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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/ox/_cjs/core
Просмотр файла: TransactionEnvelopeEip4844.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.type = exports.serializedType = void 0;
exports.assert = assert;
exports.deserialize = deserialize;
exports.from = from;
exports.getSignPayload = getSignPayload;
exports.hash = hash;
exports.serialize = serialize;
exports.toRpc = toRpc;
exports.validate = validate;
const AccessList = require("./AccessList.js");
const Blobs = require("./Blobs.js");
const Hash = require("./Hash.js");
const Hex = require("./Hex.js");
const Kzg = require("./Kzg.js");
const Rlp = require("./Rlp.js");
const Signature = require("./Signature.js");
const TransactionEnvelope = require("./TransactionEnvelope.js");
const TransactionEnvelopeEip1559 = require("./TransactionEnvelopeEip1559.js");
exports.serializedType = '0x03';
exports.type = 'eip4844';
function assert(envelope) {
const { blobVersionedHashes } = envelope;
if (blobVersionedHashes) {
if (blobVersionedHashes.length === 0)
throw new Blobs.EmptyBlobVersionedHashesError();
for (const hash of blobVersionedHashes) {
const size = Hex.size(hash);
const version = Hex.toNumber(Hex.slice(hash, 0, 1));
if (size !== 32)
throw new Blobs.InvalidVersionedHashSizeError({ hash, size });
if (version !== Kzg.versionedHashVersion)
throw new Blobs.InvalidVersionedHashVersionError({
hash,
version,
});
}
}
TransactionEnvelopeEip1559.assert(envelope);
}
function deserialize(serialized) {
const transactionOrWrapperArray = Rlp.toHex(Hex.slice(serialized, 1));
const hasNetworkWrapper = transactionOrWrapperArray.length === 4;
const transactionArray = hasNetworkWrapper
? transactionOrWrapperArray[0]
: transactionOrWrapperArray;
const wrapperArray = hasNetworkWrapper
? transactionOrWrapperArray.slice(1)
: [];
const [chainId, nonce, maxPriorityFeePerGas, maxFeePerGas, gas, to, value, data, accessList, maxFeePerBlobGas, blobVersionedHashes, yParity, r, s,] = transactionArray;
const [blobs, commitments, proofs] = wrapperArray;
if (!(transactionArray.length === 11 || transactionArray.length === 14))
throw new TransactionEnvelope.InvalidSerializedError({
attributes: {
chainId,
nonce,
maxPriorityFeePerGas,
maxFeePerGas,
gas,
to,
value,
data,
accessList,
...(transactionArray.length > 9
? {
yParity,
r,
s,
}
: {}),
},
serialized,
type: exports.type,
});
let transaction = {
blobVersionedHashes: blobVersionedHashes,
chainId: Number(chainId),
type: exports.type,
};
if (Hex.validate(to) && to !== '0x')
transaction.to = to;
if (Hex.validate(gas) && gas !== '0x')
transaction.gas = BigInt(gas);
if (Hex.validate(data) && data !== '0x')
transaction.data = data;
if (Hex.validate(nonce))
transaction.nonce = nonce === '0x' ? 0n : BigInt(nonce);
if (Hex.validate(value) && value !== '0x')
transaction.value = BigInt(value);
if (Hex.validate(maxFeePerBlobGas) && maxFeePerBlobGas !== '0x')
transaction.maxFeePerBlobGas = BigInt(maxFeePerBlobGas);
if (Hex.validate(maxFeePerGas) && maxFeePerGas !== '0x')
transaction.maxFeePerGas = BigInt(maxFeePerGas);
if (Hex.validate(maxPriorityFeePerGas) && maxPriorityFeePerGas !== '0x')
transaction.maxPriorityFeePerGas = BigInt(maxPriorityFeePerGas);
if (accessList?.length !== 0 && accessList !== '0x')
transaction.accessList = AccessList.fromTupleList(accessList);
if (blobs && commitments && proofs)
transaction.sidecars = Blobs.toSidecars(blobs, {
commitments: commitments,
proofs: proofs,
});
const signature = r && s && yParity
? Signature.fromTuple([yParity, r, s])
: undefined;
if (signature)
transaction = {
...transaction,
...signature,
};
assert(transaction);
return transaction;
}
function from(envelope, options = {}) {
const { signature } = options;
const envelope_ = (typeof envelope === 'string' ? deserialize(envelope) : envelope);
assert(envelope_);
return {
...envelope_,
...(signature ? Signature.from(signature) : {}),
type: 'eip4844',
};
}
function getSignPayload(envelope) {
return hash(envelope, { presign: true });
}
function hash(envelope, options = {}) {
const { presign } = options;
return Hash.keccak256(serialize({
...envelope,
...(presign
? {
sidecars: undefined,
r: undefined,
s: undefined,
yParity: undefined,
v: undefined,
}
: {}),
}));
}
function serialize(envelope, options = {}) {
const { blobVersionedHashes, chainId, gas, nonce, to, value, maxFeePerBlobGas, maxFeePerGas, maxPriorityFeePerGas, accessList, data, } = envelope;
assert(envelope);
const accessTupleList = AccessList.toTupleList(accessList);
const signature = Signature.extract(options.signature || envelope);
const serialized = [
Hex.fromNumber(chainId),
nonce ? Hex.fromNumber(nonce) : '0x',
maxPriorityFeePerGas ? Hex.fromNumber(maxPriorityFeePerGas) : '0x',
maxFeePerGas ? Hex.fromNumber(maxFeePerGas) : '0x',
gas ? Hex.fromNumber(gas) : '0x',
to ?? '0x',
value ? Hex.fromNumber(value) : '0x',
data ?? '0x',
accessTupleList,
maxFeePerBlobGas ? Hex.fromNumber(maxFeePerBlobGas) : '0x',
blobVersionedHashes ?? [],
...(signature ? Signature.toTuple(signature) : []),
];
const sidecars = options.sidecars || envelope.sidecars;
const blobs = [];
const commitments = [];
const proofs = [];
if (sidecars)
for (let i = 0; i < sidecars.length; i++) {
const { blob, commitment, proof } = sidecars[i];
blobs.push(blob);
commitments.push(commitment);
proofs.push(proof);
}
return Hex.concat('0x03', sidecars
?
Rlp.fromHex([serialized, blobs, commitments, proofs])
:
Rlp.fromHex(serialized));
}
function toRpc(envelope) {
const signature = Signature.extract(envelope);
return {
...envelope,
chainId: Hex.fromNumber(envelope.chainId),
data: envelope.data ?? envelope.input,
...(typeof envelope.gas === 'bigint'
? { gas: Hex.fromNumber(envelope.gas) }
: {}),
...(typeof envelope.nonce === 'bigint'
? { nonce: Hex.fromNumber(envelope.nonce) }
: {}),
...(typeof envelope.value === 'bigint'
? { value: Hex.fromNumber(envelope.value) }
: {}),
...(typeof envelope.maxFeePerBlobGas === 'bigint'
? { maxFeePerBlobGas: Hex.fromNumber(envelope.maxFeePerBlobGas) }
: {}),
...(typeof envelope.maxFeePerGas === 'bigint'
? { maxFeePerGas: Hex.fromNumber(envelope.maxFeePerGas) }
: {}),
...(typeof envelope.maxPriorityFeePerGas === 'bigint'
? { maxPriorityFeePerGas: Hex.fromNumber(envelope.maxPriorityFeePerGas) }
: {}),
type: '0x3',
...(signature ? Signature.toRpc(signature) : {}),
};
}
function validate(envelope) {
try {
assert(envelope);
return true;
}
catch {
return false;
}
}
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