lookup3.c File Reference

#include <stdio.h>
#include <time.h>
#include <stdint.h>
#include <sys/param.h>
#include <inttypes.h>
#include "config.h"

Go to the source code of this file.

Defines
#define	SELF_TEST   1
#define	HASH_LITTLE_ENDIAN   0
#define	HASH_BIG_ENDIAN   0
#define	hashsize(n)   ((uint32_t)1<<(n))
#define	hashmask(n)   (hashsize(n)-1)
#define	rot(x, k)   (((x)<<(k)) | ((x)>>(32-(k))))
#define	mix(a, b, c)
#define	final(a, b, c)
Functions
uint32_t	Lookup3_hash_buff (char *str, uint32_t len)
void	Lookup3_hash_buff_dual (char *str, uint32_t len, uint32_t *pval1, uint32_t *pval2)

---

Define Documentation

#define final	(		a,
			b,
			c
	)

Value:

{ \
  c ^= b; c -= rot(b,14); \
  a ^= c; a -= rot(c,11); \
  b ^= a; b -= rot(a,25); \
  c ^= b; c -= rot(b,16); \
  a ^= c; a -= rot(c,4);  \
  b ^= a; b -= rot(a,14); \
  c ^= b; c -= rot(b,24); \
}

Definition at line 152 of file lookup3.c.

#define HASH_BIG_ENDIAN   0

Definition at line 66 of file lookup3.c.

#define HASH_LITTLE_ENDIAN   0

Definition at line 65 of file lookup3.c.

#define hashmask

(

n

)

(hashsize(n)-1)

Definition at line 70 of file lookup3.c.

#define hashsize

(

n

)

((uint32_t)1<<(n))

Definition at line 69 of file lookup3.c.

#define mix	(		a,
			b,
			c
	)

Value:

{ \
  a -= c;  a ^= rot(c, 4);  c += b; \
  b -= a;  b ^= rot(a, 6);  a += c; \
  c -= b;  c ^= rot(b, 8);  b += a; \
  a -= c;  a ^= rot(c,16);  c += b; \
  b -= a;  b ^= rot(a,19);  a += c; \
  c -= b;  c ^= rot(b, 4);  b += a; \
}

Definition at line 117 of file lookup3.c.

#define rot	(		x,
			k
	)		(((x)<<(k)) | ((x)>>(32-(k))))

Definition at line 71 of file lookup3.c.

#define SELF_TEST   1

Definition at line 36 of file lookup3.c.

---

Function Documentation

uint32_t Lookup3_hash_buff	(	char *	str,
		uint32_t	len
	)

Definition at line 782 of file lookup3.c.

void Lookup3_hash_buff_dual	(	char *	str,
		uint32_t	len,
		uint32_t *	pval1,
		uint32_t *	pval2
	)

Definition at line 795 of file lookup3.c.