* limitations under the License.
*/
#include <folly/portability/OpenSSL.h>
+#include <folly/ssl/detail/OpenSSLThreading.h>
+
#include <stdexcept>
namespace folly {
+namespace portability {
namespace ssl {
-#if FOLLY_OPENSSL_IS_110
-////////////////////////////////////////////////////////////////////////////////
-// APIs needed in 1.1.0 only
-////////////////////////////////////////////////////////////////////////////////
+#if OPENSSL_IS_BORINGSSL
+int SSL_CTX_set1_sigalgs_list(SSL_CTX*, const char*) {
+ return 1; // 0 implies error
+}
+
+int TLS1_get_client_version(SSL* s) {
+ // Note that this isn't the client version, and the API to
+ // get this has been hidden. It may be found by parsing the
+ // ClientHello (there is a callback via the SSL_HANDSHAKE struct)
+ return s->version;
+}
+#endif
+
+#if FOLLY_OPENSSL_IS_100
+uint32_t SSL_CIPHER_get_id(const SSL_CIPHER* c) {
+ return c->id;
+}
+
+int TLS1_get_client_version(const SSL* s) {
+ return (s->client_version >> 8) == TLS1_VERSION_MAJOR ? s->client_version : 0;
+}
+#endif
+
+#if FOLLY_OPENSSL_IS_100 || FOLLY_OPENSSL_IS_101
+int X509_get_signature_nid(X509* cert) {
+ return OBJ_obj2nid(cert->sig_alg->algorithm);
+}
+#endif
-#else
-////////////////////////////////////////////////////////////////////////////////
-// APIs needed in BoringSSL and OpenSSL != 1.1.0 (1.0.2, 1.0.1, 1.0.0...)
-////////////////////////////////////////////////////////////////////////////////
+#if FOLLY_OPENSSL_IS_100 || FOLLY_OPENSSL_IS_101 || FOLLY_OPENSSL_IS_102
+int SSL_CTX_up_ref(SSL_CTX* ctx) {
+ return CRYPTO_add(&ctx->references, 1, CRYPTO_LOCK_SSL_CTX);
+}
+
+int SSL_SESSION_up_ref(SSL_SESSION* session) {
+ return CRYPTO_add(&session->references, 1, CRYPTO_LOCK_SSL_SESSION);
+}
+
+int X509_up_ref(X509* x) {
+ return CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509);
+}
+
+int EVP_PKEY_up_ref(EVP_PKEY* evp) {
+ return CRYPTO_add(&evp->references, 1, CRYPTO_LOCK_EVP_PKEY);
+}
+
+void RSA_get0_key(
+ const RSA* r,
+ const BIGNUM** n,
+ const BIGNUM** e,
+ const BIGNUM** d) {
+ if (n != nullptr) {
+ *n = r->n;
+ }
+ if (e != nullptr) {
+ *e = r->e;
+ }
+ if (d != nullptr) {
+ *d = r->d;
+ }
+}
+
+RSA* EVP_PKEY_get0_RSA(EVP_PKEY* pkey) {
+ if (pkey->type != EVP_PKEY_RSA) {
+ return nullptr;
+ }
+ return pkey->pkey.rsa;
+}
+
+DSA* EVP_PKEY_get0_DSA(EVP_PKEY* pkey) {
+ if (pkey->type != EVP_PKEY_DSA) {
+ return nullptr;
+ }
+ return pkey->pkey.dsa;
+}
+
+DH* EVP_PKEY_get0_DH(EVP_PKEY* pkey) {
+ if (pkey->type != EVP_PKEY_DH) {
+ return nullptr;
+ }
+ return pkey->pkey.dh;
+}
+
+EC_KEY* EVP_PKEY_get0_EC_KEY(EVP_PKEY* pkey) {
+ if (pkey->type != EVP_PKEY_EC) {
+ return nullptr;
+ }
+ return pkey->pkey.ec;
+}
+#endif
+
+#if !FOLLY_OPENSSL_IS_110
void BIO_meth_free(BIO_METHOD* biom) {
OPENSSL_free((void*)biom);
}
return 1;
}
-void EVP_MD_CTX_free(EVP_MD_CTX* ctx) {
- EVP_MD_CTX_destroy(ctx);
-}
-
const char* SSL_SESSION_get0_hostname(const SSL_SESSION* s) {
return s->tlsext_hostname;
}
-EVP_MD_CTX* EVP_MD_CTX_new(void) {
+unsigned char* ASN1_STRING_get0_data(const ASN1_STRING* x) {
+ return ASN1_STRING_data((ASN1_STRING*)x);
+}
+
+int SSL_SESSION_has_ticket(const SSL_SESSION* s) {
+ return (s->tlsext_ticklen > 0) ? 1 : 0;
+}
+
+unsigned long SSL_SESSION_get_ticket_lifetime_hint(const SSL_SESSION* s) {
+ return s->tlsext_tick_lifetime_hint;
+}
+
+// This is taken from OpenSSL 1.1.0
+int DH_set0_pqg(DH* dh, BIGNUM* p, BIGNUM* q, BIGNUM* g) {
+ /* If the fields p and g in d are nullptr, the corresponding input
+ * parameters MUST not be nullptr. q may remain nullptr.
+ */
+ if (dh == nullptr || (dh->p == nullptr && p == nullptr) ||
+ (dh->g == nullptr && g == nullptr)) {
+ return 0;
+ }
+
+ if (p != nullptr) {
+ BN_free(dh->p);
+ dh->p = p;
+ }
+ if (q != nullptr) {
+ BN_free(dh->q);
+ dh->q = q;
+ }
+ if (g != nullptr) {
+ BN_free(dh->g);
+ dh->g = g;
+ }
+
+ // In OpenSSL 1.1.0, DH_set0_pqg also sets
+ // dh->length = BN_num_bits(q)
+ // With OpenSSL 1.0.2, the output of openssl dhparam -C 2048 doesn't set
+ // the length field. So as far as the compat lib is concerned, this wrapper
+ // mimics the functionality of OpenSSL 1.0.2
+ // Note: BoringSSL doesn't even have a length field anymore, just something
+ // called 'priv_length'. Let's not mess with that for now.
+
+ return 1;
+}
+
+void DH_get0_pqg(
+ const DH* dh,
+ const BIGNUM** p,
+ const BIGNUM** q,
+ const BIGNUM** g) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (p != nullptr) {
+ *p = dh->p;
+ }
+ if (q != nullptr) {
+ *q = dh->q;
+ }
+ if (g != nullptr) {
+ *g = dh->g;
+ }
+}
+
+void DH_get0_key(
+ const DH* dh,
+ const BIGNUM** pub_key,
+ const BIGNUM** priv_key) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (pub_key != nullptr) {
+ *pub_key = dh->pub_key;
+ }
+ if (priv_key != nullptr) {
+ *priv_key = dh->priv_key;
+ }
+}
+
+void DSA_get0_pqg(
+ const DSA* dsa,
+ const BIGNUM** p,
+ const BIGNUM** q,
+ const BIGNUM** g) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (p != nullptr) {
+ *p = dsa->p;
+ }
+ if (q != nullptr) {
+ *q = dsa->q;
+ }
+ if (g != nullptr) {
+ *g = dsa->g;
+ }
+}
+
+void DSA_get0_key(
+ const DSA* dsa,
+ const BIGNUM** pub_key,
+ const BIGNUM** priv_key) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (pub_key != nullptr) {
+ *pub_key = dsa->pub_key;
+ }
+ if (priv_key != nullptr) {
+ *priv_key = dsa->priv_key;
+ }
+}
+
+X509* X509_STORE_CTX_get0_cert(X509_STORE_CTX* ctx) {
+ return ctx->cert;
+}
+
+STACK_OF(X509) * X509_STORE_CTX_get0_chain(X509_STORE_CTX* ctx) {
+ return X509_STORE_CTX_get_chain(ctx);
+}
+
+STACK_OF(X509) * X509_STORE_CTX_get0_untrusted(X509_STORE_CTX* ctx) {
+ return ctx->untrusted;
+}
+
+EVP_MD_CTX* EVP_MD_CTX_new() {
EVP_MD_CTX* ctx = (EVP_MD_CTX*)OPENSSL_malloc(sizeof(EVP_MD_CTX));
if (!ctx) {
throw std::runtime_error("Cannot allocate EVP_MD_CTX");
return ctx;
}
-HMAC_CTX* HMAC_CTX_new(void) {
+void EVP_MD_CTX_free(EVP_MD_CTX* ctx) {
+ if (ctx) {
+ EVP_MD_CTX_cleanup(ctx);
+ OPENSSL_free(ctx);
+ }
+}
+
+HMAC_CTX* HMAC_CTX_new() {
HMAC_CTX* ctx = (HMAC_CTX*)OPENSSL_malloc(sizeof(HMAC_CTX));
if (!ctx) {
throw std::runtime_error("Cannot allocate HMAC_CTX");
void HMAC_CTX_free(HMAC_CTX* ctx) {
if (ctx) {
+ HMAC_CTX_cleanup(ctx);
OPENSSL_free(ctx);
}
}
-#ifdef OPENSSL_IS_BORINGSSL
-////////////////////////////////////////////////////////////////////////////////
-// APIs needed in BoringSSL only
-////////////////////////////////////////////////////////////////////////////////
-int SSL_CTX_set1_sigalgs_list(SSL_CTX*, const char*) {
- return 1; // 0 implies error
+bool RSA_set0_key(RSA* r, BIGNUM* n, BIGNUM* e, BIGNUM* d) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ /**
+ * If the fields n and e in r are nullptr, the corresponding input parameters
+ * MUST be non-nullptr for n and e. d may be left NULL (in case only the
+ * public key is used).
+ */
+ if ((r->n == nullptr && n == nullptr) || (r->e == nullptr && e == nullptr)) {
+ return false;
+ }
+ if (n != nullptr) {
+ BN_free(r->n);
+ r->n = n;
+ }
+ if (e != nullptr) {
+ BN_free(r->e);
+ r->e = e;
+ }
+ if (d != nullptr) {
+ BN_free(r->d);
+ r->d = d;
+ }
+ return true;
}
-int TLS1_get_client_version(SSL* s) {
- // Note that this isn't the client version, and the API to
- // get this has been hidden. It may be found by parsing the
- // ClientHello (there is a callback via the SSL_HANDSHAKE struct)
- return s->version;
+void RSA_get0_factors(const RSA* r, const BIGNUM** p, const BIGNUM** q) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (p != nullptr) {
+ *p = r->p;
+ }
+ if (q != nullptr) {
+ *q = r->q;
+ }
}
-#elif FOLLY_OPENSSL_IS_102 || FOLLY_OPENSSL_IS_101 || FOLLY_OPENSSL_IS_100
-////////////////////////////////////////////////////////////////////////////////
-// APIs needed in 1.0.2 and 1.0.1/1.0.0 (both deprecated)
-////////////////////////////////////////////////////////////////////////////////
-int SSL_CTX_up_ref(SSL_CTX* ctx) {
- return CRYPTO_add(&ctx->references, 1, CRYPTO_LOCK_SSL_CTX);
+void RSA_get0_crt_params(
+ const RSA* r,
+ const BIGNUM** dmp1,
+ const BIGNUM** dmq1,
+ const BIGNUM** iqmp) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (dmp1 != nullptr) {
+ *dmp1 = r->dmp1;
+ }
+ if (dmq1 != nullptr) {
+ *dmq1 = r->dmq1;
+ }
+ if (iqmp != nullptr) {
+ *iqmp = r->iqmp;
+ }
}
-int SSL_SESSION_up_ref(SSL_SESSION* session) {
- return CRYPTO_add(&session->references, 1, CRYPTO_LOCK_SSL_SESSION);
+int ECDSA_SIG_set0(ECDSA_SIG* sig, BIGNUM* r, BIGNUM* s) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (r == nullptr || s == nullptr) {
+ return 0;
+ }
+ BN_clear_free(sig->r);
+ BN_clear_free(sig->s);
+ sig->r = r;
+ sig->s = s;
+ return 1;
}
-int X509_up_ref(X509* x) {
- return CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509);
+void ECDSA_SIG_get0(
+ const ECDSA_SIG* sig,
+ const BIGNUM** pr,
+ const BIGNUM** ps) {
+ // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
+ if (pr != nullptr) {
+ *pr = sig->r;
+ }
+ if (ps != nullptr) {
+ *ps = sig->s;
+ }
}
-#if FOLLY_OPENSSL_IS_101 || FOLLY_OPENSSL_IS_100
-////////////////////////////////////////////////////////////////////////////////
-// APIs needed in 1.0.1/1.0.0 (both deprecated)
-////////////////////////////////////////////////////////////////////////////////
-int X509_get_signature_nid(X509* cert) {
- return OBJ_obj2nid(cert->sig_alg->algorithm);
-}
+/**
+ * Compatibility shim for OpenSSL < 1.1.0.
+ *
+ * For now, options and settings are ignored. We implement the most common
+ * behavior, which is to add all digests, ciphers, and strings.
+ */
+int OPENSSL_init_ssl(uint64_t, const OPENSSL_INIT_SETTINGS*) {
+ // OpenSSL >= 1.1.0 handles initializing the library, adding digests &
+ // ciphers, loading strings. Additionally, OpenSSL >= 1.1.0 uses platform
+ // native threading & mutexes, which means that we should handle setting up
+ // the necessary threading initialization in the compat layer as well.
+ SSL_library_init();
+ OpenSSL_add_all_ciphers();
+ OpenSSL_add_all_digests();
+ OpenSSL_add_all_algorithms();
-#endif
+ SSL_load_error_strings();
+ ERR_load_crypto_strings();
-#if FOLLY_OPENSSL_IS_100
-////////////////////////////////////////////////////////////////////////////////
-// APIs needed only in 1.0.0 only (deprecated)
-////////////////////////////////////////////////////////////////////////////////
-uint32_t SSL_CIPHER_get_id(const SSL_CIPHER* c) {
- return c->id;
+ // The caller should have used SSLContext::setLockTypes() prior to calling
+ // this function.
+ folly::ssl::detail::installThreadingLocks();
+ return 0;
}
-int TLS1_get_client_version(const SSL* s) {
- return (s->client_version >> 8) == TLS1_VERSION_MAJOR ? s->client_version : 0;
+void OPENSSL_cleanup() {
+ folly::ssl::detail::cleanupThreadingLocks();
+ CRYPTO_cleanup_all_ex_data();
+ ERR_free_strings();
+ EVP_cleanup();
+ ERR_clear_error();
}
-#endif
+const ASN1_INTEGER* X509_REVOKED_get0_serialNumber(const X509_REVOKED* r) {
+ return r->serialNumber;
+}
-#endif // !(OPENSSL_IS_BORINGSSL ||
-// FOLLY_OPENSSL_IS_101 ||
-// FOLLY_OPENSSL_IS_102 ||
-// FOLLY_OPENSSL_IS_100)
+const ASN1_TIME* X509_REVOKED_get0_revocationDate(const X509_REVOKED* r) {
+ return r->revocationDate;
+}
#endif // !FOLLY_OPENSSL_IS_110
-}
-}
+} // namespace ssl
+} // namespace portability
+} // namespace folly