X500DistinguishedName.Decode(X500DistinguishedNameFlags) Metod
Definition
Viktigt
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Avkodar ett unikt namn med de egenskaper som anges av parametern 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
Parametrar
En bitvis kombination av uppräkningsvärdena som anger egenskaperna för det unika namnet.
Returer
Det avkodade unika namnet.
Undantag
Certifikatet har ett ogiltigt namn.
Exempel
I följande kodexempel visas hur du X500DistinguishedName använder klassen.
using System;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
class X500Sample
{
static void Main()
{
try
{
X509Store store = new("MY", StoreLocation.CurrentUser);
store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);
X509Certificate2Collection collection = store.Certificates;
X509Certificate2Collection fcollection = 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: {scollection.Count}{Environment.NewLine}");
foreach (X509Certificate2 x509 in scollection)
{
X500DistinguishedName dname = new(
x509.SubjectName.Name,
X500DistinguishedNameFlags.Reversed | X500DistinguishedNameFlags.UseSemicolons
);
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.X509Certificates
Class X500Sample
Shared s_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 = store.Certificates
Dim fcollection As X509Certificate2Collection = collection.Find(X509FindType.FindByTimeValid, Date.Now, False)
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
)
s_msg = "Number of certificates: " & scollection.Count & Environment.NewLine
Console.WriteLine(s_msg)
Dim x509 As X509Certificate2
For Each x509 In scollection
Dim dname As New X500DistinguishedName(
x509.SubjectName.Name,
X500DistinguishedNameFlags.Reversed Or X500DistinguishedNameFlags.UseSemicolons
)
s_msg = "X500DistinguishedName: " & dname.Name & Environment.NewLine
Console.WriteLine(s_msg)
x509.Reset()
Next x509
store.Close()
Catch e As Exception
s_msg = "Error: Information could not be written out for this certificate."
Console.WriteLine(s_msg)
End Try
End Sub
End Class
Kommentarer
Den här metoden avkodar DET ASN-kodade unika namnet till ett strängvärde.