2 * Copyright 2017 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 #include <folly/portability/OpenSSL.h>
21 namespace portability {
24 #if OPENSSL_IS_BORINGSSL
25 int SSL_CTX_set1_sigalgs_list(SSL_CTX*, const char*) {
26 return 1; // 0 implies error
29 int TLS1_get_client_version(SSL* s) {
30 // Note that this isn't the client version, and the API to
31 // get this has been hidden. It may be found by parsing the
32 // ClientHello (there is a callback via the SSL_HANDSHAKE struct)
37 #if FOLLY_OPENSSL_IS_100
38 uint32_t SSL_CIPHER_get_id(const SSL_CIPHER* c) {
42 int TLS1_get_client_version(const SSL* s) {
43 return (s->client_version >> 8) == TLS1_VERSION_MAJOR ? s->client_version : 0;
47 #if FOLLY_OPENSSL_IS_100 || FOLLY_OPENSSL_IS_101
48 int X509_get_signature_nid(X509* cert) {
49 return OBJ_obj2nid(cert->sig_alg->algorithm);
53 #if FOLLY_OPENSSL_IS_100 || FOLLY_OPENSSL_IS_101 || FOLLY_OPENSSL_IS_102
54 int SSL_CTX_up_ref(SSL_CTX* ctx) {
55 return CRYPTO_add(&ctx->references, 1, CRYPTO_LOCK_SSL_CTX);
58 int SSL_SESSION_up_ref(SSL_SESSION* session) {
59 return CRYPTO_add(&session->references, 1, CRYPTO_LOCK_SSL_SESSION);
62 int X509_up_ref(X509* x) {
63 return CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509);
66 int EVP_PKEY_up_ref(EVP_PKEY* evp) {
67 return CRYPTO_add(&evp->references, 1, CRYPTO_LOCK_EVP_PKEY);
86 RSA* EVP_PKEY_get0_RSA(EVP_PKEY* pkey) {
87 if (pkey->type != EVP_PKEY_RSA) {
90 return pkey->pkey.rsa;
93 DSA* EVP_PKEY_get0_DSA(EVP_PKEY* pkey) {
94 if (pkey->type != EVP_PKEY_DSA) {
97 return pkey->pkey.dsa;
100 DH* EVP_PKEY_get0_DH(EVP_PKEY* pkey) {
101 if (pkey->type != EVP_PKEY_DH) {
104 return pkey->pkey.dh;
107 EC_KEY* EVP_PKEY_get0_EC_KEY(EVP_PKEY* pkey) {
108 if (pkey->type != EVP_PKEY_EC) {
111 return pkey->pkey.ec;
115 #if !FOLLY_OPENSSL_IS_110
116 void BIO_meth_free(BIO_METHOD* biom) {
117 OPENSSL_free((void*)biom);
120 int BIO_meth_set_read(BIO_METHOD* biom, int (*read)(BIO*, char*, int)) {
125 int BIO_meth_set_write(BIO_METHOD* biom, int (*write)(BIO*, const char*, int)) {
126 biom->bwrite = write;
130 const char* SSL_SESSION_get0_hostname(const SSL_SESSION* s) {
131 return s->tlsext_hostname;
134 unsigned char* ASN1_STRING_get0_data(const ASN1_STRING* x) {
135 return ASN1_STRING_data((ASN1_STRING*)x);
138 int SSL_SESSION_has_ticket(const SSL_SESSION* s) {
139 return (s->tlsext_ticklen > 0) ? 1 : 0;
142 unsigned long SSL_SESSION_get_ticket_lifetime_hint(const SSL_SESSION* s) {
143 return s->tlsext_tick_lifetime_hint;
146 // This is taken from OpenSSL 1.1.0
147 int DH_set0_pqg(DH* dh, BIGNUM* p, BIGNUM* q, BIGNUM* g) {
148 /* If the fields p and g in d are nullptr, the corresponding input
149 * parameters MUST not be nullptr. q may remain nullptr.
151 if (dh == nullptr || (dh->p == nullptr && p == nullptr) ||
152 (dh->g == nullptr && g == nullptr)) {
169 // In OpenSSL 1.1.0, DH_set0_pqg also sets
170 // dh->length = BN_num_bits(q)
171 // With OpenSSL 1.0.2, the output of openssl dhparam -C 2048 doesn't set
172 // the length field. So as far as the compat lib is concerned, this wrapper
173 // mimics the functionality of OpenSSL 1.0.2
174 // Note: BoringSSL doesn't even have a length field anymore, just something
175 // called 'priv_length'. Let's not mess with that for now.
185 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
199 const BIGNUM** pub_key,
200 const BIGNUM** priv_key) {
201 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
202 if (pub_key != nullptr) {
203 *pub_key = dh->pub_key;
205 if (priv_key != nullptr) {
206 *priv_key = dh->priv_key;
215 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
229 const BIGNUM** pub_key,
230 const BIGNUM** priv_key) {
231 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
232 if (pub_key != nullptr) {
233 *pub_key = dsa->pub_key;
235 if (priv_key != nullptr) {
236 *priv_key = dsa->priv_key;
240 X509* X509_STORE_CTX_get0_cert(X509_STORE_CTX* ctx) {
244 STACK_OF(X509) * X509_STORE_CTX_get0_chain(X509_STORE_CTX* ctx) {
245 return X509_STORE_CTX_get_chain(ctx);
248 STACK_OF(X509) * X509_STORE_CTX_get0_untrusted(X509_STORE_CTX* ctx) {
249 return ctx->untrusted;
252 EVP_MD_CTX* EVP_MD_CTX_new() {
253 EVP_MD_CTX* ctx = (EVP_MD_CTX*)OPENSSL_malloc(sizeof(EVP_MD_CTX));
255 throw std::runtime_error("Cannot allocate EVP_MD_CTX");
257 EVP_MD_CTX_init(ctx);
261 void EVP_MD_CTX_free(EVP_MD_CTX* ctx) {
263 EVP_MD_CTX_cleanup(ctx);
268 HMAC_CTX* HMAC_CTX_new() {
269 HMAC_CTX* ctx = (HMAC_CTX*)OPENSSL_malloc(sizeof(HMAC_CTX));
271 throw std::runtime_error("Cannot allocate HMAC_CTX");
277 void HMAC_CTX_free(HMAC_CTX* ctx) {
279 HMAC_CTX_cleanup(ctx);
284 bool RSA_set0_key(RSA* r, BIGNUM* n, BIGNUM* e, BIGNUM* d) {
285 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
287 * If the fields n and e in r are nullptr, the corresponding input parameters
288 * MUST be non-nullptr for n and e. d may be left NULL (in case only the
289 * public key is used).
291 if ((r->n == nullptr && n == nullptr) || (r->e == nullptr && e == nullptr)) {
309 void RSA_get0_factors(const RSA* r, const BIGNUM** p, const BIGNUM** q) {
310 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
319 void RSA_get0_crt_params(
323 const BIGNUM** iqmp) {
324 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
325 if (dmp1 != nullptr) {
328 if (dmq1 != nullptr) {
331 if (iqmp != nullptr) {
336 int ECDSA_SIG_set0(ECDSA_SIG* sig, BIGNUM* r, BIGNUM* s) {
337 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes
338 if (r == nullptr || s == nullptr) {
341 BN_clear_free(sig->r);
342 BN_clear_free(sig->s);
349 const ECDSA_SIG* sig,
352 // Based off of https://wiki.openssl.org/index.php/OpenSSL_1.1.0_Changes