private static PgpPublicKey AddCert(
PgpPublicKey key,
object id,
PgpSignature certification)
{
PgpPublicKey returnKey = new PgpPublicKey(key);
IList sigList = null;
for (int i = 0; i != returnKey.ids.Count; i++)
{
if (id.Equals(returnKey.ids[i]))
{
sigList = (IList) returnKey.idSigs[i];
}
}
if (sigList != null)
{
sigList.Add(certification);
}
else
{
sigList = Platform.CreateArrayList();
sigList.Add(certification);
returnKey.ids.Add(id);
returnKey.idTrusts.Add(null);
returnKey.idSigs.Add(sigList);
}
return returnKey;
}
/// <summary>Add a certification for an id to the given public key.</summary>
/// <param name="key">The key the certification is to be added to.</param>
/// <param name="id">The ID the certification is associated with.</param>
/// <param name="certification">The new certification.</param>
/// <returns>The re-certified key.</returns>
public static PgpPublicKey AddCertification(
PgpPublicKey key,
string id,
PgpSignature certification)
{
return AddCert(key, id, certification);
}
/// <summary>Add a certification for the given UserAttributeSubpackets to the given public key.</summary>
/// <param name="key">The key the certification is to be added to.</param>
/// <param name="userAttributes">The attributes the certification is associated with.</param>
/// <param name="certification">The new certification.</param>
/// <returns>The re-certified key.</returns>
public static PgpPublicKey AddCertification(
PgpPublicKey key,
PgpUserAttributeSubpacketVector userAttributes,
PgpSignature certification)
{
return AddCert(key, userAttributes, certification);
}
private static PgpPublicKey RemoveCert(IPgpPublicKey key, object id, PgpSignature certification)
{
var returnKey = new PgpPublicKey(key);
var found = false;
for (var i = 0; i < returnKey._ids.Count; i++)
{
if (!id.Equals(returnKey._ids[i]))
continue;
var certs = returnKey.IdSigs[i];
found = certs.Contains(certification);
if (found)
{
certs.Remove(certification);
}
}
return found ? returnKey : null;
}
public void Encode(Stream outStr)
{
BcpgOutputStream bcpgOutputStream = BcpgOutputStream.Wrap(outStr);
bcpgOutputStream.WritePacket(secret);
if (pub.trustPk != null)
{
bcpgOutputStream.WritePacket(pub.trustPk);
}
global::System.Collections.IEnumerator enumerator;
if (pub.subSigs == null)
{
{
enumerator = ((global::System.Collections.IEnumerable)pub.keySigs).GetEnumerator();
try
{
while (enumerator.MoveNext())
{
PgpSignature pgpSignature = (PgpSignature)enumerator.get_Current();
pgpSignature.Encode((Stream)(object)bcpgOutputStream);
}
}
finally
{
global::System.IDisposable disposable = enumerator as global::System.IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
}
}
for (int i = 0; i != ((global::System.Collections.ICollection)pub.ids).get_Count(); i++)
{
object obj = pub.ids.get_Item(i);
if (obj is string)
{
string id = (string)obj;
bcpgOutputStream.WritePacket(new UserIdPacket(id));
}
else
{
PgpUserAttributeSubpacketVector pgpUserAttributeSubpacketVector = (PgpUserAttributeSubpacketVector)obj;
bcpgOutputStream.WritePacket(new UserAttributePacket(pgpUserAttributeSubpacketVector.ToSubpacketArray()));
}
if (pub.idTrusts.get_Item(i) != null)
{
bcpgOutputStream.WritePacket((ContainedPacket)pub.idTrusts.get_Item(i));
}
{
enumerator = ((global::System.Collections.IEnumerable)(global::System.Collections.IList) pub.idSigs.get_Item(i)).GetEnumerator();
try
{
while (enumerator.MoveNext())
{
PgpSignature pgpSignature2 = (PgpSignature)enumerator.get_Current();
pgpSignature2.Encode((Stream)(object)bcpgOutputStream);
}
}
finally
{
global::System.IDisposable disposable2 = enumerator as global::System.IDisposable;
if (disposable2 != null)
{
disposable2.Dispose();
}
}
}
}
return;
}
enumerator = ((global::System.Collections.IEnumerable)pub.subSigs).GetEnumerator();
try
{
while (enumerator.MoveNext())
{
PgpSignature pgpSignature3 = (PgpSignature)enumerator.get_Current();
pgpSignature3.Encode((Stream)(object)bcpgOutputStream);
}
}
finally
{
global::System.IDisposable disposable3 = enumerator as global::System.IDisposable;
if (disposable3 != null)
{
disposable3.Dispose();
}
}
}
/// <summary>Add a revocation or some other key certification to a key.</summary>
/// <param name="key">The key the revocation is to be added to.</param>
/// <param name="certification">The key signature to be added.</param>
/// <returns>The new changed public key object.</returns>
public static PgpPublicKey AddCertification(IPgpPublicKey key, PgpSignature certification)
{
if (key.IsMasterKey)
{
if (certification.SignatureType == PgpSignature.SubkeyRevocation)
{
throw new ArgumentException("signature type incorrect for master key revocation.");
}
}
else
{
if (certification.SignatureType == PgpSignature.KeyRevocation)
{
throw new ArgumentException("signature type incorrect for sub-key revocation.");
}
}
var returnKey = new PgpPublicKey(key);
if (returnKey.SubSigs != null)
{
returnKey.SubSigs.Add(certification);
}
else
{
returnKey.KeySigs.Add(certification);
}
return returnKey;
}
/// <summary>Remove a certification associated with a given user attributes on a key.</summary>
/// <param name="key">The key the certifications are to be removed from.</param>
/// <param name="userAttributes">The user attributes that the certfication is to be removed from.</param>
/// <param name="certification">The certification to be removed.</param>
/// <returns>The re-certified key, or null if the certification was not found.</returns>
public static PgpPublicKey RemoveCertification(IPgpPublicKey key, IPgpUserAttributeSubpacketVector userAttributes, PgpSignature certification)
{
return RemoveCert(key, userAttributes, certification);
}
/// <summary>Return the next object in the stream, or null if the end is reached.</summary>
/// <exception cref="IOException">On a parse error</exception>
public PgpObject NextPgpObject()
{
PacketTag tag = bcpgIn.NextPacketTag();
if ((int) tag == -1) return null;
switch (tag)
{
case PacketTag.Signature:
{
IList l = Platform.CreateArrayList();
while (bcpgIn.NextPacketTag() == PacketTag.Signature)
{
try
{
l.Add(new PgpSignature(bcpgIn));
}
catch (PgpException e)
{
throw new IOException("can't create signature object: " + e);
}
}
PgpSignature[] sigs = new PgpSignature[l.Count];
for (int i = 0; i < l.Count; ++i)
{
sigs[i] = (PgpSignature)l[i];
}
return new PgpSignatureList(sigs);
}
case PacketTag.SecretKey:
try
{
return new PgpSecretKeyRing(bcpgIn);
}
catch (PgpException e)
{
throw new IOException("can't create secret key object: " + e);
}
case PacketTag.PublicKey:
return new PgpPublicKeyRing(bcpgIn);
// TODO Make PgpPublicKey a PgpObject or return a PgpPublicKeyRing
// case PacketTag.PublicSubkey:
// return PgpPublicKeyRing.ReadSubkey(bcpgIn);
case PacketTag.CompressedData:
return new PgpCompressedData(bcpgIn);
case PacketTag.LiteralData:
return new PgpLiteralData(bcpgIn);
case PacketTag.PublicKeyEncryptedSession:
case PacketTag.SymmetricKeyEncryptedSessionKey:
return new PgpEncryptedDataList(bcpgIn);
case PacketTag.OnePassSignature:
{
IList l = Platform.CreateArrayList();
while (bcpgIn.NextPacketTag() == PacketTag.OnePassSignature)
{
try
{
l.Add(new PgpOnePassSignature(bcpgIn));
}
catch (PgpException e)
{
throw new IOException("can't create one pass signature object: " + e);
}
}
PgpOnePassSignature[] sigs = new PgpOnePassSignature[l.Count];
for (int i = 0; i < l.Count; ++i)
{
sigs[i] = (PgpOnePassSignature)l[i];
}
return new PgpOnePassSignatureList(sigs);
}
case PacketTag.Marker:
return new PgpMarker(bcpgIn);
case PacketTag.Experimental1:
case PacketTag.Experimental2:
case PacketTag.Experimental3:
case PacketTag.Experimental4:
return new PgpExperimental(bcpgIn);
}
throw new IOException("unknown object in stream " + bcpgIn.NextPacketTag());
}
public void SetEmbeddedSignature(
bool isCritical,
PgpSignature pgpSignature)
{
byte[] sig = pgpSignature.GetEncoded();
byte[] data;
// TODO Should be >= ?
if (sig.Length - 1 > 256)
{
data = new byte[sig.Length - 3];
}
else
{
data = new byte[sig.Length - 2];
}
Array.Copy(sig, sig.Length - data.Length, data, 0, data.Length);
list.Add(new EmbeddedSignature(isCritical, data));
}
/// <summary>Return the next object in the stream, or null if the end is reached.</summary>
/// <exception cref="IOException">On a parse error</exception>
public PgpObject NextPgpObject()
{
PacketTag tag = bcpgIn.NextPacketTag();
if ((int)tag == -1)
{
return(null);
}
switch (tag)
{
case PacketTag.Signature:
{
IList l = Platform.CreateArrayList();
while (bcpgIn.NextPacketTag() == PacketTag.Signature)
{
try
{
l.Add(new PgpSignature(bcpgIn));
}
catch (PgpException e)
{
throw new IOException("can't create signature object: " + e);
}
}
PgpSignature[] sigs = new PgpSignature[l.Count];
for (int i = 0; i < l.Count; ++i)
{
sigs[i] = (PgpSignature)l[i];
}
return(new PgpSignatureList(sigs));
}
case PacketTag.SecretKey:
try
{
return(new PgpSecretKeyRing(bcpgIn));
}
catch (PgpException e)
{
throw new IOException("can't create secret key object: " + e);
}
case PacketTag.PublicKey:
return(new PgpPublicKeyRing(bcpgIn));
// TODO Make PgpPublicKey a PgpObject or return a PgpPublicKeyRing
// case PacketTag.PublicSubkey:
// return PgpPublicKeyRing.ReadSubkey(bcpgIn);
case PacketTag.CompressedData:
return(new PgpCompressedData(bcpgIn));
case PacketTag.LiteralData:
return(new PgpLiteralData(bcpgIn));
case PacketTag.PublicKeyEncryptedSession:
case PacketTag.SymmetricKeyEncryptedSessionKey:
return(new PgpEncryptedDataList(bcpgIn));
case PacketTag.OnePassSignature:
{
IList l = Platform.CreateArrayList();
while (bcpgIn.NextPacketTag() == PacketTag.OnePassSignature)
{
try
{
l.Add(new PgpOnePassSignature(bcpgIn));
}
catch (PgpException e)
{
throw new IOException("can't create one pass signature object: " + e);
}
}
PgpOnePassSignature[] sigs = new PgpOnePassSignature[l.Count];
for (int i = 0; i < l.Count; ++i)
{
sigs[i] = (PgpOnePassSignature)l[i];
}
return(new PgpOnePassSignatureList(sigs));
}
case PacketTag.Marker:
return(new PgpMarker(bcpgIn));
case PacketTag.Experimental1:
case PacketTag.Experimental2:
case PacketTag.Experimental3:
case PacketTag.Experimental4:
return(new PgpExperimental(bcpgIn));
}
throw new IOException("unknown object in stream " + bcpgIn.NextPacketTag());
}
private static void ProcessLine(
PgpSignature sig,
byte[] line)
{
// note: trailing white space needs to be removed from the end of
// each line for signature calculation RFC 4880 Section 7.1
int length = GetLengthWithoutWhiteSpace(line);
if (length > 0)
{
sig.Update(line, 0, length);
}
}
} //IL_0003: Unknown result type (might be due to invalid IL or missing references)
//IL_000d: Expected O, but got Unknown
public PgpObject NextPgpObject()
{
//IL_0091: Unknown result type (might be due to invalid IL or missing references)
//IL_00fe: Unknown result type (might be due to invalid IL or missing references)
//IL_0160: Unknown result type (might be due to invalid IL or missing references)
//IL_01e5: Unknown result type (might be due to invalid IL or missing references)
PacketTag packetTag = bcpgIn.NextPacketTag();
if (packetTag == (PacketTag)(-1))
{
return(null);
}
switch (packetTag)
{
case PacketTag.Signature:
{
global::System.Collections.IList list2 = Platform.CreateArrayList();
while (bcpgIn.NextPacketTag() == PacketTag.Signature)
{
try
{
list2.Add((object)new PgpSignature(bcpgIn));
}
catch (PgpException ex3)
{
throw new IOException(string.Concat((object)"can't create signature object: ", (object)ex3));
}
}
PgpSignature[] array2 = new PgpSignature[((global::System.Collections.ICollection)list2).get_Count()];
for (int j = 0; j < ((global::System.Collections.ICollection)list2).get_Count(); j++)
{
array2[j] = (PgpSignature)list2.get_Item(j);
}
return(new PgpSignatureList(array2));
}
case PacketTag.SecretKey:
try
{
return(new PgpSecretKeyRing((Stream)(object)bcpgIn));
}
catch (PgpException ex2)
{
throw new IOException(string.Concat((object)"can't create secret key object: ", (object)ex2));
}
case PacketTag.PublicKey:
return(new PgpPublicKeyRing((Stream)(object)bcpgIn));
case PacketTag.CompressedData:
return(new PgpCompressedData(bcpgIn));
case PacketTag.LiteralData:
return(new PgpLiteralData(bcpgIn));
case PacketTag.PublicKeyEncryptedSession:
case PacketTag.SymmetricKeyEncryptedSessionKey:
return(new PgpEncryptedDataList(bcpgIn));
case PacketTag.OnePassSignature:
{
global::System.Collections.IList list = Platform.CreateArrayList();
while (bcpgIn.NextPacketTag() == PacketTag.OnePassSignature)
{
try
{
list.Add((object)new PgpOnePassSignature(bcpgIn));
}
catch (PgpException ex)
{
throw new IOException(string.Concat((object)"can't create one pass signature object: ", (object)ex));
}
}
PgpOnePassSignature[] array = new PgpOnePassSignature[((global::System.Collections.ICollection)list).get_Count()];
for (int i = 0; i < ((global::System.Collections.ICollection)list).get_Count(); i++)
{
array[i] = (PgpOnePassSignature)list.get_Item(i);
}
return(new PgpOnePassSignatureList(array));
}
case PacketTag.Marker:
return(new PgpMarker(bcpgIn));
case PacketTag.Experimental1:
case PacketTag.Experimental2:
case PacketTag.Experimental3:
case PacketTag.Experimental4:
return(new PgpExperimental(bcpgIn));
default:
throw new IOException(string.Concat((object)"unknown object in stream ", (object)bcpgIn.NextPacketTag()));
}
}
public PgpSignatureList(PgpSignature sig)
{
sigs = new PgpSignature[1] {
sig
};
}
public bool Verify(PgpSignature pgpSig)
{
byte[] signatureTrailer = pgpSig.GetSignatureTrailer();
sig.BlockUpdate(signatureTrailer, 0, signatureTrailer.Length);
return(sig.VerifySignature(pgpSig.GetSignature()));
}
private static PgpPublicKey RemoveCert(
PgpPublicKey key,
object id,
PgpSignature certification)
{
PgpPublicKey returnKey = new PgpPublicKey(key);
bool found = false;
for (int i = 0; i < returnKey.ids.Count; i++)
{
if (id.Equals(returnKey.ids[i]))
{
IList certs = (IList) returnKey.idSigs[i];
found = certs.Contains(certification);
if (found)
{
certs.Remove(certification);
}
}
}
return found ? returnKey : null;
}
/// <summary>Verify the calculated signature against the passed in PgpSignature.</summary>
public bool Verify(
PgpSignature pgpSig)
{
byte[] trailer = pgpSig.GetSignatureTrailer();
sig.BlockUpdate(trailer, 0, trailer.Length);
return sig.VerifySignature(pgpSig.GetSignature());
}
/// <summary>Remove a certification from the key.</summary>
/// <param name="key">The key the certifications are to be removed from.</param>
/// <param name="certification">The certfication to be removed.</param>
/// <returns>The modified key, null if the certification was not found.</returns>
public static PgpPublicKey RemoveCertification(
PgpPublicKey key,
PgpSignature certification)
{
PgpPublicKey returnKey = new PgpPublicKey(key);
IList sigs = returnKey.subSigs != null
? returnKey.subSigs
: returnKey.keySigs;
// bool found = sigs.Remove(certification);
int pos = sigs.IndexOf(certification);
bool found = pos >= 0;
if (found)
{
sigs.RemoveAt(pos);
}
else
{
foreach (String id in key.GetUserIds())
{
foreach (object sig in key.GetSignaturesForId(id))
{
// TODO Is this the right type of equality test?
if (certification == sig)
{
found = true;
returnKey = PgpPublicKey.RemoveCertification(returnKey, id, certification);
}
}
}
if (!found)
{
foreach (PgpUserAttributeSubpacketVector id in key.GetUserAttributes())
{
foreach (object sig in key.GetSignaturesForUserAttribute(id))
{
// TODO Is this the right type of equality test?
if (certification == sig)
{
found = true;
returnKey = PgpPublicKey.RemoveCertification(returnKey, id, certification);
}
}
}
}
}
return returnKey;
}
/// <summary>Add a certification to the given public key.</summary>
/// <param name="key">The key the certification is to be added to.</param>
/// <param name="id">The ID the certification is associated with.</param>
/// <param name="certification">The new certification.</param>
/// <returns>The re-certified key.</returns>
public static PgpPublicKey AddCertification(
PgpPublicKey key,
string id,
PgpSignature certification)
{
PgpPublicKey returnKey = new PgpPublicKey(key);
ArrayList sigList = null;
for (int i = 0; i != returnKey.ids.Count; i++)
{
if (id.Equals(returnKey.ids[i]))
{
sigList = (ArrayList) returnKey.idSigs[i];
}
}
if (sigList != null)
{
sigList.Add(certification);
}
else
{
sigList = new ArrayList();
sigList.Add(certification);
returnKey.ids.Add(id);
returnKey.idTrusts.Add(null);
returnKey.idSigs.Add(sigList);
}
return returnKey;
}
/// <summary>Remove a certification associated with a given ID on a key.</summary>
/// <param name="key">The key the certifications are to be removed from.</param>
/// <param name="id">The ID that the certfication is to be removed from.</param>
/// <param name="certification">The certfication to be removed.</param>
/// <returns>The re-certified key, or null if the certification was not found.</returns>
public static PgpPublicKey RemoveCertification(IPgpPublicKey key, string id, PgpSignature certification)
{
return RemoveCert(key, id, certification);
}
public PgpSignatureList(
PgpSignature[] sigs)
{
this.sigs = (PgpSignature[]) sigs.Clone();
}
/// <summary>Remove a certification from the key.</summary>
/// <param name="key">The key the certifications are to be removed from.</param>
/// <param name="certification">The certfication to be removed.</param>
/// <returns>The modified key, null if the certification was not found.</returns>
public static PgpPublicKey RemoveCertification(PgpPublicKey key, PgpSignature certification)
{
var returnKey = new PgpPublicKey(key);
var sigs = returnKey.SubSigs ?? returnKey.KeySigs;
// bool found = sigs.Remove(certification);
var pos = sigs.IndexOf(certification);
var found = pos >= 0;
if (found)
{
sigs.RemoveAt(pos);
}
else
{
foreach (string id in key.GetUserIds())
{
foreach (var sig in key.GetSignaturesForId(id))
{
// TODO Is this the right type of equality test?
if (certification != sig)
continue;
found = true;
returnKey = PgpPublicKey.RemoveCertification(returnKey, id, certification);
}
}
if (!found)
{
foreach (IPgpUserAttributeSubpacketVector id in key.GetUserAttributes())
{
foreach (var sig in key.GetSignaturesForUserAttribute(id))
{
// TODO Is this the right type of equality test?
if (certification != sig) continue;
// found = true;
returnKey = PgpPublicKey.RemoveCertification(returnKey, id, certification);
}
}
}
}
return returnKey;
}
public PgpSignatureList(
PgpSignature sig)
{
this.sigs = new PgpSignature[]{ sig };
}
internal OpenPgpDigitalSignature (PgpPublicKey pubkey, PgpSignature signature)
{
SignerCertificate = pubkey != null ? new OpenPgpDigitalCertificate (pubkey) : null;
Signature = signature;
}
public PgpSignatureList(
PgpSignature sig)
{
this.sigs = new PgpSignature[] { sig };
}