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codec.go
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codec.go
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// Copyright 2021 Evmos Foundation
// This file is part of Evmos' Ethermint library.
//
// The Ethermint library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The Ethermint library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE
package types
import (
errorsmod "cosmossdk.io/errors"
"github.com/cosmos/cosmos-sdk/codec"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
errortypes "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/msgservice"
"github.com/cosmos/cosmos-sdk/types/tx"
proto "github.com/gogo/protobuf/proto"
)
var (
amino = codec.NewLegacyAmino()
// ModuleCdc references the global evm module codec. Note, the codec should
// ONLY be used in certain instances of tests and for JSON encoding.
ModuleCdc = codec.NewProtoCodec(codectypes.NewInterfaceRegistry())
// AminoCdc is a amino codec created to support amino JSON compatible msgs.
AminoCdc = codec.NewAminoCodec(amino)
)
const (
// Amino names
updateParamsName = "ethermint/MsgUpdateParams"
)
// NOTE: This is required for the GetSignBytes function
func init() {
RegisterLegacyAminoCodec(amino)
amino.Seal()
}
// RegisterInterfaces registers the client interfaces to protobuf Any.
func RegisterInterfaces(registry codectypes.InterfaceRegistry) {
registry.RegisterImplementations(
(*tx.TxExtensionOptionI)(nil),
&ExtensionOptionsEthereumTx{},
)
registry.RegisterImplementations(
(*sdk.Msg)(nil),
&MsgEthereumTx{},
&MsgUpdateParams{},
)
registry.RegisterInterface(
"ethermint.evm.v1.TxData",
(*TxData)(nil),
&DynamicFeeTx{},
&AccessListTx{},
&LegacyTx{},
)
msgservice.RegisterMsgServiceDesc(registry, &_Msg_serviceDesc)
}
// PackTxData constructs a new Any packed with the given tx data value. It returns
// an error if the client state can't be casted to a protobuf message or if the concrete
// implementation is not registered to the protobuf codec.
func PackTxData(txData TxData) (*codectypes.Any, error) {
msg, ok := txData.(proto.Message)
if !ok {
return nil, errorsmod.Wrapf(errortypes.ErrPackAny, "cannot proto marshal %T", txData)
}
anyTxData, err := codectypes.NewAnyWithValue(msg)
if err != nil {
return nil, errorsmod.Wrap(errortypes.ErrPackAny, err.Error())
}
return anyTxData, nil
}
// UnpackTxData unpacks an Any into a TxData. It returns an error if the
// client state can't be unpacked into a TxData.
func UnpackTxData(any *codectypes.Any) (TxData, error) {
if any == nil {
return nil, errorsmod.Wrap(errortypes.ErrUnpackAny, "protobuf Any message cannot be nil")
}
txData, ok := any.GetCachedValue().(TxData)
if !ok {
return nil, errorsmod.Wrapf(errortypes.ErrUnpackAny, "cannot unpack Any into TxData %T", any)
}
return txData, nil
}
// RegisterLegacyAminoCodec required for EIP-712
func RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
cdc.RegisterConcrete(&MsgUpdateParams{}, updateParamsName, nil)
}