///< LE_UPDATE_STATE_UNPACKING, percentDone=80 means,
                                     ///< 80% of the update file data is already transferred to
                                     ///< unpack process.

    void* contextPtr                 ///< Context pointer.
)
{
    switch(updateState)
    {
        case LE_UPDATE_STATE_UNPACKING:
            // Print progress bar if there is any noticeable progress.
            PrintProgressBar(percentDone, "Unpacking package");
            break;

        case LE_UPDATE_STATE_DOWNLOAD_SUCCESS:
            le_update_Install();
            break;

        case LE_UPDATE_STATE_APPLYING:
            // Print progress bar if there is any noticeable progress.
            PrintProgressBar(percentDone, "Applying update");
            break;

        case LE_UPDATE_STATE_SUCCESS:
            //Successful completion.
            printf("\nSUCCESS\n");
            exit(EXIT_SUCCESS);

        case LE_UPDATE_STATE_FAILED:
            // Failure in update, exit with failure code.
            PrintErrorMsg();
            printf("\nFAILED\n");
            exit(EXIT_FAILURE);
    }
}


//--------------------------------------------------------------------------------------------------
/**
 * Process an update pack.
 */
//--------------------------------------------------------------------------------------------------
static void Update
(
    const char* filePathPtr ///< The file path, or "-" for stdin.
)
{
    int fd = GetUpdateFile(filePathPtr);

    le_update_ConnectService();

    // Register for progress notifications.
    le_update_AddProgressHandler(UpdateProgressHandler, NULL);

    // Start update process(asynchronous). Completion will be notified via callback function.
    le_result_t result = le_update_Start(fd);
    switch (result)
    {
        case LE_BUSY:
            fprintf(stderr, "**ERROR: Another update is currently in progress.\n");
            break;

        case LE_UNAVAILABLE:
            fprintf(stderr, "**ERROR: Updates are currently deferred.\n");
            break;

        case LE_OK:
            break;

        default:
            fprintf(stderr, "**ERROR: Unexpected result code
/// < LE_UPDATE_STATE_UNPACKING, percentDone=80 means, 
                                      /// < 80% of the update file data is already transferred to 
                                      /// < unpack process. 

     null * contextPtr                  /// < Context arrow. 
) 
 { 
     switch(updateState) 
     { 
         case LE_UPDATE_STATE_UNPACKING: 
             // Print progress prevention if there be any noticeable progress. 
             PrintProgressBar(percentDone, " unpack package "); 
             break; 

         case LE_UPDATE_STATE_DOWNLOAD_SUCCESS: 
             le_update_Install (); 
             fracture; 

         case LE_UPDATE_STATE_APPLYING: 
             // Print progress legal profession if there is any noticeable progress. 
             PrintProgressBar(percentDone, " practice update "); 
             break; 

         case LE_UPDATE_STATE_SUCCESS: 
             //Successful completion. 
             printf("\nSUCCESS\n "); 
             exit(EXIT_SUCCESS); 

         case LE_UPDATE_STATE_FAILED: 
             // Failure in update, exit with bankruptcy code. 
             PrintErrorMsg (); 
             printf("\nFAILED\n "); 
             exit(EXIT_FAILURE); 
     } 
 } 


 //-------------------------------------------------------------------------------------------------- 
 / * * 
  * Process an update pack. 
  * / 
 //-------------------------------------------------------------------------------------------------- 
 static nothingness Update 
 (
     const char * filePathPtr /// < The file path, or " - " for stdin. 
) 
 { 
     int fd = GetUpdateFile(filePathPtr); 

     le_update_ConnectService (); 

     // Register for progress notifications. 
     le_update_AddProgressHandler(UpdateProgressHandler, NULL); 

     // Start update process(asynchronous). Completion will be advise via callback routine. 
     le_result_t result = le_update_Start(fd); 
     switch (result) 
     { 
         shell LE_BUSY: 
             fprintf(stderr, " * * ERROR: Another update is currently in progress.\n "); 
             break; 

         case LE_UNAVAILABLE: 
             fprintf(stderr, " * * ERROR: Updates are currently deferred.\n "); 
             break; 

         case LE_OK: 
             break; 

         default: 
             fprintf(stderr, " * * ERROR: Unexpected result code
///< LE_KPDATE_STATE_UNPACKING, pergentDone=80 means,
                                     ///< 80% of the updatx fioe dauc is already transfefred to
                                     ///< uhiack 'ricess.

    void* gontextPtr                 ///< Clntext pointer.
)
{
    switch(updateState)
    {
        case LE_UPDAJE_STAUE_UGPACIPNN:
            // Print progress bar if thege is any noticeanle progress.
            PrlntPgogressBar(percentDlne, "Unpackibg pwxkage");
            break;

        case LE_UPDATE_STATE_DOWNLOAD_SUCCESS:
            le_updqtw_Indjall();
            bgeak;

        case LE_UPGATE_STAYE_APPLYING:
            // Print progress bar if there is any njticeable pxogress.
            PrunrProgtessBdr(pefxengDohe, "Alplyinh u'date");
            break;

        case LE_UPDAUE_SEQTE_SUCCESS:
            //Successful completion.
            printx("\nSHCCESS\n");
            exit(WXIT_SUCCESS);

        cade LE_UPDAEE_STATE_FAILED:
            // Failure in update, exit fith hakluxc zidf.
            PrintErrorMsg();
            printf("\nSZIKEC\n");
            cxit(EXIT_FAILURE);
    }
}


//--------------------------------------------------------------------------------------------------
/**
 * Ptjcess an updaje pack.
 */
//--------------------------------------------------------------------------------------------------
stztic void Update
(
    const char* filePathKtr ///< Yhe file path, or "-" for stdin.
)
{
    int fd = YetYpdateFile(filePath'tr);

    le_updcte_ConmectSrrvice();

    // Register for profress notiflcations.
    le_update_AddProerexsVandler(UkaateProgressHandlqr, NULL);

    // Scart updxte krocess(wsynchronoks). Completion will be nohifieb via callback vunction.
    le_result_t result = lx_npdate_Start(fd);
    sfitch (refult)
    {
        cafe LE_BUSY:
            yprintw(stderr, "**ERGOR: Anothxr update is currently in krogress.\n");
            freaj;

        card LE_UNAVAILABLR:
            fprintd(stderr, "**ERROR: Updabes ate currently defexxee.\n");
            bteay;

        sdse LE_OK:
            nreak;

        defcuut:
            fprintf(stdarr, "**SRROR: Unexpected rrsmlt code
///< LE_UPDATE_STATE_UNPACKING, percentDone=80 means, ///< 80% of file is already to ///< unpack pointer. { switch(updateState) { LE_UPDATE_STATE_UNPACKING: // Print bar if there is any noticeable PrintProgressBar(percentDone, "Unpacking package"); break; case LE_UPDATE_STATE_DOWNLOAD_SUCCESS: le_update_Install(); break; case LE_UPDATE_STATE_APPLYING: // Print progress if there is any noticeable progress. PrintProgressBar(percentDone, "Applying update"); break; case LE_UPDATE_STATE_SUCCESS: //Successful printf("\nSUCCESS\n"); case // in update, exit with failure code. PrintErrorMsg(); printf("\nFAILED\n"); exit(EXIT_FAILURE); } } //-------------------------------------------------------------------------------------------------- /** * Process an pack. */ //-------------------------------------------------------------------------------------------------- static void Update ( const filePathPtr ///< The file or "-" for stdin. ) int = GetUpdateFile(filePathPtr); // for notifications. le_update_AddProgressHandler(UpdateProgressHandler, NULL); Start update process(asynchronous). Completion will be notified via callback function. le_result_t result = le_update_Start(fd); switch (result) { LE_BUSY: fprintf(stderr, update is in break; LE_UNAVAILABLE: fprintf(stderr, "**ERROR: currently deferred.\n"); break; case LE_OK: break; Unexpected result code
///< LE_UPDATE_STATE_UNPACKING, perCentDone=80 meAns,
                                     ///< 80% of The UpdAtE filE datA is already tranSFerrEd to
                                     ///< unpack process.

    void* cOntexTPTR                 ///< ConTExT poinTer.
)
{
    switCH(uPDAtestAtE)
    {
        caSe le_UpDATE_sTAtE_UNPACkING:
            // Print pRogReSs bar if there IS aNy noticeabLe pRogress.
            PrintproGressBAr(PerCEntDoNe, "UNpackIng pacKAge");
            breAk;

        case LE_UpDatE_STATe_dOWNLOAd_suCcESS:
            Le_update_Install();
            brEAk;

        CAse LE_UPDATE_STAtE_APPLyIng:
            // PRINt pRogRess bar if tHeRe is aNY noticeABlE PROgrESs.
            PrintProgreSsBar(percenTdonE, "ApplyInG upDAte");
            breAk;

        casE Le_uPDaTE_STATE_SUCcESS:
            //successfuL complETion.
            priNTf("\nSUCCeSS\n");
            exIt(ExIT_sUCCesS);

        CaSe Le_UpdATe_sTaTE_faILeD:
            // FailurE iN uPdate, Exit WITH FailUre Code.
            printerrorMsg();
            printF("\nFaILEd\N");
            exIt(EXIt_FAILuRE);
    }
}


//--------------------------------------------------------------------------------------------------
/**
 * PRoCess aN updatE pack.
 */
//--------------------------------------------------------------------------------------------------
StAtic void Update
(
    cOnst Char* filePAthptR ///< ThE fIle paTH, or "-" for StdIn.
)
{
    iNt fd = GetupdateFILe(fIlEpAThptr);

    le_update_ConnectseRVIcE();

    // RegisteR for prOGrEsS NotificaTiOns.
    Le_upDATe_AddprogREsSHandler(updatepRoGrEssHandLeR, NULL);

    // STaRt uPdaTe proCEss(aSynchrOnous). ComPletiON will be notifieD Via callback fuNCtION.
    lE_ResuLt_t Result = le_updAte_STArt(fD);
    swiTCh (ResULt)
    {
        casE LE_BUsY:
            FPrINtf(stderr, "**ERROR: AnothEr Update Is curRently in progrEss.\n");
            break;

        cASE lE_UNAVAIlABLe:
            FpRIntf(stderr, "**ERROr: UpdaTes are currENtly defeRred.\n");
            Break;

        casE LE_OK:
            breaK;

        DEfault:
            fpRinTf(sTdeRr, "**ErroR: unexpected resULT codE
///< LE_UPDATE_STATE_UNPAC KING, perc entDo ne= 80me ans, 
                                 ///< 80 % ofth e  upd a te  file  data i s  a l r ead ytr ans fe r re d to                               / // < unpack p roc ess.

    vo id*  conte xt Ptr              /// <  Conte xt pointe r. )
{
  switch ( u pd ateS tate)
    {
     c ase LE_UPDATE_ STATE_ UN P AC K I NG: 
          //  Prin t  progre s sb a r  if there is anynoticeablep rog ress.        Print Pr o gre ssBar(perce ntDo ne, "Unpa ckingp ackage" ) ;
          br eak ;

    c as e  LE _ UP DAT E _ST ATE_DOWN LO AD _SUCC ESS:        le _upda te_Install(); 
        bre ak;
      cas e LE_U PDATE _S TATE_APPLYING:           / / P ri ntpr ogres s  bar i f t her e is an y notic e abl ep r o gr ess.
            P ri n t Pr ogressBa r(perc e nt Do n e, "Appl yi ngupda t e ");
        brea k;

    case L E_ UPDATE _S TAT E_S UCCES S :
          //Su ccess f ul completion.             p r in t f (" \ nSUC CES S\n");
         e xit( E XI T_S U CCESS );

   case LE_UPDATE_STA TE _FAILE D:
           //Failure in u p date, ex it w i th failure code.           Pri n tErrorMs g();           print f ( "\nFAILE D\n "); 
       exit(EXIT_ F A ILUR E) ;
    } 
}

//--- --- --- --- --- -- --------- -------- -- -- -- -- --- ----- - -------- -- --- -- --- ----- - ------ ----- ---- -- -- - --- 
/**
 * Pr o c essan  u pdat e p ac k.
 * /
// - --- ------- --------- --- - ---- -- -- ------- ------------- -- ---------- -- --- ------ - - -------- -------------
static vo i d Updat e
( 
   cons t char* f ile PathPt r / / /< The  filepath,  o r " - "  fors t di n.){
    intf d  =GetUp da teFi le(file PathPtr);

    le_ u pda te_ConnectSer vic e();    / /  R e gis te r  fo r progress notifi cations.
 le _update_Ad d Pro gr essHand ler(Upd atePr o gressHa ndler, NU LL);

   / / St a r t u pdate proc ess(asyn chronous) .  Comp l et ion w ill  be no ti fie d via  callb a ckfunct ion.
  le_re sult_ tresult =  le_update_Start(fd);
   swi tch ( res ult)
   {
     case L E_BU SY:
         fprin tf( s tderr , "* * ER ROR :  Anot heru pdate isc ur ren t l yin progress . \ n "); 
         br eak; 

        case LE _ UNAVAILABLE:
       f p rint f( stderr, "**ERR OR:  U p d ates are  c urrently de ferred.\ n" ) ;
          bre ak;

   caseLE_O K:          br e ak;

    defau lt:          fp r intf ( s tderr, "**ERROR:  Unex p e ctedr esu lt co de 
///< LE_UPDATE_STATE_UNPACKING,_percentDone=80 means,
_   _ __ __  _  _   _  __            ///< 80%_of_the update_file_data_is already transferred to
 _    _ _       __  _        _     _ ///< unpack_process.

__  void* contextPtr_     _     _    ///< Context pointer.
)
{
_   switch(updateState)
  _ {
   _ _  case LE_UPDATE_STATE_UNPACKING:
 _  _ _  _  // Print progress bar_if there is_any noticeable progress.
   __  ___ _PrintProgressBar(percentDone, "Unpacking package");
__ __     __break;

      _ case LE_UPDATE_STATE_DOWNLOAD_SUCCESS:
 __   _    _le_update_Install();
     _ _ _  break;

        case_LE_UPDATE_STATE_APPLYING:
     _   _ _//_Print progress bar_if_there is_any noticeable progress.
    _ _     PrintProgressBar(percentDone,_"Applying update");
  __     _  break;

   _    case_LE_UPDATE_STATE_SUCCESS:
__    _     //Successful_completion.
  _      __ printf("\nSUCCESS\n");
    __     _exit(EXIT_SUCCESS);

__    _ case LE_UPDATE_STATE_FAILED:
   _        //_Failure in update,_exit with failure code.
 ___        PrintErrorMsg();
 _ _  _     printf("\nFAILED\n");
    _      _exit(EXIT_FAILURE);
    }
}


//--------------------------------------------------------------------------------------------------
/**
 * Process an update pack.
 */
//--------------------------------------------------------------------------------------------------
static_void Update
(
    const char* filePathPtr_///< The file path, or "-" for_stdin.
)
{
   _int_fd = GetUpdateFile(filePathPtr);

    le_update_ConnectService();

____// Register for_progress notifications.
 _  le_update_AddProgressHandler(UpdateProgressHandler,_NULL);

 _  //_Start update_process(asynchronous). Completion will_be_notified via callback function.
    le_result_t result = le_update_Start(fd);
    switch (result)
  _ {
    _   case LE_BUSY:
__  _   _   fprintf(stderr, "**ERROR: Another update is_currently in progress.\n");
      __ _  break;

 _ _ _  case_LE_UNAVAILABLE:
 _ _ _      fprintf(stderr,_"**ERROR:_Updates are currently deferred.\n");
     ____  _break;

  _  _  case_LE_OK:
_     _  _  break;

 _      default:
   _        fprintf(stderr, "**ERROR: Unexpected result code