/** * \file psa_crypto_invasive.h * * \brief PSA cryptography module: invasive interfaces for test only. * * The interfaces in this file are intended for testing purposes only. * They MUST NOT be made available to clients over IPC in integrations * with isolation, and they SHOULD NOT be made available in library * integrations except when building the library for testing. */ /* * Copyright The Mbed TLS Contributors * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); you may * not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef PSA_CRYPTO_INVASIVE_H #define PSA_CRYPTO_INVASIVE_H #include "mbedtls/build_info.h" #include "psa/crypto.h" #include "common.h" #include "mbedtls/entropy.h" #if !defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG) /** \brief Configure entropy sources. * * This function may only be called before a call to psa_crypto_init(), * or after a call to mbedtls_psa_crypto_free() and before any * subsequent call to psa_crypto_init(). * * This function is only intended for test purposes. The functionality * it provides is also useful for system integrators, but * system integrators should configure entropy drivers instead of * breaking through to the Mbed TLS API. * * \param entropy_init Function to initialize the entropy context * and set up the desired entropy sources. * It is called by psa_crypto_init(). * By default this is mbedtls_entropy_init(). * This function cannot report failures directly. * To indicate a failure, set the entropy context * to a state where mbedtls_entropy_func() will * return an error. * \param entropy_free Function to free the entropy context * and associated resources. * It is called by mbedtls_psa_crypto_free(). * By default this is mbedtls_entropy_free(). * * \retval #PSA_SUCCESS * Success. * \retval #PSA_ERROR_NOT_PERMITTED * The caller does not have the permission to configure * entropy sources. * \retval #PSA_ERROR_BAD_STATE * The library has already been initialized. */ psa_status_t mbedtls_psa_crypto_configure_entropy_sources( void (* entropy_init)(mbedtls_entropy_context *ctx), void (* entropy_free)(mbedtls_entropy_context *ctx)); #endif /* !defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG) */ #if defined(MBEDTLS_TEST_HOOKS) && defined(MBEDTLS_PSA_CRYPTO_C) psa_status_t psa_mac_key_can_do( psa_algorithm_t algorithm, psa_key_type_t key_type); #endif /* MBEDTLS_TEST_HOOKS && MBEDTLS_PSA_CRYPTO_C */ #endif /* PSA_CRYPTO_INVASIVE_H */