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466 lines
12 KiB
466 lines
12 KiB
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2013
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* librdp main header file
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*/
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/* include other h files */
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#include "arch.h"
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#include "parse.h"
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#include "os_calls.h"
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#include "ssl_calls.h"
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#include "xrdp_constants.h"
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#include "defines.h"
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struct rdp_brush
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{
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int xorigin;
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int yorigin;
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int style;
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char pattern[8];
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};
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struct rdp_pen
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{
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int style;
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int width;
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int color;
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};
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struct rdp_colormap
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{
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int ncolors;
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int colors[256];
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};
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struct rdp_bitmap
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{
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int width;
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int height;
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int bpp;
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char* data;
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};
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struct rdp_cursor
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{
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int x;
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int y;
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int width;
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int height;
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char mask[(32 * 32) / 8];
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char data[(32 * 32) * 3];
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};
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/* tcp */
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struct rdp_tcp
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{
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int sck;
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int sck_closed;
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struct rdp_iso* iso_layer; /* owner */
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};
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/* iso */
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struct rdp_iso
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{
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struct rdp_mcs* mcs_layer; /* owner */
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struct rdp_tcp* tcp_layer;
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};
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/* mcs */
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struct rdp_mcs
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{
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struct rdp_sec* sec_layer; /* owner */
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struct rdp_iso* iso_layer;
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int userid;
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struct stream* client_mcs_data;
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struct stream* server_mcs_data;
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};
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/* sec */
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struct rdp_sec
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{
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struct rdp_rdp* rdp_layer; /* owner */
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struct rdp_mcs* mcs_layer;
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struct rdp_lic* lic_layer;
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char server_random[32];
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char client_random[64];
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char client_crypt_random[72];
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struct stream* client_mcs_data;
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struct stream* server_mcs_data;
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int decrypt_use_count;
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int encrypt_use_count;
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char decrypt_key[16];
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char encrypt_key[16];
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char decrypt_update_key[16];
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char encrypt_update_key[16];
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int rc4_key_size; /* 1 = 40-bit, 2 = 128-bit */
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int rc4_key_len; /* 8 or 16 */
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int crypt_level; /* 1 = low, 2 = medium, 3 = high */
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char sign_key[16];
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void* decrypt_rc4_info;
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void* encrypt_rc4_info;
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};
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/* licence */
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struct rdp_lic
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{
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struct rdp_sec* sec_layer; /* owner */
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char licence_key[16];
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char licence_sign_key[16];
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int licence_issued;
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};
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/* rdp */
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struct rdp_rdp
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{
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struct mod* mod;
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struct rdp_sec* sec_layer;
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struct rdp_orders* orders;
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int share_id;
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int use_rdp5;
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int bitmap_compression;
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int bitmap_cache;
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int desktop_save;
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int polygon_ellipse_orders;
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int rec_mode;
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int rec_fd;
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/* cache */
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struct rdp_colormap colormap;
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struct rdp_cursor cursors[32];
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};
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struct rdp_orders_state
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{
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/* order stuff */
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int order_type;
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/* clip state */
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int clip_left;
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int clip_top;
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int clip_right;
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int clip_bottom;
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/* text order state */
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int text_font;
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int text_flags;
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int text_opcode;
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int text_mixmode;
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int text_fgcolor;
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int text_bgcolor;
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int text_clipleft;
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int text_cliptop;
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int text_clipright;
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int text_clipbottom;
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int text_boxleft;
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int text_boxtop;
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int text_boxright;
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int text_boxbottom;
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struct rdp_brush text_brush;
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int text_x;
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int text_y;
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int text_length;
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char text_text[256];
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/* destblt order state */
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int dest_x;
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int dest_y;
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int dest_cx;
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int dest_cy;
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int dest_opcode;
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/* patblt order state */
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int pat_x;
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int pat_y;
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int pat_cx;
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int pat_cy;
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int pat_opcode;
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int pat_bgcolor;
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int pat_fgcolor;
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struct rdp_brush pat_brush;
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/* screenblt order state */
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int screenblt_x;
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int screenblt_y;
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int screenblt_cx;
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int screenblt_cy;
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int screenblt_opcode;
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int screenblt_srcx;
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int screenblt_srcy;
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/* line order state */
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int line_mixmode;
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int line_startx;
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int line_starty;
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int line_endx;
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int line_endy;
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int line_bgcolor;
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int line_opcode;
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struct rdp_pen line_pen;
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/* rect order state */
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int rect_x;
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int rect_y;
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int rect_cx;
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int rect_cy;
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int rect_color;
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/* desksave order state */
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int desksave_offset;
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int desksave_left;
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int desksave_top;
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int desksave_right;
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int desksave_bottom;
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int desksave_action;
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/* memblt order state */
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int memblt_cache_id;
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int memblt_color_table;
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int memblt_x;
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int memblt_y;
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int memblt_cx;
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int memblt_cy;
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int memblt_opcode;
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int memblt_srcx;
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int memblt_srcy;
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int memblt_cache_idx;
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/* polyline order state */
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int polyline_x;
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int polyline_y;
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int polyline_opcode;
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int polyline_fgcolor;
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int polyline_lines;
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int polyline_datasize;
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char polyline_data[256];
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};
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/* orders */
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struct rdp_orders
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{
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struct rdp_rdp* rdp_layer;
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/* order state */
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struct rdp_orders_state state;
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/* cache */
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struct rdp_colormap* cache_colormap[6];
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struct rdp_bitmap* cache_bitmap[3][600];
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};
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#define CURRENT_MOD_VER 2
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struct mod
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{
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int size; /* size of this struct */
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int version; /* internal version */
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/* client functions */
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int (*mod_start)(struct mod* v, int w, int h, int bpp);
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int (*mod_connect)(struct mod* v);
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int (*mod_event)(struct mod* v, int msg, long param1, long param2,
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long param3, long param4);
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int (*mod_signal)(struct mod* v);
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int (*mod_end)(struct mod* v);
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int (*mod_set_param)(struct mod* v, char* name, char* value);
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int (*mod_session_change)(struct mod* v, int, int);
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int (*mod_get_wait_objs)(struct mod* v, tbus* read_objs, int* rcount,
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tbus* write_objs, int* wcount, int* timeout);
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int (*mod_check_wait_objs)(struct mod* v);
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long mod_dumby[100 - 9]; /* align, 100 minus the number of mod
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functions above */
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/* server functions */
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int (*server_begin_update)(struct mod* v);
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int (*server_end_update)(struct mod* v);
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int (*server_fill_rect)(struct mod* v, int x, int y, int cx, int cy);
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int (*server_screen_blt)(struct mod* v, int x, int y, int cx, int cy,
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int srcx, int srcy);
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int (*server_paint_rect)(struct mod* v, int x, int y, int cx, int cy,
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char* data, int width, int height, int srcx, int srcy);
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int (*server_set_cursor)(struct mod* v, int x, int y, char* data, char* mask);
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int (*server_palette)(struct mod* v, int* palette);
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int (*server_msg)(struct mod* v, char* msg, int code);
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int (*server_is_term)(struct mod* v);
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int (*server_set_clip)(struct mod* v, int x, int y, int cx, int cy);
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int (*server_reset_clip)(struct mod* v);
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int (*server_set_fgcolor)(struct mod* v, int fgcolor);
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int (*server_set_bgcolor)(struct mod* v, int bgcolor);
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int (*server_set_opcode)(struct mod* v, int opcode);
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int (*server_set_mixmode)(struct mod* v, int mixmode);
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int (*server_set_brush)(struct mod* v, int x_origin, int y_origin,
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int style, char* pattern);
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int (*server_set_pen)(struct mod* v, int style,
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int width);
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int (*server_draw_line)(struct mod* v, int x1, int y1, int x2, int y2);
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int (*server_add_char)(struct mod* v, int font, int character,
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int offset, int baseline,
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int width, int height, char* data);
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int (*server_draw_text)(struct mod* v, int font,
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int flags, int mixmode, int clip_left, int clip_top,
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int clip_right, int clip_bottom,
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int box_left, int box_top,
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int box_right, int box_bottom,
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int x, int y, char* data, int data_len);
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int (*server_reset)(struct mod* v, int width, int height, int bpp);
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int (*server_query_channel)(struct mod* v, int index,
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char* channel_name,
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int* channel_flags);
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int (*server_get_channel_id)(struct mod* v, char* name);
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int (*server_send_to_channel)(struct mod* v, int channel_id,
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char* data, int data_len,
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int total_data_len, int flags);
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int (*server_bell_trigger)(struct mod* v);
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long server_dumby[100 - 25]; /* align, 100 minus the number of server
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functions above */
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/* common */
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long handle; /* pointer to self as long */
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long wm;
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long painter;
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int sck;
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/* mod data */
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struct rdp_rdp* rdp_layer;
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int width;
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int height;
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int rdp_bpp;
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int xrdp_bpp;
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char ip[256];
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char port[256];
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char username[256];
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char password[256];
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char hostname[256];
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char domain[256];
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char program[256];
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char directory[256];
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int keylayout;
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int up_and_running;
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struct stream* in_s;
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tbus sck_obj;
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};
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/* rdp_tcp.c */
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struct rdp_tcp* APP_CC
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rdp_tcp_create(struct rdp_iso* owner);
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void APP_CC
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rdp_tcp_delete(struct rdp_tcp* self);
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int APP_CC
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rdp_tcp_init(struct rdp_tcp* self, struct stream* s);
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int APP_CC
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rdp_tcp_recv(struct rdp_tcp* self, struct stream* s, int len);
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int APP_CC
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rdp_tcp_send(struct rdp_tcp* self, struct stream* s);
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int APP_CC
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rdp_tcp_connect(struct rdp_tcp* self, char* ip, char* port);
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int APP_CC
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rdp_tcp_disconnect(struct rdp_tcp* self);
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/* rdp_ico.c */
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struct rdp_iso* APP_CC
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rdp_iso_create(struct rdp_mcs* owner);
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void APP_CC
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rdp_iso_delete(struct rdp_iso* self);
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int APP_CC
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rdp_iso_recv(struct rdp_iso* self, struct stream* s);
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int APP_CC
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rdp_iso_init(struct rdp_iso* self, struct stream* s);
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int APP_CC
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rdp_iso_send(struct rdp_iso* self, struct stream* s);
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int APP_CC
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rdp_iso_connect(struct rdp_iso* self, char* ip, char* port);
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int APP_CC
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rdp_iso_disconnect(struct rdp_iso* self);
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/* rdp_mcs.c */
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struct rdp_mcs* APP_CC
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rdp_mcs_create(struct rdp_sec* owner,
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struct stream* client_mcs_data,
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struct stream* server_mcs_data);
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void APP_CC
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rdp_mcs_delete(struct rdp_mcs* self);
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int APP_CC
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rdp_mcs_init(struct rdp_mcs* self, struct stream* s);
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int APP_CC
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rdp_mcs_send(struct rdp_mcs* self, struct stream* s);
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int APP_CC
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rdp_mcs_connect(struct rdp_mcs* self, char* ip, char* port);
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int APP_CC
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rdp_mcs_recv(struct rdp_mcs* self, struct stream* s, int* chan);
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/* rdp_sec.c */
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struct rdp_sec* APP_CC
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rdp_sec_create(struct rdp_rdp* owner);
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void APP_CC
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rdp_sec_delete(struct rdp_sec* self);
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int APP_CC
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rdp_sec_init(struct rdp_sec* self, struct stream* s, int flags);
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int APP_CC
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rdp_sec_send(struct rdp_sec* self, struct stream* s, int flags);
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int APP_CC
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rdp_sec_recv(struct rdp_sec* self, struct stream* s, int* chan);
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int APP_CC
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rdp_sec_connect(struct rdp_sec* self, char* ip, char* port);
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void APP_CC
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rdp_sec_buf_out_uint32(char* buffer, int value);
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void APP_CC
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rdp_sec_hash_16(char* out, char* in, char* salt1, char* salt2);
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void APP_CC
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rdp_sec_hash_48(char* out, char* in, char* salt1, char* salt2, int salt);
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void APP_CC
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rdp_sec_sign(char* signature, int siglen, char* session_key, int keylen,
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char* data, int datalen);
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/* rdp_rdp.c */
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struct rdp_rdp* APP_CC
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rdp_rdp_create(struct mod* owner);
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void APP_CC
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rdp_rdp_delete(struct rdp_rdp* self);
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int APP_CC
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rdp_rdp_connect(struct rdp_rdp* self, char* ip, char* port);
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int APP_CC
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rdp_rdp_send_input(struct rdp_rdp* self, struct stream* s,
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int time, int message_type,
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int device_flags, int param1, int param2);
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int APP_CC
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rdp_rdp_send_invalidate(struct rdp_rdp* self, struct stream* s,
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int left, int top, int width, int height);
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int APP_CC
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rdp_rdp_recv(struct rdp_rdp* self, struct stream* s, int* type);
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int APP_CC
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rdp_rdp_process_data_pdu(struct rdp_rdp* self, struct stream* s);
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int APP_CC
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rdp_rdp_process_demand_active(struct rdp_rdp* self, struct stream* s);
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void APP_CC
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rdp_rdp_out_unistr(struct stream* s, char* text);
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int APP_CC
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rdp_rec_check_file(struct rdp_rdp* self);
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int APP_CC
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rdp_rec_write_item(struct rdp_rdp* self, struct stream* s);
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/* rdp_bitmap.c */
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int APP_CC
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rdp_bitmap_decompress(char* output, int width, int height, char* input,
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int size, int Bpp);
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/* rdp_orders.c */
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struct rdp_orders* APP_CC
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rdp_orders_create(struct rdp_rdp* owner);
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void APP_CC
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rdp_orders_delete(struct rdp_orders* self);
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void APP_CC
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rdp_orders_reset_state(struct rdp_orders* self);
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int APP_CC
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rdp_orders_process_orders(struct rdp_orders* self, struct stream* s,
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int num_orders);
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char* APP_CC
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rdp_orders_convert_bitmap(int in_bpp, int out_bpp, char* bmpdata,
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int width, int height, int* palette);
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int APP_CC
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rdp_orders_convert_color(int in_bpp, int out_bpp, int in_color, int* palette);
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/* rdp_lic.c */
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struct rdp_lic* APP_CC
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rdp_lic_create(struct rdp_sec* owner);
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void APP_CC
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rdp_lic_delete(struct rdp_lic* self);
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void APP_CC
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rdp_lic_process(struct rdp_lic* self, struct stream* s);
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