siphash.c File Reference

#include "siphash.h"
#include "uint_t.h"

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Macros
#define	ROTL(x, b)   (u64)(((x) << (b)) | ((x) >> (64 - (b))))
#define	U32TO8_LE(p, v)
#define	U64TO8_LE(p, v)
#define	U8TO64_LE(p)
#define	SIPROUND

Typedefs
typedef uint64	u64
typedef uint32	u32
typedef unsigned char	u8

Functions
int	siphash24 (unsigned char *out, const unsigned char *in, unsigned long long inlen, const unsigned char *k)

Macro Definition Documentation

ROTL

#define ROTL	(		x,
			b
	)		(u64)(((x) << (b)) | ((x) >> (64 - (b))))

Definition at line 28 of file siphash.c.

SIPROUND

#define SIPROUND

Value:

  do {              \
    x0 += x1; x1=ROTL(x1,13); x1 ^= x0; x0=ROTL(x0,32); \
    x2 += x3; x3=ROTL(x3,16); x3 ^= x2;     \
    x0 += x3; x3=ROTL(x3,21); x3 ^= x0;     \
    x2 += x1; x1=ROTL(x1,17); x1 ^= x2; x2=ROTL(x2,32); \
  } while(0)

Definition at line 48 of file siphash.c.

U32TO8_LE

#define U32TO8_LE	(		p,
			v
	)

Value:

    (p)[0] = (u8)((v)      ); (p)[1] = (u8)((v) >>  8); \
    (p)[2] = (u8)((v) >> 16); (p)[3] = (u8)((v) >> 24);

Definition at line 30 of file siphash.c.

U64TO8_LE

#define U64TO8_LE	(		p,
			v
	)

Value:

  U32TO8_LE((p),     (u32)((v)      ));   \
  U32TO8_LE((p) + 4, (u32)((v) >> 32));

Definition at line 34 of file siphash.c.

U8TO64_LE

#define U8TO64_LE

(

p

)

Value:

  (((u64)((p)[0])      ) | \
   ((u64)((p)[1]) <<  8) | \
   ((u64)((p)[2]) << 16) | \
   ((u64)((p)[3]) << 24) | \
   ((u64)((p)[4]) << 32) | \
   ((u64)((p)[5]) << 40) | \
   ((u64)((p)[6]) << 48) | \
   ((u64)((p)[7]) << 56))

Definition at line 38 of file siphash.c.

Typedef Documentation

u32

typedef uint32 u32

Definition at line 25 of file siphash.c.

u64

typedef uint64 u64

Definition at line 24 of file siphash.c.

u8

typedef unsigned char u8

Definition at line 26 of file siphash.c.

Function Documentation

siphash24()

int siphash24	(	unsigned char *	out,
		const unsigned char *	in,
		unsigned long long	inlen,
		const unsigned char *	k
	)

Definition at line 57 of file siphash.c.

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