/// <summary>
/// Load a Cry Binary XML buffer into memory and return the NodeRef for the root element
/// </summary>
/// <param name="filename">The byte buffer to read</param>
/// <param name="result">Read result</param>
/// <returns>The NodeRef of the root element or NULL</returns>
public CryXmlNodeRef LoadFromBuffer(byte[] binBuffer, out EResult result)
{
m_errorDescription = "";
result = EResult.Error;
UInt32 fileSize = ( UInt32 )binBuffer.Length;
try {
if (fileSize < CryXMLHeader.MySize( ))
{
result = EResult.NotBinXml;
SetErrorDescription("File is not a binary XML file (file size is too small).");
return(null);
}
// read from binary file and map the content into the memory
CryXmlBinContext pData = Create(binBuffer, out result);
if (result != EResult.Success)
{
return(null); // Well...
}
// Return first node
CryXmlNodeRef n = pData.pBinaryNodes[0];
return(n);
} catch {
result = EResult.NotBinXml;
SetErrorDescription("Exception in buffer reader");
return(null);
}
}
/// <summary>
/// Load a Cry Binary XML file into memory and return the NodeRef for the root element
/// </summary>
/// <param name="filename">The file to read</param>
/// <param name="result">Read result</param>
/// <returns>The NodeRef of the root element or NULL</returns>
public CryXmlNodeRef LoadFromFile(string filename, out EResult result)
{
m_errorDescription = "";
result = EResult.Error;
if (!File.Exists(filename))
{
SetErrorDescription("Can't open file (file not found).");
return(null);
}
using (BinaryReader binReader = new BinaryReader(File.Open(filename, FileMode.Open))) {
try {
UInt32 fileSize = ( UInt32 )binReader.BaseStream.Length;
if (fileSize < CryXMLHeader.MySize( ))
{
result = EResult.NotBinXml;
SetErrorDescription("File is not a binary XML file (file size is too small).");
return(null);
}
// read from binary file and map the content into the memory
CryXmlBinContext pData = Create(binReader, fileSize, out result);
if (result != EResult.Success)
{
return(null); // Well...
}
// Return first node
CryXmlNodeRef n = pData.pBinaryNodes[0];
return(n);
} catch {
result = EResult.NotBinXml;
SetErrorDescription("Exception in BinaryReader.");
return(null);
}
}
}
