dart_web3_compat library

Classes

AbiAddress
Address type (20 bytes).
AbiArray
Array type (fixed or dynamic length).
AbiBytes
Dynamic bytes type.
AbiDecoder
ABI decoder for Ethereum smart contract return values and events.
AbiEncoder
ABI encoder for Ethereum smart contract calls.
AbiError
Represents an error in an ABI.
AbiEvent
Represents an event in an ABI.
AbiFixedBytes
Fixed-size bytes type (bytes1 to bytes32).
AbiFunction
Represents a function in an ABI.
AbiParser
Parser for ABI JSON definitions.
AbiString
String type (UTF-8 encoded per Solidity ABI specification).
AbiTuple
Tuple type (struct).
AbiType
Base class for all ABI types.
AbiUint
Unsigned integer type (uint8 to uint256).
AccessListEntry
An entry in an access list.
AddressUtils
Address validation and normalization
AES
Pure Dart implementation of AES-128 block cipher and CTR mode.
Authorization
EIP-7702 authorization for EOA code delegation.
AuthorizationBatch
Utility class for creating and managing batch authorizations.
AuthorizationRevocation
Utility class for managing EIP-7702 authorization revocations.
AuthorizationVerifier
Utility class for verifying EIP-7702 authorizations.
Base58
Base58Check encoding used by Bitcoin and other UTXO chains.
Bech32
Bech32 encoding (BIP-173) for SegWit addresses.
Bip39
Pure Dart implementation of BIP-39 mnemonic phrase generation and validation.
Block
Block data.
BlockNum
CallRequest
Call request.
Chains
Pre-defined chain configurations.
ContractAbi
ContractEvent
ContractFactory
Factory for creating and deploying contracts.
ContractFunction
CurveFactory
Factory class for creating curve instances.
CurveInterface
Abstract interface for elliptic curve operations.
DeployedContract
DeployResult
Result of a contract deployment.
Ed25519
Pure Dart implementation of Ed25519 elliptic curve.
Ed25519HdWallet
Pure Dart implementation of SLIP-0010 Ed25519 HD Wallet.
Ed25519KeyPair
Ed25519 key pair.
ERC1155Contract
ERC-1155 multi-token contract implementation.
ERC20Contract
ERC-20 token contract implementation.
ERC721Contract
ERC-721 NFT contract implementation.
EtherAmount
Compatibility alias for web3dart's EtherAmount
Ethereum
Ethereum network configurations.
EthereumAddress
Represents an Ethereum address with validation and checksum support.
EthUnit
Ethereum unit conversion utilities.
EventFilter
Event filter for contract event subscriptions.
FilterOptions
HardwareWalletSigner
Abstract hardware wallet signer interface.
HDWallet
Pure Dart implementation of BIP-32/44 Hierarchical Deterministic (HD) wallet.
HexUtils
Hex encoding/decoding utilities
HmacSha256
HMAC-SHA256 implementation per RFC 2104.
HmacSha512
HMAC-SHA512 implementation per RFC 2104.
HttpTransport
HTTP transport for JSON-RPC communication.
Keccak256
Pure Dart implementation of Keccak-256 hash function.
KeystoreV3
Implements the Ethereum Keystore V3 specification.
Log
Event log.
LogFilter
Log filter.
MpcSigner
Abstract MPC signer interface.
MsgSignature
Compatibility alias for web3dart's MsgSignature
Pbkdf2
PBKDF2 (Password-Based Key Derivation Function 2) per RFC 2898.
PrivateKeySigner
Signer implementation using a private key.
PublicClient
Public client for read-only blockchain operations.
PublicClientBase
Base interface for all blockchain clients.
Ripemd160
RIPEMD-160 hash function.
RLP
Recursive Length Prefix (RLP) encoding and decoding.
RpcProvider
High-level RPC provider with middleware support.
SchnorrKeyPair
Represents a Schnorr key pair (BIP-340).
SchnorrSignature
Pure Dart implementation of Schnorr signatures (BIP-340).
Scrypt
Secp256k1
Pure Dart implementation of secp256k1 elliptic curve operations.
Sha256
SHA-256 hash function (FIPS 180-4).
Sha512
SHA-512 hash function (FIPS 180-4).
Signer
Abstract signer interface for signing transactions and messages.
SigningSession
Represents an MPC signing session.
SimulateResult
Result of a contract function simulation.
Solana
Solana network configurations.
Sr25519
Sr25519 elliptic curve implementation for Polkadot.
Sr25519KeyPair
Represents an Sr25519 key pair.
Transaction
TransactionReceipt
Transaction receipt.
TransactionRequest
Represents a transaction request.
TypedContract
Base class for type-safe contract implementations.
UnitUtils
Unit conversion utilities
Wallet
WalletClient
Wallet client for signing and sending transactions.
WalletClientBase
Base interface for all wallet clients.
Web3Client
Compatibility wrapper for web3dart's Web3Client
Web3Log
Web3PrivateKey
Legacy compatibility wrapper for PrivateKey (EthPrivateKey).

Enums

ChainType
Type of blockchain network architecture.
EtherUnit
Compatibility alias for web3dart's EtherUnit
Unit
Ethereum units with their wei multipliers.

Functions

bytesToHex(List<int> bytes, {bool include0x = false, int? forcePadLength, bool padToEven = false}) → String
Legacy bytesToHex compatibility
bytesToUnsignedInt(Uint8List bytes) → BigInt
Legacy bytesToUnsignedInt compatibility
ecRecover(Uint8List hash, MsgSignature sig) → Uint8List
Legacy ecRecover compatibility
hexToBytes(String hexString) → Uint8List
Legacy hexToBytes compatibility
intToBytes(BigInt number) → Uint8List
Legacy intToBytes compatibility
keccak256(Uint8List input) → Uint8List
Keccak256 hash
publicKeyToAddress(Uint8List publicKey) → Uint8List
Legacy publicKeyToAddress compatibility