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add BurnWithFromMintTokenPoolAndProxy
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63 changes: 63 additions & 0 deletions
63
contracts/src/v0.8/ccip/pools/BurnWithFromMintTokenPoolAndProxy.sol
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| // SPDX-License-Identifier: BUSL-1.1 | ||
| pragma solidity 0.8.24; | ||
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| import {ITypeAndVersion} from "../../shared/interfaces/ITypeAndVersion.sol"; | ||
| import {IBurnMintERC20} from "../../shared/token/ERC20/IBurnMintERC20.sol"; | ||
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| import {Pool} from "../libraries/Pool.sol"; | ||
| import {LegacyPoolWrapper} from "./LegacyPoolWrapper.sol"; | ||
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| import {SafeERC20} from "../../vendor/openzeppelin-solidity/v4.8.3/contracts/token/ERC20/utils/SafeERC20.sol"; | ||
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| contract BurnWithFromMintTokenPoolAndProxy is ITypeAndVersion, LegacyPoolWrapper { | ||
| using SafeERC20 for IBurnMintERC20; | ||
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| string public constant override typeAndVersion = "BurnFromMintTokenPoolAndProxy 1.5.0"; | ||
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| constructor( | ||
| IBurnMintERC20 token, | ||
| address[] memory allowlist, | ||
| address rmnProxy, | ||
| address router | ||
| ) LegacyPoolWrapper(token, allowlist, rmnProxy, router) { | ||
| // Some tokens allow burning from the sender without approval, but not all do. | ||
| // To be safe, we approve the pool to burn from the pool. | ||
| token.safeIncreaseAllowance(address(this), type(uint256).max); | ||
| } | ||
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| /// @notice Burn the token in the pool | ||
| /// @dev The _validateLockOrBurn check is an essential security check | ||
| function lockOrBurn( | ||
| Pool.LockOrBurnInV1 calldata lockOrBurnIn | ||
| ) external virtual override returns (Pool.LockOrBurnOutV1 memory) { | ||
| _validateLockOrBurn(lockOrBurnIn); | ||
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| if (!_hasLegacyPool()) { | ||
| IBurnMintERC20(address(i_token)).burnFrom(address(this), lockOrBurnIn.amount); | ||
| } else { | ||
| _lockOrBurnLegacy(lockOrBurnIn); | ||
| } | ||
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| emit Burned(msg.sender, lockOrBurnIn.amount); | ||
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| return Pool.LockOrBurnOutV1({destTokenAddress: getRemoteToken(lockOrBurnIn.remoteChainSelector), destPoolData: ""}); | ||
| } | ||
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| /// @notice Mint tokens from the pool to the recipient | ||
| /// @dev The _validateReleaseOrMint check is an essential security check | ||
| function releaseOrMint( | ||
| Pool.ReleaseOrMintInV1 calldata releaseOrMintIn | ||
| ) external virtual override returns (Pool.ReleaseOrMintOutV1 memory) { | ||
| _validateReleaseOrMint(releaseOrMintIn); | ||
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| if (!_hasLegacyPool()) { | ||
| IBurnMintERC20(address(i_token)).mint(releaseOrMintIn.receiver, releaseOrMintIn.amount); | ||
| } else { | ||
| _releaseOrMintLegacy(releaseOrMintIn); | ||
| } | ||
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| emit Minted(msg.sender, releaseOrMintIn.receiver, releaseOrMintIn.amount); | ||
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| return Pool.ReleaseOrMintOutV1({destinationAmount: releaseOrMintIn.amount}); | ||
| } | ||
| } |
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3,010 changes: 3,010 additions & 0 deletions
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...ated/burn_with_from_mint_token_pool_and_proxy/burn_with_from_mint_token_pool_and_proxy.go
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