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* Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
* rre.c - handle RRE encoding.
* This file shouldn't be compiled directly. It is included multiple times by
* rfbproto.c, each time with a different definition of the macro BPP. For
* each value of BPP, this file defines a function which handles an RRE
* encoded rectangle with BPP bits per pixel.
#define HandleRREBPP CONCAT2E(HandleRRE,BPP)
#define CARDBPP CONCAT3E(uint,BPP,_t)
static rfbBool
HandleRREBPP (rfbClient* client, int rx, int ry, int rw, int rh)
rfbRREHeader hdr;
int i;
rfbRectangle subrect;
if (!ReadFromRFBServer(client, (char *)&hdr, sz_rfbRREHeader))
return FALSE;
hdr.nSubrects = rfbClientSwap32IfLE(hdr.nSubrects);
if (!ReadFromRFBServer(client, (char *)&pix, sizeof(pix)))
return FALSE;
FillRectangle(client, rx, ry, rw, rh, pix);
for (i = 0; i < hdr.nSubrects; i++) {
if (!ReadFromRFBServer(client, (char *)&pix, sizeof(pix)))
return FALSE;
if (!ReadFromRFBServer(client, (char *)&subrect, sz_rfbRectangle))
return FALSE;
subrect.x = rfbClientSwap16IfLE(subrect.x);
subrect.y = rfbClientSwap16IfLE(subrect.y);
subrect.w = rfbClientSwap16IfLE(subrect.w);
subrect.h = rfbClientSwap16IfLE(subrect.h);
FillRectangle(client, rx+subrect.x, ry+subrect.y, subrect.w, subrect.h, pix);
return TRUE;
#undef CARDBPP