(DataFlex) Find a Certificate in the "Other People" Windows Certificate Store

Demonstrates how to open the "Current User --> Other People" Windows certificate store, and locates a certificate matching an email address.

Note: This example requires Chilkat v10.1.2 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Variant vCert
Store    Handle hoCertStore
    Boolean iReadOnly
    Boolean iSuccess
    Variant vJsonE
    Handle hoJsonE
    Variant vCert
    Handle hoCert
    String sTemp1

    Get Create (RefClass(cComChilkatCertStore)) To hoCertStore
    If (Not(IsComObjectCreated(hoCertStore))) Begin
        Send CreateComObject of hoCertStore
    End

    // The "AddressBook" is the "Other People" certificate store as shown in certmgr.msc
    Move True To iReadOnly
    Get ComOpenWindowsStore Of hoCertStore "CurrentUser" "AddressBook" iReadOnly To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoCertStore To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Find the certificate for the email address:
    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonE
    If (Not(IsComObjectCreated(hoJsonE))) Begin
        Send CreateComObject of hoJsonE
    End
    Get ComUpdateString Of hoJsonE "email" "joe@example.com" To iSuccess

    Get Create (RefClass(cComChilkatCert)) To hoCert
    If (Not(IsComObjectCreated(hoCert))) Begin
        Send CreateComObject of hoCert
    End
    Get pvComObject of hoJsonE to vJsonE
    Get pvComObject of hoCert to vCert
    Get ComFindCert Of hoCertStore vJsonE vCert To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoCertStore To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComSubjectDN Of hoCert To sTemp1
    Showln "Found certificate: " sTemp1


End_Procedure