public override void LoadInput(object obj)
{
_inputStream?.Close();
_inputStream = new MemoryStream();
if (obj is Stream)
{
_inputStream = (Stream)obj;
}
else if (obj is XmlNodeList)
{
CanonicalXml xmlDoc = new CanonicalXml((XmlNodeList)obj, null, _includeComments);
byte[] buffer = xmlDoc.GetBytes();
if (buffer == null)
{
return;
}
_inputStream.Write(buffer, 0, buffer.Length);
_inputStream.Flush();
_inputStream.Position = 0;
}
else if (obj is XmlDocument)
{
CanonicalXml xmlDoc = new CanonicalXml((XmlDocument)obj, null, _includeComments);
byte[] buffer = xmlDoc.GetBytes();
if (buffer == null)
{
return;
}
_inputStream.Write(buffer, 0, buffer.Length);
_inputStream.Flush();
_inputStream.Position = 0;
}
}
private void LoadXmlNodeListInput(XmlNodeList nodeList)
{
// Use C14N to get a document
XmlResolver resolver = (ResolverSet ? _xmlResolver : new XmlSecureResolver(new XmlUrlResolver(), BaseURI));
CanonicalXml c14n = new CanonicalXml((XmlNodeList)nodeList, resolver, true);
using (MemoryStream ms = new MemoryStream(c14n.GetBytes()))
{
LoadStreamInput(ms);
}
}
private void LoadXmlNodeListInput(XmlNodeList nodeList)
{
// Use C14N to get a document
XmlResolver resolver = (ResolverSet ? _xmlResolver : XmlResolverHelper.GetThrowingResolver());
CanonicalXml c14n = new CanonicalXml((XmlNodeList)nodeList, resolver, true);
using (MemoryStream ms = new MemoryStream(c14n.GetBytes()))
{
LoadStreamInput(ms);
}
}
private void LoadXmlNodeListInput(XmlNodeList nodeList)
{
XmlResolver resolver = base.ResolverSet ? base.m_xmlResolver : new XmlSecureResolver(new XmlUrlResolver(), base.BaseURI);
CanonicalXml xml = new CanonicalXml(nodeList, resolver, true);
using (MemoryStream stream = new MemoryStream(xml.GetBytes()))
{
this._document = new XmlDocument();
this._document.PreserveWhitespace = true;
this._document.Load(stream);
}
}
// The goal behind this method is to pump the input stream through the transforms and get back something that
// can be hashed
internal Stream TransformToOctetStream(object inputObject, Type inputType, XmlResolver resolver, string baseUri)
{
object currentInput = inputObject;
foreach (Transform transform in _transforms)
{
if (currentInput == null || transform.AcceptsType(currentInput.GetType()))
{
//in this case, no translation necessary, pump it through
transform.Resolver = resolver;
transform.BaseURI = baseUri;
transform.LoadInput(currentInput);
currentInput = transform.GetOutput();
}
else
{
// We need translation
// For now, we just know about Stream->{XmlNodeList,XmlDocument} and {XmlNodeList,XmlDocument}->Stream
if (currentInput is Stream)
{
if (transform.AcceptsType(typeof(XmlDocument)))
{
Stream currentInputStream = currentInput as Stream;
XmlDocument doc = new XmlDocument();
doc.PreserveWhitespace = true;
XmlReader valReader = Utils.PreProcessStreamInput(currentInputStream, resolver, baseUri);
doc.Load(valReader);
transform.LoadInput(doc);
currentInputStream.Close();
currentInput = transform.GetOutput();
continue;
}
else
{
throw new CryptographicException(SR.Cryptography_Xml_TransformIncorrectInputType);
}
}
if (currentInput is XmlNodeList)
{
if (transform.AcceptsType(typeof(Stream)))
{
CanonicalXml c14n = new CanonicalXml((XmlNodeList)currentInput, resolver, false);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
transform.LoadInput(ms);
currentInput = transform.GetOutput();
ms.Close();
continue;
}
else
{
throw new CryptographicException(SR.Cryptography_Xml_TransformIncorrectInputType);
}
}
if (currentInput is XmlDocument)
{
if (transform.AcceptsType(typeof(Stream)))
{
CanonicalXml c14n = new CanonicalXml((XmlDocument)currentInput, resolver);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
transform.LoadInput(ms);
currentInput = transform.GetOutput();
ms.Close();
continue;
}
else
{
throw new CryptographicException(SR.Cryptography_Xml_TransformIncorrectInputType);
}
}
throw new CryptographicException(SR.Cryptography_Xml_TransformIncorrectInputType);
}
}
// Final processing, either we already have a stream or have to canonicalize
if (currentInput is Stream)
{
return(currentInput as Stream);
}
if (currentInput is XmlNodeList)
{
CanonicalXml c14n = new CanonicalXml((XmlNodeList)currentInput, resolver, false);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
return(ms);
}
if (currentInput is XmlDocument)
{
CanonicalXml c14n = new CanonicalXml((XmlDocument)currentInput, resolver);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
return(ms);
}
throw new CryptographicException(SR.Cryptography_Xml_TransformIncorrectInputType);
}
public override void LoadInput(Object obj) {
if (_inputStream != null)
_inputStream.Close();
_inputStream = new MemoryStream();
if (obj is Stream) {
_inputStream = (Stream) obj;
}
else if (obj is XmlNodeList) {
CanonicalXml xmlDoc = new CanonicalXml((XmlNodeList) obj, null, _includeComments);
byte[] buffer = xmlDoc.GetBytes();
if (buffer == null) return;
_inputStream.Write(buffer, 0, buffer.Length);
_inputStream.Flush();
_inputStream.Position = 0;
}
else if (obj is XmlDocument) {
CanonicalXml xmlDoc = new CanonicalXml((XmlDocument) obj, null, _includeComments);
byte[] buffer = xmlDoc.GetBytes();
if (buffer == null) return;
_inputStream.Write(buffer, 0, buffer.Length);
_inputStream.Flush();
_inputStream.Position = 0;
}
}
private void LoadXmlNodeListInput(XmlNodeList nodeList) {
// Use C14N to get a document
XmlResolver resolver = (this.ResolverSet ? this.m_xmlResolver : new XmlSecureResolver(new XmlUrlResolver(), this.BaseURI));
CanonicalXml c14n = new CanonicalXml((XmlNodeList) nodeList, resolver, true);
using (MemoryStream ms = new MemoryStream(c14n.GetBytes())) {
LoadStreamInput(ms);
}
}
// The goal behind this method is to pump the input stream through the transforms and get back something that
// can be hashed
internal Stream TransformToOctetStream(Object inputObject, Type inputType, XmlResolver resolver, string baseUri) {
Object currentInput = inputObject;
foreach (Transform transform in m_transforms) {
if (currentInput == null || transform.AcceptsType(currentInput.GetType())) {
//in this case, no translation necessary, pump it through
transform.Resolver = resolver;
transform.BaseURI = baseUri;
transform.LoadInput(currentInput);
currentInput = transform.GetOutput();
} else {
// We need translation
// For now, we just know about Stream->{XmlNodeList,XmlDocument} and {XmlNodeList,XmlDocument}->Stream
if (currentInput is Stream) {
if (transform.AcceptsType(typeof(XmlDocument))) {
Stream currentInputStream = currentInput as Stream;
XmlDocument doc = new XmlDocument();
doc.PreserveWhitespace = true;
XmlReader valReader = Utils.PreProcessStreamInput(currentInputStream, resolver, baseUri);
doc.Load(valReader);
transform.LoadInput(doc);
currentInputStream.Close();
currentInput = transform.GetOutput();
continue;
} else {
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
if (currentInput is XmlNodeList) {
if (transform.AcceptsType(typeof(Stream))) {
CanonicalXml c14n = new CanonicalXml((XmlNodeList) currentInput, resolver, false);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
transform.LoadInput(ms);
currentInput = transform.GetOutput();
ms.Close();
continue;
} else {
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
if (currentInput is XmlDocument) {
if (transform.AcceptsType(typeof(Stream))) {
CanonicalXml c14n = new CanonicalXml((XmlDocument) currentInput, resolver);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
transform.LoadInput(ms);
currentInput = transform.GetOutput();
ms.Close();
continue;
} else {
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
// Final processing, either we already have a stream or have to canonicalize
if (currentInput is Stream) {
return currentInput as Stream;
}
if (currentInput is XmlNodeList) {
CanonicalXml c14n = new CanonicalXml((XmlNodeList) currentInput, resolver, false);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
return ms;
}
if (currentInput is XmlDocument) {
CanonicalXml c14n = new CanonicalXml((XmlDocument) currentInput, resolver);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
return ms;
}
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
internal Stream TransformToOctetStream(object inputObject, Type inputType, XmlResolver resolver, string baseUri)
{
object output = inputObject;
foreach (Transform transform in this.m_transforms)
{
if ((output == null) || transform.AcceptsType(output.GetType()))
{
transform.Resolver = resolver;
transform.BaseURI = baseUri;
transform.LoadInput(output);
output = transform.GetOutput();
}
else if (output is Stream)
{
if (!transform.AcceptsType(typeof(XmlDocument)))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
Stream inputStream = output as Stream;
XmlDocument document = new XmlDocument {
PreserveWhitespace = true
};
XmlReader reader = System.Security.Cryptography.Xml.Utils.PreProcessStreamInput(inputStream, resolver, baseUri);
document.Load(reader);
transform.LoadInput(document);
inputStream.Close();
output = transform.GetOutput();
}
else if (output is XmlNodeList)
{
if (!transform.AcceptsType(typeof(Stream)))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
CanonicalXml xml = new CanonicalXml((XmlNodeList) output, resolver, false);
MemoryStream stream2 = new MemoryStream(xml.GetBytes());
transform.LoadInput(stream2);
output = transform.GetOutput();
stream2.Close();
}
else
{
if (!(output is XmlDocument))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
if (!transform.AcceptsType(typeof(Stream)))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
CanonicalXml xml2 = new CanonicalXml((XmlDocument) output, resolver);
MemoryStream stream3 = new MemoryStream(xml2.GetBytes());
transform.LoadInput(stream3);
output = transform.GetOutput();
stream3.Close();
}
}
if (output is Stream)
{
return (output as Stream);
}
if (output is XmlNodeList)
{
CanonicalXml xml3 = new CanonicalXml((XmlNodeList) output, resolver, false);
return new MemoryStream(xml3.GetBytes());
}
if (!(output is XmlDocument))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
CanonicalXml xml4 = new CanonicalXml((XmlDocument) output, resolver);
return new MemoryStream(xml4.GetBytes());
}
public override object GetOutput()
{
return(new MemoryStream(_cXml.GetBytes()));
}
internal Stream TransformToOctetStream(object inputObject, Type inputType, XmlResolver resolver, string baseUri)
{
object output = inputObject;
foreach (Transform transform in this.m_transforms)
{
if ((output == null) || transform.AcceptsType(output.GetType()))
{
transform.Resolver = resolver;
transform.BaseURI = baseUri;
transform.LoadInput(output);
output = transform.GetOutput();
}
else if (output is Stream)
{
if (!transform.AcceptsType(typeof(XmlDocument)))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
Stream inputStream = output as Stream;
XmlDocument document = new XmlDocument {
PreserveWhitespace = true
};
XmlReader reader = System.Security.Cryptography.Xml.Utils.PreProcessStreamInput(inputStream, resolver, baseUri);
document.Load(reader);
transform.LoadInput(document);
inputStream.Close();
output = transform.GetOutput();
}
else if (output is XmlNodeList)
{
if (!transform.AcceptsType(typeof(Stream)))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
CanonicalXml xml = new CanonicalXml((XmlNodeList)output, resolver, false);
MemoryStream stream2 = new MemoryStream(xml.GetBytes());
transform.LoadInput(stream2);
output = transform.GetOutput();
stream2.Close();
}
else
{
if (!(output is XmlDocument))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
if (!transform.AcceptsType(typeof(Stream)))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
CanonicalXml xml2 = new CanonicalXml((XmlDocument)output, resolver);
MemoryStream stream3 = new MemoryStream(xml2.GetBytes());
transform.LoadInput(stream3);
output = transform.GetOutput();
stream3.Close();
}
}
if (output is Stream)
{
return(output as Stream);
}
if (output is XmlNodeList)
{
CanonicalXml xml3 = new CanonicalXml((XmlNodeList)output, resolver, false);
return(new MemoryStream(xml3.GetBytes()));
}
if (!(output is XmlDocument))
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
CanonicalXml xml4 = new CanonicalXml((XmlDocument)output, resolver);
return(new MemoryStream(xml4.GetBytes()));
}
// The goal behind this method is to pump the input stream through the transforms and get back something that
// can be hashed
internal Stream TransformToOctetStream(Object inputObject, Type inputType, XmlResolver resolver, string strBaseUri)
{
Object currentInput = inputObject;
foreach (Object obj in m_transforms)
{
Transform transform = obj as Transform;
if (transform.AcceptsType(currentInput.GetType()))
{
//in this case, no translation necessary, pump it through
transform.Resolver = resolver;
transform.BaseURI = strBaseUri;
transform.LoadInput(currentInput);
currentInput = transform.GetOutput();
}
else
{
// We need translation
// For now, we just know about Stream->{XmlNodeList,XmlDocument} and {XmlNodeList,XmlDocument}->Stream
if (currentInput is Stream)
{
if (transform.AcceptsType(typeof(XmlDocument)))
{
XmlDocument doc = new XmlDocument();
doc.PreserveWhitespace = true;
XmlValidatingReader valReader = SignedXml.PreProcessStreamInput((Stream)currentInput, resolver, strBaseUri);
doc.Load(valReader);
transform.LoadInput(doc);
currentInput = transform.GetOutput();
continue;
}
else
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
if (currentInput is XmlNodeList)
{
if (transform.AcceptsType(typeof(Stream)))
{
CanonicalXml c14n = new CanonicalXml((XmlNodeList)currentInput, false);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
transform.LoadInput((Stream)ms);
currentInput = transform.GetOutput();
continue;
}
else
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
if (currentInput is XmlDocument)
{
if (transform.AcceptsType(typeof(Stream)))
{
CanonicalXml c14n = new CanonicalXml((XmlDocument)currentInput);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
transform.LoadInput((Stream)ms);
currentInput = transform.GetOutput();
continue;
}
else
{
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
}
// Final processing, either we already have a stream or have to canonicalize
if (currentInput is Stream)
{
return(currentInput as Stream);
}
if (currentInput is XmlNodeList)
{
CanonicalXml c14n = new CanonicalXml((XmlNodeList)currentInput, false);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
return(ms);
}
if (currentInput is XmlDocument)
{
CanonicalXml c14n = new CanonicalXml((XmlDocument)currentInput);
MemoryStream ms = new MemoryStream(c14n.GetBytes());
return(ms);
}
throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_TransformIncorrectInputType"));
}
private void LoadXmlNodeListInput(XmlNodeList nodeList)
{
XmlResolver resolver = base.ResolverSet ? base.m_xmlResolver : new XmlSecureResolver(new XmlUrlResolver(), base.BaseURI);
CanonicalXml xml = new CanonicalXml(nodeList, resolver, true);
using (MemoryStream stream = new MemoryStream(xml.GetBytes()))
{
this._document = new XmlDocument();
this._document.PreserveWhitespace = true;
this._document.Load(stream);
}
}
