267 lines
8.1 KiB
C
267 lines
8.1 KiB
C
/**
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* Copyright © 2011 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/* Test relies on assert() */
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#undef NDEBUG
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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/*
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* Protocol testing for XIPassiveGrab request.
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*/
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#include <stdint.h>
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include <X11/extensions/XI2proto.h>
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#include "dix/exevents_priv.h"
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#include "inputstr.h"
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#include "windowstr.h"
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#include "scrnintstr.h"
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#include "xipassivegrab.h"
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#include "exglobals.h"
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#include "protocol-common.h"
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DECLARE_WRAP_FUNCTION(WriteToClient, void, ClientPtr client, int len, void *data);
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DECLARE_WRAP_FUNCTION(GrabButton, int,
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ClientPtr client, DeviceIntPtr dev,
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DeviceIntPtr modifier_device, int button,
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GrabParameters *param, enum InputLevel grabtype,
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GrabMask *mask);
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extern ClientRec client_window;
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static ClientRec client_request;
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#define N_MODS 7
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static uint32_t modifiers[N_MODS] = { 1, 2, 3, 4, 5, 6, 7 };
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static struct test_data {
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int num_modifiers;
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} testdata;
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static void reply_XIPassiveGrabDevice_data(ClientPtr client, int len,
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void *data);
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static int
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override_GrabButton(ClientPtr client, DeviceIntPtr dev,
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DeviceIntPtr modifier_device, int button,
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GrabParameters *param, enum InputLevel grabtype,
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GrabMask *mask)
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{
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/* Fail every odd modifier */
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if (param->modifiers % 2)
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return BadAccess;
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return Success;
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}
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static void
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reply_XIPassiveGrabDevice(ClientPtr client, int len, void *data)
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{
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xXIPassiveGrabDeviceReply *reply = (xXIPassiveGrabDeviceReply *) data;
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xXIPassiveGrabDeviceReply rep = *reply; /* copy so swapping doesn't touch the real reply */
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assert(len < 0xffff); /* suspicious size, swapping bug */
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swaps(&rep.num_modifiers);
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testdata.num_modifiers = rep.num_modifiers;
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}
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reply_check_defaults(&rep, len, XIPassiveGrabDevice);
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/* ProcXIPassiveGrabDevice sends the data in two batches, let the second
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* handler handle the modifier data */
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if (rep.num_modifiers > 0)
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wrapped_WriteToClient = reply_XIPassiveGrabDevice_data;
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}
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static void
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reply_XIPassiveGrabDevice_data(ClientPtr client, int len, void *data)
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{
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int i;
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xXIGrabModifierInfo *mods = (xXIGrabModifierInfo *) data;
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assert(len < 0xffff); /* suspicious size, swapping bug */
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for (i = 0; i < testdata.num_modifiers; i++, mods++) {
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if (client->swapped)
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swapl(&mods->modifiers);
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/* 1 - 7 is the range we use for the global modifiers array
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* above */
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assert(mods->modifiers > 0);
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assert(mods->modifiers <= 7);
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assert(mods->modifiers % 2 == 1); /* because we fail odd ones */
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assert(mods->status != Success);
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assert(mods->pad0 == 0);
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assert(mods->pad1 == 0);
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}
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wrapped_WriteToClient = reply_XIPassiveGrabDevice;
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}
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static void
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request_XIPassiveGrabDevice(ClientPtr client, xXIPassiveGrabDeviceReq * req,
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int error, int errval)
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{
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int rc;
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int local_modifiers;
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int mask_len;
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client_request.req_len = req->length;
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rc = ProcXIPassiveGrabDevice(&client_request);
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assert(rc == error);
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if (rc != Success)
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assert(client_request.errorValue == errval);
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client_request.swapped = TRUE;
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swaps(&req->length);
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swapl(&req->time);
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swapl(&req->grab_window);
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swapl(&req->cursor);
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swapl(&req->detail);
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swaps(&req->deviceid);
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local_modifiers = req->num_modifiers;
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swaps(&req->num_modifiers);
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mask_len = req->mask_len;
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swaps(&req->mask_len);
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while (local_modifiers--) {
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CARD32 *mod = (CARD32 *) (req + 1) + mask_len + local_modifiers;
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swapl(mod);
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}
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rc = SProcXIPassiveGrabDevice(&client_request);
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assert(rc == error);
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if (rc != Success)
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assert(client_request.errorValue == errval);
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}
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static unsigned char *data[4096]; /* the request buffer */
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static void
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test_XIPassiveGrabDevice(void)
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{
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int i;
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xXIPassiveGrabDeviceReq *request = (xXIPassiveGrabDeviceReq *) data;
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unsigned char *mask;
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wrapped_GrabButton = override_GrabButton;
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init_simple();
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request_init(request, XIPassiveGrabDevice);
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request->grab_window = CLIENT_WINDOW_ID;
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wrapped_WriteToClient = reply_XIPassiveGrabDevice;
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client_request = init_client(request->length, request);
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dbg("Testing invalid device\n");
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request->deviceid = 12;
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request_XIPassiveGrabDevice(&client_request, request, BadDevice,
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request->deviceid);
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dbg("Testing invalid length\n");
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request->length -= 2;
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request_XIPassiveGrabDevice(&client_request, request, BadLength,
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client_request.errorValue);
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/* re-init request since swapped length test leaves some values swapped */
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request_init(request, XIPassiveGrabDevice);
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request->grab_window = CLIENT_WINDOW_ID;
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request->deviceid = XIAllMasterDevices;
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dbg("Testing invalid grab types\n");
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for (i = XIGrabtypeGestureSwipeBegin + 1; i < 0xFF; i++) {
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request->grab_type = i;
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request_XIPassiveGrabDevice(&client_request, request, BadValue,
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request->grab_type);
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}
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dbg("Testing invalid grab type + detail combinations\n");
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request->grab_type = XIGrabtypeEnter;
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request->detail = 1;
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request_XIPassiveGrabDevice(&client_request, request, BadValue,
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request->detail);
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request->grab_type = XIGrabtypeFocusIn;
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request_XIPassiveGrabDevice(&client_request, request, BadValue,
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request->detail);
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request->detail = 0;
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dbg("Testing invalid masks\n");
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mask = (unsigned char *) &request[1];
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request->mask_len = bytes_to_int32(XI2LASTEVENT + 1);
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request->length += request->mask_len;
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SetBit(mask, XI2LASTEVENT + 1);
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request_XIPassiveGrabDevice(&client_request, request, BadValue,
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XI2LASTEVENT + 1);
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ClearBit(mask, XI2LASTEVENT + 1);
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/* tested all special cases now, test a few valid cases */
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/* no modifiers */
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request->deviceid = XIAllDevices;
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request->grab_type = XIGrabtypeButton;
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request->detail = XIAnyButton;
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request_XIPassiveGrabDevice(&client_request, request, Success, 0);
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/* Set a few random masks to make sure we handle modifiers correctly */
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SetBit(mask, XI_ButtonPress);
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SetBit(mask, XI_KeyPress);
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SetBit(mask, XI_Enter);
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/* some modifiers */
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request->num_modifiers = N_MODS;
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request->length += N_MODS;
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memcpy((uint32_t *) (request + 1) + request->mask_len, modifiers,
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sizeof(modifiers));
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request_XIPassiveGrabDevice(&client_request, request, Success, 0);
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}
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const testfunc_t*
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protocol_xipassivegrabdevice_test(void)
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{
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static const testfunc_t testfuncs[] = {
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test_XIPassiveGrabDevice,
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NULL,
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};
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return testfuncs;
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}
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