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| using System;
using System.ComponentModel;
using System.Runtime.InteropServices;
using System.Security.Cryptography;
using System.Text;
namespace NetValidatePassword
{
/// <summary>
/// Valider un mot de passe sur l'historique des mots de passes d'un usager.
/// </summary>
class NetValidatePassword
{
private static string[] args;
public static void Usage()
{
Console.WriteLine("Usage: {0} Idul password");
}
static NetValidatePassword()
{
args = Environment.GetCommandLineArgs();
}
/// <summary>
/// Point d'entrée principal de l'application.
/// </summary>
[STAThread]
static Int32 Main(string[] args)
{
if (args.Length < 2)
{
Usage();
return 2;
}
// string Message;
string Idul = args[0];
string password = args[1]; // New Password
string domaine = "MON_DOMAINE";
if (Idul.IndexOf("@") > 0)
{
String[] identite = Idul.Split('@');
Idul = identite[0];
domaine = identite[1];
Console.WriteLine("Domaine:"+domaine);
}
NET_VALIDATE_PASSWORD_CHANGE_INPUT_ARG InputChange = new
NET_VALIDATE_PASSWORD_CHANGE_INPUT_ARG();
InputChange.UserAccountName = @"MON_DOMAINE\" + Idul;
InputChange.ClearPassword = password;
InputChange.PasswordMatched = true;
//Créer le hash de password
Byte[] passwordToHash = new UnicodeEncoding().GetBytes(password);
Byte[] hashPassword = ((HashAlgorithm) CryptoConfig.CreateFromName("MD5")).ComputeHash(passwordToHash);
InputChange.PasswordHash.Hash = Marshal.StringToHGlobalAuto(hashPassword.ToString());
InputChange.PasswordHash.Length = (uint) Marshal.SizeOf(InputChange.PasswordHash);
// Préparer le PasswordHistory
NET_VALIDATE_PASSWORD_HASH PasswordHistory = new NET_VALIDATE_PASSWORD_HASH();
PasswordHistory.Hash = Marshal.AllocHGlobal(256);
PasswordHistory.Length = (uint) Marshal.SizeOf(PasswordHistory);
IntPtr IntPtrPasswordHistory = Marshal.AllocHGlobal(Marshal.SizeOf(PasswordHistory));
// Le transférer dans la structure
Marshal.StructureToPtr(PasswordHistory, IntPtrPasswordHistory, true);
InputChange.fields.PNET_VALIDATE_PASSWORD_HASH = IntPtrPasswordHistory;
// Create a IntPtr
IntPtr InputChangeIntPtr = Marshal.AllocHGlobal(Marshal.SizeOf(InputChange));
// Copy the struct to a IntPtr
Marshal.StructureToPtr(InputChange, InputChangeIntPtr, true);
NET_VALIDATE_OUTPUT_ARG Output = new NET_VALIDATE_OUTPUT_ARG();
NET_VALIDATE_PASSWORD_HASH OutPasswordHistory = new NET_VALIDATE_PASSWORD_HASH();
OutPasswordHistory.Hash = Marshal.AllocHGlobal(256);
OutPasswordHistory.Length = (uint) Marshal.SizeOf(OutPasswordHistory);
// Copy the Structure to the IntPtr
Output.fields.PNET_VALIDATE_PASSWORD_HASH = Marshal.AllocHGlobal(Marshal.SizeOf(OutPasswordHistory));
// Create Net_API_Status
NET_API_STATUS net_api_status = new NET_API_STATUS();
Output.ValidationStatus = net_api_status;
// Create a IntPtr for the Output structure
IntPtr OutputIntPtr = Marshal.AllocHGlobal(Marshal.SizeOf(Output));
Marshal.StructureToPtr(Output, OutputIntPtr, true);
Console.WriteLine("Output.fields.PNET_VALIDATE_PASSWORD_HASH: " + Output.fields.PNET_VALIDATE_PASSWORD_HASH.ToString());
try
{
Console.WriteLine(NET_VALIDATE_PASSWORD_TYPE.NetValidatePasswordChange.ToString());
// Call NetValidatePasswordPolicy
NetValidatePasswordPolicy(null, System.IntPtr.Zero, NET_VALIDATE_PASSWORD_TYPE.NetValidatePasswordChange, InputChangeIntPtr, out OutputIntPtr);
Console.WriteLine("ValidationStatus: " + Output.ValidationStatus.ToString());
Console.WriteLine("PasswordHistoryLength: " + Output.fields.PasswordHistoryLength);
Console.WriteLine("PasswordLastSet: " + Output.fields.PasswordLastSet);
}
catch(COMException e)
{
Console.WriteLine("Erreur NullReferenceException: " + e.StackTrace + "\n " + e.Message);
return 9;
}
catch (NullReferenceException e)
{
Console.WriteLine("Erreur NullReferenceException: " + e.StackTrace + "\n " + e.Message);
return 9;
}
catch (Exception e)
{
Console.WriteLine("Erreur NullReferenceException: " + e.StackTrace + "\n " + e.Message);
return 9;
}
catch
{
Console.WriteLine("Erreur");
return 9;
}
// Copy the OutputPtr into a new structure of OutputNew
NET_VALIDATE_OUTPUT_ARG OutputNew = (NET_VALIDATE_OUTPUT_ARG)Marshal.PtrToStructure(OutputIntPtr, typeof(NET_VALIDATE_OUTPUT_ARG));
Console.WriteLine("PasswordLastSet: " + OutputNew.fields.PasswordLastSet.ToString());
Console.WriteLine("ValidationStatus: " + OutputNew.ValidationStatus.ToString());
Console.WriteLine("PasswordHistoryLength: " + OutputNew.fields.PasswordHistoryLength.ToString());
Console.WriteLine("PresentFields: " + OutputNew.fields.PresentFields.ToString());
Marshal.FreeHGlobal(Output.fields.PNET_VALIDATE_PASSWORD_HASH);
Marshal.FreeHGlobal(PasswordHistory.Hash);
Marshal.FreeHGlobal(OutPasswordHistory.Hash);
Marshal.FreeHGlobal(OutputIntPtr);
Marshal.FreeHGlobal(IntPtrPasswordHistory);
Marshal.FreeHGlobal(InputChangeIntPtr);
return 0;
}
#region DLLImport
[DllImport("netapi32.dll", SetLastError = true)]
public static extern uint NetValidatePasswordPolicy(string
lpcwstrServerName, IntPtr Qualifier, NET_VALIDATE_PASSWORD_TYPE
TypeOfPassword, IntPtr InputArg, out IntPtr OutputArg);
[DllImport("ADVAPI32.DLL", SetLastError=true)]
internal static extern bool LogonUser(String lpszUsername, String lpszDomain, String lpszPassword,
int dwLogonType, int dwLogonProvider, out IntPtr phToken);
[DllImport("ADVAPI32.DLL", SetLastError=true)]
internal static extern bool ImpersonateLoggedOnUser(IntPtr phToken);
[DllImport("ADVAPI32.DLL", SetLastError=true)]
internal static extern bool RevertToSelf();
[DllImport("kernel32.dll", SetLastError = true)]
static extern bool CloseHandle(IntPtr handle);
#endregion
#region Définition des types utilisé par NetValidatePasswordPolicy
public enum NET_VALIDATE_PASSWORD_TYPE
{
NetValidateAuthentication = 1,
NetValidatePasswordChange,
NetValidatePasswordReset,
}
[StructLayout(LayoutKind.Sequential)]
public struct NET_VALIDATE_PERSISTED_FIELDS
{
public uint PresentFields;
public ulong PasswordLastSet;
public ulong BadPasswordTime;
public ulong LockoutTime;
public uint BadPasswordCount;
public uint PasswordHistoryLength;
public IntPtr PNET_VALIDATE_PASSWORD_HASH;
}
[StructLayout(LayoutKind.Sequential)]
public struct NET_VALIDATE_PASSWORD_HASH
{
public uint Length;
public IntPtr Hash; // How do I populate this? Is IntPtr right?
}
[StructLayout(LayoutKind.Sequential)]
public struct NET_VALIDATE_PASSWORD_CHANGE_INPUT_ARG
{
public NET_VALIDATE_PERSISTED_FIELDS fields;
public string ClearPassword;
public string UserAccountName;
public NET_VALIDATE_PASSWORD_HASH PasswordHash;
[MarshalAs(UnmanagedType.I1)]
public bool PasswordMatched;
}
public enum NET_API_STATUS : uint
{
NERR_Success = 0,
NERR_InvalidComputer = 2351,
NERR_NotPrimary = 2226,
NERR_SpeGroupOp = 2234,
NERR_LastAdmin = 2452,
NERR_BadPassword = 2203,
NERR_PasswordTooShort = 2245,
NERR_UserNotFound = 2221,
ERROR_ACCESS_DENIED = 5,
ERROR_NOT_ENOUGH_MEMORY = 8,
ERROR_INVALID_PARAMETER = 87,
ERROR_INVALID_NAME = 123,
ERROR_INVALID_LEVEL = 124,
ERROR_SESSION_CREDENTIAL_CONFLICT = 1219
}
[StructLayout(LayoutKind.Sequential)]
public struct NET_VALIDATE_OUTPUT_ARG
{
public NET_VALIDATE_PERSISTED_FIELDS fields;
public NET_API_STATUS ValidationStatus;
}
#endregion
}
} |
Problème avec un NullReferenceException lors de l'appel d'une fonction dans une DLL
pourra m'aider.
Répondre avec citation
Envoyé par Mose
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