public XmlDumper(bool ignoreSensitive, R2RReader r2r, TextWriter writer, Disassembler disassembler, DumpOptions options)
: base(r2r, writer, disassembler, options)
{
_ignoreSensitive = ignoreSensitive;
XmlDocument = new XmlDocument();
_ignoredProperties = new XmlAttributeOverrides();
XmlAttributes attrs = new XmlAttributes();
attrs.XmlIgnore = _ignoreSensitive;
_ignoredProperties.Add(typeof(R2RHeader), "RelativeVirtualAddress", attrs);
_ignoredProperties.Add(typeof(R2RHeader), "Size", attrs);
_ignoredProperties.Add(typeof(R2RImportSection), "SectionRVA", attrs);
_ignoredProperties.Add(typeof(R2RImportSection), "SectionSize", attrs);
_ignoredProperties.Add(typeof(R2RImportSection), "EntrySize", attrs);
_ignoredProperties.Add(typeof(R2RImportSection), "SignatureRVA", attrs);
_ignoredProperties.Add(typeof(R2RImportSection), "AuxiliaryDataRVA", attrs);
_ignoredProperties.Add(typeof(R2RImportSection.ImportSectionEntry), "SignatureSample", attrs);
_ignoredProperties.Add(typeof(R2RImportSection.ImportSectionEntry), "SignatureRVA", attrs);
_ignoredProperties.Add(typeof(RuntimeFunction), "StartAddress", attrs);
_ignoredProperties.Add(typeof(RuntimeFunction), "UnwindRVA", attrs);
_ignoredProperties.Add(typeof(R2RSection), "RelativeVirtualAddress", attrs);
_ignoredProperties.Add(typeof(R2RSection), "Size", attrs);
}
public Dumper(ReadyToRunReader r2r, TextWriter writer, Disassembler disassembler, DumpOptions options)
{
_r2r = r2r;
_writer = writer;
_disassembler = disassembler;
_options = options;
}
public TextDumper(ReadyToRunReader r2r, TextWriter writer, Disassembler disassembler, DumpOptions options)
: base(r2r, writer, disassembler, options)
{
}
/// <summary>
/// Initializes the fields of the R2RHeader and R2RMethods
/// </summary>
/// <param name="filename">PE image</param>
/// <exception cref="BadImageFormatException">The Cor header flag must be ILLibrary</exception>
public unsafe R2RReader(DumpOptions options, string filename)
: base(options, filename, new List <string>())
{
IsR2R = ((PEReader.PEHeaders.CorHeader.Flags & CorFlags.ILLibrary) != 0);
if (!IsR2R)
{
throw new BadImageFormatException("The file is not a ReadyToRun image");
}
uint machine = (uint)PEReader.PEHeaders.CoffHeader.Machine;
OS = OperatingSystem.Unknown;
foreach (OperatingSystem os in Enum.GetValues(typeof(OperatingSystem)))
{
Machine = (Machine)(machine ^ (uint)os);
if (Enum.IsDefined(typeof(Machine), Machine))
{
OS = os;
break;
}
}
if (OS == OperatingSystem.Unknown)
{
throw new BadImageFormatException($"Invalid Machine: {machine}");
}
switch (Machine)
{
case Machine.I386:
Architecture = Architecture.X86;
PointerSize = 4;
break;
case Machine.Amd64:
Architecture = Architecture.X64;
PointerSize = 8;
break;
case Machine.Arm:
case Machine.Thumb:
case Machine.ArmThumb2:
Architecture = Architecture.Arm;
PointerSize = 4;
break;
case Machine.Arm64:
Architecture = Architecture.Arm64;
PointerSize = 8;
break;
default:
throw new NotImplementedException(Machine.ToString());
}
ImageBase = PEReader.PEHeaders.PEHeader.ImageBase;
// initialize R2RHeader
DirectoryEntry r2rHeaderDirectory = PEReader.PEHeaders.CorHeader.ManagedNativeHeaderDirectory;
int r2rHeaderOffset = GetOffset(r2rHeaderDirectory.RelativeVirtualAddress);
R2RHeader = new R2RHeader(Image, r2rHeaderDirectory.RelativeVirtualAddress, r2rHeaderOffset);
if (r2rHeaderDirectory.Size != R2RHeader.Size)
{
throw new BadImageFormatException("The calculated size of the R2RHeader doesn't match the size saved in the ManagedNativeHeaderDirectory");
}
ParseDebugInfo();
if (R2RHeader.Sections.ContainsKey(R2RSection.SectionType.READYTORUN_SECTION_MANIFEST_METADATA))
{
R2RSection manifestMetadata = R2RHeader.Sections[R2RSection.SectionType.READYTORUN_SECTION_MANIFEST_METADATA];
fixed(byte *image = Image)
{
MetadataReader manifestReader = new MetadataReader(image + GetOffset(manifestMetadata.RelativeVirtualAddress), manifestMetadata.Size);
int assemblyRefCount = manifestReader.GetTableRowCount(TableIndex.AssemblyRef);
for (int assemblyRefIndex = 1; assemblyRefIndex <= assemblyRefCount; assemblyRefIndex++)
{
AssemblyReferenceHandle asmRefHandle = MetadataTokens.AssemblyReferenceHandle(assemblyRefIndex);
AssemblyReference asmRef = manifestReader.GetAssemblyReference(asmRefHandle);
string asmRefName = manifestReader.GetString(asmRef.Name);
ManifestReferenceAssemblies.Add(asmRefName);
}
}
}
if (R2RHeader.Sections.ContainsKey(R2RSection.SectionType.READYTORUN_SECTION_EXCEPTION_INFO))
{
R2RSection exceptionInfoSection = R2RHeader.Sections[R2RSection.SectionType.READYTORUN_SECTION_EXCEPTION_INFO];
EHLookupTable = new EHLookupTable(Image, GetOffset(exceptionInfoSection.RelativeVirtualAddress), exceptionInfoSection.Size);
}
ImportSections = new List <R2RImportSection>();
ImportCellNames = new Dictionary <int, string>();
ParseImportSections();
R2RMethods = new List <R2RMethod>();
InstanceMethods = new List <InstanceMethod>();
if (R2RHeader.Sections.ContainsKey(R2RSection.SectionType.READYTORUN_SECTION_RUNTIME_FUNCTIONS))
{
int runtimeFunctionSize = CalculateRuntimeFunctionSize();
R2RSection runtimeFunctionSection = R2RHeader.Sections[R2RSection.SectionType.READYTORUN_SECTION_RUNTIME_FUNCTIONS];
uint nRuntimeFunctions = (uint)(runtimeFunctionSection.Size / runtimeFunctionSize);
int runtimeFunctionOffset = GetOffset(runtimeFunctionSection.RelativeVirtualAddress);
bool[] isEntryPoint = new bool[nRuntimeFunctions];
// initialize R2RMethods
ParseMethodDefEntrypoints(isEntryPoint);
ParseInstanceMethodEntrypoints(isEntryPoint);
ParseRuntimeFunctions(isEntryPoint, runtimeFunctionOffset, runtimeFunctionSize);
}
AvailableTypes = new List <string>();
ParseAvailableTypes();
CompilerIdentifier = ParseCompilerIdentifier();
}
public void WriteTo(TextWriter writer, DumpOptions options)
{
if (!options.Naked)
{
writer.WriteLine($"Id: {Id}");
writer.WriteLine($"StartAddress: 0x{StartAddress:X8}");
}
if (Size == -1)
{
writer.WriteLine("Size: Unavailable");
}
else
{
writer.WriteLine($"Size: {Size} bytes");
}
if (!options.Naked)
{
writer.WriteLine($"UnwindRVA: 0x{UnwindRVA:X8}");
}
if (UnwindInfo is Amd64.UnwindInfo amd64UnwindInfo)
{
string parsedFlags = "";
if ((amd64UnwindInfo.Flags & (int)Amd64.UnwindFlags.UNW_FLAG_EHANDLER) != 0)
{
parsedFlags += " EHANDLER";
}
if ((amd64UnwindInfo.Flags & (int)Amd64.UnwindFlags.UNW_FLAG_UHANDLER) != 0)
{
parsedFlags += " UHANDLER";
}
if ((amd64UnwindInfo.Flags & (int)Amd64.UnwindFlags.UNW_FLAG_CHAININFO) != 0)
{
parsedFlags += " CHAININFO";
}
if (parsedFlags.Length == 0)
{
parsedFlags = " NHANDLER";
}
writer.WriteLine($"Version: {amd64UnwindInfo.Version}");
writer.WriteLine($"Flags: 0x{amd64UnwindInfo.Flags:X2}{parsedFlags}");
writer.WriteLine($"SizeOfProlog: 0x{amd64UnwindInfo.SizeOfProlog:X4}");
writer.WriteLine($"CountOfUnwindCodes: {amd64UnwindInfo.CountOfUnwindCodes}");
writer.WriteLine($"FrameRegister: {amd64UnwindInfo.FrameRegister}");
writer.WriteLine($"FrameOffset: 0x{amd64UnwindInfo.FrameOffset}");
if (!options.Naked)
{
writer.WriteLine($"PersonalityRVA: 0x{amd64UnwindInfo.PersonalityRoutineRVA:X4}");
}
for (int unwindCodeIndex = 0; unwindCodeIndex < amd64UnwindInfo.CountOfUnwindCodes; unwindCodeIndex++)
{
Amd64.UnwindCode unwindCode = amd64UnwindInfo.UnwindCodeArray[unwindCodeIndex];
writer.Write($"UnwindCode[{unwindCode.Index}]: ");
writer.Write($"CodeOffset 0x{unwindCode.CodeOffset:X4} ");
writer.Write($"FrameOffset 0x{unwindCode.FrameOffset:X4} ");
writer.Write($"NextOffset 0x{unwindCode.NextFrameOffset} ");
writer.Write($"Op {unwindCode.OpInfoStr}");
writer.WriteLine();
}
}
writer.WriteLine();
if (Method.GcInfo is Amd64.GcInfo gcInfo)
{
writer.WriteLine("GC info:");
writer.WriteLine($@" Version: {gcInfo.Version}");
writer.WriteLine($@" ReturnKind: {gcInfo.ReturnKind}");
writer.WriteLine($@" ValidRangeStart: 0x{gcInfo.ValidRangeStart:X4}");
writer.WriteLine($@" ValidRangeEnd: 0x{gcInfo.ValidRangeEnd:X4}");
writer.WriteLine($@" SecurityObjectStackSlot: 0x{gcInfo.SecurityObjectStackSlot:X4}");
writer.WriteLine($@" GSCookieStackSlot: 0x{gcInfo.GSCookieStackSlot:X4}");
writer.WriteLine($@" PSPSymStackSlot: 0x{gcInfo.PSPSymStackSlot:X4}");
writer.WriteLine($@" GenericsInstContextStackSlot: 0x{gcInfo.GenericsInstContextStackSlot:X4}");
writer.WriteLine($@" StackBaseRegister: {gcInfo.StackBaseRegister}");
writer.WriteLine($@" SizeOfENCPreservedArea: 0x{gcInfo.SizeOfEditAndContinuePreservedArea:X4}");
writer.WriteLine($@" ReversePInvokeFrameStackSlot: 0x{gcInfo.ReversePInvokeFrameStackSlot:X4}");
writer.WriteLine($@" SizeOfStackOutgoingAndScratchArea: 0x{gcInfo.SizeOfStackOutgoingAndScratchArea:X4}");
writer.WriteLine($@" NumSafePoints: {gcInfo.NumSafePoints}");
writer.WriteLine($@" NumInterruptibleRanges: {gcInfo.NumInterruptibleRanges}");
writer.WriteLine($@" SafePointOffsets: {gcInfo.SafePointOffsets.Count}");
foreach (Amd64.GcInfo.SafePointOffset safePoint in gcInfo.SafePointOffsets)
{
writer.WriteLine($@" Index: {safePoint.Index,2}; Value: 0x{safePoint.Value:X4}");
}
writer.WriteLine($@" InterruptibleRanges: {gcInfo.InterruptibleRanges.Count}");
foreach (Amd64.InterruptibleRange range in gcInfo.InterruptibleRanges)
{
writer.WriteLine($@" Index: {range.Index,2}; StartOffset: 0x{range.StartOffset:X4}; StopOffset: 0x{range.StopOffset:X4}");
}
writer.WriteLine(" SlotTable:");
writer.WriteLine($@" NumRegisters: {gcInfo.SlotTable.NumRegisters}");
writer.WriteLine($@" NumStackSlots: {gcInfo.SlotTable.NumStackSlots}");
writer.WriteLine($@" NumUntracked: {gcInfo.SlotTable.NumUntracked}");
writer.WriteLine($@" NumSlots: {gcInfo.SlotTable.NumSlots}");
writer.WriteLine($@" GcSlots: {gcInfo.SlotTable.GcSlots.Count}");
foreach (Amd64.GcSlotTable.GcSlot slot in gcInfo.SlotTable.GcSlots)
{
writer.WriteLine($@" Index: {slot.Index,2}; RegisterNumber: {slot.RegisterNumber,2}; Flags: {slot.Flags}");
}
writer.WriteLine();
}
if (EHInfo != null)
{
writer.WriteLine($@"EH info @ {EHInfo.EHInfoRVA:X4}, #clauses = {EHInfo.EHClauses.Length}");
EHInfo.WriteTo(writer);
writer.WriteLine();
}
if (DebugInfo != null)
{
DebugInfo.WriteTo(writer, options);
}
}
public void WriteTo(TextWriter writer, DumpOptions dumpOptions)
{
if (_boundsList.Count > 0)
{
writer.WriteLine("Debug Info");
}
writer.WriteLine("\tBounds:");
for (int i = 0; i < _boundsList.Count; ++i)
{
writer.Write('\t');
if (!dumpOptions.Naked)
{
writer.Write($"Native Offset: 0x{_boundsList[i].NativeOffset:X}, ");
}
writer.WriteLine($"IL Offset: 0x{_boundsList[i].ILOffset:X}, Source Types: {_boundsList[i].SourceTypes}");
}
writer.WriteLine("");
if (_variablesList.Count > 0)
{
writer.WriteLine("\tVariable Locations:");
}
for (int i = 0; i < _variablesList.Count; ++i)
{
var varLoc = _variablesList[i];
writer.WriteLine($"\tVariable Number: {varLoc.VariableNumber}");
writer.WriteLine($"\tStart Offset: 0x{varLoc.StartOffset:X}");
writer.WriteLine($"\tEnd Offset: 0x{varLoc.EndOffset:X}");
writer.WriteLine($"\tLoc Type: {varLoc.VariableLocation.VarLocType}");
switch (varLoc.VariableLocation.VarLocType)
{
case VarLocType.VLT_REG:
case VarLocType.VLT_REG_FP:
case VarLocType.VLT_REG_BYREF:
writer.WriteLine($"\tRegister: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data1)}");
break;
case VarLocType.VLT_STK:
case VarLocType.VLT_STK_BYREF:
writer.WriteLine($"\tBase Register: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($"\tStack Offset: {varLoc.VariableLocation.Data2}");
break;
case VarLocType.VLT_REG_REG:
writer.WriteLine($"\tRegister 1: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($"\tRegister 2: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data2)}");
break;
case VarLocType.VLT_REG_STK:
writer.WriteLine($"\tRegister: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($"\tBase Register: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data2)}");
writer.WriteLine($"\tStack Offset: {varLoc.VariableLocation.Data3}");
break;
case VarLocType.VLT_STK_REG:
writer.WriteLine($"\tStack Offset: {varLoc.VariableLocation.Data1}");
writer.WriteLine($"\tBase Register: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data2)}");
writer.WriteLine($"\tRegister: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data3)}");
break;
case VarLocType.VLT_STK2:
writer.WriteLine($"\tBase Register: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($"\tStack Offset: {varLoc.VariableLocation.Data2}");
break;
case VarLocType.VLT_FPSTK:
writer.WriteLine($"\tOffset: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data1)}");
break;
case VarLocType.VLT_FIXED_VA:
writer.WriteLine($"\tOffset: {GetPlatformSpecificRegister(_machine, varLoc.VariableLocation.Data1)}");
break;
default:
throw new BadImageFormatException("Unexpected var loc type");
}
writer.WriteLine("");
}
}
/// <summary>
/// Store the R2R reader and construct the disassembler for the appropriate architecture.
/// </summary>
/// <param name="reader"></param>
public Disassembler(R2RReader reader, DumpOptions options)
{
_reader = reader;
_options = options;
_disasm = CoreDisTools.GetDisasm(_reader.Machine);
}
public static void WriteTo(this RuntimeFunction theThis, TextWriter writer, DumpOptions options)
{
if (!options.Naked)
{
writer.WriteLine($"Id: {theThis.Id}");
writer.WriteLine($"StartAddress: 0x{theThis.StartAddress:X8}");
}
if (theThis.Size == -1)
{
writer.WriteLine("Size: Unavailable");
}
else
{
writer.WriteLine($"Size: {theThis.Size} bytes");
}
if (!options.Naked)
{
writer.WriteLine($"UnwindRVA: 0x{theThis.UnwindRVA:X8}");
}
if (theThis.UnwindInfo is ILCompiler.Reflection.ReadyToRun.Amd64.UnwindInfo amd64UnwindInfo)
{
string parsedFlags = "";
if ((amd64UnwindInfo.Flags & (int)ILCompiler.Reflection.ReadyToRun.Amd64.UnwindFlags.UNW_FLAG_EHANDLER) != 0)
{
parsedFlags += " EHANDLER";
}
if ((amd64UnwindInfo.Flags & (int)ILCompiler.Reflection.ReadyToRun.Amd64.UnwindFlags.UNW_FLAG_UHANDLER) != 0)
{
parsedFlags += " UHANDLER";
}
if ((amd64UnwindInfo.Flags & (int)ILCompiler.Reflection.ReadyToRun.Amd64.UnwindFlags.UNW_FLAG_CHAININFO) != 0)
{
parsedFlags += " CHAININFO";
}
if (parsedFlags.Length == 0)
{
parsedFlags = " NHANDLER";
}
writer.WriteLine($"Version: {amd64UnwindInfo.Version}");
writer.WriteLine($"Flags: 0x{amd64UnwindInfo.Flags:X2}{parsedFlags}");
writer.WriteLine($"SizeOfProlog: 0x{amd64UnwindInfo.SizeOfProlog:X4}");
writer.WriteLine($"CountOfUnwindCodes: {amd64UnwindInfo.CountOfUnwindCodes}");
writer.WriteLine($"FrameRegister: {((amd64UnwindInfo.FrameRegister == 0) ? "None" : amd64UnwindInfo.FrameRegister.ToString())}");
writer.WriteLine($"FrameOffset: 0x{amd64UnwindInfo.FrameOffset}");
if (!options.Naked)
{
writer.WriteLine($"PersonalityRVA: 0x{amd64UnwindInfo.PersonalityRoutineRVA:X4}");
}
for (int uwcIndex = 0; uwcIndex < amd64UnwindInfo.UnwindCodes.Count; uwcIndex++)
{
UnwindCode unwindCode = amd64UnwindInfo.UnwindCodes[uwcIndex];
writer.Write($"UnwindCode[{uwcIndex}]: ");
writer.Write($"CodeOffset 0x{unwindCode.CodeOffset:X4} ");
writer.Write($"FrameOffset 0x{unwindCode.FrameOffset:X4} ");
writer.Write($"NextOffset 0x{unwindCode.NextFrameOffset} ");
writer.Write($"Op {unwindCode.OpInfoStr}");
writer.WriteLine();
uwcIndex++;
}
}
writer.WriteLine();
if (theThis.EHInfo != null)
{
if (options.Naked)
{
writer.WriteLine($@"EH info, #clauses = {theThis.EHInfo.EHClauses.Count}");
}
else
{
writer.WriteLine($@"EH info @ {theThis.EHInfo.RelativeVirtualAddress:X4}, #clauses = {theThis.EHInfo.EHClauses.Count}");
}
theThis.EHInfo.WriteTo(writer, !options.Naked);
writer.WriteLine();
}
if (theThis.DebugInfo != null)
{
theThis.DebugInfo.WriteTo(writer, options);
}
}
public static void WriteTo(this DebugInfo theThis, TextWriter writer, DumpOptions dumpOptions)
{
if (theThis.BoundsList.Count > 0)
{
writer.WriteLine("Debug Info");
}
writer.WriteLine(" Bounds:");
for (int i = 0; i < theThis.BoundsList.Count; ++i)
{
writer.Write(" ");
if (!dumpOptions.Naked)
{
writer.Write($"Native Offset: 0x{theThis.BoundsList[i].NativeOffset:X}, ");
}
if (theThis.BoundsList[i].ILOffset == (uint)DebugInfoBoundsType.NoMapping)
{
writer.WriteLine($"NoMapping, Source Types: {theThis.BoundsList[i].SourceTypes}");
}
else if (theThis.BoundsList[i].ILOffset == (uint)DebugInfoBoundsType.Prolog)
{
writer.WriteLine($"Prolog, Source Types: {theThis.BoundsList[i].SourceTypes}");
}
else if (theThis.BoundsList[i].ILOffset == (uint)DebugInfoBoundsType.Epilog)
{
writer.WriteLine($"Epilog, Source Types: {theThis.BoundsList[i].SourceTypes}");
}
else
{
writer.WriteLine($"IL Offset: 0x{theThis.BoundsList[i].ILOffset:x4}, Source Types: {theThis.BoundsList[i].SourceTypes}");
}
}
writer.WriteLine("");
if (dumpOptions.Normalize)
{
theThis.VariablesList.Sort(new NativeVarInfoComparer());
}
if (theThis.VariablesList.Count > 0)
{
writer.WriteLine(" Variable Locations:");
}
for (int i = 0; i < theThis.VariablesList.Count; ++i)
{
var varLoc = theThis.VariablesList[i];
writer.WriteLine($" Variable Number: {varLoc.VariableNumber}");
writer.WriteLine($" Start Offset: 0x{varLoc.StartOffset:X}");
writer.WriteLine($" End Offset: 0x{varLoc.EndOffset:X}");
writer.WriteLine($" Loc Type: {varLoc.VariableLocation.VarLocType}");
switch (varLoc.VariableLocation.VarLocType)
{
case VarLocType.VLT_REG:
case VarLocType.VLT_REG_FP:
case VarLocType.VLT_REG_BYREF:
writer.WriteLine($" Register: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data1)}");
break;
case VarLocType.VLT_STK:
case VarLocType.VLT_STK_BYREF:
writer.WriteLine($" Base Register: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($" Stack Offset: {varLoc.VariableLocation.Data2}");
break;
case VarLocType.VLT_REG_REG:
writer.WriteLine($" Register 1: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($" Register 2: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data2)}");
break;
case VarLocType.VLT_REG_STK:
writer.WriteLine($" Register: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($" Base Register: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data2)}");
writer.WriteLine($" Stack Offset: {varLoc.VariableLocation.Data3}");
break;
case VarLocType.VLT_STK_REG:
writer.WriteLine($" Stack Offset: {varLoc.VariableLocation.Data1}");
writer.WriteLine($" Base Register: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data2)}");
writer.WriteLine($" Register: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data3)}");
break;
case VarLocType.VLT_STK2:
writer.WriteLine($" Base Register: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data1)}");
writer.WriteLine($" Stack Offset: {varLoc.VariableLocation.Data2}");
break;
case VarLocType.VLT_FPSTK:
writer.WriteLine($" Offset: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data1)}");
break;
case VarLocType.VLT_FIXED_VA:
writer.WriteLine($" Offset: {DebugInfo.GetPlatformSpecificRegister(theThis.Machine, varLoc.VariableLocation.Data1)}");
break;
default:
throw new BadImageFormatException("Unexpected var loc type");
}
writer.WriteLine("");
}
}
public static void WriteTo(this ReadyToRunSection theThis, TextWriter writer, DumpOptions options)
{
writer.WriteLine($"Type: {Enum.GetName(typeof(ReadyToRunSectionType), theThis.Type)} ({theThis.Type:D})");
if (!options.Naked)
{
writer.WriteLine($"RelativeVirtualAddress: 0x{theThis.RelativeVirtualAddress:X8}");
}
writer.WriteLine($"Size: {theThis.Size} bytes");
}
public static void WriteTo(this ReadyToRunImportSection.ImportSectionEntry theThis, TextWriter writer, DumpOptions options)
{
if (!options.Naked)
{
writer.Write($"+{theThis.StartOffset:X4}");
writer.Write($" ({theThis.StartRVA:X4})");
writer.Write($" Section: 0x{theThis.Section:X8}");
writer.Write($" SignatureRVA: 0x{theThis.SignatureRVA:X8}");
writer.Write(" ");
}
writer.Write(theThis.Signature.ToString(options.GetSignatureFormattingOptions()));
if (theThis.GCRefMap != null)
{
writer.Write(" -- ");
theThis.GCRefMap.WriteTo(writer);
}
}
/// <summary>
/// Initializes the fields of the R2RHeader and R2RMethods
/// </summary>
/// <param name="filename">PE image</param>
/// <exception cref="BadImageFormatException">The Cor header flag must be ILLibrary</exception>
public unsafe R2RReader(DumpOptions options, string filename)
{
Options = options;
Filename = filename;
Image = File.ReadAllBytes(filename);
fixed(byte *p = Image)
{
IntPtr ptr = (IntPtr)p;
PEReader = new PEReader(p, Image.Length);
IsR2R = ((PEReader.PEHeaders.CorHeader.Flags & CorFlags.ILLibrary) != 0);
if (!IsR2R)
{
throw new BadImageFormatException("The file is not a ReadyToRun image");
}
uint machine = (uint)PEReader.PEHeaders.CoffHeader.Machine;
OS = OperatingSystem.Unknown;
foreach (OperatingSystem os in Enum.GetValues(typeof(OperatingSystem)))
{
Machine = (Machine)(machine ^ (uint)os);
if (Enum.IsDefined(typeof(Machine), Machine))
{
OS = os;
break;
}
}
if (OS == OperatingSystem.Unknown)
{
throw new BadImageFormatException($"Invalid Machine: {machine}");
}
switch (Machine)
{
case Machine.I386:
Architecture = Architecture.X86;
PointerSize = 4;
break;
case Machine.Amd64:
Architecture = Architecture.X64;
PointerSize = 8;
break;
case Machine.Arm:
case Machine.Thumb:
case Machine.ArmThumb2:
Architecture = Architecture.Arm;
PointerSize = 4;
break;
case Machine.Arm64:
Architecture = Architecture.Arm64;
PointerSize = 8;
break;
default:
throw new NotImplementedException(Machine.ToString());
}
ImageBase = PEReader.PEHeaders.PEHeader.ImageBase;
// initialize R2RHeader
DirectoryEntry r2rHeaderDirectory = PEReader.PEHeaders.CorHeader.ManagedNativeHeaderDirectory;
int r2rHeaderOffset = GetOffset(r2rHeaderDirectory.RelativeVirtualAddress);
R2RHeader = new R2RHeader(Image, r2rHeaderDirectory.RelativeVirtualAddress, r2rHeaderOffset);
if (r2rHeaderDirectory.Size != R2RHeader.Size)
{
throw new BadImageFormatException("The calculated size of the R2RHeader doesn't match the size saved in the ManagedNativeHeaderDirectory");
}
if (PEReader.HasMetadata)
{
MetadataReader = PEReader.GetMetadataReader();
ParseDebugInfo();
if (R2RHeader.Sections.ContainsKey(R2RSection.SectionType.READYTORUN_SECTION_EXCEPTION_INFO))
{
R2RSection exceptionInfoSection = R2RHeader.Sections[R2RSection.SectionType.READYTORUN_SECTION_EXCEPTION_INFO];
EHLookupTable = new EHLookupTable(Image, GetOffset(exceptionInfoSection.RelativeVirtualAddress), exceptionInfoSection.Size);
}
ImportSections = new List <R2RImportSection>();
ImportCellNames = new Dictionary <int, string>();
ParseImportSections();
R2RMethods = new List <R2RMethod>();
InstanceMethods = new List <InstanceMethod>();
if (R2RHeader.Sections.ContainsKey(R2RSection.SectionType.READYTORUN_SECTION_RUNTIME_FUNCTIONS))
{
int runtimeFunctionSize = CalculateRuntimeFunctionSize();
R2RSection runtimeFunctionSection = R2RHeader.Sections[R2RSection.SectionType.READYTORUN_SECTION_RUNTIME_FUNCTIONS];
uint nRuntimeFunctions = (uint)(runtimeFunctionSection.Size / runtimeFunctionSize);
int runtimeFunctionOffset = GetOffset(runtimeFunctionSection.RelativeVirtualAddress);
bool[] isEntryPoint = new bool[nRuntimeFunctions];
// initialize R2RMethods
ParseMethodDefEntrypoints(isEntryPoint);
ParseInstanceMethodEntrypoints(isEntryPoint);
ParseRuntimeFunctions(isEntryPoint, runtimeFunctionOffset, runtimeFunctionSize);
}
AvailableTypes = new List <string>();
ParseAvailableTypes();
CompilerIdentifier = ParseCompilerIdentifier();
}
}
}
