/**
* Parse a {@link Certificate} from a {@link Stream}.
*
* @param input the {@link Stream} to parse from.
* @return a {@link Certificate} object.
* @throws IOException
*/
public static Certificate Parse(Stream input)
{
int totalLength = TlsUtilities.ReadUint24(input);
if (totalLength == 0)
{
return(EmptyChain);
}
byte[] certListData = TlsUtilities.ReadFully(totalLength, input);
MemoryStream buf = new MemoryStream(certListData, false);
IList certificate_list = Platform.CreateArrayList();
while (buf.Position < buf.Length)
{
byte[] derEncoding = TlsUtilities.ReadOpaque24(buf);
Asn1Object asn1Cert = TlsUtilities.ReadDerObject(derEncoding);
certificate_list.Add(X509CertificateStructure.GetInstance(asn1Cert));
}
X509CertificateStructure[] certificateList = new X509CertificateStructure[certificate_list.Count];
for (int i = 0; i < certificate_list.Count; ++i)
{
certificateList[i] = (X509CertificateStructure)certificate_list[i];
}
return(new Certificate(certificateList));
}
public static Certificate Parse(Stream input)
{
int num = TlsUtilities.ReadUint24(input);
if (num == 0)
{
return(EmptyChain);
}
byte[] buffer = TlsUtilities.ReadFully(num, input);
MemoryStream memoryStream = new MemoryStream(buffer, writable: false);
IList list = Platform.CreateArrayList();
while (memoryStream.Position < memoryStream.Length)
{
byte[] encoding = TlsUtilities.ReadOpaque24(memoryStream);
Asn1Object obj = TlsUtilities.ReadDerObject(encoding);
list.Add(X509CertificateStructure.GetInstance(obj));
}
X509CertificateStructure[] array = new X509CertificateStructure[list.Count];
for (int i = 0; i < list.Count; i++)
{
array[i] = (X509CertificateStructure)list[i];
}
return(new Certificate(array));
}
/**
* Parse a {@link OcspStatusRequest} from a {@link Stream}.
*
* @param input
* the {@link Stream} to parse from.
* @return an {@link OcspStatusRequest} object.
* @throws IOException
*/
public static OcspStatusRequest Parse(Stream input)
{
IList responderIDList = Platform.CreateArrayList();
{
int length = TlsUtilities.ReadUint16(input);
if (length > 0)
{
byte[] data = TlsUtilities.ReadFully(length, input);
MemoryStream buf = new MemoryStream(data, false);
do
{
byte[] derEncoding = TlsUtilities.ReadOpaque16(buf);
ResponderID responderID = ResponderID.GetInstance(TlsUtilities.ReadDerObject(derEncoding));
responderIDList.Add(responderID);
}while (buf.Position < buf.Length);
}
}
X509Extensions requestExtensions = null;
{
int length = TlsUtilities.ReadUint16(input);
if (length > 0)
{
byte[] derEncoding = TlsUtilities.ReadFully(length, input);
requestExtensions = X509Extensions.GetInstance(TlsUtilities.ReadDerObject(derEncoding));
}
}
return(new OcspStatusRequest(responderIDList, requestExtensions));
}
/**
* Parse a {@link CertificateRequest} from a {@link Stream}.
*
* @param context
* the {@link TlsContext} of the current connection.
* @param input
* the {@link Stream} to parse from.
* @return a {@link CertificateRequest} object.
* @throws IOException
*/
public static CertificateRequest Parse(TlsContext context, Stream input)
{
int numTypes = TlsUtilities.ReadUint8(input);
byte[] certificateTypes = new byte[numTypes];
for (int i = 0; i < numTypes; ++i)
{
certificateTypes[i] = TlsUtilities.ReadUint8(input);
}
IList supportedSignatureAlgorithms = null;
if (TlsUtilities.IsTlsV12(context))
{
// TODO Check whether SignatureAlgorithm.anonymous is allowed here
supportedSignatureAlgorithms = TlsUtilities.ParseSupportedSignatureAlgorithms(false, input);
}
IList certificateAuthorities = Platform.CreateArrayList();
byte[] certAuthData = TlsUtilities.ReadOpaque16(input);
MemoryStream bis = new MemoryStream(certAuthData, false);
while (bis.Position < bis.Length)
{
byte[] derEncoding = TlsUtilities.ReadOpaque16(bis);
Asn1Object asn1 = TlsUtilities.ReadDerObject(derEncoding);
// TODO Switch to X500Name when available
certificateAuthorities.Add(X509Name.GetInstance(asn1));
}
return(new CertificateRequest(certificateTypes, supportedSignatureAlgorithms, certificateAuthorities));
}
public static OcspStatusRequest Parse(Stream input)
{
IList list = Platform.CreateArrayList();
int num = TlsUtilities.ReadUint16(input);
if (num > 0)
{
byte[] buffer = TlsUtilities.ReadFully(num, input);
MemoryStream memoryStream = new MemoryStream(buffer, writable: false);
do
{
byte[] encoding = TlsUtilities.ReadOpaque16(memoryStream);
ResponderID instance = ResponderID.GetInstance(TlsUtilities.ReadDerObject(encoding));
list.Add(instance);
}while (memoryStream.Position < memoryStream.Length);
}
X509Extensions requestExtensions = null;
int num2 = TlsUtilities.ReadUint16(input);
if (num2 > 0)
{
byte[] encoding2 = TlsUtilities.ReadFully(num2, input);
requestExtensions = X509Extensions.GetInstance(TlsUtilities.ReadDerObject(encoding2));
}
return(new OcspStatusRequest(list, requestExtensions));
}
public static CertificateRequest Parse(TlsContext context, Stream input)
{
int num = TlsUtilities.ReadUint8(input);
byte[] array = new byte[num];
for (int i = 0; i < num; i++)
{
array[i] = TlsUtilities.ReadUint8(input);
}
IList supportedSignatureAlgorithms = null;
if (TlsUtilities.IsTlsV12(context))
{
supportedSignatureAlgorithms = TlsUtilities.ParseSupportedSignatureAlgorithms(allowAnonymous: false, input);
}
IList list = Platform.CreateArrayList();
byte[] buffer = TlsUtilities.ReadOpaque16(input);
MemoryStream memoryStream = new MemoryStream(buffer, writable: false);
while (memoryStream.Position < memoryStream.Length)
{
byte[] encoding = TlsUtilities.ReadOpaque16(memoryStream);
Asn1Object obj = TlsUtilities.ReadDerObject(encoding);
list.Add(X509Name.GetInstance(obj));
}
return(new CertificateRequest(array, supportedSignatureAlgorithms, list));
}
public static CertificateStatus Parse(Stream input)
{
byte b = TlsUtilities.ReadUint8(input);
byte b2 = b;
if (b2 == 1)
{
byte[] encoding = TlsUtilities.ReadOpaque24(input);
object instance = OcspResponse.GetInstance(TlsUtilities.ReadDerObject(encoding));
return(new CertificateStatus(b, instance));
}
throw new TlsFatalAlert(50);
}
/**
* Parse a {@link CertificateStatus} from a {@link Stream}.
*
* @param input
* the {@link Stream} to parse from.
* @return a {@link CertificateStatus} object.
* @throws IOException
*/
public static CertificateStatus Parse(Stream input)
{
byte status_type = TlsUtilities.ReadUint8(input);
object response;
switch (status_type)
{
case CertificateStatusType.ocsp:
{
byte[] derEncoding = TlsUtilities.ReadOpaque24(input);
response = OcspResponse.GetInstance(TlsUtilities.ReadDerObject(derEncoding));
break;
}
default:
throw new TlsFatalAlert(AlertDescription.decode_error);
}
return(new CertificateStatus(status_type, response));
}