mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
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619a3e7085
Fixes #23972
94 lines
3.3 KiB
Go
94 lines
3.3 KiB
Go
package core
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import (
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"fmt"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/common/math"
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"github.com/ethereum/go-ethereum/signer/core/apitypes"
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)
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// GnosisSafeTx is a type to parse the safe-tx returned by the relayer,
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// it also conforms to the API required by the Gnosis Safe tx relay service.
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// See 'SafeMultisigTransaction' on https://safe-transaction.mainnet.gnosis.io/
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type GnosisSafeTx struct {
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// These fields are only used on output
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Signature hexutil.Bytes `json:"signature"`
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SafeTxHash common.Hash `json:"contractTransactionHash"`
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Sender common.MixedcaseAddress `json:"sender"`
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// These fields are used both on input and output
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Safe common.MixedcaseAddress `json:"safe"`
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To common.MixedcaseAddress `json:"to"`
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Value math.Decimal256 `json:"value"`
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GasPrice math.Decimal256 `json:"gasPrice"`
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Data *hexutil.Bytes `json:"data"`
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Operation uint8 `json:"operation"`
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GasToken common.Address `json:"gasToken"`
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RefundReceiver common.Address `json:"refundReceiver"`
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BaseGas big.Int `json:"baseGas"`
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SafeTxGas big.Int `json:"safeTxGas"`
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Nonce big.Int `json:"nonce"`
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InputExpHash common.Hash `json:"safeTxHash"`
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}
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// ToTypedData converts the tx to a EIP-712 Typed Data structure for signing
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func (tx *GnosisSafeTx) ToTypedData() apitypes.TypedData {
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var data hexutil.Bytes
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if tx.Data != nil {
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data = *tx.Data
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}
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gnosisTypedData := apitypes.TypedData{
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Types: apitypes.Types{
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"EIP712Domain": []apitypes.Type{{Name: "verifyingContract", Type: "address"}},
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"SafeTx": []apitypes.Type{
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{Name: "to", Type: "address"},
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{Name: "value", Type: "uint256"},
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{Name: "data", Type: "bytes"},
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{Name: "operation", Type: "uint8"},
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{Name: "safeTxGas", Type: "uint256"},
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{Name: "baseGas", Type: "uint256"},
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{Name: "gasPrice", Type: "uint256"},
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{Name: "gasToken", Type: "address"},
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{Name: "refundReceiver", Type: "address"},
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{Name: "nonce", Type: "uint256"},
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},
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},
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Domain: apitypes.TypedDataDomain{
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VerifyingContract: tx.Safe.Address().Hex(),
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},
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PrimaryType: "SafeTx",
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Message: apitypes.TypedDataMessage{
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"to": tx.To.Address().Hex(),
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"value": tx.Value.String(),
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"data": data,
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"operation": fmt.Sprintf("%d", tx.Operation),
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"safeTxGas": fmt.Sprintf("%#d", &tx.SafeTxGas),
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"baseGas": fmt.Sprintf("%#d", &tx.BaseGas),
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"gasPrice": tx.GasPrice.String(),
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"gasToken": tx.GasToken.Hex(),
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"refundReceiver": tx.RefundReceiver.Hex(),
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"nonce": fmt.Sprintf("%d", tx.Nonce.Uint64()),
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},
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}
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return gnosisTypedData
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}
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// ArgsForValidation returns a SendTxArgs struct, which can be used for the
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// common validations, e.g. look up 4byte destinations
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func (tx *GnosisSafeTx) ArgsForValidation() *apitypes.SendTxArgs {
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gp := hexutil.Big(tx.GasPrice)
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args := &apitypes.SendTxArgs{
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From: tx.Safe,
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To: &tx.To,
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Gas: hexutil.Uint64(tx.SafeTxGas.Uint64()),
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GasPrice: &gp,
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Value: hexutil.Big(tx.Value),
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Nonce: hexutil.Uint64(tx.Nonce.Uint64()),
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Data: tx.Data,
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Input: nil,
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}
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return args
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}
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