/** * Retrieve mouse coordinates and features from the host. * * @remarks Ring-0. * @returns VBox status code. * * @param pfFeatures Where to store the mouse features. * @param px Where to store the X co-ordinate. * @param py Where to store the Y co-ordinate. */ DECLVBGL(int) VbglGetMouseStatus(uint32_t *pfFeatures, uint32_t *px, uint32_t *py) { VMMDevReqMouseStatus Req; VBGLDRIVER *pDriver; int rc; rc = vbglGetDriver(&pDriver); if (RT_FAILURE(rc)) return rc; vmmdevInitRequest(&Req.header, VMMDevReq_GetMouseStatus); Req.mouseFeatures = 0; Req.pointerXPos = 0; Req.pointerYPos = 0; rc = vbglDriverIOCtl(pDriver, VBOXGUEST_IOCTL_VMMREQUEST(sizeof(Req)), &Req.header, sizeof(Req)); if (RT_FAILURE(rc)) return rc; if (RT_FAILURE(Req.header.rc)) return Req.header.rc; if (pfFeatures) *pfFeatures = Req.mouseFeatures; if (px) *px = Req.pointerXPos; if (py) *py = Req.pointerYPos; return VINF_SUCCESS; }
/** * Send mouse features to the host. * * @remarks Ring-0. * @returns VBox status code. * * @param fFeatures Supported mouse pointer features. The main guest driver * will mediate different callers and show the host any * feature enabled by any guest caller. */ DECLVBGL(int) VbglSetMouseStatus(uint32_t fFeatures) { VBGLDRIVER *pDriver; int rc; rc = vbglGetDriver(&pDriver); if (RT_FAILURE(rc)) return rc; return vbglDriverIOCtl(pDriver, VBOXGUEST_IOCTL_SET_MOUSE_STATUS, &fFeatures, sizeof(fFeatures)); }
/** * Sets the function which is called back on each mouse pointer event. Only * one callback can be active at once, so if you need several for any reason * you must multiplex yourself. Call backs can be disabled by passing NULL * as the function pointer. * * @remarks Ring-0. * @returns iprt status code. * @returns VERR_TRY_AGAIN if the main guest driver hasn't finished * initialising. * * @param pfnNotify the function to call back. NULL to disable call backs. * @param pvUser user supplied data/cookie to be passed to the function. */ DECLVBGL(int) VbglSetMouseNotifyCallback(PFNVBOXGUESTMOUSENOTIFY pfnNotify, void *pvUser) { VBoxGuestMouseSetNotifyCallback NotifyCallback; VBGLDRIVER *pDriver; int rc = vbglGetDriver(&pDriver); if (RT_FAILURE(rc)) return rc; NotifyCallback.pfnNotify = pfnNotify; NotifyCallback.pvUser = pvUser; return vbglDriverIOCtl(pDriver, VBOXGUEST_IOCTL_SET_MOUSE_NOTIFY_CALLBACK, &NotifyCallback, sizeof(NotifyCallback)); }