73     auto sig = ECDSA_SIG_Ptr(ECDSA_do_sign(data.data(), data.size(), ec_key.get()));  in signP256Digest()  local
74     if (sig == nullptr) {  in signP256Digest()
77     size_t len = i2d_ECDSA_SIG(sig.get(), nullptr);  in signP256Digest()
80     i2d_ECDSA_SIG(sig.get(), &p);  in signP256Digest()
160     ECDSA_SIG sig;  in ecdsaCoseSignatureToDer()  local
161     sig.r = rBn.get();  in ecdsaCoseSignatureToDer()
162     sig.s = sBn.get();  in ecdsaCoseSignatureToDer()
164     size_t len = i2d_ECDSA_SIG(&sig, nullptr);  in ecdsaCoseSignatureToDer()
167     i2d_ECDSA_SIG(&sig, &p);  in ecdsaCoseSignatureToDer()
173     auto sig = ECDSA_SIG_Ptr(d2i_ECDSA_SIG(nullptr, &p, ecdsaSignature.size()));  in ecdsaDerSignatureToCose()  local
174     if (sig == nullptr) {  in ecdsaDerSignatureToCose()
179     if (BN_bn2binpad(ECDSA_SIG_get0_r(sig.get()), ecdsaCoseSignature.data(), point_size) !=  in ecdsaDerSignatureToCose()
183     if (BN_bn2binpad(ECDSA_SIG_get0_s(sig.get()), ecdsaCoseSignature.data() + point_size,  in ecdsaDerSignatureToCose()
193     auto sig = ECDSA_SIG_Ptr(d2i_ECDSA_SIG(nullptr, &p, signature.size()));  in verifyEcdsaDigest()  local
194     if (sig.get() == nullptr) {  in verifyEcdsaDigest()
214     int rc = ECDSA_do_verify(digest.data(), digest.size(), sig.get(), ecKey.get());  in verifyEcdsaDigest()