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/* |
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rdesktop: A Remote Desktop Protocol client. |
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RDP order processing |
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Copyright (C) Matthew Chapman 1999-2000 |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#include "rdesktop.h" |
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#include "orders.h" |
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|
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extern unsigned char *next_packet; |
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static RDP_ORDER_STATE order_state; |
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|
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/* Read field indicating which parameters are present */ |
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static void rdp_in_present(STREAM s, uint32 *present, uint8 flags, int size) |
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{ |
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uint8 bits; |
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int i; |
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|
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if (flags & RDP_ORDER_SMALL) |
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{ |
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size--; |
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} |
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|
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if (flags & RDP_ORDER_TINY) |
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{ |
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if (size < 2) |
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size = 0; |
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else |
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size -= 2; |
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} |
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|
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*present = 0; |
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for (i = 0; i < size; i++) |
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{ |
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in_uint8(s, bits); |
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*present |= bits << (i * 8); |
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} |
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} |
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|
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/* Read a co-ordinate (16-bit, or 8-bit delta) */ |
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static void rdp_in_coord(STREAM s, uint16 *coord, BOOL delta) |
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{ |
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uint8 change; |
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|
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if (delta) |
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{ |
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in_uint8(s, change); |
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*coord += (char)change; |
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} |
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else |
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{ |
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in_uint16_le(s, *coord); |
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} |
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} |
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|
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/* Read a colour entry */ |
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static void rdp_in_colour(STREAM s, uint8 *colour) |
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{ |
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in_uint8(s, *colour); |
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s->p += 2; |
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} |
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|
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/* Parse bounds information */ |
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static BOOL rdp_parse_bounds(STREAM s, BOUNDS *bounds) |
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{ |
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uint8 present; |
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|
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in_uint8(s, present); |
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|
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if (present & 1) |
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rdp_in_coord(s, &bounds->left, False); |
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else if (present & 16) |
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rdp_in_coord(s, &bounds->left, True); |
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|
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if (present & 2) |
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rdp_in_coord(s, &bounds->top, False); |
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else if (present & 32) |
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rdp_in_coord(s, &bounds->top, True); |
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|
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if (present & 4) |
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rdp_in_coord(s, &bounds->right, False); |
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else if (present & 64) |
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rdp_in_coord(s, &bounds->right, True); |
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|
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if (present & 8) |
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rdp_in_coord(s, &bounds->bottom, False); |
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else if (present & 128) |
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rdp_in_coord(s, &bounds->bottom, True); |
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|
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return s_check(s); |
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} |
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|
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/* Parse a pen */ |
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static BOOL rdp_parse_pen(STREAM s, PEN *pen, uint32 present) |
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{ |
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if (present & 1) |
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in_uint8(s, pen->style); |
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|
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if (present & 2) |
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in_uint8(s, pen->width); |
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|
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if (present & 4) |
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rdp_in_colour(s, &pen->colour); |
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|
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return s_check(s); |
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} |
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|
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/* Parse a brush */ |
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static BOOL rdp_parse_brush(STREAM s, BRUSH *brush, uint32 present) |
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{ |
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if (present & 1) |
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in_uint8(s, brush->xorigin); |
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|
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if (present & 2) |
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in_uint8(s, brush->yorigin); |
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|
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if (present & 4) |
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in_uint8(s, brush->style); |
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|
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if (present & 8) |
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in_uint8(s, brush->pattern[0]); |
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|
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if (present & 16) |
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in_uint8a(s, &brush->pattern[1], 7); |
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|
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return s_check(s); |
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} |
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|
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/* Process a destination blt order */ |
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static void process_destblt(STREAM s, DESTBLT_ORDER *os, |
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uint32 present, BOOL delta) |
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{ |
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if (present & 0x01) |
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rdp_in_coord(s, &os->x, delta); |
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|
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if (present & 0x02) |
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rdp_in_coord(s, &os->y, delta); |
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|
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if (present & 0x04) |
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rdp_in_coord(s, &os->cx, delta); |
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|
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if (present & 0x08) |
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rdp_in_coord(s, &os->cy, delta); |
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|
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if (present & 0x10) |
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in_uint8(s, os->opcode); |
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|
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DEBUG("DESTBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d)\n", |
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os->opcode, os->x, os->y, os->cx, os->cy); |
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|
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ui_destblt(ROP2_S(os->opcode), os->x, os->y, os->cx, os->cy); |
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} |
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|
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/* Process a pattern blt order */ |
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static void process_patblt(STREAM s, PATBLT_ORDER *os, |
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uint32 present, BOOL delta) |
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{ |
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if (present & 0x0001) |
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rdp_in_coord(s, &os->x, delta); |
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|
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if (present & 0x0002) |
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rdp_in_coord(s, &os->y, delta); |
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|
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if (present & 0x0004) |
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rdp_in_coord(s, &os->cx, delta); |
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|
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if (present & 0x0008) |
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rdp_in_coord(s, &os->cy, delta); |
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|
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if (present & 0x0010) |
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in_uint8(s, os->opcode); |
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|
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if (present & 0x0020) |
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rdp_in_colour(s, &os->bgcolour); |
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|
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if (present & 0x0040) |
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rdp_in_colour(s, &os->fgcolour); |
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|
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rdp_parse_brush(s, &os->brush, present >> 7); |
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|
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DEBUG("PATBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,bs=%d,bg=0x%x,fg=0x%x)\n", |
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os->opcode, os->x, os->y, os->cx, os->cy, |
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os->brush.style, os->bgcolour, os->fgcolour); |
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|
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ui_patblt(ROP2_P(os->opcode), os->x, os->y, os->cx, os->cy, |
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&os->brush, os->bgcolour, os->fgcolour); |
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} |
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|
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/* Process a screen blt order */ |
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static void process_screenblt(STREAM s, SCREENBLT_ORDER *os, |
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uint32 present, BOOL delta) |
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{ |
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if (present & 0x0001) |
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rdp_in_coord(s, &os->x, delta); |
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|
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if (present & 0x0002) |
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rdp_in_coord(s, &os->y, delta); |
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|
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if (present & 0x0004) |
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rdp_in_coord(s, &os->cx, delta); |
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|
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if (present & 0x0008) |
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rdp_in_coord(s, &os->cy, delta); |
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|
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if (present & 0x0010) |
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in_uint8(s, os->opcode); |
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|
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if (present & 0x0020) |
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rdp_in_coord(s, &os->srcx, delta); |
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|
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if (present & 0x0040) |
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rdp_in_coord(s, &os->srcy, delta); |
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|
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DEBUG("SCREENBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,srcx=%d,srcy=%d)\n", |
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os->opcode, os->x, os->y, os->cx, os->cy, os->srcx, os->srcy); |
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|
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ui_screenblt(ROP2_S(os->opcode), os->x, os->y, os->cx, os->cy, |
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os->srcx, os->srcy); |
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} |
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|
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/* Process a line order */ |
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static void process_line(STREAM s, LINE_ORDER *os, uint32 present, BOOL delta) |
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{ |
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if (present & 0x0001) |
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in_uint16_le(s, os->mixmode); |
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|
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if (present & 0x0002) |
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rdp_in_coord(s, &os->startx, delta); |
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|
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if (present & 0x0004) |
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rdp_in_coord(s, &os->starty, delta); |
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|
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if (present & 0x0008) |
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rdp_in_coord(s, &os->endx, delta); |
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|
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if (present & 0x0010) |
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rdp_in_coord(s, &os->endy, delta); |
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|
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if (present & 0x0020) |
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rdp_in_colour(s, &os->bgcolour); |
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|
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if (present & 0x0040) |
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in_uint8(s, os->opcode); |
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|
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rdp_parse_pen(s, &os->pen, present >> 7); |
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|
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DEBUG("LINE(op=0x%x,sx=%d,sy=%d,dx=%d,dx=%d,fg=0x%x)\n", |
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os->opcode, os->startx, os->starty, os->endx, os->endy, |
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os->pen.colour); |
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|
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if (os->opcode < 0x01 || os->opcode > 0x10) |
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{ |
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ERROR("bad ROP2 0x%x\n", os->opcode); |
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return; |
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} |
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|
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ui_line(os->opcode-1, os->startx, os->starty, |
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os->endx, os->endy, &os->pen); |
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} |
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|
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/* Process an opaque rectangle order */ |
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static void process_rect(STREAM s, RECT_ORDER *os, uint32 present, BOOL delta) |
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{ |
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if (present & 0x01) |
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rdp_in_coord(s, &os->x, delta); |
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|
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if (present & 0x02) |
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rdp_in_coord(s, &os->y, delta); |
283 |
|
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if (present & 0x04) |
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rdp_in_coord(s, &os->cx, delta); |
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|
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if (present & 0x08) |
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rdp_in_coord(s, &os->cy, delta); |
289 |
|
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if (present & 0x10) |
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in_uint8(s, os->colour); |
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|
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DEBUG("RECT(x=%d,y=%d,cx=%d,cy=%d,fg=0x%x)\n", |
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os->x, os->y, os->cx, os->cy, os->colour); |
295 |
|
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ui_rect(os->x, os->y, os->cx, os->cy, os->colour); |
297 |
} |
298 |
|
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/* Process a desktop save order */ |
300 |
static void process_desksave(STREAM s, DESKSAVE_ORDER *os, |
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uint32 present, BOOL delta) |
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{ |
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int width, height; |
304 |
|
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if (present & 0x01) |
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in_uint32_le(s, os->offset); |
307 |
|
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if (present & 0x02) |
309 |
rdp_in_coord(s, &os->left, delta); |
310 |
|
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if (present & 0x04) |
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rdp_in_coord(s, &os->top, delta); |
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|
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if (present & 0x08) |
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rdp_in_coord(s, &os->right, delta); |
316 |
|
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if (present & 0x10) |
318 |
rdp_in_coord(s, &os->bottom, delta); |
319 |
|
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if (present & 0x20) |
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in_uint8(s, os->action); |
322 |
|
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DEBUG("DESKSAVE(l=%d,t=%d,r=%d,b=%d,off=%d,op=%d)\n", |
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os->left, os->top, os->right, os->bottom, os->offset, |
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os->action); |
326 |
|
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width = os->right - os->left + 1; |
328 |
height = os->bottom - os->top + 1; |
329 |
|
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if (os->action == 0) |
331 |
ui_desktop_save(os->offset, os->left, os->top, width, height); |
332 |
else |
333 |
ui_desktop_restore(os->offset, os->left, os->top, width, height); |
334 |
} |
335 |
|
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/* Process a memory blt order */ |
337 |
static void process_memblt(STREAM s, MEMBLT_ORDER *os, |
338 |
uint32 present, BOOL delta) |
339 |
{ |
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HBITMAP bitmap; |
341 |
|
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if (present & 0x0001) |
343 |
{ |
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in_uint8(s, os->cache_id); |
345 |
in_uint8(s, os->colour_table); |
346 |
} |
347 |
|
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if (present & 0x0002) |
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rdp_in_coord(s, &os->x, delta); |
350 |
|
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if (present & 0x0004) |
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rdp_in_coord(s, &os->y, delta); |
353 |
|
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if (present & 0x0008) |
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rdp_in_coord(s, &os->cx, delta); |
356 |
|
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if (present & 0x0010) |
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rdp_in_coord(s, &os->cy, delta); |
359 |
|
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if (present & 0x0020) |
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in_uint8(s, os->opcode); |
362 |
|
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if (present & 0x0040) |
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rdp_in_coord(s, &os->srcx, delta); |
365 |
|
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if (present & 0x0080) |
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rdp_in_coord(s, &os->srcy, delta); |
368 |
|
369 |
if (present & 0x0100) |
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in_uint16_le(s, os->cache_idx); |
371 |
|
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DEBUG("MEMBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,id=%d,idx=%d)\n", |
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os->opcode, os->x, os->y, os->cx, os->cy, os->cache_id, |
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os->cache_idx); |
375 |
|
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bitmap = cache_get_bitmap(os->cache_id, os->cache_idx); |
377 |
if (bitmap == NULL) |
378 |
return; |
379 |
|
380 |
ui_memblt(ROP2_S(os->opcode), os->x, os->y, os->cx, os->cy, |
381 |
bitmap, os->srcx, os->srcy); |
382 |
} |
383 |
|
384 |
/* Process a 3-way blt order */ |
385 |
static void process_triblt(STREAM s, TRIBLT_ORDER *os, |
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uint32 present, BOOL delta) |
387 |
{ |
388 |
HBITMAP bitmap; |
389 |
|
390 |
if (present & 0x000001) |
391 |
{ |
392 |
in_uint8(s, os->cache_id); |
393 |
in_uint8(s, os->colour_table); |
394 |
} |
395 |
|
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if (present & 0x000002) |
397 |
rdp_in_coord(s, &os->x, delta); |
398 |
|
399 |
if (present & 0x000004) |
400 |
rdp_in_coord(s, &os->y, delta); |
401 |
|
402 |
if (present & 0x000008) |
403 |
rdp_in_coord(s, &os->cx, delta); |
404 |
|
405 |
if (present & 0x000010) |
406 |
rdp_in_coord(s, &os->cy, delta); |
407 |
|
408 |
if (present & 0x000020) |
409 |
in_uint8(s, os->opcode); |
410 |
|
411 |
if (present & 0x000040) |
412 |
rdp_in_coord(s, &os->srcx, delta); |
413 |
|
414 |
if (present & 0x000080) |
415 |
rdp_in_coord(s, &os->srcy, delta); |
416 |
|
417 |
if (present & 0x000100) |
418 |
rdp_in_colour(s, &os->bgcolour); |
419 |
|
420 |
if (present & 0x000200) |
421 |
rdp_in_colour(s, &os->fgcolour); |
422 |
|
423 |
rdp_parse_brush(s, &os->brush, present >> 10); |
424 |
|
425 |
if (present & 0x008000) |
426 |
in_uint16_le(s, os->cache_idx); |
427 |
|
428 |
if (present & 0x010000) |
429 |
in_uint16_le(s, os->unknown); |
430 |
|
431 |
DEBUG("TRIBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,id=%d,idx=%d,bs=%d,bg=0x%x,fg=0x%x)\n", |
432 |
os->opcode, os->x, os->y, os->cx, os->cy, os->cache_id, |
433 |
os->cache_idx, os->brush.style, os->bgcolour, os->fgcolour); |
434 |
|
435 |
bitmap = cache_get_bitmap(os->cache_id, os->cache_idx); |
436 |
if (bitmap == NULL) |
437 |
return; |
438 |
|
439 |
ui_triblt(os->opcode, os->x, os->y, os->cx, os->cy, |
440 |
bitmap, os->srcx, os->srcy, |
441 |
&os->brush, os->bgcolour, os->fgcolour); |
442 |
} |
443 |
|
444 |
/* Process a text order */ |
445 |
static void process_text2(STREAM s, TEXT2_ORDER *os, uint32 present, BOOL delta) |
446 |
{ |
447 |
DATABLOB *entry; |
448 |
int i; |
449 |
|
450 |
if (present & 0x000001) |
451 |
in_uint8(s, os->font); |
452 |
|
453 |
if (present & 0x000002) |
454 |
in_uint8(s, os->flags); |
455 |
|
456 |
if (present & 0x000004) |
457 |
in_uint8(s, os->unknown); |
458 |
|
459 |
if (present & 0x000008) |
460 |
in_uint8(s, os->mixmode); |
461 |
|
462 |
if (present & 0x000010) |
463 |
rdp_in_colour(s, &os->fgcolour); |
464 |
|
465 |
if (present & 0x000020) |
466 |
rdp_in_colour(s, &os->bgcolour); |
467 |
|
468 |
if (present & 0x000040) |
469 |
in_uint16_le(s, os->clipleft); |
470 |
|
471 |
if (present & 0x000080) |
472 |
in_uint16_le(s, os->cliptop); |
473 |
|
474 |
if (present & 0x000100) |
475 |
in_uint16_le(s, os->clipright); |
476 |
|
477 |
if (present & 0x000200) |
478 |
in_uint16_le(s, os->clipbottom); |
479 |
|
480 |
if (present & 0x000400) |
481 |
in_uint16_le(s, os->boxleft); |
482 |
|
483 |
if (present & 0x000800) |
484 |
in_uint16_le(s, os->boxtop); |
485 |
|
486 |
if (present & 0x001000) |
487 |
in_uint16_le(s, os->boxright); |
488 |
|
489 |
if (present & 0x002000) |
490 |
in_uint16_le(s, os->boxbottom); |
491 |
|
492 |
if (present & 0x080000) |
493 |
in_uint16_le(s, os->x); |
494 |
|
495 |
if (present & 0x100000) |
496 |
in_uint16_le(s, os->y); |
497 |
|
498 |
if (present & 0x200000) |
499 |
{ |
500 |
in_uint8(s, os->length); |
501 |
in_uint8a(s, os->text, os->length); |
502 |
} |
503 |
|
504 |
DEBUG("TEXT2(x=%d,y=%d,cl=%d,ct=%d,cr=%d,cb=%d,bl=%d,bt=%d,bb=%d,br=%d,fg=0x%x,bg=0x%x,font=%d,fl=0x%x,mix=%d,unk=0x%x,n=%d)\n", |
505 |
os->x, os->y, os->clipleft, os->cliptop, os->clipright, |
506 |
os->clipbottom, os->boxleft, os->boxtop, os->boxright, |
507 |
os->boxbottom, os->fgcolour, os->bgcolour, os->font, |
508 |
os->flags, os->mixmode, os->unknown, os->length); |
509 |
|
510 |
DEBUG("Text: "); |
511 |
|
512 |
for (i = 0; i < os->length; i++) |
513 |
DEBUG("%02x ", os->text[i]); |
514 |
|
515 |
DEBUG("\n"); |
516 |
|
517 |
/* Process special cache strings */ |
518 |
if ((os->length == 2) && (os->text[0] == 0xfe)) |
519 |
{ |
520 |
entry = cache_get_text(os->text[1]); |
521 |
|
522 |
if (entry == NULL) |
523 |
return; |
524 |
|
525 |
memcpy(os->text, entry->data, entry->size); |
526 |
os->length = entry->size; |
527 |
} |
528 |
else if ((os->length >= 3) && (os->text[os->length-3] == 0xff)) |
529 |
{ |
530 |
os->length -= 3; |
531 |
cache_put_text(os->text[os->length+1], os->text, os->length); |
532 |
} |
533 |
|
534 |
ui_draw_text(os->font, os->flags, os->mixmode, |
535 |
os->x, os->y, os->boxleft, os->boxtop, |
536 |
os->boxright - os->boxleft, |
537 |
os->boxbottom - os->boxtop, |
538 |
os->bgcolour, os->fgcolour, os->text, os->length); |
539 |
} |
540 |
|
541 |
/* Process a raw bitmap cache order */ |
542 |
static void process_raw_bmpcache(STREAM s) |
543 |
{ |
544 |
HBITMAP bitmap; |
545 |
uint16 cache_idx, bufsize; |
546 |
uint8 cache_id, width, height, bpp; |
547 |
uint8 *data; |
548 |
|
549 |
in_uint8(s, cache_id); |
550 |
in_uint8s(s, 1); /* pad */ |
551 |
in_uint8(s, width); |
552 |
in_uint8(s, height); |
553 |
in_uint8(s, bpp); |
554 |
in_uint16_le(s, bufsize); |
555 |
in_uint16_le(s, cache_idx); |
556 |
in_uint8p(s, data, bufsize); |
557 |
|
558 |
DEBUG("RAW_BMPCACHE(cx=%d,cy=%d,id=%d,idx=%d)\n", |
559 |
width, height, cache_id, cache_idx); |
560 |
|
561 |
bitmap = ui_create_bitmap(width, height, data); |
562 |
cache_put_bitmap(cache_id, cache_idx, bitmap); |
563 |
} |
564 |
|
565 |
/* Process a bitmap cache order */ |
566 |
static void process_bmpcache(STREAM s) |
567 |
{ |
568 |
HBITMAP bitmap; |
569 |
uint16 cache_idx, size; |
570 |
uint8 cache_id, width, height, bpp; |
571 |
uint8 *data, *bmpdata; |
572 |
|
573 |
in_uint8(s, cache_id); |
574 |
in_uint8s(s, 1); /* pad */ |
575 |
in_uint8(s, width); |
576 |
in_uint8(s, height); |
577 |
in_uint8(s, bpp); |
578 |
in_uint8s(s, 2); /* bufsize */ |
579 |
in_uint16_le(s, cache_idx); |
580 |
in_uint8s(s, 2); /* pad */ |
581 |
in_uint16_le(s, size); |
582 |
in_uint8s(s, 4); /* row_size, final_size */ |
583 |
in_uint8p(s, data, size); |
584 |
|
585 |
DEBUG("BMPCACHE(cx=%d,cy=%d,id=%d,idx=%d)\n", |
586 |
width, height, cache_id, cache_idx); |
587 |
|
588 |
bmpdata = xmalloc(width * height); |
589 |
|
590 |
if (bitmap_decompress(bmpdata, width, height, data, size)) |
591 |
{ |
592 |
bitmap = ui_create_bitmap(width, height, bmpdata); |
593 |
cache_put_bitmap(cache_id, cache_idx, bitmap); |
594 |
} |
595 |
|
596 |
xfree(bmpdata); |
597 |
} |
598 |
|
599 |
/* Process a colourmap cache order */ |
600 |
static void process_colcache(STREAM s) |
601 |
{ |
602 |
COLOURENTRY *entry; |
603 |
COLOURMAP map; |
604 |
HCOLOURMAP hmap; |
605 |
uint8 cache_id; |
606 |
int i; |
607 |
|
608 |
in_uint8(s, cache_id); |
609 |
in_uint16_le(s, map.ncolours); |
610 |
|
611 |
map.colours = xmalloc(3 * map.ncolours); |
612 |
|
613 |
for (i = 0; i < map.ncolours; i++) |
614 |
{ |
615 |
entry = &map.colours[i]; |
616 |
in_uint8(s, entry->blue); |
617 |
in_uint8(s, entry->green); |
618 |
in_uint8(s, entry->red); |
619 |
in_uint8s(s, 1); /* pad */ |
620 |
} |
621 |
|
622 |
DEBUG("COLCACHE(id=%d,n=%d)\n", cache_id, map.ncolours); |
623 |
|
624 |
hmap = ui_create_colourmap(&map); |
625 |
ui_set_colourmap(hmap); |
626 |
|
627 |
xfree(map.colours); |
628 |
} |
629 |
|
630 |
/* Process a font cache order */ |
631 |
static void process_fontcache(STREAM s) |
632 |
{ |
633 |
HGLYPH bitmap; |
634 |
uint8 font, nglyphs; |
635 |
uint16 character, baseline, width, height; |
636 |
uint8 *data, *rev_data, in, out; |
637 |
int i, j, datasize; |
638 |
|
639 |
in_uint8(s, font); |
640 |
in_uint8(s, nglyphs); |
641 |
|
642 |
DEBUG("FONTCACHE(font=%d,n=%d)\n", font, nglyphs); |
643 |
|
644 |
for (i = 0; i < nglyphs; i++) |
645 |
{ |
646 |
in_uint16_le(s, character); |
647 |
in_uint8s(s, 2); /* unknown */ |
648 |
in_uint16_le(s, baseline); |
649 |
in_uint16_le(s, width); |
650 |
in_uint16_le(s, height); |
651 |
|
652 |
datasize = (height * ((width + 7) / 8) + 3) & ~3; |
653 |
in_uint8p(s, data, datasize); |
654 |
|
655 |
/* Need to reverse bit order */ |
656 |
rev_data = xmalloc(datasize); |
657 |
|
658 |
for (j = 0; j < datasize; j++) |
659 |
{ |
660 |
in = data[j]; |
661 |
out = 0; |
662 |
if (in & 1) out |= 128; |
663 |
if (in & 2) out |= 64; |
664 |
if (in & 4) out |= 32; |
665 |
if (in & 8) out |= 16; |
666 |
if (in & 16) out |= 8; |
667 |
if (in & 32) out |= 4; |
668 |
if (in & 64) out |= 2; |
669 |
if (in & 128) out |= 1; |
670 |
rev_data[j] = out; |
671 |
} |
672 |
|
673 |
bitmap = ui_create_glyph(width, height, rev_data); |
674 |
xfree(rev_data); |
675 |
|
676 |
cache_put_font(font, character, baseline, width, height, bitmap); |
677 |
} |
678 |
} |
679 |
|
680 |
/* Process a secondary order */ |
681 |
static void process_secondary_order(STREAM s) |
682 |
{ |
683 |
uint16 length; |
684 |
uint8 type; |
685 |
uint8 *next_order; |
686 |
|
687 |
in_uint16_le(s, length); |
688 |
in_uint8s(s, 2); /* flags */ |
689 |
in_uint8(s, type); |
690 |
|
691 |
next_order = s->p + length + 7; |
692 |
|
693 |
switch (type) |
694 |
{ |
695 |
case RDP_ORDER_RAW_BMPCACHE: |
696 |
process_raw_bmpcache(s); |
697 |
break; |
698 |
|
699 |
case RDP_ORDER_COLCACHE: |
700 |
process_colcache(s); |
701 |
break; |
702 |
|
703 |
case RDP_ORDER_BMPCACHE: |
704 |
process_bmpcache(s); |
705 |
break; |
706 |
|
707 |
case RDP_ORDER_FONTCACHE: |
708 |
process_fontcache(s); |
709 |
break; |
710 |
|
711 |
default: |
712 |
NOTIMP("secondary order %d\n", type); |
713 |
} |
714 |
|
715 |
s->p = next_order; |
716 |
} |
717 |
|
718 |
/* Process an order PDU */ |
719 |
void process_orders(STREAM s) |
720 |
{ |
721 |
RDP_ORDER_STATE *os = &order_state; |
722 |
uint32 present; |
723 |
uint16 num_orders; |
724 |
uint8 order_flags; |
725 |
int size, processed = 0; |
726 |
BOOL delta; |
727 |
|
728 |
in_uint8s(s, 2); /* pad */ |
729 |
in_uint16_le(s, num_orders); |
730 |
in_uint8s(s, 2); /* pad */ |
731 |
|
732 |
while (processed < num_orders) |
733 |
{ |
734 |
in_uint8(s, order_flags); |
735 |
|
736 |
if (!(order_flags & RDP_ORDER_STANDARD)) |
737 |
{ |
738 |
ERROR("order parsing failed\n"); |
739 |
break; |
740 |
} |
741 |
|
742 |
if (order_flags & RDP_ORDER_SECONDARY) |
743 |
{ |
744 |
process_secondary_order(s); |
745 |
} |
746 |
else |
747 |
{ |
748 |
if (order_flags & RDP_ORDER_CHANGE) |
749 |
{ |
750 |
in_uint8(s, os->order_type); |
751 |
} |
752 |
|
753 |
switch (os->order_type) |
754 |
{ |
755 |
case RDP_ORDER_TRIBLT: |
756 |
case RDP_ORDER_TEXT2: |
757 |
size = 3; |
758 |
break; |
759 |
|
760 |
case RDP_ORDER_PATBLT: |
761 |
case RDP_ORDER_MEMBLT: |
762 |
case RDP_ORDER_LINE: |
763 |
size = 2; |
764 |
break; |
765 |
|
766 |
default: |
767 |
size = 1; |
768 |
} |
769 |
|
770 |
rdp_in_present(s, &present, order_flags, size); |
771 |
|
772 |
if (order_flags & RDP_ORDER_BOUNDS) |
773 |
{ |
774 |
if (!(order_flags & RDP_ORDER_LASTBOUNDS)) |
775 |
rdp_parse_bounds(s, &os->bounds); |
776 |
|
777 |
ui_set_clip(os->bounds.left, |
778 |
os->bounds.top, |
779 |
os->bounds.right - os->bounds.left + 1, |
780 |
os->bounds.bottom - os->bounds.top + 1); |
781 |
} |
782 |
|
783 |
delta = order_flags & RDP_ORDER_DELTA; |
784 |
|
785 |
switch (os->order_type) |
786 |
{ |
787 |
case RDP_ORDER_DESTBLT: |
788 |
process_destblt(s, &os->destblt, |
789 |
present, delta); |
790 |
break; |
791 |
|
792 |
case RDP_ORDER_PATBLT: |
793 |
process_patblt(s, &os->patblt, |
794 |
present, delta); |
795 |
break; |
796 |
|
797 |
case RDP_ORDER_SCREENBLT: |
798 |
process_screenblt(s, &os->screenblt, |
799 |
present, delta); |
800 |
break; |
801 |
|
802 |
case RDP_ORDER_LINE: |
803 |
process_line(s, &os->line, |
804 |
present, delta); |
805 |
break; |
806 |
|
807 |
case RDP_ORDER_RECT: |
808 |
process_rect(s, &os->rect, |
809 |
present, delta); |
810 |
break; |
811 |
|
812 |
case RDP_ORDER_DESKSAVE: |
813 |
process_desksave(s, &os->desksave, |
814 |
present, delta); |
815 |
break; |
816 |
|
817 |
case RDP_ORDER_MEMBLT: |
818 |
process_memblt(s, &os->memblt, |
819 |
present, delta); |
820 |
break; |
821 |
|
822 |
case RDP_ORDER_TRIBLT: |
823 |
process_triblt(s, &os->triblt, |
824 |
present, delta); |
825 |
break; |
826 |
|
827 |
case RDP_ORDER_TEXT2: |
828 |
process_text2(s, &os->text2, |
829 |
present, delta); |
830 |
break; |
831 |
|
832 |
default: |
833 |
NOTIMP("order %d\n", os->order_type); |
834 |
return; |
835 |
} |
836 |
|
837 |
if (order_flags & RDP_ORDER_BOUNDS) |
838 |
ui_reset_clip(); |
839 |
} |
840 |
|
841 |
processed++; |
842 |
} |
843 |
|
844 |
if (s->p != next_packet) |
845 |
WARN("%d bytes remaining\n", next_packet - s->p); |
846 |
} |
847 |
|
848 |
/* Reset order state */ |
849 |
void reset_order_state() |
850 |
{ |
851 |
memset(&order_state, 0, sizeof(order_state)); |
852 |
} |
853 |
|