ubi-utils/src/crc32.h


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#ifndef __CRC32_H__
#define __CRC32_H__

#include <stdint.h>

extern const uint32_t crc32_table[256];

/* Returns a 32-bit CRC of the contents of the buffer */
static inline uint32_t crc32(uint32_t val, const void *ss, int len)
{
	const unsigned char *s = ss;
	while (--len >= 0)
		val = crc32_table[(val ^ *s++) & 0xff] ^ (val >> 8);
	return val;
}

#endif