FreeRDP/libfreerdp-core/orders.c
2011-09-01 15:13:19 -04:00

1927 lines
58 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Client
* Drawing Orders
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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.
*/
#include "window.h"
#include "orders.h"
uint8 PRIMARY_DRAWING_ORDER_STRINGS[][20] =
{
"DstBlt",
"PatBlt",
"ScrBlt",
"", "", "", "",
"DrawNineGrid",
"MultiDrawNineGrid",
"LineTo",
"OpaqueRect",
"SaveBitmap",
"",
"MemBlt",
"Mem3Blt",
"MultiDstBlt",
"MultiPatBlt",
"MultiScrBlt",
"MultiOpaqueRect",
"FastIndex",
"PolygonSC",
"PolygonCB",
"Polyline",
"",
"FastGlyph",
"EllipseSC",
"EllipseCB",
"GlyphIndex"
};
#define PRIMARY_DRAWING_ORDER_COUNT (sizeof(PRIMARY_DRAWING_ORDER_STRINGS) / sizeof(PRIMARY_DRAWING_ORDER_STRINGS[0]))
uint8 SECONDARY_DRAWING_ORDER_STRINGS[][32] =
{
"Cache Bitmap",
"Cache Color Table",
"Cache Bitmap (Compressed)",
"Cache Glyph",
"Cache Bitmap V2",
"Cache Bitmap V2 (Compressed)",
"",
"Cache Brush",
"Cache Bitmap V3"
};
#define SECONDARY_DRAWING_ORDER_COUNT (sizeof(SECONDARY_DRAWING_ORDER_STRINGS) / sizeof(SECONDARY_DRAWING_ORDER_STRINGS[0]))
uint8 ALTSEC_DRAWING_ORDER_STRINGS[][32] =
{
"Switch Surface",
"Create Offscreen Bitmap",
"Stream Bitmap First",
"Stream Bitmap Next",
"Create NineGrid Bitmap",
"Draw GDI+ First",
"Draw GDI+ Next",
"Draw GDI+ End",
"Draw GDI+ Cache First",
"Draw GDI+ Cache Next",
"Draw GDI+ Cache End",
"Windowing",
"Desktop Composition",
"Frame Marker"
};
#define ALTSEC_DRAWING_ORDER_COUNT (sizeof(ALTSEC_DRAWING_ORDER_STRINGS) / sizeof(ALTSEC_DRAWING_ORDER_STRINGS[0]))
uint8 PRIMARY_DRAWING_ORDER_FIELD_BYTES[] =
{
DSTBLT_ORDER_FIELD_BYTES,
PATBLT_ORDER_FIELD_BYTES,
SCRBLT_ORDER_FIELD_BYTES,
0, 0, 0, 0,
DRAW_NINE_GRID_ORDER_FIELD_BYTES,
MULTI_DRAW_NINE_GRID_ORDER_FIELD_BYTES,
LINE_TO_ORDER_FIELD_BYTES,
OPAQUE_RECT_ORDER_FIELD_BYTES,
SAVE_BITMAP_ORDER_FIELD_BYTES,
0,
MEMBLT_ORDER_FIELD_BYTES,
MEM3BLT_ORDER_FIELD_BYTES,
MULTI_DSTBLT_ORDER_FIELD_BYTES,
MULTI_PATBLT_ORDER_FIELD_BYTES,
MULTI_SCRBLT_ORDER_FIELD_BYTES,
MULTI_OPAQUE_RECT_ORDER_FIELD_BYTES,
FAST_INDEX_ORDER_FIELD_BYTES,
POLYGON_SC_ORDER_FIELD_BYTES,
POLYGON_CB_ORDER_FIELD_BYTES,
POLYLINE_ORDER_FIELD_BYTES,
0,
FAST_GLYPH_ORDER_FIELD_BYTES,
ELLIPSE_SC_ORDER_FIELD_BYTES,
ELLIPSE_CB_ORDER_FIELD_BYTES,
GLYPH_INDEX_ORDER_FIELD_BYTES
};
uint8 CBR2_BPP[] =
{
0, 0, 0, 8, 16, 24, 32
};
uint8 CBR23_BPP[] =
{
0, 0, 0, 8, 16, 24, 32
};
uint8 BMF_BPP[] =
{
0, 1, 0, 8, 16, 24, 32
};
void update_read_coord(STREAM* s, sint16* coord, boolean delta)
{
sint8 byte;
if (delta)
{
stream_read_uint8(s, byte);
*coord += byte;
}
else
{
stream_read_uint16(s, *coord);
}
}
void update_read_color(STREAM* s, uint32* color)
{
uint8 byte;
stream_read_uint8(s, byte);
*color = byte;
stream_read_uint8(s, byte);
*color |= (byte << 8);
stream_read_uint8(s, byte);
*color |= (byte << 16);
}
void update_read_colorref(STREAM* s, uint32* color)
{
uint8 byte;
stream_read_uint8(s, byte);
*color = byte;
stream_read_uint8(s, byte);
*color |= (byte << 8);
stream_read_uint8(s, byte);
*color |= (byte << 16);
stream_seek_uint8(s);
}
void update_read_color_quad(STREAM* s, uint32* color)
{
uint8 byte;
stream_read_uint8(s, byte);
*color = (byte << 16);
stream_read_uint8(s, byte);
*color |= (byte << 8);
stream_read_uint8(s, byte);
*color |= byte;
stream_seek_uint8(s);
}
void update_read_2byte_unsigned(STREAM* s, uint16* value)
{
uint8 byte;
stream_read_uint8(s, byte);
if (byte & 0x80)
{
*value = (byte & 0x7F) << 8;
stream_read_uint8(s, byte);
*value |= byte;
}
else
{
*value = (byte & 0x7F);
}
}
void update_read_2byte_signed(STREAM* s, sint16* value)
{
uint8 byte;
boolean negative;
stream_read_uint8(s, byte);
negative = (byte & 0x40) ? True : False;
*value = (byte & 0x3F);
if (byte & 0x80)
{
stream_read_uint8(s, byte);
*value = (*value << 8) | byte;
}
if (negative)
*value *= -1;
}
void update_read_4byte_unsigned(STREAM* s, uint32* value)
{
uint8 byte;
uint8 count;
stream_read_uint8(s, byte);
count = (byte & 0xC0) >> 6;
switch (count)
{
case 0:
*value = (byte & 0x3F);
break;
case 1:
*value = (byte & 0x3F) << 8;
stream_read_uint8(s, byte);
*value |= byte;
break;
case 2:
*value = (byte & 0x3F) << 16;
stream_read_uint8(s, byte);
*value |= (byte << 8);
stream_read_uint8(s, byte);
*value |= byte;
break;
case 3:
*value = (byte & 0x3F) << 24;
stream_read_uint8(s, byte);
*value |= (byte << 16);
stream_read_uint8(s, byte);
*value |= (byte << 8);
stream_read_uint8(s, byte);
*value |= byte;
break;
default:
break;
}
}
void update_read_delta(STREAM* s, sint16* value)
{
uint8 byte;
stream_read_uint8(s, byte);
if (byte & 0x40)
*value = (byte | ~0x3F);
else
*value = (byte & 0x3F);
if (byte & 0x80)
{
stream_read_uint8(s, byte);
*value = (*value << 8) | byte;
}
}
void update_read_brush(STREAM* s, BRUSH* brush, uint8 fieldFlags)
{
if (fieldFlags & ORDER_FIELD_01)
stream_read_uint8(s, brush->x);
if (fieldFlags & ORDER_FIELD_02)
stream_read_uint8(s, brush->y);
if (fieldFlags & ORDER_FIELD_03)
stream_read_uint8(s, brush->style);
if (fieldFlags & ORDER_FIELD_04)
stream_read_uint8(s, brush->hatch);
if (brush->style & CACHED_BRUSH)
{
brush->index = brush->hatch;
brush->bpp = BMF_BPP[brush->style & 0x0F];
if (brush->bpp == 0)
brush->bpp = 1;
}
if (fieldFlags & ORDER_FIELD_05)
{
brush->data = (uint8*) brush->p8x8;
stream_read_uint8(s, brush->data[7]);
stream_read_uint8(s, brush->data[6]);
stream_read_uint8(s, brush->data[5]);
stream_read_uint8(s, brush->data[4]);
stream_read_uint8(s, brush->data[3]);
stream_read_uint8(s, brush->data[2]);
stream_read_uint8(s, brush->data[1]);
brush->data[0] = brush->hatch;
}
}
void update_read_delta_rects(STREAM* s, DELTA_RECT* rectangles, int number)
{
int i;
uint8 flags = 0;
uint8* zeroBits;
int zeroBitsSize;
if (number > 45)
number = 45;
zeroBitsSize = ((number + 1) / 2);
stream_get_mark(s, zeroBits);
stream_seek(s, zeroBitsSize);
memset(rectangles, 0, sizeof(DELTA_RECT) * (number + 1));
for (i = 1; i < number + 1; i++)
{
if ((i - 1) % 2 == 0)
flags = zeroBits[(i - 1) / 2];
if (~flags & 0x80)
update_read_delta(s, &rectangles[i].left);
if (~flags & 0x40)
update_read_delta(s, &rectangles[i].top);
if (~flags & 0x20)
update_read_delta(s, &rectangles[i].width);
else
rectangles[i].width = rectangles[i - 1].width;
if (~flags & 0x10)
update_read_delta(s, &rectangles[i].height);
else
rectangles[i].height = rectangles[i - 1].height;
rectangles[i].left = rectangles[i].left + rectangles[i - 1].left;
rectangles[i].top = rectangles[i].top + rectangles[i - 1].top;
flags <<= 4;
}
}
void update_read_delta_points(STREAM* s, DELTA_POINT* points, int number, sint16 x, sint16 y)
{
int i;
uint8 flags = 0;
uint8* zeroBits;
int zeroBitsSize;
zeroBitsSize = ((number + 3) / 4);
stream_get_mark(s, zeroBits);
stream_seek(s, zeroBitsSize);
memset(points, 0, sizeof(DELTA_POINT) * number);
for (i = 1; i < number + 1; i++)
{
if ((i - 1) % 4 == 0)
flags = zeroBits[(i - 1) / 4];
if (~flags & 0x80)
update_read_delta(s, &points[i].x);
if (~flags & 0x40)
update_read_delta(s, &points[i].y);
points[i].x = points[i].x + points[i - 1].x;
points[i].y = points[i].y + points[i - 1].y;
points[i - 1].x += x;
points[i - 1].y += y;
flags <<= 2;
}
points[i - 1].x += x;
points[i - 1].y += y;
}
/* Primary Drawing Orders */
void update_read_dstblt_order(STREAM* s, ORDER_INFO* orderInfo, DSTBLT_ORDER* dstblt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &dstblt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &dstblt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &dstblt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &dstblt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, dstblt->bRop);
}
void update_read_patblt_order(STREAM* s, ORDER_INFO* orderInfo, PATBLT_ORDER* patblt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &patblt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &patblt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &patblt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &patblt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, patblt->bRop);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_color(s, &patblt->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_color(s, &patblt->foreColor);
update_read_brush(s, &patblt->brush, orderInfo->fieldFlags >> 7);
}
void update_read_scrblt_order(STREAM* s, ORDER_INFO* orderInfo, SCRBLT_ORDER* scrblt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &scrblt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &scrblt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &scrblt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &scrblt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, scrblt->bRop);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_coord(s, &scrblt->nXSrc, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_coord(s, &scrblt->nYSrc, orderInfo->deltaCoordinates);
}
void update_read_opaque_rect_order(STREAM* s, ORDER_INFO* orderInfo, OPAQUE_RECT_ORDER* opaque_rect)
{
uint8 byte;
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &opaque_rect->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &opaque_rect->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &opaque_rect->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &opaque_rect->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
{
stream_read_uint8(s, byte);
opaque_rect->color = (opaque_rect->color & 0xFFFFFF00) | byte;
}
if (orderInfo->fieldFlags & ORDER_FIELD_06)
{
stream_read_uint8(s, byte);
opaque_rect->color = (opaque_rect->color & 0xFFFF00FF) | (byte << 8);
}
if (orderInfo->fieldFlags & ORDER_FIELD_07)
{
stream_read_uint8(s, byte);
opaque_rect->color = (opaque_rect->color & 0xFF00FFFF) | (byte << 16);
}
}
void update_read_draw_nine_grid_order(STREAM* s, ORDER_INFO* orderInfo, DRAW_NINE_GRID_ORDER* draw_nine_grid)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &draw_nine_grid->srcLeft, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &draw_nine_grid->srcTop, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &draw_nine_grid->srcRight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &draw_nine_grid->srcBottom, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint16(s, draw_nine_grid->bitmapId);
}
void update_read_multi_dstblt_order(STREAM* s, ORDER_INFO* orderInfo, MULTI_DSTBLT_ORDER* multi_dstblt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &multi_dstblt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &multi_dstblt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &multi_dstblt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &multi_dstblt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, multi_dstblt->bRop);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, multi_dstblt->numRectangles);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
{
stream_read_uint16(s, multi_dstblt->cbData);
update_read_delta_rects(s, multi_dstblt->rectangles, multi_dstblt->numRectangles);
}
}
void update_read_multi_patblt_order(STREAM* s, ORDER_INFO* orderInfo, MULTI_PATBLT_ORDER* multi_patblt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &multi_patblt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &multi_patblt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &multi_patblt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &multi_patblt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, multi_patblt->bRop);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_color(s, &multi_patblt->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_color(s, &multi_patblt->foreColor);
update_read_brush(s, &multi_patblt->brush, orderInfo->fieldFlags >> 7);
if (orderInfo->fieldFlags & ORDER_FIELD_13)
stream_read_uint8(s, multi_patblt->numRectangles);
if (orderInfo->fieldFlags & ORDER_FIELD_14)
{
stream_read_uint16(s, multi_patblt->cbData);
update_read_delta_rects(s, multi_patblt->rectangles, multi_patblt->numRectangles);
}
}
void update_read_multi_scrblt_order(STREAM* s, ORDER_INFO* orderInfo, MULTI_SCRBLT_ORDER* multi_scrblt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &multi_scrblt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &multi_scrblt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &multi_scrblt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &multi_scrblt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, multi_scrblt->bRop);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_coord(s, &multi_scrblt->nXSrc, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_coord(s, &multi_scrblt->nYSrc, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
stream_read_uint8(s, multi_scrblt->numRectangles);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
{
stream_read_uint16(s, multi_scrblt->cbData);
update_read_delta_rects(s, multi_scrblt->rectangles, multi_scrblt->numRectangles);
}
}
void update_read_multi_opaque_rect_order(STREAM* s, ORDER_INFO* orderInfo, MULTI_OPAQUE_RECT_ORDER* multi_opaque_rect)
{
uint8 byte;
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &multi_opaque_rect->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &multi_opaque_rect->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &multi_opaque_rect->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &multi_opaque_rect->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
{
stream_read_uint8(s, byte);
multi_opaque_rect->color = (multi_opaque_rect->color & 0xFFFFFF00) | byte;
}
if (orderInfo->fieldFlags & ORDER_FIELD_06)
{
stream_read_uint8(s, byte);
multi_opaque_rect->color = (multi_opaque_rect->color & 0xFFFF00FF) | (byte << 8);
}
if (orderInfo->fieldFlags & ORDER_FIELD_07)
{
stream_read_uint8(s, byte);
multi_opaque_rect->color = (multi_opaque_rect->color & 0xFF00FFFF) | (byte << 16);
}
if (orderInfo->fieldFlags & ORDER_FIELD_08)
stream_read_uint8(s, multi_opaque_rect->numRectangles);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
{
stream_read_uint16(s, multi_opaque_rect->cbData);
update_read_delta_rects(s, multi_opaque_rect->rectangles, multi_opaque_rect->numRectangles);
}
}
void update_read_multi_draw_nine_grid_order(STREAM* s, ORDER_INFO* orderInfo, MULTI_DRAW_NINE_GRID_ORDER* multi_draw_nine_grid)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &multi_draw_nine_grid->srcLeft, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &multi_draw_nine_grid->srcTop, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &multi_draw_nine_grid->srcRight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &multi_draw_nine_grid->srcBottom, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint16(s, multi_draw_nine_grid->bitmapId);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, multi_draw_nine_grid->nDeltaEntries);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
{
stream_read_uint16(s, multi_draw_nine_grid->cbData);
stream_seek(s, multi_draw_nine_grid->cbData);
}
}
void update_read_line_to_order(STREAM* s, ORDER_INFO* orderInfo, LINE_TO_ORDER* line_to)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
stream_read_uint16(s, line_to->backMode);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &line_to->nXStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &line_to->nYStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &line_to->nXEnd, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_coord(s, &line_to->nYEnd, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_color(s, &line_to->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
stream_read_uint8(s, line_to->bRop2);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
stream_read_uint8(s, line_to->penStyle);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
stream_read_uint8(s, line_to->penWidth);
if (orderInfo->fieldFlags & ORDER_FIELD_10)
update_read_color(s, &line_to->penColor);
}
void update_read_polyline_order(STREAM* s, ORDER_INFO* orderInfo, POLYLINE_ORDER* polyline)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &polyline->xStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &polyline->yStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
stream_read_uint8(s, polyline->bRop2);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
stream_seek_uint16(s);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_color(s, &polyline->penColor);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, polyline->numPoints);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
{
stream_read_uint8(s, polyline->cbData);
if (polyline->points == NULL)
polyline->points = (DELTA_POINT*) xmalloc(sizeof(DELTA_POINT) * polyline->cbData);
else
polyline->points = (DELTA_POINT*) xrealloc(polyline->points, sizeof(DELTA_POINT) * polyline->cbData);
update_read_delta_points(s, polyline->points, polyline->numPoints, polyline->xStart, polyline->yStart);
}
}
void update_read_memblt_order(STREAM* s, ORDER_INFO* orderInfo, MEMBLT_ORDER* memblt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
stream_read_uint16(s, memblt->cacheId);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &memblt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &memblt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &memblt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_coord(s, &memblt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, memblt->bRop);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_coord(s, &memblt->nXSrc, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
update_read_coord(s, &memblt->nYSrc, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
stream_read_uint16(s, memblt->cacheIndex);
}
void update_read_mem3blt_order(STREAM* s, ORDER_INFO* orderInfo, MEM3BLT_ORDER* mem3blt)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
stream_read_uint16(s, mem3blt->cacheId);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &mem3blt->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &mem3blt->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &mem3blt->nWidth, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_coord(s, &mem3blt->nHeight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, mem3blt->bRop);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_coord(s, &mem3blt->nXSrc, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
update_read_coord(s, &mem3blt->nYSrc, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
update_read_color(s, &mem3blt->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_10)
update_read_color(s, &mem3blt->foreColor);
update_read_brush(s, &mem3blt->brush, orderInfo->fieldFlags >> 10);
if (orderInfo->fieldFlags & ORDER_FIELD_16)
stream_read_uint16(s, mem3blt->cacheIndex);
}
void update_read_save_bitmap_order(STREAM* s, ORDER_INFO* orderInfo, SAVE_BITMAP_ORDER* save_bitmap)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
stream_read_uint32(s, save_bitmap->savedBitmapPosition);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &save_bitmap->nLeftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &save_bitmap->nTopRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &save_bitmap->nRightRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_coord(s, &save_bitmap->nBottomRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, save_bitmap->operation);
}
void update_read_glyph_index_order(STREAM* s, ORDER_INFO* orderInfo, GLYPH_INDEX_ORDER* glyph_index)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
stream_read_uint8(s, glyph_index->cacheId);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
stream_read_uint8(s, glyph_index->flAccel);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
stream_read_uint8(s, glyph_index->ulCharInc);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
stream_read_uint8(s, glyph_index->fOpRedundant);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_color(s, &glyph_index->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_color(s, &glyph_index->foreColor);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
stream_read_uint16(s, glyph_index->bkLeft);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
stream_read_uint16(s, glyph_index->bkTop);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
stream_read_uint16(s, glyph_index->bkRight);
if (orderInfo->fieldFlags & ORDER_FIELD_10)
stream_read_uint16(s, glyph_index->bkBottom);
if (orderInfo->fieldFlags & ORDER_FIELD_11)
stream_read_uint16(s, glyph_index->opLeft);
if (orderInfo->fieldFlags & ORDER_FIELD_12)
stream_read_uint16(s, glyph_index->opTop);
if (orderInfo->fieldFlags & ORDER_FIELD_13)
stream_read_uint16(s, glyph_index->opRight);
if (orderInfo->fieldFlags & ORDER_FIELD_14)
stream_read_uint16(s, glyph_index->opBottom);
update_read_brush(s, &glyph_index->brush, orderInfo->fieldFlags >> 14);
if (orderInfo->fieldFlags & ORDER_FIELD_20)
stream_read_uint16(s, glyph_index->x);
if (orderInfo->fieldFlags & ORDER_FIELD_21)
stream_read_uint16(s, glyph_index->y);
if (orderInfo->fieldFlags & ORDER_FIELD_22)
{
stream_read_uint8(s, glyph_index->cbData);
stream_seek(s, glyph_index->cbData);
}
}
void update_read_fast_index_order(STREAM* s, ORDER_INFO* orderInfo, FAST_INDEX_ORDER* fast_index)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
stream_read_uint8(s, fast_index->cacheId);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
{
stream_read_uint8(s, fast_index->ulCharInc);
stream_read_uint8(s, fast_index->flAccel);
}
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_color(s, &fast_index->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_color(s, &fast_index->foreColor);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_coord(s, &fast_index->bkLeft, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_coord(s, &fast_index->bkTop, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_coord(s, &fast_index->bkRight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
update_read_coord(s, &fast_index->bkBottom, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
update_read_coord(s, &fast_index->opLeft, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_10)
update_read_coord(s, &fast_index->opTop, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_11)
update_read_coord(s, &fast_index->opRight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_12)
update_read_coord(s, &fast_index->opBottom, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_13)
update_read_coord(s, &fast_index->x, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_14)
update_read_coord(s, &fast_index->y, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_15)
{
stream_read_uint8(s, fast_index->cbData);
stream_seek(s, fast_index->cbData);
}
}
void update_read_fast_glyph_order(STREAM* s, ORDER_INFO* orderInfo, FAST_GLYPH_ORDER* fast_glyph)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
stream_read_uint8(s, fast_glyph->cacheId);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
{
stream_read_uint8(s, fast_glyph->ulCharInc);
stream_read_uint8(s, fast_glyph->flAccel);
}
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_color(s, &fast_glyph->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_color(s, &fast_glyph->foreColor);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_coord(s, &fast_glyph->bkLeft, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_coord(s, &fast_glyph->bkTop, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_coord(s, &fast_glyph->bkRight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
update_read_coord(s, &fast_glyph->bkBottom, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_09)
update_read_coord(s, &fast_glyph->opLeft, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_10)
update_read_coord(s, &fast_glyph->opTop, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_11)
update_read_coord(s, &fast_glyph->opRight, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_12)
update_read_coord(s, &fast_glyph->opBottom, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_13)
update_read_coord(s, &fast_glyph->x, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_14)
update_read_coord(s, &fast_glyph->y, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_15)
{
stream_read_uint8(s, fast_glyph->cbData);
stream_seek(s, fast_glyph->cbData);
}
}
void update_read_polygon_sc_order(STREAM* s, ORDER_INFO* orderInfo, POLYGON_SC_ORDER* polygon_sc)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &polygon_sc->xStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &polygon_sc->yStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
stream_read_uint8(s, polygon_sc->bRop2);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
stream_read_uint8(s, polygon_sc->fillMode);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_color(s, &polygon_sc->brushColor);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, polygon_sc->nDeltaEntries);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
{
stream_read_uint8(s, polygon_sc->cbData);
stream_seek(s, polygon_sc->cbData);
}
}
void update_read_polygon_cb_order(STREAM* s, ORDER_INFO* orderInfo, POLYGON_CB_ORDER* polygon_cb)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &polygon_cb->xStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &polygon_cb->yStart, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
stream_read_uint8(s, polygon_cb->bRop2);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
stream_read_uint8(s, polygon_cb->fillMode);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
update_read_color(s, &polygon_cb->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
update_read_color(s, &polygon_cb->foreColor);
update_read_brush(s, &polygon_cb->brush, orderInfo->fieldFlags >> 6);
if (orderInfo->fieldFlags & ORDER_FIELD_12)
stream_read_uint8(s, polygon_cb->nDeltaEntries);
if (orderInfo->fieldFlags & ORDER_FIELD_13)
{
stream_read_uint8(s, polygon_cb->cbData);
stream_seek(s, polygon_cb->cbData);
}
}
void update_read_ellipse_sc_order(STREAM* s, ORDER_INFO* orderInfo, ELLIPSE_SC_ORDER* ellipse_sc)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &ellipse_sc->leftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &ellipse_sc->topRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &ellipse_sc->rightRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &ellipse_sc->bottomRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, ellipse_sc->bRop2);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, ellipse_sc->fillMode);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_color(s, &ellipse_sc->color);
}
void update_read_ellipse_cb_order(STREAM* s, ORDER_INFO* orderInfo, ELLIPSE_CB_ORDER* ellipse_cb)
{
if (orderInfo->fieldFlags & ORDER_FIELD_01)
update_read_coord(s, &ellipse_cb->leftRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_02)
update_read_coord(s, &ellipse_cb->topRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_03)
update_read_coord(s, &ellipse_cb->rightRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_04)
update_read_coord(s, &ellipse_cb->bottomRect, orderInfo->deltaCoordinates);
if (orderInfo->fieldFlags & ORDER_FIELD_05)
stream_read_uint8(s, ellipse_cb->bRop2);
if (orderInfo->fieldFlags & ORDER_FIELD_06)
stream_read_uint8(s, ellipse_cb->fillMode);
if (orderInfo->fieldFlags & ORDER_FIELD_07)
update_read_color(s, &ellipse_cb->backColor);
if (orderInfo->fieldFlags & ORDER_FIELD_08)
update_read_color(s, &ellipse_cb->foreColor);
update_read_brush(s, &ellipse_cb->brush, orderInfo->fieldFlags >> 8);
}
/* Secondary Drawing Orders */
void update_read_cache_bitmap_order(STREAM* s, CACHE_BITMAP_ORDER* cache_bitmap_order, boolean compressed, uint16 flags)
{
stream_read_uint8(s, cache_bitmap_order->cacheId); /* cacheId (1 byte) */
stream_seek_uint8(s); /* pad1Octet (1 byte) */
stream_read_uint8(s, cache_bitmap_order->bitmapWidth); /* bitmapWidth (1 byte) */
stream_read_uint8(s, cache_bitmap_order->bitmapHeight); /* bitmapHeight (1 byte) */
stream_read_uint8(s, cache_bitmap_order->bitmapBpp); /* bitmapBpp (1 byte) */
stream_read_uint16(s, cache_bitmap_order->bitmapLength); /* bitmapLength (2 bytes) */
stream_read_uint16(s, cache_bitmap_order->cacheIndex); /* cacheIndex (2 bytes) */
if (compressed)
{
if (flags & NO_BITMAP_COMPRESSION_HDR)
{
stream_seek(s, cache_bitmap_order->bitmapLength); /* bitmapDataStream */
}
else
{
uint8* bitmapComprHdr = (uint8*) &(cache_bitmap_order->bitmapComprHdr);
stream_read(s, bitmapComprHdr, 8); /* bitmapComprHdr (8 bytes) */
stream_seek(s, cache_bitmap_order->bitmapLength); /* bitmapDataStream */
}
}
else
{
stream_seek(s, cache_bitmap_order->bitmapLength); /* bitmapDataStream */
}
}
void update_read_cache_bitmap_v2_order(STREAM* s, CACHE_BITMAP_V2_ORDER* cache_bitmap_v2_order, boolean compressed, uint16 flags)
{
uint8 bitsPerPixelId;
cache_bitmap_v2_order->cacheId = flags & 0x0003;
cache_bitmap_v2_order->flags = (flags & 0xFF80) >> 7;
bitsPerPixelId = (flags & 0x0078) >> 3;
cache_bitmap_v2_order->bitmapBpp = CBR2_BPP[bitsPerPixelId];
if (cache_bitmap_v2_order->flags & CBR2_PERSISTENT_KEY_PRESENT)
{
stream_read_uint32(s, cache_bitmap_v2_order->key1); /* key1 (4 bytes) */
stream_read_uint32(s, cache_bitmap_v2_order->key2); /* key2 (4 bytes) */
}
if (cache_bitmap_v2_order->flags & CBR2_HEIGHT_SAME_AS_WIDTH)
{
update_read_2byte_unsigned(s, &cache_bitmap_v2_order->bitmapWidth); /* bitmapWidth */
cache_bitmap_v2_order->bitmapHeight = cache_bitmap_v2_order->bitmapWidth;
}
else
{
update_read_2byte_unsigned(s, &cache_bitmap_v2_order->bitmapWidth); /* bitmapWidth */
update_read_2byte_unsigned(s, &cache_bitmap_v2_order->bitmapHeight); /* bitmapHeight */
}
update_read_4byte_unsigned(s, &cache_bitmap_v2_order->bitmapLength); /* bitmapLength */
update_read_2byte_unsigned(s, &cache_bitmap_v2_order->cacheIndex); /* cacheIndex */
if (compressed)
{
if (cache_bitmap_v2_order->flags & CBR2_NO_BITMAP_COMPRESSION_HDR)
{
stream_seek(s, cache_bitmap_v2_order->bitmapLength); /* bitmapDataStream */
}
else
{
uint8* bitmapComprHdr = (uint8*) &(cache_bitmap_v2_order->bitmapComprHdr);
stream_read(s, bitmapComprHdr, 8); /* bitmapComprHdr (8 bytes) */
stream_seek(s, cache_bitmap_v2_order->bitmapLength); /* bitmapDataStream */
}
}
else
{
stream_seek(s, cache_bitmap_v2_order->bitmapLength); /* bitmapDataStream */
}
}
void update_read_cache_bitmap_v3_order(STREAM* s, CACHE_BITMAP_V3_ORDER* cache_bitmap_v3_order, boolean compressed, uint16 flags)
{
uint8 bitsPerPixelId;
BITMAP_DATA_EX* bitmapData;
cache_bitmap_v3_order->cacheId = flags & 0x00000003;
cache_bitmap_v3_order->flags = (flags & 0x0000FF80) >> 7;
bitsPerPixelId = (flags & 0x00000078) >> 3;
cache_bitmap_v3_order->bpp = CBR23_BPP[bitsPerPixelId];
stream_read_uint16(s, cache_bitmap_v3_order->cacheIndex); /* cacheIndex (2 bytes) */
stream_read_uint32(s, cache_bitmap_v3_order->key1); /* key1 (4 bytes) */
stream_read_uint32(s, cache_bitmap_v3_order->key2); /* key2 (4 bytes) */
bitmapData = &cache_bitmap_v3_order->bitmapData;
stream_read_uint8(s, bitmapData->bpp);
stream_seek_uint8(s); /* reserved1 (1 byte) */
stream_seek_uint8(s); /* reserved2 (1 byte) */
stream_read_uint8(s, bitmapData->codecID); /* codecID (1 byte) */
stream_read_uint16(s, bitmapData->width); /* width (2 bytes) */
stream_read_uint16(s, bitmapData->height); /* height (2 bytes) */
stream_read_uint32(s, bitmapData->length); /* length (4 bytes) */
if (bitmapData->data == NULL)
bitmapData->data = (uint8*) xmalloc(bitmapData->length);
else
bitmapData->data = (uint8*) xrealloc(bitmapData->data, bitmapData->length);
stream_read(s, bitmapData->data, bitmapData->length);
}
void update_read_cache_color_table_order(STREAM* s, CACHE_COLOR_TABLE_ORDER* cache_color_table_order, uint16 flags)
{
int i;
uint32* colorTable;
stream_read_uint8(s, cache_color_table_order->cacheIndex); /* cacheIndex (1 byte) */
stream_read_uint8(s, cache_color_table_order->numberColors); /* numberColors (2 bytes) */
colorTable = cache_color_table_order->colorTable;
if (colorTable == NULL)
colorTable = (uint32*) xmalloc(cache_color_table_order->numberColors * 4);
else
colorTable = (uint32*) xrealloc(colorTable, cache_color_table_order->numberColors * 4);
for (i = 0; i < cache_color_table_order->numberColors; i++)
{
update_read_color_quad(s, &colorTable[i]);
}
cache_color_table_order->colorTable = colorTable;
}
void update_read_cache_glyph_order(STREAM* s, CACHE_GLYPH_ORDER* cache_glyph_order, uint16 flags)
{
int i;
GLYPH_DATA* glyph;
stream_read_uint8(s, cache_glyph_order->cacheId); /* cacheId (1 byte) */
stream_read_uint8(s, cache_glyph_order->cGlyphs); /* cGlyphs (1 byte) */
for (i = 0; i < cache_glyph_order->cGlyphs; i++)
{
glyph = (GLYPH_DATA*) xmalloc(sizeof(GLYPH_DATA));
cache_glyph_order->glyphData[i] = glyph;
stream_read_uint16(s, glyph->cacheIndex);
stream_read_uint16(s, glyph->x);
stream_read_uint16(s, glyph->y);
stream_read_uint16(s, glyph->cx);
stream_read_uint16(s, glyph->cy);
glyph->cb = ((glyph->cx + 7) / 8) * glyph->cy;
glyph->cb += glyph->cb % 4;
glyph->aj = (uint8*) xmalloc(glyph->cb);
stream_read(s, glyph->aj, glyph->cb);
}
}
void update_read_cache_glyph_v2_order(STREAM* s, CACHE_GLYPH_V2_ORDER* cache_glyph_v2_order, uint16 flags)
{
int i;
GLYPH_DATA_V2* glyph;
cache_glyph_v2_order->cacheId = (flags & 0x000F);
cache_glyph_v2_order->flags = (flags & 0x00F0) >> 4;
cache_glyph_v2_order->cGlyphs = (flags & 0xFF00) >> 8;
for (i = 0; i < cache_glyph_v2_order->cGlyphs; i++)
{
glyph = (GLYPH_DATA_V2*) xmalloc(sizeof(GLYPH_DATA_V2));
cache_glyph_v2_order->glyphData[i] = glyph;
stream_read_uint16(s, glyph->cacheIndex);
update_read_2byte_signed(s, &glyph->x);
update_read_2byte_signed(s, &glyph->y);
update_read_2byte_unsigned(s, &glyph->cx);
update_read_2byte_unsigned(s, &glyph->cy);
glyph->cb = ((glyph->cx + 7) / 8) * glyph->cy;
glyph->cb += glyph->cb % 4;
glyph->aj = (uint8*) xmalloc(glyph->cb);
stream_read(s, glyph->aj, glyph->cb);
}
}
void update_decompress_brush(STREAM* s, uint8* output, uint8 bpp)
{
int index;
int x, y, k;
uint8 byte = 0;
uint8* palette;
palette = s->p + 16;
for (y = 7; y >= 0; y--)
{
for (x = 0; x < 8; x++)
{
if (x % 4 == 0)
stream_read_uint8(s, byte);
index = (byte >> ((3 - (x % 4)) * 2));
for (k = 0; k < bpp; k++)
{
output[(y * 8 + x) * (bpp / 8) + k] = palette[index * (bpp / 8) + k];
}
}
}
}
void update_read_cache_brush_order(STREAM* s, CACHE_BRUSH_ORDER* cache_brush_order, uint16 flags)
{
int i;
int size;
uint8 iBitmapFormat;
stream_read_uint8(s, cache_brush_order->index); /* cacheEntry (1 byte) */
stream_read_uint8(s, iBitmapFormat); /* iBitmapFormat (1 byte) */
cache_brush_order->bpp = BMF_BPP[iBitmapFormat];
stream_read_uint8(s, cache_brush_order->cx); /* cx (1 byte) */
stream_read_uint8(s, cache_brush_order->cy); /* cy (1 byte) */
stream_read_uint8(s, cache_brush_order->style); /* style (1 byte) */
stream_read_uint8(s, cache_brush_order->length); /* iBytes (1 byte) */
if ((cache_brush_order->cx == 8) && (cache_brush_order->cy == 8))
{
size = (cache_brush_order->bpp == 1) ? 8 : 8 * 8 * cache_brush_order->bpp;
cache_brush_order->data = (uint8*) xmalloc(size);
if (cache_brush_order->bpp == 1)
{
if (cache_brush_order->length != 8)
{
printf("incompatible 1bpp brush of length:%d\n", cache_brush_order->length);
return;
}
/* rows are encoded in reverse order */
for (i = 7; i >= 0; i--)
{
stream_read_uint8(s, cache_brush_order->data[i]);
}
}
else
{
if (cache_brush_order->length == COMPRESSED_BRUSH_LENGTH * cache_brush_order->bpp)
{
/* compressed brush */
update_decompress_brush(s, cache_brush_order->data, cache_brush_order->bpp);
}
else
{
/* uncompressed brush */
int scanline = (cache_brush_order->bpp / 8) * 8;
for (i = 7; i >= 0; i--)
{
stream_read(s, &cache_brush_order->data[i * scanline], scanline);
}
}
}
}
}
/* Alternate Secondary Drawing Orders */
void update_read_create_offscreen_bitmap_order(STREAM* s, CREATE_OFFSCREEN_BITMAP_ORDER* create_offscreen_bitmap)
{
uint16 flags;
boolean deleteListPresent;
stream_read_uint16(s, flags); /* flags (2 bytes) */
create_offscreen_bitmap->id = flags & 0x7FFF;
deleteListPresent = (flags & 0x8000) ? True : False;
stream_read_uint16(s, create_offscreen_bitmap->cx); /* cx (2 bytes) */
stream_read_uint16(s, create_offscreen_bitmap->cy); /* cy (2 bytes) */
if (deleteListPresent)
{
int i;
OFFSCREEN_DELETE_LIST* deleteList;
deleteList = &(create_offscreen_bitmap->deleteList);
stream_read_uint16(s, deleteList->cIndices);
if (deleteList->indices == NULL)
deleteList->indices = xmalloc(deleteList->cIndices * 2);
else
deleteList->indices = xrealloc(deleteList->indices, deleteList->cIndices * 2);
for (i = 0; i < deleteList->cIndices; i++)
{
stream_read_uint16(s, deleteList->indices[i]);
}
}
}
void update_read_switch_surface_order(STREAM* s, SWITCH_SURFACE_ORDER* switch_surface)
{
stream_read_uint16(s, switch_surface->bitmapId); /* bitmapId (2 bytes) */
}
void update_read_create_nine_grid_bitmap_order(STREAM* s, CREATE_NINE_GRID_BITMAP_ORDER* create_nine_grid_bitmap)
{
NINE_GRID_BITMAP_INFO* nineGridInfo;
stream_read_uint8(s, create_nine_grid_bitmap->bitmapBpp); /* bitmapBpp (1 byte) */
stream_read_uint16(s, create_nine_grid_bitmap->bitmapId); /* bitmapId (2 bytes) */
nineGridInfo = &(create_nine_grid_bitmap->nineGridInfo);
stream_read_uint32(s, nineGridInfo->flFlags); /* flFlags (4 bytes) */
stream_read_uint16(s, nineGridInfo->ulLeftWidth); /* ulLeftWidth (2 bytes) */
stream_read_uint16(s, nineGridInfo->ulRightWidth); /* ulRightWidth (2 bytes) */
stream_read_uint16(s, nineGridInfo->ulTopHeight); /* ulTopHeight (2 bytes) */
stream_read_uint16(s, nineGridInfo->ulBottomHeight); /* ulBottomHeight (2 bytes) */
update_read_colorref(s, &nineGridInfo->crTransparent); /* crTransparent (4 bytes) */
}
void update_read_frame_marker_order(STREAM* s, FRAME_MARKER_ORDER* frame_marker)
{
stream_read_uint32(s, frame_marker->action); /* action (4 bytes) */
}
void update_read_stream_bitmap_first_order(STREAM* s, STREAM_BITMAP_FIRST_ORDER* stream_bitmap_first)
{
stream_read_uint8(s, stream_bitmap_first->bitmapFlags); /* bitmapFlags (1 byte) */
stream_read_uint8(s, stream_bitmap_first->bitmapBpp); /* bitmapBpp (1 byte) */
stream_read_uint16(s, stream_bitmap_first->bitmapType); /* bitmapType (2 bytes) */
stream_read_uint16(s, stream_bitmap_first->bitmapWidth); /* bitmapWidth (2 bytes) */
stream_read_uint16(s, stream_bitmap_first->bitmapHeight); /* bitmapHeigth (2 bytes) */
if (stream_bitmap_first->bitmapFlags & STREAM_BITMAP_V2)
stream_read_uint32(s, stream_bitmap_first->bitmapSize); /* bitmapSize (4 bytes) */
else
stream_read_uint16(s, stream_bitmap_first->bitmapSize); /* bitmapSize (2 bytes) */
stream_read_uint16(s, stream_bitmap_first->bitmapBlockSize); /* bitmapBlockSize (2 bytes) */
stream_seek(s, stream_bitmap_first->bitmapBlockSize); /* bitmapBlock */
}
void update_read_stream_bitmap_next_order(STREAM* s, STREAM_BITMAP_FIRST_ORDER* stream_bitmap_next)
{
stream_read_uint8(s, stream_bitmap_next->bitmapFlags); /* bitmapFlags (1 byte) */
stream_read_uint16(s, stream_bitmap_next->bitmapType); /* bitmapType (2 bytes) */
stream_read_uint16(s, stream_bitmap_next->bitmapBlockSize); /* bitmapBlockSize (2 bytes) */
stream_seek(s, stream_bitmap_next->bitmapBlockSize); /* bitmapBlock */
}
void update_read_draw_gdiplus_first_order(STREAM* s, DRAW_GDIPLUS_FIRST_ORDER* draw_gdiplus_first)
{
stream_seek_uint8(s); /* pad1Octet (1 byte) */
stream_read_uint16(s, draw_gdiplus_first->cbSize); /* cbSize (2 bytes) */
stream_read_uint32(s, draw_gdiplus_first->cbTotalSize); /* cbTotalSize (4 bytes) */
stream_read_uint32(s, draw_gdiplus_first->cbTotalEmfSize); /* cbTotalEmfSize (4 bytes) */
stream_seek(s, draw_gdiplus_first->cbSize); /* emfRecords */
}
void update_read_draw_gdiplus_next_order(STREAM* s, DRAW_GDIPLUS_NEXT_ORDER* draw_gdiplus_next)
{
stream_seek_uint8(s); /* pad1Octet (1 byte) */
stream_read_uint16(s, draw_gdiplus_next->cbSize); /* cbSize (2 bytes) */
stream_seek(s, draw_gdiplus_next->cbSize); /* emfRecords */
}
void update_read_draw_gdiplus_end_order(STREAM* s, DRAW_GDIPLUS_END_ORDER* draw_gdiplus_end)
{
stream_seek_uint8(s); /* pad1Octet (1 byte) */
stream_read_uint16(s, draw_gdiplus_end->cbSize); /* cbSize (2 bytes) */
stream_read_uint32(s, draw_gdiplus_end->cbTotalSize); /* cbTotalSize (4 bytes) */
stream_read_uint32(s, draw_gdiplus_end->cbTotalEmfSize); /* cbTotalEmfSize (4 bytes) */
stream_seek(s, draw_gdiplus_end->cbSize); /* emfRecords */
}
void update_read_draw_gdiplus_cache_first_order(STREAM* s, DRAW_GDIPLUS_CACHE_FIRST_ORDER* draw_gdiplus_cache_first)
{
stream_read_uint8(s, draw_gdiplus_cache_first->flags); /* flags (1 byte) */
stream_read_uint16(s, draw_gdiplus_cache_first->cacheType); /* cacheType (2 bytes) */
stream_read_uint16(s, draw_gdiplus_cache_first->cacheIndex); /* cacheIndex (2 bytes) */
stream_read_uint16(s, draw_gdiplus_cache_first->cbSize); /* cbSize (2 bytes) */
stream_read_uint32(s, draw_gdiplus_cache_first->cbTotalSize); /* cbTotalSize (4 bytes) */
stream_seek(s, draw_gdiplus_cache_first->cbSize); /* emfRecords */
}
void update_read_draw_gdiplus_cache_next_order(STREAM* s, DRAW_GDIPLUS_CACHE_NEXT_ORDER* draw_gdiplus_cache_next)
{
stream_read_uint8(s, draw_gdiplus_cache_next->flags); /* flags (1 byte) */
stream_read_uint16(s, draw_gdiplus_cache_next->cacheType); /* cacheType (2 bytes) */
stream_read_uint16(s, draw_gdiplus_cache_next->cacheIndex); /* cacheIndex (2 bytes) */
stream_read_uint16(s, draw_gdiplus_cache_next->cbSize); /* cbSize (2 bytes) */
stream_seek(s, draw_gdiplus_cache_next->cbSize); /* emfRecords */
}
void update_read_draw_gdiplus_cache_end_order(STREAM* s, DRAW_GDIPLUS_CACHE_END_ORDER* draw_gdiplus_cache_end)
{
stream_read_uint8(s, draw_gdiplus_cache_end->flags); /* flags (1 byte) */
stream_read_uint16(s, draw_gdiplus_cache_end->cacheType); /* cacheType (2 bytes) */
stream_read_uint16(s, draw_gdiplus_cache_end->cacheIndex); /* cacheIndex (2 bytes) */
stream_read_uint16(s, draw_gdiplus_cache_end->cbSize); /* cbSize (2 bytes) */
stream_read_uint32(s, draw_gdiplus_cache_end->cbTotalSize); /* cbTotalSize (4 bytes) */
stream_seek(s, draw_gdiplus_cache_end->cbSize); /* emfRecords */
}
void update_read_field_flags(STREAM* s, uint32* fieldFlags, uint8 flags, uint8 fieldBytes)
{
int i;
uint8 byte;
if (flags & ORDER_ZERO_FIELD_BYTE_BIT0)
fieldBytes--;
if (flags & ORDER_ZERO_FIELD_BYTE_BIT1)
{
if (fieldBytes > 1)
fieldBytes -= 2;
else
fieldBytes = 0;
}
*fieldFlags = 0;
for (i = 0; i < fieldBytes; i++)
{
stream_read_uint8(s, byte);
*fieldFlags |= byte << (i * 8);
}
}
void update_read_bounds(STREAM* s, BOUNDS* bounds)
{
uint8 flags;
stream_read_uint8(s, flags); /* field flags */
if (flags & BOUND_LEFT)
update_read_coord(s, &bounds->left, False);
else if (flags & BOUND_DELTA_LEFT)
update_read_coord(s, &bounds->left, True);
if (flags & BOUND_TOP)
update_read_coord(s, &bounds->top, False);
else if (flags & BOUND_DELTA_TOP)
update_read_coord(s, &bounds->top, True);
if (flags & BOUND_RIGHT)
update_read_coord(s, &bounds->right, False);
else if (flags & BOUND_DELTA_RIGHT)
update_read_coord(s, &bounds->right, True);
if (flags & BOUND_BOTTOM)
update_read_coord(s, &bounds->bottom, False);
else if (flags & BOUND_DELTA_BOTTOM)
update_read_coord(s, &bounds->bottom, True);
}
void update_recv_primary_order(rdpUpdate* update, STREAM* s, uint8 flags)
{
ORDER_INFO* orderInfo = &(update->order_info);
if (flags & ORDER_TYPE_CHANGE)
stream_read_uint8(s, orderInfo->orderType); /* orderType (1 byte) */
update_read_field_flags(s, &(orderInfo->fieldFlags), flags,
PRIMARY_DRAWING_ORDER_FIELD_BYTES[orderInfo->orderType]);
if (flags & ORDER_BOUNDS)
{
if (!(flags & ORDER_ZERO_BOUNDS_DELTAS))
update_read_bounds(s, &orderInfo->bounds);
IFCALL(update->SetBounds, update, &orderInfo->bounds);
}
orderInfo->deltaCoordinates = (flags & ORDER_DELTA_COORDINATES) ? True : False;
#ifdef WITH_DEBUG_ORDERS
if (orderInfo->orderType < PRIMARY_DRAWING_ORDER_COUNT)
printf("%s Primary Drawing Order (0x%02X)\n", PRIMARY_DRAWING_ORDER_STRINGS[orderInfo->orderType], orderInfo->orderType);
else
printf("Unknown Primary Drawing Order (0x%02X)\n", orderInfo->orderType);
#endif
switch (orderInfo->orderType)
{
case ORDER_TYPE_DSTBLT:
update_read_dstblt_order(s, orderInfo, &(update->dstblt));
IFCALL(update->DstBlt, update, &update->dstblt);
break;
case ORDER_TYPE_PATBLT:
update_read_patblt_order(s, orderInfo, &(update->patblt));
IFCALL(update->PatBlt, update, &update->patblt);
break;
case ORDER_TYPE_SCRBLT:
update_read_scrblt_order(s, orderInfo, &(update->scrblt));
IFCALL(update->ScrBlt, update, &update->scrblt);
break;
case ORDER_TYPE_OPAQUE_RECT:
update_read_opaque_rect_order(s, orderInfo, &(update->opaque_rect));
IFCALL(update->OpaqueRect, update, &update->opaque_rect);
break;
case ORDER_TYPE_DRAW_NINE_GRID:
update_read_draw_nine_grid_order(s, orderInfo, &(update->draw_nine_grid));
IFCALL(update->DrawNineGrid, update, &update->draw_nine_grid);
break;
case ORDER_TYPE_MULTI_DSTBLT:
update_read_multi_dstblt_order(s, orderInfo, &(update->multi_dstblt));
IFCALL(update->MultiDstBlt, update, &update->multi_dstblt);
break;
case ORDER_TYPE_MULTI_PATBLT:
update_read_multi_patblt_order(s, orderInfo, &(update->multi_patblt));
IFCALL(update->MultiPatBlt, update, &update->multi_patblt);
break;
case ORDER_TYPE_MULTI_SCRBLT:
update_read_multi_scrblt_order(s, orderInfo, &(update->multi_scrblt));
IFCALL(update->MultiScrBlt, update, &update->multi_scrblt);
break;
case ORDER_TYPE_MULTI_OPAQUE_RECT:
update_read_multi_opaque_rect_order(s, orderInfo, &(update->multi_opaque_rect));
IFCALL(update->MultiOpaqueRect, update, &update->multi_opaque_rect);
break;
case ORDER_TYPE_MULTI_DRAW_NINE_GRID:
update_read_multi_draw_nine_grid_order(s, orderInfo, &(update->multi_draw_nine_grid));
IFCALL(update->MultiDrawNineGrid, update, &update->multi_draw_nine_grid);
break;
case ORDER_TYPE_LINE_TO:
update_read_line_to_order(s, orderInfo, &(update->line_to));
IFCALL(update->LineTo, update, &update->line_to);
break;
case ORDER_TYPE_POLYLINE:
update_read_polyline_order(s, orderInfo, &(update->polyline));
IFCALL(update->Polyline, update, &update->polyline);
break;
case ORDER_TYPE_MEMBLT:
update_read_memblt_order(s, orderInfo, &(update->memblt));
IFCALL(update->MemBlt, update, &update->memblt);
break;
case ORDER_TYPE_MEM3BLT:
update_read_mem3blt_order(s, orderInfo, &(update->mem3blt));
IFCALL(update->Mem3Blt, update, &update->mem3blt);
break;
case ORDER_TYPE_SAVE_BITMAP:
update_read_save_bitmap_order(s, orderInfo, &(update->save_bitmap));
IFCALL(update->SaveBitmap, update, &update->save_bitmap);
break;
case ORDER_TYPE_GLYPH_INDEX:
update_read_glyph_index_order(s, orderInfo, &(update->glyph_index));
IFCALL(update->GlyphIndex, update, &update->glyph_index);
break;
case ORDER_TYPE_FAST_INDEX:
update_read_fast_index_order(s, orderInfo, &(update->fast_index));
IFCALL(update->FastIndex, update, &update->fast_index);
break;
case ORDER_TYPE_FAST_GLYPH:
update_read_fast_glyph_order(s, orderInfo, &(update->fast_glyph));
IFCALL(update->FastGlyph, update, &update->fast_glyph);
break;
case ORDER_TYPE_POLYGON_SC:
update_read_polygon_sc_order(s, orderInfo, &(update->polygon_sc));
IFCALL(update->PolygonSC, update, &update->polygon_sc);
break;
case ORDER_TYPE_POLYGON_CB:
update_read_polygon_cb_order(s, orderInfo, &(update->polygon_cb));
IFCALL(update->PolygonCB, update, &update->polygon_cb);
break;
case ORDER_TYPE_ELLIPSE_SC:
update_read_ellipse_sc_order(s, orderInfo, &(update->ellipse_sc));
IFCALL(update->EllipseSC, update, &update->ellipse_sc);
break;
case ORDER_TYPE_ELLIPSE_CB:
update_read_ellipse_cb_order(s, orderInfo, &(update->ellipse_cb));
IFCALL(update->EllipseCB, update, &update->ellipse_cb);
break;
default:
break;
}
if (flags & ORDER_BOUNDS)
{
IFCALL(update->SetBounds, update, NULL);
}
}
void update_recv_secondary_order(rdpUpdate* update, STREAM* s, uint8 flags)
{
uint8* next;
uint8 orderType;
uint16 extraFlags;
uint16 orderLength;
stream_read_uint16(s, orderLength); /* orderLength (2 bytes) */
stream_read_uint16(s, extraFlags); /* extraFlags (2 bytes) */
stream_read_uint8(s, orderType); /* orderType (1 byte) */
next = s->p + ((sint16) orderLength) + 7;
#ifdef WITH_DEBUG_ORDERS
if (orderType < SECONDARY_DRAWING_ORDER_COUNT)
printf("%s Secondary Drawing Order (0x%02X)\n", SECONDARY_DRAWING_ORDER_STRINGS[orderType], orderType);
else
printf("Unknown Secondary Drawing Order (0x%02X)\n", orderType);
#endif
switch (orderType)
{
case ORDER_TYPE_BITMAP_UNCOMPRESSED:
update_read_cache_bitmap_order(s, &(update->cache_bitmap_order), False, extraFlags);
IFCALL(update->CacheBitmap, update, &(update->cache_bitmap_order));
break;
case ORDER_TYPE_CACHE_BITMAP_COMPRESSED:
update_read_cache_bitmap_order(s, &(update->cache_bitmap_order), True, extraFlags);
IFCALL(update->CacheBitmap, update, &(update->cache_bitmap_order));
break;
case ORDER_TYPE_BITMAP_UNCOMPRESSED_V2:
update_read_cache_bitmap_v2_order(s, &(update->cache_bitmap_v2_order), False, extraFlags);
IFCALL(update->CacheBitmapV2, update, &(update->cache_bitmap_v2_order));
break;
case ORDER_TYPE_BITMAP_COMPRESSED_V2:
update_read_cache_bitmap_v2_order(s, &(update->cache_bitmap_v2_order), True, extraFlags);
IFCALL(update->CacheBitmapV2, update, &(update->cache_bitmap_v2_order));
break;
case ORDER_TYPE_BITMAP_COMPRESSED_V3:
update_read_cache_bitmap_v3_order(s, &(update->cache_bitmap_v3_order), True, extraFlags);
IFCALL(update->CacheBitmapV3, update, &(update->cache_bitmap_v3_order));
break;
case ORDER_TYPE_CACHE_COLOR_TABLE:
update_read_cache_color_table_order(s, &(update->cache_color_table_order), extraFlags);
IFCALL(update->CacheColorTable, update, &(update->cache_color_table_order));
break;
case ORDER_TYPE_CACHE_GLYPH:
if (update->glyph_v2)
{
update_read_cache_glyph_v2_order(s, &(update->cache_glyph_v2_order), extraFlags);
IFCALL(update->CacheGlyphV2, update, &(update->cache_glyph_v2_order));
}
else
{
update_read_cache_glyph_order(s, &(update->cache_glyph_order), extraFlags);
IFCALL(update->CacheGlyph, update, &(update->cache_glyph_order));
}
break;
case ORDER_TYPE_CACHE_BRUSH:
update_read_cache_brush_order(s, &(update->cache_brush_order), extraFlags);
IFCALL(update->CacheBrush, update, &(update->cache_brush_order));
break;
default:
break;
}
s->p = next;
}
void update_recv_altsec_order(rdpUpdate* update, STREAM* s, uint8 flags)
{
uint8 orderType;
orderType = flags >>= 2; /* orderType is in higher 6 bits of flags field */
#ifdef WITH_DEBUG_ORDERS
if (orderType < ALTSEC_DRAWING_ORDER_COUNT)
printf("%s Alternate Secondary Drawing Order (0x%02X)\n", ALTSEC_DRAWING_ORDER_STRINGS[orderType], orderType);
else
printf("Unknown Alternate Secondary Drawing Order: 0x%02X\n", orderType);
#endif
switch (orderType)
{
case ORDER_TYPE_CREATE_OFFSCREEN_BITMAP:
update_read_create_offscreen_bitmap_order(s, &(update->create_offscreen_bitmap));
IFCALL(update->CreateOffscreenBitmap, update, &(update->create_offscreen_bitmap));
break;
case ORDER_TYPE_SWITCH_SURFACE:
update_read_switch_surface_order(s, &(update->switch_surface));
IFCALL(update->SwitchSurface, update, &(update->switch_surface));
break;
case ORDER_TYPE_CREATE_NINE_GRID_BITMAP:
update_read_create_nine_grid_bitmap_order(s, &(update->create_nine_grid_bitmap));
IFCALL(update->CreateNineGridBitmap, update, &(update->create_nine_grid_bitmap));
break;
case ORDER_TYPE_FRAME_MARKER:
update_read_frame_marker_order(s, &(update->frame_marker));
IFCALL(update->FrameMarker, update, &(update->frame_marker));
break;
case ORDER_TYPE_STREAM_BITMAP_FIRST:
update_read_stream_bitmap_first_order(s, &(update->stream_bitmap_first));
IFCALL(update->StreamBitmapFirst, update, &(update->stream_bitmap_first));
break;
case ORDER_TYPE_STREAM_BITMAP_NEXT:
update_read_stream_bitmap_next_order(s, &(update->stream_bitmap_next));
IFCALL(update->StreamBitmapNext, update, &(update->stream_bitmap_next));
break;
case ORDER_TYPE_GDIPLUS_FIRST:
update_read_draw_gdiplus_first_order(s, &(update->draw_gdiplus_first));
IFCALL(update->DrawGdiPlusFirst, update, &(update->draw_gdiplus_first));
break;
case ORDER_TYPE_GDIPLUS_NEXT:
update_read_draw_gdiplus_next_order(s, &(update->draw_gdiplus_next));
IFCALL(update->DrawGdiPlusNext, update, &(update->draw_gdiplus_next));
break;
case ORDER_TYPE_GDIPLUS_END:
update_read_draw_gdiplus_end_order(s, &(update->draw_gdiplus_end));
IFCALL(update->DrawGdiPlusEnd, update, &(update->draw_gdiplus_end));
break;
case ORDER_TYPE_GDIPLUS_CACHE_FIRST:
update_read_draw_gdiplus_cache_first_order(s, &(update->draw_gdiplus_cache_first));
IFCALL(update->DrawGdiPlusCacheFirst, update, &(update->draw_gdiplus_cache_first));
break;
case ORDER_TYPE_GDIPLUS_CACHE_NEXT:
update_read_draw_gdiplus_cache_next_order(s, &(update->draw_gdiplus_cache_next));
IFCALL(update->DrawGdiPlusCacheNext, update, &(update->draw_gdiplus_cache_next));
break;
case ORDER_TYPE_GDIPLUS_CACHE_END:
update_read_draw_gdiplus_cache_end_order(s, &(update->draw_gdiplus_cache_end));
IFCALL(update->DrawGdiPlusCacheEnd, update, &(update->draw_gdiplus_cache_end));
break;
case ORDER_TYPE_WINDOW:
update_recv_altsec_window_order(update, s);
break;
case ORDER_TYPE_COMPDESK_FIRST:
break;
default:
break;
}
}
void update_recv_order(rdpUpdate* update, STREAM* s)
{
uint8 controlFlags;
stream_read_uint8(s, controlFlags); /* controlFlags (1 byte) */
if (!(controlFlags & ORDER_STANDARD))
update_recv_altsec_order(update, s, controlFlags);
else if (controlFlags & ORDER_SECONDARY)
update_recv_secondary_order(update, s, controlFlags);
else
update_recv_primary_order(update, s, controlFlags);
}