private void repeatHeaderTest()
{
MemoryStream bOut = new MemoryStream();
ArmoredOutputStream aOut = new ArmoredOutputStream(bOut);
aOut.SetHeader("Comment", "Line 1");
aOut.AddHeader("Comment", "Line 2");
aOut.Write(sample, 0, sample.Length);
aOut.Close();
MemoryStream bIn = new MemoryStream(bOut.ToArray(), false);
ArmoredInputStream aIn = new ArmoredInputStream(bIn, true);
string[] hdrs = aIn.GetArmorHeaders();
int count = 0;
for (int i = 0; i != hdrs.Length; i++)
{
if (hdrs[i].IndexOf("Comment: ") == 0)
{
count++;
}
}
IsEquals(2, count);
}
public string PublicKey(string email, Dictionary <string, string> headers)
{
Context = new CryptoContext(Context);
var publicKey = GetPublicKeyForEncryption(email);
var sigKey = GetSecretKeyForSigning(email);
var literalData = new PgpLiteralDataGenerator();
var data = publicKey.GetEncoded();
using (var sout = new MemoryStream())
{
using (var armoredOut = new ArmoredOutputStream(sout))
{
foreach (var header in headers)
{
armoredOut.SetHeader(header.Key, header.Value);
}
//using (var literalOut = literalData.Open(
// armoredOut,
// PgpLiteralData.Binary,
// "email",
// data.Length,
// DateTime.UtcNow))
//{
// literalOut.Write(data, 0, data.Length);
//}
armoredOut.Write(data);
}
return(ASCIIEncoding.ASCII.GetString(sout.ToArray()));
}
}
private string signEnvelopeData(string msg)
{
Stream privateKeyStream = getPrivateKeyStream(_privateKey);
MemoryStream result = new MemoryStream();
ArmoredOutputStream aOut = new ArmoredOutputStream(result);
BcpgOutputStream bOut = null;
char[] privateKeyPassword = _passPhrase.ToCharArray();
var utf8Encoding = new System.Text.UTF8Encoding();
try
{
PgpSecretKey sk = readSecretKey(privateKeyStream);
PgpPrivateKey pk = sk.ExtractPrivateKey(privateKeyPassword);
PgpSignatureGenerator sigGen = new PgpSignatureGenerator(sk.PublicKey.Algorithm, HashAlgorithmTag.Sha256);
PgpSignatureSubpacketGenerator spGen = new PgpSignatureSubpacketGenerator();
var enumerator = sk.PublicKey.GetUserIds().GetEnumerator();
if (enumerator.MoveNext())
{
spGen.SetSignerUserId(false, (string)enumerator.Current);
sigGen.SetHashedSubpackets(spGen.Generate());
}
aOut.BeginClearText(HashAlgorithmTag.Sha256);
sigGen.InitSign(PgpSignature.CanonicalTextDocument, pk);
byte[] msgBytes = utf8Encoding.GetBytes(msg);
sigGen.Update(msgBytes, 0, msgBytes.Length);
aOut.Write(msgBytes, 0, msgBytes.Length);
bOut = new BcpgOutputStream(aOut);
aOut.EndClearText();
sigGen.Generate().Encode(bOut);
using (BinaryReader br = new BinaryReader(result))
{
br.BaseStream.Position = 0;
return(utf8Encoding.GetString(br.ReadBytes((int)result.Length)));
}
}
catch (Exception e)
{ Console.WriteLine("This happened: " + e.Message);
throw new Exception("Signing Failed: " + e.Message); }
finally
{
try
{
if (privateKeyStream != null)
{
privateKeyStream.Close();
}
//if(bOut != null)
//bOut.Close();
//aOut.Close();
result.Close();
} catch (IOException) {}
}
}
string PGPEncryptToASCIIArmored(byte[] data, string filename = "encrypted-data.gpg")
{
using (var encOut = new MemoryStream()) {
var byteData = GPGTools.EncryptForKeys(data, keys, filename);
var s = new ArmoredOutputStream(encOut);
s.Write(byteData, 0, byteData.Length);
s.Close();
encOut.Seek(0, SeekOrigin.Begin);
var reader = new StreamReader(encOut);
return(reader.ReadToEnd());
}
}
private string Export(byte[] key)
{
MemoryStream bOut = new MemoryStream();
using (ArmoredOutputStream armorOut = new ArmoredOutputStream(bOut))
{
armorOut.Write(key);
armorOut.Flush();
}
bOut.Position = 0;
var reader = new StreamReader(bOut);
return(reader.ReadToEnd());
}
public static string ByteKeyToText(byte[] publicKey)
{
byte[] output;
using (MemoryStream outstream = new MemoryStream())
{
ArmoredOutputStream armor = new ArmoredOutputStream(outstream);
armor.Write(publicKey, 0, publicKey.Length);
armor.Flush();
outstream.Flush();
output = outstream.ToArray();
}
return(Encoding.UTF8.GetString(output, 0, output.Length));
}
public string PublicKey(string email, Dictionary <string, string> headers)
{
Context = new CryptoContext(Context);
var publicKey = GetPublicKeyForEncryption(email);
var data = publicKey.GetEncoded();
using (var sout = new MemoryStream())
{
using (var armoredOut = new ArmoredOutputStream(sout))
{
foreach (var header in headers)
{
armoredOut.SetHeader(header.Key, header.Value);
}
armoredOut.Write(data);
}
return(ASCIIEncoding.ASCII.GetString(sout.ToArray()));
}
}
public override void PerformTest()
{
//
// test immediate close
//
MemoryStream bOut = new MemoryStream();
ArmoredOutputStream aOut = new ArmoredOutputStream(bOut);
aOut.Close();
byte[] data = bOut.ToArray();
if (data.Length != 0)
{
Fail("No data should have been written");
}
//
// multiple close
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
aOut.Close();
int mc = markerCount(bOut.ToArray());
if (mc < 1)
{
Fail("No end marker found");
}
if (mc > 1)
{
Fail("More than one end marker found");
}
//
// writing and reading single objects
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
ArmoredInputStream aIn = new ArmoredInputStream(
new MemoryStream(bOut.ToArray(), false));
PgpObjectFactory fact = new PgpObjectFactory(aIn);
int count = 0;
while (fact.NextPgpObject() != null)
{
count++;
}
if (count != 1)
{
Fail("wrong number of objects found: " + count);
}
//
// writing and reading multiple objects - in single block
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
aIn = new ArmoredInputStream(
new MemoryStream(bOut.ToArray(), false));
fact = new PgpObjectFactory(aIn);
count = 0;
while (fact.NextPgpObject() != null)
{
count++;
}
if (count != 2)
{
Fail("wrong number of objects found: " + count);
}
//
// writing and reading multiple objects - in single block
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close(); // does not close underlying stream
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
aIn = new ArmoredInputStream(
new MemoryStream(bOut.ToArray(), false));
count = 0;
bool atLeastOne;
do
{
atLeastOne = false;
fact = new PgpObjectFactory(aIn);
while (fact.NextPgpObject() != null)
{
atLeastOne = true;
count++;
}
}while (atLeastOne);
if (count != 2)
{
Fail("wrong number of objects found: " + count);
}
blankLineTest();
pgpUtilTest();
repeatHeaderTest();
}
/// <summary>
/// Sign data using key
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="key">Email address of key</param>
/// <returns>Returns ascii armored signature</returns>
public string SignClear(string data, string key, Encoding encoding, Dictionary <string, string> headers)
{
Context = new CryptoContext(Context);
var senderKey = GetSecretKeyForSigning(key);
if (senderKey == null)
{
throw new SecretKeyNotFoundException("Error, unable to locate signing key \"" + key + "\".");
}
// Setup signature stuff //
var signatureData = new PgpSignatureGenerator(senderKey.PublicKey.Algorithm, HashAlgorithmTag.Sha1);
signatureData.InitSign(PgpSignature.CanonicalTextDocument, senderKey.ExtractPrivateKey(Context.Password));
foreach (string userId in senderKey.PublicKey.GetUserIds())
{
var subPacketGenerator = new PgpSignatureSubpacketGenerator();
subPacketGenerator.SetSignerUserId(false, userId);
signatureData.SetHashedSubpackets(subPacketGenerator.Generate());
// Just the first one!
break;
}
// //
using (var sout = new MemoryStream())
{
using (var armoredOut = new ArmoredOutputStream(sout))
{
foreach (var header in headers)
{
armoredOut.SetHeader(header.Key, header.Value);
}
armoredOut.BeginClearText(HashAlgorithmTag.Sha1);
// Remove any extra trailing whitespace.
// this should not include \r or \n.
data = data.TrimEnd(null);
using (var stringReader = new StringReader(data))
{
do
{
var line = stringReader.ReadLine();
if (line == null)
{
break;
}
// Lines must have all white space removed
line = line.TrimEnd(null);
line = line.TrimEnd(new char[] { ' ', '\t', '\r', '\n' });
line += "\r\n";
signatureData.Update(encoding.GetBytes(line));
armoredOut.Write(encoding.GetBytes(line));
}while (true);
}
// Write extra line before signature block.
armoredOut.Write(encoding.GetBytes("\r\n"));
armoredOut.EndClearText();
using (var outputStream = new BcpgOutputStream(armoredOut))
{
signatureData.Generate().Encode(outputStream);
}
}
return(encoding.GetString(sout.ToArray()));
}
}
public override void PerformTest()
{
//
// test immediate close
//
MemoryStream bOut = new MemoryStream();
ArmoredOutputStream aOut = new ArmoredOutputStream(bOut);
aOut.Close();
byte[] data = bOut.ToArray();
if (data.Length != 0)
{
Fail("No data should have been written");
}
//
// multiple close
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
aOut.Close();
int mc = markerCount(bOut.ToArray());
if (mc < 1)
{
Fail("No end marker found");
}
if (mc > 1)
{
Fail("More than one end marker found");
}
//
// writing and reading single objects
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
ArmoredInputStream aIn = new ArmoredInputStream(
new MemoryStream(bOut.ToArray(), false));
PgpObjectFactory fact = new PgpObjectFactory(aIn);
int count = 0;
while (fact.NextPgpObject() != null)
{
count++;
}
if (count != 1)
{
Fail("wrong number of objects found: " + count);
}
//
// writing and reading multiple objects - in single block
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
aIn = new ArmoredInputStream(
new MemoryStream(bOut.ToArray(), false));
fact = new PgpObjectFactory(aIn);
count = 0;
while (fact.NextPgpObject() != null)
{
count++;
}
if (count != 2)
{
Fail("wrong number of objects found: " + count);
}
//
// writing and reading multiple objects - in single block
//
bOut = new MemoryStream();
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close(); // does not close underlying stream
aOut = new ArmoredOutputStream(bOut);
aOut.Write(sample, 0, sample.Length);
aOut.Close();
aIn = new ArmoredInputStream(
new MemoryStream(bOut.ToArray(), false));
count = 0;
bool atLeastOne;
do
{
atLeastOne = false;
fact = new PgpObjectFactory(aIn);
while (fact.NextPgpObject() != null)
{
atLeastOne = true;
count++;
}
}
while (atLeastOne);
if (count != 2)
{
Fail("wrong number of objects found: " + count);
}
blankLineTest();
}
