> For the complete documentation index, see [llms.txt](https://docs.moneyonchain.com/rdoc-contract/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.moneyonchain.com/rdoc-contract/smart-contracts/abis-documentation/mocreserve.md).

# MoCReserve

View Source: [contracts/base/MoCReserve.sol](https://github.com/money-on-chain/RDOC-Contract/blob/master-gitbook-updated/contracts/base/MoCReserve.sol)

**↘ Derived Contracts:** [**MoC**](/rdoc-contract/smart-contracts/abis-documentation/moc.md)**,** [**MoCEvents**](https://github.com/money-on-chain/RDOC-Contract/blob/master-gitbook-updated/docs/abis/MoCEvents.md)

**MoCReserve** - version: 0.1.10

## Contract Members

**Constants & Variables**

```js
contract IERC20 public reserveToken;
```

***

```js
uint256[50] private upgradeGap;
```

***

## CallRevert

**Parameters**

## DepositFailed

**Parameters**

| Name   | Type    | Description |
| ------ | ------- | ----------- |
| origin | address |             |
| amount | uint256 |             |

## WithdrawFailed

**Parameters**

| Name        | Type    | Description |
| ----------- | ------- | ----------- |
| destination | address |             |
| amount      | uint256 |             |

## Modifiers

* [enoughAllowance](#enoughallowance)

### enoughAllowance

```js
modifier enoughAllowance(uint256 amount, address account) internal
```

**Arguments**

| Name    | Type    | Description |
| ------- | ------- | ----------- |
| amount  | uint256 |             |
| account | address |             |

## Functions

* [getAllowance(address account)](#getallowance)
* [deposit(uint256 amount, address origin)](#deposit)
* [withdraw(uint256 amount, address destination)](#withdraw)
* [setReserveToken(address token)](#setreservetoken)
* [safeTransfer(address to, uint256 amount)](#safetransfer)
* [safeTransferFrom(address origin, uint256 amount)](#safetransferfrom)
* [safeCall(bytes callData)](#safecall)

### getAllowance

Returns the amount of token reserve an account is allowed to use for deposit.

```js
function getAllowance(address account) public view
returns(uint256)
```

**Returns**

The minimum value between MoC allowance for that account and the account's balance.

**Arguments**

| Name    | Type    | Description                      |
| ------- | ------- | -------------------------------- |
| account | address | User account to check allowance. |

### deposit

Deposit reserve tokens into MoC address takeing it from origin address. Allowance of the amount should be made it before this.

```js
function deposit(uint256 amount, address origin) internal nonpayable enoughAllowance 
returns(bool)
```

**Arguments**

| Name   | Type    | Description                           |
| ------ | ------- | ------------------------------------- |
| amount | uint256 | Amount of reserve tokens to transfer. |
| origin | address | Account from which to take the funds. |

### withdraw

Deposit reserve tokens into MoC address takeing it from origin address. Allowance of the amount should be made it before this.

```js
function withdraw(uint256 amount, address destination) internal nonpayable
returns(bool)
```

**Returns**

true if transfer is successfull and false if not.

**Arguments**

| Name        | Type    | Description                              |
| ----------- | ------- | ---------------------------------------- |
| amount      | uint256 | Amount of reserve tokens to extract.     |
| destination | address | Account to which the funds will be sent. |

### setReserveToken

```js
function setReserveToken(address token) internal nonpayable
```

**Arguments**

| Name  | Type    | Description |
| ----- | ------- | ----------- |
| token | address |             |

### safeTransfer

Calls RRC20 transfer function and returns a boolean result even if transaction reverts.

```js
function safeTransfer(address to, uint256 amount) internal nonpayable
returns(bool)
```

**Arguments**

| Name   | Type    | Description                       |
| ------ | ------- | --------------------------------- |
| to     | address | Destination account of the funds. |
| amount | uint256 | Funds to move.                    |

### safeTransferFrom

Calls RRC20 transferFrom function and returns a boolean result even if transaction reverts

```js
function safeTransferFrom(address origin, uint256 amount) internal nonpayable
returns(bool)
```

**Arguments**

| Name   | Type    | Description                       |
| ------ | ------- | --------------------------------- |
| origin | address | Destination account of the funds. |
| amount | uint256 | Funds to move.                    |

### safeCall

Wraps an RRC20 transfer with a low level call to handle revert secenario Emits CallRevert if call fails for revert

```js
function safeCall(bytes callData) internal nonpayable
returns(bool)
```

**Arguments**

| Name     | Type  | Description                                   |
| -------- | ----- | --------------------------------------------- |
| callData | bytes | Packed encoded data to use as call parameter. |