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A virtual function called when the session is being used to verify the individual calls of a UserOperation. Overwrites from ERC7579ActionPolicy.

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Usage

function checkAction(
        ConfigId id,
        address account,
        address target,
        uint256 value,
        bytes calldata data
    )
        external
        view
        virtual
        returns (uint256) {
    // validate the userOperation and signature
}

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Parameters

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id

  • Type: ConfigId | bytes32
The id of the configuration that is part of the session.

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account

  • Type: address
The address of the account that is using smart sessions.

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target

  • Type: address
The address of the target contract.

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value

  • Type: uint256
The value of the transaction.

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data

  • Type: bytes
The calldata of the transaction.

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Returns

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validationData

  • Type: uint256
The ERC-4337 validation data to determine if the UserOperation is valid.