cbor_gen.go

// Code generated by github.com/whyrusleeping/cbor-gen. DO NOT EDIT.

package types

import (
	"fmt"
	"io"
	"math"
	"sort"

	cid "github.com/ipfs/go-cid"
	cbg "github.com/whyrusleeping/cbor-gen"
	xerrors "golang.org/x/xerrors"

	address "github.com/filecoin-project/go-address"
	abi "github.com/filecoin-project/go-state-types/abi"
	crypto "github.com/filecoin-project/go-state-types/crypto"
	proof "github.com/filecoin-project/go-state-types/proof"
)

var _ = xerrors.Errorf
var _ = cid.Undef
var _ = math.E
var _ = sort.Sort

var lengthBufBlockHeader = []byte{144}

func (t *BlockHeader) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufBlockHeader); err != nil {
		return err
	}

	// t.Miner (address.Address) (struct)
	if err := t.Miner.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.Ticket (types.Ticket) (struct)
	if err := t.Ticket.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.ElectionProof (types.ElectionProof) (struct)
	if err := t.ElectionProof.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.BeaconEntries ([]types.BeaconEntry) (slice)
	if len(t.BeaconEntries) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.BeaconEntries was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.BeaconEntries))); err != nil {
		return err
	}
	for _, v := range t.BeaconEntries {
		if err := v.MarshalCBOR(cw); err != nil {
			return err
		}
	}

	// t.WinPoStProof ([]proof.PoStProof) (slice)
	if len(t.WinPoStProof) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.WinPoStProof was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.WinPoStProof))); err != nil {
		return err
	}
	for _, v := range t.WinPoStProof {
		if err := v.MarshalCBOR(cw); err != nil {
			return err
		}
	}

	// t.Parents ([]cid.Cid) (slice)
	if len(t.Parents) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.Parents was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.Parents))); err != nil {
		return err
	}
	for _, v := range t.Parents {
		if err := cbg.WriteCid(w, v); err != nil {
			return xerrors.Errorf("failed writing cid field t.Parents: %w", err)
		}
	}

	// t.ParentWeight (big.Int) (struct)
	if err := t.ParentWeight.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.Height (abi.ChainEpoch) (int64)
	if t.Height >= 0 {
		if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Height)); err != nil {
			return err
		}
	} else {
		if err := cw.WriteMajorTypeHeader(cbg.MajNegativeInt, uint64(-t.Height-1)); err != nil {
			return err
		}
	}

	// t.ParentStateRoot (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.ParentStateRoot); err != nil {
		return xerrors.Errorf("failed to write cid field t.ParentStateRoot: %w", err)
	}

	// t.ParentMessageReceipts (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.ParentMessageReceipts); err != nil {
		return xerrors.Errorf("failed to write cid field t.ParentMessageReceipts: %w", err)
	}

	// t.Messages (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.Messages); err != nil {
		return xerrors.Errorf("failed to write cid field t.Messages: %w", err)
	}

	// t.BLSAggregate (crypto.Signature) (struct)
	if err := t.BLSAggregate.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.Timestamp (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Timestamp)); err != nil {
		return err
	}

	// t.BlockSig (crypto.Signature) (struct)
	if err := t.BlockSig.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.ForkSignaling (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.ForkSignaling)); err != nil {
		return err
	}

	// t.ParentBaseFee (big.Int) (struct)
	if err := t.ParentBaseFee.MarshalCBOR(cw); err != nil {
		return err
	}
	return nil
}

func (t *BlockHeader) UnmarshalCBOR(r io.Reader) (err error) {
	*t = BlockHeader{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 16 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Miner (address.Address) (struct)

	{

		if err := t.Miner.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.Miner: %w", err)
		}

	}
	// t.Ticket (types.Ticket) (struct)

	{

		b, err := cr.ReadByte()
		if err != nil {
			return err
		}
		if b != cbg.CborNull[0] {
			if err := cr.UnreadByte(); err != nil {
				return err
			}
			t.Ticket = new(Ticket)
			if err := t.Ticket.UnmarshalCBOR(cr); err != nil {
				return xerrors.Errorf("unmarshaling t.Ticket pointer: %w", err)
			}
		}

	}
	// t.ElectionProof (types.ElectionProof) (struct)

	{

		b, err := cr.ReadByte()
		if err != nil {
			return err
		}
		if b != cbg.CborNull[0] {
			if err := cr.UnreadByte(); err != nil {
				return err
			}
			t.ElectionProof = new(ElectionProof)
			if err := t.ElectionProof.UnmarshalCBOR(cr); err != nil {
				return xerrors.Errorf("unmarshaling t.ElectionProof pointer: %w", err)
			}
		}

	}
	// t.BeaconEntries ([]types.BeaconEntry) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.BeaconEntries: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.BeaconEntries = make([]BeaconEntry, extra)
	}

	for i := 0; i < int(extra); i++ {

		var v BeaconEntry
		if err := v.UnmarshalCBOR(cr); err != nil {
			return err
		}

		t.BeaconEntries[i] = v
	}

	// t.WinPoStProof ([]proof.PoStProof) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.WinPoStProof: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.WinPoStProof = make([]proof.PoStProof, extra)
	}

	for i := 0; i < int(extra); i++ {

		var v proof.PoStProof
		if err := v.UnmarshalCBOR(cr); err != nil {
			return err
		}

		t.WinPoStProof[i] = v
	}

	// t.Parents ([]cid.Cid) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.Parents: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.Parents = make([]cid.Cid, extra)
	}

	for i := 0; i < int(extra); i++ {

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("reading cid field t.Parents failed: %w", err)
		}
		t.Parents[i] = c
	}

	// t.ParentWeight (big.Int) (struct)

	{

		if err := t.ParentWeight.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.ParentWeight: %w", err)
		}

	}
	// t.Height (abi.ChainEpoch) (int64)
	{
		maj, extra, err := cr.ReadHeader()
		var extraI int64
		if err != nil {
			return err
		}
		switch maj {
		case cbg.MajUnsignedInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 positive overflow")
			}
		case cbg.MajNegativeInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 negative oveflow")
			}
			extraI = -1 - extraI
		default:
			return fmt.Errorf("wrong type for int64 field: %d", maj)
		}

		t.Height = abi.ChainEpoch(extraI)
	}
	// t.ParentStateRoot (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.ParentStateRoot: %w", err)
		}

		t.ParentStateRoot = c

	}
	// t.ParentMessageReceipts (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.ParentMessageReceipts: %w", err)
		}

		t.ParentMessageReceipts = c

	}
	// t.Messages (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.Messages: %w", err)
		}

		t.Messages = c

	}
	// t.BLSAggregate (crypto.Signature) (struct)

	{

		b, err := cr.ReadByte()
		if err != nil {
			return err
		}
		if b != cbg.CborNull[0] {
			if err := cr.UnreadByte(); err != nil {
				return err
			}
			t.BLSAggregate = new(crypto.Signature)
			if err := t.BLSAggregate.UnmarshalCBOR(cr); err != nil {
				return xerrors.Errorf("unmarshaling t.BLSAggregate pointer: %w", err)
			}
		}

	}
	// t.Timestamp (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Timestamp = uint64(extra)

	}
	// t.BlockSig (crypto.Signature) (struct)

	{

		b, err := cr.ReadByte()
		if err != nil {
			return err
		}
		if b != cbg.CborNull[0] {
			if err := cr.UnreadByte(); err != nil {
				return err
			}
			t.BlockSig = new(crypto.Signature)
			if err := t.BlockSig.UnmarshalCBOR(cr); err != nil {
				return xerrors.Errorf("unmarshaling t.BlockSig pointer: %w", err)
			}
		}

	}
	// t.ForkSignaling (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.ForkSignaling = uint64(extra)

	}
	// t.ParentBaseFee (big.Int) (struct)

	{

		if err := t.ParentBaseFee.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.ParentBaseFee: %w", err)
		}

	}
	return nil
}

var lengthBufTicket = []byte{129}

func (t *Ticket) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufTicket); err != nil {
		return err
	}

	// t.VRFProof ([]uint8) (slice)
	if len(t.VRFProof) > cbg.ByteArrayMaxLen {
		return xerrors.Errorf("Byte array in field t.VRFProof was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajByteString, uint64(len(t.VRFProof))); err != nil {
		return err
	}

	if _, err := cw.Write(t.VRFProof[:]); err != nil {
		return err
	}
	return nil
}

func (t *Ticket) UnmarshalCBOR(r io.Reader) (err error) {
	*t = Ticket{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 1 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.VRFProof ([]uint8) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.ByteArrayMaxLen {
		return fmt.Errorf("t.VRFProof: byte array too large (%d)", extra)
	}
	if maj != cbg.MajByteString {
		return fmt.Errorf("expected byte array")
	}

	if extra > 0 {
		t.VRFProof = make([]uint8, extra)
	}

	if _, err := io.ReadFull(cr, t.VRFProof[:]); err != nil {
		return err
	}
	return nil
}

var lengthBufElectionProof = []byte{130}

func (t *ElectionProof) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufElectionProof); err != nil {
		return err
	}

	// t.WinCount (int64) (int64)
	if t.WinCount >= 0 {
		if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.WinCount)); err != nil {
			return err
		}
	} else {
		if err := cw.WriteMajorTypeHeader(cbg.MajNegativeInt, uint64(-t.WinCount-1)); err != nil {
			return err
		}
	}

	// t.VRFProof ([]uint8) (slice)
	if len(t.VRFProof) > cbg.ByteArrayMaxLen {
		return xerrors.Errorf("Byte array in field t.VRFProof was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajByteString, uint64(len(t.VRFProof))); err != nil {
		return err
	}

	if _, err := cw.Write(t.VRFProof[:]); err != nil {
		return err
	}
	return nil
}

func (t *ElectionProof) UnmarshalCBOR(r io.Reader) (err error) {
	*t = ElectionProof{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 2 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.WinCount (int64) (int64)
	{
		maj, extra, err := cr.ReadHeader()
		var extraI int64
		if err != nil {
			return err
		}
		switch maj {
		case cbg.MajUnsignedInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 positive overflow")
			}
		case cbg.MajNegativeInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 negative oveflow")
			}
			extraI = -1 - extraI
		default:
			return fmt.Errorf("wrong type for int64 field: %d", maj)
		}

		t.WinCount = int64(extraI)
	}
	// t.VRFProof ([]uint8) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.ByteArrayMaxLen {
		return fmt.Errorf("t.VRFProof: byte array too large (%d)", extra)
	}
	if maj != cbg.MajByteString {
		return fmt.Errorf("expected byte array")
	}

	if extra > 0 {
		t.VRFProof = make([]uint8, extra)
	}

	if _, err := io.ReadFull(cr, t.VRFProof[:]); err != nil {
		return err
	}
	return nil
}

var lengthBufMessage = []byte{138}

func (t *Message) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufMessage); err != nil {
		return err
	}

	// t.Version (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Version)); err != nil {
		return err
	}

	// t.To (address.Address) (struct)
	if err := t.To.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.From (address.Address) (struct)
	if err := t.From.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.Nonce (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Nonce)); err != nil {
		return err
	}

	// t.Value (big.Int) (struct)
	if err := t.Value.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.GasLimit (int64) (int64)
	if t.GasLimit >= 0 {
		if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.GasLimit)); err != nil {
			return err
		}
	} else {
		if err := cw.WriteMajorTypeHeader(cbg.MajNegativeInt, uint64(-t.GasLimit-1)); err != nil {
			return err
		}
	}

	// t.GasFeeCap (big.Int) (struct)
	if err := t.GasFeeCap.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.GasPremium (big.Int) (struct)
	if err := t.GasPremium.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.Method (abi.MethodNum) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Method)); err != nil {
		return err
	}

	// t.Params ([]uint8) (slice)
	if len(t.Params) > cbg.ByteArrayMaxLen {
		return xerrors.Errorf("Byte array in field t.Params was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajByteString, uint64(len(t.Params))); err != nil {
		return err
	}

	if _, err := cw.Write(t.Params[:]); err != nil {
		return err
	}
	return nil
}

func (t *Message) UnmarshalCBOR(r io.Reader) (err error) {
	*t = Message{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 10 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Version (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Version = uint64(extra)

	}
	// t.To (address.Address) (struct)

	{

		if err := t.To.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.To: %w", err)
		}

	}
	// t.From (address.Address) (struct)

	{

		if err := t.From.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.From: %w", err)
		}

	}
	// t.Nonce (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Nonce = uint64(extra)

	}
	// t.Value (big.Int) (struct)

	{

		if err := t.Value.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.Value: %w", err)
		}

	}
	// t.GasLimit (int64) (int64)
	{
		maj, extra, err := cr.ReadHeader()
		var extraI int64
		if err != nil {
			return err
		}
		switch maj {
		case cbg.MajUnsignedInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 positive overflow")
			}
		case cbg.MajNegativeInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 negative oveflow")
			}
			extraI = -1 - extraI
		default:
			return fmt.Errorf("wrong type for int64 field: %d", maj)
		}

		t.GasLimit = int64(extraI)
	}
	// t.GasFeeCap (big.Int) (struct)

	{

		if err := t.GasFeeCap.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.GasFeeCap: %w", err)
		}

	}
	// t.GasPremium (big.Int) (struct)

	{

		if err := t.GasPremium.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.GasPremium: %w", err)
		}

	}
	// t.Method (abi.MethodNum) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Method = abi.MethodNum(extra)

	}
	// t.Params ([]uint8) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.ByteArrayMaxLen {
		return fmt.Errorf("t.Params: byte array too large (%d)", extra)
	}
	if maj != cbg.MajByteString {
		return fmt.Errorf("expected byte array")
	}

	if extra > 0 {
		t.Params = make([]uint8, extra)
	}

	if _, err := io.ReadFull(cr, t.Params[:]); err != nil {
		return err
	}
	return nil
}

var lengthBufSignedMessage = []byte{130}

func (t *SignedMessage) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufSignedMessage); err != nil {
		return err
	}

	// t.Message (types.Message) (struct)
	if err := t.Message.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.Signature (crypto.Signature) (struct)
	if err := t.Signature.MarshalCBOR(cw); err != nil {
		return err
	}
	return nil
}

func (t *SignedMessage) UnmarshalCBOR(r io.Reader) (err error) {
	*t = SignedMessage{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 2 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Message (types.Message) (struct)

	{

		if err := t.Message.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.Message: %w", err)
		}

	}
	// t.Signature (crypto.Signature) (struct)

	{

		if err := t.Signature.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.Signature: %w", err)
		}

	}
	return nil
}

var lengthBufMsgMeta = []byte{130}

func (t *MsgMeta) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufMsgMeta); err != nil {
		return err
	}

	// t.BlsMessages (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.BlsMessages); err != nil {
		return xerrors.Errorf("failed to write cid field t.BlsMessages: %w", err)
	}

	// t.SecpkMessages (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.SecpkMessages); err != nil {
		return xerrors.Errorf("failed to write cid field t.SecpkMessages: %w", err)
	}

	return nil
}

func (t *MsgMeta) UnmarshalCBOR(r io.Reader) (err error) {
	*t = MsgMeta{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 2 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.BlsMessages (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.BlsMessages: %w", err)
		}

		t.BlsMessages = c

	}
	// t.SecpkMessages (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.SecpkMessages: %w", err)
		}

		t.SecpkMessages = c

	}
	return nil
}

var lengthBufActorV4 = []byte{132}

func (t *ActorV4) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufActorV4); err != nil {
		return err
	}

	// t.Code (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.Code); err != nil {
		return xerrors.Errorf("failed to write cid field t.Code: %w", err)
	}

	// t.Head (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.Head); err != nil {
		return xerrors.Errorf("failed to write cid field t.Head: %w", err)
	}

	// t.Nonce (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Nonce)); err != nil {
		return err
	}

	// t.Balance (big.Int) (struct)
	if err := t.Balance.MarshalCBOR(cw); err != nil {
		return err
	}
	return nil
}

func (t *ActorV4) UnmarshalCBOR(r io.Reader) (err error) {
	*t = ActorV4{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 4 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Code (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.Code: %w", err)
		}

		t.Code = c

	}
	// t.Head (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.Head: %w", err)
		}

		t.Head = c

	}
	// t.Nonce (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Nonce = uint64(extra)

	}
	// t.Balance (big.Int) (struct)

	{

		if err := t.Balance.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.Balance: %w", err)
		}

	}
	return nil
}

var lengthBufActorV5 = []byte{133}

func (t *ActorV5) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufActorV5); err != nil {
		return err
	}

	// t.Code (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.Code); err != nil {
		return xerrors.Errorf("failed to write cid field t.Code: %w", err)
	}

	// t.Head (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.Head); err != nil {
		return xerrors.Errorf("failed to write cid field t.Head: %w", err)
	}

	// t.Nonce (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Nonce)); err != nil {
		return err
	}

	// t.Balance (big.Int) (struct)
	if err := t.Balance.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.Address (address.Address) (struct)
	if err := t.Address.MarshalCBOR(cw); err != nil {
		return err
	}
	return nil
}

func (t *ActorV5) UnmarshalCBOR(r io.Reader) (err error) {
	*t = ActorV5{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 5 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Code (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.Code: %w", err)
		}

		t.Code = c

	}
	// t.Head (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.Head: %w", err)
		}

		t.Head = c

	}
	// t.Nonce (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Nonce = uint64(extra)

	}
	// t.Balance (big.Int) (struct)

	{

		if err := t.Balance.UnmarshalCBOR(cr); err != nil {
			return xerrors.Errorf("unmarshaling t.Balance: %w", err)
		}

	}
	// t.Address (address.Address) (struct)

	{

		b, err := cr.ReadByte()
		if err != nil {
			return err
		}
		if b != cbg.CborNull[0] {
			if err := cr.UnreadByte(); err != nil {
				return err
			}
			t.Address = new(address.Address)
			if err := t.Address.UnmarshalCBOR(cr); err != nil {
				return xerrors.Errorf("unmarshaling t.Address pointer: %w", err)
			}
		}

	}
	return nil
}

var lengthBufBlockMsg = []byte{131}

func (t *BlockMsg) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufBlockMsg); err != nil {
		return err
	}

	// t.Header (types.BlockHeader) (struct)
	if err := t.Header.MarshalCBOR(cw); err != nil {
		return err
	}

	// t.BlsMessages ([]cid.Cid) (slice)
	if len(t.BlsMessages) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.BlsMessages was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.BlsMessages))); err != nil {
		return err
	}
	for _, v := range t.BlsMessages {
		if err := cbg.WriteCid(w, v); err != nil {
			return xerrors.Errorf("failed writing cid field t.BlsMessages: %w", err)
		}
	}

	// t.SecpkMessages ([]cid.Cid) (slice)
	if len(t.SecpkMessages) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.SecpkMessages was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.SecpkMessages))); err != nil {
		return err
	}
	for _, v := range t.SecpkMessages {
		if err := cbg.WriteCid(w, v); err != nil {
			return xerrors.Errorf("failed writing cid field t.SecpkMessages: %w", err)
		}
	}
	return nil
}

func (t *BlockMsg) UnmarshalCBOR(r io.Reader) (err error) {
	*t = BlockMsg{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 3 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Header (types.BlockHeader) (struct)

	{

		b, err := cr.ReadByte()
		if err != nil {
			return err
		}
		if b != cbg.CborNull[0] {
			if err := cr.UnreadByte(); err != nil {
				return err
			}
			t.Header = new(BlockHeader)
			if err := t.Header.UnmarshalCBOR(cr); err != nil {
				return xerrors.Errorf("unmarshaling t.Header pointer: %w", err)
			}
		}

	}
	// t.BlsMessages ([]cid.Cid) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.BlsMessages: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.BlsMessages = make([]cid.Cid, extra)
	}

	for i := 0; i < int(extra); i++ {

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("reading cid field t.BlsMessages failed: %w", err)
		}
		t.BlsMessages[i] = c
	}

	// t.SecpkMessages ([]cid.Cid) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.SecpkMessages: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.SecpkMessages = make([]cid.Cid, extra)
	}

	for i := 0; i < int(extra); i++ {

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("reading cid field t.SecpkMessages failed: %w", err)
		}
		t.SecpkMessages[i] = c
	}

	return nil
}

var lengthBufExpTipSet = []byte{131}

func (t *ExpTipSet) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufExpTipSet); err != nil {
		return err
	}

	// t.Cids ([]cid.Cid) (slice)
	if len(t.Cids) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.Cids was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.Cids))); err != nil {
		return err
	}
	for _, v := range t.Cids {
		if err := cbg.WriteCid(w, v); err != nil {
			return xerrors.Errorf("failed writing cid field t.Cids: %w", err)
		}
	}

	// t.Blocks ([]*types.BlockHeader) (slice)
	if len(t.Blocks) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.Blocks was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.Blocks))); err != nil {
		return err
	}
	for _, v := range t.Blocks {
		if err := v.MarshalCBOR(cw); err != nil {
			return err
		}
	}

	// t.Height (abi.ChainEpoch) (int64)
	if t.Height >= 0 {
		if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Height)); err != nil {
			return err
		}
	} else {
		if err := cw.WriteMajorTypeHeader(cbg.MajNegativeInt, uint64(-t.Height-1)); err != nil {
			return err
		}
	}
	return nil
}

func (t *ExpTipSet) UnmarshalCBOR(r io.Reader) (err error) {
	*t = ExpTipSet{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 3 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Cids ([]cid.Cid) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.Cids: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.Cids = make([]cid.Cid, extra)
	}

	for i := 0; i < int(extra); i++ {

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("reading cid field t.Cids failed: %w", err)
		}
		t.Cids[i] = c
	}

	// t.Blocks ([]*types.BlockHeader) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.Blocks: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.Blocks = make([]*BlockHeader, extra)
	}

	for i := 0; i < int(extra); i++ {

		var v BlockHeader
		if err := v.UnmarshalCBOR(cr); err != nil {
			return err
		}

		t.Blocks[i] = &v
	}

	// t.Height (abi.ChainEpoch) (int64)
	{
		maj, extra, err := cr.ReadHeader()
		var extraI int64
		if err != nil {
			return err
		}
		switch maj {
		case cbg.MajUnsignedInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 positive overflow")
			}
		case cbg.MajNegativeInt:
			extraI = int64(extra)
			if extraI < 0 {
				return fmt.Errorf("int64 negative oveflow")
			}
			extraI = -1 - extraI
		default:
			return fmt.Errorf("wrong type for int64 field: %d", maj)
		}

		t.Height = abi.ChainEpoch(extraI)
	}
	return nil
}

var lengthBufBeaconEntry = []byte{130}

func (t *BeaconEntry) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufBeaconEntry); err != nil {
		return err
	}

	// t.Round (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Round)); err != nil {
		return err
	}

	// t.Data ([]uint8) (slice)
	if len(t.Data) > cbg.ByteArrayMaxLen {
		return xerrors.Errorf("Byte array in field t.Data was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajByteString, uint64(len(t.Data))); err != nil {
		return err
	}

	if _, err := cw.Write(t.Data[:]); err != nil {
		return err
	}
	return nil
}

func (t *BeaconEntry) UnmarshalCBOR(r io.Reader) (err error) {
	*t = BeaconEntry{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 2 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Round (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Round = uint64(extra)

	}
	// t.Data ([]uint8) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.ByteArrayMaxLen {
		return fmt.Errorf("t.Data: byte array too large (%d)", extra)
	}
	if maj != cbg.MajByteString {
		return fmt.Errorf("expected byte array")
	}

	if extra > 0 {
		t.Data = make([]uint8, extra)
	}

	if _, err := io.ReadFull(cr, t.Data[:]); err != nil {
		return err
	}
	return nil
}

var lengthBufStateRoot = []byte{131}

func (t *StateRoot) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufStateRoot); err != nil {
		return err
	}

	// t.Version (types.StateTreeVersion) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Version)); err != nil {
		return err
	}

	// t.Actors (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.Actors); err != nil {
		return xerrors.Errorf("failed to write cid field t.Actors: %w", err)
	}

	// t.Info (cid.Cid) (struct)

	if err := cbg.WriteCid(cw, t.Info); err != nil {
		return xerrors.Errorf("failed to write cid field t.Info: %w", err)
	}

	return nil
}

func (t *StateRoot) UnmarshalCBOR(r io.Reader) (err error) {
	*t = StateRoot{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 3 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Version (types.StateTreeVersion) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Version = StateTreeVersion(extra)

	}
	// t.Actors (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.Actors: %w", err)
		}

		t.Actors = c

	}
	// t.Info (cid.Cid) (struct)

	{

		c, err := cbg.ReadCid(cr)
		if err != nil {
			return xerrors.Errorf("failed to read cid field t.Info: %w", err)
		}

		t.Info = c

	}
	return nil
}

var lengthBufStateInfo0 = []byte{128}

func (t *StateInfo0) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufStateInfo0); err != nil {
		return err
	}
	return nil
}

func (t *StateInfo0) UnmarshalCBOR(r io.Reader) (err error) {
	*t = StateInfo0{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 0 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	return nil
}

var lengthBufEvent = []byte{130}

func (t *Event) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufEvent); err != nil {
		return err
	}

	// t.Emitter (abi.ActorID) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Emitter)); err != nil {
		return err
	}

	// t.Entries ([]types.EventEntry) (slice)
	if len(t.Entries) > cbg.MaxLength {
		return xerrors.Errorf("Slice value in field t.Entries was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajArray, uint64(len(t.Entries))); err != nil {
		return err
	}
	for _, v := range t.Entries {
		if err := v.MarshalCBOR(cw); err != nil {
			return err
		}
	}
	return nil
}

func (t *Event) UnmarshalCBOR(r io.Reader) (err error) {
	*t = Event{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 2 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Emitter (abi.ActorID) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Emitter = abi.ActorID(extra)

	}
	// t.Entries ([]types.EventEntry) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.MaxLength {
		return fmt.Errorf("t.Entries: array too large (%d)", extra)
	}

	if maj != cbg.MajArray {
		return fmt.Errorf("expected cbor array")
	}

	if extra > 0 {
		t.Entries = make([]EventEntry, extra)
	}

	for i := 0; i < int(extra); i++ {

		var v EventEntry
		if err := v.UnmarshalCBOR(cr); err != nil {
			return err
		}

		t.Entries[i] = v
	}

	return nil
}

var lengthBufEventEntry = []byte{132}

func (t *EventEntry) MarshalCBOR(w io.Writer) error {
	if t == nil {
		_, err := w.Write(cbg.CborNull)
		return err
	}

	cw := cbg.NewCborWriter(w)

	if _, err := cw.Write(lengthBufEventEntry); err != nil {
		return err
	}

	// t.Flags (uint8) (uint8)
	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Flags)); err != nil {
		return err
	}

	// t.Key (string) (string)
	if len(t.Key) > cbg.MaxLength {
		return xerrors.Errorf("Value in field t.Key was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajTextString, uint64(len(t.Key))); err != nil {
		return err
	}
	if _, err := io.WriteString(w, string(t.Key)); err != nil {
		return err
	}

	// t.Codec (uint64) (uint64)

	if err := cw.WriteMajorTypeHeader(cbg.MajUnsignedInt, uint64(t.Codec)); err != nil {
		return err
	}

	// t.Value ([]uint8) (slice)
	if len(t.Value) > cbg.ByteArrayMaxLen {
		return xerrors.Errorf("Byte array in field t.Value was too long")
	}

	if err := cw.WriteMajorTypeHeader(cbg.MajByteString, uint64(len(t.Value))); err != nil {
		return err
	}

	if _, err := cw.Write(t.Value[:]); err != nil {
		return err
	}
	return nil
}

func (t *EventEntry) UnmarshalCBOR(r io.Reader) (err error) {
	*t = EventEntry{}

	cr := cbg.NewCborReader(r)

	maj, extra, err := cr.ReadHeader()
	if err != nil {
		return err
	}
	defer func() {
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
	}()

	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 4 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Flags (uint8) (uint8)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}
	if maj != cbg.MajUnsignedInt {
		return fmt.Errorf("wrong type for uint8 field")
	}
	if extra > math.MaxUint8 {
		return fmt.Errorf("integer in input was too large for uint8 field")
	}
	t.Flags = uint8(extra)
	// t.Key (string) (string)

	{
		sval, err := cbg.ReadString(cr)
		if err != nil {
			return err
		}

		t.Key = string(sval)
	}
	// t.Codec (uint64) (uint64)

	{

		maj, extra, err = cr.ReadHeader()
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.Codec = uint64(extra)

	}
	// t.Value ([]uint8) (slice)

	maj, extra, err = cr.ReadHeader()
	if err != nil {
		return err
	}

	if extra > cbg.ByteArrayMaxLen {
		return fmt.Errorf("t.Value: byte array too large (%d)", extra)
	}
	if maj != cbg.MajByteString {
		return fmt.Errorf("expected byte array")
	}

	if extra > 0 {
		t.Value = make([]uint8, extra)
	}

	if _, err := io.ReadFull(cr, t.Value[:]); err != nil {
		return err
	}
	return nil
}