xrdp/vnc/vnc.h

180 lines
6.3 KiB
C

/**
* xrdp: A Remote Desktop Protocol server.
*
* Copyright (C) Jay Sorg 2004-2015
*
* 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.
*
* libvnc
*/
#ifndef VNC_H
#define VNC_H
/* include other h files */
#include "arch.h"
#include "parse.h"
#include "os_calls.h"
#include "defines.h"
#include "guid.h"
#define CURRENT_MOD_VER 4
/* Screen used for ExtendedDesktopSize / Set DesktopSize */
struct vnc_screen
{
int id;
int x;
int y;
int width;
int height;
int flags;
};
struct vnc_screen_layout
{
int total_width;
int total_height;
unsigned int count;
/* For comparison, screens are sorted in increasing order of ID */
struct vnc_screen *s;
};
/**
* Keep track of resize status at start of connection
*/
enum vnc_resize_status
{
VRS_WAITING_FOR_FIRST_UPDATE,
VRS_WAITING_FOR_RESIZE_CONFIRM,
VRS_DONE
};
struct source_info;
/* Defined in vnc_clip.c */
struct vnc_clipboard_data;
struct vnc
{
int size; /* size of this struct */
int version; /* internal version */
/* client functions */
int (*mod_start)(struct vnc *v, int w, int h, int bpp);
int (*mod_connect)(struct vnc *v);
int (*mod_event)(struct vnc *v, int msg, long param1, long param2,
long param3, long param4);
int (*mod_signal)(struct vnc *v);
int (*mod_end)(struct vnc *v);
int (*mod_set_param)(struct vnc *v, const char *name, const char *value);
int (*mod_session_change)(struct vnc *v, int, int);
int (*mod_get_wait_objs)(struct vnc *v, tbus *read_objs, int *rcount,
tbus *write_objs, int *wcount, int *timeout);
int (*mod_check_wait_objs)(struct vnc *v);
int (*mod_frame_ack)(struct vnc *v, int flags, int frame_id);
int (*mod_suppress_output)(struct vnc *v, int suppress,
int left, int top, int right, int bottom);
int (*mod_server_monitor_resize)(struct vnc *v,
int width, int height);
int (*mod_server_monitor_full_invalidate)(struct vnc *v,
int width, int height);
int (*mod_server_version_message)(struct vnc *v);
tintptr mod_dumby[100 - 14]; /* align, 100 minus the number of mod
functions above */
/* server functions */
int (*server_begin_update)(struct vnc *v);
int (*server_end_update)(struct vnc *v);
int (*server_fill_rect)(struct vnc *v, int x, int y, int cx, int cy);
int (*server_screen_blt)(struct vnc *v, int x, int y, int cx, int cy,
int srcx, int srcy);
int (*server_paint_rect)(struct vnc *v, int x, int y, int cx, int cy,
char *data, int width, int height, int srcx, int srcy);
int (*server_set_cursor)(struct vnc *v, int x, int y, char *data, char *mask);
int (*server_palette)(struct vnc *v, int *palette);
int (*server_msg)(struct vnc *v, const char *msg, int code);
int (*server_is_term)(void);
int (*server_set_clip)(struct vnc *v, int x, int y, int cx, int cy);
int (*server_reset_clip)(struct vnc *v);
int (*server_set_fgcolor)(struct vnc *v, int fgcolor);
int (*server_set_bgcolor)(struct vnc *v, int bgcolor);
int (*server_set_opcode)(struct vnc *v, int opcode);
int (*server_set_mixmode)(struct vnc *v, int mixmode);
int (*server_set_brush)(struct vnc *v, int x_origin, int y_origin,
int style, char *pattern);
int (*server_set_pen)(struct vnc *v, int style,
int width);
int (*server_draw_line)(struct vnc *v, int x1, int y1, int x2, int y2);
int (*server_add_char)(struct vnc *v, int font, int character,
int offset, int baseline,
int width, int height, char *data);
int (*server_draw_text)(struct vnc *v, 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);
int (*server_reset)(struct vnc *v, int width, int height, int bpp);
int (*server_get_channel_count)(struct vnc *v);
int (*server_query_channel)(struct vnc *v, int index,
char *channel_name,
int *channel_flags);
int (*server_get_channel_id)(struct vnc *v, const char *name);
int (*server_send_to_channel)(struct vnc *v, int channel_id,
char *data, int data_len,
int total_data_len, int flags);
int (*server_bell_trigger)(struct vnc *v);
int (*server_chansrv_in_use)(struct vnc *v);
tintptr server_dumby[100 - 27]; /* align, 100 minus the number of server
functions above */
/* common */
tintptr handle; /* pointer to self as long */
tintptr wm;
tintptr painter;
struct source_info *si;
/* mod data */
int server_width;
int server_height;
int server_bpp;
char mod_name[256];
int mod_mouse_state;
int palette[256];
int vnc_desktop;
char username[256];
char password[256];
char ip[256];
char port[256];
int sck_closed;
int shift_state; /* 0 up, 1 down */
int keylayout;
int clip_chanid;
struct vnc_clipboard_data *vc;
int delay_ms;
struct trans *trans;
struct guid guid;
int suppress_output;
unsigned int enabled_encodings_mask;
/* Resizeable support */
struct vnc_screen_layout client_layout;
enum vnc_resize_status resize_status;
};
/*
* Functions
*/
int
lib_send_copy(struct vnc *v, struct stream *s);
int
skip_trans_bytes(struct trans *trans, unsigned int bytes);
#endif /* VNC_H */