public void WriteData(BlobBuilder resourceWriter)
{
if (_fileReference == null)
{
try
{
using (Stream stream = _streamProvider())
{
if (stream == null)
{
throw new InvalidOperationException(CodeAnalysisResources.ResourceStreamProviderShouldReturnNonNullStream);
}
var count = (int)(stream.Length - stream.Position);
resourceWriter.WriteInt32(count);
int bytesWritten = resourceWriter.TryWriteBytes(stream, count);
if (bytesWritten != count)
{
throw new EndOfStreamException(
string.Format(CultureInfo.CurrentUICulture, CodeAnalysisResources.ResourceStreamEndedUnexpectedly, bytesWritten, count));
}
resourceWriter.Align(8);
}
}
catch (Exception e)
{
throw new ResourceException(_name, e);
}
}
}
public void WriteData(BlobBuilder resourceWriter)
{
if (_fileReference == null)
{
try
{
using (Stream stream = _streamProvider())
{
if (stream == null)
{
throw new InvalidOperationException(CodeAnalysisResources.ResourceStreamProviderShouldReturnNonNullStream);
}
var count = (int)(stream.Length - stream.Position);
resourceWriter.WriteInt32(count);
resourceWriter.Write(stream, count);
resourceWriter.Align(8);
}
}
catch (Exception e)
{
throw new ResourceException(_name, e);
}
}
}
public void CountClear()
{
var builder = new BlobBuilder();
Assert.Equal(0, builder.Count);
builder.WriteByte(1);
Assert.Equal(1, builder.Count);
builder.WriteInt32(4);
Assert.Equal(5, builder.Count);
builder.Clear();
Assert.Equal(0, builder.Count);
builder.WriteInt64(1);
Assert.Equal(8, builder.Count);
AssertEx.Equal(new byte[] { 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, builder.ToArray());
}
public void WritePrimitive()
{
var writer = new BlobBuilder(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 WriteDirectory(Directory directory, BlobBuilder writer, uint offset, uint level, uint sizeOfDirectoryTree, int virtualAddressBase, BlobBuilder dataWriter)
{
writer.WriteUInt32(0); // Characteristics
writer.WriteUInt32(0); // Timestamp
writer.WriteUInt32(0); // Version
writer.WriteUInt16(directory.NumberOfNamedEntries);
writer.WriteUInt16(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.WriteUInt32((uint)(virtualAddressBase + sizeOfDirectoryTree + 16 + dataWriter.Position));
byte[] data = new List<byte>(r.Data).ToArray();
dataWriter.WriteUInt32((uint)data.Length);
dataWriter.WriteUInt32(r.CodePage);
dataWriter.WriteUInt32(0);
dataWriter.WriteBytes(data);
while ((dataWriter.Length % 4) != 0)
{
dataWriter.WriteByte(0);
}
}
if (id >= 0)
{
writer.WriteInt32(id);
}
else
{
if (name == null)
{
name = string.Empty;
}
writer.WriteUInt32(nameOffset | 0x80000000);
dataWriter.WriteUInt16((ushort)name.Length);
dataWriter.WriteUTF16(name);
}
if (subDir != null)
{
writer.WriteUInt32(directoryOffset | 0x80000000);
}
else
{
writer.WriteUInt32(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 static void WriteDirectory(
Directory directory,
BlobBuilder writer,
uint offset,
uint level,
uint sizeOfDirectoryTree,
int virtualAddressBase,
BlobBuilder dataWriter
)
{
writer.WriteUInt32(0); // Characteristics
writer.WriteUInt32(0); // Timestamp
writer.WriteUInt32(0); // Version
writer.WriteUInt16(directory.NumberOfNamedEntries);
writer.WriteUInt16(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.Count + 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.WriteUInt32(
(uint)(virtualAddressBase + sizeOfDirectoryTree + 16 + dataWriter.Count)
);
byte[] data = new List <byte>(r.Data).ToArray();
dataWriter.WriteUInt32((uint)data.Length);
dataWriter.WriteUInt32(r.CodePage);
dataWriter.WriteUInt32(0);
dataWriter.WriteBytes(data);
while ((dataWriter.Count % 4) != 0)
{
dataWriter.WriteByte(0);
}
}
if (id >= 0)
{
writer.WriteInt32(id);
}
else
{
if (name == null)
{
name = string.Empty;
}
writer.WriteUInt32(nameOffset | 0x80000000);
dataWriter.WriteUInt16((ushort)name.Length);
dataWriter.WriteUTF16(name);
}
if (subDir != null)
{
writer.WriteUInt32(directoryOffset | 0x80000000);
}
else
{
writer.WriteUInt32(nameOffset);
}
}
k = offset + 16 + n * 8;
for (int i = 0; i < n; i++)
{
Directory subDir = directory.Entries[i] as Directory;
if (subDir != null)
{
WriteDirectory(
subDir,
writer,
k,
level + 1,
sizeOfDirectoryTree,
virtualAddressBase,
dataWriter
);
if (level == 0)
{
k += SizeOfDirectory(subDir);
}
else
{
k += 16 + 8 * (uint)subDir.Entries.Count;
}
}
}
}
/// <summary>
/// Writes information about metadata references to the pdb so the same
/// reference can be found on sourcelink to create the compilation again
/// </summary>
private void EmbedMetadataReferenceInformation(CommonPEModuleBuilder module)
{
var builder = new BlobBuilder();
// Order of information
// File name (null terminated string): A.exe
// Extern Alias (null terminated string): a1,a2,a3
// MetadataImageKind (byte)
// EmbedInteropTypes (boolean)
// COFF header Timestamp field (4 byte int)
// COFF header SizeOfImage field (4 byte int)
// MVID (Guid, 24 bytes)
foreach (var metadataReference in module.CommonCompilation.ExternalReferences)
{
if (metadataReference is PortableExecutableReference portableReference && portableReference.FilePath is object)
{
var fileName = PathUtilities.GetFileName(portableReference.FilePath);
var reference = module.CommonCompilation.GetAssemblyOrModuleSymbol(portableReference);
var peReader = GetReader(reference);
// Don't write before checking that we can get a peReader for the metadata reference
if (peReader is null)
{
continue;
}
// Write file name first
builder.WriteUTF8(fileName);
// Make sure to add null terminator
builder.WriteByte(0);
// Extern alias
if (portableReference.Properties.Aliases.Any())
{
builder.WriteUTF8(string.Join(",", portableReference.Properties.Aliases));
}
// Always null terminate the extern alias list
builder.WriteByte(0);
byte kindAndEmbedInteropTypes = (byte)(portableReference.Properties.EmbedInteropTypes
? 0b10
: 0b0);
kindAndEmbedInteropTypes |= portableReference.Properties.Kind switch
{
MetadataImageKind.Assembly => 1,
MetadataImageKind.Module => 0,
_ => throw ExceptionUtilities.UnexpectedValue(portableReference.Properties.Kind)
};
builder.WriteByte(kindAndEmbedInteropTypes);
builder.WriteInt32(peReader.PEHeaders.CoffHeader.TimeDateStamp);
builder.WriteInt32(peReader.PEHeaders.PEHeader.SizeOfImage);
var metadataReader = peReader.GetMetadataReader();
var moduleDefinition = metadataReader.GetModuleDefinition();
builder.WriteGuid(metadataReader.GetGuid(moduleDefinition.Mvid));
}
}
_debugMetadataOpt.AddCustomDebugInformation(
parent: EntityHandle.ModuleDefinition,
kind: _debugMetadataOpt.GetOrAddGuid(PortableCustomDebugInfoKinds.CompilationMetadataReferences),
value: _debugMetadataOpt.GetOrAddBlob(builder));
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 static void SerializeRowCounts(BlobBuilder writer, ImmutableArray<int> rowCounts, ulong includeTables)
{
for (int i = 0; i < rowCounts.Length; i++)
{
if (((1UL << i) & includeTables) != 0)
{
int rowCount = rowCounts[i];
if (rowCount > 0)
{
writer.WriteInt32(rowCount);
}
}
}
}
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();
}
}
