plugin_rdp_ui_object RemminaPluginRdpUiObject;
void rf_init(RemminaProtocolWidget *gp);
void rf_uninit(RemminaProtocolWidget *gp);
void rf_get_fds(RemminaProtocolWidget *gp, void **rfds, int *rcount);
BOOL rf_check_fds(RemminaProtocolWidget *gp);
void rf_object_free(RemminaProtocolWidget *gp, RemminaPluginRdpUiObject *obj);
void remmina_rdp_event_event_push(RemminaProtocolWidget *gp, const RemminaPluginRdpEvent *e);
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