/// <summary>
/// Stores a credential in the Windows Credential Manager on the local machine.
/// </summary>
/// <param name="target">The target name of the credential.</param>
/// <param name="key">The credential key.</param>
internal static void StoreCredential(string target, string key)
{
CREDENTIAL cred = new CREDENTIAL();
cred.Type = (int)CRED_TYPE.GENERIC;
cred.Persist = (int)CRED_PERSIST.LOCAL_MACHINE;
cred.TargetName = target;
cred.UserName = target;
cred.CredentialBlob = Marshal.StringToHGlobalUni(key);
cred.CredentialBlobSize = key.Length * 2; // Multiply by 2 since we're using Unicode chars
if (!CredWrite(ref cred, 0))
{
int lastError = Marshal.GetLastWin32Error();
throw new InvalidOperationException(string.Format("Failed to store credential for {0}. Last error: {1}", target, lastError));
}
}
private static extern bool CredWrite(ref CREDENTIAL credential, int flags);
