---

Util.cpp

Go to the documentation of this file.

/*
 * Util.cpp
 *
 * Copyright 2003, MobileSpear Inc. (www.mobilespear.com). All rights reserved.
 * Copyright 2003, David Resnick. All rights reserved.
 *
 * See the file doc\license.txt for the terms of usage and distribution.
 */

#include <windows.h>
#include <cstdlib>

#include <bogotel/Portability.h>
#include <bogotel/Util.h>
#include <bogotel/BgtErrors.h>
#include <bogotel/MsgTransport.h>
#include <bogotel/VoiceDev.h>

#include <log4cpp/Portability.hh>
#include <log4cpp/Category.hh>
#include <log4cpp/PropertyConfigurator.hh>

namespace bogotel {

    const std::string CUtil::s_arrstrIniLocation[2] = {
        ".\\",
        "%BOGOTEL_HOME%\\"
    };

    CUtil *g_util = new CUtil();

    CUtil::CUtil() :
    m_iInstanceNum(INVALID_INST_NUM),
    m_pLogCat(&log4cpp::Category::getInstance(LOG_CAT_NAME))
    {

    }

    CUtil::~CUtil()
    {

    }

    int CUtil::init()
    {
        int rc;
        int iTemp;

        if ((rc = setIniFilename()) != resultSUCCESS) {
            return resultERROR;
        }

        try {
            m_propIni.load(m_strIniFilename);
        } catch (CPropertiesFailure& f) {
            log(3, -1, "Failed to load ini file. %s", f.what());
            return resultERROR;
        }

        try {
            std::string strLogCfg = m_propIni.getProperty("Log4cppFilename", "");
            if (strLogCfg == "") {
                m_pLogCat->getRoot().removeAllAppenders();
            } else {
                log4cpp::PropertyConfigurator::configure(strLogCfg);
            }
        } catch(log4cpp::ConfigureFailure& f) {
            std::cout << "Configure Problem " << f.what() << std::endl;
            std::cout << "Not configuring logging." << std::endl;
        }

        iTemp = m_propIni.getProperty("PortUsedForInstanceChecking", 49999);
        if ((rc = setInstanceNum(iTemp)) != resultSUCCESS) {
            return resultERROR;
        }

        CVoiceDev::s_strWavFilenameBase = m_propIni.getProperty("WavFilenameBase", "");

        try {
            CVoiceDev::s_propWav2Dtmfs.load( m_strIniFilePath + 
                m_propIni.getProperty("Wav2DtmfsPropertyFilename", "wav2dtmfs.properties"));
        } catch (CPropertiesFailure& f) {
            // ignore failure to load file
            log(9, -1, "Failed to load wav2dtmf file. %s", f.what());
        }

        return resultSUCCESS;
    }

    std::string CUtil::getInstanceNum()
    {
        char szInstanceNum[100];
        _itoa(m_iInstanceNum, szInstanceNum, 10);
        return std::string(szInstanceNum);
    }

    // Finds ini file. First one found is used for values.
    // Searches the locations listed as INI_LOCATION values above.
    int CUtil::setIniFilename()
    {
        FILE *f;
        char szUnexpanded[_MAX_PATH];
        char szExpanded[_MAX_PATH];

        for (int i = 0; i < sizeof(s_arrstrIniLocation) / sizeof(std::string); i++) {
            sprintf(szUnexpanded, "%s", s_arrstrIniLocation[i]);
            ::ExpandEnvironmentStrings(szUnexpanded, szExpanded, _MAX_PATH);
            m_strIniFilePath = szExpanded;
            sprintf(szExpanded, "%s%s", m_strIniFilePath.c_str(), INI_FILENAME);
            m_strIniFilename = szExpanded;
            if ((f = fopen(m_strIniFilename.c_str(), "rt")) != NULL) {
                // use this filename
                fclose(f);
                return resultSUCCESS;
            }
        }
        return resultERROR;
    }

    // Attempts to open socket. If successful, instance is 0. Otherwise, instance is 1.
    int CUtil::setInstanceNum(u_short usPort)
    {
        struct sockaddr_in addr;    /* my socket address information */
        int fd;
        int rc;
        WSADATA WSAData;

        if ((rc = WSAStartup(MAKEWORD(1,1), &WSAData)) != 0) {
            return rc;
        }

        if ((rc = CMsgTransport::openListenerSocket(&addr, &fd, usPort)) != resultSUCCESS) {
            if (rc == resultSOCKET_IN_USE) {
                // the socket is in use, we must be the second instance
                m_iInstanceNum = 2;
                return resultSUCCESS;
            }
            log(3, -1, "CUtil::setInstanceNum(): CMsgTransport::openListenerSocket() failed. rc is %d", rc);
            return rc;
        }
        // we've opened the socket so we are the first instance
        m_iInstanceNum = 1;

        return resultSUCCESS;
    }

    log4cpp::Priority::PriorityLevel CUtil::logLevel2Priority(int iLevel)
    {
        switch (iLevel) {
        case 0: // fall-through
        case 1: // fall-through
        case 2: return log4cpp::Priority::CRIT;
        case 3: return log4cpp::Priority::ERROR; 
        case 4: return log4cpp::Priority::WARN;
        case 5: return log4cpp::Priority::NOTICE;
        case 6: // fall-through
        case 7: return log4cpp::Priority::INFO;
        case 8: // fall-through
        case 9: return log4cpp::Priority::DEBUG;
        default: return log4cpp::Priority::NOTSET;
        }
    }

    void CUtil::log(int iLevel, int iChan, char *szFmt, ...)
    {
        va_list vl;

        char szTemp[2000];

        va_start(vl, szFmt);
        _vsnprintf(szTemp, sizeof(szTemp), szFmt, vl);
        va_end(vl);

        (*m_pLogCat) << logLevel2Priority(iLevel) << "CHN=" << iChan << ' ' << szTemp;
    }
}

---