PermissionControl

Extends

Operatable

Initialization

constructor

constructor(address to)

Description

Initializes a new PermissionControl instance.

Parameters

Name	Type	Description
to	address	The owner of the smart contract.

Emits

OwnershipTransferred

Write Methods

whitelistLiquidator

function whitelistLiquidator(address liquidator, bool approved)
    public onlyOperators

Description

Allows operators to:

• add a liquidator to the whitelist.

• remove a liquidator from the whitelist.

Parameters

Name	Type	Description
liquidator	address	The liquidator's address.
approved	bool	The status to set to liquidator.

Emits

LogWhiteListLiquidator

whitelistUsers

function whitelistUsers(address[] calldata users, bool[] calldata approved) 
    public onlyOperators

Description

Calls whitelistUser for each entry of users and approved.

Parameters

Name	Type	Description
users	address[]	The user addresses.
approved	bool[]	Maps each user's address to the status it should be set to (see whitelistUser).

Emits

LogWhiteListUser

whitelistUser

function whitelistUser(address user, bool approved) public onlyOperators

Description

Allows operators to:

• add a user to the whitelist.

• remove a user from the whitelist.

Parameters

Name	Type	Description
user	address	The user's address.
approved	bool	The status to set to user.

Emits

LogWhiteListUser

View Methods

whitelistedUsers

mapping(address => bool) public whitelistedUsers; 

Description

Maps each whitelisted user's address to true.

liquidators

mapping(address => bool) public liquidators;

Description

Maps each whitelisted liquidator's address to true.

Events

LogWhiteListUser

event LogWhiteListUser(
    address indexed user,
    address indexed operator,
    bool approved
)

Parameters

Name	Type	Index?
user	address	Yes
operator	address	Yes
approved	bool	No

LogWhiteListLiquidator

event LogWhiteListLiquidator(
    address indexed user,
    address indexed operator,
    bool approved
)

Parameters

Name	Type	Index?
user	address	Yes
operator	address	Yes
approved	bool	No