1 files changed, 315 insertions, 307 deletions

diff --git a/xorg-server/Xi/xipassivegrab.c b/xorg-server/Xi/xipassivegrab.c
index 487c2721b..ae4343344 100644
--- a/xorg-server/Xi/xipassivegrab.c
+++ b/xorg-server/Xi/xipassivegrab.c
@@ -1,307 +1,315 @@
-/*

- * 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.

- *

- * Author: Peter Hutterer

- */

-

-/***********************************************************************

- *

- * Request to grab or ungrab input device.

- *

- */

-

-#ifdef HAVE_DIX_CONFIG_H

-#include <dix-config.h>

-#endif

-

-#include "inputstr.h"	/* DeviceIntPtr      */

-#include "windowstr.h"	/* window structure  */

-#include <X11/extensions/XI2.h>

-#include <X11/extensions/XI2proto.h>

-#include "swaprep.h"

-

-#include "exglobals.h" /* BadDevice */

-#include "exevents.h"

-#include "xipassivegrab.h"

-#include "dixgrabs.h"

-

-int

-SProcXIPassiveGrabDevice(ClientPtr client)

-{

-    int i;

-    char n;

-    xXIModifierInfo *mods;

-

-    REQUEST(xXIPassiveGrabDeviceReq);

-

-    swaps(&stuff->length, n);

-    swaps(&stuff->deviceid, n);

-    swapl(&stuff->grab_window, n);

-    swapl(&stuff->cursor, n);

-    swapl(&stuff->time, n);

-    swapl(&stuff->detail, n);

-    swaps(&stuff->mask_len, n);

-    swaps(&stuff->num_modifiers, n);

-

-    mods = (xXIModifierInfo*)&stuff[1];

-

-    for (i = 0; i < stuff->num_modifiers; i++, mods++)

-    {

-        swapl(&mods->base_mods, n);

-        swapl(&mods->latched_mods, n);

-        swapl(&mods->locked_mods, n);

-    }

-

-    return ProcXIPassiveGrabDevice(client);

-}

-

-int

-ProcXIPassiveGrabDevice(ClientPtr client)

-{

-    DeviceIntPtr dev, mod_dev;

-    xXIPassiveGrabDeviceReply rep;

-    int i, ret = Success;

-    uint8_t status;

-    uint32_t *modifiers;

-    xXIGrabModifierInfo *modifiers_failed;

-    GrabMask mask;

-    GrabParameters param;

-    void *tmp;

-    int mask_len;

-

-    REQUEST(xXIPassiveGrabDeviceReq);

-    REQUEST_AT_LEAST_SIZE(xXIPassiveGrabDeviceReq);

-

-    if (stuff->deviceid == XIAllDevices)

-        dev = inputInfo.all_devices;

-    else if (stuff->deviceid == XIAllMasterDevices)

-        dev = inputInfo.all_master_devices;

-    else

-    {

-        ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);

-        if (ret != Success)

-            return ret;

-    }

-

-    if (stuff->grab_type != XIGrabtypeButton &&

-        stuff->grab_type != XIGrabtypeKeycode &&

-        stuff->grab_type != XIGrabtypeEnter &&

-        stuff->grab_type != XIGrabtypeFocusIn)

-    {

-        client->errorValue = stuff->grab_type;

-        return BadValue;

-    }

-

-    if ((stuff->grab_type == XIGrabtypeEnter ||

-         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)

-    {

-        client->errorValue = stuff->detail;

-        return BadValue;

-    }

-

-    if (XICheckInvalidMaskBits(client, (unsigned char*)&stuff[1],

-                               stuff->mask_len * 4) != Success)

-        return BadValue;

-

-    mask_len = min(sizeof(mask.xi2mask[stuff->deviceid]), stuff->mask_len * 4);

-    memset(mask.xi2mask, 0, sizeof(mask.xi2mask));

-    memcpy(mask.xi2mask[stuff->deviceid], &stuff[1], mask_len * 4);

-

-    rep.repType = X_Reply;

-    rep.RepType = X_XIPassiveGrabDevice;

-    rep.length = 0;

-    rep.sequenceNumber = client->sequence;

-    rep.num_modifiers = 0;

-

-    memset(&param, 0, sizeof(param));

-    param.grabtype = GRABTYPE_XI2;

-    param.ownerEvents = stuff->owner_events;

-    param.this_device_mode = stuff->grab_mode;

-    param.other_devices_mode = stuff->paired_device_mode;

-    param.grabWindow = stuff->grab_window;

-    param.cursor = stuff->cursor;

-

-    if (stuff->cursor != None)

-    {

-        status = dixLookupResourceByType(&tmp, stuff->cursor,

-                                         RT_CURSOR, client, DixUseAccess);

-	if (status != Success)

-	{

-	    client->errorValue = stuff->cursor;

-	    return status;

-	}

-    }

-

-    status = dixLookupWindow((WindowPtr*)&tmp, stuff->grab_window, client, DixSetAttrAccess);

-    if (status != Success)

-	return status;

-

-    status = CheckGrabValues(client, &param);

-

-    modifiers = (uint32_t*)&stuff[1] + stuff->mask_len;

-    modifiers_failed = calloc(stuff->num_modifiers, sizeof(xXIGrabModifierInfo));

-    if (!modifiers_failed)

-        return BadAlloc;

-

-    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);

-

-    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)

-    {

-        param.modifiers = *modifiers;

-        switch(stuff->grab_type)

-        {

-            case XIGrabtypeButton:

-                status = GrabButton(client, dev, mod_dev, stuff->detail,

-                                    &param, GRABTYPE_XI2, &mask);

-                break;

-            case XIGrabtypeKeycode:

-                status = GrabKey(client, dev, mod_dev, stuff->detail,

-                                 &param, GRABTYPE_XI2, &mask);

-                break;

-            case XIGrabtypeEnter:

-            case XIGrabtypeFocusIn:

-                status = GrabWindow(client, dev, stuff->grab_type,

-                                    &param, &mask);

-                break;

-        }

-

-        if (status != GrabSuccess)

-        {

-            xXIGrabModifierInfo *info = modifiers_failed + rep.num_modifiers;

-

-            info->status = status;

-            info->modifiers = *modifiers;

-            rep.num_modifiers++;

-            rep.length += bytes_to_int32(sizeof(xXIGrabModifierInfo));

-        }

-    }

-

-    WriteReplyToClient(client, sizeof(rep), &rep);

-    if (rep.num_modifiers)

-    {

-	client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write;

-        WriteSwappedDataToClient(client, rep.length * 4, (char*)modifiers_failed);

-    }

-    free(modifiers_failed);

-    return ret;

-}

-

-void

-SRepXIPassiveGrabDevice(ClientPtr client, int size,

-                        xXIPassiveGrabDeviceReply * rep)

-{

-    char n;

-

-    swaps(&rep->sequenceNumber, n);

-    swapl(&rep->length, n);

-    swaps(&rep->num_modifiers, n);

-

-    WriteToClient(client, size, (char *)rep);

-}

-

-int

-SProcXIPassiveUngrabDevice(ClientPtr client)

-{

-    char n;

-    int i;

-    uint32_t *modifiers;

-

-    REQUEST(xXIPassiveUngrabDeviceReq);

-

-    swaps(&stuff->length, n);

-    swapl(&stuff->grab_window, n);

-    swaps(&stuff->deviceid, n);

-    swapl(&stuff->detail, n);

-    swaps(&stuff->num_modifiers, n);

-

-    modifiers = (uint32_t*)&stuff[1];

-

-    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)

-        swapl(modifiers, n);

-

-    return ProcXIPassiveUngrabDevice(client);

-}

-

-int

-ProcXIPassiveUngrabDevice(ClientPtr client)

-{

-    DeviceIntPtr dev, mod_dev;

-    WindowPtr win;

-    GrabRec tempGrab;

-    uint32_t* modifiers;

-    int i, rc;

-

-    REQUEST(xXIPassiveUngrabDeviceReq);

-    REQUEST_AT_LEAST_SIZE(xXIPassiveUngrabDeviceReq);

-

-    rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);

-    if (rc != Success)

-	return rc;

-

-    if (stuff->grab_type != XIGrabtypeButton &&

-        stuff->grab_type != XIGrabtypeKeycode &&

-        stuff->grab_type != XIGrabtypeEnter &&

-        stuff->grab_type != XIGrabtypeFocusIn)

-    {

-        client->errorValue = stuff->grab_type;

-        return BadValue;

-    }

-

-    if ((stuff->grab_type == XIGrabtypeEnter ||

-         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)

-    {

-        client->errorValue = stuff->detail;

-        return BadValue;

-    }

-

-    rc = dixLookupWindow(&win, stuff->grab_window, client, DixSetAttrAccess);

-    if (rc != Success)

-        return rc;

-

-    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);

-

-    tempGrab.resource = client->clientAsMask;

-    tempGrab.device = dev;

-    tempGrab.window = win;

-    switch(stuff->grab_type)

-    {

-        case XIGrabtypeButton:  tempGrab.type = XI_ButtonPress; break;

-        case XIGrabtypeKeycode:  tempGrab.type = XI_KeyPress;    break;

-        case XIGrabtypeEnter:   tempGrab.type = XI_Enter;       break;

-        case XIGrabtypeFocusIn: tempGrab.type = XI_FocusIn;     break;

-    }

-    tempGrab.grabtype = GRABTYPE_XI2;

-    tempGrab.modifierDevice = mod_dev;

-    tempGrab.modifiersDetail.pMask = NULL;

-    tempGrab.detail.exact = stuff->detail;

-    tempGrab.detail.pMask = NULL;

-

-    modifiers = (uint32_t*)&stuff[1];

-

-    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)

-    {

-        tempGrab.modifiersDetail.exact = *modifiers;

-        DeletePassiveGrabFromList(&tempGrab);

-    }

-

-    return Success;

-}

+/*
+ * 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.
+ *
+ * Author: Peter Hutterer
+ */
+
+/***********************************************************************
+ *
+ * Request to grab or ungrab input device.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "inputstr.h"	/* DeviceIntPtr      */
+#include "windowstr.h"	/* window structure  */
+#include <X11/extensions/XI2.h>
+#include <X11/extensions/XI2proto.h>
+#include "swaprep.h"
+
+#include "exglobals.h" /* BadDevice */
+#include "exevents.h"
+#include "xipassivegrab.h"
+#include "dixgrabs.h"
+#include "misc.h"
+
+int
+SProcXIPassiveGrabDevice(ClientPtr client)
+{
+    int i;
+    char n;
+    xXIModifierInfo *mods;
+
+    REQUEST(xXIPassiveGrabDeviceReq);
+
+    swaps(&stuff->length, n);
+    swaps(&stuff->deviceid, n);
+    swapl(&stuff->grab_window, n);
+    swapl(&stuff->cursor, n);
+    swapl(&stuff->time, n);
+    swapl(&stuff->detail, n);
+    swaps(&stuff->mask_len, n);
+    swaps(&stuff->num_modifiers, n);
+
+    mods = (xXIModifierInfo*)&stuff[1];
+
+    for (i = 0; i < stuff->num_modifiers; i++, mods++)
+    {
+        swapl(&mods->base_mods, n);
+        swapl(&mods->latched_mods, n);
+        swapl(&mods->locked_mods, n);
+    }
+
+    return ProcXIPassiveGrabDevice(client);
+}
+
+int
+ProcXIPassiveGrabDevice(ClientPtr client)
+{
+    DeviceIntPtr dev, mod_dev;
+    xXIPassiveGrabDeviceReply rep;
+    int i, ret = Success;
+    uint8_t status;
+    uint32_t *modifiers;
+    xXIGrabModifierInfo *modifiers_failed;
+    GrabMask mask;
+    GrabParameters param;
+    void *tmp;
+    int mask_len;
+    int n;
+
+    REQUEST(xXIPassiveGrabDeviceReq);
+    REQUEST_AT_LEAST_SIZE(xXIPassiveGrabDeviceReq);
+
+    if (stuff->deviceid == XIAllDevices)
+        dev = inputInfo.all_devices;
+    else if (stuff->deviceid == XIAllMasterDevices)
+        dev = inputInfo.all_master_devices;
+    else
+    {
+        ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);
+        if (ret != Success)
+        {
+            client->errorValue = stuff->deviceid;
+            return ret;
+        }
+    }
+
+    if (stuff->grab_type != XIGrabtypeButton &&
+        stuff->grab_type != XIGrabtypeKeycode &&
+        stuff->grab_type != XIGrabtypeEnter &&
+        stuff->grab_type != XIGrabtypeFocusIn)
+    {
+        client->errorValue = stuff->grab_type;
+        return BadValue;
+    }
+
+    if ((stuff->grab_type == XIGrabtypeEnter ||
+         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)
+    {
+        client->errorValue = stuff->detail;
+        return BadValue;
+    }
+
+    if (XICheckInvalidMaskBits(client, (unsigned char*)&stuff[1],
+                               stuff->mask_len * 4) != Success)
+        return BadValue;
+
+    mask_len = min(sizeof(mask.xi2mask[stuff->deviceid]), stuff->mask_len * 4);
+    memset(mask.xi2mask, 0, sizeof(mask.xi2mask));
+    memcpy(mask.xi2mask[stuff->deviceid], &stuff[1], mask_len * 4);
+
+    rep.repType = X_Reply;
+    rep.RepType = X_XIPassiveGrabDevice;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+    rep.num_modifiers = 0;
+
+    memset(&param, 0, sizeof(param));
+    param.grabtype = GRABTYPE_XI2;
+    param.ownerEvents = stuff->owner_events;
+    param.this_device_mode = stuff->grab_mode;
+    param.other_devices_mode = stuff->paired_device_mode;
+    param.grabWindow = stuff->grab_window;
+    param.cursor = stuff->cursor;
+
+    if (stuff->cursor != None)
+    {
+        status = dixLookupResourceByType(&tmp, stuff->cursor,
+                                         RT_CURSOR, client, DixUseAccess);
+	if (status != Success)
+	{
+	    client->errorValue = stuff->cursor;
+	    return status;
+	}
+    }
+
+    status = dixLookupWindow((WindowPtr*)&tmp, stuff->grab_window, client, DixSetAttrAccess);
+    if (status != Success)
+	return status;
+
+    status = CheckGrabValues(client, &param);
+    if (status != Success)
+        return status;
+
+    modifiers = (uint32_t*)&stuff[1] + stuff->mask_len;
+    modifiers_failed = calloc(stuff->num_modifiers, sizeof(xXIGrabModifierInfo));
+    if (!modifiers_failed)
+        return BadAlloc;
+
+    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);
+
+    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)
+    {
+        param.modifiers = *modifiers;
+        switch(stuff->grab_type)
+        {
+            case XIGrabtypeButton:
+                status = GrabButton(client, dev, mod_dev, stuff->detail,
+                                    &param, GRABTYPE_XI2, &mask);
+                break;
+            case XIGrabtypeKeycode:
+                status = GrabKey(client, dev, mod_dev, stuff->detail,
+                                 &param, GRABTYPE_XI2, &mask);
+                break;
+            case XIGrabtypeEnter:
+            case XIGrabtypeFocusIn:
+                status = GrabWindow(client, dev, stuff->grab_type,
+                                    &param, &mask);
+                break;
+        }
+
+        if (status != GrabSuccess)
+        {
+            xXIGrabModifierInfo *info = modifiers_failed + rep.num_modifiers;
+
+            info->status = status;
+            info->modifiers = *modifiers;
+            if (client->swapped)
+                swapl(&info->modifiers, n);
+
+            rep.num_modifiers++;
+            rep.length += bytes_to_int32(sizeof(xXIGrabModifierInfo));
+        }
+    }
+
+    WriteReplyToClient(client, sizeof(rep), &rep);
+    if (rep.num_modifiers)
+        WriteToClient(client, rep.length * 4, (char*)modifiers_failed);
+
+    free(modifiers_failed);
+    return ret;
+}
+
+void
+SRepXIPassiveGrabDevice(ClientPtr client, int size,
+                        xXIPassiveGrabDeviceReply * rep)
+{
+    char n;
+
+    swaps(&rep->sequenceNumber, n);
+    swapl(&rep->length, n);
+    swaps(&rep->num_modifiers, n);
+
+    WriteToClient(client, size, (char *)rep);
+}
+
+int
+SProcXIPassiveUngrabDevice(ClientPtr client)
+{
+    char n;
+    int i;
+    uint32_t *modifiers;
+
+    REQUEST(xXIPassiveUngrabDeviceReq);
+
+    swaps(&stuff->length, n);
+    swapl(&stuff->grab_window, n);
+    swaps(&stuff->deviceid, n);
+    swapl(&stuff->detail, n);
+    swaps(&stuff->num_modifiers, n);
+
+    modifiers = (uint32_t*)&stuff[1];
+
+    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)
+        swapl(modifiers, n);
+
+    return ProcXIPassiveUngrabDevice(client);
+}
+
+int
+ProcXIPassiveUngrabDevice(ClientPtr client)
+{
+    DeviceIntPtr dev, mod_dev;
+    WindowPtr win;
+    GrabRec tempGrab;
+    uint32_t* modifiers;
+    int i, rc;
+
+    REQUEST(xXIPassiveUngrabDeviceReq);
+    REQUEST_AT_LEAST_SIZE(xXIPassiveUngrabDeviceReq);
+
+    rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);
+    if (rc != Success)
+	return rc;
+
+    if (stuff->grab_type != XIGrabtypeButton &&
+        stuff->grab_type != XIGrabtypeKeycode &&
+        stuff->grab_type != XIGrabtypeEnter &&
+        stuff->grab_type != XIGrabtypeFocusIn)
+    {
+        client->errorValue = stuff->grab_type;
+        return BadValue;
+    }
+
+    if ((stuff->grab_type == XIGrabtypeEnter ||
+         stuff->grab_type == XIGrabtypeFocusIn) && stuff->detail != 0)
+    {
+        client->errorValue = stuff->detail;
+        return BadValue;
+    }
+
+    rc = dixLookupWindow(&win, stuff->grab_window, client, DixSetAttrAccess);
+    if (rc != Success)
+        return rc;
+
+    mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);
+
+    tempGrab.resource = client->clientAsMask;
+    tempGrab.device = dev;
+    tempGrab.window = win;
+    switch(stuff->grab_type)
+    {
+        case XIGrabtypeButton:  tempGrab.type = XI_ButtonPress; break;
+        case XIGrabtypeKeycode:  tempGrab.type = XI_KeyPress;    break;
+        case XIGrabtypeEnter:   tempGrab.type = XI_Enter;       break;
+        case XIGrabtypeFocusIn: tempGrab.type = XI_FocusIn;     break;
+    }
+    tempGrab.grabtype = GRABTYPE_XI2;
+    tempGrab.modifierDevice = mod_dev;
+    tempGrab.modifiersDetail.pMask = NULL;
+    tempGrab.detail.exact = stuff->detail;
+    tempGrab.detail.pMask = NULL;
+
+    modifiers = (uint32_t*)&stuff[1];
+
+    for (i = 0; i < stuff->num_modifiers; i++, modifiers++)
+    {
+        tempGrab.modifiersDetail.exact = *modifiers;
+        DeletePassiveGrabFromList(&tempGrab);
+    }
+
+    return Success;
+}