svn merge https://vcxsrv.svn.sourceforge.net/svnroot/vcxsrv/branches/released .

1 files changed, 732 insertions, 0 deletions

diff --git a/xorg-server/test/input.c b/xorg-server/test/input.c
new file mode 100644
index 000000000..71e1504f1
--- /dev/null
+++ b/xorg-server/test/input.c
@@ -0,0 +1,732 @@
+/**
+ * Copyright © 2009 Red Hat, Inc.
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a
+ *  copy of this software and associated documentation files (the "Software"),
+ *  to deal in the Software without restriction, including without limitation
+ *  the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ *  and/or sell copies of the Software, and to permit persons to whom the
+ *  Software is furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice (including the next
+ *  paragraph) shall be included in all copies or substantial portions of the
+ *  Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ *  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ *  DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdint.h>
+#include <X11/X.h>
+#include "misc.h"
+#include "resource.h"
+#include <X11/Xproto.h>
+#include <X11/extensions/XI2proto.h>
+#include <X11/Xatom.h>
+#include "windowstr.h"
+#include "inputstr.h"
+#include "eventconvert.h"
+#include "exevents.h"
+#include "dixgrabs.h"
+#include "eventstr.h"
+#include <glib.h>
+
+/**
+ * Init a device with axes.
+ * Verify values set on the device.
+ *
+ * Result: All axes set to default values (usually 0).
+ */
+static void dix_init_valuators(void)
+{
+    DeviceIntRec dev;
+    ValuatorClassPtr val;
+    const int num_axes = 2;
+    int i;
+    Atom atoms[MAX_VALUATORS] = { 0 };
+
+
+    memset(&dev, 0, sizeof(DeviceIntRec));
+    dev.type = MASTER_POINTER; /* claim it's a master to stop ptracccel */
+
+    g_assert(InitValuatorClassDeviceStruct(NULL, 0, atoms, 0, 0) == FALSE);
+    g_assert(InitValuatorClassDeviceStruct(&dev, num_axes, atoms, 0, Absolute));
+
+    val = dev.valuator;
+    g_assert(val);
+    g_assert(val->numAxes == num_axes);
+    g_assert(val->numMotionEvents == 0);
+    g_assert(val->mode == Absolute);
+    g_assert(val->axisVal);
+
+    for (i = 0; i < num_axes; i++)
+    {
+        g_assert(val->axisVal[i] == 0);
+        g_assert(val->axes->min_value == NO_AXIS_LIMITS);
+        g_assert(val->axes->max_value == NO_AXIS_LIMITS);
+    }
+
+    g_assert(dev.last.numValuators == num_axes);
+}
+
+/* just check the known success cases, and that error cases set the client's
+ * error value correctly. */
+static void dix_check_grab_values(void)
+{
+    ClientRec client;
+    GrabParameters param;
+    int rc;
+
+    memset(&client, 0, sizeof(client));
+
+    param.grabtype = GRABTYPE_CORE;
+    param.this_device_mode = GrabModeSync;
+    param.other_devices_mode = GrabModeSync;
+    param.modifiers = AnyModifier;
+    param.ownerEvents = FALSE;
+
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == Success);
+
+    param.this_device_mode = GrabModeAsync;
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == Success);
+
+    param.this_device_mode = GrabModeAsync + 1;
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == BadValue);
+    g_assert(client.errorValue == param.this_device_mode);
+    g_assert(client.errorValue == GrabModeAsync + 1);
+
+    param.this_device_mode = GrabModeSync;
+    param.other_devices_mode = GrabModeAsync;
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == Success);
+
+    param.other_devices_mode = GrabModeAsync + 1;
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == BadValue);
+    g_assert(client.errorValue == param.other_devices_mode);
+    g_assert(client.errorValue == GrabModeAsync + 1);
+
+    param.other_devices_mode = GrabModeSync;
+
+    param.modifiers = 1 << 13;
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == BadValue);
+    g_assert(client.errorValue == param.modifiers);
+    g_assert(client.errorValue == (1 << 13));
+
+
+    param.modifiers = AnyModifier;
+    param.ownerEvents = TRUE;
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == Success);
+
+    param.ownerEvents = 3;
+    rc = CheckGrabValues(&client, &param);
+    g_assert(rc == BadValue);
+    g_assert(client.errorValue == param.ownerEvents);
+    g_assert(client.errorValue == 3);
+}
+
+
+/**
+ * Convert various internal events to the matching core event and verify the
+ * parameters.
+ */
+static void dix_event_to_core(int type)
+{
+    DeviceEvent ev;
+    xEvent core;
+    int time;
+    int x, y;
+    int rc;
+    int state;
+    int detail;
+
+    /* EventToCore memsets the event to 0 */
+#define test_event() \
+    g_assert(rc == Success); \
+    g_assert(core.u.u.type == type); \
+    g_assert(core.u.u.detail == detail); \
+    g_assert(core.u.keyButtonPointer.time == time); \
+    g_assert(core.u.keyButtonPointer.rootX == x); \
+    g_assert(core.u.keyButtonPointer.rootY == y); \
+    g_assert(core.u.keyButtonPointer.state == state); \
+    g_assert(core.u.keyButtonPointer.eventX == 0); \
+    g_assert(core.u.keyButtonPointer.eventY == 0); \
+    g_assert(core.u.keyButtonPointer.root == 0); \
+    g_assert(core.u.keyButtonPointer.event == 0); \
+    g_assert(core.u.keyButtonPointer.child == 0); \
+    g_assert(core.u.keyButtonPointer.sameScreen == FALSE);
+
+    x = 0;
+    y = 0;
+    time = 12345;
+    state = 0;
+    detail = 0;
+
+    ev.header   = 0xFF;
+    ev.length   = sizeof(DeviceEvent);
+    ev.time     = time;
+    ev.root_y   = x;
+    ev.root_x   = y;
+    ev.corestate = state;
+    ev.detail.key = detail;
+
+    ev.type = type;
+    ev.detail.key = 0;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    test_event();
+
+    x = 1;
+    y = 2;
+    ev.root_x = x;
+    ev.root_y = y;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    test_event();
+
+    x = 0x7FFF;
+    y = 0x7FFF;
+    ev.root_x = x;
+    ev.root_y = y;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    test_event();
+
+    x = 0x8000; /* too high */
+    y = 0x8000; /* too high */
+    ev.root_x = x;
+    ev.root_y = y;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(core.u.keyButtonPointer.rootX != x);
+    g_assert(core.u.keyButtonPointer.rootY != y);
+
+    x = 0x7FFF;
+    y = 0x7FFF;
+    ev.root_x = x;
+    ev.root_y = y;
+    time = 0;
+    ev.time = time;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    test_event();
+
+    detail = 1;
+    ev.detail.key = detail;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    test_event();
+
+    detail = 0xFF; /* highest value */
+    ev.detail.key = detail;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    test_event();
+
+    detail = 0xFFF; /* too big */
+    ev.detail.key = detail;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(rc == BadMatch);
+
+    detail = 0xFF; /* too big */
+    ev.detail.key = detail;
+    state = 0xFFFF; /* highest value */
+    ev.corestate = state;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    test_event();
+
+    state = 0x10000; /* too big */
+    ev.corestate = state;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(core.u.keyButtonPointer.state != state);
+    g_assert(core.u.keyButtonPointer.state == (state & 0xFFFF));
+
+#undef test_event
+}
+
+static void dix_event_to_core_conversion(void)
+{
+    DeviceEvent ev;
+    xEvent core;
+    int rc;
+
+    ev.header   = 0xFF;
+    ev.length   = sizeof(DeviceEvent);
+
+    ev.type     = 0;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(rc == BadImplementation);
+
+    ev.type     = 1;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(rc == BadImplementation);
+
+    ev.type     = ET_ProximityOut + 1;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(rc == BadImplementation);
+
+    ev.type     = ET_ProximityIn;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(rc == BadMatch);
+
+    ev.type     = ET_ProximityOut;
+    rc = EventToCore((InternalEvent*)&ev, &core);
+    g_assert(rc == BadMatch);
+
+    dix_event_to_core(ET_KeyPress);
+    dix_event_to_core(ET_KeyRelease);
+    dix_event_to_core(ET_ButtonPress);
+    dix_event_to_core(ET_ButtonRelease);
+    dix_event_to_core(ET_Motion);
+}
+
+static void xi2_struct_sizes(void)
+{
+#define compare(req) \
+    g_assert(sizeof(req) == sz_##req);
+
+    compare(xXIQueryVersionReq);
+    compare(xXIWarpPointerReq);
+    compare(xXIChangeCursorReq);
+    compare(xXIChangeHierarchyReq);
+    compare(xXISetClientPointerReq);
+    compare(xXIGetClientPointerReq);
+    compare(xXISelectEventsReq);
+    compare(xXIQueryVersionReq);
+    compare(xXIQueryDeviceReq);
+    compare(xXISetFocusReq);
+    compare(xXIGetFocusReq);
+    compare(xXIGrabDeviceReq);
+    compare(xXIUngrabDeviceReq);
+    compare(xXIAllowEventsReq);
+    compare(xXIPassiveGrabDeviceReq);
+    compare(xXIPassiveUngrabDeviceReq);
+    compare(xXIListPropertiesReq);
+    compare(xXIChangePropertyReq);
+    compare(xXIDeletePropertyReq);
+    compare(xXIGetPropertyReq);
+    compare(xXIGetSelectedEventsReq);
+#undef compare
+}
+
+
+static void dix_grab_matching(void)
+{
+    DeviceIntRec xi_all_devices, xi_all_master_devices, dev1, dev2;
+    GrabRec a, b;
+    BOOL rc;
+
+    memset(&a, 0, sizeof(a));
+    memset(&b, 0, sizeof(b));
+
+    /* different grabtypes must fail */
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_XI2;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI2;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_CORE;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    /* XI2 grabs for different devices must fail, regardless of ignoreDevice
+     * XI2 grabs for master devices must fail against a slave */
+    memset(&xi_all_devices, 0, sizeof(DeviceIntRec));
+    memset(&xi_all_master_devices, 0, sizeof(DeviceIntRec));
+    memset(&dev1, 0, sizeof(DeviceIntRec));
+    memset(&dev2, 0, sizeof(DeviceIntRec));
+
+    xi_all_devices.id = XIAllDevices;
+    xi_all_master_devices.id = XIAllMasterDevices;
+    dev1.id = 10;
+    dev1.type = SLAVE;
+    dev2.id = 11;
+    dev2.type = SLAVE;
+
+    inputInfo.all_devices = &xi_all_devices;
+    inputInfo.all_master_devices = &xi_all_master_devices;
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.device = &dev1;
+    b.device = &dev2;
+
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+
+    a.device = &dev2;
+    b.device = &dev1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&a, &b, TRUE);
+    g_assert(rc == FALSE);
+
+    a.device = inputInfo.all_master_devices;
+    b.device = &dev1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&a, &b, TRUE);
+    g_assert(rc == FALSE);
+
+    a.device = &dev1;
+    b.device = inputInfo.all_master_devices;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&a, &b, TRUE);
+    g_assert(rc == FALSE);
+
+    /* ignoreDevice FALSE must fail for different devices for CORE and XI */
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    a.device = &dev1;
+    b.device = &dev2;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    a.device = &dev1;
+    b.device = &dev2;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+
+    /* ignoreDevice FALSE must fail for different modifier devices for CORE
+     * and XI */
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    a.device = &dev1;
+    b.device = &dev1;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev2;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    a.device = &dev1;
+    b.device = &dev1;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev2;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+
+    /* different event type must fail */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.device = &dev1;
+    b.device = &dev1;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev1;
+    a.type = XI_KeyPress;
+    b.type = XI_KeyRelease;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&a, &b, TRUE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    a.device = &dev1;
+    b.device = &dev1;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev1;
+    a.type = XI_KeyPress;
+    b.type = XI_KeyRelease;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&a, &b, TRUE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    a.device = &dev1;
+    b.device = &dev1;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev1;
+    a.type = XI_KeyPress;
+    b.type = XI_KeyRelease;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&a, &b, TRUE);
+    g_assert(rc == FALSE);
+
+    /* different modifiers must fail */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.device = &dev1;
+    b.device = &dev1;
+    a.modifierDevice = &dev1;
+    b.modifierDevice = &dev1;
+    a.type = XI_KeyPress;
+    b.type = XI_KeyPress;
+    a.modifiersDetail.exact = 1;
+    b.modifiersDetail.exact = 2;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    /* AnyModifier must fail for XI2 */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.modifiersDetail.exact = AnyModifier;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    /* XIAnyModifier must fail for CORE and XI */
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    a.modifiersDetail.exact = XIAnyModifier;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    a.modifiersDetail.exact = XIAnyModifier;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    /* different detail must fail */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.detail.exact = 1;
+    b.detail.exact = 2;
+    a.modifiersDetail.exact = 1;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    /* detail of AnyModifier must fail */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.detail.exact = AnyModifier;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = 1;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    /* detail of XIAnyModifier must fail */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.detail.exact = XIAnyModifier;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = 1;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == FALSE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == FALSE);
+
+    /* XIAnyModifier or AnyModifer must succeed */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.detail.exact = 1;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = XIAnyModifier;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == TRUE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == TRUE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    a.detail.exact = 1;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = AnyModifier;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == TRUE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == TRUE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    a.detail.exact = 1;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = AnyModifier;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == TRUE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == TRUE);
+
+    /* AnyKey or XIAnyKeycode must succeed */
+    a.grabtype = GRABTYPE_XI2;
+    b.grabtype = GRABTYPE_XI2;
+    a.detail.exact = XIAnyKeycode;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = 1;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == TRUE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == TRUE);
+
+    a.grabtype = GRABTYPE_CORE;
+    b.grabtype = GRABTYPE_CORE;
+    a.detail.exact = AnyKey;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = 1;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == TRUE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == TRUE);
+
+    a.grabtype = GRABTYPE_XI;
+    b.grabtype = GRABTYPE_XI;
+    a.detail.exact = AnyKey;
+    b.detail.exact = 1;
+    a.modifiersDetail.exact = 1;
+    b.modifiersDetail.exact = 1;
+    rc = GrabMatchesSecond(&a, &b, FALSE);
+    g_assert(rc == TRUE);
+    rc = GrabMatchesSecond(&b, &a, FALSE);
+    g_assert(rc == TRUE);
+}
+
+static void include_byte_padding_macros(void)
+{
+    int i;
+    g_test_message("Testing bits_to_bytes()");
+
+    /* the macros don't provide overflow protection */
+    for (i = 0; i < INT_MAX - 7; i++)
+    {
+        int expected_bytes;
+        expected_bytes = (i + 7)/8;
+
+        g_assert(bits_to_bytes(i) >= i/8);
+        g_assert((bits_to_bytes(i) * 8) - i <= 7);
+    }
+
+    g_test_message("Testing bytes_to_int32()");
+    for (i = 0; i < INT_MAX - 3; i++)
+    {
+        int expected_4byte;
+        expected_4byte = (i + 3)/4;
+
+        g_assert(bytes_to_int32(i) <= i);
+        g_assert((bytes_to_int32(i) * 4) - i <= 3);
+    }
+
+    g_test_message("Testing pad_to_int32");
+
+    for (i = 0; i < INT_MAX - 3; i++)
+    {
+        int expected_bytes;
+        expected_bytes = ((i + 3)/4) * 4;
+
+        g_assert(pad_to_int32(i) >= i);
+        g_assert(pad_to_int32(i) - i <= 3);
+    }
+
+}
+
+int main(int argc, char** argv)
+{
+    g_test_init(&argc, &argv,NULL);
+    g_test_bug_base("https://bugzilla.freedesktop.org/show_bug.cgi?id=");
+
+    g_test_add_func("/dix/input/init-valuators", dix_init_valuators);
+    g_test_add_func("/dix/input/event-core-conversion", dix_event_to_core_conversion);
+    g_test_add_func("/dix/input/check-grab-values", dix_check_grab_values);
+    g_test_add_func("/dix/input/xi2-struct-sizes", xi2_struct_sizes);
+    g_test_add_func("/dix/input/grab_matching", dix_grab_matching);
+    g_test_add_func("/include/byte_padding_macros", include_byte_padding_macros);
+
+    return g_test_run();
+}