globus_connect_gridftp_server
16.10
checksums
crc32c
crc32c.h
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// crc32c.h -- header for crc32c.c
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// Copyright (C) 2015 Mark Adler
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// See crc32c.c for the license.
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#include <stdint.h>
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// Return the CRC-32C of buf[0..len-1] given the starting CRC crc. This can be
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// used to calculate the CRC of a sequence of bytes a chunk at a time, using
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// the previously returned crc in the next call. The first call must be with
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// crc == 0. crc32c() uses the Intel crc32 hardware instruction if available.
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uint32_t crc32c(uint32_t crc,
void
const
*buf,
size_t
len);
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// crc32c_sw() is the same, but does not use the hardware instruction, even if
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// available.
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uint32_t crc32c_sw(uint32_t crc,
void
const
*buf,
size_t
len);
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