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48 lines
1.4 KiB
Solidity
48 lines
1.4 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.0;
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import "./SlotHelper.sol";
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contract SlotHelperTest {
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mapping(bytes32 => bytes32) public metadatas;
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mapping(bytes32 => mapping(uint256 => bytes32)) public slots;
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function put(bytes32 key, bytes memory data) public {
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metadatas[key] = SlotHelper.putRaw(slots[key], data);
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}
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function get(bytes32 key) public view returns (bytes memory res) {
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bytes32 md = metadatas[key];
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res = SlotHelper.getRaw(slots[key], md);
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}
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function encodeMetadata(bytes memory data) public pure returns (bytes32) {
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return SlotHelper.encodeMetadata(data);
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}
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function decodeMetadata(
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bytes32 mdata
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) public pure returns (uint256, bytes32) {
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return SlotHelper.decodeMetadata(mdata);
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}
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function decodeMetadata1(
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bytes32 mdata
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) public pure returns (uint256, bytes memory) {
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return SlotHelper.decodeMetadataToData(mdata);
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}
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function encodeLen(uint256 datalen) public pure returns (bytes32) {
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return SlotHelper.encodeLen(datalen);
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}
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function decodeLen(bytes32 mdata) public pure returns (uint256 res) {
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res = SlotHelper.decodeLen(mdata);
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}
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function getLen(bytes32 key) public view returns (uint256 resLen) {
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bytes32 mdata = metadatas[key];
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resLen = SlotHelper.decodeLen(mdata);
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}
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}
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