# Permission Manager module for core permissioning functionality (GeneralPermissionManager.sol)

View Source: [contracts/modules/PermissionManager/GeneralPermissionManager.sol](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/contracts/modules/PermissionManager/GeneralPermissionManager.sol)

**↗ Extends:** [**GeneralPermissionManagerStorage**](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/GeneralPermissionManagerStorage.md)**,** [**IPermissionManager**](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md)**,** [**Module**](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/Module.md)

**GeneralPermissionManager**

**Events**

```javascript
event ChangePermission(address indexed _delegate, address  _module, bytes32  _perm, bool  _valid);
event AddDelegate(address indexed _delegate, bytes32  _details);
```

## Functions

* [(address \_securityToken, address \_polyToken)](/polymath/api/generalpermissionmanager.md)
* [getInitFunction()](/polymath/api/generalpermissionmanager.md#getinitfunction)
* [checkPermission(address \_delegate, address \_module, bytes32 \_perm)](/polymath/api/generalpermissionmanager.md#checkpermission)
* [addDelegate(address \_delegate, bytes32 \_details)](/polymath/api/generalpermissionmanager.md#adddelegate)
* [deleteDelegate(address \_delegate)](/polymath/api/generalpermissionmanager.md#deletedelegate)
* [checkDelegate(address \_potentialDelegate)](/polymath/api/generalpermissionmanager.md#checkdelegate)
* [changePermission(address \_delegate, address \_module, bytes32 \_perm, bool \_valid)](/polymath/api/generalpermissionmanager.md#changepermission)
* [changePermissionMulti(address \_delegate, address\[\] \_modules, bytes32\[\] \_perms, bool\[\] \_valids)](/polymath/api/generalpermissionmanager.md#changepermissionmulti)
* [getAllDelegatesWithPerm(address \_module, bytes32 \_perm)](/polymath/api/generalpermissionmanager.md#getalldelegateswithperm)
* [getAllModulesAndPermsFromTypes(address \_delegate, uint8\[\] \_types)](/polymath/api/generalpermissionmanager.md#getallmodulesandpermsfromtypes)
* [\_changePermission(address \_delegate, address \_module, bytes32 \_perm, bool \_valid)](/polymath/api/generalpermissionmanager.md#_changepermission)
* [getAllDelegates()](/polymath/api/generalpermissionmanager.md#getalldelegates)
* [getPermissions()](/polymath/api/generalpermissionmanager.md#getpermissions)

constructor

```javascript
function (address _securityToken, address _polyToken) public nonpayable Module
```

**Arguments**

| Name            | Type    | Description |
| --------------- | ------- | ----------- |
| \_securityToken | address |             |
| \_polyToken     | address |             |

### getInitFunction

⤾ overrides [IModule.getInitFunction](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IModule.md#getinitfunction)

Init function i.e generalise function to maintain the structure of the module contract

```javascript
function getInitFunction() public pure
returns(bytes4)
```

**Returns**

bytes4

**Arguments**

| Name | Type | Description |
| ---- | ---- | ----------- |

### checkPermission

⤾ overrides [IPermissionManager.checkPermission](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#checkpermission)

Used to check the permission on delegate corresponds to module contract address

```javascript
function checkPermission(address _delegate, address _module, bytes32 _perm) external view
returns(bool)
```

**Returns**

bool

**Arguments**

| Name       | Type    | Description                             |
| ---------- | ------- | --------------------------------------- |
| \_delegate | address | Ethereum address of the delegate        |
| \_module   | address | Ethereum contract address of the module |
| \_perm     | bytes32 | Permission flag                         |

### addDelegate

⤾ overrides [IPermissionManager.addDelegate](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#adddelegate)

Used to add a delegate

```javascript
function addDelegate(address _delegate, bytes32 _details) external nonpayable withPerm
```

**Arguments**

| Name       | Type    | Description                                                |
| ---------- | ------- | ---------------------------------------------------------- |
| \_delegate | address | Ethereum address of the delegate                           |
| \_details  | bytes32 | Details about the delegate i.e `Belongs to financial firm` |

### deleteDelegate

⤾ overrides [IPermissionManager.deleteDelegate](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#deletedelegate)

Used to delete a delegate

```javascript
function deleteDelegate(address _delegate) external nonpayable withPerm
```

**Arguments**

| Name       | Type    | Description                      |
| ---------- | ------- | -------------------------------- |
| \_delegate | address | Ethereum address of the delegate |

### checkDelegate

⤾ overrides [IPermissionManager.checkDelegate](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#checkdelegate)

Used to check if an address is a delegate or not

```javascript
function checkDelegate(address _potentialDelegate) external view
returns(bool)
```

**Returns**

bool

**Arguments**

| Name                | Type    | Description                       |
| ------------------- | ------- | --------------------------------- |
| \_potentialDelegate | address | the address of potential delegate |

### changePermission

⤾ overrides [IPermissionManager.changePermission](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#changepermission)

Used to provide/change the permission to the delegate corresponds to the module contract

```javascript
function changePermission(address _delegate, address _module, bytes32 _perm, bool _valid) public nonpayable withPerm
```

**Returns**

bool

**Arguments**

| Name       | Type    | Description                                   |
| ---------- | ------- | --------------------------------------------- |
| \_delegate | address | Ethereum address of the delegate              |
| \_module   | address | Ethereum contract address of the module       |
| \_perm     | bytes32 | Permission flag                               |
| \_valid    | bool    | Bool flag use to switch on/off the permission |

### changePermissionMulti

⤾ overrides [IPermissionManager.changePermissionMulti](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#changepermissionmulti)

Used to change one or more permissions for a single delegate at once

```javascript
function changePermissionMulti(address _delegate, address[] _modules, bytes32[] _perms, bool[] _valids) public nonpayable withPerm
```

**Returns**

nothing

**Arguments**

| Name       | Type       | Description                                                      |
| ---------- | ---------- | ---------------------------------------------------------------- |
| \_delegate | address    | Ethereum address of the delegate                                 |
| \_modules  | address\[] | Multiple module matching the multiperms, needs to be same length |
| \_perms    | bytes32\[] | Multiple permission flag needs to be changed                     |
| \_valids   | bool\[]    | Bool array consist the flag to switch on/off the permission      |

### getAllDelegatesWithPerm

⤾ overrides [IPermissionManager.getAllDelegatesWithPerm](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#getalldelegateswithperm)

Used to return all delegates with a given permission and module

```javascript
function getAllDelegatesWithPerm(address _module, bytes32 _perm) external view
returns(address[])
```

**Returns**

address\[]

**Arguments**

| Name     | Type    | Description                             |
| -------- | ------- | --------------------------------------- |
| \_module | address | Ethereum contract address of the module |
| \_perm   | bytes32 | Permission flag                         |

### getAllModulesAndPermsFromTypes

⤾ overrides [IPermissionManager.getAllModulesAndPermsFromTypes](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#getallmodulesandpermsfromtypes)

Used to return all permission of a single or multiple module

```javascript
function getAllModulesAndPermsFromTypes(address _delegate, uint8[] _types) external view
returns(address[], bytes32[])
```

**Returns**

address\[] the address array of Modules this delegate has permission

**Arguments**

| Name       | Type     | Description                      |
| ---------- | -------- | -------------------------------- |
| \_delegate | address  | Ethereum address of the delegate |
| \_types    | uint8\[] | uint8\[] of types                |

### \_changePermission

Used to provide/change the permission to the delegate corresponds to the module contract

```javascript
function _changePermission(address _delegate, address _module, bytes32 _perm, bool _valid) internal nonpayable
```

**Returns**

bool

**Arguments**

| Name       | Type    | Description                                   |
| ---------- | ------- | --------------------------------------------- |
| \_delegate | address | Ethereum address of the delegate              |
| \_module   | address | Ethereum contract address of the module       |
| \_perm     | bytes32 | Permission flag                               |
| \_valid    | bool    | Bool flag use to switch on/off the permission |

### getAllDelegates

⤾ overrides [IPermissionManager.getAllDelegates](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IPermissionManager.md#getalldelegates)

Used to get all delegates

```javascript
function getAllDelegates() external view
returns(address[])
```

**Returns**

address\[]

**Arguments**

| Name | Type | Description |
| ---- | ---- | ----------- |

### getPermissions

⤾ overrides [IModule.getPermissions](https://github.com/PolymathNetwork/polymath-core/tree/096ba240a927c98e1f1a182d2efee7c4c4c1dfc5/docs/api/IModule.md#getpermissions)

Returns the Permission flag related the `this` contract

```javascript
function getPermissions() public view
returns(bytes32[])
```

**Returns**

Array of permission flags

**Arguments**

| Name | Type | Description |
| ---- | ---- | ----------- |


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