private PdbInfo InternalInfo()
{
var info = new PdbInfo();
using (var ms = new MemoryStream(ReadStreamBytes(GetRoot().Streams[1])))
using (var br = new BinaryReader(ms))
{
info.Version = br.ReadInt32(); // 0x00 of stream
info.Signature = br.ReadInt32(); // 0x04
info.Age = br.ReadInt32(); // 0x08
info.Guid = new Guid(br.ReadBytes(16)); // 0x0C
var namesByteCount = br.ReadInt32(); // 0x16
var namesByteStart = br.BaseStream.Position; // 0x20
br.BaseStream.Position = namesByteStart + namesByteCount;
var nameCount = br.ReadInt32();
info.FlagIndexMax = br.ReadInt32();
info.FlagCount = br.ReadInt32();
var flags = new int[info.FlagCount]; // bit flags for each nameCountMax
for (var i = 0; i < flags.Length; i++)
{
flags[i] = br.ReadInt32();
}
br.BaseStream.Position += 4; // 0
var positions = new List <Tuple <int, PdbName> >(nameCount);
for (var i = 0; i < info.FlagIndexMax; i++)
{
if ((flags[i / 32] & (1 << (i % 32))) != 0)
{
var position = br.ReadInt32();
var name = new PdbName();
name.FlagIndex = i;
name.Stream = br.ReadInt32();
positions.Add(new Tuple <int, PdbName>(position, name));
}
}
if (positions.Count != nameCount)
{
Log.ErrorAndThrowException <GitLinkException>("names count, {0} <> {1}", positions.Count, nameCount);
}
var tailByteCount = GetRoot().Streams[1].ByteCount - br.BaseStream.Position;
info.Tail = br.ReadBytes((int)tailByteCount);
foreach (var tuple in positions)
{
br.BaseStream.Position = namesByteStart + tuple.Item1;
tuple.Item2.Name = br.ReadCString();
info.AddName(tuple.Item2);
}
return(info);
}
}
private PdbInfo InternalInfo()
{
var info = new PdbInfo();
var root = GetRoot();
if (root.Streams.Count <= 1)
{
throw Log.ErrorAndCreateException<GitLinkException>("Expected at least 2 streams inside the pdb root, but only found '{0}', cannot read pdb info",
root.Streams.Count);
}
using (var ms = new MemoryStream(ReadStreamBytes(root.Streams[1])))
{
using (var br = new BinaryReader(ms))
{
info.Version = br.ReadInt32(); // 0x00 of stream
info.Signature = br.ReadInt32(); // 0x04
info.Age = br.ReadInt32(); // 0x08
info.Guid = new Guid(br.ReadBytes(16)); // 0x0C
var namesByteCount = br.ReadInt32(); // 0x16
var namesByteStart = br.BaseStream.Position; // 0x20
br.BaseStream.Position = namesByteStart + namesByteCount;
var nameCount = br.ReadInt32();
info.FlagIndexMax = br.ReadInt32();
info.FlagCount = br.ReadInt32();
var flags = new int[info.FlagCount]; // bit flags for each nameCountMax
for (var i = 0; i < flags.Length; i++)
{
flags[i] = br.ReadInt32();
}
br.BaseStream.Position += 4; // 0
var positions = new List<Tuple<int, PdbName>>(nameCount);
for (var i = 0; i < info.FlagIndexMax; i++)
{
var flagIndex = i / 32;
if (flagIndex >= flags.Length)
{
break;
}
var flag = flags[flagIndex];
if ((flag & (1 << (i % 32))) != 0)
{
var position = br.ReadInt32();
var name = new PdbName();
name.FlagIndex = i;
name.Stream = br.ReadInt32();
positions.Add(new Tuple<int, PdbName>(position, name));
}
}
if (positions.Count != nameCount)
{
throw Log.ErrorAndCreateException<GitLinkException>("names count, {0} <> {1}", positions.Count, nameCount);
}
var tailByteCount = GetRoot().Streams[1].ByteCount - br.BaseStream.Position;
info.Tail = br.ReadBytes((int) tailByteCount);
foreach (var tuple in positions)
{
br.BaseStream.Position = namesByteStart + tuple.Item1;
tuple.Item2.Name = br.ReadCString();
info.AddName(tuple.Item2);
}
return info;
}
}
}
