checkUserOp

A virtual function called when the session is being used to verify a UserOperation. Overwrites from ERC7579UserOpPolicy.

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Usage

function checkAction(
        ConfigId id,
        PackedUserOperation calldata userOp
    )
        external
        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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userOp

• Type: PackedUserOperation

The UserOperation that is being validated.

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Returns

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validationData

• Type: uint256

The ERC-4337 validation data to determine if the UserOperation is valid.