void fbcon_ilbm_bmove(struct display *p, int sy, int sx, int dy, int dx,
int height, int width)
{
if (sx == 0 && dx == 0 && width == p->next_plane)
mymemmove(p->screen_base+dy*fontheight(p)*p->next_line,
p->screen_base+sy*fontheight(p)*p->next_line,
height*fontheight(p)*p->next_line);
else {
u8 *src, *dest;
u_int i;
if (dy <= sy) {
src = p->screen_base+sy*fontheight(p)*p->next_line+sx;
dest = p->screen_base+dy*fontheight(p)*p->next_line+dx;
for (i = p->var.bits_per_pixel*height*fontheight(p); i--;) {
mymemmove(dest, src, width);
src += p->next_plane;
dest += p->next_plane;
}
} else {
src = p->screen_base+(sy+height)*fontheight(p)*p->next_line+sx;
dest = p->screen_base+(dy+height)*fontheight(p)*p->next_line+dx;
for (i = p->var.bits_per_pixel*height*fontheight(p); i--;) {
src -= p->next_plane;
dest -= p->next_plane;
mymemmove(dest, src, width);
}
}
}
}
void fbcon_mfb_bmove(struct display *p, int sy, int sx, int dy, int dx,
int height, int width)
{
u8 *src, *dest;
u_int rows;
if (sx == 0 && dx == 0 && width == p->next_line) {
src = p->screen_base+sy*fontheight(p)*width;
dest = p->screen_base+dy*fontheight(p)*width;
mymemmove(dest, src, height*fontheight(p)*width);
} else if (dy <= sy) {
src = p->screen_base+sy*fontheight(p)*p->next_line+sx;
dest = p->screen_base+dy*fontheight(p)*p->next_line+dx;
for (rows = height*fontheight(p); rows--;) {
mymemmove(dest, src, width);
src += p->next_line;
dest += p->next_line;
}
} else {
src = p->screen_base+((sy+height)*fontheight(p)-1)*p->next_line+sx;
dest = p->screen_base+((dy+height)*fontheight(p)-1)*p->next_line+dx;
for (rows = height*fontheight(p); rows--;) {
mymemmove(dest, src, width);
src -= p->next_line;
dest -= p->next_line;
}
}
}
/* recv stream to a edp packet (S->C) */
EdpPacket* GetEdpPacket(RecvBuffer* buf)
{
//assert(buf->_read_pos == 0);
EdpPacket* pkg = 0;
int32 flag = IsPkgComplete(buf);
if (flag <= 0)
{
return pkg;
}
pkg = NewBuffer();
WriteBytes(pkg, buf->_data, flag);
/* shrink buffer */
mymemmove(buf->_data, buf->_data + flag, buf->_write_pos - flag);
buf->_write_pos -= flag;
return pkg;
}
