code_app/app/upgrade/HGUpgrade.cpp

#include "HGUpgrade.h"
#include "base/HGDef.h"
#include "base/HGInc.h"
#include "version/HGVersion.h"
#if defined(HG_CMP_MSC)
#include <shellapi.h>
#include <tlhelp32.h>
#endif

bool AppIsRun(const std::string& appName)
{
    if (appName == HGVERSION_APPNAME_SCANNER)
    {
    #if defined(HG_CMP_MSC)

        std::wstring appPath;

    #if defined(OEM_HANWANG)
        std::wstring regName = L"SOFTWARE\\HanvonScan";
    #elif defined(OEM_LISICHENG)
        std::wstring regName = L"SOFTWARE\\LanxumScan";
    #else
        std::wstring regName = L"SOFTWARE\\HuaGoScan";
    #endif

        HKEY hKey = nullptr;
        RegOpenKeyExW(HKEY_LOCAL_MACHINE, regName.c_str(), 0, KEY_QUERY_VALUE, &hKey);
        if (nullptr != hKey)
        {
            WCHAR szData[MAX_PATH] = { 0 };
            DWORD cbData = MAX_PATH;
            if (ERROR_SUCCESS == RegQueryValueExW(hKey, L"Application", nullptr, nullptr, (LPBYTE)szData, &cbData))
            {
                appPath = szData;
            }

            RegCloseKey(hKey);
        }

        if (appPath.empty())
        {
            return false;
        }

        bool ret = false;
        HANDLE hSnapshot = ::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
        if (hSnapshot != INVALID_HANDLE_VALUE)
        {
            PROCESSENTRY32 pe;
            pe.dwSize = sizeof(PROCESSENTRY32);
            BOOL bFindFirstProcess = ::Process32First(hSnapshot, &pe);
            if (bFindFirstProcess)
            {
                do
                {
                    WCHAR exeFullPath[1024] = { 0 };
                    HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pe.th32ProcessID);
                    if (nullptr != hProcess)
                    {
                        DWORD bufferLen = 1024;
                        ::QueryFullProcessImageName(hProcess, 0, exeFullPath, &bufferLen);
                        ::CloseHandle(hProcess);
                    }

                    if (0 == wcsicmp(exeFullPath, appPath.c_str()))
                    {
                        ret = true;
                        break;
                    }

                } while (::Process32Next(hSnapshot, &pe));
            }

            ::CloseHandle(hSnapshot);
        }

        return ret;

    #else

        std::string cmd;
        std::string appPath;
    #if defined (UOS)
        #if defined(OEM_HANWANG)
            cmd = "ps -wef | grep HanvonScan";
            appPath = "/opt/apps/com.hanvonchina.hanvonscan/files/bin/HanvonScan";
        #elif defined(OEM_LISICHENG)
            cmd = "ps -wef | grep LanxumScan";
            appPath = "/opt/apps/com.lanxumchina.lanxumscan/files/bin/LanxumScan";
        #else
            cmd = "ps -wef | grep HuaGoScan";
            appPath = "/opt/apps/com.huagaochina.huagoscan/files/bin/HuaGoScan";
        #endif
    #else
        #if defined(OEM_HANWANG)
            cmd = "ps -wef | grep HanvonScan";
            appPath = "/opt/apps/scanner-driver-hanvon/HanvonScan";
        #elif defined(OEM_LISICHENG)
            cmd = "ps -wef | grep LanxumScan";
            appPath = "/opt/apps/scanner-driver-lanxum/LanxumScan";
        #else
            cmd = "ps -wef | grep HuaGoScan";
            appPath = "/opt/apps/scanner-driver-huagao/HuaGoScan";
        #endif
    #endif

        bool ret = false;
        FILE *fp = popen(cmd.c_str(), "r");
        if (nullptr != fp)
        {
            char data[2048] = {0};
            while (data == fgets(data, 2048, fp))
            {
                if (nullptr != strstr(data, appPath.c_str()))
                {
                    ret = true;
                    break;
                }
            }

            pclose(fp);
        }

        return ret;

    #endif
    }

    return false;
}

void RunApp(const std::string& appName)
{
    if (appName == HGVERSION_APPNAME_SCANNER)
    {
    #if defined(HG_CMP_MSC)

        std::wstring appPath;

    #if defined(OEM_HANWANG)
        std::wstring regName = L"SOFTWARE\\HanvonScan";
    #elif defined(OEM_LISICHENG)
        std::wstring regName = L"SOFTWARE\\LanxumScan";
    #else
        std::wstring regName = L"SOFTWARE\\HuaGoScan";
    #endif

        HKEY hKey = nullptr;
        RegOpenKeyExW(HKEY_LOCAL_MACHINE, regName.c_str(), 0, KEY_QUERY_VALUE, &hKey);
        if (nullptr != hKey)
        {
            WCHAR szData[MAX_PATH] = { 0 };
            DWORD cbData = MAX_PATH;
            if (ERROR_SUCCESS == RegQueryValueExW(hKey, L"Application", nullptr, nullptr, (LPBYTE)szData, &cbData))
            {
                appPath = szData;
            }

            RegCloseKey(hKey);
        }

        if (!appPath.empty())
        {
            ShellExecuteW(nullptr, L"open", appPath.c_str(), nullptr, nullptr, SW_SHOW);
        }

    #else

        std::string appPath;
    #if defined (UOS)
        #if defined(OEM_HANWANG)
            appPath = "sh /opt/apps/com.hanvonchina.hanvonscan/files/bin/HanvonScan.sh &";
        #elif defined(OEM_LISICHENG)
            appPath = "sh /opt/apps/com.lanxumchina.lanxumscan/files/bin/LanxumScan.sh &";
        #else
            appPath = "sh /opt/apps/com.huagaochina.huagoscan/files/bin/HuaGoScan.sh &";
        #endif
    #else
        #if defined(OEM_HANWANG)
            appPath = "sh /opt/apps/scanner-driver-hanvon/HanvonScan.sh &";
        #elif defined(OEM_LISICHENG)
            appPath = "sh /opt/apps/scanner-driver-lanxum/LanxumScan.sh &";
        #else
            appPath = "sh /opt/apps/scanner-driver-huagao/HuaGoScan.sh &";
        #endif
    #endif

        system(appPath.c_str());

    #endif
    }
}