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/***************************************************************************/
/* Copyright (c) 2024 Microsoft Corporation */
/* Copyright (c) 2026 Eclipse ThreadX contributors */
/* */
/* This program and the accompanying materials are made available under */
/* the terms of the MIT License which is available at */
/* https://opensource.org/licenses/MIT. */
/* */
/* SPDX-License-Identifier: MIT */
/***************************************************************************/
/* This test concentrates on TLS ECC ciphersuites negotiation. */
#include "nx_api.h"
#include "nx_secure_tls_api.h"
#include "tls_test_utility.h"
#include "ecc_certs.c"
/* Test basic X509 parsing with an example certificates. */
#include "test_ca_cert.c"
extern VOID test_control_return(UINT status);
#if !defined(NX_SECURE_TLS_CLIENT_DISABLED) && !defined(NX_SECURE_TLS_SERVER_DISABLED) && defined(NX_SECURE_ENABLE_ECC_CIPHERSUITE) && !defined(NX_SECURE_DISABLE_X509)
#define THREAD_STACK_SIZE 1024
#define METADATA_SIZE 16000
/* Define the ThreadX and NetX object control blocks... */
static TX_THREAD thread_0;
static ULONG thread_0_stack[THREAD_STACK_SIZE / sizeof(ULONG)];
static UCHAR tls_session_metadata[METADATA_SIZE];
extern NX_SECURE_TLS_CRYPTO nx_crypto_tls_ciphers;
static NX_SECURE_TLS_CRYPTO test_crypto_tls_ciphers;
static NX_CRYPTO_METHOD test_x509_hash_method = {0};
static NX_CRYPTO_METHOD test_public_cipher_method =
{
TLS_PUBLIC_AUTH_PSK, /* PSK placeholder */
0, /* Key size in bits */
0, /* IV size in bits */
0, /* ICV size in bits, not used. */
0, /* Block size in bytes. */
0, /* Metadata size in bytes */
NX_NULL, /* Initialization routine. */
NX_NULL, /* Cleanup routine, not used. */
NX_NULL /* Operation */
};
static NX_SECURE_X509_CRYPTO test_x509_cipher_table[] =
{
/* OID identifier, public cipher, hash method */
{NX_SECURE_TLS_X509_TYPE_RSA_SHA_256, &test_public_cipher_method, &test_x509_hash_method},
};
static NX_CRYPTO_METHOD fake_ecc_curve_method;
static NX_CRYPTO_METHOD fake_ecc_curve_method2;
static const NX_CRYPTO_METHOD *fake_ecc_curves[2] = {&fake_ecc_curve_method, &fake_ecc_curve_method2};
static USHORT fake_groups[2] = {19, 1};
static UINT test_crypto_operation_fail(UINT op, /* Encrypt, Decrypt, Authenticate */
VOID *handler, /* Crypto handler */
struct NX_CRYPTO_METHOD_STRUCT *method,
UCHAR *key,
NX_CRYPTO_KEY_SIZE key_size_in_bits,
UCHAR *input,
ULONG input_length_in_byte,
UCHAR *iv_ptr,
UCHAR *output,
ULONG output_length_in_byte,
VOID *crypto_metadata,
ULONG crypto_metadata_size,
VOID *packet_ptr,
VOID (*nx_crypto_hw_process_callback)(VOID *packet_ptr, UINT status))
{
return NX_CRYPTO_NOT_SUCCESSFUL;
}
static UINT test_crypto_operation_fail_on_crypto_verify(UINT op, /* Encrypt, Decrypt, Authenticate */
VOID *handler, /* Crypto handler */
struct NX_CRYPTO_METHOD_STRUCT *method,
UCHAR *key,
NX_CRYPTO_KEY_SIZE key_size_in_bits,
UCHAR *input,
ULONG input_length_in_byte,
UCHAR *iv_ptr,
UCHAR *output,
ULONG output_length_in_byte,
VOID *crypto_metadata,
ULONG crypto_metadata_size,
VOID *packet_ptr,
VOID (*nx_crypto_hw_process_callback)(VOID *packet_ptr, UINT status))
{
if(op == NX_CRYPTO_VERIFY)
{
return NX_CRYPTO_NOT_SUCCESSFUL;
}
return NX_CRYPTO_SUCCESS;
}
static UINT test_crypto_operation_success(UINT op, /* Encrypt, Decrypt, Authenticate */
VOID *handler, /* Crypto handler */
struct NX_CRYPTO_METHOD_STRUCT *method,
UCHAR *key,
NX_CRYPTO_KEY_SIZE key_size_in_bits,
UCHAR *input,
ULONG input_length_in_byte,
UCHAR *iv_ptr,
UCHAR *output,
ULONG output_length_in_byte,
VOID *crypto_metadata,
ULONG crypto_metadata_size,
VOID *packet_ptr,
VOID (*nx_crypto_hw_process_callback)(VOID *packet_ptr, UINT status))
{
if(output)
{
output[0] = 1;
output[1] = 1;
memset(&output[2], 0xff, output_length_in_byte - 2);
}
return NX_CRYPTO_SUCCESS;
}
static UINT test_crypto_cleanup(VOID *crypto_metadata)
{
return NX_CRYPTO_NOT_SUCCESSFUL;
}
static UINT test_crypto_init(struct NX_CRYPTO_METHOD_STRUCT *method,
UCHAR *key, NX_CRYPTO_KEY_SIZE key_size_in_bits,
VOID **handler,
VOID *crypto_metadata,
ULONG crypto_metadata_size)
{
return NX_CRYPTO_NOT_SUCCESSFUL;
}
/* Define thread prototypes. */
static VOID ntest_0_entry(ULONG thread_input);
#ifdef CTEST
void test_application_define(void *first_unused_memory);
void test_application_define(void *first_unused_memory)
#else
VOID nx_secure_tls_process_certificate_verify_test_application_define(void *first_unused_memory)
#endif
{
/* Create the client thread. */
tx_thread_create(&thread_0, "thread 0", ntest_0_entry, 0,
thread_0_stack, sizeof(thread_0_stack),
7, 7, TX_NO_TIME_SLICE, TX_AUTO_START);
}
static void ntest_0_entry(ULONG thread_input)
{
UINT status;
NX_SECURE_TLS_SESSION tls_session;
UCHAR buffer[256];
NX_SECURE_X509_CERTIFICATE_STORE store;
NX_SECURE_X509_CERT certificate;
/* Print out test information banner. */
printf("NetX Secure Test: TLS Process Certificate Verify Test....................");
memcpy(&test_crypto_tls_ciphers, &nx_crypto_tls_ciphers, sizeof(NX_SECURE_TLS_CRYPTO));
status = nx_secure_tls_session_create(&tls_session,
&test_crypto_tls_ciphers,
tls_session_metadata,
sizeof(tls_session_metadata));
EXPECT_EQ(NX_SUCCESS, status);
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_CERTIFICATE_NOT_FOUND, status);
memset(&store, 0, sizeof(NX_SECURE_X509_CERTIFICATE_STORE));
status = nx_secure_x509_certificate_initialize(&certificate, test_ca_cert_der, test_ca_cert_der_len, NX_NULL, 0, NX_NULL, 0, NX_SECURE_X509_KEY_TYPE_NONE);
EXPECT_EQ(NX_SUCCESS, status);
/* Add our certificates to the store. */
status = _nx_secure_x509_store_certificate_add(&certificate, &store, NX_SECURE_X509_CERT_LOCATION_REMOTE);
EXPECT_EQ(NX_SUCCESS, status);
tls_session.nx_secure_tls_credentials.nx_secure_tls_certificate_store = store;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNKNOWN_CERT_SIG_ALGORITHM, status);
/* Set cipher table. */
certificate.nx_secure_x509_cipher_table = test_x509_cipher_table;
certificate.nx_secure_x509_cipher_table_size = 1;
tls_session.nx_secure_tls_credentials.nx_secure_tls_certificate_store = store;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNSUPPORTED_TLS_VERSION, status);
/* Set protocol version. */
tls_session.nx_secure_tls_protocol_version = NX_SECURE_TLS_VERSION_TLS_1_2;
buffer[0] = 0;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNKNOWN_CERT_SIG_ALGORITHM, status);
buffer[0] = NX_SECURE_TLS_HASH_ALGORITHM_SHA256;
buffer[1] = 0;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNKNOWN_CERT_SIG_ALGORITHM, status);
buffer[0] = NX_SECURE_TLS_HASH_ALGORITHM_SHA256;
buffer[1] = NX_SECURE_TLS_SIGNATURE_ALGORITHM_RSA;
buffer[2] = 0;
buffer[3] = 0;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_CERTIFICATE_SIG_CHECK_FAILED, status);
buffer[2] = 1;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, 100);
EXPECT_EQ(NX_SECURE_TLS_INCORRECT_MESSAGE_LENGTH, status);
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_PADDING_CHECK_FAILED, status);
test_public_cipher_method.nx_crypto_operation = test_crypto_operation_fail;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
test_public_cipher_method.nx_crypto_operation = NX_NULL;
test_public_cipher_method.nx_crypto_cleanup = test_crypto_cleanup;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
test_public_cipher_method.nx_crypto_operation = test_crypto_operation_success;
test_public_cipher_method.nx_crypto_cleanup = NX_NULL;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_CERTIFICATE_VERIFY_FAILURE, status);
status = nx_secure_x509_certificate_initialize(&certificate, ECTestServer9_192_der, sizeof(ECTestServer9_192_der), NX_NULL, 0, ECTestServer9_192_key_der, sizeof(ECTestServer9_192_key_der), NX_SECURE_X509_KEY_TYPE_EC_DER);
EXPECT_EQ(NX_SUCCESS, status);
certificate.nx_secure_x509_cipher_table = test_x509_cipher_table;
certificate.nx_secure_x509_cipher_table_size = 1;
test_x509_cipher_table->nx_secure_x509_crypto_identifier = NX_SECURE_TLS_X509_TYPE_ECDSA_SHA_256;
buffer[0] = 0;
buffer[1] = NX_SECURE_TLS_SIGNATURE_ALGORITHM_ECDSA;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNKNOWN_CERT_SIG_ALGORITHM, status);
buffer[0] = NX_SECURE_TLS_HASH_ALGORITHM_SHA256;
buffer[1] = 0;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNKNOWN_CERT_SIG_ALGORITHM, status);
buffer[1] = NX_SECURE_TLS_SIGNATURE_ALGORITHM_ECDSA;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNSUPPORTED_ECC_CURVE, status);
/* set up the curves */
tls_session.nx_secure_tls_ecc.nx_secure_tls_ecc_supported_groups_count = 1;
tls_session.nx_secure_tls_ecc.nx_secure_tls_ecc_supported_groups = fake_groups;
tls_session.nx_secure_tls_ecc.nx_secure_tls_ecc_curves = &fake_ecc_curves[0];
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_X509_ASN1_LENGTH_TOO_LONG, status);
test_public_cipher_method.nx_crypto_operation = test_crypto_operation_fail;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
test_public_cipher_method.nx_crypto_init = test_crypto_init;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
test_public_cipher_method.nx_crypto_init = NX_NULL;
test_public_cipher_method.nx_crypto_operation = NX_NULL;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_MISSING_CRYPTO_ROUTINE, status);
test_public_cipher_method.nx_crypto_operation = test_crypto_operation_success;
test_public_cipher_method.nx_crypto_cleanup = test_crypto_cleanup;
buffer[2] = 0;
buffer[3] = 10;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
test_public_cipher_method.nx_crypto_operation = test_crypto_operation_fail_on_crypto_verify;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
test_public_cipher_method.nx_crypto_operation = test_crypto_operation_success;
test_public_cipher_method.nx_crypto_cleanup = NX_NULL;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SUCCESS, status);
certificate.nx_secure_x509_public_algorithm = NX_SECURE_TLS_X509_TYPE_UNKNOWN;
test_x509_cipher_table->nx_secure_x509_crypto_identifier = NX_SECURE_TLS_X509_TYPE_RSA_SHA_256;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNSUPPORTED_PUBLIC_CIPHER, status);
/* Set invalid hash method. */
test_crypto_tls_ciphers.nx_secure_tls_handshake_hash_sha256_method = &test_x509_hash_method;
test_x509_hash_method.nx_crypto_operation = test_crypto_operation_fail;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
test_x509_hash_method.nx_crypto_operation = NX_NULL;
status = _nx_secure_tls_process_certificate_verify(&tls_session, buffer, sizeof(buffer));
EXPECT_EQ(NX_SECURE_TLS_UNSUPPORTED_PUBLIC_CIPHER, status);
/* Revert hash method. */
test_crypto_tls_ciphers.nx_secure_tls_handshake_hash_sha256_method = nx_crypto_tls_ciphers.nx_secure_tls_handshake_hash_sha256_method;
printf("SUCCESS!\n");
test_control_return(0);
}
#else
#ifdef CTEST
void test_application_define(void *first_unused_memory);
void test_application_define(void *first_unused_memory)
#else
VOID nx_secure_tls_process_certificate_verify_test_application_define(void *first_unused_memory)
#endif
{
/* Print out test information banner. */
printf("NetX Secure Test: TLS Process Certificate Verify Test....................N/A\n");
test_control_return(3);
}
#endif
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