public TPIHashReader(IServiceContainer ctx, byte[] hashData) : base(hashData)
{
TPIReader tpi = ctx.GetService <TPIReader>();
TPIHash hash = tpi.Header.Hash;
switch (hash.HashKeySize)
{
case sizeof(UInt16):
case sizeof(UInt32):
break;
default:
throw new InvalidDataException();
}
if (hash.TypeOffsets.Size > 0)
{
Position = hash.TypeOffsets.Offset;
uint NumTiPairs = (uint)(hash.TypeOffsets.Size / Marshal.SizeOf <TIOffset>());
for (int i = 1; i < NumTiPairs; i++)
{
TIOffset tiOff = Read <TIOffset>();
TypeIndexToOffset.Add(tiOff.TypeIndex, tiOff.Offset);
}
}
if (hash.HashValues.Size > 0)
{
Position = hash.HashValues.Offset;
uint NumHashValues = hash.HashValues.Size / sizeof(UInt32);
RecordHashValues = PerformAt(hash.HashValues.Offset, () => {
return(Enumerable.Range(1, (int)NumHashValues)
.Select(_ => ReadUInt32())
.ToArray());
});
}
if (hash.HashHeadList.Size > 0)
{
Position = hash.HashHeadList.Offset;
NameIndexToTypeIndex = Deserializers.ReadMap <UInt32, UInt32>(this);
}
}
public UdtNameTableReader(IServiceContainer ctx, byte[] namesData) : base(namesData)
{
this.Tpi = ctx.GetService <TPIReader>();
this.resolver = ctx.GetService <TypeResolver>();
Magic = ReadUInt32();
if (Magic != MAGIC)
{
throw new InvalidDataException();
}
Version = ReadEnum <UdtNameTableVersion>();
data = Deserializers.ReadBuffer(this);
rdr = new SpanStream(data);
NameIndices = Deserializers.ReadArray <uint>(this);
NumberOfNameIndices = ReadUInt32();
//BuildTypeMap();
}
public HashDataReader(TPIReader tpi, Stream stream) : base(stream)
{
TPIHash hash = tpi.Header.Hash;
uint NumTiPairs = (uint)(hash.TypeOffsets.Size / Marshal.SizeOf <TPISlice>());
PerformAt(hash.TypeOffsets.Offset, () => {
for (int i = 1; i < NumTiPairs; i++)
{
TIOffset tiOff = ReadStruct <TIOffset>();
TypeIndexToOffset.Add(tiOff.TypeIndex, tiOff.Offset);
}
});
uint NumHashValues = (uint)(hash.HashValues.Size / sizeof(UInt32));
RecordHashValues = PerformAt(hash.HashValues.Offset, () => {
return(Enumerable.Range(1, (int)NumHashValues)
.Select(_ => ReadUInt32())
.ToArray());
});
}
public HasherV2(IServiceContainer ctx)
{
this.Tpi = ctx.GetService <TPIReader>();
}
public PDBFile(FileStream stream)
{
this.fs = stream;
this.StreamTable = Services.GetService <StreamTableReader>();
this.mf = MemoryMappedFile.CreateFromFile(stream, null, 0, MemoryMappedFileAccess.Read, HandleInheritability.Inheritable, true);
this.FileType = DetectPdbType();
Services.AddService <PDBFile>(this);
//$TODO
if (this.FileType == PDBType.Small)
{
throw new NotImplementedException($"Small/Old/JG PDBs not supported/tested yet");
}
MSFReader msf = new MSFReader(mf, stream.Length);
Services.AddService <MSFReader>(msf);
StreamTableReader streamTable;
// init stream table
{
byte[] streamTableData = msf.StreamTable();
streamTable = new StreamTableReader(Services, streamTableData);
}
Services.AddService <StreamTableReader>(streamTable);
DBIReader dbi;
// init DBI
{
byte[] dbiData = streamTable.GetStream(DefaultStreams.DBI);
dbi = new DBIReader(Services, dbiData);
OnDbiInit?.Invoke(dbi);
}
Services.AddService <DBIReader>(dbi);
TPIReader tpi;
// init TPI
{
byte[] tpiData = streamTable.GetStream(DefaultStreams.TPI);
tpi = new TPIReader(Services, new SpanStream(tpiData));
OnTpiInit?.Invoke(tpi);
}
Services.AddService <TPIReader>(tpi);
TPIHashReader tpiHash = null;
// init TPIHash
if (tpi.Header.Hash.StreamNumber != -1)
{
byte[] tpiHashData = streamTable.GetStream(tpi.Header.Hash.StreamNumber);
tpiHash = new TPIHashReader(Services, tpiHashData);
Services.AddService <TPIHashReader>(tpiHash);
}
// init resolver
TypeResolver resolver = new TypeResolver(Services);
Services.AddService <TypeResolver>(resolver);
// init Hasher
HasherV2 hasher = new HasherV2(Services);
Services.AddService <HasherV2>(hasher);
PdbStreamReader nameMap;
// init NameMap
{
byte[] nameMapData = streamTable.GetStream(DefaultStreams.PDB);
nameMap = new PdbStreamReader(nameMapData);
}
Services.AddService <PdbStreamReader>(nameMap);
NamedStreamTableReader namedStreamTable = new NamedStreamTableReader(Services);
Services.AddService <NamedStreamTableReader>(namedStreamTable);
UdtNameTableReader udtNameTable = null;
// init UdtNameMap
{
byte[] namesData = namedStreamTable.GetStreamByName("/names");
if (namesData != null)
{
udtNameTable = new UdtNameTableReader(Services, namesData);
Services.AddService <UdtNameTableReader>(udtNameTable);
}
}
}
public TypeResolver(IServiceContainer ctx)
{
tpi = ctx.GetService <TPIReader>();
tpiHash = ctx.GetService <TPIHashReader>();
}
public PDBFile(FileStream stream)
{
this.fs = stream;
this.mf = MemoryMappedFile.CreateFromFile(stream, null, 0, MemoryMappedFileAccess.Read, HandleInheritability.Inheritable, true);
this.memSpan = new MemoryMappedSpan <byte>(mf, (int)fs.Length);
this.StreamTable = Services.GetService <StreamTableReader>();
Services.AddService <PDBFile>(this);
this.Type = MSFReader.DetectPdbType(memSpan.GetSpan());
MSFReader msf = null;
StreamTableReader streamTable = null;
if (Type != PDBType.Old)
{
switch (Type)
{
case PDBType.Big:
msf = new MSFReaderDS(memSpan.Memory);
break;
case PDBType.Small:
msf = new MSFReaderJG(memSpan.Memory);
break;
default:
throw new InvalidOperationException();
}
Services.AddService <MSFReader>(msf);
// init stream table
{
byte[] streamTableData = msf.StreamTable();
streamTable = new StreamTableReader(Services, streamTableData);
}
Services.AddService <StreamTableReader>(streamTable);
DBIReader dbi;
// init DBI
{
byte[] dbiData = streamTable.GetStream(DefaultStreams.DBI);
dbi = new DBIReader(Services, dbiData);
OnDbiInit?.Invoke(dbi);
}
Services.AddService <DBIReader>(dbi);
}
TPIReader tpi;
// init TPI
{
SpanStream tpiStream;
if (Type != PDBType.Old)
{
byte[] tpiData = streamTable.GetStream(DefaultStreams.TPI);
tpiStream = new SpanStream(tpiData);
}
else
{
Span <byte> span = memSpan.GetSpan();
JGHeaderOld header = span.Read <JGHeaderOld>(0);
// $TODO: the MSFReader interface should be abstracted into a more generic PDBHeader
Services.AddService <JGHeaderOld>(header);
tpiStream = new SpanStream(span.Slice(header.SIZE).ToArray());
}
tpi = new TPIReader(Services, tpiStream);
OnTpiInit?.Invoke(tpi);
}
Services.AddService <TPIReader>(tpi);
TPIHashReader tpiHash = null;
// init TPIHash
if (Type != PDBType.Old && tpi.Header.Hash.StreamNumber != -1)
{
byte[] tpiHashData = streamTable.GetStream(tpi.Header.Hash.StreamNumber);
tpiHash = new TPIHashReader(Services, tpiHashData);
Services.AddService <TPIHashReader>(tpiHash);
}
// init resolver
TypeResolver resolver = new TypeResolver(Services);
Services.AddService <TypeResolver>(resolver);
// init Hasher
HasherV2 hasher = new HasherV2(Services);
Services.AddService <HasherV2>(hasher);
if (Type != PDBType.Old)
{
{ // init NameMap
byte[] nameMapData = streamTable.GetStream(DefaultStreams.PDB);
PdbStreamReader nameMap = new PdbStreamReader(nameMapData);
Services.AddService <PdbStreamReader>(nameMap);
}
NamedStreamTableReader namedStreamTable = new NamedStreamTableReader(Services);
Services.AddService <NamedStreamTableReader>(namedStreamTable);
{ // init UdtNameMap
byte[] namesData = namedStreamTable.GetStreamByName("/names");
if (namesData != null)
{
UdtNameTableReader udtNameTable = new UdtNameTableReader(Services, namesData);
Services.AddService <UdtNameTableReader>(udtNameTable);
}
}
}
}
