| 1 | /*
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| 2 | rdesktop: A Remote Desktop Protocol client.
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| 3 | RDP order processing
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| 4 | Copyright (C) Matthew Chapman 1999-2008
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| 5 |
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| 6 | This program is free software: you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation, either version 3 of the License, or
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| 9 | (at your option) any later version.
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| 10 |
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| 11 | This program is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 18 | */
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| 19 |
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| 20 | #define RDP_ORDER_STANDARD 0x01
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| 21 | #define RDP_ORDER_SECONDARY 0x02
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| 22 | #define RDP_ORDER_BOUNDS 0x04
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| 23 | #define RDP_ORDER_CHANGE 0x08
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| 24 | #define RDP_ORDER_DELTA 0x10
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| 25 | #define RDP_ORDER_LASTBOUNDS 0x20
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| 26 | #define RDP_ORDER_SMALL 0x40
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| 27 | #define RDP_ORDER_TINY 0x80
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| 28 |
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| 29 | enum RDP_ORDER_TYPE
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| 30 | {
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| 31 | RDP_ORDER_DESTBLT = 0,
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| 32 | RDP_ORDER_PATBLT = 1,
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| 33 | RDP_ORDER_SCREENBLT = 2,
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| 34 | RDP_ORDER_LINE = 9,
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| 35 | RDP_ORDER_RECT = 10,
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| 36 | RDP_ORDER_DESKSAVE = 11,
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| 37 | RDP_ORDER_MEMBLT = 13,
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| 38 | RDP_ORDER_TRIBLT = 14,
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| 39 | RDP_ORDER_POLYGON = 20,
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| 40 | RDP_ORDER_POLYGON2 = 21,
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| 41 | RDP_ORDER_POLYLINE = 22,
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| 42 | RDP_ORDER_ELLIPSE = 25,
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| 43 | RDP_ORDER_ELLIPSE2 = 26,
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| 44 | RDP_ORDER_TEXT2 = 27
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| 45 | };
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| 46 |
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| 47 | enum RDP_SECONDARY_ORDER_TYPE
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| 48 | {
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| 49 | RDP_ORDER_RAW_BMPCACHE = 0,
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| 50 | RDP_ORDER_COLCACHE = 1,
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| 51 | RDP_ORDER_BMPCACHE = 2,
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| 52 | RDP_ORDER_FONTCACHE = 3,
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| 53 | RDP_ORDER_RAW_BMPCACHE2 = 4,
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| 54 | RDP_ORDER_BMPCACHE2 = 5,
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| 55 | RDP_ORDER_BRUSHCACHE = 7
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| 56 | };
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| 57 |
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| 58 | typedef struct _DESTBLT_ORDER
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| 59 | {
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| 60 | sint16 x;
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| 61 | sint16 y;
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| 62 | sint16 cx;
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| 63 | sint16 cy;
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| 64 | uint8 opcode;
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| 65 |
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| 66 | }
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| 67 | DESTBLT_ORDER;
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| 68 |
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| 69 | typedef struct _PATBLT_ORDER
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| 70 | {
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| 71 | sint16 x;
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| 72 | sint16 y;
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| 73 | sint16 cx;
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| 74 | sint16 cy;
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| 75 | uint8 opcode;
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| 76 | uint32 bgcolour;
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| 77 | uint32 fgcolour;
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| 78 | BRUSH brush;
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| 79 |
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| 80 | }
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| 81 | PATBLT_ORDER;
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| 82 |
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| 83 | typedef struct _SCREENBLT_ORDER
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| 84 | {
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| 85 | sint16 x;
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| 86 | sint16 y;
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| 87 | sint16 cx;
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| 88 | sint16 cy;
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| 89 | uint8 opcode;
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| 90 | sint16 srcx;
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| 91 | sint16 srcy;
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| 92 |
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| 93 | }
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| 94 | SCREENBLT_ORDER;
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| 95 |
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| 96 | typedef struct _LINE_ORDER
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| 97 | {
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| 98 | uint16 mixmode;
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| 99 | sint16 startx;
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| 100 | sint16 starty;
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| 101 | sint16 endx;
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| 102 | sint16 endy;
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| 103 | uint32 bgcolour;
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| 104 | uint8 opcode;
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| 105 | PEN pen;
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| 106 |
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| 107 | }
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| 108 | LINE_ORDER;
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| 109 |
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| 110 | typedef struct _RECT_ORDER
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| 111 | {
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| 112 | sint16 x;
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| 113 | sint16 y;
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| 114 | sint16 cx;
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| 115 | sint16 cy;
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| 116 | uint32 colour;
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| 117 |
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| 118 | }
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| 119 | RECT_ORDER;
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| 120 |
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| 121 | typedef struct _DESKSAVE_ORDER
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| 122 | {
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| 123 | uint32 offset;
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| 124 | sint16 left;
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| 125 | sint16 top;
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| 126 | sint16 right;
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| 127 | sint16 bottom;
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| 128 | uint8 action;
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| 129 |
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| 130 | }
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| 131 | DESKSAVE_ORDER;
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| 132 |
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| 133 | typedef struct _TRIBLT_ORDER
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| 134 | {
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| 135 | uint8 colour_table;
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| 136 | uint8 cache_id;
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| 137 | sint16 x;
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| 138 | sint16 y;
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| 139 | sint16 cx;
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| 140 | sint16 cy;
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| 141 | uint8 opcode;
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| 142 | sint16 srcx;
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| 143 | sint16 srcy;
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| 144 | uint32 bgcolour;
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| 145 | uint32 fgcolour;
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| 146 | BRUSH brush;
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| 147 | uint16 cache_idx;
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| 148 | uint16 unknown;
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| 149 |
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| 150 | }
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| 151 | TRIBLT_ORDER;
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| 152 |
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| 153 | typedef struct _MEMBLT_ORDER
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| 154 | {
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| 155 | uint8 colour_table;
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| 156 | uint8 cache_id;
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| 157 | sint16 x;
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| 158 | sint16 y;
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| 159 | sint16 cx;
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| 160 | sint16 cy;
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| 161 | uint8 opcode;
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| 162 | sint16 srcx;
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| 163 | sint16 srcy;
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| 164 | uint16 cache_idx;
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| 165 |
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| 166 | }
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| 167 | MEMBLT_ORDER;
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| 168 |
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| 169 | #define MAX_DATA 256
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| 170 |
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| 171 | typedef struct _POLYGON_ORDER
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| 172 | {
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| 173 | sint16 x;
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| 174 | sint16 y;
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| 175 | uint8 opcode;
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| 176 | uint8 fillmode;
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| 177 | uint32 fgcolour;
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| 178 | uint8 npoints;
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| 179 | uint8 datasize;
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| 180 | uint8 data[MAX_DATA];
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| 181 |
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| 182 | }
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| 183 | POLYGON_ORDER;
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| 184 |
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| 185 | typedef struct _POLYGON2_ORDER
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| 186 | {
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| 187 | sint16 x;
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| 188 | sint16 y;
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| 189 | uint8 opcode;
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| 190 | uint8 fillmode;
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| 191 | uint32 bgcolour;
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| 192 | uint32 fgcolour;
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| 193 | BRUSH brush;
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| 194 | uint8 npoints;
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| 195 | uint8 datasize;
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| 196 | uint8 data[MAX_DATA];
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| 197 |
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| 198 | }
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| 199 | POLYGON2_ORDER;
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| 200 |
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| 201 | typedef struct _POLYLINE_ORDER
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| 202 | {
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| 203 | sint16 x;
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| 204 | sint16 y;
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| 205 | uint8 opcode;
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| 206 | uint32 fgcolour;
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| 207 | uint8 lines;
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| 208 | uint8 datasize;
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| 209 | uint8 data[MAX_DATA];
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| 210 |
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| 211 | }
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| 212 | POLYLINE_ORDER;
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| 213 |
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| 214 | typedef struct _ELLIPSE_ORDER
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| 215 | {
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| 216 | sint16 left;
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| 217 | sint16 top;
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| 218 | sint16 right;
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| 219 | sint16 bottom;
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| 220 | uint8 opcode;
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| 221 | uint8 fillmode;
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| 222 | uint32 fgcolour;
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| 223 |
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| 224 | }
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| 225 | ELLIPSE_ORDER;
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| 226 |
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| 227 | typedef struct _ELLIPSE2_ORDER
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| 228 | {
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| 229 | sint16 left;
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| 230 | sint16 top;
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| 231 | sint16 right;
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| 232 | sint16 bottom;
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| 233 | uint8 opcode;
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| 234 | uint8 fillmode;
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| 235 | BRUSH brush;
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| 236 | uint32 bgcolour;
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| 237 | uint32 fgcolour;
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| 238 |
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| 239 | }
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| 240 | ELLIPSE2_ORDER;
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| 241 |
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| 242 | #define MAX_TEXT 256
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| 243 |
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| 244 | typedef struct _TEXT2_ORDER
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| 245 | {
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| 246 | uint8 font;
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| 247 | uint8 flags;
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| 248 | uint8 opcode;
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| 249 | uint8 mixmode;
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| 250 | uint32 bgcolour;
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| 251 | uint32 fgcolour;
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| 252 | sint16 clipleft;
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| 253 | sint16 cliptop;
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| 254 | sint16 clipright;
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| 255 | sint16 clipbottom;
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| 256 | sint16 boxleft;
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| 257 | sint16 boxtop;
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| 258 | sint16 boxright;
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| 259 | sint16 boxbottom;
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| 260 | BRUSH brush;
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| 261 | sint16 x;
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| 262 | sint16 y;
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| 263 | uint8 length;
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| 264 | uint8 text[MAX_TEXT];
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| 265 |
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| 266 | }
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| 267 | TEXT2_ORDER;
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| 268 |
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| 269 | typedef struct _RDP_ORDER_STATE
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| 270 | {
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| 271 | uint8 order_type;
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| 272 | BOUNDS bounds;
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| 273 |
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| 274 | DESTBLT_ORDER destblt;
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| 275 | PATBLT_ORDER patblt;
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| 276 | SCREENBLT_ORDER screenblt;
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| 277 | LINE_ORDER line;
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| 278 | RECT_ORDER rect;
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| 279 | DESKSAVE_ORDER desksave;
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| 280 | MEMBLT_ORDER memblt;
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| 281 | TRIBLT_ORDER triblt;
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| 282 | POLYGON_ORDER polygon;
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| 283 | POLYGON2_ORDER polygon2;
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| 284 | POLYLINE_ORDER polyline;
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| 285 | ELLIPSE_ORDER ellipse;
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| 286 | ELLIPSE2_ORDER ellipse2;
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| 287 | TEXT2_ORDER text2;
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| 288 |
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| 289 | }
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| 290 | RDP_ORDER_STATE;
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| 291 |
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| 292 | typedef struct _RDP_RAW_BMPCACHE_ORDER
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| 293 | {
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| 294 | uint8 cache_id;
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| 295 | uint8 pad1;
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| 296 | uint8 width;
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| 297 | uint8 height;
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| 298 | uint8 bpp;
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| 299 | uint16 bufsize;
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| 300 | uint16 cache_idx;
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| 301 | uint8 *data;
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| 302 |
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| 303 | }
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| 304 | RDP_RAW_BMPCACHE_ORDER;
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| 305 |
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| 306 | typedef struct _RDP_BMPCACHE_ORDER
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| 307 | {
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| 308 | uint8 cache_id;
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| 309 | uint8 pad1;
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| 310 | uint8 width;
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| 311 | uint8 height;
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| 312 | uint8 bpp;
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| 313 | uint16 bufsize;
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| 314 | uint16 cache_idx;
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| 315 | uint16 pad2;
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| 316 | uint16 size;
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| 317 | uint16 row_size;
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| 318 | uint16 final_size;
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| 319 | uint8 *data;
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| 320 |
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| 321 | }
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| 322 | RDP_BMPCACHE_ORDER;
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| 323 |
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| 324 | /* RDP_BMPCACHE2_ORDER */
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| 325 | #define ID_MASK 0x0007
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| 326 | #define MODE_MASK 0x0038
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| 327 | #define SQUARE 0x0080
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| 328 | #define PERSIST 0x0100
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| 329 | #define FLAG_51_UNKNOWN 0x0800
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| 330 |
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| 331 | #define MODE_SHIFT 3
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| 332 |
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| 333 | #define LONG_FORMAT 0x80
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| 334 | #define BUFSIZE_MASK 0x3FFF /* or 0x1FFF? */
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| 335 |
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| 336 | #define MAX_GLYPH 32
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| 337 |
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| 338 | typedef struct _RDP_FONT_GLYPH
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| 339 | {
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| 340 | uint16 character;
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| 341 | uint16 unknown;
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| 342 | uint16 baseline;
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| 343 | uint16 width;
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| 344 | uint16 height;
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| 345 | uint8 data[MAX_GLYPH];
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| 346 |
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| 347 | }
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| 348 | RDP_FONT_GLYPH;
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| 349 |
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| 350 | #define MAX_GLYPHS 256
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| 351 |
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| 352 | typedef struct _RDP_FONTCACHE_ORDER
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| 353 | {
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| 354 | uint8 font;
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| 355 | uint8 nglyphs;
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| 356 | RDP_FONT_GLYPH glyphs[MAX_GLYPHS];
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| 357 |
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| 358 | }
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| 359 | RDP_FONTCACHE_ORDER;
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| 360 |
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| 361 | typedef struct _RDP_COLCACHE_ORDER
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| 362 | {
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| 363 | uint8 cache_id;
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| 364 | COLOURMAP map;
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| 365 |
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| 366 | }
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| 367 | RDP_COLCACHE_ORDER;
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