|
public static StartSubItem ( object instance, |
||
| instance | object | The instance to write. |
| writer | The destination. | |
| return | ProtoBuf.SubItemToken | |
/// <summary>
/// Writes a Guid to a protobuf stream
/// </summary>
public static void WriteGuid(Guid value, ProtoWriter dest)
{
byte[] blob = value.ToByteArray();
SubItemToken token = ProtoWriter.StartSubItem(null, dest);
if (value != Guid.Empty)
{
ProtoWriter.WriteFieldHeader(FieldGuidLow, WireType.Fixed64, dest);
ProtoWriter.WriteBytes(blob, 0, 8, dest);
ProtoWriter.WriteFieldHeader(FieldGuidHigh, WireType.Fixed64, dest);
ProtoWriter.WriteBytes(blob, 8, 8, dest);
}
ProtoWriter.EndSubItem(token, dest);
}
private static void WriteSecondsNanos(long seconds, int nanos, ProtoWriter dest, ref ProtoWriter.State state)
{
SubItemToken token = ProtoWriter.StartSubItem(null, dest, ref state);
if (seconds != 0)
{
ProtoWriter.WriteFieldHeader(1, WireType.Variant, dest, ref state);
ProtoWriter.WriteInt64(seconds, dest, ref state);
}
if (nanos != 0)
{
ProtoWriter.WriteFieldHeader(2, WireType.Variant, dest, ref state);
ProtoWriter.WriteInt32(nanos, dest, ref state);
}
ProtoWriter.EndSubItem(token, dest, ref state);
}
/// <summary>
/// Writes an *implementation specific* bundled .NET object, including (as options) type-metadata, identity/re-use, etc.
/// </summary>
public static void WriteNetObject(object value, ProtoWriter dest, int key, bool dynamicType, bool asReference)
{
Helpers.DebugAssert(value != null);
WireType wireType = dest.WireType;
SubItemToken token = ProtoWriter.StartSubItem(null, dest);
bool writeObject = true;
if (asReference)
{
bool existing;
int objectKey = dest.NetCache.AddObjectKey(value, out existing);
ProtoWriter.WriteFieldHeader(existing ? FieldExistingObjectKey : FieldNewObjectKey, WireType.Variant, dest);
ProtoWriter.WriteInt32(objectKey, dest);
if (existing)
{
writeObject = false;
}
}
if (writeObject)
{
if (dynamicType)
{
bool existing;
Type type = value.GetType();
key = dest.GetTypeKey(ref type);
int typeKey = dest.NetCache.AddObjectKey(type, out existing);
ProtoWriter.WriteFieldHeader(existing ? FieldExistingTypeKey : FieldNewTypeKey, WireType.Variant, dest);
ProtoWriter.WriteInt32(typeKey, dest);
if (!existing)
{
ProtoWriter.WriteFieldHeader(FieldTypeName, WireType.String, dest);
ProtoWriter.WriteString(dest.SerializeType(type), dest);
}
}
ProtoWriter.WriteFieldHeader(FieldObject, wireType, dest);
if (value is string)
{
ProtoWriter.WriteString((string)value, dest);
}
else
{
ProtoWriter.WriteObject(value, key, dest);
}
}
ProtoWriter.EndSubItem(token, dest);
}
internal static void WriteObject(ProtoWriter writer, ref State state, object value, int key, PrefixStyle style, int fieldNumber)
{
if (writer.model == null)
{
throw new InvalidOperationException("Cannot serialize sub-objects unless a model is provided");
}
if (writer.WireType != WireType.None)
{
throw ProtoWriter.CreateException(writer);
}
switch (style)
{
case PrefixStyle.Base128:
writer.WireType = WireType.String;
writer.fieldNumber = fieldNumber;
if (fieldNumber > 0)
{
WriteHeaderCore(fieldNumber, WireType.String, writer, ref state);
}
break;
case PrefixStyle.Fixed32:
case PrefixStyle.Fixed32BigEndian:
writer.fieldNumber = 0;
writer.WireType = WireType.Fixed32;
break;
default:
throw new ArgumentOutOfRangeException(nameof(style));
}
SubItemToken token = writer.StartSubItem(ref state, value, style);
if (key < 0)
{
if (!writer.model.TrySerializeAuxiliaryType(writer, ref state, value.GetType(), DataFormat.Default, TypeModel.ListItemTag, value, false, null))
{
TypeModel.ThrowUnexpectedType(value.GetType());
}
}
else
{
writer.model.Serialize(writer, ref state, key, value);
}
writer.EndSubItem(ref state, token, style);
}
// Token: 0x06000139 RID: 313 RVA: 0x0000CF44 File Offset: 0x0000B144
internal static void WriteObject(object value, int key, ProtoWriter writer, PrefixStyle style, int fieldNumber)
{
if (writer.model == null)
{
throw new InvalidOperationException("Cannot serialize sub-objects unless a model is provided");
}
if (writer.wireType != WireType.None)
{
throw ProtoWriter.CreateException(writer);
}
if (style != PrefixStyle.Base128)
{
if (style - PrefixStyle.Fixed32 > 1)
{
throw new ArgumentOutOfRangeException("style");
}
writer.fieldNumber = 0;
writer.wireType = WireType.Fixed32;
}
else
{
writer.wireType = WireType.String;
writer.fieldNumber = fieldNumber;
if (fieldNumber > 0)
{
ProtoWriter.WriteHeaderCore(fieldNumber, WireType.String, writer);
}
}
SubItemToken token = ProtoWriter.StartSubItem(value, writer, true);
if (key < 0)
{
if (!writer.model.TrySerializeAuxiliaryType(writer, value.GetType(), DataFormat.Default, 1, value, false))
{
TypeModel.ThrowUnexpectedType(value.GetType());
}
}
else
{
writer.model.Serialize(key, value, writer);
}
ProtoWriter.EndSubItem(token, writer, style);
}
/// <summary>
/// Writes a decimal to a protobuf stream
/// </summary>
public static void WriteDecimal(decimal value, ProtoWriter writer)
{
int[] bits = decimal.GetBits(value);
ulong a = ((ulong)bits[1]) << 32, b = ((ulong)bits[0]) & 0xFFFFFFFFL;
ulong low = a | b;
uint high = (uint)bits[2];
uint signScale = (uint)(((bits[3] >> 15) & 0x01FE) | ((bits[3] >> 31) & 0x0001));
SubItemToken token = ProtoWriter.StartSubItem(null, writer);
if (low != 0)
{
ProtoWriter.WriteFieldHeader(FieldDecimalLow, WireType.Variant, writer);
ProtoWriter.WriteUInt64(low, writer);
}
if (high != 0)
{
ProtoWriter.WriteFieldHeader(FieldDecimalHigh, WireType.Variant, writer);
ProtoWriter.WriteUInt32(high, writer);
}
if (signScale != 0)
{
ProtoWriter.WriteFieldHeader(FieldDecimalSignScale, WireType.Variant, writer);
ProtoWriter.WriteUInt32(signScale, writer);
}
ProtoWriter.EndSubItem(token, writer);
}
public static void WriteObject(object value, int key, ProtoWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
if (writer.model == null)
{
throw new InvalidOperationException("Cannot serialize sub-objects unless a model is provided");
}
SubItemToken subItemToken = ProtoWriter.StartSubItem(value, writer);
if (key >= 0)
{
writer.model.Serialize(key, value, writer);
}
else if (writer.model == null || !writer.model.TrySerializeAuxiliaryType(writer, value.GetType(), DataFormat.Default, 1, value, false))
{
TypeModel.ThrowUnexpectedType(value.GetType());
}
ProtoWriter.EndSubItem(subItemToken, writer);
}
private void AppendExtensionField(ProtoWriter writer)
{
//TODO: replace this with stream-based, buffered raw copying
ProtoWriter.WriteFieldHeader(fieldNumber, wireType, writer);
switch (wireType)
{
case WireType.Fixed32:
ProtoWriter.WriteInt32(ReadInt32(), writer);
return;
case WireType.Variant:
case WireType.SignedVariant:
case WireType.Fixed64:
ProtoWriter.WriteInt64(ReadInt64(), writer);
return;
case WireType.String:
ProtoWriter.WriteBytes(AppendBytes(null, this), writer);
return;
case WireType.StartGroup:
SubItemToken readerToken = StartSubItem(this),
writerToken = ProtoWriter.StartSubItem(null, writer);
while (ReadFieldHeader() > 0)
{
AppendExtensionField(writer);
}
EndSubItem(readerToken, this);
ProtoWriter.EndSubItem(writerToken, writer);
return;
case WireType.None: // treat as explicit errorr
case WireType.EndGroup: // treat as explicit error
default: // treat as implicit error
throw CreateException();
}
}
private void AppendExtensionField(ProtoWriter writer)
{
ProtoWriter.WriteFieldHeader(this.fieldNumber, this.wireType, writer);
WireType wireType = this.wireType;
switch (wireType + 1)
{
case WireType.Fixed64:
case WireType.String:
case (WireType)9:
ProtoWriter.WriteInt64(this.ReadInt64(), writer);
return;
case WireType.StartGroup:
ProtoWriter.WriteBytes(ProtoReader.AppendBytes(null, this), writer);
return;
case WireType.EndGroup:
{
SubItemToken token = ProtoReader.StartSubItem(this);
SubItemToken token2 = ProtoWriter.StartSubItem(null, writer);
while (this.ReadFieldHeader() > 0)
{
this.AppendExtensionField(writer);
}
ProtoReader.EndSubItem(token, this);
ProtoWriter.EndSubItem(token2, writer);
return;
}
case (WireType)6:
ProtoWriter.WriteInt32(this.ReadInt32(), writer);
return;
}
throw this.CreateWireTypeException();
}
private void AppendExtensionField(ProtoWriter writer)
{
ProtoWriter.WriteFieldHeader(fieldNumber, wireType, writer);
switch (wireType)
{
case WireType.Fixed32:
ProtoWriter.WriteInt32(ReadInt32(), writer);
break;
case WireType.Variant:
case WireType.Fixed64:
case WireType.SignedVariant:
ProtoWriter.WriteInt64(ReadInt64(), writer);
break;
case WireType.String:
ProtoWriter.WriteBytes(AppendBytes(null, this), writer);
break;
case WireType.StartGroup:
{
SubItemToken token = StartSubItem(this);
SubItemToken token2 = ProtoWriter.StartSubItem(null, writer);
while (ReadFieldHeader() > 0)
{
AppendExtensionField(writer);
}
EndSubItem(token, this);
ProtoWriter.EndSubItem(token2, writer);
break;
}
default:
throw CreateWireTypeException();
}
}
/// <summary> /// Indicates the start of a nested record. /// </summary> /// <param name="instance">The instance to write.</param> /// <param name="writer">The destination.</param> /// <param name="state">Writer state</param> /// <returns>A token representing the state of the stream; this token is given to EndSubItem.</returns> public static SubItemToken StartSubItem(object instance, ProtoWriter writer, ref State state) => writer.StartSubItem(ref state, instance, PrefixStyle.Base128);
public static SubItemToken StartSubItem(object instance, ProtoWriter writer)
{
State state = writer.DefaultState();
return(writer.StartSubItem(ref state, instance, PrefixStyle.Base128));
}
private static void WriteTimeSpanImpl(TimeSpan timeSpan, ProtoWriter dest, DateTimeKind kind)
{
if (dest == null)
{
throw new ArgumentNullException("dest");
}
long value;
switch (dest.WireType)
{
case WireType.String:
case WireType.StartGroup:
TimeSpanScale scale;
value = timeSpan.Ticks;
if (timeSpan == TimeSpan.MaxValue)
{
value = 1;
scale = TimeSpanScale.MinMax;
}
else if (timeSpan == TimeSpan.MinValue)
{
value = -1;
scale = TimeSpanScale.MinMax;
}
else if (value % TimeSpan.TicksPerDay == 0)
{
scale = TimeSpanScale.Days;
value /= TimeSpan.TicksPerDay;
}
else if (value % TimeSpan.TicksPerHour == 0)
{
scale = TimeSpanScale.Hours;
value /= TimeSpan.TicksPerHour;
}
else if (value % TimeSpan.TicksPerMinute == 0)
{
scale = TimeSpanScale.Minutes;
value /= TimeSpan.TicksPerMinute;
}
else if (value % TimeSpan.TicksPerSecond == 0)
{
scale = TimeSpanScale.Seconds;
value /= TimeSpan.TicksPerSecond;
}
else if (value % TimeSpan.TicksPerMillisecond == 0)
{
scale = TimeSpanScale.Milliseconds;
value /= TimeSpan.TicksPerMillisecond;
}
else
{
scale = TimeSpanScale.Ticks;
}
SubItemToken token = ProtoWriter.StartSubItem(null, dest);
if (value != 0)
{
ProtoWriter.WriteFieldHeader(FieldTimeSpanValue, WireType.SignedVariant, dest);
ProtoWriter.WriteInt64(value, dest);
}
if (scale != TimeSpanScale.Days)
{
ProtoWriter.WriteFieldHeader(FieldTimeSpanScale, WireType.Variant, dest);
ProtoWriter.WriteInt32((int)scale, dest);
}
if (kind != DateTimeKind.Unspecified)
{
ProtoWriter.WriteFieldHeader(FieldTimeSpanKind, WireType.Variant, dest);
ProtoWriter.WriteInt32((int)kind, dest);
}
ProtoWriter.EndSubItem(token, dest);
break;
case WireType.Fixed64:
ProtoWriter.WriteInt64(timeSpan.Ticks, dest);
break;
default:
throw new ProtoException("Unexpected wire-type: " + dest.WireType.ToString());
}
}
/// <summary>
/// Writes an *implementation specific* bundled .NET object, including (as options) type-metadata, identity/re-use, etc.
/// </summary>
public static void WriteNetObject(object value, ProtoWriter dest, int key, NetObjectOptions options)
{
#if FEAT_IKVM
throw new NotSupportedException();
#else
if (dest == null)
{
throw new ArgumentNullException("dest");
}
bool dynamicType = (options & NetObjectOptions.DynamicType) != 0,
asReference = (options & NetObjectOptions.AsReference) != 0;
WireType wireType = dest.WireType;
SubItemToken token = ProtoWriter.StartSubItem(null, dest);
bool writeObject = true;
if (asReference)
{
bool existing;
int objectKey = dest.NetCache.AddObjectKey(value, out existing);
ProtoWriter.WriteFieldHeader(existing ? FieldExistingObjectKey : FieldNewObjectKey, WireType.Variant, dest);
ProtoWriter.WriteInt32(objectKey, dest);
if (existing)
{
writeObject = false;
}
}
if (writeObject)
{
if (dynamicType)
{
bool existing;
Type type = value.GetType();
if (!(value is string))
{
key = dest.GetTypeKey(ref type);
if (key < 0)
{
throw new InvalidOperationException("Dynamic type is not a contract-type: " + type.Name);
}
}
int typeKey = dest.NetCache.AddObjectKey(type, out existing);
ProtoWriter.WriteFieldHeader(existing ? FieldExistingTypeKey : FieldNewTypeKey, WireType.Variant, dest);
ProtoWriter.WriteInt32(typeKey, dest);
if (!existing)
{
ProtoWriter.WriteFieldHeader(FieldTypeName, WireType.String, dest);
ProtoWriter.WriteString(dest.SerializeType(type), dest);
}
}
ProtoWriter.WriteFieldHeader(FieldObject, wireType, dest);
if (value is string)
{
ProtoWriter.WriteString((string)value, dest);
}
else
{
ProtoWriter.WriteObject(value, key, dest);
}
}
ProtoWriter.EndSubItem(token, dest);
#endif
}
public static void WriteTimeSpan(TimeSpan timeSpan, ProtoWriter dest)
{
if (dest == null)
{
throw new ArgumentNullException("dest");
}
switch (dest.WireType)
{
case WireType.String:
case WireType.StartGroup:
{
long num = timeSpan.Ticks;
TimeSpanScale timeSpanScale;
if (timeSpan == TimeSpan.MaxValue)
{
num = 1L;
timeSpanScale = TimeSpanScale.MinMax;
}
else if (timeSpan == TimeSpan.MinValue)
{
num = -1L;
timeSpanScale = TimeSpanScale.MinMax;
}
else if (num % 864000000000L == 0L)
{
timeSpanScale = TimeSpanScale.Days;
num /= 864000000000L;
}
else if (num % 36000000000L == 0L)
{
timeSpanScale = TimeSpanScale.Hours;
num /= 36000000000L;
}
else if (num % 600000000 == 0L)
{
timeSpanScale = TimeSpanScale.Minutes;
num /= 600000000;
}
else if (num % 10000000 == 0L)
{
timeSpanScale = TimeSpanScale.Seconds;
num /= 10000000;
}
else if (num % 10000 == 0L)
{
timeSpanScale = TimeSpanScale.Milliseconds;
num /= 10000;
}
else
{
timeSpanScale = TimeSpanScale.Ticks;
}
SubItemToken token = ProtoWriter.StartSubItem(null, dest);
if (num != 0L)
{
ProtoWriter.WriteFieldHeader(1, WireType.SignedVariant, dest);
ProtoWriter.WriteInt64(num, dest);
}
if (timeSpanScale != 0)
{
ProtoWriter.WriteFieldHeader(2, WireType.Variant, dest);
ProtoWriter.WriteInt32((int)timeSpanScale, dest);
}
ProtoWriter.EndSubItem(token, dest);
break;
}
case WireType.Fixed64:
ProtoWriter.WriteInt64(timeSpan.Ticks, dest);
break;
default:
throw new ProtoException("Unexpected wire-type: " + dest.WireType);
}
}
public static void WriteTimeSpan(TimeSpan timeSpan, ProtoWriter dest)
{
if (dest == null)
{
throw new ArgumentNullException("dest");
}
WireType wireType = dest.WireType;
if (wireType != WireType.Fixed64)
{
if ((uint)(wireType - 2) <= 1u)
{
long num = timeSpan.Ticks;
TimeSpanScale timeSpanScale;
if (timeSpan == TimeSpan.MaxValue)
{
num = 1L;
timeSpanScale = TimeSpanScale.MinMax;
}
else if (timeSpan == TimeSpan.MinValue)
{
num = -1L;
timeSpanScale = TimeSpanScale.MinMax;
}
else if (num % 864000000000L == 0L)
{
timeSpanScale = TimeSpanScale.Days;
num /= 864000000000L;
}
else if (num % 36000000000L == 0L)
{
timeSpanScale = TimeSpanScale.Hours;
num /= 36000000000L;
}
else if (num % 600000000 == 0L)
{
timeSpanScale = TimeSpanScale.Minutes;
num /= 600000000;
}
else if (num % 10000000 == 0L)
{
timeSpanScale = TimeSpanScale.Seconds;
num /= 10000000;
}
else if (num % 10000 == 0L)
{
timeSpanScale = TimeSpanScale.Milliseconds;
num /= 10000;
}
else
{
timeSpanScale = TimeSpanScale.Ticks;
}
SubItemToken token = ProtoWriter.StartSubItem(null, dest);
if (num != 0L)
{
ProtoWriter.WriteFieldHeader(1, WireType.SignedVariant, dest);
ProtoWriter.WriteInt64(num, dest);
}
if (timeSpanScale != 0)
{
ProtoWriter.WriteFieldHeader(2, WireType.Variant, dest);
ProtoWriter.WriteInt32((int)timeSpanScale, dest);
}
ProtoWriter.EndSubItem(token, dest);
return;
}
wireType = dest.WireType;
throw new ProtoException("Unexpected wire-type: " + wireType.ToString());
}
ProtoWriter.WriteInt64(timeSpan.Ticks, dest);
}
public static SubItemToken StartSubItem(object instance, ProtoWriter writer)
{
return(ProtoWriter.StartSubItem(instance, writer, false));
}
public static void WriteTimeSpan(TimeSpan timeSpan, ProtoWriter dest)
{
TimeSpanScale timeSpanScale;
if (dest == null)
{
throw new ArgumentNullException("dest");
}
switch (dest.WireType)
{
case WireType.Fixed64:
{
ProtoWriter.WriteInt64(timeSpan.Ticks, dest);
return;
}
case WireType.String:
case WireType.StartGroup:
{
long ticks = timeSpan.Ticks;
if (timeSpan == TimeSpan.MaxValue)
{
ticks = (long)1;
timeSpanScale = TimeSpanScale.MinMax;
}
else if (timeSpan == TimeSpan.MinValue)
{
ticks = (long)-1;
timeSpanScale = TimeSpanScale.MinMax;
}
else if (ticks % 864000000000L == (long)0)
{
timeSpanScale = TimeSpanScale.Days;
ticks /= 864000000000L;
}
else if (ticks % 36000000000L == (long)0)
{
timeSpanScale = TimeSpanScale.Hours;
ticks /= 36000000000L;
}
else if (ticks % (long)600000000 == (long)0)
{
timeSpanScale = TimeSpanScale.Minutes;
ticks /= (long)600000000;
}
else if (ticks % (long)10000000 == (long)0)
{
timeSpanScale = TimeSpanScale.Seconds;
ticks /= (long)10000000;
}
else if (ticks % (long)10000 != (long)0)
{
timeSpanScale = TimeSpanScale.Ticks;
}
else
{
timeSpanScale = TimeSpanScale.Milliseconds;
ticks /= (long)10000;
}
SubItemToken subItemToken = ProtoWriter.StartSubItem(null, dest);
if (ticks != (long)0)
{
ProtoWriter.WriteFieldHeader(1, WireType.SignedVariant, dest);
ProtoWriter.WriteInt64(ticks, dest);
}
if (timeSpanScale != TimeSpanScale.Days)
{
ProtoWriter.WriteFieldHeader(2, WireType.Variant, dest);
ProtoWriter.WriteInt32((int)timeSpanScale, dest);
}
ProtoWriter.EndSubItem(subItemToken, dest);
return;
}
}
throw new ProtoException(string.Concat("Unexpected wire-type: ", dest.WireType.ToString()));
}
