/*
* Only encrypts the given MimeEntity.
*/
private MultipartEncrypted EncryptEntity(Node entityNode, MimeEntity entity)
{
// Retrieving node that declares encryption settings for us.
var encryptionNode = entityNode ["encrypt"];
// Retrieving MailboxAddresses to encrypt message for.
var receivers = GetReceiversMailboxAddress(encryptionNode);
// Creating our Gnu Privacy Guard context.
// Notice, no password necessary when doing encryption, since we're only using public certificates.
using (var ctx = new GnuPrivacyContext()) {
// Encrypting content of email and returning to caller.
var retVal = MultipartEncrypted.Encrypt(
ctx,
receivers,
entity);
// Setting preamble and epilogue AFTER encryption, to give opportunity to give hints to receiver.
retVal.Preamble = entityNode.GetChildValue <string> ("preamble", _context, null);
retVal.Epilogue = entityNode.GetChildValue <string> ("epilogue", _context, null);
// Returning encrypted Multipart.
return(retVal);
}
}
public void TestMultipartEncryptedEncryptAlgorithmUsingKeys()
{
var body = new TextPart("plain")
{
Text = "This is some cleartext that we'll end up encrypting..."
};
var self = new MailboxAddress("MimeKit UnitTests", "*****@*****.**");
IList <PgpPublicKey> recipients;
using (var ctx = new DummyOpenPgpContext()) {
recipients = ctx.GetPublicKeys(new [] { self });
}
foreach (EncryptionAlgorithm algorithm in Enum.GetValues(typeof(EncryptionAlgorithm)))
{
if (algorithm == EncryptionAlgorithm.RC240 ||
algorithm == EncryptionAlgorithm.RC264 ||
algorithm == EncryptionAlgorithm.RC2128)
{
continue;
}
var encrypted = MultipartEncrypted.Encrypt(algorithm, recipients, body);
//using (var file = File.Create ("pgp-encrypted.asc"))
// encrypted.WriteTo (file);
var decrypted = encrypted.Decrypt();
Assert.IsInstanceOf <TextPart> (decrypted, "Decrypted part is not the expected type.");
Assert.AreEqual(body.Text, ((TextPart)decrypted).Text, "Decrypted content is not the same as the original.");
}
}
/*
* Only encrypts the given MimeEntity.
*/
MultipartEncrypted EncryptEntity(Node entityNode, MimeEntity entity)
{
// Retrieving node that declares encryption settings for us.
var encryptionNode = entityNode ["encrypt"];
// Retrieving MailboxAddresses to encrypt message for.
var receivers = GetReceiversMailboxAddress(encryptionNode);
/*
* Creating our PGP context.
* Notice, the password is not necessary when doing encryption, since we're only using public keys.
*/
using (var ctx = _context.RaiseEvent(
".p5.crypto.pgp-keys.context.create",
new Node("", false)).Get <OpenPgpContext> (_context)) {
// Encrypting content of email and returning to caller.
var retVal = MultipartEncrypted.Encrypt(
ctx,
receivers,
entity);
// Returning encrypted Multipart.
return(retVal);
}
}
public void Encrypt(MimeMessage message)
{
// encrypt our message body using our custom GnuPG cryptography context
using (var ctx = new MyGnuPGContext()) {
// Note: this assumes that each of the recipients has a PGP key associated
// with their email address in the user's public keyring.
//
// If this is not the case, you can use SecureMailboxAddresses instead of
// normal MailboxAddresses which would allow you to specify the fingerprint
// of their PGP keys. You could also choose to use one of the Encrypt()
// overloads that take a list of PgpPublicKeys.
message.Body = MultipartEncrypted.Encrypt(ctx, message.To.Mailboxes, message.Body);
}
}
public void TestMultipartEncryptedEncrypt()
{
var body = new TextPart("plain")
{
Text = "This is some cleartext that we'll end up encrypting..."
};
var self = new MailboxAddress("MimeKit UnitTests", "*****@*****.**");
var encrypted = MultipartEncrypted.Encrypt(new [] { self }, body);
//using (var file = File.Create ("pgp-encrypted.asc"))
// encrypted.WriteTo (file);
var decrypted = encrypted.Decrypt();
Assert.IsInstanceOf <TextPart> (decrypted, "Decrypted part is not the expected type.");
Assert.AreEqual(body.Text, ((TextPart)decrypted).Text, "Decrypted content is not the same as the original.");
}
public void TestArgumentExceptions()
{
Assert.Throws <ArgumentNullException> (() => CryptographyContext.Create(null));
Assert.Throws <ArgumentNullException> (() => CryptographyContext.Register((Type)null));
Assert.Throws <ArgumentNullException> (() => CryptographyContext.Register((Func <OpenPgpContext>)null));
Assert.Throws <ArgumentNullException> (() => CryptographyContext.Register((Func <SecureMimeContext>)null));
using (var ctx = new DummyOpenPgpContext()) {
var mailboxes = new [] { new MailboxAddress("MimeKit UnitTests", "*****@*****.**") };
var emptyMailboxes = new MailboxAddress[0];
var pubkeys = ctx.GetPublicKeys(mailboxes);
var key = ctx.GetSigningKey(mailboxes[0]);
var emptyPubkeys = new PgpPublicKey[0];
DigitalSignatureCollection signatures;
var stream = new MemoryStream();
var entity = new MimePart();
Assert.Throws <ArgumentException> (() => ctx.KeyServer = new Uri("relative/uri", UriKind.Relative));
Assert.Throws <ArgumentNullException> (() => ctx.GetDigestAlgorithm(null));
Assert.Throws <ArgumentOutOfRangeException> (() => ctx.GetDigestAlgorithmName(DigestAlgorithm.DoubleSha));
Assert.Throws <NotSupportedException> (() => OpenPgpContext.GetHashAlgorithm(DigestAlgorithm.DoubleSha));
Assert.Throws <NotSupportedException> (() => OpenPgpContext.GetHashAlgorithm(DigestAlgorithm.Tiger192));
Assert.Throws <NotSupportedException> (() => OpenPgpContext.GetHashAlgorithm(DigestAlgorithm.Haval5160));
Assert.Throws <NotSupportedException> (() => OpenPgpContext.GetHashAlgorithm(DigestAlgorithm.MD4));
Assert.Throws <ArgumentOutOfRangeException> (() => OpenPgpContext.GetDigestAlgorithm((Org.BouncyCastle.Bcpg.HashAlgorithmTag) 1024));
Assert.Throws <ArgumentNullException> (() => new ApplicationPgpEncrypted((MimeEntityConstructorArgs)null));
Assert.Throws <ArgumentNullException> (() => new ApplicationPgpSignature((MimeEntityConstructorArgs)null));
Assert.Throws <ArgumentNullException> (() => new ApplicationPgpSignature((Stream)null));
// Accept
Assert.Throws <ArgumentNullException> (() => new ApplicationPgpEncrypted().Accept(null));
Assert.Throws <ArgumentNullException> (() => new ApplicationPgpSignature(stream).Accept(null));
// Decrypt
Assert.Throws <ArgumentNullException> (() => ctx.Decrypt(null), "Decrypt");
// Encrypt
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt(EncryptionAlgorithm.Cast5, (MailboxAddress[])null, stream), "Encrypt");
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt(EncryptionAlgorithm.Cast5, (PgpPublicKey[])null, stream), "Encrypt");
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt((MailboxAddress[])null, stream), "Encrypt");
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt((PgpPublicKey[])null, stream), "Encrypt");
Assert.Throws <ArgumentException> (() => ctx.Encrypt(EncryptionAlgorithm.Cast5, emptyMailboxes, stream), "Encrypt");
Assert.Throws <ArgumentException> (() => ctx.Encrypt(EncryptionAlgorithm.Cast5, emptyPubkeys, stream), "Encrypt");
Assert.Throws <ArgumentException> (() => ctx.Encrypt(emptyMailboxes, stream), "Encrypt");
Assert.Throws <ArgumentException> (() => ctx.Encrypt(emptyPubkeys, stream), "Encrypt");
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt(EncryptionAlgorithm.Cast5, mailboxes, null), "Encrypt");
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt(EncryptionAlgorithm.Cast5, pubkeys, null), "Encrypt");
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt(mailboxes, null), "Encrypt");
Assert.Throws <ArgumentNullException> (() => ctx.Encrypt(pubkeys, null), "Encrypt");
// Export
Assert.Throws <ArgumentNullException> (() => ctx.Export((PgpPublicKeyRingBundle)null), "Export");
Assert.Throws <ArgumentNullException> (() => ctx.Export((MailboxAddress[])null), "Export");
Assert.Throws <ArgumentNullException> (() => ctx.Export((PgpPublicKey[])null), "Export");
// GetDecryptedStream
Assert.Throws <ArgumentNullException> (() => ctx.GetDecryptedStream(null), "GetDecryptedStream");
// GetDigestAlgorithmName
Assert.Throws <ArgumentOutOfRangeException> (() => ctx.GetDigestAlgorithmName(DigestAlgorithm.None), "GetDigestAlgorithmName");
// Import
Assert.Throws <ArgumentNullException> (() => ctx.Import((Stream)null), "Import");
Assert.Throws <ArgumentNullException> (() => ctx.Import((PgpPublicKeyRing)null), "Import");
Assert.Throws <ArgumentNullException> (() => ctx.Import((PgpPublicKeyRingBundle)null), "Import");
Assert.Throws <ArgumentNullException> (() => ctx.Import((PgpSecretKeyRing)null), "Import");
Assert.Throws <ArgumentNullException> (() => ctx.Import((PgpSecretKeyRingBundle)null), "Import");
// ImportSecretKeys
Assert.Throws <ArgumentNullException> (() => ctx.ImportSecretKeys(null), "ImportSecretKeys");
// Sign
Assert.Throws <ArgumentNullException> (() => ctx.Sign((MailboxAddress)null, DigestAlgorithm.Sha1, stream), "Sign");
Assert.Throws <ArgumentNullException> (() => ctx.Sign((PgpSecretKey)null, DigestAlgorithm.Sha1, stream), "Sign");
Assert.Throws <ArgumentNullException> (() => ctx.Sign(mailboxes[0], DigestAlgorithm.Sha1, null), "Sign");
Assert.Throws <ArgumentNullException> (() => ctx.Sign(key, DigestAlgorithm.Sha1, null), "Sign");
// SignAndEncrypt
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt((MailboxAddress)null, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, mailboxes, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt((PgpSecretKey)null, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, pubkeys, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, (MailboxAddress[])null, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, (PgpPublicKey[])null, stream), "SignAndEncrypt");
Assert.Throws <ArgumentException> (() => ctx.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, emptyMailboxes, stream), "SignAndEncrypt");
Assert.Throws <ArgumentException> (() => ctx.SignAndEncrypt(key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, emptyPubkeys, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, mailboxes, null), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, pubkeys, null), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt((MailboxAddress)null, DigestAlgorithm.Sha1, mailboxes, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt((PgpSecretKey)null, DigestAlgorithm.Sha1, pubkeys, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, (MailboxAddress[])null, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(key, DigestAlgorithm.Sha1, (PgpPublicKey[])null, stream), "SignAndEncrypt");
Assert.Throws <ArgumentException> (() => ctx.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, emptyMailboxes, stream), "SignAndEncrypt");
Assert.Throws <ArgumentException> (() => ctx.SignAndEncrypt(key, DigestAlgorithm.Sha1, emptyPubkeys, stream), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, mailboxes, null), "SignAndEncrypt");
Assert.Throws <ArgumentNullException> (() => ctx.SignAndEncrypt(key, DigestAlgorithm.Sha1, pubkeys, null), "SignAndEncrypt");
// Supports
Assert.Throws <ArgumentNullException> (() => ctx.Supports(null), "Supports");
// Verify
Assert.Throws <ArgumentNullException> (() => ctx.Verify(null, stream), "Verify");
Assert.Throws <ArgumentNullException> (() => ctx.Verify(stream, null), "Verify");
// MultipartEncrypted
// Encrypt
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt((MailboxAddress[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt((PgpPublicKey[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(pubkeys, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(null, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, (MailboxAddress[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(ctx, emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(null, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, (PgpPublicKey[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(ctx, emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, pubkeys, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(EncryptionAlgorithm.Cast5, (MailboxAddress[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(EncryptionAlgorithm.Cast5, emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(EncryptionAlgorithm.Cast5, mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(EncryptionAlgorithm.Cast5, (PgpPublicKey[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(EncryptionAlgorithm.Cast5, emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(EncryptionAlgorithm.Cast5, pubkeys, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(null, EncryptionAlgorithm.Cast5, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, EncryptionAlgorithm.Cast5, (MailboxAddress[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(ctx, EncryptionAlgorithm.Cast5, emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, EncryptionAlgorithm.Cast5, mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(null, EncryptionAlgorithm.Cast5, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, EncryptionAlgorithm.Cast5, (PgpPublicKey[])null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.Encrypt(ctx, EncryptionAlgorithm.Cast5, emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.Encrypt(ctx, EncryptionAlgorithm.Cast5, pubkeys, null));
// SignAndEncrypt
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt((MailboxAddress)null, DigestAlgorithm.Sha1, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt((PgpSecretKey)null, DigestAlgorithm.Sha1, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(key, DigestAlgorithm.Sha1, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(key, DigestAlgorithm.Sha1, emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(key, DigestAlgorithm.Sha1, pubkeys, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(null, mailboxes[0], DigestAlgorithm.Sha1, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, (MailboxAddress)null, DigestAlgorithm.Sha1, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, mailboxes[0], DigestAlgorithm.Sha1, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(ctx, mailboxes[0], DigestAlgorithm.Sha1, emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, mailboxes[0], DigestAlgorithm.Sha1, mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(null, key, DigestAlgorithm.Sha1, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, (PgpSecretKey)null, DigestAlgorithm.Sha1, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, key, DigestAlgorithm.Sha1, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(ctx, key, DigestAlgorithm.Sha1, emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, key, DigestAlgorithm.Sha1, pubkeys, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt((MailboxAddress)null, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt((PgpSecretKey)null, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, pubkeys, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(null, mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, (MailboxAddress)null, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, mailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(ctx, mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, emptyMailboxes, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, mailboxes[0], DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, mailboxes, null));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(null, key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, (PgpSecretKey)null, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, pubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, null, entity));
Assert.Throws <ArgumentException> (() => MultipartEncrypted.SignAndEncrypt(ctx, key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, emptyPubkeys, entity));
Assert.Throws <ArgumentNullException> (() => MultipartEncrypted.SignAndEncrypt(ctx, key, DigestAlgorithm.Sha1, EncryptionAlgorithm.Cast5, pubkeys, null));
var encrypted = new MultipartEncrypted();
Assert.Throws <ArgumentNullException> (() => encrypted.Accept(null));
Assert.Throws <ArgumentNullException> (() => encrypted.Decrypt(null));
Assert.Throws <ArgumentNullException> (() => encrypted.Decrypt(null, out signatures));
}
}
/*
* Encrypts an entity.
*/
static MultipartEncrypted Encrypt(MimeEntity entity, Node encryptionNode)
{
return(MultipartEncrypted.Encrypt(GetEncryptionKeys(encryptionNode), entity));
}
