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using System;
using System.Xml.Linq;
using System.Linq;
using System.IO;
using System.IO.Compression;
using System.Reflection;
class Driver {
static ZipArchiveEntry FindSpecFile (ZipArchive zip) {
foreach (var entry in zip.Entries) {
if (entry.Name.EndsWith (".nuspec"))
return entry;
}
throw new Exception ("Could not find nuspec file");
}
static void DumpNuget (string nupkg) {
var zip = new ZipArchive(new FileStream (nupkg, FileMode.Open));
var nuspec = FindSpecFile (zip);
var l = XElement.Load (new StreamReader (nuspec.Open ()));
var version = (from el in l.Descendants() where el.Name.LocalName == "version" select el.Value).FirstOrDefault ();
foreach (var et in from e in zip.Entries where (e.FullName.StartsWith ("lib/net4") || e.FullName.StartsWith ("lib/netcore")) && e.Name.EndsWith (".dll") select e) {
LoadAndDump (et, version);
}
}
static void Main (string[] args) {
foreach (var f in Directory.GetFiles (args [0], "*.nupkg")) {
DumpNuget (f);
}
}
static byte[] StreamToArray (Stream s) {
using(var ms = new MemoryStream ()) {
s.CopyTo (ms);
return ms.ToArray ();
}
}
static int domain_id = 1;
static void LoadAndDump (ZipArchiveEntry entry, string version) {
// Console.WriteLine ("Dumping {0}", entry);
var data = StreamToArray (entry.Open ());
AppDomain ad = AppDomain.CreateDomain ("parse_" + ++domain_id);
DoParse p = (DoParse)ad.CreateInstanceAndUnwrap (typeof (DoParse).Assembly.FullName, typeof (DoParse).FullName);
p.ParseAssembly (data, version, entry.Name, entry.FullName);
AppDomain.Unload (ad);
}
}
class DoParse : MarshalByRefObject {
static int Hash (string str) {
int h = 5381;
for (int i = 0; i < str.Length; ++i)
h = ((h << 5) + h) ^ str[i];
return h;
}
static string FileToEnum (string name) {
switch (name) {
case "System.Runtime.InteropServices.RuntimeInformation.dll": return "SYS_RT_INTEROP_RUNTIME_INFO";
case "System.Globalization.Extensions.dll": return "SYS_GLOBALIZATION_EXT";
case "System.IO.Compression.dll": return "SYS_IO_COMPRESSION";
case "System.Net.Http.dll": return "SYS_NET_HTTP";
case "System.Text.Encoding.CodePages.dll": return "SYS_TEXT_ENC_CODEPAGES";
default: throw new Exception ($"No idea what to do with {name}");
}
}
static string FileToMoniker (string p) {
var parts = p.Split (Path.DirectorySeparatorChar);
return parts[parts.Length - 2];
}
public void ParseAssembly (byte[] data, string version, string name, string fullname) {
var a = Assembly.ReflectionOnlyLoad (data);
var m = a.GetModules ()[0];
var id = m.ModuleVersionId.ToString ().ToUpper ();
var hash_code = Hash (id).ToString ("X");
var str = FileToEnum (name);
string ver_str = version + " " + FileToMoniker (fullname);
Console.WriteLine ($"IGNORED_ASSEMBLY (0x{hash_code}, {str}, \"{id}\", \"{ver_str}\"),");
}
}
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