/* The guest OS has started discussing with us, finish initializing BrlAPI */
static int baum_deferred_init(BaumDriverState *baum)
{
int tty = BRLAPI_TTY_DEFAULT;
QemuConsole *con;
if (baum->deferred_init) {
return 1;
}
if (brlapi__getDisplaySize(baum->brlapi, &baum->x, &baum->y) == -1) {
brlapi_perror("baum: brlapi__getDisplaySize");
return 0;
}
con = qemu_console_lookup_by_index(0);
if (con && qemu_console_is_graphic(con)) {
tty = qemu_console_get_window_id(con);
if (tty == -1)
tty = BRLAPI_TTY_DEFAULT;
}
if (brlapi__enterTtyMode(baum->brlapi, tty, NULL) == -1) {
brlapi_perror("baum: brlapi__enterTtyMode");
return 0;
}
baum->deferred_init = 1;
return 1;
}
static QemuConsole* find_graphic_console() {
// find the first graphic console (Android emulator has only one usually)
for (int i = 0;; i++) {
QemuConsole* const c = qemu_console_lookup_by_index(i);
if (!c) {
break;
}
if (qemu_console_is_graphic(c)) {
return c;
}
}
return NULL;
}
static void egl_headless_init(DisplayState *ds, DisplayOptions *opts)
{
QemuConsole *con;
egl_dpy *edpy;
int idx;
if (egl_rendernode_init(NULL) < 0) {
error_report("egl: render node init failed");
exit(1);
}
for (idx = 0;; idx++) {
con = qemu_console_lookup_by_index(idx);
if (!con || !qemu_console_is_graphic(con)) {
break;
}
edpy = g_new0(egl_dpy, 1);
edpy->dcl.con = con;
edpy->dcl.ops = &egl_ops;
edpy->gls = qemu_gl_init_shader();
register_displaychangelistener(&edpy->dcl);
}
}
/*
* Send a mouse event from the client to the guest OS
*
* The QEMU mouse can be in either relative, or absolute mode.
* Movement is sent separately from button state, which has to
* be encoded as virtual key events. We also don't actually get
* given any button up/down events, so have to track changes in
* the button state.
*/
static void xenfb_mouse_event(DeviceState *dev, QemuConsole *src,
InputEvent *evt)
{
struct XenInput *xenfb = (struct XenInput *)dev;
InputBtnEvent *btn;
InputMoveEvent *move;
QemuConsole *con;
DisplaySurface *surface;
int scale;
switch (evt->type) {
case INPUT_EVENT_KIND_BTN:
btn = evt->u.btn.data;
switch (btn->button) {
case INPUT_BUTTON_LEFT:
xenfb_send_key(xenfb, btn->down, BTN_LEFT);
break;
case INPUT_BUTTON_RIGHT:
xenfb_send_key(xenfb, btn->down, BTN_LEFT + 1);
break;
case INPUT_BUTTON_MIDDLE:
xenfb_send_key(xenfb, btn->down, BTN_LEFT + 2);
break;
case INPUT_BUTTON_WHEEL_UP:
if (btn->down) {
xenfb->wheel--;
}
break;
case INPUT_BUTTON_WHEEL_DOWN:
if (btn->down) {
xenfb->wheel++;
}
break;
default:
break;
}
break;
case INPUT_EVENT_KIND_ABS:
move = evt->u.abs.data;
if (xenfb->raw_pointer_wanted) {
xenfb->axis[move->axis] = move->value;
} else {
con = qemu_console_lookup_by_index(0);
if (!con) {
xen_pv_printf(&xenfb->c.xendev, 0, "No QEMU console available");
return;
}
surface = qemu_console_surface(con);
switch (move->axis) {
case INPUT_AXIS_X:
scale = surface_width(surface) - 1;
break;
case INPUT_AXIS_Y:
scale = surface_height(surface) - 1;
break;
default:
scale = 0x8000;
break;
}
xenfb->axis[move->axis] = move->value * scale / 0x7fff;
}
break;
case INPUT_EVENT_KIND_REL:
move = evt->u.rel.data;
xenfb->axis[move->axis] += move->value;
break;
default:
break;
}
}
