349 lines
12 KiB
C
349 lines
12 KiB
C
/**
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* Copyright © 2009 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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#include <dix-config.h>
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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 <X11/Xatom.h>
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#include "inputstr.h"
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#include "extinit.h"
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#include "exglobals.h"
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#include "scrnintstr.h"
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#include "xkbsrv.h"
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#include "xiquerydevice.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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/*
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* Protocol testing for XIQueryDevice request and reply.
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*
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* Test approach:
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* Wrap WriteToClient to intercept server's reply. ProcXIQueryDevice returns
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* data in two batches, once for the request, once for the trailing data
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* with the device information.
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* Repeatedly test with varying deviceids and check against data in reply.
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*/
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static struct test_data {
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int which_device;
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int num_devices_in_reply;
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} test_data;
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extern ClientRec client_window;
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static void reply_XIQueryDevice_data(ClientPtr client, int len, void *data);
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/* reply handling for the first bytes that constitute the reply */
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static void
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reply_XIQueryDevice(ClientPtr client, int len, void *data)
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{
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xXIQueryDeviceReply *reply = (xXIQueryDeviceReply *) data;
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xXIQueryDeviceReply 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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swapl(&rep.length);
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swaps(&rep.sequenceNumber);
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swaps(&rep.num_devices);
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}
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reply_check_defaults(&rep, len, XIQueryDevice);
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if (test_data.which_device == XIAllDevices)
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assert(rep.num_devices == devices.num_devices);
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else if (test_data.which_device == XIAllMasterDevices)
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assert(rep.num_devices == devices.num_master_devices);
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else
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assert(rep.num_devices == 1);
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test_data.num_devices_in_reply = rep.num_devices;
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wrapped_WriteToClient = reply_XIQueryDevice_data;
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}
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/* reply handling for the trailing bytes that constitute the device info */
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static void
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reply_XIQueryDevice_data(ClientPtr client, int len, void *data)
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{
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int i, j;
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DeviceIntPtr dev;
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xXIDeviceInfo *info = (xXIDeviceInfo *) data;
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xXIAnyInfo *any;
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assert(len < 0xffff); /* suspicious size, swapping bug */
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for (i = 0; i < test_data.num_devices_in_reply; i++) {
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if (client->swapped) {
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swaps(&info->deviceid);
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swaps(&info->attachment);
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swaps(&info->use);
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swaps(&info->num_classes);
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swaps(&info->name_len);
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}
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if (test_data.which_device > XIAllMasterDevices)
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assert(info->deviceid == test_data.which_device);
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assert(info->deviceid >= 2); /* 0 and 1 is reserved */
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switch (info->deviceid) {
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case 2: /* VCP */
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dev = devices.vcp;
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assert(info->use == XIMasterPointer);
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assert(info->attachment == devices.vck->id);
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assert(info->num_classes == 3); /* 2 axes + button */
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break;
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case 3: /* VCK */
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dev = devices.vck;
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assert(info->use == XIMasterKeyboard);
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assert(info->attachment == devices.vcp->id);
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assert(info->num_classes == 1);
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break;
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case 4: /* mouse */
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dev = devices.mouse;
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assert(info->use == XISlavePointer);
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assert(info->attachment == devices.vcp->id);
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assert(info->num_classes == 7); /* 4 axes + button + 2 scroll */
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break;
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case 5: /* keyboard */
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dev = devices.kbd;
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assert(info->use == XISlaveKeyboard);
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assert(info->attachment == devices.vck->id);
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assert(info->num_classes == 1);
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break;
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default:
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/* We shouldn't get here */
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assert(0);
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break;
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}
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assert(info->enabled == dev->enabled);
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assert(info->name_len == strlen(dev->name));
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assert(strncmp((char *) &info[1], dev->name, info->name_len) == 0);
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any =
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(xXIAnyInfo *) ((char *) &info[1] + ((info->name_len + 3) / 4) * 4);
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for (j = 0; j < info->num_classes; j++) {
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if (client->swapped) {
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swaps(&any->type);
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swaps(&any->length);
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swaps(&any->sourceid);
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}
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switch (info->deviceid) {
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case 3: /* VCK and kbd have the same properties */
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case 5:
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{
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int k;
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xXIKeyInfo *ki = (xXIKeyInfo *) any;
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XkbDescPtr xkb = devices.vck->key->xkbInfo->desc;
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uint32_t *kc;
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if (client->swapped)
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swaps(&ki->num_keycodes);
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assert(any->type == XIKeyClass);
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assert(ki->num_keycodes ==
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(xkb->max_key_code - xkb->min_key_code + 1));
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assert(any->length == (2 + ki->num_keycodes));
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kc = (uint32_t *) &ki[1];
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for (k = 0; k < ki->num_keycodes; k++, kc++) {
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if (client->swapped)
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swapl(kc);
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assert(*kc >= xkb->min_key_code);
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assert(*kc <= xkb->max_key_code);
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}
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break;
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}
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case 4:
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{
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assert(any->type == XIButtonClass ||
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any->type == XIValuatorClass ||
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any->type == XIScrollClass);
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if (any->type == XIScrollClass) {
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xXIScrollInfo *si = (xXIScrollInfo *) any;
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if (client->swapped) {
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swaps(&si->number);
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swaps(&si->scroll_type);
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swapl(&si->increment.integral);
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swapl(&si->increment.frac);
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}
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assert(si->length == 6);
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assert(si->number == 2 || si->number == 3);
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if (si->number == 2) {
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assert(si->scroll_type == XIScrollTypeVertical);
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assert(!si->flags);
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}
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if (si->number == 3) {
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assert(si->scroll_type == XIScrollTypeHorizontal);
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assert(si->flags & XIScrollFlagPreferred);
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assert(!(si->flags & ~XIScrollFlagPreferred));
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}
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assert(si->increment.integral == si->number);
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/* protocol-common.c sets up increments of 2.4 and 3.5 */
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assert(si->increment.frac > 0.3 * (1ULL << 32));
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assert(si->increment.frac < 0.6 * (1ULL << 32));
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}
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}
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/* fall through */
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case 2: /* VCP and mouse have the same properties except for scroll */
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{
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if (info->deviceid == 2) /* VCP */
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assert(any->type == XIButtonClass ||
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any->type == XIValuatorClass);
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if (any->type == XIButtonClass) {
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int l;
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xXIButtonInfo *bi = (xXIButtonInfo *) any;
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if (client->swapped)
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swaps(&bi->num_buttons);
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assert(bi->num_buttons == devices.vcp->button->numButtons);
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l = 2 + bi->num_buttons +
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bytes_to_int32(bits_to_bytes(bi->num_buttons));
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assert(bi->length == l);
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}
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else if (any->type == XIValuatorClass) {
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xXIValuatorInfo *vi = (xXIValuatorInfo *) any;
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if (client->swapped) {
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swaps(&vi->number);
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swapl(&vi->label);
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swapl(&vi->min.integral);
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swapl(&vi->min.frac);
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swapl(&vi->max.integral);
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swapl(&vi->max.frac);
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swapl(&vi->resolution);
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}
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assert(vi->length == 11);
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assert(vi->number >= 0);
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assert(vi->number < 4);
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if (info->deviceid == 2) /* VCP */
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assert(vi->number < 2);
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assert(vi->mode == XIModeRelative);
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/* device was set up as relative, so standard
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* values here. */
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assert(vi->min.integral == -1);
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assert(vi->min.frac == 0);
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assert(vi->max.integral == -1);
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assert(vi->max.frac == 0);
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assert(vi->resolution == 0);
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}
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}
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break;
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}
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any = (xXIAnyInfo *) (((char *) any) + any->length * 4);
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}
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info = (xXIDeviceInfo *) any;
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}
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}
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static void
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request_XIQueryDevice(struct test_data *querydata, int deviceid, int error)
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{
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int rc;
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ClientRec client;
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xXIQueryDeviceReq request;
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request_init(&request, XIQueryDevice);
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client = init_client(request.length, &request);
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wrapped_WriteToClient = reply_XIQueryDevice;
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querydata->which_device = deviceid;
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request.deviceid = deviceid;
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rc = ProcXIQueryDevice(&client);
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assert(rc == error);
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if (rc != Success)
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assert(client.errorValue == deviceid);
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wrapped_WriteToClient = reply_XIQueryDevice;
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client.swapped = TRUE;
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swaps(&request.length);
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swaps(&request.deviceid);
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rc = SProcXIQueryDevice(&client);
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assert(rc == error);
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if (rc != Success)
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assert(client.errorValue == deviceid);
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}
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static void
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test_XIQueryDevice(void)
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{
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int i;
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xXIQueryDeviceReq request;
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init_simple();
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wrapped_WriteToClient = reply_XIQueryDevice;
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request_init(&request, XIQueryDevice);
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dbg("Testing XIAllDevices.\n");
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request_XIQueryDevice(&test_data, XIAllDevices, Success);
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dbg("Testing XIAllMasterDevices.\n");
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request_XIQueryDevice(&test_data, XIAllMasterDevices, Success);
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dbg("Testing existing device ids.\n");
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for (i = 2; i < 6; i++)
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request_XIQueryDevice(&test_data, i, Success);
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dbg("Testing non-existing device ids.\n");
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for (i = 6; i <= 0xFFFF; i++)
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request_XIQueryDevice(&test_data, i, BadDevice);
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}
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const testfunc_t*
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protocol_xiquerydevice_test(void)
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{
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static const testfunc_t testfuncs[] = {
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test_XIQueryDevice,
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NULL,
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};
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return testfuncs;
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}
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