/[rdesktop]/sourceforge.net/trunk/rdesktop/orders.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 25 by matty, Sat Jan 6 03:47:04 2001 UTC revision 49 by mmihalik, Fri Apr 19 12:06:08 2002 UTC
# Line 1  Line 1 
1  /*  /*
2     rdesktop: A Remote Desktop Protocol client.     rdesktop: A Remote Desktop Protocol client.
3     RDP order processing     RDP order processing
4     Copyright (C) Matthew Chapman 1999-2000     Copyright (C) Matthew Chapman 1999-2001
5    
6     This program is free software; you can redistribute it and/or modify     This program is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by     it under the terms of the GNU General Public License as published by
# Line 21  Line 21 
21  #include "rdesktop.h"  #include "rdesktop.h"
22  #include "orders.h"  #include "orders.h"
23    
24  extern unsigned char *next_packet;  extern uint8 *next_packet;
25  static RDP_ORDER_STATE order_state;  static RDP_ORDER_STATE order_state;
26    
27  /* Read field indicating which parameters are present */  /* Read field indicating which parameters are present */
# Line 61  rdp_in_coord(STREAM s, uint16 *coord, BO Line 61  rdp_in_coord(STREAM s, uint16 *coord, BO
61          if (delta)          if (delta)
62          {          {
63                  in_uint8(s, change);                  in_uint8(s, change);
64                  *coord += (char) change;                  *coord += (signed char) change;
65          }          }
66          else          else
67          {          {
# Line 165  process_destblt(STREAM s, DESTBLT_ORDER Line 165  process_destblt(STREAM s, DESTBLT_ORDER
165          if (present & 0x10)          if (present & 0x10)
166                  in_uint8(s, os->opcode);                  in_uint8(s, os->opcode);
167    
168          DEBUG("DESTBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d)\n",          DEBUG(("DESTBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d)\n",
169                os->opcode, os->x, os->y, os->cx, os->cy);                 os->opcode, os->x, os->y, os->cx, os->cy));
170    
171          ui_destblt(ROP2_S(os->opcode), os->x, os->y, os->cx, os->cy);          ui_destblt(ROP2_S(os->opcode), os->x, os->y, os->cx, os->cy);
172  }  }
# Line 198  process_patblt(STREAM s, PATBLT_ORDER *o Line 198  process_patblt(STREAM s, PATBLT_ORDER *o
198    
199          rdp_parse_brush(s, &os->brush, present >> 7);          rdp_parse_brush(s, &os->brush, present >> 7);
200    
201          DEBUG("PATBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,bs=%d,bg=0x%x,fg=0x%x)\n",          DEBUG(("PATBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,bs=%d,bg=0x%x,fg=0x%x)\n",
202                os->opcode, os->x, os->y, os->cx, os->cy,                 os->opcode, os->x, os->y, os->cx, os->cy,
203                os->brush.style, os->bgcolour, os->fgcolour);                 os->brush.style, os->bgcolour, os->fgcolour));
204    
205          ui_patblt(ROP2_P(os->opcode), os->x, os->y, os->cx, os->cy,          ui_patblt(ROP2_P(os->opcode), os->x, os->y, os->cx, os->cy,
206                    &os->brush, os->bgcolour, os->fgcolour);                    &os->brush, os->bgcolour, os->fgcolour);
# Line 231  process_screenblt(STREAM s, SCREENBLT_OR Line 231  process_screenblt(STREAM s, SCREENBLT_OR
231          if (present & 0x0040)          if (present & 0x0040)
232                  rdp_in_coord(s, &os->srcy, delta);                  rdp_in_coord(s, &os->srcy, delta);
233    
234          DEBUG("SCREENBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,srcx=%d,srcy=%d)\n",          DEBUG(("SCREENBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,srcx=%d,srcy=%d)\n",
235                os->opcode, os->x, os->y, os->cx, os->cy, os->srcx, os->srcy);                 os->opcode, os->x, os->y, os->cx, os->cy, os->srcx, os->srcy));
236    
237          ui_screenblt(ROP2_S(os->opcode), os->x, os->y, os->cx, os->cy,          ui_screenblt(ROP2_S(os->opcode), os->x, os->y, os->cx, os->cy,
238                       os->srcx, os->srcy);                       os->srcx, os->srcy);
# Line 265  process_line(STREAM s, LINE_ORDER *os, u Line 265  process_line(STREAM s, LINE_ORDER *os, u
265    
266          rdp_parse_pen(s, &os->pen, present >> 7);          rdp_parse_pen(s, &os->pen, present >> 7);
267    
268          DEBUG("LINE(op=0x%x,sx=%d,sy=%d,dx=%d,dx=%d,fg=0x%x)\n",          DEBUG(("LINE(op=0x%x,sx=%d,sy=%d,dx=%d,dx=%d,fg=0x%x)\n",
269                os->opcode, os->startx, os->starty, os->endx, os->endy,                 os->opcode, os->startx, os->starty, os->endx, os->endy,
270                os->pen.colour);                 os->pen.colour));
271    
272          if (os->opcode < 0x01 || os->opcode > 0x10)          if (os->opcode < 0x01 || os->opcode > 0x10)
273          {          {
274                  ERROR("bad ROP2 0x%x\n", os->opcode);                  error("bad ROP2 0x%x\n", os->opcode);
275                  return;                  return;
276          }          }
277    
# Line 298  process_rect(STREAM s, RECT_ORDER *os, u Line 298  process_rect(STREAM s, RECT_ORDER *os, u
298          if (present & 0x10)          if (present & 0x10)
299                  in_uint8(s, os->colour);                  in_uint8(s, os->colour);
300    
301          DEBUG("RECT(x=%d,y=%d,cx=%d,cy=%d,fg=0x%x)\n",          DEBUG(("RECT(x=%d,y=%d,cx=%d,cy=%d,fg=0x%x)\n",
302                os->x, os->y, os->cx, os->cy, os->colour);                 os->x, os->y, os->cx, os->cy, os->colour));
303    
304          ui_rect(os->x, os->y, os->cx, os->cy, os->colour);          ui_rect(os->x, os->y, os->cx, os->cy, os->colour);
305  }  }
# Line 328  process_desksave(STREAM s, DESKSAVE_ORDE Line 328  process_desksave(STREAM s, DESKSAVE_ORDE
328          if (present & 0x20)          if (present & 0x20)
329                  in_uint8(s, os->action);                  in_uint8(s, os->action);
330    
331          DEBUG("DESKSAVE(l=%d,t=%d,r=%d,b=%d,off=%d,op=%d)\n",          DEBUG(("DESKSAVE(l=%d,t=%d,r=%d,b=%d,off=%d,op=%d)\n",
332                os->left, os->top, os->right, os->bottom, os->offset,                 os->left, os->top, os->right, os->bottom, os->offset,
333                os->action);                 os->action));
334    
335          width = os->right - os->left + 1;          width = os->right - os->left + 1;
336          height = os->bottom - os->top + 1;          height = os->bottom - os->top + 1;
# Line 378  process_memblt(STREAM s, MEMBLT_ORDER *o Line 378  process_memblt(STREAM s, MEMBLT_ORDER *o
378          if (present & 0x0100)          if (present & 0x0100)
379                  in_uint16_le(s, os->cache_idx);                  in_uint16_le(s, os->cache_idx);
380    
381          DEBUG("MEMBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,id=%d,idx=%d)\n",          DEBUG(("MEMBLT(op=0x%x,x=%d,y=%d,cx=%d,cy=%d,id=%d,idx=%d)\n",
382                os->opcode, os->x, os->y, os->cx, os->cy, os->cache_id,                 os->opcode, os->x, os->y, os->cx, os->cy, os->cache_id,
383                os->cache_idx);                 os->cache_idx));
384    
385          bitmap = cache_get_bitmap(os->cache_id, os->cache_idx);          bitmap = cache_get_bitmap(os->cache_id, os->cache_idx);
386          if (bitmap == NULL)          if (bitmap == NULL)
# Line 437  process_triblt(STREAM s, TRIBLT_ORDER *o Line 437  process_triblt(STREAM s, TRIBLT_ORDER *o
437          if (present & 0x010000)          if (present & 0x010000)
438                  in_uint16_le(s, os->unknown);                  in_uint16_le(s, os->unknown);
439    
440          DEBUG          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",
441                  ("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",                 os->opcode, os->x, os->y, os->cx, os->cy, os->cache_id,
442                   os->opcode, os->x, os->y, os->cx, os->cy, os->cache_id,                 os->cache_idx, os->brush.style, os->bgcolour, os->fgcolour));
                  os->cache_idx, os->brush.style, os->bgcolour, os->fgcolour);  
443    
444          bitmap = cache_get_bitmap(os->cache_id, os->cache_idx);          bitmap = cache_get_bitmap(os->cache_id, os->cache_idx);
445          if (bitmap == NULL)          if (bitmap == NULL)
# Line 499  process_polyline(STREAM s, POLYLINE_ORDE Line 498  process_polyline(STREAM s, POLYLINE_ORDE
498                  in_uint8a(s, os->data, os->datasize);                  in_uint8a(s, os->data, os->datasize);
499          }          }
500    
501          DEBUG("POLYLINE(x=%d,y=%d,fl=0x%x,fg=0x%x,n=%d,sz=%d)\n",          DEBUG(("POLYLINE(x=%d,y=%d,fl=0x%x,fg=0x%x,n=%d,sz=%d)\n",
502                os->x, os->y, os->flags, os->fgcolour, os->lines, os->datasize);                 os->x, os->y, os->flags, os->fgcolour, os->lines, os->datasize));
503    
504          DEBUG("Data: ");          DEBUG(("Data: "));
505    
506          for (index = 0; index < os->datasize; index++)          for (index = 0; index < os->datasize; index++)
507                  DEBUG("%02x ", os->data[index]);                  DEBUG(("%02x ", os->data[index]));
508    
509          DEBUG("\n");          DEBUG(("\n"));
510    
511          x = os->x;          x = os->x;
512          y = os->y;          y = os->y;
# Line 533  process_polyline(STREAM s, POLYLINE_ORDE Line 532  process_polyline(STREAM s, POLYLINE_ORDE
532                  if (flags & 0x80)                  if (flags & 0x80)
533                          y += parse_delta(os->data, &data);                          y += parse_delta(os->data, &data);
534    
535                  ui_line(ROP2_COPY, xfrom, yfrom, x, y, &pen);                  ui_line(ROP2_NXOR, xfrom, yfrom, x, y, &pen);
536    
537                  flags <<= 2;                  flags <<= 2;
538          }          }
# Line 543  process_polyline(STREAM s, POLYLINE_ORDE Line 542  process_polyline(STREAM s, POLYLINE_ORDE
542  static void  static void
543  process_text2(STREAM s, TEXT2_ORDER *os, uint32 present, BOOL delta)  process_text2(STREAM s, TEXT2_ORDER *os, uint32 present, BOOL delta)
544  {  {
         DATABLOB *entry;  
545          int i;          int i;
546    
547          if (present & 0x000001)          if (present & 0x000001)
# Line 600  process_text2(STREAM s, TEXT2_ORDER *os, Line 598  process_text2(STREAM s, TEXT2_ORDER *os,
598                  in_uint8a(s, os->text, os->length);                  in_uint8a(s, os->text, os->length);
599          }          }
600    
601          DEBUG          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",
602                  ("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",                 os->x, os->y, os->clipleft, os->cliptop, os->clipright,
603                   os->x, os->y, os->clipleft, os->cliptop, os->clipright,                 os->clipbottom, os->boxleft, os->boxtop, os->boxright,
604                   os->clipbottom, os->boxleft, os->boxtop, os->boxright,                 os->boxbottom, os->fgcolour, os->bgcolour, os->font,
605                   os->boxbottom, os->fgcolour, os->bgcolour, os->font,                 os->flags, os->mixmode, os->unknown, os->length));
                  os->flags, os->mixmode, os->unknown, os->length);  
606    
607          DEBUG("Text: ");          DEBUG(("Text: "));
608    
609          for (i = 0; i < os->length; i++)          for (i = 0; i < os->length; i++)
610                  DEBUG("%02x ", os->text[i]);                  DEBUG(("%02x ", os->text[i]));
611    
612          DEBUG("\n");          DEBUG(("\n"));
   
         /* Process special cache strings */  
         if ((os->length >= 2) && (os->text[0] == 0xfe))  
         {  
                 entry = cache_get_text(os->text[1]);  
   
                 if (entry == NULL)  
                         return;  
   
                 memcpy(os->text, entry->data, entry->size);  
                 os->length = entry->size;  
         }  
         else if ((os->length >= 3) && (os->text[os->length - 3] == 0xff))  
         {  
                 os->length -= 3;  
                 cache_put_text(os->text[os->length + 1], os->text,  
                                os->length);  
         }  
613    
614          ui_draw_text(os->font, os->flags, os->mixmode, os->x, os->y,          ui_draw_text(os->font, os->flags, os->mixmode, os->x, os->y,
615                       os->clipleft, os->cliptop,                       os->clipleft, os->cliptop,
# Line 649  process_raw_bmpcache(STREAM s) Line 628  process_raw_bmpcache(STREAM s)
628          HBITMAP bitmap;          HBITMAP bitmap;
629          uint16 cache_idx, bufsize;          uint16 cache_idx, bufsize;
630          uint8 cache_id, width, height, bpp;          uint8 cache_id, width, height, bpp;
631          uint8 *data;          uint8 *data, *inverted;
632            int y;
633    
634          in_uint8(s, cache_id);          in_uint8(s, cache_id);
635          in_uint8s(s, 1);        /* pad */          in_uint8s(s, 1);        /* pad */
# Line 660  process_raw_bmpcache(STREAM s) Line 640  process_raw_bmpcache(STREAM s)
640          in_uint16_le(s, cache_idx);          in_uint16_le(s, cache_idx);
641          in_uint8p(s, data, bufsize);          in_uint8p(s, data, bufsize);
642    
643          DEBUG("RAW_BMPCACHE(cx=%d,cy=%d,id=%d,idx=%d)\n",          DEBUG(("RAW_BMPCACHE(cx=%d,cy=%d,id=%d,idx=%d)\n",
644                width, height, cache_id, cache_idx);                 width, height, cache_id, cache_idx));
645            inverted = xmalloc(width * height);
646            for (y = 0; y < height; y++)
647            {
648                    memcpy(&inverted[(height - y - 1) * width], &data[y * width],
649                           width);
650            }
651    
652          bitmap = ui_create_bitmap(width, height, data);          bitmap = ui_create_bitmap(width, height, inverted);
653            xfree(inverted);
654          cache_put_bitmap(cache_id, cache_idx, bitmap);          cache_put_bitmap(cache_id, cache_idx, bitmap);
655  }  }
656    
# Line 688  process_bmpcache(STREAM s) Line 675  process_bmpcache(STREAM s)
675          in_uint8s(s, 4);        /* row_size, final_size */          in_uint8s(s, 4);        /* row_size, final_size */
676          in_uint8p(s, data, size);          in_uint8p(s, data, size);
677    
678          DEBUG("BMPCACHE(cx=%d,cy=%d,id=%d,idx=%d)\n",          DEBUG(("BMPCACHE(cx=%d,cy=%d,id=%d,idx=%d)\n",
679                width, height, cache_id, cache_idx);                 width, height, cache_id, cache_idx));
680    
681          bmpdata = xmalloc(width * height);          bmpdata = xmalloc(width * height);
682    
# Line 726  process_colcache(STREAM s) Line 713  process_colcache(STREAM s)
713                  in_uint8s(s, 1);        /* pad */                  in_uint8s(s, 1);        /* pad */
714          }          }
715    
716          DEBUG("COLCACHE(id=%d,n=%d)\n", cache_id, map.ncolours);          DEBUG(("COLCACHE(id=%d,n=%d)\n", cache_id, map.ncolours));
717    
718          hmap = ui_create_colourmap(&map);          hmap = ui_create_colourmap(&map);
719          ui_set_colourmap(hmap);          ui_set_colourmap(hmap);
# Line 747  process_fontcache(STREAM s) Line 734  process_fontcache(STREAM s)
734          in_uint8(s, font);          in_uint8(s, font);
735          in_uint8(s, nglyphs);          in_uint8(s, nglyphs);
736    
737          DEBUG("FONTCACHE(font=%d,n=%d)\n", font, nglyphs);          DEBUG(("FONTCACHE(font=%d,n=%d)\n", font, nglyphs));
738    
739          for (i = 0; i < nglyphs; i++)          for (i = 0; i < nglyphs; i++)
740          {          {
# Line 799  process_secondary_order(STREAM s) Line 786  process_secondary_order(STREAM s)
786                          break;                          break;
787    
788                  default:                  default:
789                          NOTIMP("secondary order %d\n", type);                          unimpl("secondary order %d\n", type);
790          }          }
791    
792          s->p = next_order;          s->p = next_order;
# Line 826  process_orders(STREAM s) Line 813  process_orders(STREAM s)
813    
814                  if (!(order_flags & RDP_ORDER_STANDARD))                  if (!(order_flags & RDP_ORDER_STANDARD))
815                  {                  {
816                          ERROR("order parsing failed\n");                          error("order parsing failed\n");
817                          break;                          break;
818                  }                  }
819    
# Line 928  process_orders(STREAM s) Line 915  process_orders(STREAM s)
915                                          break;                                          break;
916    
917                                  default:                                  default:
918                                          NOTIMP("order %d\n", os->order_type);                                          unimpl("order %d\n", os->order_type);
919                                          return;                                          return;
920                          }                          }
921    
# Line 940  process_orders(STREAM s) Line 927  process_orders(STREAM s)
927          }          }
928    
929          if (s->p != next_packet)          if (s->p != next_packet)
930                  WARN("%d bytes remaining\n", (int) (next_packet - s->p));                  error("%d bytes remaining\n", (int) (next_packet - s->p));
931  }  }
932    
933  /* Reset order state */  /* Reset order state */
# Line 948  void Line 935  void
935  reset_order_state()  reset_order_state()
936  {  {
937          memset(&order_state, 0, sizeof(order_state));          memset(&order_state, 0, sizeof(order_state));
938            order_state.order_type = RDP_ORDER_PATBLT;
939  }  }
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