laconicd-deprecated/docs/api/proto-docs.md

Protobuf Documentation

Table of Contents

• ethermint/crypto/v1/ethsecp256k1/keys.proto

  • PrivKey
  • PubKey

• ethermint/evm/v1/evm.proto

  • AccessTuple
  • ChainConfig
  • Log
  • Params
  • State
  • TraceConfig
  • TransactionLogs
  • TxResult

• ethermint/evm/v1/genesis.proto

  • GenesisAccount
  • GenesisState

• ethermint/evm/v1/tx.proto

  • AccessListTx

  • DynamicFeeTx

  • ExtensionOptionsEthereumTx

  • LegacyTx

  • MsgEthereumTx

  • MsgEthereumTxResponse

  • Msg

• ethermint/evm/v1/query.proto

  • EstimateGasResponse

  • EthCallRequest

  • QueryAccountRequest

  • QueryAccountResponse

  • QueryBalanceRequest

  • QueryBalanceResponse

  • QueryBaseFeeRequest

  • QueryBaseFeeResponse

  • QueryCodeRequest

  • QueryCodeResponse

  • QueryCosmosAccountRequest

  • QueryCosmosAccountResponse

  • QueryParamsRequest

  • QueryParamsResponse

  • QueryStorageRequest

  • QueryStorageResponse

  • QueryTraceBlockRequest

  • QueryTraceBlockResponse

  • QueryTraceTxRequest

  • QueryTraceTxResponse

  • QueryTxLogsRequest

  • QueryTxLogsResponse

  • QueryValidatorAccountRequest

  • QueryValidatorAccountResponse

  • Query

• ethermint/feemarket/v1/feemarket.proto

  • Params

• ethermint/feemarket/v1/genesis.proto

  • GenesisState

• ethermint/feemarket/v1/query.proto

  • QueryBaseFeeRequest

  • QueryBaseFeeResponse

  • QueryBlockGasRequest

  • QueryBlockGasResponse

  • QueryParamsRequest

  • QueryParamsResponse

  • Query

• ethermint/types/v1/account.proto

  • EthAccount

• ethermint/types/v1/web3.proto

  • ExtensionOptionsWeb3Tx

• Scalar Value Types

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ethermint/crypto/v1/ethsecp256k1/keys.proto

PrivKey

PrivKey defines a type alias for an ecdsa.PrivateKey that implements Tendermint's PrivateKey interface.

Field	Type	Label	Description
key	bytes

PubKey

PubKey defines a type alias for an ecdsa.PublicKey that implements Tendermint's PubKey interface. It represents the 33-byte compressed public key format.

Field	Type	Label	Description
key	bytes

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ethermint/evm/v1/evm.proto

AccessTuple

AccessTuple is the element type of an access list.

Field	Type	Label	Description
address	string		hex formatted ethereum address
storage_keys	string	repeated	hex formatted hashes of the storage keys

ChainConfig

ChainConfig defines the Ethereum ChainConfig parameters using sdk.Int values instead ofbig.Int.

Field	Type	Label	Description
homestead_block	string		Homestead switch block (nil no fork, 0 = already homestead)
dao_fork_block	string		TheDAO hard-fork switch block (nil no fork)
dao_fork_support	bool		Whether the nodes supports or opposes the DAO hard-fork
eip150_block	string		EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150) EIP150 HF block (nil no fork)
eip150_hash	string		EIP150 HF hash (needed for header only clients as only gas pricing changed)
eip155_block	string		EIP155Block HF block
eip158_block	string		EIP158 HF block
byzantium_block	string		Byzantium switch block (nil no fork, 0 = already on byzantium)
constantinople_block	string		Constantinople switch block (nil no fork, 0 = already activated)
petersburg_block	string		Petersburg switch block (nil same as Constantinople)
istanbul_block	string		Istanbul switch block (nil no fork, 0 = already on istanbul)
muir_glacier_block	string		Eip-2384 (bomb delay) switch block (nil no fork, 0 = already activated)
berlin_block	string		Berlin switch block (nil = no fork, 0 = already on berlin)
london_block	string		London switch block (nil = no fork, 0 = already on london)
arrow_glacier_block	string		Eip-4345 (bomb delay) switch block (nil = no fork, 0 = already activated)
merge_fork_block	string		EIP-3675 (TheMerge) switch block (nil = no fork, 0 = already in merge proceedings)

Log

Log represents an protobuf compatible Ethereum Log that defines a contract log event. These events are generated by the LOG opcode and stored/indexed by the node.

Field	Type	Label	Description
address	string		address of the contract that generated the event
topics	string	repeated	list of topics provided by the contract.
data	bytes		supplied by the contract, usually ABI-encoded
block_number	uint64		block in which the transaction was included
tx_hash	string		hash of the transaction
tx_index	uint64		index of the transaction in the block
block_hash	string		hash of the block in which the transaction was included
index	uint64		index of the log in the block
removed	bool		The Removed field is true if this log was reverted due to a chain reorganisation. You must pay attention to this field if you receive logs through a filter query.

Params

Params defines the EVM module parameters

Field	Type	Label	Description
evm_denom	string		evm denom represents the token denomination used to run the EVM state transitions.
enable_create	bool		enable create toggles state transitions that use the vm.Create function
enable_call	bool		enable call toggles state transitions that use the vm.Call function
extra_eips	int64	repeated	extra eips defines the additional EIPs for the vm.Config
chain_config	ChainConfig		chain config defines the EVM chain configuration parameters
reject_unprotected_tx	bool		reject replay-unprotected transactions

State

State represents a single Storage key value pair item.

Field	Type	Label	Description
key	string
value	string

TraceConfig

TraceConfig holds extra parameters to trace functions.

Field	Type	Label	Description
tracer	string		custom javascript tracer
timeout	string		overrides the default timeout of 5 seconds for JavaScript-based tracing calls
reexec	uint64		number of blocks the tracer is willing to go back
disable_stack	bool		disable stack capture
disable_storage	bool		disable storage capture
debug	bool		print output during capture end
limit	int32		maximum length of output, but zero means unlimited
overrides	ChainConfig		Chain overrides, can be used to execute a trace using future fork rules
enable_memory	bool		enable memory capture
enable_return_data	bool		enable return data capture

TransactionLogs

TransactionLogs define the logs generated from a transaction execution with a given hash. It it used for import/export data as transactions are not persisted on blockchain state after an upgrade.

Field	Type	Label	Description
hash	string
logs	Log	repeated

TxResult

TxResult stores results of Tx execution.

Field	Type	Label	Description
contract_address	string		contract_address contains the ethereum address of the created contract (if any). If the state transition is an evm.Call, the contract address will be empty.
bloom	bytes		bloom represents the bloom filter bytes
tx_logs	TransactionLogs		tx_logs contains the transaction hash and the proto-compatible ethereum logs.
ret	bytes		ret defines the bytes from the execution.
reverted	bool		reverted flag is set to true when the call has been reverted
gas_used	uint64		gas_used notes the amount of gas consumed while execution

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ethermint/evm/v1/genesis.proto

GenesisAccount

GenesisAccount defines an account to be initialized in the genesis state. Its main difference between with Geth's GenesisAccount is that it uses a custom storage type and that it doesn't contain the private key field.

Field	Type	Label	Description
address	string		address defines an ethereum hex formated address of an account
code	string		code defines the hex bytes of the account code.
storage	State	repeated	storage defines the set of state key values for the account.

GenesisState

GenesisState defines the evm module's genesis state.

Field	Type	Label	Description
accounts	GenesisAccount	repeated	accounts is an array containing the ethereum genesis accounts.
params	Params		params defines all the parameters of the module.

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ethermint/evm/v1/tx.proto

AccessListTx

AccessListTx is the data of EIP-2930 access list transactions.

Field	Type	Label	Description
chain_id	string		destination EVM chain ID
nonce	uint64		nonce corresponds to the account nonce (transaction sequence).
gas_price	string		gas price defines the value for each gas unit
gas	uint64		gas defines the gas limit defined for the transaction.
to	string		hex formatted address of the recipient
value	string		value defines the unsigned integer value of the transaction amount.
data	bytes		input defines the data payload bytes of the transaction.
accesses	AccessTuple	repeated
v	bytes		v defines the signature value
r	bytes		r defines the signature value
s	bytes		s define the signature value

DynamicFeeTx

DynamicFeeTx is the data of EIP-1559 dinamic fee transactions.

Field	Type	Label	Description
chain_id	string		destination EVM chain ID
nonce	uint64		nonce corresponds to the account nonce (transaction sequence).
gas_tip_cap	string		gas tip cap defines the max value for the gas tip
gas_fee_cap	string		gas fee cap defines the max value for the gas fee
gas	uint64		gas defines the gas limit defined for the transaction.
to	string		hex formatted address of the recipient
value	string		value defines the the transaction amount.
data	bytes		input defines the data payload bytes of the transaction.
accesses	AccessTuple	repeated
v	bytes		v defines the signature value
r	bytes		r defines the signature value
s	bytes		s define the signature value

ExtensionOptionsEthereumTx

LegacyTx

LegacyTx is the transaction data of regular Ethereum transactions. NOTE: All non-protected transactions (i.e non EIP155 signed) will fail if the RejectUnprotectedTx parameter is enabled.

Field	Type	Label	Description
nonce	uint64		nonce corresponds to the account nonce (transaction sequence).
gas_price	string		gas price defines the value for each gas unit
gas	uint64		gas defines the gas limit defined for the transaction.
to	string		hex formatted address of the recipient
value	string		value defines the unsigned integer value of the transaction amount.
data	bytes		input defines the data payload bytes of the transaction.
v	bytes		v defines the signature value
r	bytes		r defines the signature value
s	bytes		s define the signature value

MsgEthereumTx

MsgEthereumTx encapsulates an Ethereum transaction as an SDK message.

Field	Type	Label	Description
data	google.protobuf.Any		inner transaction data

caches | | size | double | | encoded storage size of the transaction | | hash | string | | transaction hash in hex format | | from | string | | ethereum signer address in hex format. This address value is checked against the address derived from the signature (V, R, S) using the secp256k1 elliptic curve |

MsgEthereumTxResponse

MsgEthereumTxResponse defines the Msg/EthereumTx response type.

Field	Type	Label	Description
hash	string		ethereum transaction hash in hex format. This hash differs from the Tendermint sha256 hash of the transaction bytes. See https://github.com/tendermint/tendermint/issues/6539 for reference
logs	Log	repeated	logs contains the transaction hash and the proto-compatible ethereum logs.
ret	bytes		returned data from evm function (result or data supplied with revert opcode)
vm_error	string		vm error is the error returned by vm execution
gas_used	uint64		gas consumed by the transaction

Msg

Msg defines the evm Msg service.

Method Name	Request Type	Response Type	Description	HTTP Verb	Endpoint
EthereumTx	MsgEthereumTx	MsgEthereumTxResponse	EthereumTx defines a method submitting Ethereum transactions.	POST	/ethermint/evm/v1/ethereum_tx

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ethermint/evm/v1/query.proto

EstimateGasResponse

EstimateGasResponse defines EstimateGas response

Field	Type	Label	Description
gas	uint64		the estimated gas

EthCallRequest

EthCallRequest defines EthCall request

Field	Type	Label	Description
args	bytes		same json format as the json rpc api.
gas_cap	uint64		the default gas cap to be used

QueryAccountRequest

QueryAccountRequest is the request type for the Query/Account RPC method.

Field	Type	Label	Description
address	string		address is the ethereum hex address to query the account for.

QueryAccountResponse

QueryAccountResponse is the response type for the Query/Account RPC method.

Field	Type	Label	Description
balance	string		balance is the balance of the EVM denomination.
code_hash	string		code hash is the hex-formatted code bytes from the EOA.
nonce	uint64		nonce is the account's sequence number.

QueryBalanceRequest

QueryBalanceRequest is the request type for the Query/Balance RPC method.

Field	Type	Label	Description
address	string		address is the ethereum hex address to query the balance for.

QueryBalanceResponse

QueryBalanceResponse is the response type for the Query/Balance RPC method.

Field	Type	Label	Description
balance	string		balance is the balance of the EVM denomination.

QueryBaseFeeRequest

QueryBaseFeeRequest defines the request type for querying the EIP1559 base fee.

QueryBaseFeeResponse

BaseFeeResponse returns the EIP1559 base fee.

Field	Type	Label	Description
base_fee	string

QueryCodeRequest

QueryCodeRequest is the request type for the Query/Code RPC method.

Field	Type	Label	Description
address	string		address is the ethereum hex address to query the code for.

QueryCodeResponse

QueryCodeResponse is the response type for the Query/Code RPC method.

Field	Type	Label	Description
code	bytes		code represents the code bytes from an ethereum address.

QueryCosmosAccountRequest

QueryCosmosAccountRequest is the request type for the Query/CosmosAccount RPC method.

Field	Type	Label	Description
address	string		address is the ethereum hex address to query the account for.

QueryCosmosAccountResponse

QueryCosmosAccountResponse is the response type for the Query/CosmosAccount RPC method.

Field	Type	Label	Description
cosmos_address	string		cosmos_address is the cosmos address of the account.
sequence	uint64		sequence is the account's sequence number.
account_number	uint64		account_number is the account numbert

QueryParamsRequest

QueryParamsRequest defines the request type for querying x/evm parameters.

QueryParamsResponse

QueryParamsResponse defines the response type for querying x/evm parameters.

Field	Type	Label	Description
params	Params		params define the evm module parameters.

QueryStorageRequest

QueryStorageRequest is the request type for the Query/Storage RPC method.

Field	Type	Label	Description
address	string		address is the ethereum hex address to query the storage state for.
key	string		key defines the key of the storage state

QueryStorageResponse

QueryStorageResponse is the response type for the Query/Storage RPC method.

Field	Type	Label	Description
value	string		key defines the storage state value hash associated with the given key.

QueryTraceBlockRequest

QueryTraceBlockRequest defines TraceTx request

Field	Type	Label	Description
txs	MsgEthereumTx	repeated	txs messages in the block
trace_config	TraceConfig		TraceConfig holds extra parameters to trace functions.
block_number	int64		block number
block_hash	string		block hex hash
block_time	google.protobuf.Timestamp		block time

QueryTraceBlockResponse

QueryTraceBlockResponse defines TraceBlock response

Field	Type	Label	Description
data	bytes

QueryTraceTxRequest

QueryTraceTxRequest defines TraceTx request

Field	Type	Label	Description
msg	MsgEthereumTx		msgEthereumTx for the requested transaction
trace_config	TraceConfig		TraceConfig holds extra parameters to trace functions.
predecessors	MsgEthereumTx	repeated	the predecessor transactions included in the same block need to be replayed first to get correct context for tracing.
block_number	int64		block number of requested transaction
block_hash	string		block hex hash of requested transaction
block_time	google.protobuf.Timestamp		block time of requested transaction

QueryTraceTxResponse

QueryTraceTxResponse defines TraceTx response

Field	Type	Label	Description
data	bytes		response serialized in bytes

QueryTxLogsRequest

QueryTxLogsRequest is the request type for the Query/TxLogs RPC method.

Field	Type	Label	Description
hash	string		hash is the ethereum transaction hex hash to query the logs for.
pagination	cosmos.base.query.v1beta1.PageRequest		pagination defines an optional pagination for the request.

QueryTxLogsResponse

QueryTxLogs is the response type for the Query/TxLogs RPC method.

Field	Type	Label	Description
logs	Log	repeated	logs represents the ethereum logs generated from the given transaction.
pagination	cosmos.base.query.v1beta1.PageResponse		pagination defines the pagination in the response.

QueryValidatorAccountRequest

QueryValidatorAccountRequest is the request type for the Query/ValidatorAccount RPC method.

Field	Type	Label	Description
cons_address	string		cons_address is the validator cons address to query the account for.

QueryValidatorAccountResponse

QueryValidatorAccountResponse is the response type for the Query/ValidatorAccount RPC method.

Field	Type	Label	Description
account_address	string		account_address is the cosmos address of the account in bech32 format.
sequence	uint64		sequence is the account's sequence number.
account_number	uint64		account_number is the account number

Query

Query defines the gRPC querier service.

Method Name	Request Type	Response Type	Description	HTTP Verb	Endpoint
Account	QueryAccountRequest	QueryAccountResponse	Account queries an Ethereum account.	GET	/ethermint/evm/v1/account/{address}
CosmosAccount	QueryCosmosAccountRequest	QueryCosmosAccountResponse	CosmosAccount queries an Ethereum account's Cosmos Address.	GET	/ethermint/evm/v1/cosmos_account/{address}
ValidatorAccount	QueryValidatorAccountRequest	QueryValidatorAccountResponse	ValidatorAccount queries an Ethereum account's from a validator consensus Address.	GET	/ethermint/evm/v1/validator_account/{cons_address}
Balance	QueryBalanceRequest	QueryBalanceResponse	Balance queries the balance of a the EVM denomination for a single EthAccount.	GET	/ethermint/evm/v1/balances/{address}
Storage	QueryStorageRequest	QueryStorageResponse	Storage queries the balance of all coins for a single account.	GET	/ethermint/evm/v1/storage/{address}/{key}
Code	QueryCodeRequest	QueryCodeResponse	Code queries the balance of all coins for a single account.	GET	/ethermint/evm/v1/codes/{address}
Params	QueryParamsRequest	QueryParamsResponse	Params queries the parameters of x/evm module.	GET	/ethermint/evm/v1/params
EthCall	EthCallRequest	MsgEthereumTxResponse	EthCall implements the eth_call rpc api	GET	/ethermint/evm/v1/eth_call
EstimateGas	EthCallRequest	EstimateGasResponse	EstimateGas implements the eth_estimateGas rpc api	GET	/ethermint/evm/v1/estimate_gas
TraceTx	QueryTraceTxRequest	QueryTraceTxResponse	TraceTx implements the debug_traceTransaction rpc api	GET	/ethermint/evm/v1/trace_tx
TraceBlock	QueryTraceBlockRequest	QueryTraceBlockResponse	TraceBlock implements the debug_traceBlockByNumber and debug_traceBlockByHash rpc api	GET	/ethermint/evm/v1/trace_block
BaseFee	QueryBaseFeeRequest	QueryBaseFeeResponse	BaseFee queries the base fee of the parent block of the current block, it's similar to feemarket module's method, but also checks london hardfork status.	GET	/ethermint/evm/v1/base_fee

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ethermint/feemarket/v1/feemarket.proto

Params

Params defines the EVM module parameters

Field	Type	Label	Description
no_base_fee	bool		no base fee forces the EIP-1559 base fee to 0 (needed for 0 price calls)
base_fee_change_denominator	uint32		base fee change denominator bounds the amount the base fee can change between blocks.
elasticity_multiplier	uint32		elasticity multiplier bounds the maximum gas limit an EIP-1559 block may have.
enable_height	int64		height at which the base fee calculation is enabled.
base_fee	string		base fee for EIP-1559 blocks.
min_gas_price	string		min_gas_price defines the minimum gas price value for cosmos and eth transactions
min_gas_multiplier	string		min gas denominator bounds the minimum gasUsed to be charged to senders based on GasLimit

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ethermint/feemarket/v1/genesis.proto

GenesisState

GenesisState defines the feemarket module's genesis state.

Field	Type	Label	Description
params	Params		params defines all the paramaters of the module.
block_gas	uint64		block gas is the amount of gas wanted on the last block before the upgrade. Zero by default.

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ethermint/feemarket/v1/query.proto

QueryBaseFeeRequest

QueryBaseFeeRequest defines the request type for querying the EIP1559 base fee.

QueryBaseFeeResponse

BaseFeeResponse returns the EIP1559 base fee.

Field	Type	Label	Description
base_fee	string

QueryBlockGasRequest

QueryBlockGasRequest defines the request type for querying the EIP1559 base fee.

QueryBlockGasResponse

QueryBlockGasResponse returns block gas used for a given height.

Field	Type	Label	Description
gas	int64

QueryParamsRequest

QueryParamsRequest defines the request type for querying x/evm parameters.

QueryParamsResponse

QueryParamsResponse defines the response type for querying x/evm parameters.

Field	Type	Label	Description
params	Params		params define the evm module parameters.

Query

Query defines the gRPC querier service.

Method Name	Request Type	Response Type	Description	HTTP Verb	Endpoint
Params	QueryParamsRequest	QueryParamsResponse	Params queries the parameters of x/feemarket module.	GET	/ethermint/feemarket/v1/params
BaseFee	QueryBaseFeeRequest	QueryBaseFeeResponse	BaseFee queries the base fee of the parent block of the current block.	GET	/ethermint/feemarket/v1/base_fee
BlockGas	QueryBlockGasRequest	QueryBlockGasResponse	BlockGas queries the gas used at a given block height	GET	/ethermint/feemarket/v1/block_gas

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ethermint/types/v1/account.proto

EthAccount

EthAccount implements the authtypes.AccountI interface and embeds an authtypes.BaseAccount type. It is compatible with the auth AccountKeeper.

Field	Type	Label	Description
base_account	cosmos.auth.v1beta1.BaseAccount
code_hash	string

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ethermint/types/v1/web3.proto

ExtensionOptionsWeb3Tx

Field	Type	Label	Description
typed_data_chain_id	uint64		typed data chain id used only in EIP712 Domain and should match Ethereum network ID in a Web3 provider (e.g. Metamask).
fee_payer	string		fee payer is an account address for the fee payer. It will be validated during EIP712 signature checking.
fee_payer_sig	bytes		fee payer sig is a signature data from the fee paying account, allows to perform fee delegation when using EIP712 Domain.

Scalar Value Types

.proto Type	Notes	C++	Java	Python	Go	C#	PHP	Ruby
double		double	double	float	float64	double	float	Float
float		float	float	float	float32	float	float	Float
int32	Uses variable-length encoding. Inefficient for encoding negative numbers – if your field is likely to have negative values, use sint32 instead.	int32	int	int	int32	int	integer	Bignum or Fixnum (as required)
int64	Uses variable-length encoding. Inefficient for encoding negative numbers – if your field is likely to have negative values, use sint64 instead.	int64	long	int/long	int64	long	integer/string	Bignum
uint32	Uses variable-length encoding.	uint32	int	int/long	uint32	uint	integer	Bignum or Fixnum (as required)
uint64	Uses variable-length encoding.	uint64	long	int/long	uint64	ulong	integer/string	Bignum or Fixnum (as required)
sint32	Uses variable-length encoding. Signed int value. These more efficiently encode negative numbers than regular int32s.	int32	int	int	int32	int	integer	Bignum or Fixnum (as required)
sint64	Uses variable-length encoding. Signed int value. These more efficiently encode negative numbers than regular int64s.	int64	long	int/long	int64	long	integer/string	Bignum
fixed32	Always four bytes. More efficient than uint32 if values are often greater than 2^28.	uint32	int	int	uint32	uint	integer	Bignum or Fixnum (as required)
fixed64	Always eight bytes. More efficient than uint64 if values are often greater than 2^56.	uint64	long	int/long	uint64	ulong	integer/string	Bignum
sfixed32	Always four bytes.	int32	int	int	int32	int	integer	Bignum or Fixnum (as required)
sfixed64	Always eight bytes.	int64	long	int/long	int64	long	integer/string	Bignum
bool		bool	boolean	boolean	bool	bool	boolean	TrueClass/FalseClass
string	A string must always contain UTF-8 encoded or 7-bit ASCII text.	string	String	str/unicode	string	string	string	String (UTF-8)
bytes	May contain any arbitrary sequence of bytes.	string	ByteString	str	[]byte	ByteString	string	String (ASCII-8BIT)