> For the complete documentation index, see [llms.txt](https://docs.rigoblock.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.rigoblock.com/solidity-api-reference/protocol/libraries/gmxlib.md).

# GmxLib

## GmxLib

### ARBITRUM\_CHAIN\_ID

```solidity
uint256 ARBITRUM_CHAIN_ID
```

### WRAPPED\_NATIVE

```solidity
address WRAPPED_NATIVE
```

### GMX\_ROUTER

```solidity
contract IGmxExchangeRouter GMX_ROUTER
```

### \_GMX\_READER

```solidity
address _GMX_READER
```

### \_GMX\_DATA\_STORE

```solidity
address _GMX_DATA_STORE
```

### \_GMX\_ROLE\_STORE

```solidity
address _GMX_ROLE_STORE
```

### MaxGmxPositionsReached

```solidity
error MaxGmxPositionsReached()
```

### TokenPrice

```solidity
struct TokenPrice {
  address token;
  struct Price.Props price;
}
```

### computeExecutionFee

```solidity
function computeExecutionFee(bool isIncrease, uint256 callbackGasLimit) internal view returns (uint256)
```

### getPnlToken

```solidity
function getPnlToken(address market, bool isLong) internal view returns (address)
```

### assertPositionLimitNotReached

```solidity
function assertPositionLimitNotReached(address account, address market, address collateralToken, bool isLong) internal view
```

### getGmxPositionBalances

```solidity
function getGmxPositionBalances(address account) internal view returns (struct AppTokenBalance[] balances)
```

### isMarketActive

```solidity
function isMarketActive(address account, address market) internal view returns (bool)
```

### hasClaimableFundingFees

```solidity
function hasClaimableFundingFees(address account, address market) internal view returns (bool)
```

### claimableCollateralAmount

```solidity
function claimableCollateralAmount(bytes32 amountKey, address account) internal view returns (uint256)
```