#include <linux/init.h>
#include <linux/types.h>
#include <linux/crypto.h>
#include <linux/module.h>
#include <linux/scatterlist.h>
#include <asm/byteorder.h>
#include <crypto/scatterwalk.h>
#include <crypto/vmac.h>
#include <crypto/internal/hash.h>

Macros
#define	UINT64_C(x) x##ULL

#define	pe64_to_cpup le64_to_cpup /* Prefer little endian */

#define	INDEX_HIGH 0

#define	INDEX_LOW 1

#define	ADD128(rh, rl, ih, il)

#define	MUL32(i1, i2) ((u64)(u32)(i1)*(u32)(i2))

#define	PMUL64(rh, rl, i1, i2)

#define	MUL64(rh, rl, i1, i2)

#define	nh_16(mp, kp, nw, rh, rl)

#define	a0 ((((u32 )alo)+INDEX_LOW))

#define	a1 ((((u32 )alo)+INDEX_HIGH))

#define	a2 ((((u32 )ahi)+INDEX_LOW))

#define	a3 ((((u32 )ahi)+INDEX_HIGH))

#define	k0 ((((u32 )kl)+INDEX_LOW))

#define	k1 ((((u32 )kl)+INDEX_HIGH))

#define	k2 ((((u32 )kh)+INDEX_LOW))

#define	k3 ((((u32 )kh)+INDEX_HIGH))

#define	poly_step(ah, al, kh, kl, mh, ml) poly_step_func(&(ah), &(al), &(kh), &(kl), &(mh), &(ml))

#define	nh_16_2(mp, kp, nw, rh, rl, rh2, rl2)

#define	nh_vmac_nhbytes(mp, kp, nw, rh, rl) nh_16(mp, kp, nw, rh, rl)

#define	nh_vmac_nhbytes_2(mp, kp, nw, rh, rl, rh2, rl2)

Functions
	module_init (vmac_module_init)

	module_exit (vmac_module_exit)

	MODULE_LICENSE ("GPL")

	MODULE_DESCRIPTION ("VMAC hash algorithm")

Macro Definition Documentation

#define a0 (*(((u32 *)alo)+INDEX_LOW))

#define a1 (*(((u32 *)alo)+INDEX_HIGH))

#define a2 (*(((u32 *)ahi)+INDEX_LOW))

#define a3 (*(((u32 *)ahi)+INDEX_HIGH))

#define ADD128	(	rh,
		rl,
		ih,
		il
	)

Value:

do {                                \
		u64 _il = (il);                       \
        (rl) += (_il);                      \
        if ((rl) < (_il))                   \
            (rh)++;                     \
        (rh) += (ih);                       \
    } while (0)

Definition at line 66 of file vmac.c.

#define INDEX_HIGH 0

Definition at line 53 of file vmac.c.

#define INDEX_LOW 1

Definition at line 54 of file vmac.c.

#define k0 (*(((u32 *)kl)+INDEX_LOW))

#define k1 (*(((u32 *)kl)+INDEX_HIGH))

#define k2 (*(((u32 *)kh)+INDEX_LOW))

#define k3 (*(((u32 *)kh)+INDEX_HIGH))

#define MUL32	(	i1,
		i2
	)	((u64)(u32)(i1)*(u32)(i2))

Definition at line 75 of file vmac.c.

#define MUL64	(	rh,
		rl,
		i1,
		i2
	)

Value:

do {                                \
		u64 _i1 = (i1), _i2 = (i2);               \
		u64 m1 = MUL32(_i1, _i2>>32);             \
		u64 m2 = MUL32(_i1>>32, _i2);             \
        rh = MUL32(_i1>>32, _i2>>32);               \
        rl = MUL32(_i1, _i2);                   \
        ADD128(rh, rl, (m1 >> 32), (m1 << 32));         \
        ADD128(rh, rl, (m2 >> 32), (m2 << 32));         \
    } while (0)

Definition at line 86 of file vmac.c.

#define nh_16	(	mp,
		kp,
		nw,
		rh,
		rl
	)

Value:

do {                                \
		u64 t1, t2, m1, m2, t;                    \
        int i;                          \
        rh = rl = t = 0;                    \
        for (i = 0; i < nw; i += 2)  {              \
            t1 = pe64_to_cpup(mp+i) + kp[i];        \
            t2 = pe64_to_cpup(mp+i+1) + kp[i+1];        \
            m2 = MUL32(t1 >> 32, t2);           \
            m1 = MUL32(t1, t2 >> 32);           \
            ADD128(rh, rl, MUL32(t1 >> 32, t2 >> 32),   \
                MUL32(t1, t2));             \
            rh += (u64)(u32)(m1 >> 32)          \
                + (u32)(m2 >> 32);          \
            t += (u64)(u32)m1 + (u32)m2;            \
        }                           \
        ADD128(rh, rl, (t >> 32), (t << 32));           \
    } while (0)

Definition at line 216 of file vmac.c.

#define nh_16_2	(	mp,
		kp,
		nw,
		rh,
		rl,
		rh2,
		rl2
	)

Value:

do {                                \
        nh_16(mp, kp, nw, rh, rl);              \
        nh_16(mp, ((kp)+2), nw, rh2, rl2);          \
    } while (0)

Definition at line 303 of file vmac.c.

#define nh_vmac_nhbytes	(	mp,
		kp,
		nw,
		rh,
		rl
	)	nh_16(mp, kp, nw, rh, rl)

Definition at line 310 of file vmac.c.

#define nh_vmac_nhbytes_2	(	mp,
		kp,
		nw,
		rh,
		rl,
		rh2,
		rl2
	)

Value:

do {                                \
        nh_vmac_nhbytes(mp, kp, nw, rh, rl);            \
        nh_vmac_nhbytes(mp, ((kp)+2), nw, rh2, rl2);        \
    } while (0)

Definition at line 314 of file vmac.c.

#define pe64_to_cpup le64_to_cpup /* Prefer little endian */

Definition at line 47 of file vmac.c.

#define PMUL64	(	rh,
		rl,
		i1,
		i2
	)

Value:

/* Assumes m doesn't overflow */    \
    do {                                \
		u64 _i1 = (i1), _i2 = (i2);               \
		u64 m = MUL32(_i1, _i2>>32) + MUL32(_i1>>32, _i2);    \
        rh = MUL32(_i1>>32, _i2>>32);               \
        rl = MUL32(_i1, _i2);                   \
        ADD128(rh, rl, (m >> 32), (m << 32));           \
    } while (0)

Definition at line 77 of file vmac.c.

#define poly_step	(	ah,
		al,
		kh,
		kl,
		mh,
		ml
	)	poly_step_func(&(ah), &(al), &(kh), &(kl), &(mh), &(ml))

Definition at line 296 of file vmac.c.

#define UINT64_C ( x ) x##ULL

Definition at line 40 of file vmac.c.

Function Documentation

MODULE_DESCRIPTION ( "VMAC hash algorithm" )

module_exit ( vmac_module_exit )

module_init ( vmac_module_init )

MODULE_LICENSE ( "GPL" )

Macros

Functions

Macro Definition Documentation

Function Documentation