1 files changed, 241 insertions, 0 deletions
diff --git a/xorg-server/test/xi2/protocol-xigetselectedevents.c b/xorg-server/test/xi2/protocol-xigetselectedevents.c
new file mode 100644
index 000000000..97aae159f
--- /dev/null
+++ b/xorg-server/test/xi2/protocol-xigetselectedevents.c
@@ -0,0 +1,241 @@
+/**
+ * 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
+
+/*
+ * Protocol testing for XIGetSelectedEvents request.
+ *
+ * Tests include:
+ * BadWindow on wrong window.
+ * Zero-length masks if no masks are set.
+ * Valid masks for valid devices.
+ * Masks set on non-existent devices are not returned.
+ *
+ * Note that this test is not connected to the XISelectEvents request.
+ */
+#include <stdint.h>
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include <X11/extensions/XI2proto.h>
+#include "inputstr.h"
+#include "windowstr.h"
+#include "extinit.h" /* for XInputExtensionInit */
+#include "scrnintstr.h"
+#include "xiselectev.h"
+#include "exevents.h"
+
+#include "protocol-common.h"
+#include <glib.h>
+
+static void reply_XIGetSelectedEvents(ClientPtr client, int len, char *data, void *userdata);
+static void reply_XIGetSelectedEvents_data(ClientPtr client, int len, char *data, void *userdata);
+
+
+struct {
+    int num_masks_expected;
+    unsigned char mask[MAXDEVICES][XI2LASTEVENT]; /* intentionally bigger */
+    int mask_len;
+} test_data;
+
+/* dixLookupWindow requires a lot of setup not necessary for this test.
+ * Simple wrapper that returns either one of the fake root window or the
+ * fake client window. If the requested ID is neither of those wanted,
+ * return whatever the real dixLookupWindow does.
+ */
+int __wrap_dixLookupWindow(WindowPtr *win, XID id, ClientPtr client, Mask access)
+{
+    if (id == root.drawable.id)
+    {
+        *win = &root;
+        return Success;
+    } else if (id == window.drawable.id)
+    {
+        *win = &window;
+        return Success;
+    }
+
+    return __real_dixLookupWindow(win, id, client, access);
+}
+
+/* AddResource is called from XISetSEventMask, we don't need this */
+Bool __wrap_AddResource(XID id, RESTYPE type, pointer value)
+{
+    return TRUE;
+}
+
+static void reply_XIGetSelectedEvents(ClientPtr client, int len, char *data, void *userdata)
+{
+    xXIGetSelectedEventsReply *rep = (xXIGetSelectedEventsReply*)data;
+
+    if (client->swapped)
+    {
+        char n;
+        swapl(&rep->length, n);
+        swaps(&rep->sequenceNumber, n);
+        swaps(&rep->num_masks, n);
+    }
+
+    reply_check_defaults(rep, len, XIGetSelectedEvents);
+
+    g_assert(rep->num_masks == test_data.num_masks_expected);
+
+    reply_handler = reply_XIGetSelectedEvents_data;
+}
+
+static void reply_XIGetSelectedEvents_data(ClientPtr client, int len, char *data, void *userdata)
+{
+    int i;
+    xXIEventMask *mask;
+    unsigned char *bitmask;
+
+    mask = (xXIEventMask*)data;
+    for (i = 0; i < test_data.num_masks_expected; i++)
+    {
+        if (client->swapped)
+        {
+            char n;
+            swaps(&mask->deviceid, n);
+            swaps(&mask->mask_len, n);
+        }
+
+        g_assert(mask->deviceid < 6);
+        g_assert(mask->mask_len <= (((XI2LASTEVENT + 8)/8) + 3)/4) ;
+
+        bitmask = (unsigned char*)&mask[1];
+        g_assert(memcmp(bitmask,
+                    test_data.mask[mask->deviceid],
+                    mask->mask_len * 4) == 0);
+
+        mask = (xXIEventMask*)((char*)mask + mask->mask_len * 4 + sizeof(xXIEventMask));
+    }
+
+
+}
+
+static void request_XIGetSelectedEvents(xXIGetSelectedEventsReq* req, int error)
+{
+    char n;
+    int rc;
+    ClientRec client;
+    client = init_client(req->length, req);
+
+    reply_handler = reply_XIGetSelectedEvents;
+
+    rc = ProcXIGetSelectedEvents(&client);
+    g_assert(rc == error);
+
+    reply_handler = reply_XIGetSelectedEvents;
+    client.swapped = TRUE;
+    swapl(&req->win, n);
+    swaps(&req->length, n);
+    rc = SProcXIGetSelectedEvents(&client);
+    g_assert(rc == error);
+}
+
+static void test_XIGetSelectedEvents(void)
+{
+    int i, j;
+    xXIGetSelectedEventsReq request;
+    ClientRec client = init_client(0, NULL);
+    unsigned char *mask;
+    DeviceIntRec dev;
+
+    request_init(&request, XIGetSelectedEvents);
+
+    g_test_message("Testing for BadWindow on invalid window.");
+    request.win = None;
+    request_XIGetSelectedEvents(&request, BadWindow);
+
+    g_test_message("Testing for zero-length (unset) masks.");
+    /* No masks set yet */
+    test_data.num_masks_expected = 0;
+    request.win = ROOT_WINDOW_ID;
+    request_XIGetSelectedEvents(&request, Success);
+
+    request.win = CLIENT_WINDOW_ID;
+    request_XIGetSelectedEvents(&request, Success);
+
+    memset(test_data.mask, 0,
+           sizeof(test_data.mask));
+
+    g_test_message("Testing for valid masks");
+    memset(&dev, 0, sizeof(dev)); /* dev->id is enough for XISetEventMask */
+    request.win = ROOT_WINDOW_ID;
+
+    /* devices 6 - MAXDEVICES don't exist, they mustn't be included in the
+     * reply even if a mask is set */
+    for (j = 0; j < MAXDEVICES; j++)
+    {
+        test_data.num_masks_expected = min(j + 1, devices.num_devices + 2);
+        dev.id = j;
+        mask = test_data.mask[j];
+        /* bits one-by-one */
+        for (i = 0; i < XI2LASTEVENT; i++)
+        {
+            SetBit(mask, i);
+            XISetEventMask(&dev, &root, &client, (i + 8)/8, mask);
+            request_XIGetSelectedEvents(&request, Success);
+            ClearBit(mask, i);
+        }
+
+        /* all valid mask bits */
+        for (i = 0; i < XI2LASTEVENT; i++)
+        {
+            SetBit(mask, i);
+            XISetEventMask(&dev, &root, &client, (i + 8)/8, mask);
+            request_XIGetSelectedEvents(&request, Success);
+        }
+    }
+
+    g_test_message("Testing removing all masks");
+    /* Unset all masks one-by-one */
+    for (j = MAXDEVICES - 1; j >= 0; j--)
+    {
+        if (j < devices.num_devices + 2)
+            test_data.num_masks_expected--;
+
+        mask = test_data.mask[j];
+        memset(mask, 0, XI2LASTEVENT);
+
+        dev.id = j;
+        XISetEventMask(&dev, &root, &client, 0, NULL);
+
+        request_XIGetSelectedEvents(&request, Success);
+    }
+}
+
+int main(int argc, char** argv)
+{
+    g_test_init(&argc, &argv,NULL);
+    g_test_bug_base("https://bugzilla.freedesktop.org/show_bug.cgi?id=");
+
+    init_simple();
+
+    g_test_add_func("/xi2/protocol/XIGetSelectedEvents", test_XIGetSelectedEvents);
+
+    return g_test_run();
+}
+