private static extern CredUiReturnCodes CredUIPromptForCredentials(ref CreduiInfo pUiInfo, string pszTargetName,
IntPtr Reserved, int dwAuthError,
StringBuilder pszUserName,
int ulUserNameMaxChars,
StringBuilder pszPassword,
int ulPasswordMaxChars, ref int pfSave,
CreduiFlags dwFlags);
private static extern CredUiReturnCodes CredUIPromptForCredentials(ref CreduiInfo pUiInfo, string pszTargetName,
IntPtr Reserved, int dwAuthError,
StringBuilder pszUserName,
int ulUserNameMaxChars,
StringBuilder pszPassword,
int ulPasswordMaxChars, ref int pfSave,
CreduiFlags dwFlags);
internal static PSCredential CredUIPromptForCredential(string caption, string message, string userName, string targetName, PSCredentialTypes allowedCredentialTypes, PSCredentialUIOptions options, IntPtr parentHWND)
{
PSCredential credential = null;
CreduiInfo structure = new CreduiInfo();
structure.pszCaptionText = caption;
structure.pszMessageText = message;
StringBuilder pszUserName = new StringBuilder(userName, 0x201);
StringBuilder pszPassword = new StringBuilder(0x100);
bool flag = false;
int pfSave = Convert.ToInt32(flag);
structure.cbSize = Marshal.SizeOf(structure);
structure.hwndParent = parentHWND;
CreduiFlags dwFlags = CreduiFlags.DO_NOT_PERSIST;
if ((allowedCredentialTypes & PSCredentialTypes.Domain) != PSCredentialTypes.Domain)
{
dwFlags |= CreduiFlags.GENERIC_CREDENTIALS;
if ((options & PSCredentialUIOptions.AlwaysPrompt) == PSCredentialUIOptions.AlwaysPrompt)
{
dwFlags |= CreduiFlags.ALWAYS_SHOW_UI;
}
}
CredUiReturnCodes codes = CredUiReturnCodes.ERROR_INVALID_PARAMETER;
if ((pszUserName.Length <= 0x201) && (pszPassword.Length <= 0x100))
{
codes = CredUIPromptForCredentials(ref structure, targetName, IntPtr.Zero, 0, pszUserName, 0x201, pszPassword, 0x100, ref pfSave, dwFlags);
}
if (codes == CredUiReturnCodes.NO_ERROR)
{
string str = null;
if (pszUserName != null)
{
str = pszUserName.ToString();
}
SecureString password = new SecureString();
for (int i = 0; i < pszPassword.Length; i++)
{
password.AppendChar(pszPassword[i]);
pszPassword[i] = '\0';
}
if (!string.IsNullOrEmpty(str))
{
credential = new PSCredential(str, password);
}
else
{
credential = null;
}
}
else
{
credential = null;
}
return(credential);
}
/// <summary>
/// コマンドライン（コンソール）アプリケーションで作業しているユーザーからの資格情報を要求し、その資格情報を受け入れます。ユーザーが入力した名前とパスワードは、検証のために呼び出し元のアプリケーションに戻されます。
/// </summary>
/// <param name="TargetName">資格情報のターゲット名</param>
/// <param name="Reserved">予約された引数。NULLの必要があります。</param>
/// <param name="AuthError">資格情報の入力が必要な理由を指定します。呼び出し元は、別の認証呼び出しによって返されたこのWindowsエラーパラメータを渡して、ダイアログボックスが特定のエラーに対応できるようにすることができます。</param>
/// <param name="UserName">信任状のユーザー名</param>
/// <param name="UserNameMaxChars"></param>
/// <param name="Password"></param>
/// <param name="PasswordMaxChars"></param>
/// <param name="Save">資格情報保存の初期状態</param>
/// <param name="Flags"></param>
public static (CredUIReturnCodes ResultCode, string UserName, string Password, bool IsSave) CmdLinePromptForCredentials(string TargetName, IntPtr Reserved, int AuthError, string UserName, uint UserNameMaxChars, string Password, uint PasswordMaxChars, bool Save, CreduiFlags Flags)
{
var UserNameBuffer = new StringBuilder((int)UserNameMaxChars);
if (!string.IsNullOrEmpty(UserName))
{
UserNameBuffer.Append(UserName);
}
var PasswordBuffer = new StringBuilder((int)PasswordMaxChars);
if (!string.IsNullOrEmpty(Password))
{
PasswordBuffer.Append(Password);
}
var result = Interop.CredUICmdLinePromptForCredentials(TargetName, Reserved, AuthError, UserNameBuffer, UserNameMaxChars, PasswordBuffer, PasswordMaxChars, ref Save, Flags);
return(result, UserNameBuffer.ToString(), PasswordBuffer.ToString(), Save);
}
