From a82a8b9f4b886b355f0d90c9459010d175af471c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Manuel=20P=C3=A9gouri=C3=A9-Gonnard?= Date: Fri, 17 Jun 2022 10:53:58 +0200 Subject: [PATCH] Mark internal int SSL functions CHECK_RETURN_CRITICAL MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Manuel Pégourié-Gonnard --- library/ssl_client.h | 1 + library/ssl_misc.h | 56 ++++++++++++++++++++++++++++++++++++++++ library/ssl_tls13_keys.h | 19 ++++++++++++++ 3 files changed, 76 insertions(+) diff --git a/library/ssl_client.h b/library/ssl_client.h index 8e0c21634..be4d0677d 100644 --- a/library/ssl_client.h +++ b/library/ssl_client.h @@ -28,6 +28,7 @@ #include +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_write_client_hello( mbedtls_ssl_context *ssl ); #endif /* MBEDTLS_SSL_CLIENT_H */ diff --git a/library/ssl_misc.h b/library/ssl_misc.h index 003434553..1280241dc 100644 --- a/library/ssl_misc.h +++ b/library/ssl_misc.h @@ -1099,6 +1099,7 @@ struct mbedtls_ssl_flight_item * (<> 0) or not ( 0 ). * \param[out] out_len Length of the data written into the buffer \p buf */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls12_write_client_hello_exts( mbedtls_ssl_context *ssl, unsigned char *buf, const unsigned char *end, @@ -1150,7 +1151,9 @@ void mbedtls_ssl_set_inbound_transform( mbedtls_ssl_context *ssl, void mbedtls_ssl_set_outbound_transform( mbedtls_ssl_context *ssl, mbedtls_ssl_transform *transform ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_handshake_client_step( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_handshake_server_step( mbedtls_ssl_context *ssl ); void mbedtls_ssl_handshake_wrapup( mbedtls_ssl_context *ssl ); static inline void mbedtls_ssl_handshake_set_state( mbedtls_ssl_context *ssl, @@ -1159,15 +1162,19 @@ static inline void mbedtls_ssl_handshake_set_state( mbedtls_ssl_context *ssl, ssl->state = ( int ) state; } +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_send_fatal_handshake_failure( mbedtls_ssl_context *ssl ); void mbedtls_ssl_reset_checksum( mbedtls_ssl_context *ssl ); #if defined(MBEDTLS_SSL_PROTO_TLS1_2) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_derive_keys( mbedtls_ssl_context *ssl ); #endif /* MBEDTLS_SSL_PROTO_TLS1_2 */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_handle_message_type( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_prepare_handshake_record( mbedtls_ssl_context *ssl ); void mbedtls_ssl_update_handshake_status( mbedtls_ssl_context *ssl ); @@ -1247,16 +1254,20 @@ void mbedtls_ssl_update_handshake_status( mbedtls_ssl_context *ssl ); * following the above definition. * */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_read_record( mbedtls_ssl_context *ssl, unsigned update_hs_digest ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_fetch_input( mbedtls_ssl_context *ssl, size_t nb_want ); /* * Write handshake message header */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_start_handshake_msg( mbedtls_ssl_context *ssl, unsigned hs_type, unsigned char **buf, size_t *buf_len ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_write_handshake_msg_ext( mbedtls_ssl_context *ssl, int update_checksum, int force_flush ); @@ -1268,19 +1279,28 @@ static inline int mbedtls_ssl_write_handshake_msg( mbedtls_ssl_context *ssl ) /* * Write handshake message tail */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_finish_handshake_msg( mbedtls_ssl_context *ssl, size_t buf_len, size_t msg_len ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_write_record( mbedtls_ssl_context *ssl, int force_flush ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_flush_output( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_parse_certificate( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_write_certificate( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_parse_change_cipher_spec( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_write_change_cipher_spec( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_parse_finished( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_write_finished( mbedtls_ssl_context *ssl ); void mbedtls_ssl_optimize_checksum( mbedtls_ssl_context *ssl, @@ -1296,10 +1316,12 @@ void mbedtls_ssl_add_hs_msg_to_checksum( mbedtls_ssl_context *ssl, #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED) #if !defined(MBEDTLS_USE_PSA_CRYPTO) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_psk_derive_premaster( mbedtls_ssl_context *ssl, mbedtls_key_exchange_type_t key_ex ); #endif /* !MBEDTLS_USE_PSA_CRYPTO */ #if defined(MBEDTLS_SSL_CLI_C) && defined(MBEDTLS_SSL_PROTO_TLS1_2) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_conf_has_static_psk( mbedtls_ssl_config const *conf ); #endif @@ -1367,11 +1389,14 @@ mbedtls_md_type_t mbedtls_ssl_md_alg_from_hash( unsigned char hash ); unsigned char mbedtls_ssl_hash_from_md_alg( int md ); #if defined(MBEDTLS_SSL_PROTO_TLS1_2) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_set_calc_verify_md( mbedtls_ssl_context *ssl, int md ); #endif +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_check_curve_tls_id( const mbedtls_ssl_context *ssl, uint16_t tls_id ); #if defined(MBEDTLS_ECP_C) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_check_curve( const mbedtls_ssl_context *ssl, mbedtls_ecp_group_id grp_id ); #endif @@ -1426,6 +1451,7 @@ static inline mbedtls_x509_crt *mbedtls_ssl_own_cert( mbedtls_ssl_context *ssl ) * * Return 0 if everything is OK, -1 if not. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_check_cert_usage( const mbedtls_x509_crt *cert, const mbedtls_ssl_ciphersuite_t *ciphersuite, int cert_endpoint, @@ -1474,21 +1500,26 @@ static inline size_t mbedtls_ssl_hs_hdr_len( const mbedtls_ssl_context *ssl ) #if defined(MBEDTLS_SSL_PROTO_DTLS) void mbedtls_ssl_send_flight_completed( mbedtls_ssl_context *ssl ); void mbedtls_ssl_recv_flight_completed( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_resend( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_flight_transmit( mbedtls_ssl_context *ssl ); #endif /* Visible for testing purposes only */ #if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_dtls_replay_check( mbedtls_ssl_context const *ssl ); void mbedtls_ssl_dtls_replay_update( mbedtls_ssl_context *ssl ); #endif +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_session_copy( mbedtls_ssl_session *dst, const mbedtls_ssl_session *src ); #if defined(MBEDTLS_SSL_PROTO_TLS1_2) /* The hash buffer must have at least MBEDTLS_MD_MAX_SIZE bytes of length. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_get_key_exchange_md_tls1_2( mbedtls_ssl_context *ssl, unsigned char *hash, size_t *hashlen, unsigned char *data, size_t data_len, @@ -1500,11 +1531,13 @@ int mbedtls_ssl_get_key_exchange_md_tls1_2( mbedtls_ssl_context *ssl, #endif void mbedtls_ssl_transform_init( mbedtls_ssl_transform *transform ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_encrypt_buf( mbedtls_ssl_context *ssl, mbedtls_ssl_transform *transform, mbedtls_record *rec, int (*f_rng)(void *, unsigned char *, size_t), void *p_rng ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_decrypt_buf( mbedtls_ssl_context const *ssl, mbedtls_ssl_transform *transform, mbedtls_record *rec ); @@ -1522,10 +1555,12 @@ static inline size_t mbedtls_ssl_ep_len( const mbedtls_ssl_context *ssl ) } #if defined(MBEDTLS_SSL_PROTO_DTLS) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_resend_hello_request( mbedtls_ssl_context *ssl ); #endif /* MBEDTLS_SSL_PROTO_DTLS */ void mbedtls_ssl_set_timer( mbedtls_ssl_context *ssl, uint32_t millisecs ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_check_timer( mbedtls_ssl_context *ssl ); void mbedtls_ssl_reset_in_out_pointers( mbedtls_ssl_context *ssl ); @@ -1533,6 +1568,7 @@ void mbedtls_ssl_update_out_pointers( mbedtls_ssl_context *ssl, mbedtls_ssl_transform *transform ); void mbedtls_ssl_update_in_pointers( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_session_reset_int( mbedtls_ssl_context *ssl, int partial ); void mbedtls_ssl_session_reset_msg_layer( mbedtls_ssl_context *ssl, int partial ); @@ -1540,6 +1576,7 @@ void mbedtls_ssl_session_reset_msg_layer( mbedtls_ssl_context *ssl, /* * Send pending alert */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_handle_pending_alert( mbedtls_ssl_context *ssl ); /* @@ -1560,6 +1597,7 @@ void mbedtls_ssl_dtls_replay_reset( mbedtls_ssl_context *ssl ); void mbedtls_ssl_handshake_wrapup_free_hs_transform( mbedtls_ssl_context *ssl ); #if defined(MBEDTLS_SSL_RENEGOTIATION) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_start_renegotiation( mbedtls_ssl_context *ssl ); #endif /* MBEDTLS_SSL_RENEGOTIATION */ @@ -1624,7 +1662,9 @@ static inline int mbedtls_ssl_conf_is_hybrid_tls12_tls13( const mbedtls_ssl_conf #if defined(MBEDTLS_SSL_PROTO_TLS1_3) extern const uint8_t mbedtls_ssl_tls13_hello_retry_request_magic[ MBEDTLS_SERVER_HELLO_RANDOM_LEN ]; +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_process_finished_message( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_write_finished_message( mbedtls_ssl_context *ssl ); void mbedtls_ssl_tls13_handshake_wrapup( mbedtls_ssl_context *ssl ); @@ -1637,6 +1677,7 @@ void mbedtls_ssl_tls13_handshake_wrapup( mbedtls_ssl_context *ssl ); * \param[in] end End address of the buffer where to write the extensions * \param[out] out_len Length of the data written into the buffer \p buf */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_write_client_hello_exts( mbedtls_ssl_context *ssl, unsigned char *buf, unsigned char *end, @@ -1647,6 +1688,7 @@ int mbedtls_ssl_tls13_write_client_hello_exts( mbedtls_ssl_context *ssl, * * \param ssl SSL context */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_handshake_client_step( mbedtls_ssl_context *ssl ); /** @@ -1654,6 +1696,7 @@ int mbedtls_ssl_tls13_handshake_client_step( mbedtls_ssl_context *ssl ); * * \param ssl SSL context */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_handshake_server_step( mbedtls_ssl_context *ssl ); @@ -1746,6 +1789,7 @@ static inline int mbedtls_ssl_tls13_some_psk_enabled( mbedtls_ssl_context *ssl ) /* * Fetch TLS 1.3 handshake message header */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_fetch_handshake_msg( mbedtls_ssl_context *ssl, unsigned hs_type, unsigned char **buf, @@ -1754,17 +1798,20 @@ int mbedtls_ssl_tls13_fetch_handshake_msg( mbedtls_ssl_context *ssl, /* * Handler of TLS 1.3 server certificate message */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_process_certificate( mbedtls_ssl_context *ssl ); #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED) /* * Handler of TLS 1.3 write Certificate message */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_write_certificate( mbedtls_ssl_context *ssl ); /* * Handler of TLS 1.3 write Certificate Verify message */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_write_certificate_verify( mbedtls_ssl_context *ssl ); #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */ @@ -1772,16 +1819,20 @@ int mbedtls_ssl_tls13_write_certificate_verify( mbedtls_ssl_context *ssl ); /* * Generic handler of Certificate Verify */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_process_certificate_verify( mbedtls_ssl_context *ssl ); /* * Write of dummy-CCS's for middlebox compatibility */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_write_change_cipher_spec( mbedtls_ssl_context *ssl ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_reset_transcript_for_hrr( mbedtls_ssl_context *ssl ); #if defined(MBEDTLS_ECDH_C) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_generate_and_write_ecdh_key_exchange( mbedtls_ssl_context *ssl, uint16_t named_group, @@ -1797,12 +1848,14 @@ int mbedtls_ssl_tls13_generate_and_write_ecdh_key_exchange( /* * Parse TLS Signature Algorithm extension */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_parse_sig_alg_ext( mbedtls_ssl_context *ssl, const unsigned char *buf, const unsigned char *end ); #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */ /* Get handshake transcript */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_get_handshake_transcript( mbedtls_ssl_context *ssl, const mbedtls_md_type_t md, unsigned char *dst, @@ -2229,6 +2282,7 @@ mbedtls_ssl_mode_t mbedtls_ssl_get_mode_from_ciphersuite( #if defined(MBEDTLS_ECDH_C) +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_read_public_ecdhe_share( mbedtls_ssl_context *ssl, const unsigned char *buf, size_t buf_len ); @@ -2261,12 +2315,14 @@ static inline int mbedtls_ssl_tls13_cipher_suite_is_offered( * * \return 0 if valid, negative value otherwise. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_validate_ciphersuite( const mbedtls_ssl_context *ssl, const mbedtls_ssl_ciphersuite_t *suite_info, mbedtls_ssl_protocol_version min_tls_version, mbedtls_ssl_protocol_version max_tls_version ); +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_write_sig_alg_ext( mbedtls_ssl_context *ssl, unsigned char *buf, const unsigned char *end, size_t *out_len ); diff --git a/library/ssl_tls13_keys.h b/library/ssl_tls13_keys.h index 693b6c4df..76c1e93d8 100644 --- a/library/ssl_tls13_keys.h +++ b/library/ssl_tls13_keys.h @@ -121,6 +121,7 @@ extern const struct mbedtls_ssl_tls13_labels_struct mbedtls_ssl_tls13_labels; * \return A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_hkdf_expand_label( psa_algorithm_t hash_alg, const unsigned char *secret, size_t secret_len, @@ -159,6 +160,7 @@ int mbedtls_ssl_tls13_hkdf_expand_label( * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_make_traffic_keys( psa_algorithm_t hash_alg, const unsigned char *client_secret, @@ -205,6 +207,7 @@ int mbedtls_ssl_tls13_make_traffic_keys( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_derive_secret( psa_algorithm_t hash_alg, const unsigned char *secret, size_t secret_len, @@ -255,6 +258,7 @@ int mbedtls_ssl_tls13_derive_secret( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_derive_early_secrets( psa_algorithm_t hash_alg, unsigned char const *early_secret, @@ -300,6 +304,7 @@ int mbedtls_ssl_tls13_derive_early_secrets( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_derive_handshake_secrets( psa_algorithm_t hash_alg, unsigned char const *handshake_secret, @@ -350,6 +355,7 @@ int mbedtls_ssl_tls13_derive_handshake_secrets( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_derive_application_secrets( psa_algorithm_t hash_alg, unsigned char const *master_secret, @@ -380,6 +386,7 @@ int mbedtls_ssl_tls13_derive_application_secrets( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_derive_resumption_master_secret( psa_algorithm_t hash_alg, unsigned char const *application_secret, @@ -453,6 +460,7 @@ int mbedtls_ssl_tls13_derive_resumption_master_secret( * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_evolve_secret( psa_algorithm_t hash_alg, const unsigned char *secret_old, @@ -482,6 +490,7 @@ int mbedtls_ssl_tls13_evolve_secret( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_create_psk_binder( mbedtls_ssl_context *ssl, const psa_algorithm_t hash_alg, unsigned char const *psk, size_t psk_len, @@ -516,6 +525,7 @@ int mbedtls_ssl_tls13_create_psk_binder( mbedtls_ssl_context *ssl, * mbedtls_ssl_transform_encrypt(). * \return A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_populate_transform( mbedtls_ssl_transform *transform, int endpoint, int ciphersuite, @@ -542,6 +552,7 @@ int mbedtls_ssl_tls13_populate_transform( mbedtls_ssl_transform *transform, * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_key_schedule_stage_early( mbedtls_ssl_context *ssl ); /** @@ -560,6 +571,7 @@ int mbedtls_ssl_tls13_key_schedule_stage_early( mbedtls_ssl_context *ssl ); * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_key_schedule_stage_handshake( mbedtls_ssl_context *ssl ); /** @@ -574,6 +586,7 @@ int mbedtls_ssl_tls13_key_schedule_stage_handshake( mbedtls_ssl_context *ssl ); * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_generate_handshake_keys( mbedtls_ssl_context *ssl, mbedtls_ssl_key_set *traffic_keys ); @@ -593,6 +606,7 @@ int mbedtls_ssl_tls13_generate_handshake_keys( mbedtls_ssl_context *ssl, * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_key_schedule_stage_application( mbedtls_ssl_context *ssl ); /** @@ -607,6 +621,7 @@ int mbedtls_ssl_tls13_key_schedule_stage_application( mbedtls_ssl_context *ssl ) * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_generate_application_keys( mbedtls_ssl_context* ssl, mbedtls_ssl_key_set *traffic_keys ); @@ -620,6 +635,7 @@ int mbedtls_ssl_tls13_generate_application_keys( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_generate_resumption_master_secret( mbedtls_ssl_context *ssl ); @@ -645,6 +661,7 @@ int mbedtls_ssl_tls13_generate_resumption_master_secret( * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_calculate_verify_data( mbedtls_ssl_context *ssl, unsigned char *dst, size_t dst_len, @@ -660,6 +677,7 @@ int mbedtls_ssl_tls13_calculate_verify_data( mbedtls_ssl_context *ssl, * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_compute_handshake_transform( mbedtls_ssl_context *ssl ); /** @@ -671,6 +689,7 @@ int mbedtls_ssl_tls13_compute_handshake_transform( mbedtls_ssl_context *ssl ); * \returns \c 0 on success. * \returns A negative error code on failure. */ +MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_ssl_tls13_compute_application_transform( mbedtls_ssl_context *ssl ); #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */