/
blockheader.go
72 lines (65 loc) · 2.41 KB
/
blockheader.go
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package serialization
import (
"math"
"math/big"
"github.com/karlsend/PYVERT/testfork/karlsend/domain/consensus/model/externalapi"
"github.com/karlsend/PYVERT/testfork/karlsend/domain/consensus/utils/blockheader"
"github.com/pkg/errors"
)
// DomainBlockHeaderToDbBlockHeader converts BlockHeader to DbBlockHeader
func DomainBlockHeaderToDbBlockHeader(domainBlockHeader externalapi.BlockHeader) *DbBlockHeader {
return &DbBlockHeader{
Version: uint32(domainBlockHeader.Version()),
Parents: DomainParentsToDbParents(domainBlockHeader.Parents()),
HashMerkleRoot: DomainHashToDbHash(domainBlockHeader.HashMerkleRoot()),
AcceptedIDMerkleRoot: DomainHashToDbHash(domainBlockHeader.AcceptedIDMerkleRoot()),
UtxoCommitment: DomainHashToDbHash(domainBlockHeader.UTXOCommitment()),
TimeInMilliseconds: domainBlockHeader.TimeInMilliseconds(),
Bits: domainBlockHeader.Bits(),
Nonce: domainBlockHeader.Nonce(),
DaaScore: domainBlockHeader.DAAScore(),
BlueScore: domainBlockHeader.BlueScore(),
BlueWork: domainBlockHeader.BlueWork().Bytes(),
PruningPoint: DomainHashToDbHash(domainBlockHeader.PruningPoint()),
}
}
// DbBlockHeaderToDomainBlockHeader converts DbBlockHeader to BlockHeader
func DbBlockHeaderToDomainBlockHeader(dbBlockHeader *DbBlockHeader) (externalapi.BlockHeader, error) {
parents, err := DbParentsToDomainParents(dbBlockHeader.Parents)
if err != nil {
return nil, err
}
hashMerkleRoot, err := DbHashToDomainHash(dbBlockHeader.HashMerkleRoot)
if err != nil {
return nil, err
}
acceptedIDMerkleRoot, err := DbHashToDomainHash(dbBlockHeader.AcceptedIDMerkleRoot)
if err != nil {
return nil, err
}
utxoCommitment, err := DbHashToDomainHash(dbBlockHeader.UtxoCommitment)
if err != nil {
return nil, err
}
if dbBlockHeader.Version > math.MaxUint16 {
return nil, errors.Errorf("Invalid header version - bigger then uint16")
}
pruningPoint, err := DbHashToDomainHash(dbBlockHeader.PruningPoint)
if err != nil {
return nil, err
}
return blockheader.NewImmutableBlockHeader(
uint16(dbBlockHeader.Version),
parents,
hashMerkleRoot,
acceptedIDMerkleRoot,
utxoCommitment,
dbBlockHeader.TimeInMilliseconds,
dbBlockHeader.Bits,
dbBlockHeader.Nonce,
dbBlockHeader.DaaScore,
dbBlockHeader.BlueScore,
new(big.Int).SetBytes(dbBlockHeader.BlueWork),
pruningPoint,
), nil
}