public void IntegrityCheckTest01()
{
try
{
// create new instance of ED and store xml data
ED edInstance = new ED(File.ReadAllBytes(@"C:\Test Files\mydata.xml"), "text/xml");
// assign integrity checking algorithm
edInstance.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edInstance.IntegrityCheck = edInstance.ComputeIntegrityCheck();
// Corrupt the data, validate integrity check should fail
edInstance.Data[20] = 0;
if (!edInstance.ValidateIntegrityCheck())
{
Console.WriteLine("Integrity check worked!");
}
Assert.AreEqual(edInstance.ValidateIntegrityCheck(), false);
}
catch (Exception e)
{
// Don't handle
}
}
public void IntegrityCheckTest02()
{
try
{
// create new instance of ED and store xml data
ED edInstance = new ED(File.ReadAllBytes(@"C:\Test Files\mydata.xml"), "text/xml");
// assign integrity checking algorithm
edInstance.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edInstance.IntegrityCheck = edInstance.ComputeIntegrityCheck();
// Do NOT corrput the data
if (edInstance.ValidateIntegrityCheck())
{
Console.WriteLine("Integrity check found no corruption.");
}
else
{
Console.WriteLine("Integrity check found corruption when data was not corrupted.");
}
Assert.AreEqual(edInstance.ValidateIntegrityCheck(), true);
}
catch (Exception e)
{
// Don't handle
}
}
public void EDValidateHash()
{
byte[] filebyte = new byte[1024];
ED edTest = new ED(filebyte, "application/pdf");
edTest.Representation = EncapsulatedDataRepresentation.B64;
edTest.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edTest.IntegrityCheck = edTest.ComputeIntegrityCheck();
Assert.IsTrue(edTest.ValidateIntegrityCheck());
}
public void IntegrityCheckTest03()
{
try
{
// Create first ED instance
ED edInstance1 = new ED(File.ReadAllBytes(@"C:\Test Files\testData.txt"), "text/xml");
edInstance1.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edInstance1.IntegrityCheck = edInstance1.ComputeIntegrityCheck();
// Create second ED instance
ED edInstance2 = new ED(File.ReadAllBytes(@"C:\Test Files\testData.txt"), "text/xml");
edInstance2.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA256;
edInstance2.IntegrityCheck = edInstance2.ComputeIntegrityCheck();
// Corrput the data
edInstance1.Data[10] = 0;
edInstance2.Data[10] = 0;
if (!edInstance1.ValidateIntegrityCheck() && !edInstance2.ValidateIntegrityCheck())
{
Console.WriteLine("Integrity check worked!");
Console.WriteLine("Check 1:");
foreach (Byte bytes in edInstance1.IntegrityCheck)
{
Console.Write("{0}", bytes);
}
Console.WriteLine("");
Console.WriteLine("Check 2: ");
foreach (Byte bytes in edInstance2.IntegrityCheck)
{
Console.Write("{0}", bytes);
}
}
Assert.AreNotEqual(edInstance1.IntegrityCheck, edInstance2.IntegrityCheck);
}
catch (Exception e)
{
// Don't handle
}
}
public void EDValidateHash()
{
byte[] filebyte = new byte[1024];
ED edTest = new ED(filebyte, "application/pdf");
edTest.Representation = EncapsulatedDataRepresentation.B64;
edTest.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edTest.IntegrityCheck = edTest.ComputeIntegrityCheck();
Assert.IsTrue(edTest.ValidateIntegrityCheck());
}
public void IntegrityCheckTest01()
{
try
{
// create new instance of ED and store xml data
ED edInstance = new ED(File.ReadAllBytes(@"C:\Test Files\mydata.xml"), "text/xml");
// assign integrity checking algorithm
edInstance.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edInstance.IntegrityCheck = edInstance.ComputeIntegrityCheck();
// Corrupt the data, validate integrity check should fail
edInstance.Data[20] = 0;
if (!edInstance.ValidateIntegrityCheck())
Console.WriteLine("Integrity check worked!");
Assert.AreEqual(edInstance.ValidateIntegrityCheck(), false);
}
catch (Exception e)
{
// Don't handle
}
}
public void IntegrityCheckTest03()
{
try
{
// Create first ED instance
ED edInstance1 = new ED(File.ReadAllBytes(@"C:\Test Files\testData.txt"), "text/xml");
edInstance1.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edInstance1.IntegrityCheck = edInstance1.ComputeIntegrityCheck();
// Create second ED instance
ED edInstance2 = new ED(File.ReadAllBytes(@"C:\Test Files\testData.txt"), "text/xml");
edInstance2.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA256;
edInstance2.IntegrityCheck = edInstance2.ComputeIntegrityCheck();
// Corrput the data
edInstance1.Data[10] = 0;
edInstance2.Data[10] = 0;
if (!edInstance1.ValidateIntegrityCheck() && !edInstance2.ValidateIntegrityCheck())
{
Console.WriteLine("Integrity check worked!");
Console.WriteLine("Check 1:");
foreach (Byte bytes in edInstance1.IntegrityCheck)
Console.Write("{0}", bytes);
Console.WriteLine("");
Console.WriteLine("Check 2: ");
foreach (Byte bytes in edInstance2.IntegrityCheck)
Console.Write("{0}", bytes);
}
Assert.AreNotEqual(edInstance1.IntegrityCheck, edInstance2.IntegrityCheck);
}
catch (Exception e)
{
// Don't handle
}
}
public void IntegrityCheckTest02()
{
try
{
// create new instance of ED and store xml data
ED edInstance = new ED(File.ReadAllBytes(@"C:\Test Files\mydata.xml"), "text/xml");
// assign integrity checking algorithm
edInstance.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
edInstance.IntegrityCheck = edInstance.ComputeIntegrityCheck();
// Do NOT corrput the data
if (edInstance.ValidateIntegrityCheck())
{
Console.WriteLine("Integrity check found no corruption.");
}
else
{
Console.WriteLine("Integrity check found corruption when data was not corrupted.");
}
Assert.AreEqual(edInstance.ValidateIntegrityCheck(), true);
}
catch (Exception e)
{
// Don't handle
}
}
/// <summary>
/// Parse an object from <paramref name="s"/>
/// </summary>
public object Parse(System.Xml.XmlReader s, DatatypeR2FormatterParseResult result)
{
// Parse base (ANY) from the stream
ANYFormatter baseFormatter = new ANYFormatter();
string pathName = s is XmlStateReader ? (s as XmlStateReader).CurrentPath : s.Name;
// Parse ED
ED retVal = baseFormatter.Parse <ED>(s);
// Now parse our data out... Attributes
if (s.GetAttribute("mediaType") != null)
{
retVal.MediaType = s.GetAttribute("mediaType");
}
if (s.GetAttribute("language") != null)
{
retVal.Language = s.GetAttribute("language");
}
if (s.GetAttribute("compression") != null)
{
retVal.Compression = (EncapsulatedDataCompression?)Util.FromWireFormat(s.GetAttribute("compression"), typeof(EncapsulatedDataCompression));
}
if (s.GetAttribute("integrityCheckAlgorithm") != null)
{
retVal.IntegrityCheckAlgorithm = Util.Convert <EncapsulatedDataIntegrityAlgorithm>(s.GetAttribute("integrityCheckAlgorithm"));
}
if (s.GetAttribute("value") != null)
{
retVal.Representation = EncapsulatedDataRepresentation.TXT;
if (retVal.MediaType == null)
{
retVal.MediaType = "text/plain";
}
retVal.Value = s.GetAttribute("value");
}
// Elements and inner data
#region Elements
if (!s.IsEmptyElement)
{
// Exit markers
int sDepth = s.Depth;
string sName = s.Name;
Encoding textEncoding = System.Text.Encoding.UTF8;
s.Read();
// Read until exit condition is fulfilled
while (!(s.NodeType == System.Xml.XmlNodeType.EndElement && s.Depth == sDepth && s.Name == sName))
{
string oldName = s.Name; // Name
try
{
if (s.LocalName == "thumbnail") // Format using ED
{
var hostResult = Host.Parse(s, typeof(ED));
result.Code = hostResult.Code;
result.AddResultDetail(hostResult.Details);
retVal.Thumbnail = (ED)hostResult.Structure;
}
else if (s.LocalName == "reference") // Format using TEL
{
var hostResult = Host.Parse(s, typeof(TEL));
result.Code = hostResult.Code;
result.AddResultDetail(hostResult.Details);
retVal.Reference = (TEL)hostResult.Structure;
}
else if (s.LocalName == "translation") // Translation
{
var hostResult = Host.Parse(s, typeof(ED));
result.Code = hostResult.Code;
result.AddResultDetail(hostResult.Details);
if (retVal.Translation == null)
{
retVal.Translation = new SET <ED>();
}
retVal.Translation.Add((ED)hostResult.Structure);
}
else if (s.LocalName == "data") // Data
{
retVal.Representation = EncapsulatedDataRepresentation.B64;
retVal.Data = Convert.FromBase64String(s.ReadString());
}
else if (s.LocalName == "xml") // data
{
retVal.Representation = EncapsulatedDataRepresentation.XML;
retVal.Data = textEncoding.GetBytes(s.ReadInnerXml());
}
else if (s.LocalName == "integrityCheck")
{
retVal.IntegrityCheck = Convert.FromBase64String(s.ReadString());
}
}
catch (MessageValidationException e)
{
result.AddResultDetail(new MARC.Everest.Connectors.ResultDetail(MARC.Everest.Connectors.ResultDetailType.Error, e.Message, s.ToString(), e));
}
finally
{
if (s.Name == oldName)
{
s.Read();
}
}
}
}
#endregion
// Finally, the hash, this will validate the data
if (!retVal.ValidateIntegrityCheck())
{
result.AddResultDetail(new ResultDetail(ResultDetailType.Warning,
string.Format("Encapsulated data with content starting with '{0}' failed integrity check!", retVal.ToString().PadRight(10, ' ').Substring(0, 10)),
s.ToString(),
null));
}
// Validate
baseFormatter.Validate(retVal, pathName, result);
return(retVal);
}
public object Parse(System.Xml.XmlReader s, DatatypeFormatterParseResult result)
{
// Parse base (ANY) from the stream
ANYFormatter baseFormatter = new ANYFormatter();
string pathName = s is XmlStateReader ? (s as XmlStateReader).CurrentPath : s.Name;
// Parse ED
ED retVal = baseFormatter.Parse <ED>(s, result);
// Now parse our data out... Attributes
if (s.GetAttribute("representation") != null)
{
retVal.Representation = (EncapsulatedDataRepresentation)Util.FromWireFormat(s.GetAttribute("representation"), typeof(EncapsulatedDataRepresentation));
}
if (s.GetAttribute("mediaType") != null)
{
retVal.MediaType = s.GetAttribute("mediaType");
}
if (s.GetAttribute("language") != null)
{
retVal.Language = s.GetAttribute("language");
}
if (s.GetAttribute("compression") != null)
{
retVal.Compression = (EncapsulatedDataCompression?)Util.FromWireFormat(s.GetAttribute("compression"), typeof(EncapsulatedDataCompression));
}
if (s.GetAttribute("integrityCheckAlgorithm") != null)
{
switch (s.GetAttribute("integrityCheckAlgorithm"))
{
case "SHA-1":
retVal.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA1;
break;
case "SHA-256":
retVal.IntegrityCheckAlgorithm = EncapsulatedDataIntegrityAlgorithm.SHA256;
break;
}
}
if (s.GetAttribute("integrityCheck") != null)
{
retVal.IntegrityCheck = Convert.FromBase64String(s.GetAttribute("integrityCheck"));
}
// Elements and inner data
#region Elements
string innerData = "";
if (!s.IsEmptyElement)
{
// Exit markers
int sDepth = s.Depth;
string sName = s.Name;
s.Read();
// Read until exit condition is fulfilled
while (!(s.NodeType == System.Xml.XmlNodeType.EndElement && s.Depth == sDepth && s.Name == sName))
{
string oldName = s.Name; // Name
try
{
if (s.LocalName == "thumbnail") // Format using ED
{
EDFormatter edFormatter = new EDFormatter();
edFormatter.Host = this.Host;
retVal.Thumbnail = (ED)edFormatter.Parse(s, result); // Parse ED
}
else if (s.LocalName == "reference") // Format using TEL
{
TELFormatter telFormatter = new TELFormatter();
telFormatter.Host = this.Host;
retVal.Reference = (TEL)telFormatter.Parse(s, result);
}
else if (s.NodeType == System.Xml.XmlNodeType.Text ||
s.NodeType == System.Xml.XmlNodeType.CDATA)
{
innerData += s.Value;
}
else if (!(s.NodeType == System.Xml.XmlNodeType.EndElement && s.Depth == sDepth && s.Name == sName) &&
(s.NodeType == System.Xml.XmlNodeType.Element || s.NodeType == System.Xml.XmlNodeType.EndElement))
{
retVal.Representation = EncapsulatedDataRepresentation.XML;
innerData += s.ReadOuterXml();
}
}
catch (MessageValidationException e)
{
result.AddResultDetail(new MARC.Everest.Connectors.ResultDetail(MARC.Everest.Connectors.ResultDetailType.Error, e.Message, s.ToString(), e));
}
finally
{
if (s.Name == oldName)
{
s.Read();
}
}
}
}
#endregion
Encoding textEncoding = System.Text.Encoding.UTF8;
// Parse the innerData string into something meaningful
if (innerData.Length > 0)
{
if (retVal.Representation == EncapsulatedDataRepresentation.B64)
{
retVal.Data = Convert.FromBase64String(innerData);
}
else
{
retVal.Data = textEncoding.GetBytes(innerData);
}
}
// Finally, the hash, this will validate the data
if (!retVal.ValidateIntegrityCheck())
{
result.AddResultDetail(new ResultDetail(ResultDetailType.Warning,
string.Format("Encapsulated data with content starting with '{0}' failed integrity check!", retVal.ToString().PadRight(10, ' ').Substring(0, 10)),
s.ToString(),
null));
}
// Validate
baseFormatter.Validate(retVal, pathName, result);
return(retVal);
}
