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29 lines
443 B
C++
29 lines
443 B
C++
#include "quacrc32.h"
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#include "zlib.h"
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QuaCrc32::QuaCrc32()
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{
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reset();
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}
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quint32 QuaCrc32::calculate(const QByteArray &data)
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{
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return crc32( crc32(0L, Z_NULL, 0), (const Bytef*)data.data(), data.size() );
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}
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void QuaCrc32::reset()
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{
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checksum = crc32(0L, Z_NULL, 0);
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}
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void QuaCrc32::update(const QByteArray &buf)
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{
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checksum = crc32( checksum, (const Bytef*)buf.data(), buf.size() );
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}
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quint32 QuaCrc32::value()
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{
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return checksum;
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}
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