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Merge pull request #6500 from yanrayw/split-TLS-connection-func-into-ssl_helpers

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Move TLS connection helper code from test_suite_ssl.function to ssl_helpers.c
This commit is contained in:
Gilles Peskine 2023-03-15 10:50:03 +01:00 committed by GitHub
commit 8d60574b7b
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 3364 additions and 3008 deletions
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13
CMakeLists.txt
View file

@ -280,12 +280,23 @@ add_subdirectory(library)
# to define the test executables.
#
if(ENABLE_TESTING OR ENABLE_PROGRAMS)
file(GLOB MBEDTLS_TEST_FILES ${CMAKE_CURRENT_SOURCE_DIR}/tests/src/*.c ${CMAKE_CURRENT_SOURCE_DIR}/tests/src/drivers/*.c)
file(GLOB MBEDTLS_TEST_FILES
${CMAKE_CURRENT_SOURCE_DIR}/tests/src/*.c
${CMAKE_CURRENT_SOURCE_DIR}/tests/src/drivers/*.c)
add_library(mbedtls_test OBJECT ${MBEDTLS_TEST_FILES})
target_include_directories(mbedtls_test
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/tests/include
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/library)
file(GLOB MBEDTLS_TEST_HELPER_FILES
${CMAKE_CURRENT_SOURCE_DIR}/tests/src/test_helpers/*.c)
add_library(mbedtls_test_helpers OBJECT ${MBEDTLS_TEST_HELPER_FILES})
target_include_directories(mbedtls_test_helpers
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/tests/include
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/library
PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/everest/include)
endif()
if(ENABLE_PROGRAMS)

4
tests/CMakeLists.txt
View file

@ -237,7 +237,9 @@ function(add_test_suite suite_name)
test_suite_${data_name}.datax
)
add_executable(test_suite_${data_name} test_suite_${data_name}.c $<TARGET_OBJECTS:mbedtls_test>)
add_executable(test_suite_${data_name} test_suite_${data_name}.c
$<TARGET_OBJECTS:mbedtls_test>
$<TARGET_OBJECTS:mbedtls_test_helpers>)
add_dependencies(test_suite_${data_name} ${dependency})
target_link_libraries(test_suite_${data_name} ${libs})
# Include test-specific header files from ./include and private header

9
tests/Makefile
View file

@ -160,7 +160,7 @@ all: $(BINARIES)
$(MBEDLIBS):
$(MAKE) -C ../library
MBEDTLS_TEST_OBJS=$(patsubst %.c,%.o,$(wildcard src/*.c src/drivers/*.c))
MBEDTLS_TEST_OBJS=$(patsubst %.c,%.o,$(wildcard src/*.c src/drivers/*.c src/test_helpers/*.c))
mbedtls_test: $(MBEDTLS_TEST_OBJS)
@ -181,6 +181,10 @@ src/drivers/%.o : src/drivers/%.c
echo " CC $<"
$(CC) $(LOCAL_CFLAGS) $(CFLAGS) -o $@ -c $<
src/test_helpers/%.o : src/test_helpers/%.c
echo " CC $<"
$(CC) $(LOCAL_CFLAGS) $(CFLAGS) -o $@ -c $<
C_FILES := $(addsuffix .c,$(APPS))
c: $(C_FILES)
@ -217,7 +221,7 @@ $(BINARIES): %$(EXEXT): %.c $(MBEDLIBS) $(TEST_OBJS_DEPS) $(MBEDTLS_TEST_OBJS)
clean:
ifndef WINDOWS
rm -rf $(BINARIES) *.c *.datax
rm -f src/*.o src/drivers/*.o src/libmbed*
rm -f src/*.o src/drivers/*.o src/test_helpers/*.o src/libmbed*
rm -f include/test/instrument_record_status.h
rm -f include/alt-extra/*/*_alt.h
rm -rf libtestdriver1
@ -228,6 +232,7 @@ else
if exist *.datax del /Q /F *.datax
if exist src/*.o del /Q /F src/*.o
if exist src/drivers/*.o del /Q /F src/drivers/*.o
if exist src/test_helpers/*.o del /Q /F src/test_helpers/*.o
if exist src/libmbed* del /Q /F src/libmed*
if exist include/test/instrument_record_status.h del /Q /F include/test/instrument_record_status.h
endif

22
tests/include/test/psa_crypto_helpers.h
View file

@ -104,11 +104,11 @@ const char *mbedtls_test_helper_is_psa_leaking(void);
* `TEST_ASSERT( ! mbedtls_test_helper_is_psa_leaking( ) )`
* but with a more informative message.
*/
#define ASSERT_PSA_PRISTINE() \
#define ASSERT_PSA_PRISTINE() \
do \
{ \
if (test_fail_if_psa_leaking(__LINE__, __FILE__)) \
goto exit; \
if (mbedtls_test_fail_if_psa_leaking(__LINE__, __FILE__)) \
goto exit; \
} \
while (0)
@ -122,12 +122,12 @@ const char *mbedtls_test_helper_is_psa_leaking(void);
* \note Persistent keys must be recorded with #TEST_USES_KEY_ID before
* creating them.
*/
#define PSA_DONE() \
#define PSA_DONE() \
do \
{ \
test_fail_if_psa_leaking(__LINE__, __FILE__); \
mbedtls_test_psa_purge_key_storage(); \
mbedtls_psa_crypto_free(); \
mbedtls_test_fail_if_psa_leaking(__LINE__, __FILE__); \
mbedtls_test_psa_purge_key_storage(); \
mbedtls_psa_crypto_free(); \
} \
while (0)
@ -193,6 +193,14 @@ psa_status_t mbedtls_test_record_status(psa_status_t status,
*/
psa_key_usage_t mbedtls_test_update_key_usage_flags(psa_key_usage_t usage_flags);
/** Check that no PSA Crypto key slots are in use.
*
* If any slots are in use, mark the current test as failed.
*
* \return 0 if the key store is empty, 1 otherwise.
*/
int mbedtls_test_fail_if_psa_leaking(int line_no, const char *filename);
/** Skip a test case if the given key is a 192 bits AES key and the AES
* implementation is at least partially provided by an accelerator or
* alternative implementation.

581
tests/include/test/ssl_helpers.h Normal file
View file

@ -0,0 +1,581 @@
/** \file ssl_helpers.h
*
* \brief This file contains helper functions to set up a TLS connection.
*/
/*
* 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 SSL_HELPERS_H
#define SSL_HELPERS_H
#include "mbedtls/build_info.h"
#include <string.h>
#include <test/helpers.h>
#include <test/macros.h>
#include <test/random.h>
#include <test/psa_crypto_helpers.h>
#if defined(MBEDTLS_SSL_TLS_C)
#include <ssl_misc.h>
#include <mbedtls/timing.h>
#include <mbedtls/debug.h>
#include "hash_info.h"
#include "test/certs.h"
#if defined(MBEDTLS_SSL_CACHE_C)
#include "mbedtls/ssl_cache.h"
#endif
#if defined(MBEDTLS_USE_PSA_CRYPTO)
#define PSA_TO_MBEDTLS_ERR(status) PSA_TO_MBEDTLS_ERR_LIST(status, \
psa_to_ssl_errors, \
psa_generic_status_to_mbedtls)
#endif
#if defined(MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED) || \
defined(MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED) || \
defined(MBEDTLS_KEY_EXCHANGE_RSA_ENABLED)
#define MBEDTLS_CAN_HANDLE_RSA_TEST_KEY
#endif
enum {
#define MBEDTLS_SSL_TLS1_3_LABEL(name, string) \
tls13_label_ ## name,
MBEDTLS_SSL_TLS1_3_LABEL_LIST
#undef MBEDTLS_SSL_TLS1_3_LABEL
};
typedef struct mbedtls_test_ssl_log_pattern {
const char *pattern;
size_t counter;
} mbedtls_test_ssl_log_pattern;
typedef struct mbedtls_test_handshake_test_options {
const char *cipher;
mbedtls_ssl_protocol_version client_min_version;
mbedtls_ssl_protocol_version client_max_version;
mbedtls_ssl_protocol_version server_min_version;
mbedtls_ssl_protocol_version server_max_version;
mbedtls_ssl_protocol_version expected_negotiated_version;
int expected_handshake_result;
int expected_ciphersuite;
int pk_alg;
int opaque_alg;
int opaque_alg2;
int opaque_usage;
data_t *psk_str;
int dtls;
int srv_auth_mode;
int serialize;
int mfl;
int cli_msg_len;
int srv_msg_len;
int expected_cli_fragments;
int expected_srv_fragments;
int renegotiate;
int legacy_renegotiation;
void *srv_log_obj;
void *cli_log_obj;
void (*srv_log_fun)(void *, int, const char *, int, const char *);
void (*cli_log_fun)(void *, int, const char *, int, const char *);
int resize_buffers;
#if defined(MBEDTLS_SSL_CACHE_C)
mbedtls_ssl_cache_context *cache;
#endif
} mbedtls_test_handshake_test_options;
typedef struct mbedtls_test_ssl_buffer {
size_t start;
size_t content_length;
size_t capacity;
unsigned char *buffer;
} mbedtls_test_ssl_buffer;
/*
* Context for a message metadata queue (fifo) that is on top of the ring buffer.
*/
typedef struct mbedtls_test_ssl_message_queue {
size_t *messages;
int pos;
int num;
int capacity;
} mbedtls_test_ssl_message_queue;
/*
* Context for the I/O callbacks simulating network connection.
*/
#define MBEDTLS_MOCK_SOCKET_CONNECTED 1
typedef struct mbedtls_test_mock_socket {
int status;
mbedtls_test_ssl_buffer *input;
mbedtls_test_ssl_buffer *output;
struct mbedtls_test_mock_socket *peer;
} mbedtls_test_mock_socket;
/* Errors used in the message socket mocks */
#define MBEDTLS_TEST_ERROR_CONTEXT_ERROR -55
#define MBEDTLS_TEST_ERROR_SEND_FAILED -66
#define MBEDTLS_TEST_ERROR_RECV_FAILED -77
/*
* Structure used as an addon, or a wrapper, around the mocked sockets.
* Contains an input queue, to which the other socket pushes metadata,
* and an output queue, to which this one pushes metadata. This context is
* considered as an owner of the input queue only, which is initialized and
* freed in the respective setup and free calls.
*/
typedef struct mbedtls_test_message_socket_context {
mbedtls_test_ssl_message_queue *queue_input;
mbedtls_test_ssl_message_queue *queue_output;
mbedtls_test_mock_socket *socket;
} mbedtls_test_message_socket_context;
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
/*
* Structure with endpoint's certificates for SSL communication tests.
*/
typedef struct mbedtls_test_ssl_endpoint_certificate {
mbedtls_x509_crt *ca_cert;
mbedtls_x509_crt *cert;
mbedtls_pk_context *pkey;
} mbedtls_test_ssl_endpoint_certificate;
/*
* Endpoint structure for SSL communication tests.
*/
typedef struct mbedtls_test_ssl_endpoint {
const char *name;
mbedtls_ssl_context ssl;
mbedtls_ssl_config conf;
mbedtls_test_mock_socket socket;
mbedtls_test_ssl_endpoint_certificate cert;
} mbedtls_test_ssl_endpoint;
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
/*
* This function can be passed to mbedtls to receive output logs from it. In
* this case, it will count the instances of a mbedtls_test_ssl_log_pattern
* in the received logged messages.
*/
void mbedtls_test_ssl_log_analyzer(void *ctx, int level,
const char *file, int line,
const char *str);
void mbedtls_test_init_handshake_options(
mbedtls_test_handshake_test_options *opts);
void mbedtls_test_free_handshake_options(
mbedtls_test_handshake_test_options *opts);
/*
* Initialises \p buf. After calling this function it is safe to call
* `mbedtls_test_ssl_buffer_free()` on \p buf.
*/
void mbedtls_test_ssl_buffer_init(mbedtls_test_ssl_buffer *buf);
/*
* Sets up \p buf. After calling this function it is safe to call
* `mbedtls_test_ssl_buffer_put()` and `mbedtls_test_ssl_buffer_get()`
* on \p buf.
*/
int mbedtls_test_ssl_buffer_setup(mbedtls_test_ssl_buffer *buf,
size_t capacity);
void mbedtls_test_ssl_buffer_free(mbedtls_test_ssl_buffer *buf);
/*
* Puts \p input_len bytes from the \p input buffer into the ring buffer \p buf.
*
* \p buf must have been initialized and set up by calling
* `mbedtls_test_ssl_buffer_init()` and `mbedtls_test_ssl_buffer_setup()`.
*
* \retval \p input_len, if the data fits.
* \retval 0 <= value < \p input_len, if the data does not fit.
* \retval -1, if \p buf is NULL, it hasn't been set up or \p input_len is not
* zero and \p input is NULL.
*/
int mbedtls_test_ssl_buffer_put(mbedtls_test_ssl_buffer *buf,
const unsigned char *input, size_t input_len);
/*
* Gets \p output_len bytes from the ring buffer \p buf into the
* \p output buffer. The output buffer can be NULL, in this case a part of the
* ring buffer will be dropped, if the requested length is available.
*
* \p buf must have been initialized and set up by calling
* `mbedtls_test_ssl_buffer_init()` and `mbedtls_test_ssl_buffer_setup()`.
*
* \retval \p output_len, if the data is available.
* \retval 0 <= value < \p output_len, if the data is not available.
* \retval -1, if \buf is NULL or it hasn't been set up.
*/
int mbedtls_test_ssl_buffer_get(mbedtls_test_ssl_buffer *buf,
unsigned char *output, size_t output_len);
/*
* Errors used in the message transport mock tests
*/
#define MBEDTLS_TEST_ERROR_ARG_NULL -11
#define MBEDTLS_TEST_ERROR_MESSAGE_TRUNCATED -44
/*
* Setup and free functions for the message metadata queue.
*
* \p capacity describes the number of message metadata chunks that can be held
* within the queue.
*
* \retval 0, if a metadata queue of a given length can be allocated.
* \retval MBEDTLS_ERR_SSL_ALLOC_FAILED, if allocation failed.
*/
int mbedtls_test_ssl_message_queue_setup(
mbedtls_test_ssl_message_queue *queue, size_t capacity);
void mbedtls_test_ssl_message_queue_free(
mbedtls_test_ssl_message_queue *queue);
/*
* Push message length information onto the message metadata queue.
* This will become the last element to leave it (fifo).
*
* \retval MBEDTLS_TEST_ERROR_ARG_NULL, if the queue is null.
* \retval MBEDTLS_ERR_SSL_WANT_WRITE, if the queue is full.
* \retval \p len, if the push was successful.
*/
int mbedtls_test_ssl_message_queue_push_info(
mbedtls_test_ssl_message_queue *queue, size_t len);
/*
* Pop information about the next message length from the queue. This will be
* the oldest inserted message length(fifo). \p msg_len can be null, in which
* case the data will be popped from the queue but not copied anywhere.
*
* \retval MBEDTLS_TEST_ERROR_ARG_NULL, if the queue is null.
* \retval MBEDTLS_ERR_SSL_WANT_READ, if the queue is empty.
* \retval message length, if the pop was successful, up to the given
\p buf_len.
*/
int mbedtls_test_ssl_message_queue_pop_info(
mbedtls_test_ssl_message_queue *queue, size_t buf_len);
/*
* Setup and teardown functions for mock sockets.
*/
void mbedtls_mock_socket_init(mbedtls_test_mock_socket *socket);
/*
* Closes the socket \p socket.
*
* \p socket must have been previously initialized by calling
* mbedtls_mock_socket_init().
*
* This function frees all allocated resources and both sockets are aware of the
* new connection state.
*
* That is, this function does not simulate half-open TCP connections and the
* phenomenon that when closing a UDP connection the peer is not aware of the
* connection having been closed.
*/
void mbedtls_test_mock_socket_close(mbedtls_test_mock_socket *socket);
/*
* Establishes a connection between \p peer1 and \p peer2.
*
* \p peer1 and \p peer2 must have been previously initialized by calling
* mbedtls_mock_socket_init().
*
* The capacities of the internal buffers are set to \p bufsize. Setting this to
* the correct value allows for simulation of MTU, sanity testing the mock
* implementation and mocking TCP connections with lower memory cost.
*/
int mbedtls_test_mock_socket_connect(mbedtls_test_mock_socket *peer1,
mbedtls_test_mock_socket *peer2,
size_t bufsize);
/*
* Callbacks for simulating blocking I/O over connection-oriented transport.
*/
int mbedtls_test_mock_tcp_send_b(void *ctx,
const unsigned char *buf, size_t len);
int mbedtls_test_mock_tcp_recv_b(void *ctx, unsigned char *buf, size_t len);
/*
* Callbacks for simulating non-blocking I/O over connection-oriented transport.
*/
int mbedtls_test_mock_tcp_send_nb(void *ctx,
const unsigned char *buf, size_t len);
int mbedtls_test_mock_tcp_recv_nb(void *ctx, unsigned char *buf, size_t len);
void mbedtls_test_message_socket_init(
mbedtls_test_message_socket_context *ctx);
/*
* Setup a given message socket context including initialization of
* input/output queues to a chosen capacity of messages. Also set the
* corresponding mock socket.
*
* \retval 0, if everything succeeds.
* \retval MBEDTLS_ERR_SSL_ALLOC_FAILED, if allocation of a message
* queue failed.
*/
int mbedtls_test_message_socket_setup(
mbedtls_test_ssl_message_queue *queue_input,
mbedtls_test_ssl_message_queue *queue_output,
size_t queue_capacity, mbedtls_test_mock_socket *socket,
mbedtls_test_message_socket_context *ctx);
/*
* Close a given message socket context, along with the socket itself. Free the
* memory allocated by the input queue.
*/
void mbedtls_test_message_socket_close(
mbedtls_test_message_socket_context *ctx);
/*
* Send one message through a given message socket context.
*
* \retval \p len, if everything succeeds.
* \retval MBEDTLS_TEST_ERROR_CONTEXT_ERROR, if any of the needed context
* elements or the context itself is null.
* \retval MBEDTLS_TEST_ERROR_SEND_FAILED if
* mbedtls_test_mock_tcp_send_b failed.
* \retval MBEDTLS_ERR_SSL_WANT_WRITE, if the output queue is full.
*
* This function will also return any error from
* mbedtls_test_ssl_message_queue_push_info.
*/
int mbedtls_test_mock_tcp_send_msg(void *ctx,
const unsigned char *buf, size_t len);
/*
* Receive one message from a given message socket context and return message
* length or an error.
*
* \retval message length, if everything succeeds.
* \retval MBEDTLS_TEST_ERROR_CONTEXT_ERROR, if any of the needed context
* elements or the context itself is null.
* \retval MBEDTLS_TEST_ERROR_RECV_FAILED if
* mbedtls_test_mock_tcp_recv_b failed.
*
* This function will also return any error other than
* MBEDTLS_TEST_ERROR_MESSAGE_TRUNCATED from
* mbedtls_test_message_queue_peek_info.
*/
int mbedtls_test_mock_tcp_recv_msg(void *ctx,
unsigned char *buf, size_t buf_len);
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
/*
* Initializes \p ep_cert structure and assigns it to endpoint
* represented by \p ep.
*
* \retval 0 on success, otherwise error code.
*/
int mbedtls_test_ssl_endpoint_certificate_init(mbedtls_test_ssl_endpoint *ep,
int pk_alg,
int opaque_alg, int opaque_alg2,
int opaque_usage);
/*
* Initializes \p ep structure. It is important to call
* `mbedtls_test_ssl_endpoint_free()` after calling this function
* even if it fails.
*
* \p endpoint_type must be set as MBEDTLS_SSL_IS_SERVER or
* MBEDTLS_SSL_IS_CLIENT.
* \p pk_alg the algorithm to use, currently only MBEDTLS_PK_RSA and
* MBEDTLS_PK_ECDSA are supported.
* \p dtls_context - in case of DTLS - this is the context handling metadata.
* \p input_queue - used only in case of DTLS.
* \p output_queue - used only in case of DTLS.
*
* \retval 0 on success, otherwise error code.
*/
int mbedtls_test_ssl_endpoint_init(
mbedtls_test_ssl_endpoint *ep, int endpoint_type,
mbedtls_test_handshake_test_options *options,
mbedtls_test_message_socket_context *dtls_context,
mbedtls_test_ssl_message_queue *input_queue,
mbedtls_test_ssl_message_queue *output_queue,
uint16_t *group_list);
/*
* Deinitializes endpoint represented by \p ep.
*/
void mbedtls_test_ssl_endpoint_free(
mbedtls_test_ssl_endpoint *ep,
mbedtls_test_message_socket_context *context);
/*
* This function moves ssl handshake from \p ssl to prescribed \p state.
* /p second_ssl is used as second endpoint and their sockets have to be
* connected before calling this function.
*
* \retval 0 on success, otherwise error code.
*/
int mbedtls_test_move_handshake_to_state(mbedtls_ssl_context *ssl,
mbedtls_ssl_context *second_ssl,
int state);
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
/*
* Helper function setting up inverse record transformations
* using given cipher, hash, EtM mode, authentication tag length,
* and version.
*/
#define CHK(x) \
do \
{ \
if (!(x)) \
{ \
ret = -1; \
goto cleanup; \
} \
} while (0)
#if defined(MBEDTLS_SSL_PROTO_TLS1_2) && \
defined(MBEDTLS_CIPHER_MODE_CBC) && defined(MBEDTLS_AES_C)
int mbedtls_test_psa_cipher_encrypt_helper(mbedtls_ssl_transform *transform,
const unsigned char *iv,
size_t iv_len,
const unsigned char *input,
size_t ilen,
unsigned char *output,
size_t *olen);
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 && MBEDTLS_CIPHER_MODE_CBC &&
MBEDTLS_AES_C */
int mbedtls_test_ssl_build_transforms(mbedtls_ssl_transform *t_in,
mbedtls_ssl_transform *t_out,
int cipher_type, int hash_id,
int etm, int tag_mode,
mbedtls_ssl_protocol_version tls_version,
size_t cid0_len,
size_t cid1_len);
/*
* Populate a session structure for serialization tests.
* Choose dummy values, mostly non-0 to distinguish from the init default.
*/
int mbedtls_test_ssl_tls12_populate_session(mbedtls_ssl_session *session,
int ticket_len,
const char *crt_file);
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
int mbedtls_test_ssl_tls13_populate_session(mbedtls_ssl_session *session,
int ticket_len,
int endpoint_type);
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
/*
* Perform data exchanging between \p ssl_1 and \p ssl_2 and check if the
* message was sent in the correct number of fragments.
*
* /p ssl_1 and /p ssl_2 Endpoints represented by mbedtls_ssl_context. Both
* of them must be initialized and connected
* beforehand.
* /p msg_len_1 and /p msg_len_2 specify the size of the message to send.
* /p expected_fragments_1 and /p expected_fragments_2 determine in how many
* fragments the message should be sent.
* expected_fragments is 0: can be used for DTLS testing while the message
* size is larger than MFL. In that case the message
* cannot be fragmented and sent to the second
* endpoint.
* This value can be used for negative tests.
* expected_fragments is 1: can be used for TLS/DTLS testing while the
* message size is below MFL
* expected_fragments > 1: can be used for TLS testing while the message
* size is larger than MFL
*
* \retval 0 on success, otherwise error code.
*/
int mbedtls_exchange_data(mbedtls_ssl_context *ssl_1,
int msg_len_1, const int expected_fragments_1,
mbedtls_ssl_context *ssl_2,
int msg_len_2, const int expected_fragments_2);
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
void mbedtls_test_ssl_perform_handshake(
mbedtls_test_handshake_test_options *options);
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_TEST_HOOKS)
/*
* Tweak vector lengths in a TLS 1.3 Certificate message
*
* \param[in] buf Buffer containing the Certificate message to tweak
* \param[in]]out] end End of the buffer to parse
* \param tweak Tweak identifier (from 1 to the number of tweaks).
* \param[out] expected_result Error code expected from the parsing function
* \param[out] args Arguments of the MBEDTLS_SSL_CHK_BUF_READ_PTR call that
* is expected to fail. All zeroes if no
* MBEDTLS_SSL_CHK_BUF_READ_PTR failure is expected.
*/
int tweak_tls13_certificate_msg_vector_len(
unsigned char *buf, unsigned char **end, int tweak,
int *expected_result, mbedtls_ssl_chk_buf_ptr_args *args);
#endif /* MBEDTLS_TEST_HOOKS */
#define ECJPAKE_TEST_PWD "bla"
#if defined(MBEDTLS_USE_PSA_CRYPTO)
#define ECJPAKE_TEST_SET_PASSWORD(exp_ret_val) \
ret = (use_opaque_arg) ? \
mbedtls_ssl_set_hs_ecjpake_password_opaque(&ssl, pwd_slot) : \
mbedtls_ssl_set_hs_ecjpake_password(&ssl, pwd_string, pwd_len); \
TEST_EQUAL(ret, exp_ret_val)
#else
#define ECJPAKE_TEST_SET_PASSWORD(exp_ret_val) \
ret = mbedtls_ssl_set_hs_ecjpake_password(&ssl, \
pwd_string, pwd_len); \
TEST_EQUAL(ret, exp_ret_val)
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#define TEST_AVAILABLE_ECC(tls_id_, group_id_, psa_family_, psa_bits_) \
TEST_EQUAL(mbedtls_ssl_get_ecp_group_id_from_tls_id(tls_id_), \
group_id_); \
TEST_EQUAL(mbedtls_ssl_get_tls_id_from_ecp_group_id(group_id_), \
tls_id_); \
TEST_EQUAL(mbedtls_ssl_get_psa_curve_info_from_tls_id(tls_id_, \
&psa_family, &psa_bits), PSA_SUCCESS); \
TEST_EQUAL(psa_family_, psa_family); \
TEST_EQUAL(psa_bits_, psa_bits);
#define TEST_UNAVAILABLE_ECC(tls_id_, group_id_, psa_family_, psa_bits_) \
TEST_EQUAL(mbedtls_ssl_get_ecp_group_id_from_tls_id(tls_id_), \
MBEDTLS_ECP_DP_NONE); \
TEST_EQUAL(mbedtls_ssl_get_tls_id_from_ecp_group_id(group_id_), \
0); \
TEST_EQUAL(mbedtls_ssl_get_psa_curve_info_from_tls_id(tls_id_, \
&psa_family, &psa_bits), \
PSA_ERROR_NOT_SUPPORTED);
#endif /* MBEDTLS_SSL_TLS_C */
#endif /* SSL_HELPERS_H */

11
tests/src/psa_crypto_helpers.c
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@ -138,4 +138,15 @@ psa_key_usage_t mbedtls_test_update_key_usage_flags(psa_key_usage_t usage_flags)
return updated_usage;
}
int mbedtls_test_fail_if_psa_leaking(int line_no, const char *filename)
{
const char *msg = mbedtls_test_helper_is_psa_leaking();
if (msg == NULL) {
return 0;
} else {
mbedtls_test_fail(msg, line_no, filename);
return 1;
}
}
#endif /* MBEDTLS_PSA_CRYPTO_C */

2231
tests/src/test_helpers/ssl_helpers.c Normal file
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19
tests/suites/helpers.function
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@ -76,25 +76,6 @@ typedef UINT32 uint32_t;
/*----------------------------------------------------------------------------*/
/* Helper Functions */
#if defined(MBEDTLS_PSA_CRYPTO_C)
/** Check that no PSA Crypto key slots are in use.
*
* If any slots are in use, mark the current test as failed.
*
* \return 0 if the key store is empty, 1 otherwise.
*/
int test_fail_if_psa_leaking(int line_no, const char *filename)
{
const char *msg = mbedtls_test_helper_is_psa_leaking();
if (msg == NULL) {
return 0;
} else {
mbedtls_test_fail(msg, line_no, filename);
return 1;
}
}
#endif /* defined(MBEDTLS_PSA_CRYPTO_C) */
#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
static int redirect_output(FILE *out_stream, const char *path)
{

3482
tests/suites/test_suite_ssl.function
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