958    BIGNUM                           *bnN, *bnK, *bnT, *bnD;  in EcDaa()  local
984    bnT = BN_CTX_get(context);  in EcDaa()
993       || BN_bin2bn(tOut->t.buffer, tOut->t.size, bnT) == NULL)  in EcDaa()
996    OK = OK && BN_mod(bnT, bnT, bnN, context);  in EcDaa()
999    OK = OK && BN_mod_mul(bnD, bnT, bnD, bnN, context) == 1;  in EcDaa()
1005    OK = OK && BnTo2B(&tOut->b, bnT, n->size);  in EcDaa()
1073    BIGNUM                  *bnR, *bnN, *bnK, *bnT, *bnD;  in SchnorrEcc()  local
1107    bnT = BN_CTX_get(context);  in SchnorrEcc()
1152        BnFrom2B(bnT, &T2b.b);  in SchnorrEcc()
1153        BN_div(NULL, bnT, bnT, bnN, context);  in SchnorrEcc()
1154        BnTo2B(&rOut->b, bnT, (UINT16)BN_num_bytes(bnT));  in SchnorrEcc()
1249    BIGNUM                         *bnT;        // temp  in SignSM2()  local
1264    bnT = BN_CTX_get(context);  in SignSM2()
1308          if(!BN_add(bnT, bnK, bnR))  in SignSM2()
1310         if(BN_is_zero(bnR) || BN_ucmp(bnT, bnN) == 0)  in SignSM2()
1314        BN_copy(bnT, bnD);  in SignSM2()
1315        if(     !BN_add_word(bnT, 1)  in SignSM2()
1316            || !BN_mod_inverse(bnT, bnT, bnN, context) // (1 + dA)^-1 mod n  in SignSM2()
1320 pAssert(cmp_bn2hex(bnT,  in SignSM2()
1327            || !BN_mod_mul(bnS, bnT, bnS, bnN, context))// t * (k - (r * dA) mod n  in SignSM2()
1625    BIGNUM                         *bnT;  in ValidateSignatureSM2Dsa()  local
1640    bnT = BN_CTX_get(context);  in ValidateSignatureSM2Dsa()
1656    pAssert(EC_POINT_get_affine_coordinates_GFp(group, pQ, bnT, bnS, context));  in ValidateSignatureSM2Dsa()
1657    pAssert(cmp_bn2hex(bnT,  in ValidateSignatureSM2Dsa()
1684    if(!BN_mod_add(bnT, bnR, bnS, order, context))  in ValidateSignatureSM2Dsa()
1687    pAssert(cmp_bn2hex(bnT,  in ValidateSignatureSM2Dsa()
1692    if(BN_is_zero(bnT)) {  in ValidateSignatureSM2Dsa()
1696          BN_copy(bnT, bnS);  in ValidateSignatureSM2Dsa()
1699    if(!EC_POINT_mul(group, pQ, bnS, pQ, bnT, context))  in ValidateSignatureSM2Dsa()
1702    if(!EC_POINT_get_affine_coordinates_GFp(group, pQ, bnT, NULL, context))  in ValidateSignatureSM2Dsa()
1705    pAssert(cmp_bn2hex(bnT,  in ValidateSignatureSM2Dsa()
1710    if(!BN_mod_add(bnRp, bnE, bnT, order, context))  in ValidateSignatureSM2Dsa()