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15 lines
524 B
C
15 lines
524 B
C
#ifndef TOKU_CRC_H
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#define TOKU_CRC_H
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#include <zlib.h>
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// zlib crc32 has a bug: If len==0 then it should return oldcrc32, but crc32 returns 0.
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static inline u_int32_t toku_crc32 (u_int32_t oldcrc32, const void *data, u_int32_t len) {
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if (len==0) return oldcrc32;
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else return crc32(oldcrc32, data, len);
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}
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static const u_int32_t toku_null_crc = 0;
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// Don't use crc32, use toku_crc32 to avoid that bug.
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ZEXTERN uLong ZEXPORT crc32 OF((uLong crc, const Bytef *buf, uInt len)) __attribute__((deprecated));
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#endif
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