NTransferUtilV2.md

NTransferUtilV2.sol

View Source: contracts/libraries/NTransferUtilV2.sol

NTransferUtilV2

Functions

• ensureTransfer(IERC20 malicious, address recipient, uint256 amount)
• ensureTransferFrom(IERC20 malicious, address sender, address recipient, uint256 amount)

ensureTransfer

function ensureTransfer(IERC20 malicious, address recipient, uint256 amount) external nonpayable

Arguments

Name	Type	Description
malicious	IERC20
recipient	address
amount	uint256

Source Code

function ensureTransfer(
    IERC20 malicious,
    address recipient,
    uint256 amount
  ) external {
    require(recipient != address(0), "Invalid recipient");
    require(amount > 0, "Invalid transfer amount");

    uint256 pre = malicious.balanceOf(recipient);
    malicious.safeTransfer(recipient, amount);

    uint256 post = malicious.balanceOf(recipient);

    // slither-disable-next-line incorrect-equality
    require(post.sub(pre) == amount, "Invalid transfer");
  }

ensureTransferFrom

function ensureTransferFrom(IERC20 malicious, address sender, address recipient, uint256 amount) external nonpayable

Arguments

Name	Type	Description
malicious	IERC20
sender	address
recipient	address
amount	uint256

Source Code

function ensureTransferFrom(
    IERC20 malicious,
    address sender,
    address recipient,
    uint256 amount
  ) external {
    require(recipient != address(0), "Invalid recipient");
    require(amount > 0, "Invalid transfer amount");

    uint256 pre = malicious.balanceOf(recipient);
    malicious.safeTransferFrom(sender, recipient, amount);
    uint256 post = malicious.balanceOf(recipient);

    // slither-disable-next-line incorrect-equality
    require(post.sub(pre) == amount, "Invalid transfer");
  }

Contracts

• Address
• BokkyPooBahsDateTimeLibrary
• Commission
• Context
• Controller
• Cover
• CoverAssurance
• CoverBase
• CoverProvision
• CoverStake
• CoverUtilV1
• cToken
• cTokenFactory
• Destroyable
• ERC20
• FakeStore
• FakeToken
• Governance
• GovernanceUtilV1
• ICommission
• ICover
• ICoverAssurance
• ICoverProvision
• ICoverStake
• ICToken
• ICTokenFactory
• IERC20
• IERC20Metadata
• IGovernance
• IMember
• IPolicy
• IPolicyAdmin
• IPriceDiscovery
• IProtocol
• IReporter
• IStore
• IVault
• IVaultFactory
• IWitness
• MaliciousToken
• Migrations
• NTransferUtilV2
• NTransferUtilV2Intermediate
• Ownable
• Pausable
• Policy
• PolicyAdmin
• PolicyManager
• PriceDiscovery
• Protocol
• ProtoUtilV1
• Recoverable
• ReentrancyGuard
• Reporter
• SafeERC20
• SafeMath
• Store
• StoreBase
• StoreKeyUtil
• Vault
• VaultFactory
• VaultPod
• Witness