github.com/tacshi/go-ethereum@v0.0.0-20230616113857-84a434e20921/ethclient/ethclient.go (about) 1 // Copyright 2016 The go-ethereum Authors 2 // This file is part of the go-ethereum library. 3 // 4 // The go-ethereum library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The go-ethereum library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. 16 17 // Package ethclient provides a client for the Ethereum RPC API. 18 package ethclient 19 20 import ( 21 "context" 22 "encoding/json" 23 "errors" 24 "fmt" 25 "math/big" 26 27 "github.com/tacshi/go-ethereum" 28 "github.com/tacshi/go-ethereum/common" 29 "github.com/tacshi/go-ethereum/common/hexutil" 30 "github.com/tacshi/go-ethereum/core/types" 31 "github.com/tacshi/go-ethereum/rpc" 32 ) 33 34 // Client defines typed wrappers for the Ethereum RPC API. 35 type Client struct { 36 c rpc.ClientInterface 37 } 38 39 // Dial connects a client to the given URL. 40 func Dial(rawurl string) (*Client, error) { 41 return DialContext(context.Background(), rawurl) 42 } 43 44 func DialContext(ctx context.Context, rawurl string) (*Client, error) { 45 c, err := rpc.DialContext(ctx, rawurl) 46 if err != nil { 47 return nil, err 48 } 49 return NewClient(c), nil 50 } 51 52 // NewClient creates a client that uses the given RPC client. 53 func NewClient(c rpc.ClientInterface) *Client { 54 return &Client{c} 55 } 56 57 func (ec *Client) Close() { 58 ec.c.Close() 59 } 60 61 // Blockchain Access 62 63 // ChainID retrieves the current chain ID for transaction replay protection. 64 func (ec *Client) ChainID(ctx context.Context) (*big.Int, error) { 65 var result hexutil.Big 66 err := ec.c.CallContext(ctx, &result, "eth_chainId") 67 if err != nil { 68 return nil, err 69 } 70 return (*big.Int)(&result), err 71 } 72 73 // BlockByHash returns the given full block. 74 // 75 // Note that loading full blocks requires two requests. Use HeaderByHash 76 // if you don't need all transactions or uncle headers. 77 func (ec *Client) BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error) { 78 return ec.getBlock(ctx, "eth_getBlockByHash", hash, true) 79 } 80 81 // BlockByNumber returns a block from the current canonical chain. If number is nil, the 82 // latest known block is returned. 83 // 84 // Note that loading full blocks requires two requests. Use HeaderByNumber 85 // if you don't need all transactions or uncle headers. 86 func (ec *Client) BlockByNumber(ctx context.Context, number *big.Int) (*types.Block, error) { 87 return ec.getBlock(ctx, "eth_getBlockByNumber", toBlockNumArg(number), true) 88 } 89 90 // BlockNumber returns the most recent block number 91 func (ec *Client) BlockNumber(ctx context.Context) (uint64, error) { 92 var result hexutil.Uint64 93 err := ec.c.CallContext(ctx, &result, "eth_blockNumber") 94 return uint64(result), err 95 } 96 97 // PeerCount returns the number of p2p peers as reported by the net_peerCount method. 98 func (ec *Client) PeerCount(ctx context.Context) (uint64, error) { 99 var result hexutil.Uint64 100 err := ec.c.CallContext(ctx, &result, "net_peerCount") 101 return uint64(result), err 102 } 103 104 type rpcBlock struct { 105 Hash common.Hash `json:"hash"` 106 Transactions []rpcTransaction `json:"transactions"` 107 UncleHashes []common.Hash `json:"uncles"` 108 Withdrawals []*types.Withdrawal `json:"withdrawals,omitempty"` 109 } 110 111 func (ec *Client) getBlock(ctx context.Context, method string, args ...interface{}) (*types.Block, error) { 112 var raw json.RawMessage 113 err := ec.c.CallContext(ctx, &raw, method, args...) 114 if err != nil { 115 return nil, err 116 } 117 118 // Decode header and transactions. 119 var head *types.Header 120 if err := json.Unmarshal(raw, &head); err != nil { 121 return nil, err 122 } 123 // When the block is not found, the API returns JSON null. 124 if head == nil { 125 return nil, ethereum.NotFound 126 } 127 128 var body rpcBlock 129 if err := json.Unmarshal(raw, &body); err != nil { 130 return nil, err 131 } 132 // Quick-verify transaction and uncle lists. This mostly helps with debugging the server. 133 if head.UncleHash == types.EmptyUncleHash && len(body.UncleHashes) > 0 { 134 return nil, fmt.Errorf("server returned non-empty uncle list but block header indicates no uncles") 135 } 136 if head.UncleHash != types.EmptyUncleHash && len(body.UncleHashes) == 0 { 137 return nil, fmt.Errorf("server returned empty uncle list but block header indicates uncles") 138 } 139 if head.TxHash == types.EmptyTxsHash && len(body.Transactions) > 0 { 140 return nil, fmt.Errorf("server returned non-empty transaction list but block header indicates no transactions") 141 } 142 if head.TxHash != types.EmptyTxsHash && len(body.Transactions) == 0 { 143 return nil, fmt.Errorf("server returned empty transaction list but block header indicates transactions") 144 } 145 // Load uncles because they are not included in the block response. 146 var uncles []*types.Header 147 if len(body.UncleHashes) > 0 { 148 uncles = make([]*types.Header, len(body.UncleHashes)) 149 reqs := make([]rpc.BatchElem, len(body.UncleHashes)) 150 for i := range reqs { 151 reqs[i] = rpc.BatchElem{ 152 Method: "eth_getUncleByBlockHashAndIndex", 153 Args: []interface{}{body.Hash, hexutil.EncodeUint64(uint64(i))}, 154 Result: &uncles[i], 155 } 156 } 157 if err := ec.c.BatchCallContext(ctx, reqs); err != nil { 158 return nil, err 159 } 160 for i := range reqs { 161 if reqs[i].Error != nil { 162 return nil, reqs[i].Error 163 } 164 if uncles[i] == nil { 165 return nil, fmt.Errorf("got null header for uncle %d of block %x", i, body.Hash[:]) 166 } 167 } 168 } 169 // Fill the sender cache of transactions in the block. 170 txs := make([]*types.Transaction, len(body.Transactions)) 171 for i, tx := range body.Transactions { 172 if tx.From != nil { 173 setSenderFromServer(tx.tx, *tx.From, body.Hash) 174 } 175 txs[i] = tx.tx 176 } 177 return types.NewBlockWithHeader(head).WithBody(txs, uncles).WithWithdrawals(body.Withdrawals), nil 178 } 179 180 // HeaderByHash returns the block header with the given hash. 181 func (ec *Client) HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error) { 182 var head *types.Header 183 err := ec.c.CallContext(ctx, &head, "eth_getBlockByHash", hash, false) 184 if err == nil && head == nil { 185 err = ethereum.NotFound 186 } 187 return head, err 188 } 189 190 // HeaderByNumber returns a block header from the current canonical chain. If number is 191 // nil, the latest known header is returned. 192 func (ec *Client) HeaderByNumber(ctx context.Context, number *big.Int) (*types.Header, error) { 193 var head *types.Header 194 err := ec.c.CallContext(ctx, &head, "eth_getBlockByNumber", toBlockNumArg(number), false) 195 if err == nil && head == nil { 196 err = ethereum.NotFound 197 } 198 return head, err 199 } 200 201 type rpcTransaction struct { 202 tx *types.Transaction 203 txExtraInfo 204 } 205 206 type txExtraInfo struct { 207 BlockNumber *string `json:"blockNumber,omitempty"` 208 BlockHash *common.Hash `json:"blockHash,omitempty"` 209 From *common.Address `json:"from,omitempty"` 210 } 211 212 func (tx *rpcTransaction) UnmarshalJSON(msg []byte) error { 213 if err := json.Unmarshal(msg, &tx.tx); err != nil { 214 return err 215 } 216 return json.Unmarshal(msg, &tx.txExtraInfo) 217 } 218 219 // TransactionByHash returns the transaction with the given hash. 220 func (ec *Client) TransactionByHash(ctx context.Context, hash common.Hash) (tx *types.Transaction, isPending bool, err error) { 221 var json *rpcTransaction 222 err = ec.c.CallContext(ctx, &json, "eth_getTransactionByHash", hash) 223 if err != nil { 224 return nil, false, err 225 } else if json == nil { 226 return nil, false, ethereum.NotFound 227 } else if _, r, _ := json.tx.RawSignatureValues(); r == nil { 228 return nil, false, fmt.Errorf("server returned transaction without signature") 229 } 230 if json.From != nil && json.BlockHash != nil { 231 setSenderFromServer(json.tx, *json.From, *json.BlockHash) 232 } 233 return json.tx, json.BlockNumber == nil, nil 234 } 235 236 // TransactionSender returns the sender address of the given transaction. The transaction 237 // must be known to the remote node and included in the blockchain at the given block and 238 // index. The sender is the one derived by the protocol at the time of inclusion. 239 // 240 // There is a fast-path for transactions retrieved by TransactionByHash and 241 // TransactionInBlock. Getting their sender address can be done without an RPC interaction. 242 func (ec *Client) TransactionSender(ctx context.Context, tx *types.Transaction, block common.Hash, index uint) (common.Address, error) { 243 // Try to load the address from the cache. 244 sender, err := types.Sender(&senderFromServer{blockhash: block}, tx) 245 if err == nil { 246 return sender, nil 247 } 248 249 // It was not found in cache, ask the server. 250 var meta struct { 251 Hash common.Hash 252 From common.Address 253 } 254 if err = ec.c.CallContext(ctx, &meta, "eth_getTransactionByBlockHashAndIndex", block, hexutil.Uint64(index)); err != nil { 255 return common.Address{}, err 256 } 257 if meta.Hash == (common.Hash{}) || meta.Hash != tx.Hash() { 258 return common.Address{}, errors.New("wrong inclusion block/index") 259 } 260 return meta.From, nil 261 } 262 263 // TransactionCount returns the total number of transactions in the given block. 264 func (ec *Client) TransactionCount(ctx context.Context, blockHash common.Hash) (uint, error) { 265 var num hexutil.Uint 266 err := ec.c.CallContext(ctx, &num, "eth_getBlockTransactionCountByHash", blockHash) 267 return uint(num), err 268 } 269 270 // TransactionInBlock returns a single transaction at index in the given block. 271 func (ec *Client) TransactionInBlock(ctx context.Context, blockHash common.Hash, index uint) (*types.Transaction, error) { 272 var json *rpcTransaction 273 err := ec.c.CallContext(ctx, &json, "eth_getTransactionByBlockHashAndIndex", blockHash, hexutil.Uint64(index)) 274 if err != nil { 275 return nil, err 276 } 277 if json == nil { 278 return nil, ethereum.NotFound 279 } else if _, r, _ := json.tx.RawSignatureValues(); r == nil { 280 return nil, fmt.Errorf("server returned transaction without signature") 281 } 282 if json.From != nil && json.BlockHash != nil { 283 setSenderFromServer(json.tx, *json.From, *json.BlockHash) 284 } 285 return json.tx, err 286 } 287 288 // TransactionReceipt returns the receipt of a transaction by transaction hash. 289 // Note that the receipt is not available for pending transactions. 290 func (ec *Client) TransactionReceipt(ctx context.Context, txHash common.Hash) (*types.Receipt, error) { 291 var r *types.Receipt 292 err := ec.c.CallContext(ctx, &r, "eth_getTransactionReceipt", txHash) 293 if err == nil { 294 if r == nil { 295 return nil, ethereum.NotFound 296 } 297 } 298 return r, err 299 } 300 301 // SyncProgress retrieves the current progress of the sync algorithm. If there's 302 // no sync currently running, it returns nil. 303 func (ec *Client) SyncProgress(ctx context.Context) (*ethereum.SyncProgress, error) { 304 var raw json.RawMessage 305 if err := ec.c.CallContext(ctx, &raw, "eth_syncing"); err != nil { 306 return nil, err 307 } 308 // Handle the possible response types 309 var syncing bool 310 if err := json.Unmarshal(raw, &syncing); err == nil { 311 return nil, nil // Not syncing (always false) 312 } 313 var p *rpcProgress 314 if err := json.Unmarshal(raw, &p); err != nil { 315 return nil, err 316 } 317 return p.toSyncProgress(), nil 318 } 319 320 // SubscribeNewHead subscribes to notifications about the current blockchain head 321 // on the given channel. 322 func (ec *Client) SubscribeNewHead(ctx context.Context, ch chan<- *types.Header) (ethereum.Subscription, error) { 323 return ec.c.EthSubscribe(ctx, ch, "newHeads") 324 } 325 326 // State Access 327 328 // NetworkID returns the network ID for this client. 329 func (ec *Client) NetworkID(ctx context.Context) (*big.Int, error) { 330 version := new(big.Int) 331 var ver string 332 if err := ec.c.CallContext(ctx, &ver, "net_version"); err != nil { 333 return nil, err 334 } 335 if _, ok := version.SetString(ver, 10); !ok { 336 return nil, fmt.Errorf("invalid net_version result %q", ver) 337 } 338 return version, nil 339 } 340 341 // BalanceAt returns the wei balance of the given account. 342 // The block number can be nil, in which case the balance is taken from the latest known block. 343 func (ec *Client) BalanceAt(ctx context.Context, account common.Address, blockNumber *big.Int) (*big.Int, error) { 344 var result hexutil.Big 345 err := ec.c.CallContext(ctx, &result, "eth_getBalance", account, toBlockNumArg(blockNumber)) 346 return (*big.Int)(&result), err 347 } 348 349 // StorageAt returns the value of key in the contract storage of the given account. 350 // The block number can be nil, in which case the value is taken from the latest known block. 351 func (ec *Client) StorageAt(ctx context.Context, account common.Address, key common.Hash, blockNumber *big.Int) ([]byte, error) { 352 var result hexutil.Bytes 353 err := ec.c.CallContext(ctx, &result, "eth_getStorageAt", account, key, toBlockNumArg(blockNumber)) 354 return result, err 355 } 356 357 // CodeAt returns the contract code of the given account. 358 // The block number can be nil, in which case the code is taken from the latest known block. 359 func (ec *Client) CodeAt(ctx context.Context, account common.Address, blockNumber *big.Int) ([]byte, error) { 360 var result hexutil.Bytes 361 err := ec.c.CallContext(ctx, &result, "eth_getCode", account, toBlockNumArg(blockNumber)) 362 return result, err 363 } 364 365 // NonceAt returns the account nonce of the given account. 366 // The block number can be nil, in which case the nonce is taken from the latest known block. 367 func (ec *Client) NonceAt(ctx context.Context, account common.Address, blockNumber *big.Int) (uint64, error) { 368 var result hexutil.Uint64 369 err := ec.c.CallContext(ctx, &result, "eth_getTransactionCount", account, toBlockNumArg(blockNumber)) 370 return uint64(result), err 371 } 372 373 // Filters 374 375 // FilterLogs executes a filter query. 376 func (ec *Client) FilterLogs(ctx context.Context, q ethereum.FilterQuery) ([]types.Log, error) { 377 var result []types.Log 378 arg, err := toFilterArg(q) 379 if err != nil { 380 return nil, err 381 } 382 err = ec.c.CallContext(ctx, &result, "eth_getLogs", arg) 383 return result, err 384 } 385 386 // SubscribeFilterLogs subscribes to the results of a streaming filter query. 387 func (ec *Client) SubscribeFilterLogs(ctx context.Context, q ethereum.FilterQuery, ch chan<- types.Log) (ethereum.Subscription, error) { 388 arg, err := toFilterArg(q) 389 if err != nil { 390 return nil, err 391 } 392 return ec.c.EthSubscribe(ctx, ch, "logs", arg) 393 } 394 395 func toFilterArg(q ethereum.FilterQuery) (interface{}, error) { 396 arg := map[string]interface{}{ 397 "address": q.Addresses, 398 "topics": q.Topics, 399 } 400 if q.BlockHash != nil { 401 arg["blockHash"] = *q.BlockHash 402 if q.FromBlock != nil || q.ToBlock != nil { 403 return nil, fmt.Errorf("cannot specify both BlockHash and FromBlock/ToBlock") 404 } 405 } else { 406 if q.FromBlock == nil { 407 arg["fromBlock"] = "0x0" 408 } else { 409 arg["fromBlock"] = toBlockNumArg(q.FromBlock) 410 } 411 arg["toBlock"] = toBlockNumArg(q.ToBlock) 412 } 413 return arg, nil 414 } 415 416 // Pending State 417 418 // PendingBalanceAt returns the wei balance of the given account in the pending state. 419 func (ec *Client) PendingBalanceAt(ctx context.Context, account common.Address) (*big.Int, error) { 420 var result hexutil.Big 421 err := ec.c.CallContext(ctx, &result, "eth_getBalance", account, "pending") 422 return (*big.Int)(&result), err 423 } 424 425 // PendingStorageAt returns the value of key in the contract storage of the given account in the pending state. 426 func (ec *Client) PendingStorageAt(ctx context.Context, account common.Address, key common.Hash) ([]byte, error) { 427 var result hexutil.Bytes 428 err := ec.c.CallContext(ctx, &result, "eth_getStorageAt", account, key, "pending") 429 return result, err 430 } 431 432 // PendingCodeAt returns the contract code of the given account in the pending state. 433 func (ec *Client) PendingCodeAt(ctx context.Context, account common.Address) ([]byte, error) { 434 var result hexutil.Bytes 435 err := ec.c.CallContext(ctx, &result, "eth_getCode", account, "pending") 436 return result, err 437 } 438 439 // PendingNonceAt returns the account nonce of the given account in the pending state. 440 // This is the nonce that should be used for the next transaction. 441 func (ec *Client) PendingNonceAt(ctx context.Context, account common.Address) (uint64, error) { 442 var result hexutil.Uint64 443 err := ec.c.CallContext(ctx, &result, "eth_getTransactionCount", account, "pending") 444 return uint64(result), err 445 } 446 447 // PendingTransactionCount returns the total number of transactions in the pending state. 448 func (ec *Client) PendingTransactionCount(ctx context.Context) (uint, error) { 449 var num hexutil.Uint 450 err := ec.c.CallContext(ctx, &num, "eth_getBlockTransactionCountByNumber", "pending") 451 return uint(num), err 452 } 453 454 // Contract Calling 455 456 // CallContract executes a message call transaction, which is directly executed in the VM 457 // of the node, but never mined into the blockchain. 458 // 459 // blockNumber selects the block height at which the call runs. It can be nil, in which 460 // case the code is taken from the latest known block. Note that state from very old 461 // blocks might not be available. 462 func (ec *Client) CallContract(ctx context.Context, msg ethereum.CallMsg, blockNumber *big.Int) ([]byte, error) { 463 var hex hexutil.Bytes 464 err := ec.c.CallContext(ctx, &hex, "eth_call", toCallArg(msg), toBlockNumArg(blockNumber)) 465 if err != nil { 466 return nil, err 467 } 468 return hex, nil 469 } 470 471 // CallContractAtHash is almost the same as CallContract except that it selects 472 // the block by block hash instead of block height. 473 func (ec *Client) CallContractAtHash(ctx context.Context, msg ethereum.CallMsg, blockHash common.Hash) ([]byte, error) { 474 var hex hexutil.Bytes 475 err := ec.c.CallContext(ctx, &hex, "eth_call", toCallArg(msg), rpc.BlockNumberOrHashWithHash(blockHash, false)) 476 if err != nil { 477 return nil, err 478 } 479 return hex, nil 480 } 481 482 // PendingCallContract executes a message call transaction using the EVM. 483 // The state seen by the contract call is the pending state. 484 func (ec *Client) PendingCallContract(ctx context.Context, msg ethereum.CallMsg) ([]byte, error) { 485 var hex hexutil.Bytes 486 err := ec.c.CallContext(ctx, &hex, "eth_call", toCallArg(msg), "pending") 487 if err != nil { 488 return nil, err 489 } 490 return hex, nil 491 } 492 493 // SuggestGasPrice retrieves the currently suggested gas price to allow a timely 494 // execution of a transaction. 495 func (ec *Client) SuggestGasPrice(ctx context.Context) (*big.Int, error) { 496 var hex hexutil.Big 497 if err := ec.c.CallContext(ctx, &hex, "eth_gasPrice"); err != nil { 498 return nil, err 499 } 500 return (*big.Int)(&hex), nil 501 } 502 503 // SuggestGasTipCap retrieves the currently suggested gas tip cap after 1559 to 504 // allow a timely execution of a transaction. 505 func (ec *Client) SuggestGasTipCap(ctx context.Context) (*big.Int, error) { 506 var hex hexutil.Big 507 if err := ec.c.CallContext(ctx, &hex, "eth_maxPriorityFeePerGas"); err != nil { 508 return nil, err 509 } 510 return (*big.Int)(&hex), nil 511 } 512 513 type feeHistoryResultMarshaling struct { 514 OldestBlock *hexutil.Big `json:"oldestBlock"` 515 Reward [][]*hexutil.Big `json:"reward,omitempty"` 516 BaseFee []*hexutil.Big `json:"baseFeePerGas,omitempty"` 517 GasUsedRatio []float64 `json:"gasUsedRatio"` 518 } 519 520 // FeeHistory retrieves the fee market history. 521 func (ec *Client) FeeHistory(ctx context.Context, blockCount uint64, lastBlock *big.Int, rewardPercentiles []float64) (*ethereum.FeeHistory, error) { 522 var res feeHistoryResultMarshaling 523 if err := ec.c.CallContext(ctx, &res, "eth_feeHistory", hexutil.Uint(blockCount), toBlockNumArg(lastBlock), rewardPercentiles); err != nil { 524 return nil, err 525 } 526 reward := make([][]*big.Int, len(res.Reward)) 527 for i, r := range res.Reward { 528 reward[i] = make([]*big.Int, len(r)) 529 for j, r := range r { 530 reward[i][j] = (*big.Int)(r) 531 } 532 } 533 baseFee := make([]*big.Int, len(res.BaseFee)) 534 for i, b := range res.BaseFee { 535 baseFee[i] = (*big.Int)(b) 536 } 537 return ðereum.FeeHistory{ 538 OldestBlock: (*big.Int)(res.OldestBlock), 539 Reward: reward, 540 BaseFee: baseFee, 541 GasUsedRatio: res.GasUsedRatio, 542 }, nil 543 } 544 545 // EstimateGas tries to estimate the gas needed to execute a specific transaction based on 546 // the current pending state of the backend blockchain. There is no guarantee that this is 547 // the true gas limit requirement as other transactions may be added or removed by miners, 548 // but it should provide a basis for setting a reasonable default. 549 func (ec *Client) EstimateGas(ctx context.Context, msg ethereum.CallMsg) (uint64, error) { 550 var hex hexutil.Uint64 551 err := ec.c.CallContext(ctx, &hex, "eth_estimateGas", toCallArg(msg)) 552 if err != nil { 553 return 0, err 554 } 555 return uint64(hex), nil 556 } 557 558 // SendTransaction injects a signed transaction into the pending pool for execution. 559 // 560 // If the transaction was a contract creation use the TransactionReceipt method to get the 561 // contract address after the transaction has been mined. 562 func (ec *Client) SendTransaction(ctx context.Context, tx *types.Transaction) error { 563 data, err := tx.MarshalBinary() 564 if err != nil { 565 return err 566 } 567 return ec.c.CallContext(ctx, nil, "eth_sendRawTransaction", hexutil.Encode(data)) 568 } 569 570 func toBlockNumArg(number *big.Int) string { 571 if number == nil { 572 return "latest" 573 } 574 pending := big.NewInt(-1) 575 if number.Cmp(pending) == 0 { 576 return "pending" 577 } 578 finalized := big.NewInt(int64(rpc.FinalizedBlockNumber)) 579 if number.Cmp(finalized) == 0 { 580 return "finalized" 581 } 582 safe := big.NewInt(int64(rpc.SafeBlockNumber)) 583 if number.Cmp(safe) == 0 { 584 return "safe" 585 } 586 return hexutil.EncodeBig(number) 587 } 588 589 func toCallArg(msg ethereum.CallMsg) interface{} { 590 arg := map[string]interface{}{ 591 "from": msg.From, 592 "to": msg.To, 593 } 594 if len(msg.Data) > 0 { 595 arg["data"] = hexutil.Bytes(msg.Data) 596 } 597 if msg.Value != nil { 598 arg["value"] = (*hexutil.Big)(msg.Value) 599 } 600 if msg.Gas != 0 { 601 arg["gas"] = hexutil.Uint64(msg.Gas) 602 } 603 if msg.GasPrice != nil { 604 arg["gasPrice"] = (*hexutil.Big)(msg.GasPrice) 605 } 606 return arg 607 } 608 609 // rpcProgress is a copy of SyncProgress with hex-encoded fields. 610 type rpcProgress struct { 611 StartingBlock hexutil.Uint64 612 CurrentBlock hexutil.Uint64 613 HighestBlock hexutil.Uint64 614 615 PulledStates hexutil.Uint64 616 KnownStates hexutil.Uint64 617 618 SyncedAccounts hexutil.Uint64 619 SyncedAccountBytes hexutil.Uint64 620 SyncedBytecodes hexutil.Uint64 621 SyncedBytecodeBytes hexutil.Uint64 622 SyncedStorage hexutil.Uint64 623 SyncedStorageBytes hexutil.Uint64 624 HealedTrienodes hexutil.Uint64 625 HealedTrienodeBytes hexutil.Uint64 626 HealedBytecodes hexutil.Uint64 627 HealedBytecodeBytes hexutil.Uint64 628 HealingTrienodes hexutil.Uint64 629 HealingBytecode hexutil.Uint64 630 } 631 632 func (p *rpcProgress) toSyncProgress() *ethereum.SyncProgress { 633 if p == nil { 634 return nil 635 } 636 return ðereum.SyncProgress{ 637 StartingBlock: uint64(p.StartingBlock), 638 CurrentBlock: uint64(p.CurrentBlock), 639 HighestBlock: uint64(p.HighestBlock), 640 PulledStates: uint64(p.PulledStates), 641 KnownStates: uint64(p.KnownStates), 642 SyncedAccounts: uint64(p.SyncedAccounts), 643 SyncedAccountBytes: uint64(p.SyncedAccountBytes), 644 SyncedBytecodes: uint64(p.SyncedBytecodes), 645 SyncedBytecodeBytes: uint64(p.SyncedBytecodeBytes), 646 SyncedStorage: uint64(p.SyncedStorage), 647 SyncedStorageBytes: uint64(p.SyncedStorageBytes), 648 HealedTrienodes: uint64(p.HealedTrienodes), 649 HealedTrienodeBytes: uint64(p.HealedTrienodeBytes), 650 HealedBytecodes: uint64(p.HealedBytecodes), 651 HealedBytecodeBytes: uint64(p.HealedBytecodeBytes), 652 HealingTrienodes: uint64(p.HealingTrienodes), 653 HealingBytecode: uint64(p.HealingBytecode), 654 } 655 }