6eadc8fdf8
* rpc, evm: remove tc receipt * rm receipt from gRPC query service * update eth block * update tx service response * rpc tx fixes * update bloom * fix * more fixes * c++
374 lines
10 KiB
Go
374 lines
10 KiB
Go
package types
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import (
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"fmt"
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"io"
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"math/big"
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"github.com/cosmos/cosmos-sdk/crypto/keyring"
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/x/auth/ante"
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"github.com/cosmos/ethermint/types"
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ethcmn "github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/rlp"
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)
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var (
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_ sdk.Msg = &MsgEthereumTx{}
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_ sdk.Tx = &MsgEthereumTx{}
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_ ante.GasTx = &MsgEthereumTx{}
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)
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// message type and route constants
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const (
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// TypeMsgEthereumTx defines the type string of an Ethereum transaction
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TypeMsgEthereumTx = "ethereum_tx"
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)
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// NewMsgEthereumTx returns a reference to a new Ethereum transaction message.
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func NewMsgEthereumTx(
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chainID *big.Int, nonce uint64, to *ethcmn.Address, amount *big.Int,
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gasLimit uint64, gasPrice *big.Int, input []byte, accesses *ethtypes.AccessList,
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) *MsgEthereumTx {
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return newMsgEthereumTx(chainID, nonce, to, amount, gasLimit, gasPrice, input, accesses)
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}
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// NewMsgEthereumTxContract returns a reference to a new Ethereum transaction
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// message designated for contract creation.
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func NewMsgEthereumTxContract(
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chainID *big.Int, nonce uint64, amount *big.Int,
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gasLimit uint64, gasPrice *big.Int, input []byte, accesses *ethtypes.AccessList,
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) *MsgEthereumTx {
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return newMsgEthereumTx(chainID, nonce, nil, amount, gasLimit, gasPrice, input, accesses)
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}
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func newMsgEthereumTx(
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chainID *big.Int, nonce uint64, to *ethcmn.Address, amount *big.Int,
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gasLimit uint64, gasPrice *big.Int, input []byte, accesses *ethtypes.AccessList,
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) *MsgEthereumTx {
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if len(input) > 0 {
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input = ethcmn.CopyBytes(input)
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}
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var toHex string
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if to != nil {
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toHex = to.Hex()
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}
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var chainIDBz []byte
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if chainID != nil {
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chainIDBz = chainID.Bytes()
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}
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txData := &TxData{
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ChainID: chainIDBz,
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Nonce: nonce,
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To: toHex,
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Input: input,
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GasLimit: gasLimit,
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Amount: []byte{},
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GasPrice: []byte{},
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Accesses: NewAccessList(accesses),
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V: []byte{},
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R: []byte{},
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S: []byte{},
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}
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if amount != nil {
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txData.Amount = amount.Bytes()
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}
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if gasPrice != nil {
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txData.GasPrice = gasPrice.Bytes()
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}
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return &MsgEthereumTx{Data: txData}
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}
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// fromEthereumTx populates the message fields from the given ethereum transaction
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func (msg *MsgEthereumTx) FromEthereumTx(tx *ethtypes.Transaction) {
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to := ""
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if tx.To() != nil {
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to = tx.To().Hex()
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}
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al := tx.AccessList()
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v, r, s := tx.RawSignatureValues()
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msg.Data = &TxData{
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ChainID: tx.ChainId().Bytes(),
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Nonce: tx.Nonce(),
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Input: tx.Data(),
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GasLimit: tx.Gas(),
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To: to,
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Amount: tx.Value().Bytes(),
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GasPrice: tx.GasPrice().Bytes(),
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Accesses: NewAccessList(&al),
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V: v.Bytes(),
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R: r.Bytes(),
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S: s.Bytes(),
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}
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msg.Size_ = float64(tx.Size())
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msg.Hash = tx.Hash().Hex()
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}
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// Route returns the route value of an MsgEthereumTx.
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func (msg MsgEthereumTx) Route() string { return RouterKey }
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// Type returns the type value of an MsgEthereumTx.
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func (msg MsgEthereumTx) Type() string { return TypeMsgEthereumTx }
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// ValidateBasic implements the sdk.Msg interface. It performs basic validation
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// checks of a Transaction. If returns an error if validation fails.
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func (msg MsgEthereumTx) ValidateBasic() error {
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gasPrice := new(big.Int).SetBytes(msg.Data.GasPrice)
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if gasPrice.Sign() == -1 {
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return sdkerrors.Wrapf(ErrInvalidGasPrice, "gas price cannot be negative %s", gasPrice)
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}
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// Amount can be 0
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amount := new(big.Int).SetBytes(msg.Data.Amount)
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if amount.Sign() == -1 {
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return sdkerrors.Wrapf(ErrInvalidAmount, "amount cannot be negative %s", amount)
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}
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if msg.Data.To != "" {
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if err := types.ValidateAddress(msg.Data.To); err != nil {
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return sdkerrors.Wrap(err, "invalid to address")
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}
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}
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if msg.From != "" {
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if err := types.ValidateAddress(msg.From); err != nil {
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return sdkerrors.Wrap(err, "invalid from address")
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}
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}
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return nil
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}
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// To returns the recipient address of the transaction. It returns nil if the
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// transaction is a contract creation.
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func (msg MsgEthereumTx) To() *ethcmn.Address {
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if msg.Data.To == "" {
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return nil
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}
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recipient := ethcmn.HexToAddress(msg.Data.To)
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return &recipient
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}
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// GetMsgs returns a single MsgEthereumTx as an sdk.Msg.
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func (msg *MsgEthereumTx) GetMsgs() []sdk.Msg {
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return []sdk.Msg{msg}
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}
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// GetSigners returns the expected signers for an Ethereum transaction message.
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// For such a message, there should exist only a single 'signer'.
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//
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// NOTE: This method panics if 'Sign' hasn't been called first.
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func (msg MsgEthereumTx) GetSigners() []sdk.AccAddress {
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v, r, s := msg.RawSignatureValues()
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if msg.From == "" || v == nil || r == nil || s == nil {
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panic("must use 'Sign' with a chain ID to get the signer")
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}
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signer := sdk.AccAddress(ethcmn.HexToAddress(msg.From).Bytes())
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return []sdk.AccAddress{signer}
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}
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// GetSignBytes returns the Amino bytes of an Ethereum transaction message used
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// for signing.
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//
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// NOTE: This method cannot be used as a chain ID is needed to create valid bytes
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// to sign over. Use 'RLPSignBytes' instead.
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func (msg MsgEthereumTx) GetSignBytes() []byte {
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panic("must use 'RLPSignBytes' with a chain ID to get the valid bytes to sign")
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}
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// RLPSignBytes returns the RLP hash of an Ethereum transaction message with a
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// given chainID used for signing.
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func (msg MsgEthereumTx) RLPSignBytes(chainID *big.Int) ethcmn.Hash {
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if msg.Data.ChainID != nil {
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chainID = new(big.Int).SetBytes(msg.Data.ChainID)
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}
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var accessList *ethtypes.AccessList
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if msg.Data.Accesses != nil {
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accessList = msg.Data.Accesses.ToEthAccessList()
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}
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return rlpHash([]interface{}{
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chainID,
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msg.Data.Nonce,
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new(big.Int).SetBytes(msg.Data.GasPrice),
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msg.Data.GasLimit,
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msg.To(),
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new(big.Int).SetBytes(msg.Data.Amount),
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new(big.Int).SetBytes(msg.Data.Input),
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accessList,
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})
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}
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// EncodeRLP implements the rlp.Encoder interface.
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func (msg *MsgEthereumTx) EncodeRLP(w io.Writer) error {
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tx := msg.AsTransaction()
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return tx.EncodeRLP(w)
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}
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// DecodeRLP implements the rlp.Decoder interface.
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func (msg *MsgEthereumTx) DecodeRLP(stream *rlp.Stream) error {
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tx := ðtypes.Transaction{}
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if err := tx.DecodeRLP(stream); err != nil {
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return err
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}
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msg.FromEthereumTx(tx)
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return nil
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}
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// Sign calculates a secp256k1 ECDSA signature and signs the transaction. It
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// takes a keyring signer and the chainID to sign an Ethereum transaction according to
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// EIP155 standard.
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// This method mutates the transaction as it populates the V, R, S
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// fields of the Transaction's Signature.
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// The function will fail if the sender address is not defined for the msg or if
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// the sender is not registered on the keyring
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func (msg *MsgEthereumTx) Sign(ethSigner ethtypes.Signer, keyringSigner keyring.Signer) error {
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from := msg.GetFrom()
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if from.Empty() {
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return fmt.Errorf("sender address not defined for message")
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}
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tx := msg.AsTransaction()
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txHash := ethSigner.Hash(tx)
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sig, _, err := keyringSigner.SignByAddress(from, txHash.Bytes())
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if err != nil {
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return err
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}
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tx, err = tx.WithSignature(ethSigner, sig)
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if err != nil {
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return err
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}
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msg.FromEthereumTx(tx)
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return nil
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}
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// GetGas implements the GasTx interface. It returns the GasLimit of the transaction.
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func (msg MsgEthereumTx) GetGas() uint64 {
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return msg.Data.GasLimit
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}
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// Fee returns gasprice * gaslimit.
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func (msg MsgEthereumTx) Fee() *big.Int {
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gasPrice := new(big.Int).SetBytes(msg.Data.GasPrice)
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gasLimit := new(big.Int).SetUint64(msg.Data.GasLimit)
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return new(big.Int).Mul(gasPrice, gasLimit)
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}
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// ChainID returns which chain id this transaction was signed for (if at all)
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func (msg *MsgEthereumTx) ChainID() *big.Int {
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return new(big.Int).SetBytes(msg.Data.ChainID)
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}
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// Cost returns amount + gasprice * gaslimit.
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func (msg MsgEthereumTx) Cost() *big.Int {
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total := msg.Fee()
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total.Add(total, new(big.Int).SetBytes(msg.Data.Amount))
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return total
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}
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// RawSignatureValues returns the V, R, S signature values of the transaction.
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// The return values should not be modified by the caller.
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func (msg MsgEthereumTx) RawSignatureValues() (v, r, s *big.Int) {
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return new(big.Int).SetBytes(msg.Data.V),
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new(big.Int).SetBytes(msg.Data.R),
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new(big.Int).SetBytes(msg.Data.S)
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}
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// GetFrom loads the ethereum sender address from the sigcache and returns an
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// sdk.AccAddress from its bytes
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func (msg *MsgEthereumTx) GetFrom() sdk.AccAddress {
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if msg.From == "" {
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return nil
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}
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return ethcmn.HexToAddress(msg.From).Bytes()
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}
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// AsTransaction creates an Ethereum Transaction type from the msg fields
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func (msg MsgEthereumTx) AsTransaction() *ethtypes.Transaction {
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return ethtypes.NewTx(msg.Data.AsEthereumData())
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}
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// AsMessage creates an Ethereum core.Message from the msg fields. This method
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// fails if the sender address is not defined
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func (msg MsgEthereumTx) AsMessage() (core.Message, error) {
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if msg.From == "" {
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return nil, sdkerrors.Wrap(sdkerrors.ErrInvalidAddress, "'from' address cannot be empty")
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}
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from := ethcmn.HexToAddress(msg.From)
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var to *ethcmn.Address
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if msg.Data.To != "" {
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toAddr := ethcmn.HexToAddress(msg.Data.To)
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to = &toAddr
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}
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var accessList ethtypes.AccessList
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if msg.Data.Accesses != nil {
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accessList = *msg.Data.Accesses.ToEthAccessList()
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}
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return ethtypes.NewMessage(
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from,
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to,
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msg.Data.Nonce,
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new(big.Int).SetBytes(msg.Data.Amount),
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msg.Data.GasLimit,
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new(big.Int).SetBytes(msg.Data.GasPrice),
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msg.Data.Input,
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accessList,
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true,
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), nil
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}
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// AsEthereumData returns an AccessListTx transaction data from the proto-formatted
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// TxData defined on the Cosmos EVM.
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func (data *TxData) AsEthereumData() ethtypes.TxData {
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var to *ethcmn.Address
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if data.To != "" {
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toAddr := ethcmn.HexToAddress(data.To)
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to = &toAddr
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}
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var accessList ethtypes.AccessList
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if data.Accesses != nil {
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accessList = *data.Accesses.ToEthAccessList()
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}
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return ðtypes.AccessListTx{
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ChainID: new(big.Int).SetBytes(data.ChainID),
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Nonce: data.Nonce,
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GasPrice: new(big.Int).SetBytes(data.GasPrice),
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Gas: data.GasLimit,
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To: to,
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Value: new(big.Int).SetBytes(data.Amount),
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Data: data.Input,
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AccessList: accessList,
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V: new(big.Int).SetBytes(data.V),
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R: new(big.Int).SetBytes(data.R),
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S: new(big.Int).SetBytes(data.S),
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}
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}
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