You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
584 lines
16 KiB
584 lines
16 KiB
/* This file (x11vnc.c) is part of LibVNCServer.
|
|
It is a small clone of x0rfbserver by HexoNet, demonstrating the
|
|
capabilities of LibVNCServer.
|
|
*/
|
|
|
|
#include <X11/Xlib.h>
|
|
#include <X11/Xutil.h>
|
|
#include <X11/keysym.h>
|
|
#include <X11/extensions/XTest.h>
|
|
#ifndef NO_SHM
|
|
#include <X11/extensions/XShm.h>
|
|
#include <sys/shm.h>
|
|
#endif
|
|
#define KEYSYM_H
|
|
#undef Bool
|
|
#define KeySym RFBKeySym
|
|
#include "rfb.h"
|
|
|
|
Display *dpy = 0;
|
|
int window;
|
|
int c=0,blockLength = 32;
|
|
int tileX=0,tileY=0,tileWidth=32,tileHeight=32*2,dontTile=TRUE;
|
|
Bool gotInput = FALSE;
|
|
Bool viewOnly = FALSE;
|
|
Bool sharedMode = FALSE;
|
|
|
|
Bool disconnectAfterFirstClient = TRUE;
|
|
|
|
/* keyboard handling */
|
|
#define KBDDEBUG
|
|
|
|
char modifiers[0x100];
|
|
KeyCode keycodes[0x100],leftShiftCode,rightShiftCode,altGrCode;
|
|
|
|
void init_keycodes()
|
|
{
|
|
KeySym key,*keymap;
|
|
int i,j,minkey,maxkey,syms_per_keycode;
|
|
|
|
memset(modifiers,-1,sizeof(modifiers));
|
|
|
|
XDisplayKeycodes(dpy,&minkey,&maxkey);
|
|
keymap=XGetKeyboardMapping(dpy,minkey,(maxkey - minkey + 1),&syms_per_keycode);
|
|
|
|
#ifdef KBDDEBUG
|
|
fprintf(stderr,"minkey=%d, maxkey=%d, syms_per_keycode=%d\n",
|
|
minkey,maxkey,syms_per_keycode);
|
|
#endif
|
|
for (i = minkey; i <= maxkey; i++)
|
|
for(j=0;j<syms_per_keycode;j++) {
|
|
key=keymap[(i-minkey)*syms_per_keycode+j];
|
|
#ifdef KBDDEBUG
|
|
fprintf(stderr,"keymap(i=0x%x,j=%d)==0x%lx\n",i,j,key);
|
|
#endif
|
|
if(key>=' ' && key<0x100 && i==XKeysymToKeycode(dpy,key)) {
|
|
keycodes[key]=i;
|
|
modifiers[key]=j;
|
|
#ifdef KBDDEBUG
|
|
fprintf(stderr,"key 0x%lx (%c): keycode=0x%x, modifier=%d\n",
|
|
key,(char)key,i,j);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
leftShiftCode=XKeysymToKeycode(dpy,XK_Shift_L);
|
|
rightShiftCode=XKeysymToKeycode(dpy,XK_Shift_R);
|
|
altGrCode=XKeysymToKeycode(dpy,XK_Mode_switch);
|
|
|
|
#ifdef KBDDEBUG
|
|
fprintf(stderr,"leftShift=0x%x, rightShift=0x%x, altGr=0x%x\n",
|
|
leftShiftCode,rightShiftCode,altGrCode);
|
|
#endif
|
|
|
|
XFree ((char *) keymap);
|
|
}
|
|
|
|
static Bool shutDownServer=0;
|
|
|
|
/* the hooks */
|
|
|
|
void clientGone(rfbClientPtr cl)
|
|
{
|
|
shutDownServer=-1;
|
|
}
|
|
|
|
enum rfbNewClientAction newClient(rfbClientPtr cl)
|
|
{
|
|
if(disconnectAfterFirstClient)
|
|
cl->clientGoneHook = clientGone;
|
|
if(viewOnly)
|
|
cl->clientData = (void*)-1;
|
|
else
|
|
cl->clientData = (void*)0;
|
|
return(RFB_CLIENT_ACCEPT);
|
|
}
|
|
|
|
#define LEFTSHIFT 1
|
|
#define RIGHTSHIFT 2
|
|
#define ALTGR 4
|
|
char ModifierState = 0;
|
|
|
|
/* this function adjusts the modifiers according to mod (as from modifiers) and ModifierState */
|
|
|
|
void tweakModifiers(signed char mod,Bool down)
|
|
{
|
|
Bool isShift=ModifierState&(LEFTSHIFT|RIGHTSHIFT);
|
|
#ifdef KBDDEBUG
|
|
fprintf(stderr,"tweakModifiers: 0x%x %s\n",
|
|
mod,down?"down":"up");
|
|
#endif
|
|
if(mod<0) return;
|
|
if(isShift && mod!=1) {
|
|
if(ModifierState&LEFTSHIFT)
|
|
XTestFakeKeyEvent(dpy,leftShiftCode,!down,CurrentTime);
|
|
if(ModifierState&RIGHTSHIFT)
|
|
XTestFakeKeyEvent(dpy,rightShiftCode,!down,CurrentTime);
|
|
}
|
|
if(!isShift && mod==1)
|
|
XTestFakeKeyEvent(dpy,leftShiftCode,down,CurrentTime);
|
|
|
|
if(ModifierState&ALTGR && mod!=2)
|
|
XTestFakeKeyEvent(dpy,altGrCode,!down,CurrentTime);
|
|
if(!(ModifierState&ALTGR) && mod==2)
|
|
XTestFakeKeyEvent(dpy,altGrCode,down,CurrentTime);
|
|
}
|
|
|
|
void keyboard(Bool down,KeySym keySym,rfbClientPtr cl)
|
|
{
|
|
if(((int)cl->clientData)==-1) return; /* viewOnly */
|
|
|
|
#define ADJUSTMOD(sym,state) \
|
|
if(keySym==sym) { if(down) ModifierState|=state; else ModifierState&=~state; }
|
|
|
|
ADJUSTMOD(XK_Shift_L,LEFTSHIFT)
|
|
ADJUSTMOD(XK_Shift_R,RIGHTSHIFT)
|
|
ADJUSTMOD(XK_Mode_switch,ALTGR)
|
|
|
|
#ifdef KBDDEBUG
|
|
fprintf(stderr,"keyboard: down=%s, keySym=0x%lx (%s), ModState=0x%x\n",
|
|
down?"down":"up",keySym,XKeysymToString(keySym),ModifierState);
|
|
#endif
|
|
|
|
if(keySym>=' ' && keySym<0x100) {
|
|
KeyCode k;
|
|
if(down)
|
|
tweakModifiers(modifiers[keySym],True);
|
|
//tweakModifiers(modifiers[keySym],down);
|
|
//k = XKeysymToKeycode( dpy,keySym );
|
|
k = keycodes[keySym];
|
|
if(k!=NoSymbol) {
|
|
XTestFakeKeyEvent(dpy,k,down,CurrentTime);
|
|
gotInput = TRUE;
|
|
}
|
|
if(down)
|
|
tweakModifiers(modifiers[keySym],False);
|
|
gotInput = TRUE;
|
|
} else {
|
|
KeyCode k = XKeysymToKeycode( dpy,keySym );
|
|
if(k!=NoSymbol) {
|
|
XTestFakeKeyEvent(dpy,k,down,CurrentTime);
|
|
gotInput = TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
int oldButtonMask = 0;
|
|
|
|
void mouse(int buttonMask,int x,int y,rfbClientPtr cl)
|
|
{
|
|
int i=0;
|
|
|
|
if(((int)cl->clientData)==-1) return; /* viewOnly */
|
|
|
|
XTestFakeMotionEvent(dpy,0,x,y,CurrentTime );
|
|
while(i<5) {
|
|
if ((oldButtonMask&(1<<i))!=(buttonMask&(1<<i)))
|
|
XTestFakeButtonEvent(dpy,i+1,(buttonMask&(1<<i))?True:False,CurrentTime);
|
|
i++;
|
|
}
|
|
oldButtonMask = buttonMask;
|
|
//fprintf(stderr,"-");
|
|
gotInput = TRUE;
|
|
}
|
|
|
|
/* the X11 interaction */
|
|
|
|
#ifndef NO_SHM
|
|
Bool useSHM = TRUE;
|
|
XShmSegmentInfo shminfo;
|
|
#else
|
|
Bool useSHM = FALSE;
|
|
#endif
|
|
|
|
void getImage(int bpp,Display *dpy,int xscreen,XImage **i,int x,int y,int width,int height)
|
|
{
|
|
if(width<=0) width=DisplayWidth(dpy,xscreen);
|
|
if(height<=0) height=DisplayHeight(dpy,xscreen);
|
|
if(useSHM && bpp>0) {
|
|
static Bool firstTime = TRUE;
|
|
if(firstTime) {
|
|
firstTime = FALSE;
|
|
*i = XShmCreateImage(dpy,
|
|
DefaultVisual( dpy, xscreen ),
|
|
bpp,
|
|
ZPixmap,
|
|
NULL,
|
|
&shminfo,
|
|
width,height);
|
|
|
|
if(*i == 0) {
|
|
useSHM = FALSE;
|
|
getImage(bpp,dpy,xscreen,i,x,y,width,height);
|
|
return;
|
|
}
|
|
|
|
shminfo.shmid = shmget( IPC_PRIVATE,
|
|
(*i)->bytes_per_line * (*i)->height,
|
|
IPC_CREAT | 0777 );
|
|
shminfo.shmaddr = (*i)->data = (char *) shmat( shminfo.shmid, 0, 0 );
|
|
shminfo.readOnly = False;
|
|
XShmAttach( dpy, &shminfo );
|
|
}
|
|
|
|
if(x==0 && y==0 && width==DisplayWidth(dpy,xscreen) && height==DisplayHeight(dpy,xscreen))
|
|
XShmGetImage(dpy,window,*i,0,0,AllPlanes);
|
|
else
|
|
XGetSubImage(dpy,window,x,y,width,height,AllPlanes,ZPixmap,*i,0,0);
|
|
} else {
|
|
*i = XGetImage(dpy,window,x,y,width,height,AllPlanes,ZPixmap );
|
|
}
|
|
}
|
|
|
|
void checkForImageUpdates(rfbScreenInfoPtr s,char *b,int rowstride,int x,int y,int width,int height)
|
|
{
|
|
Bool changed;
|
|
int i,j,k,l1,l2,x1,y1;
|
|
int bpp=s->bitsPerPixel/8;
|
|
|
|
for(j=0;j<height;j+=blockLength)
|
|
for(i=0;i<width;i+=blockLength) {
|
|
y1=j+blockLength; if(y1>height) y1=height;
|
|
x1=i+blockLength; if(x1>width) x1=width;
|
|
y1*=rowstride;
|
|
x1*=bpp;
|
|
changed=FALSE;
|
|
for(l1=j*rowstride,l2=(j+y)*s->paddedWidthInBytes+x*bpp;l1<y1;l1+=rowstride,l2+=s->paddedWidthInBytes)
|
|
for(k=i*bpp;k<x1;k++)
|
|
if(s->frameBuffer[l2+k]!=b[l1+k]) {
|
|
// fprintf(stderr,"changed: %d, %d\n",k,l);
|
|
changed=TRUE;
|
|
goto changed_p;
|
|
}
|
|
if(changed) {
|
|
changed_p:
|
|
for(l1+=i*bpp,l2+=i*bpp;l1<y1;l1+=rowstride,l2+=s->paddedWidthInBytes)
|
|
memcpy(/*b+l,*/s->frameBuffer+l2,b+l1,x1-i*bpp);
|
|
rfbMarkRectAsModified(s,x+i,y+j,x+i+blockLength,y+j+blockLength);
|
|
}
|
|
}
|
|
}
|
|
|
|
int probeX=0,probeY=0;
|
|
|
|
void probeScreen(rfbScreenInfoPtr s,int xscreen)
|
|
{
|
|
int i,j,/*pixel,i1,*/j1,
|
|
bpp=s->rfbServerFormat.bitsPerPixel/8,/*mask=(1<<bpp)-1,*/
|
|
rstride=s->paddedWidthInBytes;
|
|
XImage* im;
|
|
//fprintf(stderr,"/%d,%d",probeX,probeY);
|
|
#if 0
|
|
probeX++;
|
|
if(probeX>=tileWidth) {
|
|
probeX=0;
|
|
probeY++;
|
|
if(probeY>=tileHeight)
|
|
probeY=0;
|
|
}
|
|
#else
|
|
probeX=(rand()%tileWidth);
|
|
probeY=(rand()%tileHeight);
|
|
#endif
|
|
|
|
for(j=probeY;j<s->height;j+=tileHeight)
|
|
for(i=0/*probeX*/;i<s->width;i+=tileWidth) {
|
|
im=XGetImage(dpy,window,i,j,tileWidth/*1*/,1,AllPlanes,ZPixmap);
|
|
/* for(i1=0;i1<bpp && im->data[i1]==(s->frameBuffer+i*bpp+j*rstride)[i1];i1++);
|
|
if(i1<bpp) { */
|
|
if(memcmp(im->data,s->frameBuffer+i*bpp+j*rstride,tileWidth*bpp)) {
|
|
/* do update */
|
|
int x=i/*-probeX*/,w=(x+tileWidth>s->width)?s->width-x:tileWidth,
|
|
y=j-probeY,h=(y+tileHeight>s->height)?s->height-y:tileHeight;
|
|
|
|
XDestroyImage(im);
|
|
//getImage(bpp,dpy,xscreen,&im,x,y,w,h);
|
|
//fprintf(stderr,"GetImage(%d,%d,%d,%d)",x,y,w,h);
|
|
im = XGetImage(dpy,window,x,y,w,h,AllPlanes,ZPixmap );
|
|
for(j1=0;j1<h;j1++)
|
|
memcpy(s->frameBuffer+x*bpp+(y+j1)*rstride,
|
|
im->data+j1*im->bytes_per_line,bpp*w);
|
|
//checkForImageUpdates(s,im->data,rstride,x,y,w,h);
|
|
//if(0 && !useSHM)
|
|
XDestroyImage(im);
|
|
//memcpy(s->frameBuffer+i*bpp+j*rstride,&pixel,bpp);
|
|
rfbMarkRectAsModified(s,x,y,x+w,y+h);
|
|
//fprintf(stderr,"%d:%d:%x\n",i,j,pixel);
|
|
//fprintf(stderr,"*");
|
|
} else
|
|
XDestroyImage(im);
|
|
}
|
|
}
|
|
|
|
#define LOCAL_CONTROL
|
|
|
|
#ifdef LOCAL_CONTROL
|
|
#include "1instance.c"
|
|
#endif
|
|
|
|
/* the main program */
|
|
|
|
int main(int argc,char** argv)
|
|
{
|
|
//Screen *sc;
|
|
//Colormap cm;
|
|
XImage *framebufferImage;
|
|
char *backupImage;
|
|
int xscreen,i;
|
|
rfbScreenInfoPtr screen;
|
|
int maxMsecsToConnect = 5000; /* a maximum of 5 seconds to connect */
|
|
int updateCounter; /* about every 50 ms a screen update should be made. */
|
|
|
|
#ifdef LOCAL_CONTROL
|
|
char message[1024];
|
|
single_instance_struct single_instance = { "/tmp/x11vnc_control" };
|
|
|
|
open_control_file(&single_instance);
|
|
#endif
|
|
|
|
for(i=argc-1;i>0;i--)
|
|
#ifdef LOCAL_CONTROL
|
|
if(i<argc-1 && !strcmp(argv[i],"-toggleviewonly")) {
|
|
if(strlen(argv[i+1])>1022)
|
|
argv[i+1][1022]=0;
|
|
sprintf(message,"t%s",argv[i+1]);
|
|
send_message(&single_instance,message);
|
|
exit(0);
|
|
} else if(!strcmp(argv[i],"-listclients")) {
|
|
fprintf(stderr,"list clients\n");
|
|
send_message(&single_instance,"l");
|
|
exit(0);
|
|
} else
|
|
#ifdef BACKCHANNEL
|
|
if(i<argc-1 && !strcmp(argv[i],"-backchannel")) {
|
|
if(strlen(argv[i+1])>1022)
|
|
argv[i+1][1022]=0;
|
|
sprintf(message,"b%s",argv[i+1]);
|
|
send_message(&single_instance,message);
|
|
exit(0);
|
|
} else
|
|
#endif
|
|
#endif
|
|
if(i<argc-1 && strcmp(argv[i],"-display")==0) {
|
|
fprintf(stderr,"Using display %s\n",argv[i+1]);
|
|
dpy = XOpenDisplay(argv[i+1]);
|
|
if(dpy==0) {
|
|
fprintf(stderr,"Couldn't connect to display \"%s\".\n",argv[i+1]);
|
|
exit(1);
|
|
}
|
|
} else if(i<argc-1 && strcmp(argv[i],"-wait4client")==0) {
|
|
maxMsecsToConnect = atoi(argv[i+1]);
|
|
} else if(i<argc-1 && strcmp(argv[i],"-update")==0) {
|
|
updateCounter = atoi(argv[i+1]);
|
|
} else if(strcmp(argv[i],"-noshm")==0) {
|
|
useSHM = FALSE;
|
|
} else if(strcmp(argv[i],"-runforever")==0) {
|
|
disconnectAfterFirstClient = FALSE;
|
|
} else if(strcmp(argv[i],"-tile")==0) {
|
|
dontTile=FALSE;
|
|
} else if(strcmp(argv[i],"-viewonly")==0) {
|
|
viewOnly=TRUE;
|
|
} else if(strcmp(argv[i],"-shared")==0) {
|
|
sharedMode=TRUE;
|
|
}
|
|
|
|
updateCounter = dontTile?20:1;
|
|
|
|
if(dpy==0)
|
|
dpy = XOpenDisplay("");
|
|
if(dpy==0) {
|
|
fprintf(stderr,"Couldn't open display!\n");
|
|
exit(2);
|
|
}
|
|
|
|
xscreen = DefaultScreen(dpy);
|
|
window = RootWindow(dpy,xscreen);
|
|
//XTestGrabControl(dpy,True);
|
|
|
|
init_keycodes();
|
|
|
|
getImage(0,dpy,xscreen,&framebufferImage,0,0,-1,-1);
|
|
|
|
screen = rfbGetScreen(&argc,argv,framebufferImage->width,
|
|
framebufferImage->height,
|
|
framebufferImage->bits_per_pixel,
|
|
8,
|
|
framebufferImage->bits_per_pixel/8);
|
|
|
|
screen->paddedWidthInBytes = framebufferImage->bytes_per_line;
|
|
|
|
screen->rfbServerFormat.bitsPerPixel = framebufferImage->bits_per_pixel;
|
|
screen->rfbServerFormat.depth = framebufferImage->depth;
|
|
//rfbEndianTest = framebufferImage->bitmap_bit_order != MSBFirst;
|
|
screen->rfbServerFormat.trueColour = TRUE;
|
|
|
|
if ( screen->rfbServerFormat.bitsPerPixel == 8 ) {
|
|
if(CellsOfScreen(ScreenOfDisplay(dpy,xscreen))) {
|
|
XColor color[256];
|
|
int i;
|
|
screen->colourMap.count = 256;
|
|
screen->rfbServerFormat.trueColour = FALSE;
|
|
screen->colourMap.is16 = TRUE;
|
|
for(i=0;i<256;i++)
|
|
color[i].pixel=i;
|
|
XQueryColors(dpy,DefaultColormap(dpy,xscreen),color,256);
|
|
screen->colourMap.data.shorts = (unsigned short*)malloc(3*sizeof(short)*screen->colourMap.count);
|
|
for(i=0;i<screen->colourMap.count;i++) {
|
|
screen->colourMap.data.shorts[i*3+0] = color[i].red;
|
|
screen->colourMap.data.shorts[i*3+1] = color[i].green;
|
|
screen->colourMap.data.shorts[i*3+2] = color[i].blue;
|
|
}
|
|
} else {
|
|
screen->rfbServerFormat.redShift = 0;
|
|
screen->rfbServerFormat.greenShift = 2;
|
|
screen->rfbServerFormat.blueShift = 5;
|
|
screen->rfbServerFormat.redMax = 3;
|
|
screen->rfbServerFormat.greenMax = 7;
|
|
screen->rfbServerFormat.blueMax = 3;
|
|
}
|
|
} else {
|
|
screen->rfbServerFormat.redShift = 0;
|
|
if ( framebufferImage->red_mask )
|
|
while ( ! ( framebufferImage->red_mask & (1 << screen->rfbServerFormat.redShift) ) )
|
|
screen->rfbServerFormat.redShift++;
|
|
screen->rfbServerFormat.greenShift = 0;
|
|
if ( framebufferImage->green_mask )
|
|
while ( ! ( framebufferImage->green_mask & (1 << screen->rfbServerFormat.greenShift) ) )
|
|
screen->rfbServerFormat.greenShift++;
|
|
screen->rfbServerFormat.blueShift = 0;
|
|
if ( framebufferImage->blue_mask )
|
|
while ( ! ( framebufferImage->blue_mask & (1 << screen->rfbServerFormat.blueShift) ) )
|
|
screen->rfbServerFormat.blueShift++;
|
|
screen->rfbServerFormat.redMax = framebufferImage->red_mask >> screen->rfbServerFormat.redShift;
|
|
screen->rfbServerFormat.greenMax = framebufferImage->green_mask >> screen->rfbServerFormat.greenShift;
|
|
screen->rfbServerFormat.blueMax = framebufferImage->blue_mask >> screen->rfbServerFormat.blueShift;
|
|
}
|
|
|
|
backupImage = malloc(screen->height*screen->paddedWidthInBytes);
|
|
memcpy(backupImage,framebufferImage->data,screen->height*screen->paddedWidthInBytes);
|
|
|
|
screen->frameBuffer = backupImage;
|
|
screen->cursor = 0;
|
|
screen->newClientHook = newClient;
|
|
|
|
screen->kbdAddEvent = keyboard;
|
|
screen->ptrAddEvent = mouse;
|
|
|
|
if(sharedMode) {
|
|
screen->rfbAlwaysShared = TRUE;
|
|
}
|
|
|
|
screen->rfbDeferUpdateTime = 1;
|
|
updateCounter /= screen->rfbDeferUpdateTime;
|
|
|
|
rfbInitServer(screen);
|
|
|
|
c=0;
|
|
while(1) {
|
|
if(screen->rfbClientHead)
|
|
maxMsecsToConnect = 1<<16;
|
|
else {
|
|
maxMsecsToConnect -= screen->rfbDeferUpdateTime;
|
|
if(maxMsecsToConnect<0) {
|
|
fprintf(stderr,"Maximum time to connect reached. Exiting.\n");
|
|
XTestDiscard(dpy);
|
|
exit(2);
|
|
}
|
|
}
|
|
|
|
#ifdef LOCAL_CONTROL
|
|
if(get_next_message(message,1024,&single_instance,50)) {
|
|
if(message[0]=='l' && message[1]==0) {
|
|
rfbClientPtr cl;
|
|
int i;
|
|
for(i=0,cl=screen->rfbClientHead;cl;cl=cl->next,i++)
|
|
fprintf(stderr,"%02d: %s\n",i,cl->host);
|
|
} else if(message[0]=='t') {
|
|
rfbClientPtr cl;
|
|
for(cl=screen->rfbClientHead;cl;cl=cl->next)
|
|
if(!strcmp(message+1,cl->host)) {
|
|
cl->clientData=(void*)((cl->clientData==0)?-1:0);
|
|
break;
|
|
}
|
|
}
|
|
#ifdef BACKCHANNEL
|
|
else if(message[0]=='b')
|
|
rfbSendBackChannel(screen,message+1,strlen(message+1));
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
rfbProcessEvents(screen,-1);
|
|
if(shutDownServer) {
|
|
free(backupImage);
|
|
rfbScreenCleanup(screen);
|
|
XFree(dpy);
|
|
#ifndef NO_SHM
|
|
XShmDetach(dpy,&shminfo);
|
|
#endif
|
|
exit(0);
|
|
}
|
|
|
|
if(dontTile) {
|
|
if(gotInput) {
|
|
gotInput = FALSE;
|
|
c=updateCounter;
|
|
} else if(screen->rfbClientHead && c++>updateCounter) {
|
|
c=0;
|
|
//fprintf(stderr,"*");
|
|
if(!useSHM)
|
|
framebufferImage->f.destroy_image(framebufferImage);
|
|
if(dontTile) {
|
|
getImage(screen->rfbServerFormat.bitsPerPixel,dpy,xscreen,&framebufferImage,0,0,screen->width,screen->height);
|
|
checkForImageUpdates(screen,framebufferImage->data,framebufferImage->bytes_per_line,
|
|
0,0,screen->width,screen->height);
|
|
} else {
|
|
/* old tile code. Eventually to be removed (TODO) */
|
|
char isRightEdge = tileX+tileWidth>=screen->width;
|
|
char isLowerEdge = tileY+tileHeight>=screen->height;
|
|
getImage(screen->rfbServerFormat.bitsPerPixel,dpy,xscreen,&framebufferImage,tileX,tileY,
|
|
isRightEdge?screen->width-tileX:tileWidth,
|
|
isLowerEdge?screen->height-tileY:tileHeight);
|
|
checkForImageUpdates(screen,framebufferImage->data,framebufferImage->bytes_per_line,
|
|
tileX,tileY,
|
|
isRightEdge?screen->width-tileX:tileWidth,
|
|
isLowerEdge?screen->height-tileY:tileHeight);
|
|
if(isRightEdge) {
|
|
tileX=0;
|
|
if(isLowerEdge)
|
|
tileY=0;
|
|
else
|
|
tileY+=tileHeight;
|
|
} else
|
|
tileX+=tileWidth;
|
|
}
|
|
}
|
|
} else if(c++>updateCounter) {
|
|
c=0;
|
|
probeScreen(screen,xscreen);
|
|
}
|
|
|
|
#ifdef WRITE_SNAPS
|
|
{
|
|
int i,j,r,g,b;
|
|
FILE* f=fopen("test.pnm","wb");
|
|
fprintf(f,"P6\n%d %d\n255\n",screen->width,screen->height);
|
|
for(j=0;j<screen->height;j++)
|
|
for(i=0;i<screen->width;i++) {
|
|
//r=screen->frameBuffer[j*screen->paddedWidthInBytes+i*2];
|
|
r=framebufferImage->data[j*screen->paddedWidthInBytes+i*2];
|
|
fputc(((r>>screen->rfbServerFormat.redShift)&screen->rfbServerFormat.redMax)*255/screen->rfbServerFormat.redMax,f);
|
|
fputc(((r>>screen->rfbServerFormat.greenShift)&screen->rfbServerFormat.greenMax)*255/screen->rfbServerFormat.greenMax,f);
|
|
fputc(((r>>screen->rfbServerFormat.blueShift)&screen->rfbServerFormat.blueMax)*255/screen->rfbServerFormat.blueMax,f);
|
|
}
|
|
fclose(f);
|
|
}
|
|
#endif
|
|
}
|
|
#ifndef NO_SHM
|
|
//XShmDetach(dpy,framebufferImage);
|
|
#endif
|
|
|
|
return(0);
|
|
}
|