955    BIGNUM                           *bnN, *bnK, *bnT, *bnD;  in EcDaa()  local
981    bnT = BN_CTX_get(context);  in EcDaa()
990       || BN_bin2bn(tOut->t.buffer, tOut->t.size, bnT) == NULL)  in EcDaa()
993    OK = OK && BN_mod(bnT, bnT, bnN, context);  in EcDaa()
996    OK = OK && BN_mod_mul(bnD, bnT, bnD, bnN, context) == 1;  in EcDaa()
1002    OK = OK && BnTo2B(&tOut->b, bnT, n->size);  in EcDaa()
1070    BIGNUM                  *bnR, *bnN, *bnK, *bnT, *bnD;  in SchnorrEcc()  local
1104    bnT = BN_CTX_get(context);  in SchnorrEcc()
1149        BnFrom2B(bnT, &T2b.b);  in SchnorrEcc()
1150        BN_div(NULL, bnT, bnT, bnN, context);  in SchnorrEcc()
1151        BnTo2B(&rOut->b, bnT, (UINT16)BN_num_bytes(bnT));  in SchnorrEcc()
1246    BIGNUM                         *bnT;        // temp  in SignSM2()  local
1261    bnT = BN_CTX_get(context);  in SignSM2()
1305          if(!BN_add(bnT, bnK, bnR))  in SignSM2()
1307         if(BN_is_zero(bnR) || BN_ucmp(bnT, bnN) == 0)  in SignSM2()
1311        BN_copy(bnT, bnD);  in SignSM2()
1312        if(     !BN_add_word(bnT, 1)  in SignSM2()
1313            || !BN_mod_inverse(bnT, bnT, bnN, context) // (1 + dA)^-1 mod n  in SignSM2()
1317 pAssert(cmp_bn2hex(bnT,  in SignSM2()
1324            || !BN_mod_mul(bnS, bnT, bnS, bnN, context))// t * (k - (r * dA) mod n  in SignSM2()
1622    BIGNUM                         *bnT;  in ValidateSignatureSM2Dsa()  local
1637    bnT = BN_CTX_get(context);  in ValidateSignatureSM2Dsa()
1653    pAssert(EC_POINT_get_affine_coordinates_GFp(group, pQ, bnT, bnS, context));  in ValidateSignatureSM2Dsa()
1654    pAssert(cmp_bn2hex(bnT,  in ValidateSignatureSM2Dsa()
1681    if(!BN_mod_add(bnT, bnR, bnS, order, context))  in ValidateSignatureSM2Dsa()
1684    pAssert(cmp_bn2hex(bnT,  in ValidateSignatureSM2Dsa()
1689    if(BN_is_zero(bnT)) {  in ValidateSignatureSM2Dsa()
1693          BN_copy(bnT, bnS);  in ValidateSignatureSM2Dsa()
1696    if(!EC_POINT_mul(group, pQ, bnS, pQ, bnT, context))  in ValidateSignatureSM2Dsa()
1699    if(!EC_POINT_get_affine_coordinates_GFp(group, pQ, bnT, NULL, context))  in ValidateSignatureSM2Dsa()
1702    pAssert(cmp_bn2hex(bnT,  in ValidateSignatureSM2Dsa()
1707    if(!BN_mod_add(bnRp, bnE, bnT, order, context))  in ValidateSignatureSM2Dsa()