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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 "nx_tcp.h"
#include "nx_packet.h"
#if 0
#include "ecc_certs.c"
#include "nx_crypto_ecdh.h"
#include "google_cert.c"
#include "test_ca_cert.c"
#include "test_device_cert.c"
#endif
#include "nx_secure_tls_test_init_functions.h"
extern VOID test_control_return(UINT status);
#if !defined(NX_SECURE_TLS_CLIENT_DISABLED) && !defined(NX_SECURE_TLS_SERVER_DISABLED)
#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)];
/* Define thread prototypes. */
static VOID ntest_0_entry(ULONG thread_input);
static NX_SECURE_TLS_SESSION tls_session;
static NX_PACKET send_packet;
static NX_TCP_SOCKET tcp_socket;
static NX_IP ip_0;
static NX_CRYPTO_METHOD fake_crypto_method;
static NX_PACKET_POOL pool_0;
#define PACKET_SIZE 256
#define PACKET_POOL_SIZE ((PACKET_SIZE + sizeof(NX_PACKET)) * 3)
#define CIPHERTEXT_LENGTH 50
static ULONG pool_0_memory[PACKET_POOL_SIZE/sizeof(ULONG)];
#ifdef CTEST
void test_application_define(void *first_unused_memory);
void test_application_define(void *first_unused_memory)
#else
VOID nx_secure_tls_session_receive_coverage_test_application_define(void *first_unused_memory)
#endif
{
/* Create the client thread. */
tx_thread_create(&ip_0.nx_ip_thread, "test thread", ntest_0_entry, 0,
thread_0_stack, sizeof(thread_0_stack),
1, 1, TX_NO_TIME_SLICE, TX_AUTO_START);
}
static NX_SECURE_TLS_CIPHERSUITE_INFO _nx_crypto_ciphersuite_lookup_table_ecc_test =
{
/* Ciphersuite, public cipher, public_auth, session cipher & cipher mode, iv size, key size, hash method, hash size, TLS PRF */
TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256, &fake_crypto_method, &fake_crypto_method, &fake_crypto_method, 16, 16, &fake_crypto_method, 32, &fake_crypto_method
};
static const UINT _nx_crypto_ciphersuite_lookup_table_ecc_test_size = sizeof(_nx_crypto_ciphersuite_lookup_table_ecc_test) / sizeof(NX_SECURE_TLS_CIPHERSUITE_INFO);
static UINT fake_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_SUCCESS);
}
static UINT counter = 0;
static UINT fake_operation(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))
{
counter++;
// printf("Iteration %d\n", counter);
if(counter == 16)
tls_session.nx_secure_tls_client_state = NX_SECURE_TLS_CLIENT_STATE_HANDSHAKE_FINISHED;
return(NX_CRYPTO_SUCCESS);
}
static UINT fake_cleanup(VOID* crypto_metadata)
{
return(NX_CRYPTO_SUCCESS);
}
static NX_SECURE_TLS_CIPHERSUITE_INFO fake_tls_session_ciphersuite;
static NX_CRYPTO_METHOD fake_crypto_method;
static UCHAR buffer[100];
static UCHAR tls_packet_buffer[100];
static UCHAR next_packet_buffer[100];
static void prepare_next_packet(void)
{
NX_TCP_HEADER *tcp_header;
UCHAR *write_ptr;
NX_PACKET *packet2_ptr;
UINT data_length = CIPHERTEXT_LENGTH + 1;
tls_session.nx_secure_tls_tcp_socket = &tcp_socket;
tcp_socket.nx_tcp_socket_ip_ptr = &ip_0;
tcp_socket.nx_tcp_socket_bound_next = &tcp_socket;
tcp_socket.nx_tcp_socket_state = NX_TCP_ESTABLISHED;
tcp_socket.nx_tcp_socket_receive_queue_count = 1;
tcp_socket.nx_tcp_socket_rx_window_default = 1000;
tcp_socket.nx_tcp_socket_rx_window_last_sent = 900;
tcp_header = (NX_TCP_HEADER*)next_packet_buffer;
tcp_header -> nx_tcp_header_word_0 = 0; /* SRC/DEST port numbers. Don't care in this case. */
tcp_header -> nx_tcp_sequence_number = 0; /* SEQ, don't care in this case. */
tcp_header -> nx_tcp_acknowledgment_number = 0; /* ACK, don't care in this case. */
tcp_header -> nx_tcp_header_word_3 = NX_TCP_HEADER_SIZE;
write_ptr = next_packet_buffer + sizeof(NX_TCP_HEADER);
*write_ptr++ = NX_SECURE_TLS_APPLICATION_DATA;
*write_ptr++ = (NX_SECURE_TLS_VERSION_TLS_1_2 >> 8);
*write_ptr++ = (NX_SECURE_TLS_VERSION_TLS_1_2 & 0xff);
*write_ptr++ = ((data_length >> 8) & 0xFF);
*write_ptr++ = (data_length & 0xff);
nx_packet_allocate(&pool_0, &packet2_ptr, NX_IPv4_TCP_PACKET, NX_WAIT_FOREVER);
nx_packet_data_append(packet2_ptr, next_packet_buffer, sizeof(NX_TCP_HEADER) + 5 + data_length, &pool_0, NX_WAIT_FOREVER);
packet2_ptr -> nx_packet_queue_next = (NX_PACKET*)NX_PACKET_READY;
tcp_socket.nx_tcp_socket_receive_queue_head = packet2_ptr;
}
static void ntest_0_entry(ULONG thread_input)
{
UINT status;
NX_PACKET *packet_ptr;
NX_PACKET *packet2_ptr;
ULONG data_length;
/* Print out test information banner. */
printf("NetX Secure Test: TLS Session Receive Coverage Test ...");
nx_packet_pool_create(&pool_0, "NetX Main Packet Pool", PACKET_SIZE, pool_0_memory, PACKET_POOL_SIZE);
nx_packet_allocate(&pool_0, &packet_ptr, NX_IPv4_TCP_PACKET, NX_WAIT_FOREVER);
data_length = CIPHERTEXT_LENGTH + 1;
buffer[0] = NX_SECURE_TLS_APPLICATION_DATA;
buffer[1] = (NX_SECURE_TLS_VERSION_TLS_1_2 >> 8);
buffer[2] = (NX_SECURE_TLS_VERSION_TLS_1_2 & 0xff);
buffer[3] = ((data_length >> 8) & 0xFF);
buffer[4] = (data_length & 0xff);
nx_packet_data_append(packet_ptr, buffer, 5 + data_length, &pool_0, NX_WAIT_FOREVER);
/* intentionally corrupt the packet structure, to test nx_secure_tls_session_receive_record.c line 206. */
packet_ptr->nx_packet_append_ptr -= 10;
nx_secure_tls_test_init_functions(&tls_session);
tls_session.nx_secure_record_queue_header = packet_ptr;
tls_session.nx_secure_tls_socket_type = NX_SECURE_TLS_SESSION_TYPE_SERVER;
tls_session.nx_secure_tls_packet_buffer = tls_packet_buffer;
tls_session.nx_secure_tls_packet_buffer_size = sizeof(tls_packet_buffer);
status = _nx_secure_tls_session_receive_records(&tls_session, NX_NULL, NX_WAIT_FOREVER);
nx_packet_allocate(&pool_0, &packet_ptr, NX_IPv4_TCP_PACKET, NX_WAIT_FOREVER);
tls_session.nx_secure_tls_server_state = NX_SECURE_TLS_SERVER_STATE_HANDSHAKE_FINISHED;
nx_packet_data_append(packet_ptr, buffer, 5 + data_length, &pool_0, NX_WAIT_FOREVER);
tls_session.nx_secure_record_queue_header = packet_ptr;
/* test line 236 */
status = _nx_secure_tls_session_receive_records(&tls_session, NX_NULL, NX_WAIT_FOREVER);
/* Test nx_secure_tls_session_recieve.c line 136 */
nx_packet_allocate(&pool_0, &packet_ptr, NX_IPv4_TCP_PACKET, NX_WAIT_FOREVER);
nx_packet_data_append(packet_ptr, buffer, 5 + data_length, &pool_0, NX_WAIT_FOREVER);
tls_session.nx_secure_record_queue_header = packet_ptr;
tls_session.nx_secure_tls_socket_type = NX_SECURE_TLS_SESSION_TYPE_CLIENT;
tls_session.nx_secure_tls_client_state = NX_SECURE_TLS_CLIENT_STATE_RENEGOTIATING;
prepare_next_packet();
#ifndef NX_SECURE_TLS_DISABLE_SECURE_RENEGOTIATION
tls_session.nx_secure_tls_renegotiation_handshake = NX_TRUE;
tls_session.nx_secure_tls_local_initiated_renegotiation = NX_TRUE;
#endif
tls_session.nx_secure_tls_remote_session_active = NX_TRUE;
tls_session.nx_secure_tls_session_ciphersuite = &fake_tls_session_ciphersuite;
fake_tls_session_ciphersuite.nx_secure_tls_session_cipher = &fake_crypto_method;
fake_tls_session_ciphersuite.nx_secure_tls_hash = &fake_crypto_method;
fake_crypto_method.nx_crypto_init = fake_init;
fake_crypto_method.nx_crypto_operation = fake_operation;
fake_crypto_method.nx_crypto_cleanup = fake_cleanup;
tls_session.nx_secure_tls_packet_pool = &pool_0;
_nx_secure_tls_session_receive(&tls_session, &packet2_ptr, NX_WAIT_FOREVER);
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_shutdown_test_application_define(void *first_unused_memory)
#endif
{
/* Print out test information banner. */
printf("NetX Secure Test: TLS Session Receive Coverage Test ...N/A\n");
test_control_return(3);
}
#endif
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