cbor_gen.go

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

package multisig

import (
	"fmt"
	"io"

	address "github.com/filecoin-project/go-address"
	abi "github.com/filecoin-project/go-state-types/abi"
	multisig "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
	cbg "github.com/whyrusleeping/cbor-gen"
	xerrors "golang.org/x/xerrors"
)

var _ = xerrors.Errorf

var lengthBufState = []byte{135}

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

	scratch := make([]byte, 9)

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

	if err := cbg.WriteMajorTypeHeaderBuf(scratch, w, cbg.MajArray, uint64(len(t.Signers))); err != nil {
		return err
	}
	for _, v := range t.Signers {
		if err := v.MarshalCBOR(w); err != nil {
			return err
		}
	}

	// t.NumApprovalsThreshold (uint64) (uint64)

	if err := cbg.WriteMajorTypeHeaderBuf(scratch, w, cbg.MajUnsignedInt, uint64(t.NumApprovalsThreshold)); err != nil {
		return err
	}

	// t.NextTxnID (multisig.TxnID) (int64)
	if t.NextTxnID >= 0 {
		if err := cbg.WriteMajorTypeHeaderBuf(scratch, w, cbg.MajUnsignedInt, uint64(t.NextTxnID)); err != nil {
			return err
		}
	} else {
		if err := cbg.WriteMajorTypeHeaderBuf(scratch, w, cbg.MajNegativeInt, uint64(-t.NextTxnID-1)); err != nil {
			return err
		}
	}

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

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

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

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

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

	return nil
}

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

	br := cbg.GetPeeker(r)
	scratch := make([]byte, 8)

	maj, extra, err := cbg.CborReadHeaderBuf(br, scratch)
	if err != nil {
		return err
	}
	if maj != cbg.MajArray {
		return fmt.Errorf("cbor input should be of type array")
	}

	if extra != 7 {
		return fmt.Errorf("cbor input had wrong number of fields")
	}

	// t.Signers ([]address.Address) (slice)

	maj, extra, err = cbg.CborReadHeaderBuf(br, scratch)
	if err != nil {
		return err
	}

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

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

	if extra > 0 {
		t.Signers = make([]address.Address, extra)
	}

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

		var v address.Address
		if err := v.UnmarshalCBOR(br); err != nil {
			return err
		}

		t.Signers[i] = v
	}

	// t.NumApprovalsThreshold (uint64) (uint64)

	{

		maj, extra, err = cbg.CborReadHeaderBuf(br, scratch)
		if err != nil {
			return err
		}
		if maj != cbg.MajUnsignedInt {
			return fmt.Errorf("wrong type for uint64 field")
		}
		t.NumApprovalsThreshold = uint64(extra)

	}
	// t.NextTxnID (multisig.TxnID) (int64)
	{
		maj, extra, err := cbg.CborReadHeaderBuf(br, scratch)
		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.NextTxnID = multisig.TxnID(extraI)
	}
	// t.InitialBalance (big.Int) (struct)

	{

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

	}
	// t.StartEpoch (abi.ChainEpoch) (int64)
	{
		maj, extra, err := cbg.CborReadHeaderBuf(br, scratch)
		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.StartEpoch = abi.ChainEpoch(extraI)
	}
	// t.UnlockDuration (abi.ChainEpoch) (int64)
	{
		maj, extra, err := cbg.CborReadHeaderBuf(br, scratch)
		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.UnlockDuration = abi.ChainEpoch(extraI)
	}
	// t.PendingTxns (cid.Cid) (struct)

	{

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

		t.PendingTxns = c

	}
	return nil
}