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view src/lib-otp/otp-parity.h @ 9330:cf93e420fc57 HEAD

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mbox-snarf: Keep the mailbox locked while snarfing to avoid duplicates.
author Timo Sirainen <tss@iki.fi>
date Mon, 17 Aug 2009 10:42:12 -0400
parents 62cf70991cf2
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#ifndef OTP_PARITY_H
#define OTP_PARITY_H

extern const unsigned char parity_table[256];

static inline unsigned int otp_parity(unsigned char *data)
{
	unsigned int i, parity = 0;

	for (i = 0; i < OTP_HASH_SIZE; i++)
		parity += parity_table[*data++];

	return parity & 3;
}

#endif