erigon-pulse/turbo/adapter/chain_context.go

87 lines
2.8 KiB
Go

package adapter
import (
"math/big"
"github.com/ledgerwatch/erigon/common"
"github.com/ledgerwatch/erigon/consensus"
"github.com/ledgerwatch/erigon/core/rawdb"
"github.com/ledgerwatch/erigon/core/state"
"github.com/ledgerwatch/erigon/core/types"
"github.com/ledgerwatch/erigon/ethdb"
"github.com/ledgerwatch/erigon/params"
"github.com/ledgerwatch/erigon/rlp"
"github.com/ledgerwatch/erigon/rpc"
)
type chainContext struct {
tx ethdb.Tx
}
func NewChainContext(tx ethdb.Tx) *chainContext {
return &chainContext{
tx: tx,
}
}
type powEngine struct {
}
func (c *powEngine) VerifyHeader(chain consensus.ChainHeaderReader, header *types.Header, seal bool) error {
panic("must not be called")
}
func (c *powEngine) VerifyHeaders(chain consensus.ChainHeaderReader, headers []*types.Header, seals []bool) error {
panic("must not be called")
}
func (c *powEngine) VerifyUncles(chain consensus.ChainReader, block *types.Header, uncles []*types.Header) error {
panic("must not be called")
}
func (c *powEngine) VerifySeal(chain consensus.ChainHeaderReader, header *types.Header) error {
panic("must not be called")
}
func (c *powEngine) Prepare(chain consensus.ChainHeaderReader, header *types.Header) error {
panic("must not be called")
}
func (c *powEngine) Finalize(chainConfig *params.ChainConfig, header *types.Header, state *state.IntraBlockState, txs []types.Transaction, uncles []*types.Header, syscall consensus.SystemCall) {
panic("must not be called")
}
func (c *powEngine) FinalizeAndAssemble(chainConfig *params.ChainConfig, header *types.Header, state *state.IntraBlockState, txs []types.Transaction,
uncles []*types.Header, receipts []*types.Receipt, syscall consensus.SystemCall) (*types.Block, error) {
panic("must not be called")
}
func (c *powEngine) Seal(chain consensus.ChainHeaderReader, block *types.Block, results chan<- *types.Block, stop <-chan struct{}) error {
panic("must not be called")
}
func (c *powEngine) SealHash(header *types.Header) common.Hash {
panic("must not be called")
}
func (c *powEngine) GenerateSeal(chain consensus.ChainHeaderReader, currnt, parent *types.Header) []rlp.RawValue {
return nil
}
func (c *powEngine) CalcDifficulty(chain consensus.ChainHeaderReader, time, parentTime uint64, parentDifficulty *big.Int, parentNumber uint64, parentHash, parentUncleHash common.Hash, _ []rlp.RawValue) *big.Int {
panic("must not be called")
}
func (c *powEngine) APIs(chain consensus.ChainHeaderReader) []rpc.API {
panic("must not be called")
}
func (c *powEngine) Close() error {
panic("must not be called")
}
func (c *powEngine) Author(header *types.Header) (common.Address, error) {
return header.Coinbase, nil
}
func (c *chainContext) GetHeader(hash common.Hash, number uint64) *types.Header {
return rawdb.ReadHeader(c.tx, hash, number)
}
func (c *chainContext) Engine() consensus.Engine {
return &powEngine{}
}