Transactions

Transactions is a library with utilities to encode, decode and sign Ethereum transactions.

Functions

encodeRLP

Encode a EIP-155 transaction in RLP.

Input:

• txStruct (EIP155): Is the transaction structure.

Output:

• output (bytes): The encoded RLP bytes.

encodeRLP

Encode a EIP-1559 request transaction in RLP.

Input:

• txStruct (EIP155Request): Is the transaction structure.

Output:

• output (bytes): The encoded RLP bytes.

encodeRLP

Encode a EIP-1559 transaction in RLP.

Input:

• txStruct (EIP1559): Is the transaction structure.

Output:

• output (bytes): The encoded RLP bytes.

encodeRLP

Encode a EIP-1559 request transaction in RLP.

Input:

• txStruct (EIP1559Request): Is the transaction structure.

Output:

• output (bytes): The encoded RLP bytes.

decodeRLP_EIP155

Decode a EIP-155 transaction from RLP.

Input:

• rlp (bytes): Is the encoded RLP bytes.

Output:

• txStruct (EIP155): The transaction structure.

decodeRLP_EIP155Request

Decode a EIP-155 request transaction from RLP.

Input:

• rlp (bytes): Is the encoded RLP bytes.

Output:

• txStruct (EIP155Request): The transaction structure.

decodeRLP_EIP1559

Decode a EIP-1559 transaction from RLP.

Input:

• rlp (bytes): Is the encoded RLP bytes.

Output:

• txStruct (EIP1559): The transaction structure.

decodeRLP_EIP1559Request

Decode a EIP-1559 request transaction from RLP.

Input:

• rlp (bytes): Is the encoded RLP bytes.

Output:

• txStruct (EIP1559Request): The transaction structure.

signTxn

Sign a EIP-155 transaction request.

Input:

• request (EIP1559Request): Is the transaction request.

• signingKey (string): Is the private key to sign the transaction.

Output:

• response (EIP1559): The signed transaction.

signTxn

Sign a EIP-155 transaction request.

Input:

• request (EIP155Request): Is the transaction request.

• signingKey (string): Is the private key to sign the transaction.

Output:

• response (EIP155): The signed transaction.

Structs

EIP155

EIP-155 transaction structure.

• to (address): Is the target address.
• gas (uint256): Is the gas limit.
• gasPrice (uint256): Is the gas price.
• value (uint256): Is the transfer value in gwei.
• nonce (uint256): Is the latest nonce of the sender.
• data (bytes): Is the transaction data.
• chainId (uint256): Is the id of the chain where the transaction will be executed.
• r (bytes32): Is the 'r' signature value.
• s (bytes32): Is the 's' signature value.
• v (uint256): Is the 'v' signature value.

EIP155Request

EIP-155 transaction request structure.

• to (address): Is the target address.
• gas (uint256): Is the gas limit.
• gasPrice (uint256): Is the gas price.
• value (uint256): Is the transfer value in gwei.
• nonce (uint256): Is the latest nonce of the sender.
• data (bytes): Is the transaction data.
• chainId (uint256): Is the id of the chain where the transaction will be executed.

EIP1559

EIP-1559 transaction structure.

• to (address): Is the target address.
• gas (uint256): Is the gas limit.
• maxFeePerGas (uint256): Is the maximum fee per gas.
• maxPriorityFeePerGas (uint256): Is the maximum priority fee per gas.
• value (uint256): Is the transfer value in gwei.
• nonce (uint256): Is the latest nonce of the sender.
• data (bytes): Is the transaction data.
• chainId (uint256): Is the id of the chain where the transaction will be executed.
• accessList (bytes): Is the access list.
• r (bytes32): Is the 'r' signature value.
• s (bytes32): Is the 's' signature value.
• v (uint256): Is the 'v' signature value.

EIP1559Request

EIP-1559 transaction request structure.

• to (address): Is the target address.
• gas (uint256): Is the gas limit.
• maxFeePerGas (uint256): Is the maximum fee per gas.
• maxPriorityFeePerGas (uint256): Is the maximum priority fee per gas.
• value (uint256): Is the transfer value in gwei.
• nonce (uint256): Is the latest nonce of the sender.
• data (bytes): Is the transaction data.
• chainId (uint256): Is the id of the chain where the transaction will be executed.
• accessList (bytes): Is the access list.