/// <summary>
/// Extract the stored credential from WIndows Credential store
/// </summary>
/// <param name="Target">Name of the application/Url where the credential is used for</param>
/// <returns>empty credentials if target not found, else stored credentials</returns>
public static NetworkCredential GetCredentials(string Target)
{
IntPtr nCredPtr;
var username = String.Empty;
var passwd = String.Empty;
try
{
// Make the API call using the P/Invoke signature
bool ret = NativeCode.CredRead(Target, NativeCode.CredentialType.Generic, 0, out nCredPtr);
// If the API was successful then...
if (ret)
{
using (CriticalCredentialHandle critCred = new CriticalCredentialHandle(nCredPtr))
{
Credential cred = critCred.GetCredential();
passwd = cred.CredentialBlob;
username = cred.UserName;
}
}
}
catch (Exception e)
{
log.error($"Could not get credentials for {Target}", e);
}
return new NetworkCredential(username, passwd, string.Empty);
}
/// <summary>
/// Extract the stored credential from WIndows Credential store
/// </summary>
/// <param name="Target">Name of the application/Url where the credential is used for</param>
/// <returns>empty credentials if target not found, else stored credentials</returns>
public static NetworkCredential GetCredentials(string Target)
{
IntPtr nCredPtr;
var username = String.Empty;
var passwd = String.Empty;
var domain = String.Empty;
// Make the API call using the P/Invoke signature
bool ret = NativeCode.CredRead(Target, NativeCode.CredentialType.Generic, 0, out nCredPtr);
// If the API was successful then...
if (ret)
{
using (CriticalCredentialHandle critCred = new CriticalCredentialHandle(nCredPtr))
{
Credential cred = critCred.GetCredential();
passwd = cred.CredentialBlob;
var user = cred.UserName;
StringBuilder userBuilder = new StringBuilder();
StringBuilder domainBuilder = new StringBuilder();
var code = NativeCode.CredUIParseUserName(user, userBuilder, int.MaxValue, domainBuilder, int.MaxValue);
//assuming invalid account name to be not meeting condition for CredUIParseUserName
//"The name must be in UPN or down-level format, or a certificate"
if (code == NativeCode.CredentialUIReturnCodes.InvalidAccountName)
{
userBuilder.Append(user);
}
username = userBuilder.ToString();
domain = domainBuilder.ToString();
}
}
return(new NetworkCredential(username, passwd, domain));
}
