// Code generated by fastssz. DO NOT EDIT.
package fuzz

import (
	ssz "github.com/ferranbt/fastssz"
	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
	pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
)

// MarshalSSZ ssz marshals the InputBlockWithPrestate object
func (i *InputBlockWithPrestate) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(i)
}

// MarshalSSZTo ssz marshals the InputBlockWithPrestate object to a target array
func (i *InputBlockWithPrestate) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(8)

	// Offset (0) 'State'
	dst = ssz.WriteOffset(dst, offset)
	if i.State == nil {
		i.State = new(pb.BeaconState)
	}
	offset += i.State.SizeSSZ()

	// Offset (1) 'Block'
	dst = ssz.WriteOffset(dst, offset)
	if i.Block == nil {
		i.Block = new(ethpb.SignedBeaconBlock)
	}
	offset += i.Block.SizeSSZ()

	// Field (0) 'State'
	if dst, err = i.State.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Block'
	if dst, err = i.Block.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the InputBlockWithPrestate object
func (i *InputBlockWithPrestate) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 8 {
		return ssz.ErrSize
	}

	tail := buf
	var o0, o1 uint64

	// Offset (0) 'State'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	// Offset (1) 'Block'
	if o1 = ssz.ReadOffset(buf[4:8]); o1 > size || o0 > o1 {
		return ssz.ErrOffset
	}

	// Field (0) 'State'
	{
		buf = tail[o0:o1]
		if i.State == nil {
			i.State = new(pb.BeaconState)
		}
		if err = i.State.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}

	// Field (1) 'Block'
	{
		buf = tail[o1:]
		if i.Block == nil {
			i.Block = new(ethpb.SignedBeaconBlock)
		}
		if err = i.Block.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the InputBlockWithPrestate object
func (i *InputBlockWithPrestate) SizeSSZ() (size int) {
	size = 8

	// Field (0) 'State'
	if i.State == nil {
		i.State = new(pb.BeaconState)
	}
	size += i.State.SizeSSZ()

	// Field (1) 'Block'
	if i.Block == nil {
		i.Block = new(ethpb.SignedBeaconBlock)
	}
	size += i.Block.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the InputBlockWithPrestate object
func (i *InputBlockWithPrestate) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(i)
}

// HashTreeRootWith ssz hashes the InputBlockWithPrestate object with a hasher
func (i *InputBlockWithPrestate) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'State'
	if err = i.State.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Block'
	if err = i.Block.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}