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<task xml:lang="en" id="GUID-CC5A1C8D-55AA-5FAE-A446-4CBF949C9003"><title>Subscriber Identity Tutorial </title><shortdesc>This tutorial describes how an application gets the subscriber identification information. </shortdesc><prolog><metadata><keywords/></metadata></prolog><taskbody> <steps id="GUID-A43361E3-7EAE-5596-8106-EA99038723D7"> <step id="GUID-A0597AB9-0725-584E-B9CB-6706C52F0802"><cmd/><info>create a new instance of the <xref href="GUID-97D402C8-B4B7-385A-92B3-D3FCC0CA575A.dita"><apiname>CTelephony</apiname></xref>  </info> </step> <step id="GUID-E5DA9A58-763D-5571-80C1-8AA22A1FAD84"><cmd/><info>use <xref href="GUID-97D402C8-B4B7-385A-92B3-D3FCC0CA575A.dita"><apiname>CTelephony::GetSubscriberId()</apiname></xref> to get the IMSI number </info> </step> <step id="GUID-C9F1783E-DAB6-58AA-8E26-10C2ABBC822A"><cmd/><info>the function returns the IMSI in a <xref href="GUID-97D402C8-B4B7-385A-92B3-D3FCC0CA575A.dita"><apiname>CTelephony::TSubscriberIdV1</apiname></xref> object </info> </step> <step id="GUID-C8C6490B-76A1-5872-B791-EEB3B14FA364"><cmd/><info>pass the enumeration <xref href="GUID-97D402C8-B4B7-385A-92B3-D3FCC0CA575A.dita"><apiname>CTelephony::EGetSubscriberIdCancel</apiname></xref> to cancel the asynchronous request. </info> </step> </steps> <example id="GUID-E1CED382-30CE-57DC-8BC3-98F7F2A389DF"><title>Subscriber identity example</title> <codeblock id="GUID-63B55773-65BF-5CE8-919F-E3549CE57B71" xml:space="preserve">#include &lt;e32base.h&gt;

#include <Etel3rdParty.h>

class CClientApp : public CActive

    { 

private:

    CTelephony* iTelephony;

    CTelephony::TSubscriberIdV1 iSubscriberIdV1;

    CTelephony::TSubscriberIdV1Pckg iSubscriberIdV1Pckg;

public:

    CClientApp(CTelephony* aTelephony);

    void SomeFunction();

private:

    /*

       These are the pure virtual methods from CActive that  

       MUST be implemented by all active objects

       */

    void RunL();

    void DoCancel();

    };

CClientApp:: CClientApp(CTelephony* aTelephony)

    : CActive(EPriorityStandard),

      iTelephony(aTelephony),

      iSubscriberIdV1Pckg(iSubscriberIdV1)

    {

    //default constructor

    }

void CClientApp::SomeFunction()

    {

    iTelephony->GetSubscriberId(iStatus, iSubscriberIdV1Pckg);

    SetActive();

    }

void CClientApp::RunL()

    {

    if(iStatus==KErrNone)

       {

       TBuf<CTelephony::KIMSISize> suscriberId = iSubscriberIdV1.iSubscriberId;

       }

    }

void CClientApp::DoCancel()

    {

    iTelephony->CancelAsync(CTelephony::EGetSubscriberIdCancel);