orders.h

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/*
   rdesktop: A Remote Desktop Protocol client.
   RDP order processing
   Copyright (C) Matthew Chapman 1999-2002
   
   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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#define RDP_ORDER_STANDARD   0x01
#define RDP_ORDER_SECONDARY  0x02
#define RDP_ORDER_BOUNDS     0x04
#define RDP_ORDER_CHANGE     0x08
#define RDP_ORDER_DELTA      0x10
#define RDP_ORDER_LASTBOUNDS 0x20
#define RDP_ORDER_SMALL      0x40
#define RDP_ORDER_TINY       0x80

enum RDP_ORDER_TYPE
{
        RDP_ORDER_DESTBLT = 0,
        RDP_ORDER_PATBLT = 1,
        RDP_ORDER_SCREENBLT = 2,
        RDP_ORDER_LINE = 9,
        RDP_ORDER_RECT = 10,
        RDP_ORDER_DESKSAVE = 11,
        RDP_ORDER_MEMBLT = 13,
        RDP_ORDER_TRIBLT = 14,
        RDP_ORDER_POLYLINE = 22,
        RDP_ORDER_TEXT2 = 27
};

enum RDP_SECONDARY_ORDER_TYPE
{
        RDP_ORDER_RAW_BMPCACHE = 0,
        RDP_ORDER_COLCACHE = 1,
        RDP_ORDER_BMPCACHE = 2,
        RDP_ORDER_FONTCACHE = 3
};

typedef struct _DESTBLT_ORDER
{
        sint16 x;
        sint16 y;
        sint16 cx;
        sint16 cy;
        uint8 opcode;

}
DESTBLT_ORDER;

typedef struct _PATBLT_ORDER
{
        sint16 x;
        sint16 y;
        sint16 cx;
        sint16 cy;
        uint8 opcode;
        uint32 bgcolour;
        uint32 fgcolour;
        BRUSH brush;

}
PATBLT_ORDER;

typedef struct _SCREENBLT_ORDER
{
        sint16 x;
        sint16 y;
        sint16 cx;
        sint16 cy;
        uint8 opcode;
        sint16 srcx;
        sint16 srcy;

}
SCREENBLT_ORDER;

typedef struct _LINE_ORDER
{
        uint16 mixmode;
        sint16 startx;
        sint16 starty;
        sint16 endx;
        sint16 endy;
        uint32 bgcolour;
        uint8 opcode;
        PEN pen;

}
LINE_ORDER;

typedef struct _RECT_ORDER
{
        sint16 x;
        sint16 y;
        sint16 cx;
        sint16 cy;
        uint32 colour;

}
RECT_ORDER;

typedef struct _DESKSAVE_ORDER
{
        uint32 offset;
        sint16 left;
        sint16 top;
        sint16 right;
        sint16 bottom;
        uint8 action;

}
DESKSAVE_ORDER;

typedef struct _TRIBLT_ORDER
{
        uint8 colour_table;
        uint8 cache_id;
        sint16 x;
        sint16 y;
        sint16 cx;
        sint16 cy;
        uint8 opcode;
        sint16 srcx;
        sint16 srcy;
        uint32 bgcolour;
        uint32 fgcolour;
        BRUSH brush;
        uint16 cache_idx;
        uint16 unknown;

}
TRIBLT_ORDER;

typedef struct _MEMBLT_ORDER
{
        uint8 colour_table;
        uint8 cache_id;
        sint16 x;
        sint16 y;
        sint16 cx;
        sint16 cy;
        uint8 opcode;
        sint16 srcx;
        sint16 srcy;
        uint16 cache_idx;

}
MEMBLT_ORDER;

#define MAX_DATA 256

typedef struct _POLYLINE_ORDER
{
        sint16 x;
        sint16 y;
        uint8 opcode;
        uint32 fgcolour;
        uint8 lines;
        uint8 datasize;
        uint8 data[MAX_DATA];

}
POLYLINE_ORDER;

#define MAX_TEXT 256

typedef struct _TEXT2_ORDER
{
        uint8 font;
        uint8 flags;
        uint8 mixmode;
        uint8 unknown;
        uint32 fgcolour;
        uint32 bgcolour;
        sint16 clipleft;
        sint16 cliptop;
        sint16 clipright;
        sint16 clipbottom;
        sint16 boxleft;
        sint16 boxtop;
        sint16 boxright;
        sint16 boxbottom;
        sint16 x;
        sint16 y;
        uint8 length;
        uint8 text[MAX_TEXT];

}
TEXT2_ORDER;

typedef struct _RDP_ORDER_STATE
{
        uint8 order_type;
        BOUNDS bounds;

        DESTBLT_ORDER destblt;
        PATBLT_ORDER patblt;
        SCREENBLT_ORDER screenblt;
        LINE_ORDER line;
        RECT_ORDER rect;
        DESKSAVE_ORDER desksave;
        MEMBLT_ORDER memblt;
        TRIBLT_ORDER triblt;
        POLYLINE_ORDER polyline;
        TEXT2_ORDER text2;

}
RDP_ORDER_STATE;

typedef struct _RDP_RAW_BMPCACHE_ORDER
{
        uint8 cache_id;
        uint8 pad1;
        uint8 width;
        uint8 height;
        uint8 bpp;
        uint16 bufsize;
        uint16 cache_idx;
        uint8 *data;

}
RDP_RAW_BMPCACHE_ORDER;

typedef struct _RDP_BMPCACHE_ORDER
{
        uint8 cache_id;
        uint8 pad1;
        uint8 width;
        uint8 height;
        uint8 bpp;
        uint16 bufsize;
        uint16 cache_idx;
        uint16 pad2;
        uint16 size;
        uint16 row_size;
        uint16 final_size;
        uint8 *data;

}
RDP_BMPCACHE_ORDER;

#define MAX_GLYPH 32

typedef struct _RDP_FONT_GLYPH
{
        uint16 character;
        uint16 unknown;
        uint16 baseline;
        uint16 width;
        uint16 height;
        uint8 data[MAX_GLYPH];

}
RDP_FONT_GLYPH;

#define MAX_GLYPHS 256

typedef struct _RDP_FONTCACHE_ORDER
{
        uint8 font;
        uint8 nglyphs;
        RDP_FONT_GLYPH glyphs[MAX_GLYPHS];

}
RDP_FONTCACHE_ORDER;

typedef struct _RDP_COLCACHE_ORDER
{
        uint8 cache_id;
        COLOURMAP map;

}
RDP_COLCACHE_ORDER;

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