span.pb.go

// Unless explicitly stated otherwise all files in this repository are licensed
// under the Apache License Version 2.0.
// This product includes software developed at Datadog (https://www.datadoghq.com/).
// Copyright 2016-present Datadog, Inc.

// Code generated by protoc-gen-gogo. DO NOT EDIT.
// source: span.proto

/*
	Package model is a generated protocol buffer package.

	It is generated from these files:
		span.proto
		trace.proto
		trace_payload.proto

	It has these top-level messages:
		Span
		APITrace
		TracePayload
*/

package pb

import proto "github.com/gogo/protobuf/proto"
import fmt "fmt"
import math "math"
import _ "github.com/gogo/protobuf/gogoproto" // plug-in

import io "io"

// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf

// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.GoGoProtoPackageIsVersion2 // please upgrade the proto package

// Span specifies the common Datadog API and trace agent span.
type Span struct {
	Service  string             `protobuf:"bytes,1,opt,name=service,proto3" json:"service" msg:"service"`
	Name     string             `protobuf:"bytes,2,opt,name=name,proto3" json:"name" msg:"name"`
	Resource string             `protobuf:"bytes,3,opt,name=resource,proto3" json:"resource" msg:"resource"`
	TraceID  uint64             `protobuf:"varint,4,opt,name=traceID,proto3" json:"trace_id" msg:"trace_id"`
	SpanID   uint64             `protobuf:"varint,5,opt,name=spanID,proto3" json:"span_id" msg:"span_id"`
	ParentID uint64             `protobuf:"varint,6,opt,name=parentID,proto3" json:"parent_id" msg:"parent_id"`
	Start    int64              `protobuf:"varint,7,opt,name=start,proto3" json:"start" msg:"start"`
	Duration int64              `protobuf:"varint,8,opt,name=duration,proto3" json:"duration" msg:"duration"`
	Error    int32              `protobuf:"varint,9,opt,name=error,proto3" json:"error" msg:"error"`
	Meta     map[string]string  `protobuf:"bytes,10,rep,name=meta" json:"meta" msg:"meta" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
	Metrics  map[string]float64 `protobuf:"bytes,11,rep,name=metrics" json:"metrics" msg:"metrics" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"fixed64,2,opt,name=value,proto3"`
	Type     string             `protobuf:"bytes,12,opt,name=type,proto3" json:"type" msg:"type"`
}

func (m *Span) Reset()                    { *m = Span{} }
func (m *Span) String() string            { return proto.CompactTextString(m) }
func (*Span) ProtoMessage()               {}
func (*Span) Descriptor() ([]byte, []int) { return fileDescriptorSpan, []int{0} }

func (m *Span) GetMeta() map[string]string {
	if m != nil {
		return m.Meta
	}
	return nil
}

func (m *Span) GetMetrics() map[string]float64 {
	if m != nil {
		return m.Metrics
	}
	return nil
}

func init() {
	proto.RegisterType((*Span)(nil), "model.Span")
}
func (m *Span) Marshal() (data []byte, err error) {
	size := m.Size()
	data = make([]byte, size)
	n, err := m.MarshalTo(data)
	if err != nil {
		return nil, err
	}
	return data[:n], nil
}

func (m *Span) MarshalTo(data []byte) (int, error) {
	var i int
	_ = i
	var l int
	_ = l
	if len(m.Service) > 0 {
		data[i] = 0xa
		i++
		i = encodeVarintSpan(data, i, uint64(len(m.Service)))
		i += copy(data[i:], m.Service)
	}
	if len(m.Name) > 0 {
		data[i] = 0x12
		i++
		i = encodeVarintSpan(data, i, uint64(len(m.Name)))
		i += copy(data[i:], m.Name)
	}
	if len(m.Resource) > 0 {
		data[i] = 0x1a
		i++
		i = encodeVarintSpan(data, i, uint64(len(m.Resource)))
		i += copy(data[i:], m.Resource)
	}
	if m.TraceID != 0 {
		data[i] = 0x20
		i++
		i = encodeVarintSpan(data, i, uint64(m.TraceID))
	}
	if m.SpanID != 0 {
		data[i] = 0x28
		i++
		i = encodeVarintSpan(data, i, uint64(m.SpanID))
	}
	if m.ParentID != 0 {
		data[i] = 0x30
		i++
		i = encodeVarintSpan(data, i, uint64(m.ParentID))
	}
	if m.Start != 0 {
		data[i] = 0x38
		i++
		i = encodeVarintSpan(data, i, uint64(m.Start))
	}
	if m.Duration != 0 {
		data[i] = 0x40
		i++
		i = encodeVarintSpan(data, i, uint64(m.Duration))
	}
	if m.Error != 0 {
		data[i] = 0x48
		i++
		i = encodeVarintSpan(data, i, uint64(m.Error))
	}
	if len(m.Meta) > 0 {
		for k := range m.Meta {
			data[i] = 0x52
			i++
			v := m.Meta[k]
			mapSize := 1 + len(k) + sovSpan(uint64(len(k))) + 1 + len(v) + sovSpan(uint64(len(v)))
			i = encodeVarintSpan(data, i, uint64(mapSize))
			data[i] = 0xa
			i++
			i = encodeVarintSpan(data, i, uint64(len(k)))
			i += copy(data[i:], k)
			data[i] = 0x12
			i++
			i = encodeVarintSpan(data, i, uint64(len(v)))
			i += copy(data[i:], v)
		}
	}
	if len(m.Metrics) > 0 {
		for k := range m.Metrics {
			data[i] = 0x5a
			i++
			v := m.Metrics[k]
			mapSize := 1 + len(k) + sovSpan(uint64(len(k))) + 1 + 8
			i = encodeVarintSpan(data, i, uint64(mapSize))
			data[i] = 0xa
			i++
			i = encodeVarintSpan(data, i, uint64(len(k)))
			i += copy(data[i:], k)
			data[i] = 0x11
			i++
			i = encodeFixed64Span(data, i, uint64(math.Float64bits(float64(v))))
		}
	}
	if len(m.Type) > 0 {
		data[i] = 0x62
		i++
		i = encodeVarintSpan(data, i, uint64(len(m.Type)))
		i += copy(data[i:], m.Type)
	}
	return i, nil
}

func encodeFixed64Span(data []byte, offset int, v uint64) int {
	data[offset] = uint8(v)
	data[offset+1] = uint8(v >> 8)
	data[offset+2] = uint8(v >> 16)
	data[offset+3] = uint8(v >> 24)
	data[offset+4] = uint8(v >> 32)
	data[offset+5] = uint8(v >> 40)
	data[offset+6] = uint8(v >> 48)
	data[offset+7] = uint8(v >> 56)
	return offset + 8
}
func encodeFixed32Span(data []byte, offset int, v uint32) int {
	data[offset] = uint8(v)
	data[offset+1] = uint8(v >> 8)
	data[offset+2] = uint8(v >> 16)
	data[offset+3] = uint8(v >> 24)
	return offset + 4
}
func encodeVarintSpan(data []byte, offset int, v uint64) int {
	for v >= 1<<7 {
		data[offset] = uint8(v&0x7f | 0x80)
		v >>= 7
		offset++
	}
	data[offset] = uint8(v)
	return offset + 1
}
func (m *Span) Size() (n int) {
	var l int
	_ = l
	l = len(m.Service)
	if l > 0 {
		n += 1 + l + sovSpan(uint64(l))
	}
	l = len(m.Name)
	if l > 0 {
		n += 1 + l + sovSpan(uint64(l))
	}
	l = len(m.Resource)
	if l > 0 {
		n += 1 + l + sovSpan(uint64(l))
	}
	if m.TraceID != 0 {
		n += 1 + sovSpan(uint64(m.TraceID))
	}
	if m.SpanID != 0 {
		n += 1 + sovSpan(uint64(m.SpanID))
	}
	if m.ParentID != 0 {
		n += 1 + sovSpan(uint64(m.ParentID))
	}
	if m.Start != 0 {
		n += 1 + sovSpan(uint64(m.Start))
	}
	if m.Duration != 0 {
		n += 1 + sovSpan(uint64(m.Duration))
	}
	if m.Error != 0 {
		n += 1 + sovSpan(uint64(m.Error))
	}
	if len(m.Meta) > 0 {
		for k, v := range m.Meta {
			_ = k
			_ = v
			mapEntrySize := 1 + len(k) + sovSpan(uint64(len(k))) + 1 + len(v) + sovSpan(uint64(len(v)))
			n += mapEntrySize + 1 + sovSpan(uint64(mapEntrySize))
		}
	}
	if len(m.Metrics) > 0 {
		for k, v := range m.Metrics {
			_ = k
			_ = v
			mapEntrySize := 1 + len(k) + sovSpan(uint64(len(k))) + 1 + 8
			n += mapEntrySize + 1 + sovSpan(uint64(mapEntrySize))
		}
	}
	l = len(m.Type)
	if l > 0 {
		n += 1 + l + sovSpan(uint64(l))
	}
	return n
}

func sovSpan(x uint64) (n int) {
	for {
		n++
		x >>= 7
		if x == 0 {
			break
		}
	}
	return n
}
func sozSpan(x uint64) (n int) {
	return sovSpan(uint64((x << 1) ^ uint64((int64(x) >> 63))))
}
func (m *Span) Unmarshal(data []byte) error {
	l := len(data)
	iNdEx := 0
	for iNdEx < l {
		preIndex := iNdEx
		var wire uint64
		for shift := uint(0); ; shift += 7 {
			if shift >= 64 {
				return ErrIntOverflowSpan
			}
			if iNdEx >= l {
				return io.ErrUnexpectedEOF
			}
			b := data[iNdEx]
			iNdEx++
			wire |= (uint64(b) & 0x7F) << shift
			if b < 0x80 {
				break
			}
		}
		fieldNum := int32(wire >> 3)
		wireType := int(wire & 0x7)
		if wireType == 4 {
			return fmt.Errorf("proto: Span: wiretype end group for non-group")
		}
		if fieldNum <= 0 {
			return fmt.Errorf("proto: Span: illegal tag %d (wire type %d)", fieldNum, wire)
		}
		switch fieldNum {
		case 1:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Service", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				stringLen |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return ErrInvalidLengthSpan
			}
			postIndex := iNdEx + intStringLen
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Service = string(data[iNdEx:postIndex])
			iNdEx = postIndex
		case 2:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Name", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				stringLen |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return ErrInvalidLengthSpan
			}
			postIndex := iNdEx + intStringLen
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Name = string(data[iNdEx:postIndex])
			iNdEx = postIndex
		case 3:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Resource", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				stringLen |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return ErrInvalidLengthSpan
			}
			postIndex := iNdEx + intStringLen
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Resource = string(data[iNdEx:postIndex])
			iNdEx = postIndex
		case 4:
			if wireType != 0 {
				return fmt.Errorf("proto: wrong wireType = %d for field TraceID", wireType)
			}
			m.TraceID = 0
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				m.TraceID |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
		case 5:
			if wireType != 0 {
				return fmt.Errorf("proto: wrong wireType = %d for field SpanID", wireType)
			}
			m.SpanID = 0
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				m.SpanID |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
		case 6:
			if wireType != 0 {
				return fmt.Errorf("proto: wrong wireType = %d for field ParentID", wireType)
			}
			m.ParentID = 0
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				m.ParentID |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
		case 7:
			if wireType != 0 {
				return fmt.Errorf("proto: wrong wireType = %d for field Start", wireType)
			}
			m.Start = 0
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				m.Start |= (int64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
		case 8:
			if wireType != 0 {
				return fmt.Errorf("proto: wrong wireType = %d for field Duration", wireType)
			}
			m.Duration = 0
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				m.Duration |= (int64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
		case 9:
			if wireType != 0 {
				return fmt.Errorf("proto: wrong wireType = %d for field Error", wireType)
			}
			m.Error = 0
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				m.Error |= (int32(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
		case 10:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Meta", wireType)
			}
			var msglen int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				msglen |= (int(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			if msglen < 0 {
				return ErrInvalidLengthSpan
			}
			postIndex := iNdEx + msglen
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			var keykey uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				keykey |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			var stringLenmapkey uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				stringLenmapkey |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLenmapkey := int(stringLenmapkey)
			if intStringLenmapkey < 0 {
				return ErrInvalidLengthSpan
			}
			postStringIndexmapkey := iNdEx + intStringLenmapkey
			if postStringIndexmapkey > l {
				return io.ErrUnexpectedEOF
			}
			mapkey := string(data[iNdEx:postStringIndexmapkey])
			iNdEx = postStringIndexmapkey
			if m.Meta == nil {
				m.Meta = make(map[string]string)
			}
			if iNdEx < postIndex {
				var valuekey uint64
				for shift := uint(0); ; shift += 7 {
					if shift >= 64 {
						return ErrIntOverflowSpan
					}
					if iNdEx >= l {
						return io.ErrUnexpectedEOF
					}
					b := data[iNdEx]
					iNdEx++
					valuekey |= (uint64(b) & 0x7F) << shift
					if b < 0x80 {
						break
					}
				}
				var stringLenmapvalue uint64
				for shift := uint(0); ; shift += 7 {
					if shift >= 64 {
						return ErrIntOverflowSpan
					}
					if iNdEx >= l {
						return io.ErrUnexpectedEOF
					}
					b := data[iNdEx]
					iNdEx++
					stringLenmapvalue |= (uint64(b) & 0x7F) << shift
					if b < 0x80 {
						break
					}
				}
				intStringLenmapvalue := int(stringLenmapvalue)
				if intStringLenmapvalue < 0 {
					return ErrInvalidLengthSpan
				}
				postStringIndexmapvalue := iNdEx + intStringLenmapvalue
				if postStringIndexmapvalue > l {
					return io.ErrUnexpectedEOF
				}
				mapvalue := string(data[iNdEx:postStringIndexmapvalue])
				m.Meta[mapkey] = mapvalue
			} else {
				var mapvalue string
				m.Meta[mapkey] = mapvalue
			}
			iNdEx = postIndex
		case 11:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Metrics", wireType)
			}
			var msglen int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				msglen |= (int(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			if msglen < 0 {
				return ErrInvalidLengthSpan
			}
			postIndex := iNdEx + msglen
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			var keykey uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				keykey |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			var stringLenmapkey uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				stringLenmapkey |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLenmapkey := int(stringLenmapkey)
			if intStringLenmapkey < 0 {
				return ErrInvalidLengthSpan
			}
			postStringIndexmapkey := iNdEx + intStringLenmapkey
			if postStringIndexmapkey > l {
				return io.ErrUnexpectedEOF
			}
			mapkey := string(data[iNdEx:postStringIndexmapkey])
			iNdEx = postStringIndexmapkey
			if m.Metrics == nil {
				m.Metrics = make(map[string]float64)
			}
			if iNdEx < postIndex {
				var valuekey uint64
				for shift := uint(0); ; shift += 7 {
					if shift >= 64 {
						return ErrIntOverflowSpan
					}
					if iNdEx >= l {
						return io.ErrUnexpectedEOF
					}
					b := data[iNdEx]
					iNdEx++
					valuekey |= (uint64(b) & 0x7F) << shift
					if b < 0x80 {
						break
					}
				}
				var mapvaluetemp uint64
				if (iNdEx + 8) > l {
					return io.ErrUnexpectedEOF
				}
				iNdEx += 8
				mapvaluetemp = uint64(data[iNdEx-8])
				mapvaluetemp |= uint64(data[iNdEx-7]) << 8
				mapvaluetemp |= uint64(data[iNdEx-6]) << 16
				mapvaluetemp |= uint64(data[iNdEx-5]) << 24
				mapvaluetemp |= uint64(data[iNdEx-4]) << 32
				mapvaluetemp |= uint64(data[iNdEx-3]) << 40
				mapvaluetemp |= uint64(data[iNdEx-2]) << 48
				mapvaluetemp |= uint64(data[iNdEx-1]) << 56
				mapvalue := math.Float64frombits(mapvaluetemp)
				m.Metrics[mapkey] = mapvalue
			} else {
				var mapvalue float64
				m.Metrics[mapkey] = mapvalue
			}
			iNdEx = postIndex
		case 12:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Type", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				stringLen |= (uint64(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return ErrInvalidLengthSpan
			}
			postIndex := iNdEx + intStringLen
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Type = string(data[iNdEx:postIndex])
			iNdEx = postIndex
		default:
			iNdEx = preIndex
			skippy, err := skipSpan(data[iNdEx:])
			if err != nil {
				return err
			}
			if skippy < 0 {
				return ErrInvalidLengthSpan
			}
			if (iNdEx + skippy) > l {
				return io.ErrUnexpectedEOF
			}
			iNdEx += skippy
		}
	}

	if iNdEx > l {
		return io.ErrUnexpectedEOF
	}
	return nil
}
func skipSpan(data []byte) (n int, err error) {
	l := len(data)
	iNdEx := 0
	for iNdEx < l {
		var wire uint64
		for shift := uint(0); ; shift += 7 {
			if shift >= 64 {
				return 0, ErrIntOverflowSpan
			}
			if iNdEx >= l {
				return 0, io.ErrUnexpectedEOF
			}
			b := data[iNdEx]
			iNdEx++
			wire |= (uint64(b) & 0x7F) << shift
			if b < 0x80 {
				break
			}
		}
		wireType := int(wire & 0x7)
		switch wireType {
		case 0:
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return 0, ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return 0, io.ErrUnexpectedEOF
				}
				iNdEx++
				if data[iNdEx-1] < 0x80 {
					break
				}
			}
			return iNdEx, nil
		case 1:
			iNdEx += 8
			return iNdEx, nil
		case 2:
			var length int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return 0, ErrIntOverflowSpan
				}
				if iNdEx >= l {
					return 0, io.ErrUnexpectedEOF
				}
				b := data[iNdEx]
				iNdEx++
				length |= (int(b) & 0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			iNdEx += length
			if length < 0 {
				return 0, ErrInvalidLengthSpan
			}
			return iNdEx, nil
		case 3:
			for {
				var innerWire uint64
				var start int = iNdEx
				for shift := uint(0); ; shift += 7 {
					if shift >= 64 {
						return 0, ErrIntOverflowSpan
					}
					if iNdEx >= l {
						return 0, io.ErrUnexpectedEOF
					}
					b := data[iNdEx]
					iNdEx++
					innerWire |= (uint64(b) & 0x7F) << shift
					if b < 0x80 {
						break
					}
				}
				innerWireType := int(innerWire & 0x7)
				if innerWireType == 4 {
					break
				}
				next, err := skipSpan(data[start:])
				if err != nil {
					return 0, err
				}
				iNdEx = start + next
			}
			return iNdEx, nil
		case 4:
			return iNdEx, nil
		case 5:
			iNdEx += 4
			return iNdEx, nil
		default:
			return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
		}
	}
	panic("unreachable")
}

var (
	ErrInvalidLengthSpan = fmt.Errorf("proto: negative length found during unmarshaling")
	ErrIntOverflowSpan   = fmt.Errorf("proto: integer overflow")
)

func init() { proto.RegisterFile("span.proto", fileDescriptorSpan) }

var fileDescriptorSpan = []byte{
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}