|
static private WriteHeaderCore ( int fieldNumber, WireType wireType, |
||
| fieldNumber | int | |
| wireType | WireType | |
| writer | ||
| return | void | |
public static void WriteFieldHeader(int fieldNumber, WireType wireType, ProtoWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
if (writer.wireType != WireType.None)
{
throw new InvalidOperationException(string.Concat(new string[]
{
"Cannot write a ",
wireType.ToString(),
" header until the ",
writer.wireType.ToString(),
" data has been written"
}));
}
if (fieldNumber < 0)
{
throw new ArgumentOutOfRangeException("fieldNumber");
}
if (writer.packedFieldNumber == 0)
{
writer.fieldNumber = fieldNumber;
writer.wireType = wireType;
ProtoWriter.WriteHeaderCore(fieldNumber, wireType, writer);
}
else
{
if (writer.packedFieldNumber != fieldNumber)
{
throw new InvalidOperationException("Field mismatch during packed encoding; expected " + writer.packedFieldNumber.ToString() + " but received " + fieldNumber.ToString());
}
switch (wireType)
{
case WireType.Variant:
case WireType.Fixed64:
case WireType.Fixed32:
goto IL_D7;
case WireType.String:
case WireType.StartGroup:
case WireType.EndGroup:
IL_CB:
if (wireType != WireType.SignedVariant)
{
throw new InvalidOperationException("Wire-type cannot be encoded as packed: " + wireType.ToString());
}
goto IL_D7;
}
goto IL_CB;
IL_D7:
writer.fieldNumber = fieldNumber;
writer.wireType = wireType;
}
}
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 != ProtoBuf.WireType.None)
{
throw ProtoWriter.CreateException(writer);
}
switch (style)
{
case PrefixStyle.Base128:
{
writer.wireType = ProtoBuf.WireType.String;
writer.fieldNumber = fieldNumber;
if (fieldNumber <= 0)
{
break;
}
ProtoWriter.WriteHeaderCore(fieldNumber, ProtoBuf.WireType.String, writer);
break;
}
case PrefixStyle.Fixed32:
case PrefixStyle.Fixed32BigEndian:
{
writer.fieldNumber = 0;
writer.wireType = ProtoBuf.WireType.Fixed32;
break;
}
default:
{
throw new ArgumentOutOfRangeException("style");
}
}
SubItemToken subItemToken = ProtoWriter.StartSubItem(value, writer, true);
if (key >= 0)
{
writer.model.Serialize(key, value, writer);
}
else if (!writer.model.TrySerializeAuxiliaryType(writer, value.GetType(), DataFormat.Default, 1, value, false))
{
TypeModel.ThrowUnexpectedType(value.GetType());
}
ProtoWriter.EndSubItem(subItemToken, writer, style);
}
public static void WriteFieldHeader(int fieldNumber, ProtoBuf.WireType wireType, ProtoWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
if (writer.wireType != ProtoBuf.WireType.None)
{
string[] str = new string[] { "Cannot write a ", wireType.ToString(), " header until the ", writer.wireType.ToString(), " data has been written" };
throw new InvalidOperationException(string.Concat(str));
}
if (fieldNumber < 0)
{
throw new ArgumentOutOfRangeException("fieldNumber");
}
if (writer.packedFieldNumber == 0)
{
writer.fieldNumber = fieldNumber;
writer.wireType = wireType;
ProtoWriter.WriteHeaderCore(fieldNumber, wireType, writer);
return;
}
if (writer.packedFieldNumber != fieldNumber)
{
throw new InvalidOperationException(string.Concat("Field mismatch during packed encoding; expected ", writer.packedFieldNumber.ToString(), " but received ", fieldNumber.ToString()));
}
ProtoBuf.WireType wireType1 = wireType;
switch (wireType1)
{
case ProtoBuf.WireType.Variant:
case ProtoBuf.WireType.Fixed64:
{
writer.fieldNumber = fieldNumber;
writer.wireType = wireType;
return;
}
default:
{
if (wireType1 == ProtoBuf.WireType.Fixed32 || wireType1 == ProtoBuf.WireType.SignedVariant)
{
writer.fieldNumber = fieldNumber;
writer.wireType = wireType;
return;
}
throw new InvalidOperationException(string.Concat("Wire-type cannot be encoded as packed: ", wireType.ToString()));
}
}
}
private static void EndSubItem(SubItemToken token, ProtoWriter writer, PrefixStyle style)
{
int num;
UInt32 num1;
if (writer == null)
{
throw new ArgumentNullException("writer");
}
if (writer.wireType != ProtoBuf.WireType.None)
{
throw ProtoWriter.CreateException(writer);
}
int num2 = token.@value;
if (writer.depth <= 0)
{
throw ProtoWriter.CreateException(writer);
}
ProtoWriter protoWriter = writer;
int num3 = protoWriter.depth;
int num4 = num3;
protoWriter.depth = num3 - 1;
if (num4 > 25)
{
writer.PopRecursionStack();
}
writer.packedFieldNumber = 0;
if (num2 < 0)
{
ProtoWriter.WriteHeaderCore(-num2, ProtoBuf.WireType.EndGroup, writer);
writer.wireType = ProtoBuf.WireType.None;
return;
}
switch (style)
{
case PrefixStyle.Base128:
{
num = writer.ioIndex - num2 - 1;
int num5 = 0;
uint num6 = (uint)num;
while (true)
{
UInt32 num7 = num6 >> 7;
num6 = num7;
if (num7 == 0)
{
break;
}
num5++;
}
if (num5 != 0)
{
ProtoWriter.DemandSpace(num5, writer);
byte[] numArray = writer.ioBuffer;
Helpers.BlockCopy(numArray, num2 + 1, numArray, num2 + 1 + num5, num);
num6 = (uint)num;
do
{
int num8 = num2;
num2 = num8 + 1;
numArray[num8] = (byte)(num6 & 127 | 128);
num1 = num6 >> 7;
num6 = num1;
}while (num1 != 0);
numArray[num2 - 1] = (byte)(numArray[num2 - 1] & -129);
writer.position += num5;
writer.ioIndex += num5;
break;
}
else
{
writer.ioBuffer[num2] = (byte)(num & 127);
break;
}
}
case PrefixStyle.Fixed32:
{
num = writer.ioIndex - num2 - 4;
ProtoWriter.WriteInt32ToBuffer(num, writer.ioBuffer, num2);
break;
}
case PrefixStyle.Fixed32BigEndian:
{
num = writer.ioIndex - num2 - 4;
byte[] numArray1 = writer.ioBuffer;
ProtoWriter.WriteInt32ToBuffer(num, numArray1, num2);
byte num9 = numArray1[num2];
numArray1[num2] = numArray1[num2 + 3];
numArray1[num2 + 3] = num9;
num9 = numArray1[num2 + 1];
numArray1[num2 + 1] = numArray1[num2 + 2];
numArray1[num2 + 2] = num9;
break;
}
default:
{
throw new ArgumentOutOfRangeException("style");
}
}
ProtoWriter protoWriter1 = writer;
int num10 = protoWriter1.flushLock - 1;
int num11 = num10;
protoWriter1.flushLock = num10;
if (num11 == 0 && writer.ioIndex >= 1024)
{
ProtoWriter.Flush(writer);
}
}
private static void EndSubItem(SubItemToken token, ProtoWriter writer, PrefixStyle style)
{
if (writer == null)
{
throw new ArgumentNullException("writer");
}
if (writer.wireType != WireType.None)
{
throw ProtoWriter.CreateException(writer);
}
int value = token.value;
if (writer.depth <= 0)
{
throw ProtoWriter.CreateException(writer);
}
if (writer.depth-- > 25)
{
writer.PopRecursionStack();
}
writer.packedFieldNumber = 0;
if (value < 0)
{
ProtoWriter.WriteHeaderCore(-value, WireType.EndGroup, writer);
writer.wireType = WireType.None;
return;
}
switch (style)
{
case PrefixStyle.Base128:
{
int num = writer.ioIndex - value - 1;
int num2 = 0;
uint num3 = (uint)num;
while ((num3 >>= 7) != 0u)
{
num2++;
}
if (num2 == 0)
{
writer.ioBuffer[value] = (byte)(num & 127);
}
else
{
ProtoWriter.DemandSpace(num2, writer);
byte[] array = writer.ioBuffer;
Helpers.BlockCopy(array, value + 1, array, value + 1 + num2, num);
num3 = (uint)num;
do
{
array[value++] = (byte)((num3 & 127u) | 128u);
}while ((num3 >>= 7) != 0u);
array[value - 1] = (byte)((int)array[value - 1] & -129);
writer.position += num2;
writer.ioIndex += num2;
}
break;
}
case PrefixStyle.Fixed32:
{
int num = writer.ioIndex - value - 4;
ProtoWriter.WriteInt32ToBuffer(num, writer.ioBuffer, value);
break;
}
case PrefixStyle.Fixed32BigEndian:
{
int num = writer.ioIndex - value - 4;
byte[] array2 = writer.ioBuffer;
ProtoWriter.WriteInt32ToBuffer(num, array2, value);
byte b = array2[value];
array2[value] = array2[value + 3];
array2[value + 3] = b;
b = array2[value + 1];
array2[value + 1] = array2[value + 2];
array2[value + 2] = b;
break;
}
default:
throw new ArgumentOutOfRangeException("style");
}
if (--writer.flushLock == 0 && writer.ioIndex >= 1024)
{
ProtoWriter.Flush(writer);
}
}