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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2025-present 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
**************************************************************************/
#include <stdio.h>
#include <setjmp.h>
#include <cmocka.h> /* macros: https://api.cmocka.org/group__cmocka__asserts.html */
#include "nx_api.h"
#include "nx_azure_iot_hub_client.h"
#include "nx_azure_iot_cert.h"
#include "nx_azure_iot_ciphersuites.h"
#include "nx_azure_iot_provisioning_client.h"
#define DEMO_DHCP_DISABLE
#define DEMO_IPV4_ADDRESS IP_ADDRESS(192, 168, 100, 33)
#define DEMO_IPV4_MASK 0xFFFFFF00UL
#define DEMO_GATEWAY_ADDRESS IP_ADDRESS(192, 168, 100, 1)
#define DEMO_DNS_SERVER_ADDRESS IP_ADDRESS(192, 168, 100, 1)
#define NETWORK_DRIVER _nx_ram_network_driver
/* Include main.c in the test case since we need to disable DHCP in this test. */
#include "main.c"
#define STRING_UNSIGNED_ARGS(s) (UCHAR *)s, strlen(s)
#ifndef DEMO_CLOUD_STACK_SIZE
#define DEMO_CLOUD_STACK_SIZE 2048
#endif /* DEMO_CLOUD_STACK_SIZE */
#ifndef DEMO_CLOUD_THREAD_PRIORITY
#define DEMO_CLOUD_THREAD_PRIORITY (4)
#endif /* DEMO_CLOUD_THREAD_PRIORITY */
static NX_AZURE_IOT iot;
static NX_AZURE_IOT_HUB_CLIENT iot_client;
static NX_AZURE_IOT_PROVISIONING_CLIENT iot_prov_client;
static NX_SECURE_X509_CERT root_ca_cert;
static UCHAR metadata_buffer[NX_AZURE_IOT_TLS_METADATA_BUFFER_SIZE];
static ULONG demo_cloud_thread_stack[DEMO_CLOUD_STACK_SIZE / sizeof(ULONG)];
static NX_PACKET *allocated_packets[256];
static UCHAR large_property_name[2048];
static ULONG small_pool_stack[1024 >> 2];
static NX_PACKET_POOL small_pool;
extern int g_argc;
extern char **g_argv;
CHAR *expected_topic = "";
CHAR *expected_message = "";
VOID demo_entry(NX_IP* ip_ptr, NX_PACKET_POOL* pool_ptr, NX_DNS* dns_ptr, UINT (*unix_time_callback)(ULONG *unix_time))
{
CHAR *host_name = "host_name";
CHAR *device_id = "device_id";
CHAR *module_id = "module_id";
CHAR *endpoint = "host_name";
CHAR *id_scope = "id_scope";
CHAR *reg_id = "reg_id";
NX_SECURE_X509_CERT device_certificate;
assert_int_equal(nx_packet_pool_create(&small_pool, "Small Packet Pool", 4,
(UCHAR *)small_pool_stack , sizeof(small_pool_stack)),
NX_AZURE_IOT_SUCCESS);
/* Initialize root certificate. */
assert_int_equal(nx_secure_x509_certificate_initialize(&root_ca_cert, (UCHAR *)_nx_azure_iot_root_cert, (USHORT)_nx_azure_iot_root_cert_size,
NX_NULL, 0, NULL, 0, NX_SECURE_X509_KEY_TYPE_NONE),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_create(&iot, (UCHAR *)"Azure IoT", ip_ptr, pool_ptr, dns_ptr, (UCHAR *)demo_cloud_thread_stack,
sizeof(demo_cloud_thread_stack), DEMO_CLOUD_THREAD_PRIORITY, unix_time_callback),
NX_AZURE_IOT_SUCCESS);
/* Initialize IoT hub client. */
assert_int_equal(nx_azure_iot_hub_client_initialize(&iot_client, &iot,
STRING_UNSIGNED_ARGS(host_name),
STRING_UNSIGNED_ARGS(device_id),
STRING_UNSIGNED_ARGS(""),
_nx_azure_iot_tls_supported_crypto,
_nx_azure_iot_tls_supported_crypto_size,
_nx_azure_iot_tls_ciphersuite_map,
_nx_azure_iot_tls_ciphersuite_map_size,
metadata_buffer, sizeof(metadata_buffer),
&root_ca_cert),
NX_AZURE_IOT_SUCCESS);
/* FAIL: hub_client_ptr is NULL. */
assert_int_not_equal(nx_azure_iot_hub_client_device_cert_set(NX_NULL, &device_certificate),
NX_AZURE_IOT_SUCCESS);
/* FAIL: device_certificate is NULL. */
assert_int_not_equal(nx_azure_iot_hub_client_device_cert_set(&iot_client, NX_NULL),
NX_AZURE_IOT_SUCCESS);
/* SUCCESS: set device certificate. */
assert_int_equal(nx_azure_iot_hub_client_device_cert_set(&iot_client, &device_certificate),
NX_AZURE_IOT_SUCCESS);
#if NX_AZURE_IOT_MAX_NUM_OF_DEVICE_CERTS > 1
/* SUCCESS: set device certificate again. */
assert_int_equal(nx_azure_iot_hub_client_device_cert_set(&iot_client, &device_certificate),
NX_AZURE_IOT_SUCCESS);
#endif
/* FAIL: no entry for device cert. */
assert_int_not_equal(nx_azure_iot_hub_client_device_cert_set(&iot_client, &device_certificate),
NX_AZURE_IOT_SUCCESS);
/* SUCCESS: connected. */
assert_int_equal(nx_azure_iot_hub_client_connect(&iot_client, NX_FALSE, 20 * NX_IP_PERIODIC_RATE),
NX_AZURE_IOT_SUCCESS);
/* Deinitialize IoT hub client. */
assert_int_equal(nx_azure_iot_hub_client_deinitialize(&iot_client),
NX_AZURE_IOT_SUCCESS);
/* Initialize provisioning client. */
assert_int_equal(nx_azure_iot_provisioning_client_initialize(&iot_prov_client, &iot,
endpoint, sizeof(endpoint) - 1,
id_scope, sizeof(id_scope) - 1,
reg_id, sizeof(reg_id) - 1,
_nx_azure_iot_tls_supported_crypto,
_nx_azure_iot_tls_supported_crypto_size,
_nx_azure_iot_tls_ciphersuite_map,
_nx_azure_iot_tls_ciphersuite_map_size,
metadata_buffer, sizeof(metadata_buffer),
&root_ca_cert),
NX_AZURE_IOT_SUCCESS);
/* FAIL: prov_client_ptr is NULL. */
assert_int_not_equal(nx_azure_iot_provisioning_client_device_cert_set(NX_NULL, &device_certificate),
NX_AZURE_IOT_SUCCESS);
/* FAIL: device_certificate is NULL. */
assert_int_not_equal(nx_azure_iot_provisioning_client_device_cert_set(&iot_prov_client, NX_NULL),
NX_AZURE_IOT_SUCCESS);
/* SUCCESS: set device certificate. */
assert_int_equal(nx_azure_iot_provisioning_client_device_cert_set(&iot_prov_client, &device_certificate),
NX_AZURE_IOT_SUCCESS);
/* SUCCESS: pending. */
assert_int_equal(nx_azure_iot_provisioning_client_register(&iot_prov_client, 0),
NX_AZURE_IOT_PENDING);
tx_thread_sleep(NX_IP_PERIODIC_RATE);
/* Deinitialize IoT provisioning client. */
assert_int_equal(nx_azure_iot_provisioning_client_deinitialize(&iot_prov_client),
NX_AZURE_IOT_SUCCESS);
/* SUCCESS: iot is deleted. */
assert_int_equal(nx_azure_iot_delete(&iot), NX_AZURE_IOT_SUCCESS);
}
UINT __wrap__nxde_dns_host_by_name_get(NX_DNS *dns_ptr, UCHAR *host_name, NXD_ADDRESS *host_address_ptr,
ULONG wait_option, UINT lookup_type)
{
printf("HIJACKED: %s\n", __func__);
host_address_ptr -> nxd_ip_address.v4 = IP_ADDRESS(127, 0, 0, 1);
return(NXD_MQTT_SUCCESS);
}
UINT __wrap__nxde_mqtt_client_login_set(NXD_MQTT_CLIENT *client_ptr,
CHAR *username, UINT username_length, CHAR *password, UINT password_length)
{
printf("HIJACKED: %s\n", __func__);
assert_null(password);
return(NXD_MQTT_SUCCESS);
}
UINT __wrap__nxde_mqtt_client_secure_connect(NXD_MQTT_CLIENT *client_ptr, NXD_ADDRESS *server_ip, UINT server_port,
UINT (*tls_setup)(NXD_MQTT_CLIENT *client_ptr, NX_SECURE_TLS_SESSION *,
NX_SECURE_X509_CERT *, NX_SECURE_X509_CERT *),
UINT keepalive, UINT clean_session, ULONG wait_option)
{
printf("HIJACKED: %s\n", __func__);
client_ptr -> nxd_mqtt_client_state = NXD_MQTT_CLIENT_STATE_CONNECTED;
return(NXD_MQTT_SUCCESS);
}
UINT __wrap__nxde_mqtt_client_disconnect(NXD_MQTT_CLIENT *client_ptr)
{
printf("HIJACKED: %s\n", __func__);
client_ptr -> nxd_mqtt_client_state = NXD_MQTT_CLIENT_STATE_IDLE;
return(NXD_MQTT_SUCCESS);
}
UINT __wrap_nx_azure_iot_security_module_enable(NX_AZURE_IOT *nx_azure_iot_ptr)
{
printf("HIJACKED: %s\n", __func__);
return(NX_AZURE_IOT_SUCCESS);
}
UINT __wrap_nx_azure_iot_security_module_disable(NX_AZURE_IOT *nx_azure_iot_ptr)
{
printf("HIJACKED: %s\n", __func__);
return(NX_AZURE_IOT_SUCCESS);
}
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