private static void SerializeStateMachineLocalScopes(IMethodBody methodBody, ArrayBuilder <BlobWriter> customDebugInfo) { var scopes = methodBody.StateMachineHoistedLocalScopes; if (scopes.IsDefaultOrEmpty) { return; } uint numberOfScopes = (uint)scopes.Length; var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindStateMachineHoistedLocalScopes); cmw.Align(4); cmw.WriteUint(12 + numberOfScopes * 8); cmw.WriteUint(numberOfScopes); foreach (var scope in scopes) { if (scope.IsDefault) { cmw.WriteUint(0); cmw.WriteUint(0); } else { // Dev12 C# emits end-inclusive range cmw.WriteUint((uint)scope.StartOffset); cmw.WriteUint((uint)scope.EndOffset - 1); } } customDebugInfo.Add(cmw); }
// internal for testing internal static byte[] SerializeCustomDebugMetadata(ArrayBuilder <PooledBlobBuilder> recordWriters) { if (recordWriters.Count == 0) { return(null); } int records = 0; foreach (var rec in recordWriters) { records += rec.Count; } var result = new byte[ sizeof(byte) + // version sizeof(byte) + // record count sizeof(ushort) + // padding records // records ]; var cmw = new BlobWriter(result); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte((byte)recordWriters.Count); // count cmw.WriteInt16(0); foreach (var recordWriter in recordWriters) { cmw.WriteBytes(recordWriter); } return(result); }
private void SerializeReferenceToPreviousMethodWithUsingInfo(ArrayBuilder <BlobWriter> customDebugInfo) { BlobWriter cmw = new BlobWriter(12); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindForwardInfo); cmw.Align(4); cmw.WriteUint(12); cmw.WriteUint((uint)_previousMethodTokenWithUsingInfo); customDebugInfo.Add(cmw); }
private void SerializeNamespaceScopeMetadata(EmitContext context, IMethodBody methodBody, ArrayBuilder <BlobWriter> customDebugInfo) { if (context.Module.GenerateVisualBasicStylePdb) { return; } if (ShouldForwardToPreviousMethodWithUsingInfo(context, methodBody)) { Debug.Assert(!ReferenceEquals(_previousMethodBodyWithUsingInfo, methodBody)); SerializeReferenceToPreviousMethodWithUsingInfo(customDebugInfo); return; } List <ushort> usingCounts = new List <ushort>(); var cmw = new BlobWriter(); for (IImportScope scope = methodBody.ImportScope; scope != null; scope = scope.Parent) { usingCounts.Add((ushort)scope.GetUsedNamespaces().Length); } // ACASEY: This originally wrote (uint)12, (ushort)1, (ushort)0 in the // case where usingCounts was empty, but I'm not sure why. if (usingCounts.Count > 0) { uint streamLength; cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindUsingInfo); cmw.Align(4); cmw.WriteUint(streamLength = BitArithmeticUtilities.Align((uint)usingCounts.Count * 2 + 10, 4)); cmw.WriteUshort((ushort)usingCounts.Count); foreach (ushort uc in usingCounts) { cmw.WriteUshort(uc); } cmw.Align(4); Debug.Assert(streamLength == cmw.Length); customDebugInfo.Add(cmw); } if (_methodBodyWithModuleInfo != null && !ReferenceEquals(_methodBodyWithModuleInfo, methodBody)) { SerializeReferenceToMethodWithModuleInfo(customDebugInfo); } }
private static PooledBlobBuilder SerializeRecord <T>( CustomDebugInfoKind kind, T debugInfo, Action <T, BlobBuilder> recordSerializer) { PooledBlobBuilder cmw = PooledBlobBuilder.GetInstance(); cmw.WriteByte(CustomDebugInfoConstants.Version); cmw.WriteByte((byte)kind); cmw.WriteByte(0); // alignment size and length (will be patched) BlobWriter alignmentSizeAndLengthWriter = new BlobWriter(cmw.ReserveBytes(sizeof(byte) + sizeof(uint))); recordSerializer(debugInfo, cmw); int length = cmw.Count; int alignedLength = 4 * ((length + 3) / 4); byte alignmentSize = (byte)(alignedLength - length); cmw.WriteBytes(0, alignmentSize); // fill in alignment size and length: alignmentSizeAndLengthWriter.WriteByte(alignmentSize); alignmentSizeAndLengthWriter.WriteUInt32((uint)alignedLength); return(cmw); }
private static PooledBlobBuilder SerializeRecord( byte kind, EditAndContinueMethodDebugInformation debugInfo, Action <EditAndContinueMethodDebugInformation, BlobBuilder> recordSerializer) { var cmw = PooledBlobBuilder.GetInstance(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(kind); cmw.WriteByte(0); // alignment size and length (will be patched) var alignmentSizeAndLengthWriter = new BlobWriter(cmw.ReserveBytes(sizeof(byte) + sizeof(uint))); recordSerializer(debugInfo, cmw); int length = cmw.Count; int alignedLength = 4 * ((length + 3) / 4); byte alignmentSize = (byte)(alignedLength - length); cmw.WriteBytes(0, alignmentSize); // fill in alignment size and length: alignmentSizeAndLengthWriter.WriteByte(alignmentSize); alignmentSizeAndLengthWriter.WriteUInt32((uint)alignedLength); return(cmw); }
internal static void WriteCompressedSignedInteger(ref BlobWriter writer, int value) { unchecked { const int b6 = (1 << 6) - 1; const int b13 = (1 << 13) - 1; const int b28 = (1 << 28) - 1; // 0xffffffff for negative value // 0x00000000 for non-negative int signMask = value >> 31; if ((value & ~b6) == (signMask & ~b6)) { int n = ((value & b6) << 1) | (signMask & 1); writer.WriteByte((byte)n); } else if ((value & ~b13) == (signMask & ~b13)) { int n = ((value & b13) << 1) | (signMask & 1); writer.WriteUInt16BE((ushort)(0x8000 | n)); } else if ((value & ~b28) == (signMask & ~b28)) { int n = ((value & b28) << 1) | (signMask & 1); writer.WriteUInt32BE(0xc0000000 | (uint)n); } else { ThrowValueArgumentOutOfRange(); } } }
private static BlobWriter SerializeRecord(byte kind, Action <BlobWriter> data) { var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(kind); cmw.WriteByte(0); // alignment size (will be patched) int alignmentSizeAndLengthPosition = cmw.Position; cmw.WriteByte(0); // length (will be patched) cmw.WriteUint(0); data(cmw); int length = cmw.Position; int alignedLength = 4 * ((length + 3) / 4); byte alignmentSize = (byte)(alignedLength - length); for (int i = 0; i < alignmentSize; i++) { cmw.WriteByte(0); } cmw.Position = alignmentSizeAndLengthPosition; cmw.WriteByte(alignmentSize); cmw.WriteUint((uint)alignedLength); cmw.Position = length; return(cmw); }
// internal for testing internal static byte[] SerializeCustomDebugMetadata(ArrayBuilder <BlobWriter> recordWriters) { if (recordWriters.Count == 0) { return(null); } BlobWriter cmw = BlobWriter.GetInstance(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte((byte)recordWriters.Count); // count cmw.Align(4); foreach (BlobWriter recordWriter in recordWriters) { recordWriter.WriteTo(cmw); } var result = cmw.ToArray(); cmw.Free(); return(result); }
private static void SerializeReferenceToIteratorClass(string iteratorClassName, ArrayBuilder <BlobWriter> customDebugInfo) { if (iteratorClassName == null) { return; } var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindForwardIterator); cmw.Align(4); uint length = 10 + (uint)iteratorClassName.Length * 2; if ((length & 3) != 0) { length += 4 - (length & 3); } cmw.WriteUint(length); cmw.WriteUTF16(iteratorClassName); cmw.WriteShort(0); cmw.Align(4); Debug.Assert(cmw.Position == length); customDebugInfo.Add(cmw); }
public MetadataHeapsBuilder( int userStringIndexStartOffset = 0, int stringIndexStartOffset = 0, int blobIndexStartOffset = 0, int guidIndexStartOffset = 0) { // Add zero-th entry to heaps. // Full metadata represent empty blob/string at heap index 0. // Delta metadata requires these to avoid nil generation-relative handles, // which are technically viable but confusing. _blobWriter.WriteByte(0); _stringWriter.WriteByte(0); _userStringWriter.WriteByte(0); // When EnC delta is applied #US, #String and #Blob heaps are appended. // Thus indices of strings and blobs added to this generation are offset // by the sum of respective heap sizes of all previous generations. _userStringIndexStartOffset = userStringIndexStartOffset; _stringIndexStartOffset = stringIndexStartOffset; _blobIndexStartOffset = blobIndexStartOffset; // Unlike other heaps, #Guid heap in EnC delta is zero-padded. _guidWriter.Pad(guidIndexStartOffset); }
internal static void WriteCompressedInteger(ref BlobWriter writer, uint value) { unchecked { if (value <= SingleByteCompressedIntegerMaxValue) { writer.WriteByte((byte)value); } else if (value <= TwoByteCompressedIntegerMaxValue) { writer.WriteUInt16BE((ushort)(0x8000 | value)); } else if (value <= MaxCompressedIntegerValue) { writer.WriteUInt32BE(0xc0000000 | value); } else { ThrowValueArgumentOutOfRange(); } } }
public void WritePrimitive() { var writer = new BlobWriter(4); writer.WriteUInt32(0x11223344); writer.WriteUInt16(0x5566); writer.WriteByte(0x77); writer.WriteUInt64(0x8899aabbccddeeff); writer.WriteInt32(-1); writer.WriteInt16(-2); writer.WriteSByte(-3); writer.WriteBoolean(true); writer.WriteBoolean(false); writer.WriteInt64(unchecked((long)0xfedcba0987654321)); writer.WriteDateTime(new DateTime(0x1112223334445556)); writer.WriteDecimal(102030405060.70m); writer.WriteDouble(double.NaN); writer.WriteSingle(float.NegativeInfinity); AssertEx.Equal(new byte[] { 0x44, 0x33, 0x22, 0x11, 0x66, 0x55, 0x77, 0xff, 0xee, 0xdd, 0xcc, 0xbb, 0xaa, 0x99, 0x88, 0xff, 0xff, 0xff, 0xff, 0xfe, 0xff, 0xfd, 0x01, 0x00, 0x21, 0x43, 0x65, 0x87, 0x09, 0xBA, 0xDC, 0xFE, 0x56, 0x55, 0x44, 0x34, 0x33, 0x22, 0x12, 0x11, 0x02, 0xD6, 0xE0, 0x9A, 0x94, 0x47, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF8, 0xFF, 0x00, 0x00, 0x80, 0xFF }, writer.ToArray()); }
private void WriteHeaders(Stream peStream, NtHeader ntHeader, CoffHeader coffHeader, List<SectionHeader> sectionHeaders, out long ntHeaderTimestampPosition) { var writer = new BlobWriter(1024); // MS-DOS stub (128 bytes) writer.WriteBytes(s_dosHeader); // PE Signature "PE\0\0" writer.WriteUint(0x00004550); // COFF Header (20 bytes) writer.WriteUshort((ushort)coffHeader.Machine); writer.WriteUshort((ushort)coffHeader.NumberOfSections); ntHeaderTimestampPosition = writer.Position + peStream.Position; writer.WriteUint((uint)coffHeader.TimeDateStamp); writer.WriteUint((uint)coffHeader.PointerToSymbolTable); writer.WriteUint((uint)coffHeader.NumberOfSymbols); writer.WriteUshort((ushort)(_is32bit ? 224 : 240)); // SizeOfOptionalHeader writer.WriteUshort((ushort)coffHeader.Characteristics); // PE Headers: writer.WriteUshort((ushort)(_is32bit ? PEMagic.PE32 : PEMagic.PE32Plus)); // 2 writer.WriteByte(ntHeader.MajorLinkerVersion); // 3 writer.WriteByte(ntHeader.MinorLinkerVersion); // 4 writer.WriteUint((uint)ntHeader.SizeOfCode); // 8 writer.WriteUint((uint)ntHeader.SizeOfInitializedData); // 12 writer.WriteUint((uint)ntHeader.SizeOfUninitializedData); // 16 writer.WriteUint((uint)ntHeader.AddressOfEntryPoint); // 20 writer.WriteUint((uint)ntHeader.BaseOfCode); // 24 if (_is32bit) { writer.WriteUint((uint)ntHeader.BaseOfData); // 28 writer.WriteUint((uint)ntHeader.ImageBase); // 32 } else { writer.WriteUlong(ntHeader.ImageBase); // 32 } // NT additional fields: writer.WriteUint((uint)ntHeader.SectionAlignment); // 36 writer.WriteUint((uint)ntHeader.FileAlignment); // 40 writer.WriteUshort(ntHeader.MajorOperatingSystemVersion); // 42 writer.WriteUshort(ntHeader.MinorOperatingSystemVersion); // 44 writer.WriteUshort(ntHeader.MajorImageVersion); // 46 writer.WriteUshort(ntHeader.MinorImageVersion); // 48 writer.WriteUshort(ntHeader.MajorSubsystemVersion); // MajorSubsystemVersion 50 writer.WriteUshort(ntHeader.MinorSubsystemVersion); // MinorSubsystemVersion 52 // Win32VersionValue (reserved, should be 0) writer.WriteUint(0); // 56 writer.WriteUint((uint)ntHeader.SizeOfImage); // 60 writer.WriteUint((uint)ntHeader.SizeOfHeaders); // 64 writer.WriteUint(ntHeader.Checksum); // 68 writer.WriteUshort((ushort)ntHeader.Subsystem); // 70 writer.WriteUshort((ushort)ntHeader.DllCharacteristics); if (_is32bit) { writer.WriteUint((uint)ntHeader.SizeOfStackReserve); // 76 writer.WriteUint((uint)ntHeader.SizeOfStackCommit); // 80 writer.WriteUint((uint)ntHeader.SizeOfHeapReserve); // 84 writer.WriteUint((uint)ntHeader.SizeOfHeapCommit); // 88 } else { writer.WriteUlong(ntHeader.SizeOfStackReserve); // 80 writer.WriteUlong(ntHeader.SizeOfStackCommit); // 88 writer.WriteUlong(ntHeader.SizeOfHeapReserve); // 96 writer.WriteUlong(ntHeader.SizeOfHeapCommit); // 104 } // LoaderFlags writer.WriteUint(0); // 92|108 // The number of data-directory entries in the remainder of the header. writer.WriteUint(16); // 96|112 // directory entries: writer.WriteUint((uint)ntHeader.ExportTable.RelativeVirtualAddress); // 100|116 writer.WriteUint((uint)ntHeader.ExportTable.Size); // 104|120 writer.WriteUint((uint)ntHeader.ImportTable.RelativeVirtualAddress); // 108|124 writer.WriteUint((uint)ntHeader.ImportTable.Size); // 112|128 writer.WriteUint((uint)ntHeader.ResourceTable.RelativeVirtualAddress); // 116|132 writer.WriteUint((uint)ntHeader.ResourceTable.Size); // 120|136 writer.WriteUint((uint)ntHeader.ExceptionTable.RelativeVirtualAddress); // 124|140 writer.WriteUint((uint)ntHeader.ExceptionTable.Size); // 128|144 writer.WriteUint((uint)ntHeader.CertificateTable.RelativeVirtualAddress); // 132|148 writer.WriteUint((uint)ntHeader.CertificateTable.Size); // 136|152 writer.WriteUint((uint)ntHeader.BaseRelocationTable.RelativeVirtualAddress); // 140|156 writer.WriteUint((uint)ntHeader.BaseRelocationTable.Size); // 144|160 writer.WriteUint((uint)ntHeader.DebugTable.RelativeVirtualAddress); // 148|164 writer.WriteUint((uint)ntHeader.DebugTable.Size); // 152|168 writer.WriteUint((uint)ntHeader.CopyrightTable.RelativeVirtualAddress); // 156|172 writer.WriteUint((uint)ntHeader.CopyrightTable.Size); // 160|176 writer.WriteUint((uint)ntHeader.GlobalPointerTable.RelativeVirtualAddress); // 164|180 writer.WriteUint((uint)ntHeader.GlobalPointerTable.Size); // 168|184 writer.WriteUint((uint)ntHeader.ThreadLocalStorageTable.RelativeVirtualAddress); // 172|188 writer.WriteUint((uint)ntHeader.ThreadLocalStorageTable.Size); // 176|192 writer.WriteUint((uint)ntHeader.LoadConfigTable.RelativeVirtualAddress); // 180|196 writer.WriteUint((uint)ntHeader.LoadConfigTable.Size); // 184|200 writer.WriteUint((uint)ntHeader.BoundImportTable.RelativeVirtualAddress); // 188|204 writer.WriteUint((uint)ntHeader.BoundImportTable.Size); // 192|208 writer.WriteUint((uint)ntHeader.ImportAddressTable.RelativeVirtualAddress); // 196|212 writer.WriteUint((uint)ntHeader.ImportAddressTable.Size); // 200|216 writer.WriteUint((uint)ntHeader.DelayImportTable.RelativeVirtualAddress); // 204|220 writer.WriteUint((uint)ntHeader.DelayImportTable.Size); // 208|224 writer.WriteUint((uint)ntHeader.CliHeaderTable.RelativeVirtualAddress); // 212|228 writer.WriteUint((uint)ntHeader.CliHeaderTable.Size); // 216|232 writer.WriteUlong(0); // 224|240 // Section Headers foreach (var sectionHeader in sectionHeaders) { WriteSectionHeader(sectionHeader, writer); } writer.WriteTo(peStream); }
private void WriteRuntimeStartupStub(Stream peStream, int importAddressTableRva) { var writer = new BlobWriter(16); // entry point code, consisting of a jump indirect to _CorXXXMain if (_is32bit) { //emit 0's (nops) to pad the entry point code so that the target address is aligned on a 4 byte boundary. for (uint i = 0, n = (uint)(BitArithmeticUtilities.Align((uint)peStream.Position, 4) - peStream.Position); i < n; i++) { writer.WriteByte(0); } writer.WriteUshort(0); writer.WriteByte(0xff); writer.WriteByte(0x25); //4 writer.WriteUint((uint)importAddressTableRva + (uint)_properties.BaseAddress); //8 } else { //emit 0's (nops) to pad the entry point code so that the target address is aligned on a 8 byte boundary. for (uint i = 0, n = (uint)(BitArithmeticUtilities.Align((uint)peStream.Position, 8) - peStream.Position); i < n; i++) { writer.WriteByte(0); } writer.WriteUint(0); writer.WriteUshort(0); writer.WriteByte(0xff); writer.WriteByte(0x25); //8 writer.WriteUlong((ulong)importAddressTableRva + _properties.BaseAddress); //16 } writer.WriteTo(peStream); }
private static void WriteNameTable(Stream peStream) { var writer = new BlobWriter(SizeOfNameTable); foreach (char ch in CorEntryPointDll) { writer.WriteByte((byte)ch); } writer.WriteByte(0); writer.WriteUshort(0); Debug.Assert(writer.Length == SizeOfNameTable); writer.WriteTo(peStream); }
private void WriteImportTable(Stream peStream, int importTableRva, int importAddressTableRva) { var writer = new BlobWriter(SizeOfImportTable); int ilRVA = importTableRva + 40; int hintRva = ilRVA + (_is32bit ? 12 : 16); int nameRva = hintRva + 12 + 2; // Import table writer.WriteUint((uint)ilRVA); // 4 writer.WriteUint(0); // 8 writer.WriteUint(0); // 12 writer.WriteUint((uint)nameRva); // 16 writer.WriteUint((uint)importAddressTableRva); // 20 writer.Position += 20; // 40 // Import Lookup table if (_is32bit) { writer.WriteUint((uint)hintRva); // 44 writer.WriteUint(0); // 48 writer.WriteUint(0); // 52 } else { writer.WriteUlong((uint)hintRva); // 48 writer.WriteUlong(0); // 56 } // Hint table writer.WriteUshort(0); // Hint 54|58 foreach (char ch in CorEntryPointName) { writer.WriteByte((byte)ch); // 65|69 } writer.WriteByte(0); // 66|70 Debug.Assert(writer.Length == SizeOfImportTable); writer.WriteTo(peStream); }
private void SerializeReferenceToPreviousMethodWithUsingInfo(ArrayBuilder<BlobWriter> customDebugInfo) { BlobWriter cmw = new BlobWriter(12); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindForwardInfo); cmw.Align(4); cmw.WriteUint(12); cmw.WriteUint(_previousMethodTokenWithUsingInfo); customDebugInfo.Add(cmw); }
private void SerializeNamespaceScopeMetadata(EmitContext context, IMethodBody methodBody, ArrayBuilder<BlobWriter> customDebugInfo) { if (context.Module.GenerateVisualBasicStylePdb) { return; } if (ShouldForwardToPreviousMethodWithUsingInfo(context, methodBody)) { Debug.Assert(!ReferenceEquals(_previousMethodBodyWithUsingInfo, methodBody)); SerializeReferenceToPreviousMethodWithUsingInfo(customDebugInfo); return; } List<ushort> usingCounts = new List<ushort>(); var cmw = new BlobWriter(); for (IImportScope scope = methodBody.ImportScope; scope != null; scope = scope.Parent) { usingCounts.Add((ushort)scope.GetUsedNamespaces().Length); } // ACASEY: This originally wrote (uint)12, (ushort)1, (ushort)0 in the // case where usingCounts was empty, but I'm not sure why. if (usingCounts.Count > 0) { uint streamLength; cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindUsingInfo); cmw.Align(4); cmw.WriteUint(streamLength = BitArithmeticUtilities.Align((uint)usingCounts.Count * 2 + 10, 4)); cmw.WriteUshort((ushort)usingCounts.Count); foreach (ushort uc in usingCounts) { cmw.WriteUshort(uc); } cmw.Align(4); Debug.Assert(streamLength == cmw.Length); customDebugInfo.Add(cmw); } if (_methodBodyWithModuleInfo != null && !ReferenceEquals(_methodBodyWithModuleInfo, methodBody)) { SerializeReferenceToMethodWithModuleInfo(customDebugInfo); } }
private void WriteDirectory(Directory directory, BlobWriter writer, uint offset, uint level, uint sizeOfDirectoryTree, uint virtualAddressBase, BlobWriter dataWriter) { writer.WriteUint(0); // Characteristics writer.WriteUint(0); // Timestamp writer.WriteUint(0); // Version writer.WriteUshort(directory.NumberOfNamedEntries); writer.WriteUshort(directory.NumberOfIdEntries); uint n = (uint)directory.Entries.Count; uint k = offset + 16 + n * 8; for (int i = 0; i < n; i++) { int id; string name; uint nameOffset = (uint)dataWriter.Position + sizeOfDirectoryTree; uint directoryOffset = k; Directory subDir = directory.Entries[i] as Directory; if (subDir != null) { id = subDir.ID; name = subDir.Name; if (level == 0) { k += SizeOfDirectory(subDir); } else { k += 16 + 8 * (uint)subDir.Entries.Count; } } else { //EDMAURER write out an IMAGE_RESOURCE_DATA_ENTRY followed //immediately by the data that it refers to. This results //in a layout different than that produced by pulling the resources //from an OBJ. In that case all of the data bits of a resource are //contiguous in .rsrc$02. After processing these will end up at //the end of .rsrc following all of the directory //info and IMAGE_RESOURCE_DATA_ENTRYs IWin32Resource r = (IWin32Resource)directory.Entries[i]; id = level == 0 ? r.TypeId : level == 1 ? r.Id : (int)r.LanguageId; name = level == 0 ? r.TypeName : level == 1 ? r.Name : null; dataWriter.WriteUint(virtualAddressBase + sizeOfDirectoryTree + 16 + (uint)dataWriter.Position); byte[] data = new List<byte>(r.Data).ToArray(); dataWriter.WriteUint((uint)data.Length); dataWriter.WriteUint(r.CodePage); dataWriter.WriteUint(0); dataWriter.WriteBytes(data); while ((dataWriter.Length % 4) != 0) { dataWriter.WriteByte(0); } } if (id >= 0) { writer.WriteInt(id); } else { if (name == null) { name = string.Empty; } writer.WriteUint(nameOffset | 0x80000000); dataWriter.WriteUshort((ushort)name.Length); dataWriter.WriteUTF16(name); } if (subDir != null) { writer.WriteUint(directoryOffset | 0x80000000); } else { writer.WriteUint(nameOffset); } } k = offset + 16 + n * 8; for (int i = 0; i < n; i++) { Directory subDir = directory.Entries[i] as Directory; if (subDir != null) { this.WriteDirectory(subDir, writer, k, level + 1, sizeOfDirectoryTree, virtualAddressBase, dataWriter); if (level == 0) { k += SizeOfDirectory(subDir); } else { k += 16 + 8 * (uint)subDir.Entries.Count; } } } }
private void WriteDebugTable(Stream peStream, ContentId nativePdbContentId, MetadataSizes metadataSizes) { if (!EmitPdb) { return; } var writer = new BlobWriter(); // characteristics: writer.WriteUint(0); // PDB stamp writer.WriteBytes(nativePdbContentId.Stamp); // version writer.WriteUint(0); // type: const int ImageDebugTypeCodeView = 2; writer.WriteUint(ImageDebugTypeCodeView); // size of data: writer.WriteUint((uint)ComputeSizeOfDebugDirectoryData()); uint dataOffset = (uint)ComputeOffsetToDebugTable(metadataSizes) + ImageDebugDirectoryBaseSize; // PointerToRawData (RVA of the data): writer.WriteUint(_textSection.RelativeVirtualAddress + dataOffset); // AddressOfRawData (position of the data in the PE stream): writer.WriteUint(_textSection.PointerToRawData + dataOffset); writer.WriteByte((byte)'R'); writer.WriteByte((byte)'S'); writer.WriteByte((byte)'D'); writer.WriteByte((byte)'S'); // PDB id: writer.WriteBytes(nativePdbContentId.Guid); // age writer.WriteUint(PdbWriter.Age); // UTF-8 encoded zero-terminated path to PDB writer.WriteUTF8(_pdbPathOpt); writer.WriteByte(0); writer.WriteTo(peStream); writer.Free(); }
internal static void WriteConstant(ref BlobWriter writer, object value) { if (value == null) { // The encoding of Type for the nullref value for FieldInit is ELEMENT_TYPE_CLASS with a Value of a 32-bit. writer.WriteUInt32(0); return; } var type = value.GetType(); if (type.GetTypeInfo().IsEnum) { type = Enum.GetUnderlyingType(type); } if (type == typeof(bool)) { writer.WriteBoolean((bool)value); } else if (type == typeof(int)) { writer.WriteInt32((int)value); } else if (type == typeof(string)) { writer.WriteUTF16((string)value); } else if (type == typeof(byte)) { writer.WriteByte((byte)value); } else if (type == typeof(char)) { writer.WriteUInt16((char)value); } else if (type == typeof(double)) { writer.WriteDouble((double)value); } else if (type == typeof(short)) { writer.WriteInt16((short)value); } else if (type == typeof(long)) { writer.WriteInt64((long)value); } else if (type == typeof(sbyte)) { writer.WriteSByte((sbyte)value); } else if (type == typeof(float)) { writer.WriteSingle((float)value); } else if (type == typeof(ushort)) { writer.WriteUInt16((ushort)value); } else if (type == typeof(uint)) { writer.WriteUInt32((uint)value); } else if (type == typeof(ulong)) { writer.WriteUInt64((ulong)value); } else { // TODO: message throw new ArgumentException(); } }
private void SerializeReferenceToMethodWithModuleInfo(ArrayBuilder<BlobWriter> customDebugInfo) { BlobWriter cmw = new BlobWriter(12); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindForwardToModuleInfo); cmw.Align(4); cmw.WriteUint(12); cmw.WriteUint((uint)_methodTokenWithModuleInfo); customDebugInfo.Add(cmw); }
// internal for testing internal static byte[] SerializeCustomDebugMetadata(ArrayBuilder<PooledBlobBuilder> recordWriters) { if (recordWriters.Count == 0) { return null; } int records = 0; foreach(var rec in recordWriters) { records += rec.Count; } var result = new byte[ sizeof(byte) + // version sizeof(byte) + // record count sizeof(ushort) + // padding records // records ]; var cmw = new BlobWriter(result); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte((byte)recordWriters.Count); // count cmw.WriteInt16(0); foreach (var recordWriter in recordWriters) { cmw.WriteBytes(recordWriter); } return result; }
private void WriteImportTable(Stream peStream) { var writer = new BlobWriter(70); bool use32bitAddresses = !_module.Requires64bits; uint importTableRVA = _ntHeader.ImportTable.RelativeVirtualAddress; uint ilRVA = importTableRVA + 40; uint hintRva = ilRVA + (use32bitAddresses ? 12u : 16u); uint nameRva = hintRva + 12 + 2; // Import table writer.WriteUint(ilRVA); // 4 writer.WriteUint(0); // 8 writer.WriteUint(0); // 12 writer.WriteUint(nameRva); // 16 writer.WriteUint(_ntHeader.ImportAddressTable.RelativeVirtualAddress); // 20 writer.Position += 20; // 40 // Import Lookup table if (use32bitAddresses) { writer.WriteUint(hintRva); // 44 writer.WriteUint(0); // 48 writer.WriteUint(0); // 52 } else { writer.WriteUlong(hintRva); // 48 writer.WriteUlong(0); // 56 } // Hint table writer.WriteUshort(0); // Hint 54|58 string entryPointName = (_module.Kind == ModuleKind.DynamicallyLinkedLibrary || _module.Kind == ModuleKind.WindowsRuntimeMetadata) ? "_CorDllMain" : "_CorExeMain"; foreach (char ch in entryPointName) { writer.WriteByte((byte)ch); // 65|69 } writer.WriteByte(0); // 66|70 writer.WriteTo(peStream); }
private static void SerializeDynamicLocalInfo(IMethodBody methodBody, ArrayBuilder <BlobWriter> customDebugInfo) { if (!methodBody.HasDynamicLocalVariables) { return; //There are no dynamic locals } var dynamicLocals = ArrayBuilder <ILocalDefinition> .GetInstance(); foreach (ILocalDefinition local in methodBody.LocalVariables) { if (local.IsDynamic) { dynamicLocals.Add(local); } } int dynamicVariableCount = dynamicLocals.Count; foreach (var currentScope in methodBody.LocalScopes) { foreach (var localConstant in currentScope.Constants) { if (localConstant.IsDynamic) { dynamicLocals.Add(localConstant); } } } Debug.Assert(dynamicLocals.Any()); // There must be at least one dynamic local if this point is reached const int blobSize = 200; //DynamicAttribute - 64, DynamicAttributeLength - 4, SlotIndex -4, IdentifierName - 128 var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindDynamicLocals); cmw.Align(4); // size = Version,Kind + size + cBuckets + (dynamicCount * sizeOf(Local Blob)) cmw.WriteUint(4 + 4 + 4 + (uint)dynamicLocals.Count * blobSize);//Size of the Dynamic Block cmw.WriteUint((uint)dynamicLocals.Count); int localIndex = 0; foreach (ILocalDefinition local in dynamicLocals) { if (local.Name.Length > 63)//Ignore and push empty information { cmw.WriteBytes(0, blobSize); continue; } var dynamicTransformFlags = local.DynamicTransformFlags; if (!dynamicTransformFlags.IsDefault && dynamicTransformFlags.Length <= 64) { byte[] flag = new byte[64]; for (int k = 0; k < dynamicTransformFlags.Length; k++) { if ((bool)dynamicTransformFlags[k].Value) { flag[k] = 1; } } cmw.WriteBytes(flag); //Written Flag cmw.WriteUint((uint)dynamicTransformFlags.Length); //Written Length } else { cmw.WriteBytes(0, 68); //Empty flag array and size. } if (localIndex < dynamicVariableCount) { // Dynamic variable cmw.WriteUint((uint)local.SlotIndex); } else { // Dynamic constant cmw.WriteUint(0); } char[] localName = new char[64]; local.Name.CopyTo(0, localName, 0, local.Name.Length); cmw.WriteUTF16(localName); localIndex++; } dynamicLocals.Free(); customDebugInfo.Add(cmw); }
private void WriteImportTable(Stream peStream) { var writer = new BlobWriter(70); int importTableRVA = _ntHeader.ImportTable.RelativeVirtualAddress; int ilRVA = importTableRVA + 40; int hintRva = ilRVA + (_is32bit ? 12 : 16); int nameRva = hintRva + 12 + 2; // Import table writer.WriteUint((uint)ilRVA); // 4 writer.WriteUint(0); // 8 writer.WriteUint(0); // 12 writer.WriteUint((uint)nameRva); // 16 writer.WriteUint((uint)_ntHeader.ImportAddressTable.RelativeVirtualAddress); // 20 writer.Position += 20; // 40 // Import Lookup table if (_is32bit) { writer.WriteUint((uint)hintRva); // 44 writer.WriteUint(0); // 48 writer.WriteUint(0); // 52 } else { writer.WriteUlong((uint)hintRva); // 48 writer.WriteUlong(0); // 56 } // Hint table writer.WriteUshort(0); // Hint 54|58 string entryPointName = (_properties.ImageCharacteristics & Characteristics.Dll) != 0 ? "_CorDllMain" : "_CorExeMain"; foreach (char ch in entryPointName) { writer.WriteByte((byte)ch); // 65|69 } writer.WriteByte(0); // 66|70 writer.WriteTo(peStream); }
private static void WriteSectionHeader(SectionHeader sectionHeader, BlobWriter writer) { if (sectionHeader.VirtualSize == 0) { return; } for (int j = 0, m = sectionHeader.Name.Length; j < 8; j++) { if (j < m) { writer.WriteByte((byte)sectionHeader.Name[j]); } else { writer.WriteByte(0); } } writer.WriteUint(sectionHeader.VirtualSize); writer.WriteUint(sectionHeader.RelativeVirtualAddress); writer.WriteUint(sectionHeader.SizeOfRawData); writer.WriteUint(sectionHeader.PointerToRawData); writer.WriteUint(sectionHeader.PointerToRelocations); writer.WriteUint(sectionHeader.PointerToLinenumbers); writer.WriteUshort(sectionHeader.NumberOfRelocations); writer.WriteUshort(sectionHeader.NumberOfLinenumbers); writer.WriteUint(sectionHeader.Characteristics); }
private static BlobWriter SerializeRecord(byte kind, Action<BlobWriter> data) { var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(kind); cmw.WriteByte(0); // alignment size (will be patched) uint alignmentSizeAndLengthPosition = cmw.Position; cmw.WriteByte(0); // length (will be patched) cmw.WriteUint(0); data(cmw); uint length = cmw.Position; uint alignedLength = 4 * ((length + 3) / 4); byte alignmentSize = (byte)(alignedLength - length); for (int i = 0; i < alignmentSize; i++) { cmw.WriteByte(0); } cmw.Position = alignmentSizeAndLengthPosition; cmw.WriteByte(alignmentSize); cmw.WriteUint(alignedLength); cmw.Position = length; return cmw; }
private static void WriteNameTable(Stream peStream) { var writer = new BlobWriter(14); foreach (char ch in "mscoree.dll") { writer.WriteByte((byte)ch); // 11 } writer.WriteByte(0); // 12 writer.WriteUshort(0); // 14 writer.WriteTo(peStream); }
private static void SerializeReferenceToIteratorClass(string iteratorClassName, ArrayBuilder<BlobWriter> customDebugInfo) { if (iteratorClassName == null) return; var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindForwardIterator); cmw.Align(4); uint length = 10 + (uint)iteratorClassName.Length * 2; if ((length & 3) != 0) length += 4 - (length & 3); cmw.WriteUint(length); cmw.WriteUTF16(iteratorClassName); cmw.WriteShort(0); cmw.Align(4); Debug.Assert(cmw.Position == length); customDebugInfo.Add(cmw); }
private void WriteRuntimeStartupStub(Stream peStream) { var writer = new BlobWriter(16); // entry point code, consisting of a jump indirect to _CorXXXMain if (!_module.Requires64bits) { //emit 0's (nops) to pad the entry point code so that the target address is aligned on a 4 byte boundary. for (uint i = 0, n = (uint)(BitArithmeticUtilities.Align((uint)peStream.Position, 4) - peStream.Position); i < n; i++) { writer.WriteByte(0); } writer.WriteUshort(0); writer.WriteByte(0xff); writer.WriteByte(0x25); //4 writer.WriteUint(_ntHeader.ImportAddressTable.RelativeVirtualAddress + (uint)_module.BaseAddress); //8 } else { //emit 0's (nops) to pad the entry point code so that the target address is aligned on a 8 byte boundary. for (uint i = 0, n = (uint)(BitArithmeticUtilities.Align((uint)peStream.Position, 8) - peStream.Position); i < n; i++) { writer.WriteByte(0); } writer.WriteUint(0); writer.WriteUshort(0); writer.WriteByte(0xff); writer.WriteByte(0x25); //8 writer.WriteUlong(_ntHeader.ImportAddressTable.RelativeVirtualAddress + _module.BaseAddress); //16 } writer.WriteTo(peStream); }
private static void SerializeStateMachineLocalScopes(IMethodBody methodBody, ArrayBuilder<BlobWriter> customDebugInfo) { var scopes = methodBody.StateMachineHoistedLocalScopes; if (scopes.IsDefaultOrEmpty) { return; } uint numberOfScopes = (uint)scopes.Length; var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindStateMachineHoistedLocalScopes); cmw.Align(4); cmw.WriteUint(12 + numberOfScopes * 8); cmw.WriteUint(numberOfScopes); foreach (var scope in scopes) { if (scope.IsDefault) { cmw.WriteUint(0); cmw.WriteUint(0); } else { // Dev12 C# emits end-inclusive range cmw.WriteUint((uint)scope.StartOffset); cmw.WriteUint((uint)scope.EndOffset - 1); } } customDebugInfo.Add(cmw); }
private static void SerializeDynamicLocalInfo(IMethodBody methodBody, ArrayBuilder<BlobWriter> customDebugInfo) { if (!methodBody.HasDynamicLocalVariables) { return; //There are no dynamic locals } var dynamicLocals = ArrayBuilder<ILocalDefinition>.GetInstance(); foreach (ILocalDefinition local in methodBody.LocalVariables) { if (local.IsDynamic) { dynamicLocals.Add(local); } } int dynamicVariableCount = dynamicLocals.Count; foreach (var currentScope in methodBody.LocalScopes) { foreach (var localConstant in currentScope.Constants) { if (localConstant.IsDynamic) { dynamicLocals.Add(localConstant); } } } Debug.Assert(dynamicLocals.Any()); // There must be at least one dynamic local if this point is reached const int blobSize = 200;//DynamicAttribute - 64, DynamicAttributeLength - 4, SlotIndex -4, IdentifierName - 128 var cmw = new BlobWriter(); cmw.WriteByte(CDI.CdiVersion); cmw.WriteByte(CDI.CdiKindDynamicLocals); cmw.Align(4); // size = Version,Kind + size + cBuckets + (dynamicCount * sizeOf(Local Blob)) cmw.WriteUint(4 + 4 + 4 + (uint)dynamicLocals.Count * blobSize);//Size of the Dynamic Block cmw.WriteUint((uint)dynamicLocals.Count); int localIndex = 0; foreach (ILocalDefinition local in dynamicLocals) { if (local.Name.Length > 63)//Ignore and push empty information { cmw.WriteBytes(0, blobSize); continue; } var dynamicTransformFlags = local.DynamicTransformFlags; if (!dynamicTransformFlags.IsDefault && dynamicTransformFlags.Length <= 64) { byte[] flag = new byte[64]; for (int k = 0; k < dynamicTransformFlags.Length; k++) { if ((bool)dynamicTransformFlags[k].Value) { flag[k] = 1; } } cmw.WriteBytes(flag); //Written Flag cmw.WriteUint((uint)dynamicTransformFlags.Length); //Written Length } else { cmw.WriteBytes(0, 68); //Empty flag array and size. } if (localIndex < dynamicVariableCount) { // Dynamic variable cmw.WriteUint((uint)local.SlotIndex); } else { // Dynamic constant cmw.WriteUint(0); } char[] localName = new char[64]; local.Name.CopyTo(0, localName, 0, local.Name.Length); cmw.WriteUTF16(localName); localIndex++; } dynamicLocals.Free(); customDebugInfo.Add(cmw); }
public void WriteAlignPad() { var writer = new BlobWriter(4); writer.WriteByte(0x01); writer.PadTo(2); writer.WriteByte(0x02); writer.Align(4); writer.Align(4); writer.WriteByte(0x03); writer.Align(4); writer.WriteByte(0x04); writer.WriteByte(0x05); writer.Align(8); writer.WriteByte(0x06); writer.Align(2); writer.Align(1); AssertEx.Equal(new byte[] { 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00 }, writer.ToArray()); }