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Code cleanup

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This commit is contained in:
Martin Tůma 2019-11-05 19:31:52 +01:00
parent 15af82ee49
commit 1a59e1cb24
1 changed files with 2 additions and 2 deletions
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4
src/data/gpiparser.cpp
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@ -40,13 +40,13 @@ void demangle(quint8 *data, quint32 size, quint32 key)
};
int hiCnt = 0, loCnt;
quint8 sum = shuf[(key >> 0x10) + key + (key >> 0x18) + (key >> 8) & 0xf];
quint8 sum = shuf[((key >> 24) + (key >> 16) + (key >> 8) + key) & 0xf];
for (quint32 i = 0; i < size; i++) {
quint8 hiAdd = shuf[key >> (hiCnt << 2) & 0xf] + sum;
loCnt = (hiCnt > 6) ? 0 : hiCnt + 1;
quint8 loAdd = shuf[key >> (loCnt << 2) & 0xf] + sum;
quint8 hi = data[i] + hiAdd * 0xf0;
quint8 hi = data[i] - (hiAdd << 4);
quint8 lo = data[i] - loAdd;
data[i] = (hi & 0xf0) | (lo & 0x0f);
hiCnt = (loCnt > 6) ? 0 : loCnt + 1;