Cross Reference: /illumos-gate/usr/src/common/crypto/ecc/ecl

Lines Matching defs:group
57  * of the group of points on the elliptic curve. Input and output values
60 ECPoint_mul(const ECGroup *group, const mp_int *k, const mp_int *px,
66 	ARGCHK((k != NULL) && (group != NULL), MP_BADARG);
69 	/* want scalar to be less than or equal to group order */
70 	if (mp_cmp(k, &group->order) > 0) {
72 		MP_CHECKOK(mp_mod(k, &group->order, &kt));
81 		if (group->base_point_mul) {
82 			MP_CHECKOK(group->base_point_mul(&kt, rx, ry, group));
84 			MP_CHECKOK(group->
85 					   point_mul(&kt, &group->genx, &group->geny, rx, ry,
86 								 group));
89 		if (group->meth->field_enc) {
90 			MP_CHECKOK(group->meth->field_enc(px, rx, group->meth));
91 			MP_CHECKOK(group->meth->field_enc(py, ry, group->meth));
92 			MP_CHECKOK(group->point_mul(&kt, rx, ry, rx, ry, group));
94 			MP_CHECKOK(group->point_mul(&kt, px, py, rx, ry, group));
97 	if (group->meth->field_dec) {
98 		MP_CHECKOK(group->meth->field_dec(rx, rx, group->meth));
99 		MP_CHECKOK(group->meth->field_dec(ry, ry, group->meth));
110  * k2 * P(x, y), where G is the generator (base point) of the group of
116 				 const ECGroup *group)
121 	ARGCHK(group != NULL, MP_BADARG);
128 		return ECPoint_mul(group, k2, px, py, rx, ry);
130 		return ECPoint_mul(group, k1, NULL, NULL, rx, ry);
138 	MP_CHECKOK(ECPoint_mul(group, k1, NULL, NULL, &sx, &sy));
139 	MP_CHECKOK(ECPoint_mul(group, k2, px, py, rx, ry));
141 	if (group->meth->field_enc) {
142 		MP_CHECKOK(group->meth->field_enc(&sx, &sx, group->meth));
143 		MP_CHECKOK(group->meth->field_enc(&sy, &sy, group->meth));
144 		MP_CHECKOK(group->meth->field_enc(rx, rx, group->meth));
145 		MP_CHECKOK(group->meth->field_enc(ry, ry, group->meth));
148 	MP_CHECKOK(group->point_add(&sx, &sy, rx, ry, rx, ry, group));
150 	if (group->meth->field_dec) {
151 		MP_CHECKOK(group->meth->field_dec(rx, rx, group->meth));
152 		MP_CHECKOK(group->meth->field_dec(ry, ry, group->meth));
162  * k2 * P(x, y), where G is the generator (base point) of the group of
171 					const ECGroup *group)
179 	ARGCHK(group != NULL, MP_BADARG);
186 		return ECPoint_mul(group, k2, px, py, rx, ry);
188 		return ECPoint_mul(group, k1, NULL, NULL, rx, ry);
212 		if (group->meth->field_enc) {
213 			MP_CHECKOK(group->meth->
214 					   field_enc(px, &precomp[1][0][0], group->meth));
215 			MP_CHECKOK(group->meth->
216 					   field_enc(py, &precomp[1][0][1], group->meth));
221 		MP_CHECKOK(mp_copy(&group->genx, &precomp[0][1][0]));
222 		MP_CHECKOK(mp_copy(&group->geny, &precomp[0][1][1]));
226 		MP_CHECKOK(mp_copy(&group->genx, &precomp[1][0][0]));
227 		MP_CHECKOK(mp_copy(&group->geny, &precomp[1][0][1]));
228 		if (group->meth->field_enc) {
229 			MP_CHECKOK(group->meth->
230 					   field_enc(px, &precomp[0][1][0], group->meth));
231 			MP_CHECKOK(group->meth->
232 					   field_enc(py, &precomp[0][1][1], group->meth));
241 	MP_CHECKOK(group->
243 						 &precomp[2][0][0], &precomp[2][0][1], group));
244 	MP_CHECKOK(group->
247 						 &precomp[3][0][0], &precomp[3][0][1], group));
250 		MP_CHECKOK(group->
253 							 &precomp[i][1][0], &precomp[i][1][1], group));
256 	MP_CHECKOK(group->
258 						 &precomp[0][2][0], &precomp[0][2][1], group));
260 		MP_CHECKOK(group->
263 							 &precomp[i][2][0], &precomp[i][2][1], group));
266 	MP_CHECKOK(group->
269 						 &precomp[0][3][0], &precomp[0][3][1], group));
271 		MP_CHECKOK(group->
274 							 &precomp[i][3][0], &precomp[i][3][1], group));
291 		MP_CHECKOK(group->point_dbl(rx, ry, rx, ry, group));
292 		MP_CHECKOK(group->point_dbl(rx, ry, rx, ry, group));
294 		MP_CHECKOK(group->
296 							 &precomp[ai][bi][1], rx, ry, group));
299 	if (group->meth->field_dec) {
300 		MP_CHECKOK(group->meth->field_dec(rx, rx, group->meth));
301 		MP_CHECKOK(group->meth->field_dec(ry, ry, group->meth));
315  * k2 * P(x, y), where G is the generator (base point) of the group of
319 ECPoints_mul(const ECGroup *group, const mp_int *k1, const mp_int *k2,
329 	ARGCHK(group != NULL, MP_BADARG);
331 	/* want scalar to be less than or equal to group order */
333 		if (mp_cmp(k1, &group->order) >= 0) {
335 			MP_CHECKOK(mp_mod(k1, &group->order, &k1t));
344 		if (mp_cmp(k2, &group->order) >= 0) {
346 			MP_CHECKOK(mp_mod(k2, &group->order, &k2t));
356 	if (group->points_mul) {
357 		res = group->points_mul(k1p, k2p, px, py, rx, ry, group);
359 		res = ec_pts_mul_simul_w2(k1p, k2p, px, py, rx, ry, group);