Crate pallet_evm_precompile_balances_erc20

Precompile to interact with pallet_balances instances using the ERC20 interface standard.

Structs

• Erc20BalancesPrecompile
  Precompile exposing a pallet_balance as an ERC20. Multiple precompiles can support instances of pallet_balance. The precompile uses an additional storage to store approvals.

Enums

• Erc20BalancesPrecompileCall

Constants

• SELECTOR_LOG_APPROVAL
  Solidity selector of the Approval log, which is the Keccak of the Log signature.
• SELECTOR_LOG_DEPOSIT
  Solidity selector of the Deposit log, which is the Keccak of the Log signature.
• SELECTOR_LOG_TRANSFER
  Solidity selector of the Transfer log, which is the Keccak of the Log signature.
• SELECTOR_LOG_WITHDRAWAL
  Solidity selector of the Withdraw log, which is the Keccak of the Log signature.

Traits

• Erc20Metadata
  Metadata of an ERC20 token.
• InstanceToPrefix
  Associates pallet Instance to a prefix used for the Approves storage. This trait is implemented for () and the 16 substrate Instance.

Type Aliases

• ApprovesStorage
  Storage type used to store approvals, since pallet_balances doesn’t handle this behavior. (Owner => Allowed => Amount)
• BalanceOf
  Alias for the Balance type for the provided Runtime and Instance.
• NoncesStorage
  Storage type used to store EIP2612 nonces.