X-Git-Url: http://wagner.pp.ru/gitweb/?a=blobdiff_plain;f=ecp_id_tc26_gost_3410_2012_512_paramSetC.c;h=f5d379e4ee481160e584b5437e5eee4a2c1eb372;hb=46ebb505e1b2ade87bef52b389ecdebdd2049af4;hp=10fe5d215b7e56c54632c2b967d60d39448e3574;hpb=c43ce313a786fc16c60b0ce5782af29ff8b6d622;p=openssl-gost%2Fengine.git

diff --git a/ecp_id_tc26_gost_3410_2012_512_paramSetC.c b/ecp_id_tc26_gost_3410_2012_512_paramSetC.c
index 10fe5d2..f5d379e 100644
--- a/ecp_id_tc26_gost_3410_2012_512_paramSetC.c
+++ b/ecp_id_tc26_gost_3410_2012_512_paramSetC.c
@@ -4126,10 +4126,10 @@ static void point_add_proj(pt_prj_t *R, const pt_prj_t *Q, const pt_prj_t *P) {
  */
 static void point_edwards2legacy(pt_prj_t *Q, const pt_prj_t *P) {
     /* temporary variables */
-    fe_t t0, t1;
+    fe_t t0;
     /* constants */
-    const limb_t *T = const_T;
     const limb_t *S = const_S;
+    const limb_t *T = const_T;
     const limb_t *X1 = P->X;
     const limb_t *Y1 = P->Y;
     const limb_t *Z1 = P->Z;
@@ -4139,13 +4139,13 @@ static void point_edwards2legacy(pt_prj_t *Q, const pt_prj_t *P) {
     limb_t *Z3 = Q->Z;
 
     /* the curve arith formula */
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(t0, Z1, Y1);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_sub(t1, Z1, Y1);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(T3, S, t0);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(T3, Z1, Y1);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_sub(t0, Z1, Y1);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(T3, S, T3);
     fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(Y3, Z1, T3);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(Z3, X3, t1);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(t1, t1, T);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(t0, T3, t1);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(Z3, X1, t0);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(t0, t0, T);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(t0, T3, t0);
     fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(X3, X1, t0);
 }
 
@@ -4223,9 +4223,9 @@ static int scalar_get_bit(const unsigned char in[64], int idx) {
  * {\pm 1, \pm 3, \pm 5, \pm 7, \pm 9, ...}
  * i.e. signed odd digits with _no zeroes_ -- that makes it "regular".
  */
-static void scalar_rwnaf(char out[103], const unsigned char in[64]) {
+static void scalar_rwnaf(int8_t out[103], const unsigned char in[64]) {
     int i;
-    char window, d;
+    int8_t window, d;
 
     window = (in[0] & (DRADIX_WNAF - 1)) | 1;
     for (i = 0; i < 102; i++) {
@@ -4245,9 +4245,9 @@ static void scalar_rwnaf(char out[103], const unsigned char in[64]) {
  * Compute "textbook" wnaf representation of a scalar.
  * NB: not constant time
  */
-static void scalar_wnaf(char out[513], const unsigned char in[64]) {
+static void scalar_wnaf(int8_t out[513], const unsigned char in[64]) {
     int i;
-    char window, d;
+    int8_t window, d;
 
     window = in[0] & (DRADIX_WNAF - 1);
     for (i = 0; i < 513; i++) {
@@ -4267,8 +4267,8 @@ static void scalar_wnaf(char out[513], const unsigned char in[64]) {
 static void var_smul_wnaf_two(pt_aff_t *out, const unsigned char a[64],
                               const unsigned char b[64], const pt_aff_t *P) {
     int i, d, is_neg, is_inf = 1, flipped = 0;
-    char anaf[513] = {0};
-    char bnaf[513] = {0};
+    int8_t anaf[513] = {0};
+    int8_t bnaf[513] = {0};
     pt_prj_t Q;
     pt_prj_t precomp[DRADIX / 2];
 
@@ -4342,7 +4342,7 @@ static void var_smul_wnaf_two(pt_aff_t *out, const unsigned char a[64],
 static void var_smul_rwnaf(pt_aff_t *out, const unsigned char scalar[64],
                            const pt_aff_t *P) {
     int i, j, d, diff, is_neg;
-    char rnaf[103] = {0};
+    int8_t rnaf[103] = {0};
     pt_prj_t Q, lut;
     pt_prj_t precomp[DRADIX / 2];
 
@@ -4430,7 +4430,7 @@ static void var_smul_rwnaf(pt_aff_t *out, const unsigned char scalar[64],
  */
 static void fixed_smul_cmb(pt_aff_t *out, const unsigned char scalar[64]) {
     int i, j, k, d, diff, is_neg = 0;
-    char rnaf[103] = {0};
+    int8_t rnaf[103] = {0};
     pt_prj_t Q, R;
     pt_aff_t lut;
 
@@ -4543,6 +4543,7 @@ static void point_mul(unsigned char outx[64], unsigned char outy[64],
     fiat_id_tc26_gost_3410_2012_512_paramSetC_to_bytes(outy, P.Y);
 }
 
+
 #include <openssl/ec.h>
 
 static const unsigned char const_zb[64] = {0};
@@ -11975,7 +11976,7 @@ static void point_add_proj(pt_prj_t *R, const pt_prj_t *Q, const pt_prj_t *P) {
  */
 static void point_edwards2legacy(pt_prj_t *Q, const pt_prj_t *P) {
     /* temporary variables */
-    fe_t t0, t1;
+    fe_t t0;
     /* constants */
     const limb_t *S = const_S;
     const limb_t *T = const_T;
@@ -11988,13 +11989,13 @@ static void point_edwards2legacy(pt_prj_t *Q, const pt_prj_t *P) {
     limb_t *Z3 = Q->Z;
 
     /* the curve arith formula */
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(t0, Z1, Y1);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_sub(t1, Z1, Y1);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(T3, S, t0);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(T3, Z1, Y1);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_sub(t0, Z1, Y1);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(T3, S, T3);
     fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(Y3, Z1, T3);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(Z3, X3, t1);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(t1, t1, T);
-    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(t0, T3, t1);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(Z3, X1, t0);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(t0, t0, T);
+    fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_add(t0, T3, t0);
     fiat_id_tc26_gost_3410_2012_512_paramSetC_carry_mul(X3, X1, t0);
 }
 
@@ -12072,9 +12073,9 @@ static int scalar_get_bit(const unsigned char in[64], int idx) {
  * {\pm 1, \pm 3, \pm 5, \pm 7, \pm 9, ...}
  * i.e. signed odd digits with _no zeroes_ -- that makes it "regular".
  */
-static void scalar_rwnaf(char out[103], const unsigned char in[64]) {
+static void scalar_rwnaf(int8_t out[103], const unsigned char in[64]) {
     int i;
-    char window, d;
+    int8_t window, d;
 
     window = (in[0] & (DRADIX_WNAF - 1)) | 1;
     for (i = 0; i < 102; i++) {
@@ -12094,9 +12095,9 @@ static void scalar_rwnaf(char out[103], const unsigned char in[64]) {
  * Compute "textbook" wnaf representation of a scalar.
  * NB: not constant time
  */
-static void scalar_wnaf(char out[513], const unsigned char in[64]) {
+static void scalar_wnaf(int8_t out[513], const unsigned char in[64]) {
     int i;
-    char window, d;
+    int8_t window, d;
 
     window = in[0] & (DRADIX_WNAF - 1);
     for (i = 0; i < 513; i++) {
@@ -12116,8 +12117,8 @@ static void scalar_wnaf(char out[513], const unsigned char in[64]) {
 static void var_smul_wnaf_two(pt_aff_t *out, const unsigned char a[64],
                               const unsigned char b[64], const pt_aff_t *P) {
     int i, d, is_neg, is_inf = 1, flipped = 0;
-    char anaf[513] = {0};
-    char bnaf[513] = {0};
+    int8_t anaf[513] = {0};
+    int8_t bnaf[513] = {0};
     pt_prj_t Q;
     pt_prj_t precomp[DRADIX / 2];
 
@@ -12191,7 +12192,7 @@ static void var_smul_wnaf_two(pt_aff_t *out, const unsigned char a[64],
 static void var_smul_rwnaf(pt_aff_t *out, const unsigned char scalar[64],
                            const pt_aff_t *P) {
     int i, j, d, diff, is_neg;
-    char rnaf[103] = {0};
+    int8_t rnaf[103] = {0};
     pt_prj_t Q, lut;
     pt_prj_t precomp[DRADIX / 2];
 
@@ -12279,7 +12280,7 @@ static void var_smul_rwnaf(pt_aff_t *out, const unsigned char scalar[64],
  */
 static void fixed_smul_cmb(pt_aff_t *out, const unsigned char scalar[64]) {
     int i, j, k, d, diff, is_neg = 0;
-    char rnaf[103] = {0};
+    int8_t rnaf[103] = {0};
     pt_prj_t Q, R;
     pt_aff_t lut;
 
@@ -12392,6 +12393,7 @@ static void point_mul(unsigned char outx[64], unsigned char outy[64],
     fiat_id_tc26_gost_3410_2012_512_paramSetC_to_bytes(outy, P.Y);
 }
 
+
 #include <openssl/ec.h>
 
 static const unsigned char const_zb[64] = {0};