public TypeDefinition ResolveTypeDefinition(IScanContext context, Type type)
{
var token = new MetadataToken((uint)type.MetadataToken);
var typeDefinition = _cache[token] as TypeDefinition;
if (typeDefinition == null)
{
var parameters = context.GetReaderParameters();
var assembly = AssemblyDefinition.ReadAssembly(type.Assembly.Location, parameters);
var typeReference = assembly.MainModule.GetTypes().Single(_ => _.MetadataToken == token);
typeDefinition = typeReference.Resolve();
_cache[token] = typeDefinition;
}
return(typeDefinition);
}
public static IEnumerable <AssemblyDefinition> ReadAssembly(IScanContext context, AssemblyNameReference assemblyName)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (assemblyName == null)
{
throw new ArgumentNullException(nameof(assemblyName));
}
var parameters = context.GetReaderParameters();
var resolver = parameters.AssemblyResolver ?? new DefaultAssemblyResolver();
var assembly = resolver.Resolve(assemblyName, parameters);
return(new[] { assembly });
}
public static IEnumerable <AssemblyDefinition> ReadAssembly(IScanContext context, string path)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
try
{
var parameters = context.GetReaderParameters();
var assembly = AssemblyDefinition.ReadAssembly(path, parameters);
return(new[] { assembly });
}
catch (BadImageFormatException)
{
// skip on error
}
catch (DirectoryNotFoundException)
{
// skip on error
}
catch (FileNotFoundException)
{
// skip on error
}
catch (FileLoadException)
{
// skip on error
}
catch (Exception exception)
{
var ignore = context.Options.FindAll <ITransformIgnoreException>();
if (!ignore.Any(_ => _.IgnoreException("ReadAssembly", exception)))
{
throw;
}
}
return(Enumerable.Empty <AssemblyDefinition>());
}