public void Serialize(BlobBuilder writer)
{
switch (this.Discriminator)
{
case ConstantValueTypeDiscriminator.Boolean:
writer.WriteBoolean(this.BooleanValue);
break;
case ConstantValueTypeDiscriminator.SByte:
writer.WriteSByte(this.SByteValue);
break;
case ConstantValueTypeDiscriminator.Byte:
writer.WriteByte(this.ByteValue);
break;
case ConstantValueTypeDiscriminator.Char:
case ConstantValueTypeDiscriminator.Int16:
writer.WriteInt16(this.Int16Value);
break;
case ConstantValueTypeDiscriminator.UInt16:
writer.WriteUInt16(this.UInt16Value);
break;
case ConstantValueTypeDiscriminator.Single:
writer.WriteSingle(this.SingleValue);
break;
case ConstantValueTypeDiscriminator.Int32:
writer.WriteInt32(this.Int32Value);
break;
case ConstantValueTypeDiscriminator.UInt32:
writer.WriteUInt32(this.UInt32Value);
break;
case ConstantValueTypeDiscriminator.Double:
writer.WriteDouble(this.DoubleValue);
break;
case ConstantValueTypeDiscriminator.Int64:
writer.WriteInt64(this.Int64Value);
break;
case ConstantValueTypeDiscriminator.UInt64:
writer.WriteUInt64(this.UInt64Value);
break;
default: throw ExceptionUtilities.UnexpectedValue(this.Discriminator);
}
}
private BlobHandle SerializeSpans(
ImmutableArray <SourceSpan> spans,
Dictionary <DebugSourceDocument, int> documentIndex)
{
if (spans.Length == 0)
{
return(default(BlobHandle));
}
// 4 bytes per span plus a header, the builder expands by the same amount.
var writer = new BlobBuilder(4 + spans.Length * 4);
int previousStartLine = -1;
int previousStartColumn = -1;
DebugSourceDocument previousDocument = spans[0].Document;
// header:
writer.WriteCompressedInteger(GetOrAddDocument(previousDocument, documentIndex));
for (int i = 0; i < spans.Length; i++)
{
var currentDocument = spans[i].Document;
if (previousDocument != currentDocument)
{
writer.WriteInt16(0);
writer.WriteCompressedInteger(GetOrAddDocument(currentDocument, documentIndex));
previousDocument = currentDocument;
}
// Delta Lines & Columns:
SerializeDeltaLinesAndColumns(writer, spans[i]);
// delta Start Lines & Columns:
if (previousStartLine < 0)
{
Debug.Assert(previousStartColumn < 0);
writer.WriteCompressedInteger(spans[i].StartLine);
writer.WriteCompressedInteger(spans[i].StartColumn);
}
else
{
writer.WriteCompressedSignedInteger(spans[i].StartLine - previousStartLine);
writer.WriteCompressedSignedInteger(spans[i].StartColumn - previousStartColumn);
}
previousStartLine = spans[i].StartLine;
previousStartColumn = spans[i].StartColumn;
}
return(GetOrAddBlob(writer));
}
public CustomDebugInfoEncoder(BlobBuilder builder)
{
Debug.Assert(builder.Count == 0);
Builder = builder;
_recordCount = 0;
// header:
builder.WriteByte(CustomDebugInfoConstants.Version);
// reserve byte for record count:
_recordCountFixup = builder.ReserveBytes(1);
// alignment:
builder.WriteInt16(0);
}
public void WritePrimitive()
{
var writer = new BlobBuilder(17);
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);
var guid = new Guid("01020304-0506-0708-090A-0B0C0D0E0F10");
writer.WriteBytes(guid.ToByteArray());
writer.WriteGuid(guid);
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,
0x04, 0x03, 0x02, 0x01, 0x06, 0x05, 0x08, 0x07, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10,
0x04, 0x03, 0x02, 0x01, 0x06, 0x05, 0x08, 0x07, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10
}, writer.ToArray());
}
/// <summary>
/// Serialize the export symbol table into the export section.
/// </summary>
/// <param name="location">RVA and file location of the .edata section</param>
private BlobBuilder SerializeExportSection(SectionLocation sectionLocation)
{
_exportSymbols.MergeSort((es1, es2) => StringComparer.Ordinal.Compare(es1.Name, es2.Name));
BlobBuilder builder = new BlobBuilder();
int minOrdinal = int.MaxValue;
int maxOrdinal = int.MinValue;
// First, emit the name table and store the name RVA's for the individual export symbols
// Also, record the ordinal range.
foreach (ExportSymbol symbol in _exportSymbols)
{
symbol.NameRVAWhenPlaced = sectionLocation.RelativeVirtualAddress + builder.Count;
builder.WriteUTF8(symbol.Name);
builder.WriteByte(0);
if (symbol.Ordinal < minOrdinal)
{
minOrdinal = symbol.Ordinal;
}
if (symbol.Ordinal > maxOrdinal)
{
maxOrdinal = symbol.Ordinal;
}
}
// Emit the DLL name
int dllNameRVA = sectionLocation.RelativeVirtualAddress + builder.Count;
builder.WriteUTF8(_dllNameForExportDirectoryTable);
builder.WriteByte(0);
int[] addressTable = new int[maxOrdinal - minOrdinal + 1];
// Emit the name pointer table; it should be alphabetically sorted.
// Also, we can now fill in the export address table as we've detected its size
// in the previous pass.
int namePointerTableRVA = sectionLocation.RelativeVirtualAddress + builder.Count;
foreach (ExportSymbol symbol in _exportSymbols)
{
builder.WriteInt32(symbol.NameRVAWhenPlaced);
SymbolTarget symbolTarget = _symbolMap[symbol.Symbol];
Section symbolSection = _sections[symbolTarget.SectionIndex];
Debug.Assert(symbolSection.RVAWhenPlaced != 0);
addressTable[symbol.Ordinal - minOrdinal] = symbolSection.RVAWhenPlaced + symbolTarget.Offset;
}
// Emit the ordinal table
int ordinalTableRVA = sectionLocation.RelativeVirtualAddress + builder.Count;
foreach (ExportSymbol symbol in _exportSymbols)
{
builder.WriteUInt16((ushort)(symbol.Ordinal - minOrdinal));
}
// Emit the address table
int addressTableRVA = sectionLocation.RelativeVirtualAddress + builder.Count;
foreach (int addressTableEntry in addressTable)
{
builder.WriteInt32(addressTableEntry);
}
// Emit the export directory table
int exportDirectoryTableRVA = sectionLocation.RelativeVirtualAddress + builder.Count;
// +0x00: reserved
builder.WriteInt32(0);
// +0x04: TODO: time/date stamp
builder.WriteInt32(0);
// +0x08: major version
builder.WriteInt16(0);
// +0x0A: minor version
builder.WriteInt16(0);
// +0x0C: DLL name RVA
builder.WriteInt32(dllNameRVA);
// +0x10: ordinal base
builder.WriteInt32(minOrdinal);
// +0x14: number of entries in the address table
builder.WriteInt32(addressTable.Length);
// +0x18: number of name pointers
builder.WriteInt32(_exportSymbols.Count);
// +0x1C: export address table RVA
builder.WriteInt32(addressTableRVA);
// +0x20: name pointer RVV
builder.WriteInt32(namePointerTableRVA);
// +0x24: ordinal table RVA
builder.WriteInt32(ordinalTableRVA);
int exportDirectorySize = sectionLocation.RelativeVirtualAddress + builder.Count - exportDirectoryTableRVA;
_exportDirectoryEntry = new DirectoryEntry(relativeVirtualAddress: exportDirectoryTableRVA, size: exportDirectorySize);
return(builder);
}
private static BlobHandle SerializeSequencePoints(
MetadataBuilder metadataBuilder,
int localSignatureRowId,
ImmutableArray <SymUnmanagedSequencePoint> sequencePoints,
Dictionary <string, DocumentHandle> documentIndex,
out DocumentHandle singleDocumentHandle)
{
if (sequencePoints.Length == 0)
{
singleDocumentHandle = default(DocumentHandle);
return(default(BlobHandle));
}
var writer = new BlobBuilder();
int previousNonHiddenStartLine = -1;
int previousNonHiddenStartColumn = -1;
// header:
writer.WriteCompressedInteger(localSignatureRowId);
DocumentHandle previousDocument = TryGetSingleDocument(sequencePoints, documentIndex);
singleDocumentHandle = previousDocument;
for (int i = 0; i < sequencePoints.Length; i++)
{
var currentDocument = documentIndex[sequencePoints[i].Document.GetName()];
if (previousDocument != currentDocument)
{
// optional document in header or document record:
if (!previousDocument.IsNil)
{
writer.WriteCompressedInteger(0);
}
writer.WriteCompressedInteger(MetadataTokens.GetHeapOffset(currentDocument));
previousDocument = currentDocument;
}
// delta IL offset:
if (i > 0)
{
writer.WriteCompressedInteger((sequencePoints[i].Offset - sequencePoints[i - 1].Offset));
}
else
{
writer.WriteCompressedInteger(sequencePoints[i].Offset);
}
if (sequencePoints[i].IsHidden)
{
writer.WriteInt16(0);
continue;
}
// Delta Lines & Columns:
SerializeDeltaLinesAndColumns(writer, sequencePoints[i]);
// delta Start Lines & Columns:
if (previousNonHiddenStartLine < 0)
{
Debug.Assert(previousNonHiddenStartColumn < 0);
writer.WriteCompressedInteger(sequencePoints[i].StartLine);
writer.WriteCompressedInteger(sequencePoints[i].StartColumn);
}
else
{
writer.WriteCompressedSignedInteger(sequencePoints[i].StartLine - previousNonHiddenStartLine);
writer.WriteCompressedSignedInteger(sequencePoints[i].StartColumn - previousNonHiddenStartColumn);
}
previousNonHiddenStartLine = sequencePoints[i].StartLine;
previousNonHiddenStartColumn = sequencePoints[i].StartColumn;
}
return(metadataBuilder.GetOrAddBlob(writer));
}
private BlobHandle SerializeSpans(
ImmutableArray<SourceSpan> spans,
Dictionary<DebugSourceDocument, int> documentIndex)
{
if (spans.Length == 0)
{
return default(BlobHandle);
}
// 4 bytes per span plus a header, the builder expands by the same amount.
var writer = new BlobBuilder(4 + spans.Length * 4);
int previousStartLine = -1;
int previousStartColumn = -1;
DebugSourceDocument previousDocument = spans[0].Document;
// header:
writer.WriteCompressedInteger(GetOrAddDocument(previousDocument, documentIndex));
for (int i = 0; i < spans.Length; i++)
{
var currentDocument = spans[i].Document;
if (previousDocument != currentDocument)
{
writer.WriteInt16(0);
writer.WriteCompressedInteger(GetOrAddDocument(currentDocument, documentIndex));
previousDocument = currentDocument;
}
// Delta Lines & Columns:
SerializeDeltaLinesAndColumns(writer, spans[i]);
// delta Start Lines & Columns:
if (previousStartLine < 0)
{
Debug.Assert(previousStartColumn < 0);
writer.WriteCompressedInteger(spans[i].StartLine);
writer.WriteCompressedInteger(spans[i].StartColumn);
}
else
{
writer.WriteCompressedSignedInteger(spans[i].StartLine - previousStartLine);
writer.WriteCompressedSignedInteger(spans[i].StartColumn - previousStartColumn);
}
previousStartLine = spans[i].StartLine;
previousStartColumn = spans[i].StartColumn;
}
return GetOrAddBlob(writer);
}
internal static ExceptionRegionEncoder SerializeTableHeader(BlobBuilder builder, int exceptionRegionCount, bool hasSmallRegions)
{
Debug.Assert(exceptionRegionCount > 0);
const byte EHTableFlag = 0x01;
const byte FatFormatFlag = 0x40;
bool hasSmallFormat = hasSmallRegions && IsSmallRegionCount(exceptionRegionCount);
int dataSize = GetExceptionTableSize(exceptionRegionCount, hasSmallFormat);
builder.Align(4);
if (hasSmallFormat)
{
builder.WriteByte(EHTableFlag);
builder.WriteByte(unchecked((byte)dataSize));
builder.WriteInt16(0);
}
else
{
Debug.Assert(dataSize <= 0x00ffffff);
builder.WriteByte(EHTableFlag | FatFormatFlag);
builder.WriteByte(unchecked((byte)dataSize));
builder.WriteUInt16(unchecked((ushort)(dataSize >> 8)));
}
return new ExceptionRegionEncoder(builder, hasSmallFormat);
}
public void WritePrimitive()
{
var writer = new BlobBuilder(17);
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);
var guid = new Guid("01020304-0506-0708-090A-0B0C0D0E0F10");
writer.WriteBytes(guid.ToByteArray());
writer.WriteGuid(guid);
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,
0x04, 0x03, 0x02, 0x01, 0x06, 0x05, 0x08, 0x07, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10,
0x04, 0x03, 0x02, 0x01, 0x06, 0x05, 0x08, 0x07, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10
}, writer.ToArray());
}
internal static void WriteConstant(BlobBuilder 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 BlobHandle SerializeSequencePoints(
StandaloneSignatureHandle localSignatureHandleOpt,
ImmutableArray <SequencePoint> sequencePoints,
Dictionary <DebugSourceDocument, DocumentHandle> documentIndex,
out DocumentHandle singleDocumentHandle)
{
if (sequencePoints.Length == 0)
{
singleDocumentHandle = default(DocumentHandle);
return(default(BlobHandle));
}
var writer = new BlobBuilder();
int previousNonHiddenStartLine = -1;
int previousNonHiddenStartColumn = -1;
// header:
writer.WriteCompressedInteger(MetadataTokens.GetRowNumber(localSignatureHandleOpt));
var previousDocument = TryGetSingleDocument(sequencePoints);
singleDocumentHandle = (previousDocument != null) ? GetOrAddDocument(previousDocument, documentIndex) : default(DocumentHandle);
for (int i = 0; i < sequencePoints.Length; i++)
{
var currentDocument = sequencePoints[i].Document;
if (previousDocument != currentDocument)
{
var documentHandle = GetOrAddDocument(currentDocument, documentIndex);
// optional document in header or document record:
if (previousDocument != null)
{
writer.WriteCompressedInteger(0);
}
writer.WriteCompressedInteger(MetadataTokens.GetRowNumber(documentHandle));
previousDocument = currentDocument;
}
// delta IL offset:
if (i > 0)
{
writer.WriteCompressedInteger(sequencePoints[i].Offset - sequencePoints[i - 1].Offset);
}
else
{
writer.WriteCompressedInteger(sequencePoints[i].Offset);
}
if (sequencePoints[i].IsHidden)
{
writer.WriteInt16(0);
continue;
}
// Delta Lines & Columns:
SerializeDeltaLinesAndColumns(writer, sequencePoints[i]);
// delta Start Lines & Columns:
if (previousNonHiddenStartLine < 0)
{
Debug.Assert(previousNonHiddenStartColumn < 0);
writer.WriteCompressedInteger(sequencePoints[i].StartLine);
writer.WriteCompressedInteger(sequencePoints[i].StartColumn);
}
else
{
writer.WriteCompressedSignedInteger(sequencePoints[i].StartLine - previousNonHiddenStartLine);
writer.WriteCompressedSignedInteger(sequencePoints[i].StartColumn - previousNonHiddenStartColumn);
}
previousNonHiddenStartLine = sequencePoints[i].StartLine;
previousNonHiddenStartColumn = sequencePoints[i].StartColumn;
}
return(_debugMetadataOpt.GetOrAddBlob(writer));
}
internal static void WriteConstant(BlobBuilder 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();
}
}
