BaseOftMessageExecutor

Title: BaseOftMessageExecutor

Author: Malda Protocol

Base implementation for OFT message executors used via delegatecall by bridges.

Functions

processUncomposed

Processes stored/uncomposed messages for a market by falling back to underlying.

function processUncomposed(address market, address underlying, address bridgeContract)
    external
    payable
    virtual
    override;

Parameters

Name	Type	Description
`market`	`address`	The market address.
`underlying`	`address`	The underlying token address.
`bridgeContract`	`address`	The bridge contract used for OFT operations.

executeCompose

Executes a compose step for a market by falling back to underlying.

function executeCompose(address market, address underlying, address bridgeContract)
    external
    payable
    virtual
    override;

Parameters

Name	Type	Description
`market`	`address`	The market address.
`underlying`	`address`	The underlying token address.
`bridgeContract`	`address`	The bridge contract used for OFT operations.

_pullFromRebalancer

Pulls tokens from the rebalancer.

function _pullFromRebalancer(address underlying, uint256 amount, address rebalancer) internal;

Parameters

Name	Type	Description
`underlying`	`address`	The underlying token address.
`amount`	`uint256`	The amount of tokens to pull.
`rebalancer`	`address`	The rebalancer address.

_approve

Approves tokens to a spender.

function _approve(address token, address spender, uint256 amount) internal;

Parameters

Name	Type	Description
`token`	`address`	The token address.
`spender`	`address`	The spender address.
`amount`	`uint256`	The amount of tokens to approve.

_sendOFT

Sends tokens via OFT.

function _sendOFT(address oft, SendParam calldata params, MessagingFee calldata fees, address refundAddress)
    internal
    returns (MessagingReceipt memory receipt);

Parameters

Name	Type	Description
`oft`	`address`	The OFT address.
`params`	`SendParam`	The send parameters.
`fees`	`MessagingFee`	The messaging fees.
`refundAddress`	`address`	The refund address.

Returns

Name	Type	Description
`receipt`	`MessagingReceipt`	The messaging receipt.

_fallbackToUnderlying

Falls back to underlying if the bridge contract is not the underlying.

function _fallbackToUnderlying(address market, address underlying, address bridgeContract) internal;

Parameters

Name	Type	Description
`market`	`address`	The market address.
`underlying`	`address`	The underlying token address.
`bridgeContract`	`address`	The bridge contract used for OFT operations.

_verifyMinted

Verifies the minted tokens.

function _verifyMinted(address oft, uint256 required) internal view;

Parameters

Name	Type	Description
`oft`	`address`	The OFT address.
`required`	`uint256`	The required amount of tokens.

Errors

Executor_NoOft

error Executor_NoOft();

Executor_AmountMismatch

error Executor_AmountMismatch();

Executor_WrongUnderlying

error Executor_WrongUnderlying();

Executor_NotRebalancer

error Executor_NotRebalancer();