/* * Copyright � 2000 Keith Packard * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting * documentation, and that the name of Keith Packard not be used in * advertising or publicity pertaining to distribution of the software without * specific, written prior permission. Keith Packard makes no * representations about the suitability of this software for any purpose. It * is provided "as is" without express or implied warranty. * * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ #ifdef HAVE_CONFIG_H #include <kdrive-config.h> #endif #include <X11/X.h> #include <X11/Xproto.h> #include <X11/Xpoll.h> #include "inputstr.h" #include "scrnintstr.h" #include "kdrive.h" /* /dev/adbmouse is a busmouse */ static void BusRead (int adbPort, void *closure) { unsigned char buf[3]; int n; int dx, dy; unsigned long flags; n = read (adbPort, buf, 3); if (n == 3) { flags = KD_MOUSE_DELTA; dx = (char) buf[1]; dy = -(char) buf[2]; if ((buf[0] & 4) == 0) flags |= KD_BUTTON_1; if ((buf[0] & 2) == 0) flags |= KD_BUTTON_2; if ((buf[0] & 1) == 0) flags |= KD_BUTTON_3; KdEnqueuePointerEvent (closure, flags, dx, dy, 0); } } char *BusNames[] = { "/dev/adbmouse", "/dev/mouse", }; #define NUM_BUS_NAMES (sizeof (BusNames) / sizeof (BusNames[0])) static int BusInit (KdPointerInfo *pi) { int i, fd = 0; if (!pi->path || (strcmp(pi->path, "auto") == 0)) { for (i = 0; i < NUM_BUS_NAMES; i++) { if ((fd = open (BusNames[i], 0)) >= 0) { close(fd); if (pi->path) xfree(pi->path); pi->path = strdup(BusNames[i]); return Success; } } } else { if ((fd = open(pi->path, 0)) >= 0) { close(fd); return Success; } } return !Success; } static int BusEnable (KdPointerInfo *pi) { int fd = open(pi->path, 0); if (fd >= 0) { KdRegisterFd(fd, BusRead, pi); pi->driverPrivate = (void *)fd; return Success; } else { return !Success; } } static void BusDisable (KdPointerInfo *pi) { KdUnregisterFd(pi, (int)pi->driverPrivate, TRUE); } static void BusFini (KdPointerInfo *pi) { return; } KdPointerDriver BusMouseDriver = { "bus", BusInit, BusEnable, BusDisable, BusFini, NULL };