public static T ReadBinary <T>(this IConversionSupport conversionSupport, string filePath, ReadingOptions readingOptions) where T : IConversionSupport
{
if (new FileInfo(filePath).Length > int.MaxValue)
{
throw new Exception("Input file is too large.");
}
Stream stream;
if (readingOptions.UsesMemoryMapping)
{
MemoryMappedFile memoryMappedFile = MemoryMappedFile.CreateFromFile(filePath);
stream = memoryMappedFile.CreateViewStream();
}
else
{
stream = new MemoryStream(File.ReadAllBytes(filePath));
}
using (ArkArchive archive = new ArkArchive(stream)) {
conversionSupport.ReadBinary(archive, readingOptions);
}
return((T)conversionSupport);
}
public static void WriteBinary(this IConversionSupport conversionSupport, string filePath, WritingOptions writingOptions)
{
int size = conversionSupport.CalculateSize();
Stream stream;
if (writingOptions.UsesMemoryMapping)
{
File.Create(filePath).Dispose();
MemoryMappedFile memoryMappedFile = MemoryMappedFile.CreateFromFile(filePath, FileMode.Open, null, size, MemoryMappedFileAccess.Write);
stream = memoryMappedFile.CreateViewStream();
}
else
{
stream = new MemoryStream(new byte[size], true);
}
using (ArkArchive archive = new ArkArchive(stream)) {
conversionSupport.WriteBinary(archive, writingOptions);
if (!writingOptions.UsesMemoryMapping)
{
using (FileStream file = File.Create(filePath)) {
stream.Position = 0;
stream.CopyTo(file);
}
}
}
}
