public static int WriteAndProvisionString <TSpanWriter>(this TSpanWriter spanWriter, Span <byte> span, string value, SerializationContext context)
where TSpanWriter : ISpanWriter
{
checked
{
var encoding = SerializationHelpers.Encoding;
// Allocate more than we need and then give back what we don't use.
int maxItems = encoding.GetMaxByteCount(value.Length) + 1;
int stringStartOffset = context.AllocateVector(sizeof(byte), maxItems, sizeof(byte));
int bytesWritten = spanWriter.GetStringBytes(span.Slice(stringStartOffset + sizeof(uint), maxItems), value, encoding);
// null teriminator
span[stringStartOffset + bytesWritten + sizeof(uint)] = 0;
// write length
spanWriter.WriteInt(span, bytesWritten, stringStartOffset);
// give back unused space. Account for null terminator.
context.Offset -= maxItems - (bytesWritten + 1);
return(stringStartOffset);
}
}
public static void WriteReadOnlyByteMemoryBlock <TSpanWriter>(
this TSpanWriter spanWriter,
Span <byte> span,
ReadOnlyMemory <byte> memory,
int offset,
SerializationContext ctx) where TSpanWriter : ISpanWriter
{
int numberOfItems = memory.Length;
int vectorStartOffset = ctx.AllocateVector(itemAlignment: sizeof(byte), numberOfItems, sizePerItem: sizeof(byte));
spanWriter.WriteUOffset(span, offset, vectorStartOffset);
spanWriter.WriteInt(span, numberOfItems, vectorStartOffset);
memory.Span.CopyTo(span.Slice(vectorStartOffset + sizeof(uint)));
}
private static void WriteInlineValueOf_36d43cc8bc8e4fbd92e5d1e6822467b6 <TSpanWriter>(
TSpanWriter spanWriter,
Span <byte> span,
System.Collections.Generic.IList <BenchmarkCore.SortedVectorTableItem> value,
int offset,
SerializationContext context) where TSpanWriter : ISpanWriter
{
checked
{
int count = value.Count;
int vectorOffset = context.AllocateVector(4, count, 4);
spanWriter.WriteUOffset(span, offset, vectorOffset, context);
spanWriter.WriteInt(span, count, vectorOffset, context);
vectorOffset += sizeof(int);
for (int i = 0; i < count; ++i)
{
var current = value[i];
SerializationHelpers.EnsureNonNull(current);
WriteInlineValueOf_96c3a6fa438049bf89a78192c2c3e4aa(spanWriter, span, current, vectorOffset, context);
vectorOffset += 4;
}
}
}
