void Read(CodedInputStream stream)
{
var links = new List <DagLink>();
bool done = false;
while (!stream.IsAtEnd && !done)
{
var tag = stream.ReadTag();
switch (WireFormat.GetTagFieldNumber(tag))
{
case 1:
DataBytes = stream.ReadSomeBytes(stream.ReadLength());
done = true;
break;
case 2:
using (var ms = new MemoryStream(stream.ReadSomeBytes(stream.ReadLength())))
{
links.Add(new DagLink(ms));
}
break;
default:
throw new InvalidDataException("Unknown field number");
}
}
if (DataBytes == null)
{
DataBytes = new byte[0];
}
Links = links.ToArray();
}
/// <summary>
/// Reads an unknown field, either parsing it and storing it or skipping it.
/// </summary>
/// <remarks>
/// If the current set of options is empty and we manage to read a field, a new set of options
/// will be created and returned. Otherwise, the return value is <c>this</c>. This allows
/// us to start with a singleton empty set of options and just create new ones where necessary.
/// </remarks>
/// <param name="input">Input stream to read from. </param>
/// <returns>The resulting set of custom options, either <c>this</c> or a new set.</returns>
internal CustomOptions ReadOrSkipUnknownField(CodedInputStream input)
{
var tag = input.LastTag;
var field = WireFormat.GetTagFieldNumber(tag);
switch (WireFormat.GetTagWireType(tag))
{
case WireFormat.WireType.LengthDelimited:
return(AddValue(field, new FieldValue(input.ReadBytes())));
case WireFormat.WireType.Fixed32:
return(AddValue(field, new FieldValue(input.ReadFixed32())));
case WireFormat.WireType.Fixed64:
return(AddValue(field, new FieldValue(input.ReadFixed64())));
case WireFormat.WireType.Varint:
return(AddValue(field, new FieldValue(input.ReadRawVarint64())));
// For StartGroup, EndGroup or any wire format we don't understand,
// just use the normal behavior (call SkipLastField).
default:
input.SkipLastField();
return(this);
}
}
private static ValueType HandleValueType(CodedInputStream cis)
{
var valueType = new ValueType();
long pos = cis.ReadLength();
pos += cis.Position;
while (pos - cis.Position > 0)
{
var tag = cis.ReadTag();
if (tag > 0)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
switch (fieldNumber)
{
case 1:
valueType.Type = cis.ReadInt64();
break;
case 2:
valueType.Unit = cis.ReadInt64();
break;
default:
cis.SkipLastField();
break;
}
}
}
return(valueType);
}
void Read(CodedInputStream stream)
{
while (!stream.IsAtEnd)
{
var tag = stream.ReadTag();
switch (WireFormat.GetTagFieldNumber(tag))
{
case 1:
using (var ms = new MemoryStream(stream.ReadSomeBytes(stream.ReadLength())))
{
Hash = new MultiHash(ms).ToBase58();
}
break;
case 2:
Name = stream.ReadString();
break;
case 3:
Size = stream.ReadInt64();
break;
default:
throw new InvalidDataException("Unknown field number");
}
}
}
private static Location HandleLocation(CodedInputStream cis)
{
var location = new Location();
var lines = new List <Line>();
location.Lines = lines;
long pos = cis.ReadLength();
pos += cis.Position;
while (pos - cis.Position > 0)
{
var tag = cis.ReadTag();
if (tag > 0)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
switch (fieldNumber)
{
case 1:
location.Id = cis.ReadUInt64();
break;
case 2:
location.MappingId = cis.ReadUInt64();
break;
case 3:
location.Address = cis.ReadUInt64();
break;
case 4:
lines.Add(HandleLine(cis));
break;
case 5:
location.IsFolded = cis.ReadInt32() != 0;
break;
default:
cis.SkipLastField();
break;
}
}
else
{
break;
}
}
return(location);
}
private static Label HandleLabel(CodedInputStream cis)
{
var label = new Label();
long pos = cis.ReadLength();
pos += cis.Position;
while (pos - cis.Position > 0)
{
var tag = cis.ReadTag();
if (tag > 0)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
switch (fieldNumber)
{
case 1:
label.Key = cis.ReadInt64();
break;
case 2:
label.Str = cis.ReadInt64();
break;
case 3:
label.Num = cis.ReadInt64();
break;
case 4:
label.NumUnit = cis.ReadInt64();
break;
default:
cis.SkipLastField();
break;
}
}
else
{
break;
}
}
return(label);
}
public static uint ReadProtoInt(byte[] buffer, int tags)
{
uint tag = 0;
string fieldName = "";
CodedInputStream input = CodedInputStream.CreateInstance(buffer);
while (input.ReadTag(out tag, out fieldName))
{
int Field = WireFormat.GetTagFieldNumber(tag);
WireFormat.WireType WireType = WireFormat.GetTagWireType(tag);
switch (WireType)
{
case WireFormat.WireType.LengthDelimited:
ByteString tmps = ByteString.Empty;
input.ReadBytes(ref tmps);
break;
case WireFormat.WireType.Fixed32:
break;
case WireFormat.WireType.Fixed64:
break;
case WireFormat.WireType.Varint:
uint val = 0;
input.ReadUInt32(ref val);
if (tags == tag >> 3)
{
return(val);
}
break;
}
}
return(0);
}
/// <inheritdoc/>
public T FromProtobuf <T>(Stream stream, bool includesLength = false)
{
var instance = (T)Activator.CreateInstance(typeof(T));
using (var inputStream = new CodedInputStream(stream))
{
var messageDescription = _messageDescriptions.GetFor <T>();
var tag = inputStream.ReadTag();
while (!inputStream.IsAtEnd)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
var propertyDescription = messageDescription.Properties.SingleOrDefault(_ => _.Number == fieldNumber);
if (propertyDescription != null)
{
object value = null;
var type = propertyDescription.Property.PropertyType;
IValueConverter converter = null;
var targetType = type;
if (_valueConverters.CanConvert(type))
{
converter = _valueConverters.GetConverterFor(type);
targetType = type;
type = converter.SerializedAs(type);
}
value = ReadValue(inputStream, value, type, targetType, converter);
propertyDescription.Property.SetValue(instance, value);
}
tag = inputStream.ReadTag();
}
}
return(instance);
}
public static object[] Unpack(byte[] bytes, Type[] types)
{
if (bytes.Length == 0)
{
return new object[] { }
}
;
if (types.Length * bytes.Length == 0)
{
throw new Exception("Invalid input.");
}
var objs = new object[types.Length];
using (CodedInputStream stream = new CodedInputStream(bytes))
{
for (int i = 0; i < types.Length; i++)
{
var tag = stream.ReadTag();
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
var index = fieldNumber - 1;
if (index < i || index > types.Length)
{
throw new Exception("Invalid input. Wrong parameter order or wrong number of parameters.");
}
while (i < index)
{
objs[i] = types[i].GetDefault();
i++;
}
objs[i] = types[i].ReadFromStream(stream);
}
}
return(objs);
}
}
private static Line HandleLine(CodedInputStream cis)
{
var line = new Line();
long pos = cis.ReadLength();
pos += cis.Position;
while (pos - cis.Position > 0)
{
var tag = cis.ReadTag();
if (tag > 0)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
switch (fieldNumber)
{
case 1:
line.FunctionId = cis.ReadUInt64();
break;
case 2:
line.LineNumber = cis.ReadInt64();
break;
default:
cis.SkipLastField();
break;
}
}
else
{
break;
}
}
return(line);
}
public static void ReadProtoRawDataS(List <object> list, byte[] buffer, int tags)
{
uint tag = 0;
string fieldName = "";
CodedInputStream input = CodedInputStream.CreateInstance(buffer);
while (input.ReadTag(out tag, out fieldName))
{
int Field = WireFormat.GetTagFieldNumber(tag);
WireFormat.WireType WireType = WireFormat.GetTagWireType(tag);
switch (WireType)
{
case WireFormat.WireType.LengthDelimited:
ByteString tmps = ByteString.Empty;
input.ReadBytes(ref tmps);
if (tags == tag >> 3)
{
//return tmps.ToByteArray();
list.Add(tmps.ToByteArray());
}
break;
case WireFormat.WireType.Fixed32:
break;
case WireFormat.WireType.Fixed64:
break;
case WireFormat.WireType.Varint:
int val = 0;
input.ReadInt32(ref val);
break;
}
}
}
void Read(CodedInputStream stream)
{
while (!stream.IsAtEnd)
{
var tag = stream.ReadTag();
switch (WireFormat.GetTagFieldNumber(tag))
{
case 1:
Id = Cid.Read(stream);
break;
case 2:
Name = stream.ReadString();
break;
case 3:
Size = stream.ReadInt64();
break;
default:
throw new InvalidDataException("Unknown field number");
}
}
}
public static void Main(string[] args)
{
var profile = new Profile();
RomanNumeral y = new RomanNumeral();
BinaryNumeral x = y;
using (var fs = new FileStream(@"C:\users\muks\desktop\perf.pb", FileMode.Open, FileAccess.Read))
{
using (var cis = new CodedInputStream(fs))
{
var valueTypeList = new List <ValueType>();
var samplesList = new List <Sample>();
var mappingList = new List <Mapping>();
var locationList = new List <Location>();
var stringTable = new List <string>();
profile.SampleTypes = valueTypeList;
profile.Samples = samplesList;
profile.Locations = locationList;
profile.StringTable = stringTable;
profile.Mappings = mappingList;
while (true)
{
var tag = cis.ReadTag();
if (tag > 0)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
switch (fieldNumber)
{
case 1:
valueTypeList.Add(HandleValueType(cis));
break;
case 2:
samplesList.Add(HandleSample(cis));
break;
case 3:
mappingList.Add(HandleMapping(cis));
break;
case 4:
locationList.Add(HandleLocation(cis));
break;
case 5:
cis.SkipLastField();
break;
case 6:
var strLength = cis.ReadLength();
stringTable.Add(System.Text.Encoding.UTF8.GetString(cis.ReadRawBytes(strLength), 0, strLength));
break;
default:
cis.SkipLastField();
break;
}
}
else
{
break;
}
}
}
}
for (int i = 0; i < profile.Mappings.Count; ++i)
{
var mapping = profile.Mappings[i];
var filename = profile.StringTable[(int)mapping.FileNameIndex];
var rangeBegin = mapping.MemoryStart;
var rangeEnd = mapping.MemoryLimit;
Console.WriteLine($"Filename: {filename}, Range Start: {rangeBegin}, Rang End: {rangeEnd}");
}
}
private static Sample HandleSample(CodedInputStream cis)
{
var sample = new Sample();
var lables = new List <Label>();
sample.Labels = lables;
var locationIds = new List <ulong>();
sample.LocationIds = locationIds;
var values = new List <long>();
sample.Values = values;
long pos = cis.ReadLength();
pos += cis.Position;
while (pos - cis.Position > 0)
{
var tag = cis.ReadTag();
if (tag > 0)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
switch (fieldNumber)
{
case 1:
{
long posLocations = cis.ReadLength();
posLocations += cis.Position;
while (posLocations - cis.Position > 0)
{
locationIds.Add(cis.ReadUInt64());
}
break;
}
case 2:
{
long posValues = cis.ReadLength();
posValues += cis.Position;
while (posValues - cis.Position > 0)
{
values.Add(cis.ReadInt64());
}
break;
}
case 3:
lables.Add(HandleLabel(cis));
break;
default:
cis.SkipLastField();
break;
}
}
else
{
break;
}
}
return(sample);
}
private static Mapping HandleMapping(CodedInputStream cis)
{
var mapping = new Mapping();
long pos = cis.ReadLength();
pos += cis.Position;
while (pos - cis.Position > 0)
{
var tag = cis.ReadTag();
if (tag > 0)
{
var fieldNumber = WireFormat.GetTagFieldNumber(tag);
switch (fieldNumber)
{
case 1:
mapping.Id = cis.ReadUInt64();
break;
case 2:
mapping.MemoryStart = cis.ReadUInt64();
break;
case 3:
mapping.MemoryLimit = cis.ReadUInt64();
break;
case 4:
mapping.FileOffset = cis.ReadUInt64();
break;
case 5:
mapping.FileNameIndex = cis.ReadInt64();
break;
case 6:
mapping.BuildIdIndex = cis.ReadInt64();
break;
case 7:
mapping.HasFunctions = cis.ReadInt32() != 0;
break;
case 8:
mapping.HasFilenames = cis.ReadInt32() != 0;
break;
case 9:
mapping.HasLineNumbers = cis.ReadInt32() != 0;
break;
case 10:
mapping.HasInlineFrames = cis.ReadInt32() != 0;
break;
default:
cis.SkipLastField();
break;
}
}
else
{
break;
}
}
return(mapping);
}
