2023-06-19 00:08:10 +00:00
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< title > LCOV - lcov.info - v2/libraries/BytesUtils.sol< / title >
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< tr > < td class = "title" > LCOV - code coverage report< / td > < / tr >
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< td width = "10%" class = "headerItem" > Current view:< / td >
< td width = "35%" class = "headerValue" > < a href = "../../index.html" > top level< / a > - < a href = "index.html" > v2/libraries< / a > - BytesUtils.sol< span style = "font-size: 80%;" > (source / < a href = "BytesUtils.sol.func-sort-c.html" > functions< / a > )< / span > < / td >
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< td width = "10%" class = "headerCovTableHead" > Hit< / td >
< td width = "10%" class = "headerCovTableHead" > Total< / td >
< td width = "15%" class = "headerCovTableHead" > Coverage< / td >
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< td class = "headerItem" > Test:< / td >
< td class = "headerValue" > lcov.info< / td >
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< td class = "headerItem" > Lines:< / td >
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< td class = "headerCovTableEntry" > 13< / td >
< td class = "headerCovTableEntryLo" > 0.0 %< / td >
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< td class = "headerItem" > Date:< / td >
2023-06-20 21:04:29 +00:00
< td class = "headerValue" > 2023-06-20 21:04:08< / td >
2023-06-19 00:08:10 +00:00
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< td class = "headerItem" > Functions:< / td >
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< td class = "headerItem" > Legend:< / td >
< td class = "headerValueLeg" > Lines:
< span class = "coverLegendCov" > hit< / span >
< span class = "coverLegendNoCov" > not hit< / span >
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< pre class = "sourceHeading" > Line data Source code< / pre >
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< a name = "1" > < span class = "lineNum" > 1 < / span > : // SPDX-License-Identifier: MIT< / a >
< a name = "2" > < span class = "lineNum" > 2 < / span > : < / a >
< a name = "3" > < span class = "lineNum" > 3 < / span > : pragma solidity ^0.6.12;< / a >
< a name = "4" > < span class = "lineNum" > 4 < / span > : pragma experimental ABIEncoderV2;< / a >
< a name = "5" > < span class = "lineNum" > 5 < / span > : < / a >
< a name = "6" > < span class = "lineNum" > 6 < / span > : library BytesUtils {< / a >
< a name = "7" > < span class = "lineNum" > 7 < / span > : /*< / a >
< a name = "8" > < span class = "lineNum" > 8 < / span > : * @dev Returns the keccak-256 hash of a byte range.< / a >
< a name = "9" > < span class = "lineNum" > 9 < / span > : * @param self The byte string to hash.< / a >
< a name = "10" > < span class = "lineNum" > 10 < / span > : * @param offset The position to start hashing at.< / a >
< a name = "11" > < span class = "lineNum" > 11 < / span > : * @param len The number of bytes to hash.< / a >
< a name = "12" > < span class = "lineNum" > 12 < / span > : * @return The hash of the byte range.< / a >
< a name = "13" > < span class = "lineNum" > 13 < / span > : */< / a >
< a name = "14" > < span class = "lineNum" > 14 < / span > : function keccak(bytes memory self, uint256 offset, uint256 len) internal pure returns (bytes32 ret) {< / a >
< a name = "15" > < span class = "lineNum" > 15 < / span > < span class = "lineNoCov" > 0 : require(offset + len < = self.length);< / span > < / a >
< a name = "16" > < span class = "lineNum" > 16 < / span > : assembly {< / a >
< a name = "17" > < span class = "lineNum" > 17 < / span > < span class = "lineNoCov" > 0 : ret := keccak256(add(add(self, 32), offset), len)< / span > < / a >
< a name = "18" > < span class = "lineNum" > 18 < / span > : }< / a >
< a name = "19" > < span class = "lineNum" > 19 < / span > : }< / a >
< a name = "20" > < span class = "lineNum" > 20 < / span > : < / a >
< a name = "21" > < span class = "lineNum" > 21 < / span > : /**< / a >
< a name = "22" > < span class = "lineNum" > 22 < / span > : * @dev Returns the ENS namehash of a DNS-encoded name.< / a >
< a name = "23" > < span class = "lineNum" > 23 < / span > : * @param self The DNS-encoded name to hash.< / a >
< a name = "24" > < span class = "lineNum" > 24 < / span > : * @param offset The offset at which to start hashing.< / a >
< a name = "25" > < span class = "lineNum" > 25 < / span > : * @return The namehash of the name.< / a >
< a name = "26" > < span class = "lineNum" > 26 < / span > : */< / a >
< a name = "27" > < span class = "lineNum" > 27 < / span > : function namehash(bytes memory self, uint256 offset) internal pure returns (bytes32) {< / a >
< a name = "28" > < span class = "lineNum" > 28 < / span > < span class = "lineNoCov" > 0 : (bytes32 labelhash, uint256 newOffset) = readLabel(self, offset);< / span > < / a >
< a name = "29" > < span class = "lineNum" > 29 < / span > < span class = "lineNoCov" > 0 : if (labelhash == bytes32(0)) {< / span > < / a >
< a name = "30" > < span class = "lineNum" > 30 < / span > < span class = "lineNoCov" > 0 : require(offset == self.length - 1, " namehash: Junk at end of name" );< / span > < / a >
< a name = "31" > < span class = "lineNum" > 31 < / span > < span class = "lineNoCov" > 0 : return bytes32(0);< / span > < / a >
< a name = "32" > < span class = "lineNum" > 32 < / span > : }< / a >
< a name = "33" > < span class = "lineNum" > 33 < / span > < span class = "lineNoCov" > 0 : return keccak256(abi.encodePacked(namehash(self, newOffset), labelhash));< / span > < / a >
< a name = "34" > < span class = "lineNum" > 34 < / span > : }< / a >
< a name = "35" > < span class = "lineNum" > 35 < / span > : < / a >
< a name = "36" > < span class = "lineNum" > 36 < / span > : /**< / a >
< a name = "37" > < span class = "lineNum" > 37 < / span > : * @dev Returns the keccak-256 hash of a DNS-encoded label, and the offset to the start of the next label.< / a >
< a name = "38" > < span class = "lineNum" > 38 < / span > : * @param self The byte string to read a label from.< / a >
< a name = "39" > < span class = "lineNum" > 39 < / span > : * @param idx The index to read a label at.< / a >
< a name = "40" > < span class = "lineNum" > 40 < / span > : * @return labelhash The hash of the label at the specified index, or 0 if it is the last label.< / a >
< a name = "41" > < span class = "lineNum" > 41 < / span > : * @return newIdx The index of the start of the next label.< / a >
< a name = "42" > < span class = "lineNum" > 42 < / span > : */< / a >
< a name = "43" > < span class = "lineNum" > 43 < / span > : function readLabel(bytes memory self, uint256 idx)< / a >
< a name = "44" > < span class = "lineNum" > 44 < / span > : internal< / a >
< a name = "45" > < span class = "lineNum" > 45 < / span > : pure< / a >
< a name = "46" > < span class = "lineNum" > 46 < / span > : returns (bytes32 labelhash, uint256 newIdx)< / a >
< a name = "47" > < span class = "lineNum" > 47 < / span > : {< / a >
< a name = "48" > < span class = "lineNum" > 48 < / span > < span class = "lineNoCov" > 0 : require(idx < self.length, " readLabel: Index out of bounds" );< / span > < / a >
< a name = "49" > < span class = "lineNum" > 49 < / span > < span class = "lineNoCov" > 0 : uint256 len = uint256(uint8(self[idx]));< / span > < / a >
< a name = "50" > < span class = "lineNum" > 50 < / span > < span class = "lineNoCov" > 0 : if (len > 0) {< / span > < / a >
< a name = "51" > < span class = "lineNum" > 51 < / span > < span class = "lineNoCov" > 0 : labelhash = keccak(self, idx + 1, len);< / span > < / a >
< a name = "52" > < span class = "lineNum" > 52 < / span > : } else {< / a >
< a name = "53" > < span class = "lineNum" > 53 < / span > < span class = "lineNoCov" > 0 : labelhash = bytes32(0);< / span > < / a >
< a name = "54" > < span class = "lineNum" > 54 < / span > : }< / a >
< a name = "55" > < span class = "lineNum" > 55 < / span > < span class = "lineNoCov" > 0 : newIdx = idx + len + 1;< / span > < / a >
< a name = "56" > < span class = "lineNum" > 56 < / span > : }< / a >
< a name = "57" > < span class = "lineNum" > 57 < / span > : }< / a >
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< tr > < td class = "versionInfo" > Generated by: < a href = "https://github.com/linux-test-project/lcov" target = "_parent" > LCOV version 1.16< / a > < / td > < / tr >
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