> For the complete documentation index, see [llms.txt](https://docs.octusbridge.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.octusbridge.io/integrate/octus-bridge-contracts/everscale/bridge-section/event-contracts-multivault.md).

# event-contracts-multivault

### MultiVaultEverscaleEventAlien

#### **`afterSignatureCheck`**

Returns DAO event in slice format.

```
function afterSignatureCheck(TvmSlice body, TvmCell /*message*/) private inline view returns (TvmSlice)
```

**Parameters:**

| Name | Type     | Description                      |
| ---- | -------- | -------------------------------- |
| body | TvmSlice | Contains data such as functionId |
|      | TvmCell  |                                  |

**Return values:**

| Type     | Description                           |
| -------- | ------------------------------------- |
| TvmSlice | DAO event represented in slice format |

#### **`close`**

When event is confirmed/rejected transfer back gas used for triggering event.

```
function close() external view
```

#### **`onInit`**

Initialize alien token.

```
function onInit() override internal
```

#### **`receiveTokenMeta`**

Receives meta token.

```
function receiveTokenMeta(
        uint256 base_chainId_,
        uint160 base_token_,
        string name,
        string symbol,
        uint8 decimals
    ) external override
```

**Parameters:**

| Name            | Type    | Description          |
| --------------- | ------- | -------------------- |
| base\_chainId\_ | uint256 | EVM network chain ID |
| base\_token\_   | uint160 | EVM token address    |
| name            | string  | Token name           |
| symbol          | string  | Token symbol         |
| decimals        | uint8   | Token decimals       |

#### **`receiveAlienTokenRoot`**

Sets token root and loads relayers.

```
function receiveAlienTokenRoot(
        address token_
    ) external override
```

**Parameters:**

| Name    | Type    | Description                               |
| ------- | ------- | ----------------------------------------- |
| token\_ | address | The address of the alien token to receive |

#### **`onRelaysLoaded`**

Updates event data and does the change for status.

```
function onRelaysLoaded() override internal
```

### MultiVaultEverscaleEventNative

#### **`afterSignatureCheck`**

Returns DAO event info in slice format.

```
function afterSignatureCheck(TvmSlice body, TvmCell /*message*/) private inline view returns (TvmSlice)
```

**Parameters:**

| Name | Type     | Description                      |
| ---- | -------- | -------------------------------- |
| body | TvmSlice | Contains data such as functionId |
|      | TvmCell  |                                  |

**Return values:**

| Type     | Description                           |
| -------- | ------------------------------------- |
| TvmSlice | DAO event represented in slice format |

#### **`close`**

When event is confirmed/rejected transfer back gas used for triggering event.

```
function close() external view
```

#### **`onInit`**

Initializes native token.

```
function onInit() override internal
```

#### **`receiveProxyTokenWallet`**

Sets token wallet address and loads relayers.

```
function receiveProxyTokenWallet(address tokenWallet_) external override
```

**Parameters:**

| Name          | Type    | Description                     |
| ------------- | ------- | ------------------------------- |
| tokenWallet\_ | address | The address of the token wallet |

#### **`onRelaysLoaded`**

Updates event data and does the change for status.

```
function onRelaysLoaded() override internal
```

### MultiVaultEVMEventAlien

#### **`afterSignatureCheck`**

Returns DAO event info in slice format.

```
function afterSignatureCheck(
        TvmSlice body,
        TvmCell
    ) private inline view returns (TvmSlice)
```

**Parameters:**

| Name | Type     | Description                      |
| ---- | -------- | -------------------------------- |
| body | TvmSlice | Contains data such as functionId |
|      | TvmCell  |                                  |

**Return values:**

| Type     | Description                           |
| -------- | ------------------------------------- |
| TvmSlice | DAO event represented in slice format |

#### **`onInit`**

Initializes evm alien token by decoding event data, sets recipient address and gets details about ethereum event configuration.

```
function onInit() override internal
```

#### **`receiveConfigurationDetails`**

Gets configuration details based on proxy about alien token root.

```
function receiveConfigurationDetails(
        IEthereumEventConfiguration.BasicConfiguration,
        IEthereumEventConfiguration.EthereumEventConfiguration _networkConfiguration,
        TvmCell
    ) external override
```

**Parameters:**

| Name                   | Type                       | Description                                                                                                 |
| ---------------------- | -------------------------- | ----------------------------------------------------------------------------------------------------------- |
|                        | BasicConfiguration         | Basic configuration for event including the event code, event initial balance etc.                          |
| \_networkConfiguration | EthereumEventConfiguration | The configuration of the ethereum event, including event emitter, chain id, start and end block number etc. |
|                        | TvmCell                    |                                                                                                             |

#### **`receiveAlienTokenRoot`**

Sets token root based on token\_ param and loads relayers.

```
function receiveAlienTokenRoot(address token_) external override
```

**Return values:**

| Name    | Type    | Description                               |
| ------- | ------- | ----------------------------------------- |
| token\_ | address | The address of the alien token to receive |

#### **`onConfirm`**

Encodes token root, amount and recipient's address to cell format and confirms event.

```
function onConfirm() internal override
```

### MultiVaultEVMEventNative

#### **`afterSignatureCheck`**

Returns DAO event info in slice format.

```
function afterSignatureCheck(TvmSlice body, TvmCell /*message*/) private inline view returns (TvmSlice)
```

**Parameters:**

| Name | Type     | Description                      |
| ---- | -------- | -------------------------------- |
| body | TvmSlice | Contains data such as functionId |
|      | TvmCell  |                                  |

**Return values:**

| Type     | Description                           |
| -------- | ------------------------------------- |
| TvmSlice | DAO event represented in slice format |

#### **`onInit`**

Initializes native token event and gets details about event configuration.

```
function onInit() override internal
```

#### **`receiveConfigurationDetails`**

Retrieves wallet based on proxy.

```
function receiveConfigurationDetails(
        IEthereumEventConfiguration.BasicConfiguration,
        IEthereumEventConfiguration.EthereumEventConfiguration _networkConfiguration,
        TvmCell
    ) external override
```

**Parameters:**

| Name                   | Type                       | Description                                                                                                 |
| ---------------------- | -------------------------- | ----------------------------------------------------------------------------------------------------------- |
|                        | BasicConfiguration         | Basic configuration for event including the event code, event initial balance etc.                          |
| \_networkConfiguration | EthereumEventConfiguration | The configuration of the ethereum event, including event emitter, chain id, start and end block number etc. |
|                        | TvmCell                    |                                                                                                             |

#### **`receiveProxyTokenWallet`**

Sets token wallet address and loads relayers.

```
function receiveProxyTokenWallet(address tokenWallet_) external override
```

**Parameters:**

| Name          | Type    | Description                     |
| ------------- | ------- | ------------------------------- |
| tokenWallet\_ | address | The address of the token wallet |

#### **`onConfirm`**

Encodes token wallet, amount and recipient's address to cell format and confirms event.

```
function onConfirm() internal override
```