X500DistinguishedName.Decode(X500DistinguishedNameFlags) Metoda

Definice

Obor názvů:

System.Security.Cryptography.X509Certificates

Sestavení:

System.Security.Cryptography.X509Certificates.dll

Sestavení:

System.Security.Cryptography.dll

Sestavení:

System.dll

Sestavení:

netstandard.dll

Dekóduje rozlišující název pomocí charakteristik určených parametrem flag .

public:
 System::String ^ Decode(System::Security::Cryptography::X509Certificates::X500DistinguishedNameFlags flag);

public string Decode (System.Security.Cryptography.X509Certificates.X500DistinguishedNameFlags flag);

member this.Decode : System.Security.Cryptography.X509Certificates.X500DistinguishedNameFlags -> string

Public Function Decode (flag As X500DistinguishedNameFlags) As String

Parametry

flag

X500DistinguishedNameFlags

Bitové kombinace hodnot výčtu, které určují charakteristiky rozlišujícího názvu.

Návraty

String

Dekódovaný rozlišující název.

Výjimky

CryptographicException

Certifikát má neplatný název.

Příklady

Následující příklad kódu ukazuje, jak používat X500DistinguishedName třídu.

#using <System.dll>
#using <system.security.dll>

using namespace System;
using namespace System::Security::Cryptography;
using namespace System::Security::Permissions;
using namespace System::IO;
using namespace System::Security::Cryptography::X509Certificates;
int main()
{
   try
   {
      X509Store ^ store = gcnew X509Store( "MY",StoreLocation::CurrentUser );
      store->Open( static_cast<OpenFlags>(OpenFlags::ReadOnly | OpenFlags::OpenExistingOnly) );
      X509Certificate2Collection ^ collection = dynamic_cast<X509Certificate2Collection^>(store->Certificates);
      X509Certificate2Collection ^ fcollection = dynamic_cast<X509Certificate2Collection^>(collection->Find( X509FindType::FindByTimeValid, DateTime::Now, false ));
      X509Certificate2Collection ^ scollection = X509Certificate2UI::SelectFromCollection(fcollection, "Test Certificate Select","Select a certificate from the following list to get information on that certificate",X509SelectionFlag::MultiSelection);
      Console::WriteLine( "Number of certificates: {0}{1}", scollection->Count, Environment::NewLine );
      System::Collections::IEnumerator^ myEnum = scollection->GetEnumerator();
      while ( myEnum->MoveNext() )
      {
         X509Certificate2 ^ x509 = safe_cast<X509Certificate2 ^>(myEnum->Current);
         X500DistinguishedName ^ dname = gcnew X500DistinguishedName( x509->SubjectName );
         Console::WriteLine( "X500DistinguishedName: {0}{1}", dname->Name, Environment::NewLine );
         x509->Reset();
      }
      store->Close();
   }
   catch ( CryptographicException^ ) 
   {
      Console::WriteLine( "Information could not be written out for this certificate." );
   }

}

using System;
using System.Security.Cryptography;
using System.Security.Permissions;
using System.IO;
using System.Security.Cryptography.X509Certificates;

class X500Sample
{
    static void Main()
    {
        try
        {
            X509Store store = new X509Store("MY", StoreLocation.CurrentUser);
            store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);
            X509Certificate2Collection collection = (X509Certificate2Collection)store.Certificates;
            X509Certificate2Collection fcollection = (X509Certificate2Collection)collection.Find(X509FindType.FindByTimeValid, DateTime.Now, false);
            X509Certificate2Collection scollection = X509Certificate2UI.SelectFromCollection(fcollection, "Test Certificate Select", "Select a certificate from the following list to get information on that certificate", X509SelectionFlag.MultiSelection);
            Console.WriteLine("Number of certificates: {0}{1}", scollection.Count, Environment.NewLine);
            foreach (X509Certificate2 x509 in scollection)
            {
                X500DistinguishedName dname = new X500DistinguishedName(x509.SubjectName);
                Console.WriteLine("X500DistinguishedName: {0}{1}", dname.Name, Environment.NewLine);
                x509.Reset();
            }
            store.Close();
        }
        catch (CryptographicException)
        {
            Console.WriteLine("Information could not be written out for this certificate.");
        }
    }
}

Imports System.Security.Cryptography
Imports System.Security.Permissions
Imports System.IO
Imports System.Security.Cryptography.X509Certificates



Class X500Sample
   Shared msg As String
   Shared Sub Main()
    
      Try
         Dim store As New X509Store("MY", StoreLocation.CurrentUser)
         store.Open((OpenFlags.ReadOnly Or OpenFlags.OpenExistingOnly))
         Dim collection As X509Certificate2Collection = CType(store.Certificates, X509Certificate2Collection)
         Dim fcollection As X509Certificate2Collection = CType(collection.Find(X509FindType.FindByTimeValid, DateTime.Now, False), X509Certificate2Collection)
         Dim scollection As X509Certificate2Collection = X509Certificate2UI.SelectFromCollection(fcollection, "Test Certificate Select", "Select a certificate from the following list to get information on that certificate", X509SelectionFlag.MultiSelection)
     msg = "Number of certificates: " & scollection.Count & Environment.NewLine
     MsgBox(msg)
         Dim x509 As X509Certificate2
         For Each x509 In  scollection
            Dim dname As New X500DistinguishedName(x509.SubjectName)
        msg = "X500DistinguishedName: " & dname.Name & Environment.NewLine
     MsgBox(msg)
            x509.Reset()
         Next x509
         store.Close()
     Catch e As Exception
            msg = "Error: Information could not be written out for this certificate."
            MsgBox(msg)
      End Try
   End Sub
End Class

Poznámky

Tato metoda dekóduje rozlišující název ASN na řetězcovou hodnotu.