Update vendor github.com/Microsoft/go-winio

Signed-off-by: Justin Terry (VM) <juterry@microsoft.com>

vendor/github.com/Microsoft/go-winio/pkg/etw/eventdata.go

@@ -0,0 +1,65 @@
+package etw
+
+import (
+	"bytes"
+	"encoding/binary"
+)
+
+// eventData maintains a buffer which builds up the data for an ETW event. It
+// needs to be paired with EventMetadata which describes the event.
+type eventData struct {
+	buffer bytes.Buffer
+}
+
+// bytes returns the raw binary data containing the event data. The returned
+// value is not copied from the internal buffer, so it can be mutated by the
+// eventData object after it is returned.
+func (ed *eventData) bytes() []byte {
+	return ed.buffer.Bytes()
+}
+
+// writeString appends a string, including the null terminator, to the buffer.
+func (ed *eventData) writeString(data string) {
+	ed.buffer.WriteString(data)
+	ed.buffer.WriteByte(0)
+}
+
+// writeInt8 appends a int8 to the buffer.
+func (ed *eventData) writeInt8(value int8) {
+	ed.buffer.WriteByte(uint8(value))
+}
+
+// writeInt16 appends a int16 to the buffer.
+func (ed *eventData) writeInt16(value int16) {
+	binary.Write(&ed.buffer, binary.LittleEndian, value)
+}
+
+// writeInt32 appends a int32 to the buffer.
+func (ed *eventData) writeInt32(value int32) {
+	binary.Write(&ed.buffer, binary.LittleEndian, value)
+}
+
+// writeInt64 appends a int64 to the buffer.
+func (ed *eventData) writeInt64(value int64) {
+	binary.Write(&ed.buffer, binary.LittleEndian, value)
+}
+
+// writeUint8 appends a uint8 to the buffer.
+func (ed *eventData) writeUint8(value uint8) {
+	ed.buffer.WriteByte(value)
+}
+
+// writeUint16 appends a uint16 to the buffer.
+func (ed *eventData) writeUint16(value uint16) {
+	binary.Write(&ed.buffer, binary.LittleEndian, value)
+}
+
+// writeUint32 appends a uint32 to the buffer.
+func (ed *eventData) writeUint32(value uint32) {
+	binary.Write(&ed.buffer, binary.LittleEndian, value)
+}
+
+// writeUint64 appends a uint64 to the buffer.
+func (ed *eventData) writeUint64(value uint64) {
+	binary.Write(&ed.buffer, binary.LittleEndian, value)
+}