internal static StringTable ReadStringTable(this PeReader reader)
{
var orgPos = reader.GetPosition();
var table = new StringTable();
reader.ReadFileInfo(table, 8);
table.LanguageCode = ulong.Parse(table.Key, NumberStyles.HexNumber);
// Read children (Strings, as sz key/value pairs)
var children = new Dictionary <string, string>();
while (reader.GetPosition() < orgPos + table.Length)
{
var child = reader.ReadStringTableString();
children.Add(child.key, child.value);
}
table.Values = children.ToImmutableDictionary();
// Undocumented
reader.ReadPadding();
return(table);
}
internal static VarFileInfo ReadVarFileInfo(this PeReader reader)
{
var orgPos = reader.GetPosition();
var info = new VarFileInfo();
if (!reader.ReadFileInfo(info, "VarFileInfo"))
{
return(null);
}
var var = new Var();
if (!reader.ReadFileInfo(var, "Translation"))
{
return(null);
}
info.Value = var;
var codes = new List <ulong>();
while (reader.GetPosition() < var.Position + var.Length)
{
ulong code = reader.ReadUInt16();
code = reader.ReadUInt16() | (code << 16);
codes.Add(code);
}
info.Value.LanguageCodes = codes.ToImmutableArray();
return(info);
}
internal static void ReadFileInfo(this PeReader reader, FileInfo info, int keyLen)
{
info.Position = reader.GetPosition();
info.Length = reader.ReadUInt16();
info.ValueLength = reader.ReadUInt16();
info.Type = reader.ReadUInt16();
info.Key = reader.ReadStringZ(keyLen);
info.Padding1 = reader.ReadPadding();
}
internal static StringFileInfo ReadStringFileInfo(this PeReader reader)
{
var orgPos = reader.GetPosition();
var info = new StringFileInfo();
if (!reader.ReadFileInfo(info, "StringFileInfo"))
{
return(null);
}
// Read all children (StringTables)
var children = new List <StringTable>();
while (reader.GetPosition() < orgPos + info.Length)
{
children.Add(reader.ReadStringTable());
}
info.Children = children.ToImmutableList();
return(info);
}
internal static bool ReadFileInfo(this PeReader reader, FileInfo info, string expectedKey)
{
var orgPos = reader.GetPosition();
reader.ReadFileInfo(info, expectedKey.Length);
var result = info.Key.Equals(expectedKey, StringComparison.Ordinal);
if (!result)
{
info.Position = 0;
reader.SetPosition(orgPos);
}
return(result);
}
