Lines Matching full:eg

70 		ret = h->hfunc_update(h_ctx, (const u8*)"SigEd25519 no Ed25519 collisions", 32); EG(ret, err);  in dom()
73 ret = h->hfunc_update(h_ctx, (const u8*)"SigEd448", 8); EG(ret, err); in dom()
81 ret = h->hfunc_update(h_ctx, tmp, 2); EG(ret, err); in dom()
83 ret = h->hfunc_update(h_ctx, y, olen_y); EG(ret, err); in dom()
195 ret = priv_key_check_initialized(in_priv); EG(ret, err); in eddsa_priv_key_sanity_check()
208 ret = pub_key_check_initialized(in_pub); EG(ret, err); in eddsa_pub_key_sanity_check()
221 ret = eddsa_priv_key_sanity_check(&(key_pair->priv_key)); EG(ret, err); in eddsa_key_pair_sanity_check()
222 ret = eddsa_pub_key_sanity_check(&(key_pair->pub_key)); EG(ret, err); in eddsa_key_pair_sanity_check()
241 ret = nn_init(nn_out, 0); EG(ret, err); in eddsa_decode_integer()
243 ret = local_memset(buf_little_endian, 0, sizeof(buf_little_endian)); EG(ret, err); in eddsa_decode_integer()
269 ret = nn_check_initialized(nn_in); EG(ret, err); in eddsa_encode_integer()
272 ret = nn_bitlen(nn_in, &blen); EG(ret, err); in eddsa_encode_integer()
276 ret = nn_export_to_buf(buf, buf_size, nn_in); EG(ret, err); in eddsa_encode_integer()
302 ret = eddsa_decode_integer(s, digest, (digest_size / 2)); EG(ret, err); in eddsa_compute_s()
316 ret = eddsa_priv_key_sanity_check(in_priv); EG(ret, err); in eddsa_get_digest_from_priv_key()
319 ret = get_hash_by_type(hash_type, &hash); EG(ret, err); in eddsa_get_digest_from_priv_key()
345 ret = aff_pt_edwards_check_initialized(in); EG(ret, err); in eddsa_encode_point()
346 ret = fp_check_initialized(alpha_edwards); EG(ret, err); in eddsa_encode_point()
349 ret = local_memset(buf, 0, buflen); EG(ret, err); in eddsa_encode_point()
350 ret = nn_init(&out_reduced, 0); EG(ret, err); in eddsa_encode_point()
372 ret = fp_init(&y1, in->y.ctx); EG(ret, err1); in eddsa_encode_point()
373 ret = fp_copy(&tmp_x, &(in->x)); EG(ret, err1); in eddsa_encode_point()
374 ret = fp_sqr(&tmp_x, &tmp_x); EG(ret, err1); in eddsa_encode_point()
375 ret = fp_copy(&tmp_y, &(in->y)); EG(ret, err1); in eddsa_encode_point()
376 ret = fp_sqr(&tmp_y, &tmp_y); EG(ret, err1); in eddsa_encode_point()
377 ret = fp_sub(&tmp_y, &tmp_y, &tmp_x); EG(ret, err1); in eddsa_encode_point()
379 ret = fp_inv(&tmp_y, &tmp_y); EG(ret, err1); in eddsa_encode_point()
380 ret = fp_set_word_value(&tmp_x, WORD(4)); EG(ret, err1); in eddsa_encode_point()
381 ret = fp_mul(&tmp_x, &tmp_x, &(in->x)); EG(ret, err1); in eddsa_encode_point()
382 ret = fp_mul(&tmp_x, &tmp_x, &(in->y)); EG(ret, err1); in eddsa_encode_point()
383 ret = fp_mul(&tmp_x, &tmp_x, &tmp_y); EG(ret, err1); in eddsa_encode_point()
384 ret = fp_inv(&tmp_y, alpha_edwards); EG(ret, err1); in eddsa_encode_point()
385 ret = fp_mul(&tmp_x, &tmp_x, &tmp_y); EG(ret, err1); in eddsa_encode_point()
386 ret = nn_getbit(&(tmp_x.fp_val), 0, &lsb); EG(ret, err1); in eddsa_encode_point()
388 ret = fp_copy(&tmp_x, &(in->x)); EG(ret, err1); in eddsa_encode_point()
389 ret = fp_sqr(&tmp_x, &tmp_x); EG(ret, err1); in eddsa_encode_point()
390 ret = fp_copy(&tmp_y, &(in->y)); EG(ret, err1); in eddsa_encode_point()
391 ret = fp_sqr(&tmp_y, &tmp_y); EG(ret, err1); in eddsa_encode_point()
392 ret = fp_set_word_value(&y1, WORD(2)); EG(ret, err1); in eddsa_encode_point()
393 ret = fp_sub(&y1, &y1, &tmp_x); EG(ret, err1); in eddsa_encode_point()
394 ret = fp_sub(&y1, &y1, &tmp_y); EG(ret, err1); in eddsa_encode_point()
395 ret = fp_add(&tmp_x, &tmp_x, &tmp_y); EG(ret, err1); in eddsa_encode_point()
397 ret = fp_inv(&tmp_x, &tmp_x); EG(ret, err1); in eddsa_encode_point()
398 ret = fp_mul(&y1, &y1, &tmp_x); EG(ret, err1); in eddsa_encode_point()
404 EG(ret, err); in eddsa_encode_point()
410 ret = nn_getbit(&(in->x.fp_val), 0, &lsb); EG(ret, err); in eddsa_encode_point()
411 ret = eddsa_encode_integer(&(in->y.fp_val), buf, buflen); EG(ret, err); in eddsa_encode_point()
446 ret = ec_edwards_crv_check_initialized(edwards_curve); EG(ret, err); in eddsa_decode_point()
448 ret = fp_check_initialized(alpha_edwards); EG(ret, err); in eddsa_decode_point()
466 ret = fp_init_from_buf(&y, edwards_curve->a.ctx, buf_little_endian, buflen); EG(ret, err); in eddsa_decode_point()
472 ret = fp_init(&sqrt1, edwards_curve->a.ctx); EG(ret, err); in eddsa_decode_point()
473 ret = fp_init(&sqrt2, edwards_curve->a.ctx); EG(ret, err); in eddsa_decode_point()
474 ret = fp_init(&x, edwards_curve->a.ctx); EG(ret, err); in eddsa_decode_point()
488 ret = fp_init(&tmp, edwards_curve->a.ctx); EG(ret, err); in eddsa_decode_point()
494 (const u8*)d_edwards448_buff, sizeof(d_edwards448_buff)); EG(ret, err); in eddsa_decode_point()
495 …_init(&edwards_curve_edwards448, &(edwards_curve->a), &tmp, &(edwards_curve->order)); EG(ret, err); in eddsa_decode_point()
497 …ret = aff_pt_edwards_x_from_y(&sqrt1, &sqrt2, &y, &edwards_curve_edwards448); EG(ret, err); /* Err… in eddsa_decode_point()
504 …ret = aff_pt_edwards_x_from_y(&sqrt1, &sqrt2, &y, edwards_curve); EG(ret, err); /* Error or no squ… in eddsa_decode_point()
507 ret = nn_getbit(&(sqrt1.fp_val), 0, &lsb); EG(ret, err); in eddsa_decode_point()
509 ret = fp_copy(&x, &sqrt1); EG(ret, err); in eddsa_decode_point()
512 ret = fp_copy(&x, &sqrt2); EG(ret, err); in eddsa_decode_point()
515 ret = fp_iszero(&x, &iszero); EG(ret, err); in eddsa_decode_point()
530 ret = fp_copy(&sqrt1, &x); EG(ret, err); in eddsa_decode_point()
531 ret = fp_copy(&sqrt2, &y); EG(ret, err); in eddsa_decode_point()
533 ret = fp_set_word_value(&x, WORD(2)); EG(ret, err); in eddsa_decode_point()
534 ret = fp_sqr(&tmp, &sqrt1); EG(ret, err); in eddsa_decode_point()
535 ret = fp_sub(&x, &x, &tmp); EG(ret, err); in eddsa_decode_point()
536 ret = fp_sqr(&tmp, &sqrt2); EG(ret, err); in eddsa_decode_point()
537 ret = fp_sub(&x, &x, &tmp); EG(ret, err); in eddsa_decode_point()
539 ret = fp_inv(&x, &x); EG(ret, err); in eddsa_decode_point()
540 ret = fp_mul(&x, &x, &sqrt1); EG(ret, err); in eddsa_decode_point()
541 ret = fp_mul(&x, &x, &sqrt2); EG(ret, err); in eddsa_decode_point()
542 ret = fp_mul(&x, &x, alpha_edwards); EG(ret, err); in eddsa_decode_point()
544 ret = fp_sqr(&sqrt1, &sqrt1); EG(ret, err); in eddsa_decode_point()
545 ret = fp_sqr(&sqrt2, &sqrt2); EG(ret, err); in eddsa_decode_point()
546 ret = fp_sub(&y, &sqrt2, &sqrt1); EG(ret, err); in eddsa_decode_point()
548 ret = fp_inv(&y, &y); EG(ret, err); in eddsa_decode_point()
549 ret = fp_add(&sqrt1, &sqrt1, &sqrt2); EG(ret, err); in eddsa_decode_point()
550 ret = fp_mul(&y, &y, &sqrt1); EG(ret, err); in eddsa_decode_point()
584 ret = eddsa_priv_key_sanity_check(in_priv); EG(ret, err); in eddsa_derive_priv_key_hash()
587 ret = get_hash_by_type(hash_type, &hash); EG(ret, err); in eddsa_derive_priv_key_hash()
591 ret = local_memset(x_buf, 0, sizeof(x_buf)); EG(ret, err); in eddsa_derive_priv_key_hash()
594 ret = ec_priv_key_export_to_buf(in_priv, x_buf, (hash->digest_size / 2)); EG(ret, err); in eddsa_derive_priv_key_hash()
596 ret = hash_mapping_callbacks_sanity_check(hash); EG(ret, err); in eddsa_derive_priv_key_hash()
623 ret = eddsa_priv_key_sanity_check(priv_key); EG(ret, err); in eddsa_derive_priv_key()
631 ret = get_hash_sizes(hash_type, &digest_size, NULL); EG(ret, err); in eddsa_derive_priv_key()
642 ret = eddsa_derive_priv_key_hash(priv_key, digest, digest_size); EG(ret, err); in eddsa_derive_priv_key()
646 ret = nn_cmp_word(&(priv_key->params->ec_gen_cofactor), cofactor, &cmp); EG(ret, err); in eddsa_derive_priv_key()
704 ret = eddsa_priv_key_sanity_check(priv_key); EG(ret, err); in eddsa_gen_priv_key()
712 ret = get_hash_sizes(hash_type, &digest_size, NULL); EG(ret, err); in eddsa_gen_priv_key()
720 ret = nn_get_random_len(&(priv_key->x), (digest_size / 2)); EG(ret, err); in eddsa_gen_priv_key()
753 ret = nn_init_from_buf(&(priv_key->x), buf, buflen); EG(ret, err); in eddsa_import_priv_key()
759 ret = get_hash_sizes(hash_type, &digest_size, NULL); EG(ret, err); in eddsa_import_priv_key()
761 ret = nn_bitlen(&(priv_key->x), &blen); EG(ret, err); in eddsa_import_priv_key()
802 ret = eddsa_priv_key_sanity_check(in_priv); EG(ret, err); in eddsa_init_pub_key()
804 ret = nn_init(&s, 0); EG(ret, err); in eddsa_init_pub_key()
807 ret = local_memset(out_pub, 0, sizeof(ec_pub_key)); EG(ret, err); in eddsa_init_pub_key()
816 ret = get_hash_sizes(hash_type, &digest_size_, NULL); EG(ret, err); in eddsa_init_pub_key()
820 ret = eddsa_get_digest_from_priv_key(digest, &digest_size, in_priv); EG(ret, err); in eddsa_init_pub_key()
826 ret = eddsa_compute_s(&s, digest, digest_size); EG(ret, err); in eddsa_init_pub_key()
843 ret = nn_rshift(&s, &s, 2); EG(ret, err); in eddsa_init_pub_key()
846 ret = prj_pt_mul_blind(&(out_pub->y), &s, G); EG(ret, err); in eddsa_init_pub_key()
916 gamma_montgomery, alpha_edwards); EG(ret, err);
920 sig_type); EG(ret, err);
923 alpha_edwards); EG(ret, err);
937 ret = nn_init(&tmp, 0); EG(ret, err1);
938 ret = nn_modinv_word(&tmp, WORD(4), gen_order); EG(ret, err1);
939 ret = prj_pt_mul(&(pub_key->y), &tmp, pub_key_y); EG(ret, err1);
943 EG(ret, err);
986 ret = pub_key_check_initialized(in_pub); EG(ret, err);
1011 gamma_montgomery, alpha_edwards); EG(ret, err);
1013 alpha_edwards); EG(ret, err);
1042 shortw_curve_params, sig_type); EG(ret, err);
1065 ret = get_hash_by_type(hash_type, &hash); EG(ret, err);
1073 ret = hash_mapping_callbacks_sanity_check(hash); EG(ret, err);
1074 ret = hash->hfunc_init(&hash_ctx); EG(ret, err);
1075 ret = hash->hfunc_update(&hash_ctx, message, message_size); EG(ret, err);
1076 ret = hash->hfunc_finalize(&hash_ctx, digest); EG(ret, err);
1123 ret = sig_sign_check_initialized(ctx); EG(ret, err);
1144 ret = eddsa_key_pair_sanity_check(key_pair); EG(ret, err);
1154 ret = nn_bitlen(&(key_pair->priv_key.x), &blen); EG(ret, err);
1162 ret = hash_mapping_callbacks_sanity_check(h); EG(ret, err);
1163 ret = h->hfunc_init(&(ctx->sign_data.eddsa.h_ctx)); EG(ret, err);
1189 ret = sig_sign_check_initialized(ctx); EG(ret, err);
1213 ret = hash_mapping_callbacks_sanity_check(ctx->h); EG(ret, err);
1263 ret = sig_sign_check_initialized(ctx); EG(ret, err);
1268 ret = local_memset(&R, 0, sizeof(prj_pt)); EG(ret, err);
1269 ret = local_memset(&Tmp_edwards, 0, sizeof(aff_pt_edwards)); EG(ret, err);
1270 ret = local_memset(&crv_edwards, 0, sizeof(ec_edwards_crv)); EG(ret, err);
1271 ret = local_memset(hash, 0, sizeof(hash)); EG(ret, err);
1272 ret = local_memset(ph_hash, 0, sizeof(ph_hash)); EG(ret, err);
1325 ret = hash_mapping_callbacks_sanity_check(h); EG(ret, err);
1327 ret = h->hfunc_finalize(&(ctx->sign_data.eddsa.h_ctx), ph_hash); EG(ret, err);
1332 ret = eddsa_get_digest_from_priv_key(hash, &hash_size, priv_key); EG(ret, err);
1338 ret = h->hfunc_init(&(ctx->sign_data.eddsa.h_ctx)); EG(ret, err);
1344 &(ctx->sign_data.eddsa.h_ctx)); EG(ret, err);
1350 &(ctx->sign_data.eddsa.h_ctx)); EG(ret, err);
1353 ret = h->hfunc_update(&(ctx->sign_data.eddsa.h_ctx), &hash[hsize / 2], hsize / 2); EG(ret, err);
1359 use_message_pre_hash_hsize); EG(ret, err);
1362 ret = h->hfunc_finalize(&(ctx->sign_data.eddsa.h_ctx), hash); EG(ret, err);
1366 ret = eddsa_decode_integer(&r, hash, hsize); EG(ret, err);
1372 ret = nn_get_random_mod(&b, q); EG(ret, err);
1377 ret = nn_modinv_fermat(&binv, &b, q); EG(ret, err);
1380 ret = nn_mul(&r, &r, &b); EG(ret, err);
1386 ret = nn_mod_notrim(&r, &r, q); EG(ret, err);
1399 ret = nn_init(&r_tmp, 0); EG(ret, err1);
1400 ret = nn_modinv_word(&r_tmp, WORD(4), q); EG(ret, err1);
1401 ret = nn_mod_mul(&r_tmp, &r_tmp, &r, q); EG(ret, err1);
1405 ret = nn_mod_mul(&r_tmp, &r_tmp, &binv, q); EG(ret, err1);
1412 EG(ret, err);
1421 ret = nn_init(&r_tmp, 0); EG(ret, err2);
1422 ret = nn_copy(&r_tmp, &r); EG(ret, err2);
1425 ret = nn_mod_mul(&r_tmp, &r_tmp, &binv, q); EG(ret, err2);
1426 ret = prj_pt_mul_blind(&R, &r_tmp, G); EG(ret, err2);
1429 EG(ret, err);
1431 ret = prj_pt_mul(&R, &r, G); EG(ret, err);
1436 ret = h->hfunc_init(&(ctx->sign_data.eddsa.h_ctx)); EG(ret, err);
1439 gamma_montgomery, alpha_edwards); EG(ret, err);
1441 alpha_edwards); EG(ret, err);
1447 r_len, key_type); EG(ret, err);
1452 &(ctx->sign_data.eddsa.h_ctx)); EG(ret, err);
1458 &(ctx->sign_data.eddsa.h_ctx)); EG(ret, err);
1462 ret = h->hfunc_update(&(ctx->sign_data.eddsa.h_ctx), &sig[0], r_len); EG(ret, err);
1466 &Tmp_edwards, alpha_edwards); EG(ret, err);
1472 r_len, key_type); EG(ret, err);
1475 ret = h->hfunc_update(&(ctx->sign_data.eddsa.h_ctx), hash, r_len); EG(ret, err);
1478 use_message_pre_hash_hsize); EG(ret, err);
1480 ret = h->hfunc_finalize(&(ctx->sign_data.eddsa.h_ctx), hash); EG(ret, err);
1483 ret = eddsa_decode_integer(&S, hash, hsize); EG(ret, err);
1484 ret = nn_mod(&S, &S, q); EG(ret, err);
1487 ret = eddsa_get_digest_from_priv_key(hash, &hsize, priv_key); EG(ret, err);
1489 ret = eddsa_compute_s(&s, hash, hsize); EG(ret, err);
1490 ret = nn_mod(&s, &s, q); EG(ret, err);
1494 ret = nn_mod_mul(&S, &S, &b, q); EG(ret, err);
1497 ret = nn_mod_mul(&S, &S, &s, q); EG(ret, err);
1501 ret = nn_mod_add(&S, &S, &r, q); EG(ret, err);
1504 ret = nn_mod_mul(&S, &S, &binv, q); EG(ret, err);
1603 ret = local_memset(&R, 0, sizeof(prj_pt)); EG(ret, err);
1604 ret = local_memset(&Tmp_edwards, 0, sizeof(aff_pt_edwards)); EG(ret, err);
1605 ret = local_memset(&crv_edwards, 0, sizeof(ec_edwards_crv)); EG(ret, err);
1606 ret = local_memset(hash, 0, sizeof(hash)); EG(ret, err);
1607 ret = local_memset(ph_hash, 0, sizeof(ph_hash)); EG(ret, err);
1610 ret = eddsa_key_pair_sanity_check(key_pair); EG(ret, err);
1613 ret = get_hash_by_type(hash_type, &h); EG(ret, err);
1625 ret = nn_bitlen(&(key_pair->priv_key.x), &blen); EG(ret, err);
1671 ret = eddsa_compute_pre_hash(m, mlen, ph_hash, &hash_size, sig_type); EG(ret, err);
1677 ret = eddsa_get_digest_from_priv_key(hash, &hash_size, &(key_pair->priv_key)); EG(ret, err);
1681 ret = hash_mapping_callbacks_sanity_check(h); EG(ret, err);
1682 ret = h->hfunc_init(&h_ctx); EG(ret, err);
1687 ret = dom2(0, adata, adata_len, h, &h_ctx); EG(ret, err);
1690 ret = dom2(1, adata, adata_len, h, &h_ctx); EG(ret, err);
1695 ret = dom4(0, adata, adata_len, h, &h_ctx); EG(ret, err);
1698 ret = dom4(1, adata, adata_len, h, &h_ctx); EG(ret, err);
1701 ret = h->hfunc_update(&h_ctx, &hash[hsize / 2], hsize / 2); EG(ret, err);
1705 ret = h->hfunc_update(&h_ctx, ph_hash, use_message_pre_hash_hsize); EG(ret, err);
1708 ret = h->hfunc_update(&h_ctx, m, mlen); EG(ret, err);
1710 ret = h->hfunc_finalize(&h_ctx, hash); EG(ret, err);
1714 ret = eddsa_decode_integer(&r, hash, hsize); EG(ret, err);
1720 ret = nn_get_random_mod(&b, q); EG(ret, err);
1725 ret = nn_modinv_fermat(&binv, &b, q); EG(ret, err);
1728 ret = nn_mul(&r, &r, &b); EG(ret, err);
1734 ret = nn_mod_notrim(&r, &r, q); EG(ret, err);
1747 ret = nn_init(&r_tmp, 0); EG(ret, err1);
1748 ret = nn_modinv_word(&r_tmp, WORD(4), q); EG(ret, err1);
1749 ret = nn_mod_mul(&r_tmp, &r_tmp, &r, q); EG(ret, err1);
1753 ret = nn_mod_mul(&r_tmp, &r_tmp, &binv, q); EG(ret, err1);
1760 EG(ret, err);
1769 ret = nn_init(&r_tmp, 0); EG(ret, err2);
1770 ret = nn_copy(&r_tmp, &r); EG(ret, err2);
1773 ret = nn_mod_mul(&r_tmp, &r_tmp, &binv, q); EG(ret, err2);
1774 ret = prj_pt_mul_blind(&R, &r_tmp, G); EG(ret, err2);
1777 EG(ret, err);
1779 ret = prj_pt_mul(&R, &r, G); EG(ret, err);
1784 ret = hash_mapping_callbacks_sanity_check(h); EG(ret, err);
1785 ret = h->hfunc_init(&h_ctx); EG(ret, err);
1788 gamma_montgomery, alpha_edwards); EG(ret, err);
1790 alpha_edwards); EG(ret, err);
1795 r_len, key_type); EG(ret, err);
1803 ret = dom2(0, adata, adata_len, h, &h_ctx); EG(ret, err);
1806 ret = dom2(1, adata, adata_len, h, &h_ctx); EG(ret, err);
1811 ret = dom4(0, adata, adata_len, h, &h_ctx); EG(ret, err);
1814 ret = dom4(1, adata, adata_len, h, &h_ctx); EG(ret, err);
1818 ret = h->hfunc_update(&h_ctx, &sig[0], r_len); EG(ret, err);
1821 alpha_edwards); EG(ret, err);
1827 hash, r_len, key_type); EG(ret, err);
1829 ret = h->hfunc_update(&h_ctx, hash, r_len); EG(ret, err);
1832 ret = h->hfunc_update(&h_ctx, ph_hash, use_message_pre_hash_hsize); EG(ret, err);
1835 ret = h->hfunc_update(&h_ctx, m, mlen); EG(ret, err);
1838 ret = h->hfunc_finalize(&h_ctx, hash); EG(ret, err);
1841 ret = eddsa_decode_integer(&S, hash, hsize); EG(ret, err);
1842 ret = nn_mod(&S, &S, q); EG(ret, err);
1845 ret = eddsa_get_digest_from_priv_key(hash, &hsize, priv_key); EG(ret, err);
1846 ret = eddsa_compute_s(&s, hash, hsize); EG(ret, err);
1847 ret = nn_mod(&s, &s, q); EG(ret, err);
1850 ret = nn_mod_mul(&S, &S, &b, q); EG(ret, err);
1853 ret = nn_mod_mul(&S, &S, &s, q); EG(ret, err);
1857 ret = nn_mod_add(&S, &S, &r, q); EG(ret, err);
1860 ret = nn_mod_mul(&S, &S, &binv, q); EG(ret, err);
1941 ret = sig_verify_check_initialized(ctx); EG(ret, err);
1945 ret = local_memset(&A, 0, sizeof(aff_pt_edwards)); EG(ret, err);
1946 ret = local_memset(&crv_edwards, 0, sizeof(ec_edwards_crv)); EG(ret, err);
1947 ret = local_memset(buff, 0, sizeof(buff)); EG(ret, err);
1948 ret = local_memset(&R, 0, sizeof(R)); EG(ret, err);
1949 ret = local_memset(&_Tmp, 0, sizeof(_Tmp)); EG(ret, err);
1952 ret = eddsa_pub_key_sanity_check(ctx->pub_key); EG(ret, err);
1981 ret = hash_mapping_callbacks_sanity_check(ctx->h); EG(ret, err);
1982 ret = ctx->h->hfunc_init(h_ctx); EG(ret, err);
1983 ret = ctx->h->hfunc_init(h_ctx_pre_hash); EG(ret, err);
1988 ret = dom2(0, ctx->adata, ctx->adata_len, ctx->h, h_ctx); EG(ret, err);
1991 ret = dom2(1, ctx->adata, ctx->adata_len, ctx->h, h_ctx); EG(ret, err);
1996 ret = dom4(0, ctx->adata, ctx->adata_len, ctx->h, h_ctx); EG(ret, err);
1999 ret = dom4(1, ctx->adata, ctx->adata_len, ctx->h, h_ctx); EG(ret, err);
2006 gamma_montgomery, alpha_edwards); EG(ret, err);
2009 EDDSA_R_LEN(hsize), key_type); EG(ret, err);
2012 ret = aff_pt_edwards_to_prj_pt_shortw(&R, shortw_curve, _R, alpha_edwards); EG(ret, err);
2014 ret = ctx->h->hfunc_update(h_ctx, &sig[0], EDDSA_R_LEN(hsize)); EG(ret, err);
2018 ret = eddsa_decode_integer(S, &sig[EDDSA_R_LEN(hsize)], EDDSA_S_LEN(hsize)); EG(ret, err);
2020 ret = nn_cmp(S, q, &cmp); EG(ret, err);
2033 ret = _prj_pt_unprotected_mult(&_Tmp, gen_cofactor, pub_key_y); EG(ret, err);
2037 ret = prj_pt_iszero(&_Tmp, &iszero); EG(ret, err);
2041 ret = prj_pt_shortw_to_aff_pt_edwards(pub_key_y, &crv_edwards, &A, alpha_edwards); EG(ret, err);
2045 ret = eddsa_encode_point(&A, alpha_edwards, buff, EDDSA_R_LEN(hsize), key_type); EG(ret, err);
2048 ret = ctx->h->hfunc_update(h_ctx, buff, EDDSA_R_LEN(hsize)); EG(ret, err);
2088 ret = sig_verify_check_initialized(ctx); EG(ret, err);
2111 ret = hash_mapping_callbacks_sanity_check(ctx->h); EG(ret, err);
2115 chunk, chunklen); EG(ret, err);
2119 ret = ctx->h->hfunc_update(h_ctx, chunk, chunklen); EG(ret, err);
2151 ret = sig_verify_check_initialized(ctx); EG(ret, err);
2155 ret = local_memset(&_Tmp1, 0, sizeof(prj_pt)); EG(ret, err);
2156 ret = local_memset(&_Tmp2, 0, sizeof(prj_pt)); EG(ret, err);
2157 ret = local_memset(hash, 0, sizeof(hash)); EG(ret, err);
2192 ret = nn_cmp(S, q, &cmp); EG(ret, err);
2199 ret = hash_mapping_callbacks_sanity_check(ctx->h); EG(ret, err);
2202 ret = ctx->h->hfunc_finalize(h_ctx_pre_hash, hash); EG(ret, err);
2204 ret = ctx->h->hfunc_update(h_ctx, hash, use_message_pre_hash_hsize); EG(ret, err);
2206 ret = ctx->h->hfunc_finalize(h_ctx, hash); EG(ret, err);
2210 ret = eddsa_decode_integer(&h, hash, hsize); EG(ret, err);
2211 ret = nn_mod(&h, &h, q); EG(ret, err);
2220 ret = nn_lshift(&h, &h, 2); EG(ret, err);
2221 ret = nn_mod(&h, &h, q); EG(ret, err);
2225 ret = prj_pt_mul(&_Tmp1, S, G); EG(ret, err);
2226 ret = prj_pt_neg(&_Tmp2, _R); EG(ret, err);
2227 ret = prj_pt_add(&_Tmp1, &_Tmp1, &_Tmp2); EG(ret, err);
2228 ret = prj_pt_mul(&_Tmp2, &h, A); EG(ret, err);
2229 ret = prj_pt_neg(&_Tmp2, &_Tmp2); EG(ret, err);
2230 ret = prj_pt_add(&_Tmp1, &_Tmp1, &_Tmp2); EG(ret, err);
2236 ret = _prj_pt_unprotected_mult(&_Tmp2, gen_cofactor, &_Tmp1); EG(ret, err);
2239 ret = prj_pt_iszero(&_Tmp2, &iszero); EG(ret, err);
2320 ret = local_memset(&crv_edwards, 0, sizeof(ec_edwards_crv)); EG(ret, err);
2321 ret = local_memset(hash, 0, sizeof(hash)); EG(ret, err);
2322 ret = local_memset(&A, 0, sizeof(aff_pt_edwards)); EG(ret, err);
2323 ret = local_memset(&R, 0, sizeof(aff_pt_edwards)); EG(ret, err);
2324 ret = local_memset(&_R_sum, 0, sizeof(prj_pt)); EG(ret, err);
2325 ret = local_memset(&_A_sum, 0, sizeof(prj_pt)); EG(ret, err);
2326 ret = local_memset(&_Tmp, 0, sizeof(prj_pt)); EG(ret, err);
2332 ret = get_hash_by_type(hash_type, &hm); EG(ret, err);
2357 ret = eddsa_pub_key_sanity_check(pub_keys[i]); EG(ret, err);
2380 ret = nn_init(&S_sum, 0); EG(ret, err);
2381 ret = prj_pt_init(&_R_sum, shortw_curve); EG(ret, err);
2382 ret = prj_pt_zero(&_R_sum); EG(ret, err);
2383 ret = prj_pt_init(&_A_sum, shortw_curve); EG(ret, err);
2384 ret = prj_pt_zero(&_A_sum); EG(ret, err);
2385 ret = nn_init(&z, 0); EG(ret, err);
2386 ret = nn_init(&h, 0); EG(ret, err);
2391 ret = nn_get_random_len(&z, (hsize / 4)); EG(ret, err);
2392 ret = nn_iszero(&z, &iszero); EG(ret, err);
2408 ret = hash_mapping_callbacks_sanity_check(hm); EG(ret, err);
2409 ret = hm->hfunc_init(&h_ctx); EG(ret, err);
2410 ret = hm->hfunc_init(&h_ctx_pre_hash); EG(ret, err);
2415 ret = dom2(0, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2418 ret = dom2(1, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2423 ret = dom4(0, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2426 ret = dom4(1, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2433 gamma_montgomery, alpha_edwards); EG(ret, err);
2436 EDDSA_R_LEN(hsize), key_type); EG(ret, err);
2439 ret = aff_pt_edwards_to_prj_pt_shortw(&R, shortw_curve, &_Tmp, alpha_edwards); EG(ret, err);
2441 ret = hm->hfunc_update(&h_ctx, &sig[0], EDDSA_R_LEN(hsize)); EG(ret, err);
2444 ret = _prj_pt_unprotected_mult(&_Tmp, &z, &_Tmp); EG(ret, err);
2446 ret = prj_pt_add(&_R_sum, &_R_sum, &_Tmp); EG(ret, err);
2450 ret = eddsa_decode_integer(&S, &sig[EDDSA_R_LEN(hsize)], EDDSA_S_LEN(hsize)); EG(ret, err);
2452 ret = nn_cmp(&S, q, &cmp); EG(ret, err);
2457 ret = nn_mul(&S, &S, &z); EG(ret, err);
2458 ret = nn_mod(&S, &S, q); EG(ret, err);
2459 ret = nn_mod_add(&S_sum, &S_sum, &S, q); EG(ret, err);
2470 ret = _prj_pt_unprotected_mult(&_Tmp, gen_cofactor, pub_key_y); EG(ret, err);
2474 ret = prj_pt_iszero(&_Tmp, &iszero); EG(ret, err);
2478 ret = prj_pt_shortw_to_aff_pt_edwards(pub_key_y, &crv_edwards, &A, alpha_edwards); EG(ret, err);
2482 ret = eddsa_encode_point(&A, alpha_edwards, hash, EDDSA_R_LEN(hsize), key_type); EG(ret, err);
2485 ret = hm->hfunc_update(&h_ctx, hash, EDDSA_R_LEN(hsize)); EG(ret, err);
2489 ret = hm->hfunc_update(&h_ctx_pre_hash, m[i], m_len[i]); EG(ret, err);
2490 ret = hm->hfunc_finalize(&h_ctx_pre_hash, hash); EG(ret, err);
2492 ret = hm->hfunc_update(&h_ctx, hash, use_message_pre_hash_hsize); EG(ret, err);
2495 ret = hm->hfunc_update(&h_ctx, m[i], m_len[i]); EG(ret, err);
2497 ret = hm->hfunc_finalize(&h_ctx, hash); EG(ret, err);
2501 ret = eddsa_decode_integer(&h, hash, hsize); EG(ret, err);
2502 ret = nn_mod(&h, &h, q); EG(ret, err);
2510 ret = nn_lshift(&h, &h, 2); EG(ret, err);
2511 ret = nn_mod(&h, &h, q); EG(ret, err);
2519 ret = nn_mul(&z, &z, &h); EG(ret, err);
2520 ret = nn_mod(&z, &z, q); EG(ret, err);
2521 ret = _prj_pt_unprotected_mult(&_Tmp, &z, &_Tmp); EG(ret, err);
2523 ret = prj_pt_add(&_A_sum, &_A_sum, &_Tmp); EG(ret, err);
2530 ret = nn_mul(&S_sum, &S_sum, gen_cofactor); EG(ret, err);
2531 ret = nn_mod(&S_sum, &S_sum, q); EG(ret, err);
2533 ret = nn_mod_neg(&S_sum, &S_sum, q); EG(ret, err);
2535 ret = _prj_pt_unprotected_mult(&_Tmp, &S_sum, G); EG(ret, err);
2538 ret = _prj_pt_unprotected_mult(&_R_sum, gen_cofactor, &_R_sum); EG(ret, err);
2545 ret = prj_pt_iszero(&_Tmp, &iszero); EG(ret, err);
2659 ret = local_memset(&crv_edwards, 0, sizeof(ec_edwards_crv)); EG(ret, err);
2660 ret = local_memset(hash, 0, sizeof(hash)); EG(ret, err);
2661 ret = local_memset(&A, 0, sizeof(aff_pt_edwards)); EG(ret, err);
2662 ret = local_memset(&R, 0, sizeof(aff_pt_edwards)); EG(ret, err);
2668 ret = get_hash_by_type(hash_type, &hm); EG(ret, err);
2695 ret = eddsa_pub_key_sanity_check(pub_keys[i]); EG(ret, err);
2719 ret = nn_init(&z, 0); EG(ret, err);
2720 ret = nn_init(&S, 0); EG(ret, err);
2721 ret = nn_init(&elements[(2 * num)].number, 0); EG(ret, err);
2722 ret = _prj_pt_unprotected_mult(&elements[(2 * num)].point, gen_cofactor, G); EG(ret, err);
2727 ret = nn_get_random_len(&z, (hsize / 4)); EG(ret, err);
2728 ret = nn_iszero(&z, &iszero); EG(ret, err);
2744 ret = hash_mapping_callbacks_sanity_check(hm); EG(ret, err);
2745 ret = hm->hfunc_init(&h_ctx); EG(ret, err);
2746 ret = hm->hfunc_init(&h_ctx_pre_hash); EG(ret, err);
2751 ret = dom2(0, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2754 ret = dom2(1, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2759 ret = dom4(0, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2762 ret = dom4(1, adata[i], adata_len[i], hm, &h_ctx); EG(ret, err);
2769 gamma_montgomery, alpha_edwards); EG(ret, err);
2772 EDDSA_R_LEN(hsize), key_type); EG(ret, err);
2775 …ret = aff_pt_edwards_to_prj_pt_shortw(&R, shortw_curve, &elements[i].point, alpha_edwards); EG(ret…
2777 ret = hm->hfunc_update(&h_ctx, &sig[0], EDDSA_R_LEN(hsize)); EG(ret, err);
2779 ret = nn_init(&elements[i].number, 0); EG(ret, err);
2780 ret = nn_mul(&elements[i].number, gen_cofactor, &z); EG(ret, err);
2781 ret = nn_mod(&elements[i].number, &elements[i].number, q); EG(ret, err);
2785 ret = eddsa_decode_integer(&S, &sig[EDDSA_R_LEN(hsize)], EDDSA_S_LEN(hsize)); EG(ret, err);
2787 ret = nn_cmp(&S, q, &cmp); EG(ret, err);
2792 ret = nn_mul(&S, &S, &z); EG(ret, err);
2793 ret = nn_mod(&S, &S, q); EG(ret, err);
2794 ret = nn_mod_neg(&S, &S, q); EG(ret, err); /* Negate S */
2795 ret = nn_mod_add(&elements[(2 * num)].number, &elements[(2 * num)].number, &S, q); EG(ret, err);
2806 ret = _prj_pt_unprotected_mult(&elements[num + i].point, gen_cofactor, pub_key_y); EG(ret, err);
2810 ret = prj_pt_iszero(&elements[num + i].point, &iszero); EG(ret, err);
2814 ret = prj_pt_shortw_to_aff_pt_edwards(pub_key_y, &crv_edwards, &A, alpha_edwards); EG(ret, err);
2818 ret = eddsa_encode_point(&A, alpha_edwards, hash, EDDSA_R_LEN(hsize), key_type); EG(ret, err);
2821 ret = hm->hfunc_update(&h_ctx, hash, EDDSA_R_LEN(hsize)); EG(ret, err);
2825 ret = hm->hfunc_update(&h_ctx_pre_hash, m[i], m_len[i]); EG(ret, err);
2826 ret = hm->hfunc_finalize(&h_ctx_pre_hash, hash); EG(ret, err);
2828 ret = hm->hfunc_update(&h_ctx, hash, use_message_pre_hash_hsize); EG(ret, err);
2831 ret = hm->hfunc_update(&h_ctx, m[i], m_len[i]); EG(ret, err);
2833 ret = hm->hfunc_finalize(&h_ctx, hash); EG(ret, err);
2837 ret = eddsa_decode_integer(&elements[num + i].number, hash, hsize); EG(ret, err);
2838 ret = nn_mod(&elements[num + i].number, &elements[num + i].number, q); EG(ret, err);
2846 ret = nn_lshift(&elements[num + i].number, &elements[num + i].number, 2); EG(ret, err);
2847 ret = nn_mod(&elements[num + i].number, &elements[num + i].number, q); EG(ret, err);
2852 ret = nn_mul(&elements[num + i].number, &elements[num + i].number, &z); EG(ret, err);
2853 ret = nn_mod(&elements[num + i].number, &elements[num + i].number, q); EG(ret, err);
2868 … hash_type, adata, adata_len); EG(ret, err);
2877 ret = prj_pt_iszero(&elements[elements[0].index].point, &iszero); EG(ret, err);
2918 scratch_pad_area, scratch_pad_area_len); EG(ret, err);
2922 hash_type, adata, adata_len); EG(ret, err);