/* This internal function is used by ENGINE_pkcs11() and possibly by the * "dynamic" ENGINE support too */ static int bind_helper(ENGINE *e) { if (!ENGINE_set_id(e, PKCS11_ENGINE_ID) || !ENGINE_set_destroy_function(e, engine_destroy) || !ENGINE_set_init_function(e, engine_init) || !ENGINE_set_finish_function(e, engine_finish) || !ENGINE_set_ctrl_function(e, engine_ctrl) || !ENGINE_set_cmd_defns(e, engine_cmd_defns) || !ENGINE_set_name(e, PKCS11_ENGINE_NAME) || #ifndef OPENSSL_NO_RSA !ENGINE_set_RSA(e, PKCS11_get_rsa_method()) || #endif #if OPENSSL_VERSION_NUMBER >= 0x10100002L #ifndef OPENSSL_NO_EC /* PKCS11_get_ec_key_method combines ECDSA and ECDH */ !ENGINE_set_EC(e, PKCS11_get_ec_key_method()) || #endif /* OPENSSL_NO_EC */ #else /* OPENSSL_VERSION_NUMBER */ #ifndef OPENSSL_NO_ECDSA !ENGINE_set_ECDSA(e, PKCS11_get_ecdsa_method()) || #endif #ifndef OPENSSL_NO_ECDH !ENGINE_set_ECDH(e, PKCS11_get_ecdh_method()) || #endif #endif /* OPENSSL_VERSION_NUMBER */ !ENGINE_set_load_pubkey_function(e, load_pubkey) || !ENGINE_set_load_privkey_function(e, load_privkey)) { return 0; } else { return 1; } }
/* * Build an EVP_PKEY object */ static EVP_PKEY *pkcs11_get_evp_key_rsa(PKCS11_KEY *key) { EVP_PKEY *pk; RSA *rsa; rsa = pkcs11_get_rsa(key); if (rsa == NULL) return NULL; pk = EVP_PKEY_new(); if (pk == NULL) { RSA_free(rsa); return NULL; } EVP_PKEY_set1_RSA(pk, rsa); /* Also increments the rsa ref count */ if (key->isPrivate) RSA_set_method(rsa, PKCS11_get_rsa_method()); /* TODO: Retrieve the RSA private key object attributes instead, * unless the key has the "sensitive" attribute set */ #if OPENSSL_VERSION_NUMBER < 0x01010000L /* RSA_FLAG_SIGN_VER is no longer needed since OpenSSL 1.1 */ rsa->flags |= RSA_FLAG_SIGN_VER; #endif RSA_set_ex_data(rsa, rsa_ex_index, key); RSA_free(rsa); /* Drops our reference to it */ return pk; }
static ENGINE* LoadEngine() { // This function creates an engine for PKCS#11 and inspired by // the "ENGINE_load_dynamic" function from OpenSSL, in file // "crypto/engine/eng_dyn.c" ENGINE* engine = ENGINE_new(); if (!engine) { LOG(ERROR) << "Cannot create an OpenSSL engine for PKCS#11"; throw OrthancException(ErrorCode_InternalError); } // Create a PKCS#11 context using libp11 context_ = pkcs11_new(); if (!context_) { LOG(ERROR) << "Cannot create a libp11 context for PKCS#11"; ENGINE_free(engine); throw OrthancException(ErrorCode_InternalError); } if (!ENGINE_set_id(engine, PKCS11_ENGINE_ID) || !ENGINE_set_name(engine, PKCS11_ENGINE_NAME) || !ENGINE_set_cmd_defns(engine, PKCS11_ENGINE_COMMANDS) || // Register the callback functions !ENGINE_set_init_function(engine, EngineInitialize) || !ENGINE_set_finish_function(engine, EngineFinalize) || !ENGINE_set_destroy_function(engine, EngineDestroy) || !ENGINE_set_ctrl_function(engine, EngineControl) || !ENGINE_set_load_pubkey_function(engine, EngineLoadPublicKey) || !ENGINE_set_load_privkey_function(engine, EngineLoadPrivateKey) || !ENGINE_set_RSA(engine, PKCS11_get_rsa_method()) || !ENGINE_set_ECDSA(engine, PKCS11_get_ecdsa_method()) || !ENGINE_set_ECDH(engine, PKCS11_get_ecdh_method()) || #if OPENSSL_VERSION_NUMBER >= 0x10100002L !ENGINE_set_EC(engine, PKCS11_get_ec_key_method()) || #endif // Make OpenSSL know about our PKCS#11 engine !ENGINE_add(engine)) { LOG(ERROR) << "Cannot initialize the OpenSSL engine for PKCS#11"; pkcs11_finish(context_); ENGINE_free(engine); throw OrthancException(ErrorCode_InternalError); } // If the "ENGINE_add" worked, it gets a structural // reference. We release our just-created reference. ENGINE_free(engine); return ENGINE_by_id(PKCS11_ENGINE_ID); }