/** * 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" #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)(struct vnc *v); 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_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 - 26]; /* 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; int got_guid; tui8 guid[16]; 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 */