mirror of
https://github.com/luxfi/erc-3643.git
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113 lines
6.1 KiB
Solidity
113 lines
6.1 KiB
Solidity
// SPDX-License-Identifier: GPL-3.0
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//
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// :+#####%%%%%%%%%%%%%%+
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// .-*@@@%+.:+%@@@@@%%#***%@@%=
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// :=*%@@@#=. :#@@% *@@@%=
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// -=+#%@@%#*=:. :%@@@@%. -*@@#*@@@@@@@#=:- *@@@@+
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// =@@%=:. :=: *@@@@@%#- =%*%@@@@#+-. =+ :%@@@%-
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// -@@%. .+@@@ =+=-. @@#- +@@@%- =@@@@%:
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// %@@: +@%%* =%@@@@@@@@@@@#. .*@%- +@@@@*.
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// .%@@= ..... .=#@@+. .#@@@*: -*%@@@@%+.
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// +@@#+===---:::... .=%@@*- +@@@+. -*@@@@@%+.
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// -@@@@@@@@@@@@@@@@@@@@@@%@@@@= -@@@+ -#@@@@@#=.
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// ..:::---===+++***###%%%@@@#- .#@@+ -*@@@@@#=.
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// -@@@@@= =@@%: -#@@@@%+.
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// +@@@@@. =@@@= .+@@@@@*:
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// #@@@@#:%@@#. :*@@@@#-
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// @@@@@%@@@= :#@@@@+.
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// :@@@@@@@#.:#@@@%-
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// +@@@@@@-.*@@@*:
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// #@@@@#.=@@@+.
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// @@@@+-%@%=
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// :@@@#%@%=
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// +@@@@%-
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// :#%%=
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//
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/**
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* NOTICE
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*
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* The T-REX software is licensed under a proprietary license or the GPL v.3.
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* If you choose to receive it under the GPL v.3 license, the following applies:
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* T-REX is a suite of smart contracts implementing the ERC-3643 standard and
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* developed by Tokeny to manage and transfer financial assets on EVM blockchains
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*
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* Copyright (C) 2023, Tokeny sàrl.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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pragma solidity ^0.8.17;
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import "./interface/IProxy.sol";
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import "./authority/ITREXImplementationAuthority.sol";
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import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
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abstract contract AbstractProxy is IProxy, Initializable {
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/**
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* @dev See {IProxy-setImplementationAuthority}.
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*/
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function setImplementationAuthority(address _newImplementationAuthority) external override {
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require(msg.sender == getImplementationAuthority(), "only current implementationAuthority can call");
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require(_newImplementationAuthority != address(0), "invalid argument - zero address");
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require(
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(ITREXImplementationAuthority(_newImplementationAuthority)).getTokenImplementation() != address(0)
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&& (ITREXImplementationAuthority(_newImplementationAuthority)).getCTRImplementation() != address(0)
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&& (ITREXImplementationAuthority(_newImplementationAuthority)).getIRImplementation() != address(0)
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&& (ITREXImplementationAuthority(_newImplementationAuthority)).getIRSImplementation() != address(0)
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&& (ITREXImplementationAuthority(_newImplementationAuthority)).getMCImplementation() != address(0)
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&& (ITREXImplementationAuthority(_newImplementationAuthority)).getTIRImplementation() != address(0)
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, "invalid Implementation Authority");
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_storeImplementationAuthority(_newImplementationAuthority);
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emit ImplementationAuthoritySet(_newImplementationAuthority);
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}
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/**
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* @dev See {IProxy-getImplementationAuthority}.
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*/
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function getImplementationAuthority() public override view returns(address) {
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address implemAuth;
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// solhint-disable-next-line no-inline-assembly
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assembly {
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implemAuth := sload(0x821f3e4d3d679f19eacc940c87acf846ea6eae24a63058ea750304437a62aafc)
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}
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return implemAuth;
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}
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/**
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* @dev store the implementationAuthority contract address using the ERC-3643 implementation slot in storage
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* the slot storage is the result of `keccak256("ERC-3643.proxy.beacon")`
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*/
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function _storeImplementationAuthority(address implementationAuthority) internal {
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// solhint-disable-next-line no-inline-assembly
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assembly {
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sstore(0x821f3e4d3d679f19eacc940c87acf846ea6eae24a63058ea750304437a62aafc, implementationAuthority)
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}
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}
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}
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