internal PEReader(string FileName, TraceLogger TLogger)
{
this.sectionHeaders = (IList <PEReader.IMAGE_SECTION_HEADER>) new List <PEReader.IMAGE_SECTION_HEADER>();
this.IsAssembly = false;
this.OS32BitCompatible = false;
this.TL = TLogger;
this.TL.LogMessage("PEReader", "Running within CLR version: " + RuntimeEnvironment.GetSystemVersion());
if (Operators.CompareString(Strings.Left(FileName, 5).ToUpper(), "FILE:", false) == 0)
{
Uri uri = new Uri(FileName);
FileName = uri.LocalPath + Uri.UnescapeDataString(uri.Fragment).Replace("/", "\\\\");
}
this.TL.LogMessage("PEReader", "Filename to check: " + FileName);
if (!File.Exists(FileName))
{
throw new FileNotFoundException("PEReader - File not found: " + FileName);
}
this.TL.LogMessage("PEReader", "Determining whether this is an assembly");
try
{
this.SuppliedAssembly = Assembly.ReflectionOnlyLoadFrom(FileName);
this.IsAssembly = true;
this.TL.LogMessage("PEReader.IsAssembly", "Found an assembly because it loaded Ok to the reflection context: " + Conversions.ToString(this.IsAssembly));
}
catch (FileNotFoundException ex)
{
//ProjectData.SetProjectError((Exception) ex);
this.TL.LogMessage("PEReader.IsAssembly", "FileNotFoundException: File not found so this is NOT an assembly: " + Conversions.ToString(this.IsAssembly));
//ProjectData.ClearProjectError();
}
catch (BadImageFormatException ex)
{
//ProjectData.SetProjectError((Exception) ex);
int hrForException = Marshal.GetHRForException((Exception)ex);
switch (hrForException)
{
case -2147024885:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - COR_E_BADIMAGEFORMAT. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146234105:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - CLDB_E_FILE_OLDVER. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146234076:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - CLDB_E_INDEX_NOTFOUND. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146234098:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - CLDB_E_FILE_CORRUPT. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146234341:
this.IsAssembly = true;
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - COR_E_NEWER_RUNTIME. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146234344:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - COR_E_ASSEMBLYEXPECTED. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2147024703:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - ERROR_BAD_EXE_FORMAT. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2147024704:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - ERROR_EXE_MARKED_INVALID. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146233315:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - CORSEC_E_INVALID_IMAGE_FORMAT. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2147023898:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - ERROR_NOACCESS. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2147024714:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - ERROR_INVALID_ORDINAL. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2147023742:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - ERROR_INVALID_DLL. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2147023504:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - ERROR_FILE_CORRUPT. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146234280:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - COR_E_LOADING_REFERENCE_ASSEMBLY. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
case -2146233966:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - META_E_BAD_SIGNATURE. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
default:
this.TL.LogMessage("PEReader.IsAssembly", "BadImageFormatException. hResult: " + hrForException.ToString("X8") + " - Meaning of error code is unknown. Setting IsAssembly to: " + Conversions.ToString(this.IsAssembly));
break;
}
//ProjectData.ClearProjectError();
}
catch (FileLoadException ex)
{
//ProjectData.SetProjectError((Exception) ex);
this.IsAssembly = true;
this.TL.LogMessage("PEReader.IsAssembly", "FileLoadException: Assembly already loaded so this is an assembly: " + Conversions.ToString(this.IsAssembly));
//ProjectData.ClearProjectError();
}
this.TL.LogMessage("PEReader", "Determining PE Machine type");
this.stream = (Stream) new FileStream(FileName, FileMode.Open, FileAccess.Read);
this.reader = new BinaryReader(this.stream);
this.reader.BaseStream.Seek(0L, SeekOrigin.Begin);
this.dosHeader = PEReader.MarshalBytesTo <PEReader.IMAGE_DOS_HEADER>(this.reader);
if ((int)this.dosHeader.e_magic != 23117)
{
throw new ASCOM.InvalidOperationException("File is not a portable executable.");
}
this.reader.BaseStream.Seek((long)this.dosHeader.e_lfanew, SeekOrigin.Begin);
this.ntHeaders.Signature = PEReader.MarshalBytesTo <uint>(this.reader);
if ((long)this.ntHeaders.Signature != 17744L)
{
throw new ASCOM.InvalidOperationException("Invalid portable executable signature in NT header.");
}
this.ntHeaders.FileHeader = PEReader.MarshalBytesTo <PEReader.IMAGE_FILE_HEADER>(this.reader);
switch (this.ntHeaders.FileHeader.Machine)
{
case 332:
this.OS32BitCompatible = true;
this.TL.LogMessage("PEReader.MachineType", "Machine - found \"Intel 32bit\" executable. Characteristics: " + this.ntHeaders.FileHeader.Characteristics.ToString("X8") + ", OS32BitCompatible: " + Conversions.ToString(this.OS32BitCompatible));
break;
case 512:
this.OS32BitCompatible = false;
this.TL.LogMessage("PEReader.MachineType", "Machine - found \"Itanium 64bit\" executable. Characteristics: " + this.ntHeaders.FileHeader.Characteristics.ToString("X8") + ", OS32BitCompatible: " + Conversions.ToString(this.OS32BitCompatible));
break;
case 34404:
this.OS32BitCompatible = false;
this.TL.LogMessage("PEReader.MachineType", "Machine - found \"Intel 64bit\" executable. Characteristics: " + this.ntHeaders.FileHeader.Characteristics.ToString("X8") + ", OS32BitCompatible: " + Conversions.ToString(this.OS32BitCompatible));
break;
default:
this.TL.LogMessage("PEReader.MachineType", "Found Unknown machine type: " + this.ntHeaders.FileHeader.Machine.ToString("X8") + ". Characteristics: " + this.ntHeaders.FileHeader.Characteristics.ToString("X8") + ", OS32BitCompatible: " + Conversions.ToString(this.OS32BitCompatible));
break;
}
if (this.OS32BitCompatible)
{
this.TL.LogMessage("PEReader.MachineType", "Reading optional 32bit header");
this.ntHeaders.OptionalHeader32 = PEReader.MarshalBytesTo <PEReader.IMAGE_OPTIONAL_HEADER32>(this.reader);
}
else
{
this.TL.LogMessage("PEReader.MachineType", "Reading optional 64bit header");
this.ntHeaders.OptionalHeader64 = PEReader.MarshalBytesTo <PEReader.IMAGE_OPTIONAL_HEADER64>(this.reader);
}
if (this.IsAssembly)
{
this.TL.LogMessage("PEReader", "This is an assembly, determining Bitness through the CLR header");
int num1 = 1000;
if (this.OS32BitCompatible)
{
this.TL.LogMessage("PEReader.Bitness", "This is a 32 bit assembly, reading the CLR Header");
if ((long)this.ntHeaders.OptionalHeader32.NumberOfRvaAndSizes < 1000L)
{
num1 = checked ((int)this.ntHeaders.OptionalHeader32.NumberOfRvaAndSizes);
}
this.TL.LogMessage("PEReader.Bitness", "Checking " + Conversions.ToString(num1) + " headers");
int num2 = 0;
int num3 = checked (num1 - 1);
int index = num2;
while (index <= num3)
{
if ((long)this.ntHeaders.OptionalHeader32.DataDirectory[index].Size > 0L)
{
this.sectionHeaders.Add(PEReader.MarshalBytesTo <PEReader.IMAGE_SECTION_HEADER>(this.reader));
}
checked { ++index; }
}
IEnumerator <PEReader.IMAGE_SECTION_HEADER> enumerator = null;
try
{
enumerator = this.sectionHeaders.GetEnumerator();
while (enumerator.MoveNext())
{
PEReader.IMAGE_SECTION_HEADER current = enumerator.Current;
if (Operators.CompareString(current.Name, ".text", false) == 0)
{
this.TextBase = current.PointerToRawData;
}
}
}
finally
{
if (enumerator != null)
{
enumerator.Dispose();
}
}
if (num1 >= 15 && (long)this.ntHeaders.OptionalHeader32.DataDirectory[14].VirtualAddress > 0L)
{
this.reader.BaseStream.Seek((long)checked (this.ntHeaders.OptionalHeader32.DataDirectory[14].VirtualAddress - this.ntHeaders.OptionalHeader32.BaseOfCode + this.TextBase), SeekOrigin.Begin);
this.CLR = PEReader.MarshalBytesTo <PEReader.IMAGE_COR20_HEADER>(this.reader);
}
}
else
{
this.TL.LogMessage("PEReader.Bitness", "This is a 64 bit assembly, reading the CLR Header");
if ((long)this.ntHeaders.OptionalHeader64.NumberOfRvaAndSizes < 1000L)
{
num1 = checked ((int)this.ntHeaders.OptionalHeader64.NumberOfRvaAndSizes);
}
this.TL.LogMessage("PEReader.Bitness", "Checking " + Conversions.ToString(num1) + " headers");
int num2 = 0;
int num3 = checked (num1 - 1);
int index = num2;
while (index <= num3)
{
if ((long)this.ntHeaders.OptionalHeader64.DataDirectory[index].Size > 0L)
{
this.sectionHeaders.Add(PEReader.MarshalBytesTo <PEReader.IMAGE_SECTION_HEADER>(this.reader));
}
checked { ++index; }
}
IEnumerator <PEReader.IMAGE_SECTION_HEADER> enumerator = null;
try
{
enumerator = this.sectionHeaders.GetEnumerator();
while (enumerator.MoveNext())
{
PEReader.IMAGE_SECTION_HEADER current = enumerator.Current;
if (Operators.CompareString(current.Name, ".text", false) == 0)
{
this.TL.LogMessage("PEReader.Bitness", "Found TEXT section");
this.TextBase = current.PointerToRawData;
}
}
}
finally
{
if (enumerator != null)
{
enumerator.Dispose();
}
}
if (num1 >= 15 && (long)this.ntHeaders.OptionalHeader64.DataDirectory[14].VirtualAddress > 0L)
{
this.reader.BaseStream.Seek((long)checked (this.ntHeaders.OptionalHeader64.DataDirectory[14].VirtualAddress - this.ntHeaders.OptionalHeader64.BaseOfCode + this.TextBase), SeekOrigin.Begin);
this.CLR = PEReader.MarshalBytesTo <PEReader.IMAGE_COR20_HEADER>(this.reader);
this.TL.LogMessage("PEReader.Bitness", "Read CLR header successfully");
}
}
if (this.OS32BitCompatible)
{
if (((long)this.CLR.Flags & 2L) > 0L)
{
this.TL.LogMessage("PEReader.Bitness", "Found \"32bit Required\" assembly");
this.ExecutableBitness = VersionCode.Bitness.Bits32;
}
else
{
this.TL.LogMessage("PEReader.Bitness", "Found \"MSIL\" assembly");
this.ExecutableBitness = VersionCode.Bitness.BitsMSIL;
}
}
else
{
this.TL.LogMessage("PEReader.Bitness", "Found \"64bit Required\" assembly");
this.ExecutableBitness = VersionCode.Bitness.Bits64;
}
this.TL.LogMessage("PEReader", "Assembly required Runtime version: " + Conversions.ToString((uint)this.CLR.MajorRuntimeVersion) + "." + Conversions.ToString((uint)this.CLR.MinorRuntimeVersion));
}
else
{
this.TL.LogMessage("PEReader", "This is not an assembly, determining Bitness through the executable bitness flag");
if (this.OS32BitCompatible)
{
this.TL.LogMessage("PEReader.Bitness", "Found 32bit executable");
this.ExecutableBitness = VersionCode.Bitness.Bits32;
}
else
{
this.TL.LogMessage("PEReader.Bitness", "Found 64bit executable");
this.ExecutableBitness = VersionCode.Bitness.Bits64;
}
}
}
