private static AssemblyInfo GetAssemblyInfo(Stream assemblyStream, string assemblyLocation)
{
try
{
using (PEReader peReader = new PEReader(assemblyStream))
{
bool isExe = peReader.PEHeaders?.IsExe ?? false;
bool isDll = peReader.PEHeaders?.IsDll ?? false;
bool isConsoleApplication = peReader.PEHeaders?.IsConsoleApplication ?? false;
if (!peReader.HasMetadata)
{
return(new AssemblyInfo(false, null, null, null, null, isExe, isDll, isConsoleApplication));
}
MetadataReader metadata = peReader.GetMetadataReader();
List <AssemblyName> references = new List <AssemblyName>();
foreach (var reference in metadata.AssemblyReferences.Select(metadata.GetAssemblyReference))
{
AssemblyName referenceAssemblyName = metadata.ParseAssemblyName(reference);
references.Add(referenceAssemblyName);
}
var attr = metadata.FindAssemblyAttribute(KnownAttributes.TargetFrameworkAttribute, s_knownEnumTypes);
FrameworkName fnn = null;
if (attr != null)
{
var fnns = attr.Value.FixedArguments[0].Value as string;
fnn = new FrameworkName(fnns);
}
AssemblyDefinition assemblyDefinition = metadata.GetAssemblyDefinition();
AssemblyName assemblyName = metadata.ParseAssemblyName(assemblyDefinition);
if (assemblyLocation != null)
{
assemblyName.CodeBase = FilePathToFileUrl(assemblyLocation);
}
return(new AssemblyInfo(metadata.IsAssembly, assemblyName, references, fnn, metadata.MetadataVersion, isExe, isDll, isConsoleApplication));
}
}
catch (BadImageFormatException)
{
return(new AssemblyInfo(false, null, null, null, null, false, false, false));
}
}