mirror of
https://github.com/openharmony/distributedhardware_distributed_input.git
synced 2026-07-18 16:04:40 -04:00
openharmony_ci
468 lines
14 KiB
C++
468 lines
14 KiB
C++
/*
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* Copyright (c) 2022-2024 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "dinput_utils_tool.h"
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#include <algorithm>
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#include <climits>
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#include <cstdarg>
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#include <cstdio>
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#include <random>
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#include <dirent.h>
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#include <fcntl.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <openssl/sha.h>
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#include "nlohmann/json.hpp"
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#include "securec.h"
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#include "softbus_bus_center.h"
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#include "constants_dinput.h"
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#include "dinput_errcode.h"
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#include "dinput_softbus_define.h"
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namespace OHOS {
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namespace DistributedHardware {
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namespace DistributedInput {
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namespace {
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constexpr int32_t HEX_TO_UINT8 = 2;
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constexpr size_t INT32_SHORT_ID_LENGTH = 20;
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constexpr size_t INT32_PLAINTEXT_LENGTH = 4;
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constexpr size_t INT32_MIN_ID_LENGTH = 3;
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constexpr int32_t WIDTH = 4;
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constexpr unsigned char MASK = 0x0F;
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constexpr int32_t DOUBLE_TIMES = 2;
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constexpr int32_t INT32_STRING_LENGTH = 40;
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constexpr uint32_t ERROR_MSG_MAX_LEN = 256;
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constexpr int32_t MAX_RETRY_COUNT = 3;
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constexpr uint32_t SLEEP_TIME_US = 10 * 1000;
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constexpr char DHID_SPLIT = '.';
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}
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DevInfo GetLocalDeviceInfo()
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{
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DevInfo devInfo{"", "", 0};
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auto info = std::make_unique<NodeBasicInfo>();
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auto ret = GetLocalNodeDeviceInfo(DINPUT_PKG_NAME.c_str(), info.get());
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if (ret != 0) {
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DHLOGE("GetLocalNodeDeviceInfo failed, errCode = %d", ret);
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return devInfo;
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}
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devInfo.networkId = info->networkId;
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devInfo.deviceName = info->deviceName;
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devInfo.deviceType = info->deviceTypeId;
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return devInfo;
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}
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std::string GetLocalNetworkId()
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{
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std::string localNetworkId = GetLocalDeviceInfo().networkId;
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if (localNetworkId.empty()) {
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DHLOGE("local networkId is empty!");
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}
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DHLOGI("GetLocalNetworkId, device local networkId is %s", GetAnonyString(localNetworkId).c_str());
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return localNetworkId;
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}
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std::string GetUUIDBySoftBus(const std::string &networkId)
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{
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if (networkId.empty()) {
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return "";
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}
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char uuid[UUID_BUF_LEN] = {0};
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auto ret = GetNodeKeyInfo(DINPUT_PKG_NAME.c_str(), networkId.c_str(), NodeDeviceInfoKey::NODE_KEY_UUID,
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reinterpret_cast<uint8_t *>(uuid), UUID_BUF_LEN);
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return (ret == DH_SUCCESS) ? std::string(uuid) : "";
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}
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uint64_t GetCurrentTimeUs()
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{
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constexpr int32_t usOneSecond = 1000 * 1000;
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struct timeval tv;
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gettimeofday(&tv, nullptr);
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return tv.tv_sec * usOneSecond + tv.tv_usec;
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}
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std::string SetAnonyId(const std::string &message)
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{
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nlohmann::json jsonObj = nlohmann::json::parse(message, nullptr, false);
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if (jsonObj.is_discarded()) {
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DHLOGE("jsonObj parse failed!");
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return "";
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}
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if (IsString(jsonObj, DINPUT_SOFTBUS_KEY_DEVICE_ID)) {
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jsonObj[DINPUT_SOFTBUS_KEY_DEVICE_ID] = GetAnonyString(jsonObj[DINPUT_SOFTBUS_KEY_DEVICE_ID]);
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}
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if (IsString(jsonObj, DESCRIPTOR)) {
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jsonObj[DESCRIPTOR] = GetAnonyString(jsonObj[DESCRIPTOR]);
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}
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if (IsString(jsonObj, DINPUT_SOFTBUS_KEY_INPUT_DATA)) {
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jsonObj[DINPUT_SOFTBUS_KEY_INPUT_DATA] = GetAnonyString(jsonObj[DINPUT_SOFTBUS_KEY_INPUT_DATA]);
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}
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if (IsString(jsonObj, DINPUT_SOFTBUS_KEY_VECTOR_DHID)) {
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std::string dhidStr = jsonObj[DINPUT_SOFTBUS_KEY_VECTOR_DHID];
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dhidStr.append(".");
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size_t pos = dhidStr.find(".");
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std::string anonyDhidStr = "";
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while (pos != dhidStr.npos) {
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anonyDhidStr += GetAnonyString(dhidStr.substr(0, pos)) + ".";
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dhidStr = dhidStr.substr(pos + 1, dhidStr.size());
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pos = dhidStr.find(".");
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}
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jsonObj[DINPUT_SOFTBUS_KEY_VECTOR_DHID] = anonyDhidStr.substr(0, anonyDhidStr.length() - 1);
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}
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if (IsString(jsonObj, DINPUT_SOFTBUS_KEY_SRC_DEV_ID)) {
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jsonObj[DINPUT_SOFTBUS_KEY_SRC_DEV_ID] = GetAnonyString(jsonObj[DINPUT_SOFTBUS_KEY_SRC_DEV_ID]);
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}
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if (IsString(jsonObj, DINPUT_SOFTBUS_KEY_SINK_DEV_ID)) {
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jsonObj[DINPUT_SOFTBUS_KEY_SINK_DEV_ID] = GetAnonyString(jsonObj[DINPUT_SOFTBUS_KEY_SINK_DEV_ID]);
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}
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return jsonObj.dump();
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}
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bool IsBoolean(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_boolean();
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}
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bool IsString(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_string();
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}
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bool IsInt32(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_number_integer() && INT32_MIN <= jsonObj[key] &&
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jsonObj[key] <= INT32_MAX;
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}
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bool IsInt64(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_number_integer() && INT64_MIN <= jsonObj[key] &&
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jsonObj[key] <= INT64_MAX;
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}
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bool IsUInt16(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_number_unsigned() && jsonObj[key] <= UINT16_MAX;
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}
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bool IsUInt32(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_number_unsigned() && jsonObj[key] <= UINT32_MAX;
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}
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bool IsUInt64(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_number_unsigned() && jsonObj[key] <= UINT64_MAX;
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}
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bool IsArray(const nlohmann::json &jsonObj, const std::string &key)
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{
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return jsonObj.contains(key) && jsonObj[key].is_array();
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}
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std::string GetNodeDesc(std::string parameters)
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{
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nlohmann::json parObj = nlohmann::json::parse(parameters, nullptr, false);
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if (parObj.is_discarded()) {
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DHLOGE("parObj parse failed!");
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return "";
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}
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std::string nodeName = "N/A";
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std::string physicalPath = "N/A";
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int32_t classes = -1;
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if (IsString(parObj, DEVICE_NAME) && IsString(parObj, PHYSICAL_PATH) && IsInt32(parObj, CLASSES)) {
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nodeName = parObj.at(DEVICE_NAME).get<std::string>();
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physicalPath = parObj.at(PHYSICAL_PATH).get<std::string>();
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classes = parObj.at(CLASSES).get<int32_t>();
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}
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return "{ nodeName: " + nodeName + ", physicalPath: " + physicalPath + ", classes: " +
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std::to_string(classes) + " }";
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}
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std::string GetAnonyString(const std::string &value)
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{
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std::string res;
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std::string tmpStr("******");
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size_t strLen = value.length();
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if (strLen < INT32_MIN_ID_LENGTH) {
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return tmpStr;
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}
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if (strLen <= INT32_SHORT_ID_LENGTH) {
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res += value[0];
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res += tmpStr;
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res += value[strLen - 1];
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} else {
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res.append(value, 0, INT32_PLAINTEXT_LENGTH);
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res += tmpStr;
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res.append(value, strLen - INT32_PLAINTEXT_LENGTH, INT32_PLAINTEXT_LENGTH);
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}
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return res;
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}
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std::string GetAnonyInt32(const int32_t value)
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{
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char tempBuffer[INT32_STRING_LENGTH] = "";
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int32_t secRet = sprintf_s(tempBuffer, INT32_STRING_LENGTH, "%d", value);
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if (secRet <= 0) {
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std::string nullString("");
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return nullString;
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}
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size_t length = strlen(tempBuffer);
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for (size_t i = 1; i <= length - 1; i++) {
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tempBuffer[i] = '*';
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}
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if (length == 0x01) {
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tempBuffer[0] = '*';
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}
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std::string tempString(tempBuffer);
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return tempString;
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}
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std::string Sha256(const std::string &in)
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{
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unsigned char out[SHA256_DIGEST_LENGTH * HEX_TO_UINT8 + 1] = {0};
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SHA256_CTX ctx;
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SHA256_Init(&ctx);
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SHA256_Update(&ctx, in.data(), in.size());
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SHA256_Final(&out[SHA256_DIGEST_LENGTH], &ctx);
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// here we translate sha256 hash to hexadecimal. each 8-bit char will be presented by two characters([0-9a-f])
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const char* hexCode = "0123456789abcdef";
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for (int32_t i = 0; i < SHA256_DIGEST_LENGTH; ++i) {
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unsigned char value = out[SHA256_DIGEST_LENGTH + i];
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// uint8_t is 2 digits in hexadecimal.
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out[i * DOUBLE_TIMES] = hexCode[(value >> WIDTH) & MASK];
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out[i * DOUBLE_TIMES + 1] = hexCode[value & MASK];
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}
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out[SHA256_DIGEST_LENGTH * DOUBLE_TIMES] = 0;
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return reinterpret_cast<char*>(out);
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}
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void CloseFd(int fd)
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{
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if (fd < 0) {
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DHLOGE("No fd need to beclosed.");
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return;
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}
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close(fd);
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fd = UN_INIT_FD_VALUE;
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}
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int BitIsSet(const unsigned long *array, int bit)
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{
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return !!(array[bit / LONG_BITS] & (1LL << (bit % LONG_BITS)));
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}
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void SplitStringToVector(const std::string &str, const char split, std::vector<std::string> &vecStr)
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{
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if (str.empty()) {
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DHLOGE("SplitStringToVector param str is error.");
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return;
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}
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std::string strTmp = str + split;
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size_t pos = strTmp.find(split);
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while (pos != strTmp.npos) {
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std::string matchTmp = strTmp.substr(0, pos);
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vecStr.push_back(matchTmp);
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strTmp = strTmp.substr(pos + 1, strTmp.size());
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pos = strTmp.find(split);
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}
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}
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int OpenInputDeviceFdByPath(const std::string &devicePath)
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{
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chmod(devicePath.c_str(), S_IWRITE | S_IREAD);
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char canonicalDevicePath[PATH_MAX] = {0x00};
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if (devicePath.length() == 0 || devicePath.length() >= PATH_MAX ||
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realpath(devicePath.c_str(), canonicalDevicePath) == nullptr) {
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DHLOGE("path check fail, error path: %s", devicePath.c_str());
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return -1;
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}
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struct stat s;
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if ((stat(canonicalDevicePath, &s) == 0) && (s.st_mode & S_IFDIR)) {
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DHLOGI("path: %s is a dir.", devicePath.c_str());
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return -1;
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}
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int fd = open(canonicalDevicePath, O_RDWR | O_CLOEXEC);
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int32_t count = 0;
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while ((fd < 0) && (count < MAX_RETRY_COUNT)) {
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++count;
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usleep(SLEEP_TIME_US);
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fd = open(canonicalDevicePath, O_RDWR | O_CLOEXEC);
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DHLOGE("could not open the path: %s, errno: %s; retry: %d", devicePath.c_str(), ConvertErrNo().c_str(), count);
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}
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if (count >= MAX_RETRY_COUNT) {
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DHLOGE("could not open the path: %s, errno: %s.", devicePath.c_str(), ConvertErrNo().c_str());
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CloseFd(fd);
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return -1;
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}
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return fd;
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}
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std::string ConvertErrNo()
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{
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char errMsg[ERROR_MSG_MAX_LEN] = {0};
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strerror_r(errno, errMsg, ERROR_MSG_MAX_LEN);
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std::string errNoMsg(errMsg);
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return errNoMsg;
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}
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void ScanInputDevicesPath(const std::string &dirName, std::vector<std::string> &vecInputDevPath)
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{
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DIR *dir;
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struct dirent *de;
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dir = opendir(dirName.c_str());
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if (dir == nullptr) {
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DHLOGE("error opendir /dev/input :%{public}s\n", ConvertErrNo().c_str());
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return;
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}
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size_t dirNameFirstPos = 0;
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size_t dirNameSecondPos = 1;
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size_t dirNameThirdPos = 2;
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while ((de = readdir(dir))) {
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if (de->d_name[dirNameFirstPos] == '.' && (de->d_name[dirNameSecondPos] == '\0' ||
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(de->d_name[dirNameSecondPos] == '.' && de->d_name[dirNameThirdPos] == '\0'))) {
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continue;
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}
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std::string tmpDevName = dirName + "/" + std::string(de->d_name);
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vecInputDevPath.push_back(tmpDevName);
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}
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closedir(dir);
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}
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void RecordEventLog(const input_event &event)
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{
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std::string eventType = "";
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switch (event.type) {
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case EV_KEY:
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eventType = "EV_KEY";
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break;
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case EV_SYN:
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eventType = "EV_SYN";
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break;
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default:
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eventType = "other type " + std::to_string(event.type);
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break;
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}
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DHLOGD("5.E2E-Test Source write event into input driver, EventType: %s, Code: %d, Value: %d",
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eventType.c_str(), event.code, event.value);
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}
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void WriteEventToDevice(const int fd, const input_event &event)
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{
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if (write(fd, &event, sizeof(event)) < static_cast<ssize_t>(sizeof(event))) {
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DHLOGE("could not inject event, fd: %d", fd);
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return;
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}
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RecordEventLog(event);
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}
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void ResetVirtualDevicePressedKeys(const std::vector<std::string> &nodePaths)
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{
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unsigned long keyState[NLONGS(KEY_CNT)] = { 0 };
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for (const auto &path : nodePaths) {
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DHLOGI("Check and reset key state, path: %s", path.c_str());
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std::vector<uint32_t> pressedKeys;
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int fd = OpenInputDeviceFdByPath(path);
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if (fd == -1) {
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DHLOGE("Open virtual keyboard node failed, path: %s", path.c_str());
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continue;
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}
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int rc = ioctl(fd, EVIOCGKEY(sizeof(keyState)), keyState);
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if (rc < 0) {
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DHLOGE("Read all key state failed, rc: %d, path: %s", rc, path.c_str());
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continue;
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}
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for (int32_t keyIndex = 0; keyIndex < KEY_MAX; keyIndex++) {
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if (BitIsSet(keyState, keyIndex)) {
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DHLOGI("key index: %d pressed.", keyIndex);
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pressedKeys.push_back(keyIndex);
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}
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}
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if (pressedKeys.empty()) {
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continue;
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}
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struct input_event event = {
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.type = EV_KEY,
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.code = 0,
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.value = KEY_UP_STATE
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};
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for (auto &code : pressedKeys) {
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event.type = EV_KEY;
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event.code = code;
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WriteEventToDevice(fd, event);
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event.type = EV_SYN;
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event.code = 0;
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WriteEventToDevice(fd, event);
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}
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}
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}
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std::string GetString(const std::vector<std::string> &vec)
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{
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std::string retStr = "[";
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for (uint32_t i = 0; i < vec.size(); i++) {
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if (i != (vec.size() - 1)) {
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retStr += vec[i] + ", ";
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} else {
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retStr += vec[i];
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}
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}
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retStr += "]";
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return retStr;
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}
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int32_t GetRandomInt32()
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{
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std::default_random_engine engine(time(nullptr));
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std::uniform_int_distribution<int> distribution(0, INT32_MAX);
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return distribution(engine);
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}
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std::string JointDhIds(const std::vector<std::string> &dhids)
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{
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if (dhids.size() == 0) {
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return "";
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}
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auto dotFold = [](std::string a, std::string b) {return std::move(a) + DHID_SPLIT + std::move(b);};
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return std::accumulate(std::next(dhids.begin()), dhids.end(), dhids[0], dotFold);
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}
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std::vector<std::string> SplitDhIdString(const std::string &dhIdsString)
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{
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std::vector<std::string> dhIdsVec;
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SplitStringToVector(dhIdsString, DHID_SPLIT, dhIdsVec);
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return dhIdsVec;
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}
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} // namespace DistributedInput
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} // namespace DistributedHardware
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} // namespace OHOS
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