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Static-ify what we currently don't need in crypto_core/curve25519_ref10

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This commit is contained in:
Frank Denis 2017-08-31 21:08:59 +02:00
parent 5c8b8ea01c
commit c72ef48f01
2 changed files with 17 additions and 47 deletions
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34
src/libsodium/crypto_core/curve25519/ref10/curve25519_ref10.c
View File

@ -119,7 +119,7 @@ fe_add(fe h, const fe f, const fe g)
Preconditions: b in {0,1}.
*/
void
static void
fe_cmov(fe f, const fe g, unsigned int b)
{
int32_t f0 = f[0];
@ -428,7 +428,7 @@ fe_tobytes(unsigned char *s, const fe h)
|f| bounded by 1.1*2^26,1.1*2^25,1.1*2^26,1.1*2^25,etc.
*/
int
static int
fe_isnegative(const fe f)
{
unsigned char s[32];
@ -759,7 +759,7 @@ fe_mul(fe h, const fe f, const fe g)
|h| bounded by 1.1*2^25,1.1*2^24,1.1*2^25,1.1*2^24,etc.
*/
void
static void
fe_neg(fe h, const fe f)
{
int32_t f0 = f[0];
@ -987,7 +987,7 @@ fe_sq(fe h, const fe f)
See fe_mul.c for discussion of implementation strategy.
*/
void
static void
fe_sq2(fe h, const fe f)
{
int32_t f0 = f[0];
@ -1217,7 +1217,7 @@ fe_invert(fe out, const fe z)
fe_mul(out, t1, t0);
}
void
static void
fe_pow22523(fe out, const fe z)
{
fe t0;
@ -1457,7 +1457,7 @@ ge_frombytes_negate_vartime(ge_p3 *h, const unsigned char *s)
r = p + q
*/
void
static void
ge_madd(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q)
{
fe t0;
@ -1478,7 +1478,7 @@ ge_madd(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q)
r = p - q
*/
void
static void
ge_msub(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q)
{
fe t0;
@ -1499,7 +1499,7 @@ ge_msub(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q)
r = p
*/
extern void
void
ge_p1p1_to_p2(ge_p2 *r, const ge_p1p1 *p)
{
fe_mul(r->X, p->X, p->T);
@ -1511,7 +1511,7 @@ ge_p1p1_to_p2(ge_p2 *r, const ge_p1p1 *p)
r = p
*/
extern void
static void
ge_p1p1_to_p3(ge_p3 *r, const ge_p1p1 *p)
{
fe_mul(r->X, p->X, p->T);
@ -1520,7 +1520,7 @@ ge_p1p1_to_p3(ge_p3 *r, const ge_p1p1 *p)
fe_mul(r->T, p->X, p->Y);
}
void
static void
ge_p2_0(ge_p2 *h)
{
fe_0(h->X);
@ -1532,7 +1532,7 @@ ge_p2_0(ge_p2 *h)
r = 2 * p
*/
void
static void
ge_p2_dbl(ge_p1p1 *r, const ge_p2 *p)
{
fe t0;
@ -1548,7 +1548,7 @@ ge_p2_dbl(ge_p1p1 *r, const ge_p2 *p)
fe_sub(r->T, r->T, r->Z);
}
void
static void
ge_p3_0(ge_p3 *h)
{
fe_0(h->X);
@ -1567,7 +1567,7 @@ ge_p3_0(ge_p3 *h)
static const fe d2 = { -21827239, -5839606, -30745221, 13898782, 229458,
15978800, -12551817, -6495438, 29715968, 9444199 };
extern void
void
ge_p3_to_cached(ge_cached *r, const ge_p3 *p)
{
fe_add(r->YplusX, p->Y, p->X);
@ -1580,7 +1580,7 @@ ge_p3_to_cached(ge_cached *r, const ge_p3 *p)
r = p
*/
extern void
static void
ge_p3_to_p2(ge_p2 *r, const ge_p3 *p)
{
fe_copy(r->X, p->X);
@ -1606,7 +1606,7 @@ ge_p3_tobytes(unsigned char *s, const ge_p3 *h)
r = 2 * p
*/
void
static void
ge_p3_dbl(ge_p1p1 *r, const ge_p3 *p)
{
ge_p2 q;
@ -1614,7 +1614,7 @@ ge_p3_dbl(ge_p1p1 *r, const ge_p3 *p)
ge_p2_dbl(r, &q);
}
void
static void
ge_precomp_0(ge_precomp *h)
{
fe_1(h->yplusx);
@ -1686,7 +1686,7 @@ ge_select(ge_precomp *t, int pos, signed char b)
r = p - q
*/
void
static void
ge_sub(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q)
{
fe t0;

30
src/libsodium/include/sodium/private/curve25519_ref10.h
View File

@ -19,36 +19,26 @@ typedef int32_t fe[10];
#define fe_tobytes crypto_core_curve25519_ref10_fe_tobytes
#define fe_copy crypto_core_curve25519_ref10_fe_copy
#define fe_isnonzero crypto_core_curve25519_ref10_fe_isnonzero
#define fe_isnegative crypto_core_curve25519_ref10_fe_isnegative
#define fe_0 crypto_core_curve25519_ref10_fe_0
#define fe_1 crypto_core_curve25519_ref10_fe_1
#define fe_cmov crypto_core_curve25519_ref10_fe_cmov
#define fe_add crypto_core_curve25519_ref10_fe_add
#define fe_sub crypto_core_curve25519_ref10_fe_sub
#define fe_neg crypto_core_curve25519_ref10_fe_neg
#define fe_mul crypto_core_curve25519_ref10_fe_mul
#define fe_sq crypto_core_curve25519_ref10_fe_sq
#define fe_sq2 crypto_core_curve25519_ref10_fe_sq2
#define fe_invert crypto_core_curve25519_ref10_fe_invert
#define fe_pow22523 crypto_core_curve25519_ref10_fe_pow22523
extern void fe_frombytes(fe,const unsigned char *);
extern void fe_tobytes(unsigned char *,const fe);
extern void fe_copy(fe,const fe);
extern int fe_isnonzero(const fe);
extern int fe_isnegative(const fe);
extern void fe_0(fe);
extern void fe_1(fe);
extern void fe_cmov(fe,const fe,unsigned int);
extern void fe_add(fe,const fe,const fe);
extern void fe_sub(fe,const fe,const fe);
extern void fe_neg(fe,const fe);
extern void fe_mul(fe,const fe,const fe);
extern void fe_sq(fe,const fe);
extern void fe_sq2(fe,const fe);
extern void fe_invert(fe,const fe);
extern void fe_pow22523(fe,const fe);
/*
ge means group element.
@ -106,20 +96,10 @@ typedef struct {
#define ge_tobytes crypto_core_curve25519_ref10_ge_tobytes
#define ge_p3_tobytes crypto_core_curve25519_ref10_ge_p3_tobytes
#define ge_p2_0 crypto_core_curve25519_ref10_ge_p2_0
#define ge_p3_0 crypto_core_curve25519_ref10_ge_p3_0
#define ge_precomp_0 crypto_core_curve25519_ref10_ge_precomp_0
#define ge_p3_to_p2 crypto_core_curve25519_ref10_ge_p3_to_p2
#define ge_p3_to_cached crypto_core_curve25519_ref10_ge_p3_to_cached
#define ge_p1p1_to_p2 crypto_core_curve25519_ref10_ge_p1p1_to_p2
#define ge_p1p1_to_p3 crypto_core_curve25519_ref10_ge_p1p1_to_p3
#define ge_p2_dbl crypto_core_curve25519_ref10_ge_p2_dbl
#define ge_p3_dbl crypto_core_curve25519_ref10_ge_p3_dbl
#define ge_madd crypto_core_curve25519_ref10_ge_madd
#define ge_msub crypto_core_curve25519_ref10_ge_msub
#define ge_add crypto_core_curve25519_ref10_ge_add
#define ge_sub crypto_core_curve25519_ref10_ge_sub
#define ge_scalarmult_base crypto_core_curve25519_ref10_ge_scalarmult_base
#define ge_double_scalarmult_vartime crypto_core_curve25519_ref10_ge_double_scalarmult_vartime
#define ge_scalarmult_vartime crypto_core_curve25519_ref10_ge_scalarmult_vartime
@ -129,20 +109,10 @@ extern void ge_tobytes(unsigned char *,const ge_p2 *);
extern void ge_p3_tobytes(unsigned char *,const ge_p3 *);
extern int ge_frombytes_negate_vartime(ge_p3 *,const unsigned char *);
extern void ge_p2_0(ge_p2 *);
extern void ge_p3_0(ge_p3 *);
extern void ge_precomp_0(ge_precomp *);
extern void ge_p3_to_p2(ge_p2 *,const ge_p3 *);
extern void ge_p3_to_cached(ge_cached *,const ge_p3 *);
extern void ge_p1p1_to_p2(ge_p2 *,const ge_p1p1 *);
extern void ge_p1p1_to_p3(ge_p3 *,const ge_p1p1 *);
extern void ge_p2_dbl(ge_p1p1 *,const ge_p2 *);
extern void ge_p3_dbl(ge_p1p1 *,const ge_p3 *);
extern void ge_madd(ge_p1p1 *,const ge_p3 *,const ge_precomp *);
extern void ge_msub(ge_p1p1 *,const ge_p3 *,const ge_precomp *);
extern void ge_add(ge_p1p1 *,const ge_p3 *,const ge_cached *);
extern void ge_sub(ge_p1p1 *,const ge_p3 *,const ge_cached *);
extern void ge_scalarmult_base(ge_p3 *,const unsigned char *);
extern void ge_double_scalarmult_vartime(ge_p2 *,const unsigned char *,const ge_p3 *,const unsigned char *);
extern void ge_scalarmult_vartime(ge_p3 *,const unsigned char *,const ge_p3 *);