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view src/lib-otp/otp-parity.h @ 19604:c996bc091c6b

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master: Do not close stdout if going foreground This lets one to use /dev/stdout for logging. Mainly useful for testing purposes where we can generate log output to stdout and use tee to write it to a file for later examination.
author Aki Tuomi <aki.tuomi@dovecot.fi>
date Mon, 18 Jan 2016 15:50:23 +0200
parents 62cf70991cf2
children
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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