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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 NetX test concentrates on the branches coverage for _nx_tcp_socket_send_internal functions,
697 [ + - ]: 1 : if (preempted == NX_TRUE)
706 [ + - ]: 1 : if (send_packet != packet_ptr)
*/
#include "nx_api.h"
#include "nx_tcp.h"
#include "nx_ram_network_driver_test_1500.h"
extern void test_control_return(UINT status);
#if defined(__PRODUCT_NETXDUO__) && !defined(NX_DISABLE_IPV4)
#define DEMO_STACK_SIZE 2048
/* Define the ThreadX and NetX object control blocks... */
static TX_THREAD ntest_0;
static TX_THREAD ntest_1;
static NX_PACKET_POOL pool_0;
static NX_IP ip_0;
static NX_TCP_SOCKET tcp_socket;
static UCHAR pool_area[8192];
static UCHAR send_buffer[3000];
/* Define the counters used in the test application... */
static ULONG error_counter;
static UINT thread1_counter;
/* Define thread prototypes. */
static void ntest_0_entry(ULONG thread_input);
static void ntest_1_entry(ULONG thread_input);
extern void _nx_ram_network_driver_256(struct NX_IP_DRIVER_STRUCT *driver_req);
/* Define what the initial system looks like. */
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_tcp_socket_send_internal_test_application_define(void *first_unused_memory)
#endif
{
CHAR *pointer;
UINT status;
/* Setup the working pointer. */
pointer = (CHAR *) first_unused_memory;
error_counter = 0;
thread1_counter = 0;
/* Create the main thread. */
tx_thread_create(&ntest_0, "thread 0", ntest_0_entry, 0,
pointer, DEMO_STACK_SIZE,
4, 4, TX_NO_TIME_SLICE, TX_AUTO_START);
pointer = pointer + DEMO_STACK_SIZE;
/* Create the main thread. */
tx_thread_create(&ntest_1, "thread 1", ntest_1_entry, 0,
pointer, DEMO_STACK_SIZE,
4, 4, TX_NO_TIME_SLICE, TX_AUTO_START);
pointer = pointer + DEMO_STACK_SIZE;
/* Initialize the NetX system. */
nx_system_initialize();
/* Create a packet pool. */
status = nx_packet_pool_create(&pool_0, "NetX Main Packet Pool", 1024, pool_area, sizeof(pool_area));
if(status)
error_counter++;
/* Create an IP instance. */
status = nx_ip_create(&ip_0, "NetX IP Instance 0", IP_ADDRESS(1, 2, 3, 4), 0xFFFFFF00UL, &pool_0, _nx_ram_network_driver_256,
pointer, 2048, 1);
pointer = pointer + 2048;
/* Enable ARP and supply ARP cache memory for IP Instance 0. */
status = nx_arp_enable(&ip_0, (void *) pointer, 1024);
pointer = pointer + 1024;
if(status)
error_counter++;
/* Enable TCP processing for both IP instances. */
status = nx_tcp_enable(&ip_0);
/* Check TCP enable status. */
if(status)
error_counter++;
}
/* Define the test threads. */
static void ntest_0_entry(ULONG thread_input)
{
UINT status;
NX_PACKET *packet_ptr;
/* Print out test information banner. */
printf("NetX Test: TCP Socket Send Internal Test.............................");
/* Check for earlier error. */
if(error_counter)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Create a socket. */
status = nx_tcp_socket_create(&ip_0, &tcp_socket, "TCP Socket",
NX_IP_NORMAL, NX_FRAGMENT_OKAY, NX_IP_TIME_TO_LIVE, 65535,
NX_NULL, NX_NULL);
/* Check for error. */
if(status)
error_counter++;
/* Set TCP socket as establish. */
tcp_socket.nx_tcp_socket_state = NX_TCP_ESTABLISHED;
tcp_socket.nx_tcp_socket_connect_ip.nxd_ip_version = NX_IP_VERSION_V4;
tcp_socket.nx_tcp_socket_connect_ip.nxd_ip_address.v4 = IP_ADDRESS(1, 2, 3, 5);
tcp_socket.nx_tcp_socket_connect_interface = &ip_0.nx_ip_interface[0];
tcp_socket.nx_tcp_socket_bound_next = &tcp_socket;
tcp_socket.nx_tcp_socket_tx_window_advertised = 65535;
tcp_socket.nx_tcp_socket_tx_window_congestion = 65535;
tcp_socket.nx_tcp_socket_tx_outstanding_bytes = 0;
tcp_socket.nx_tcp_socket_mss = 216;
tcp_socket.nx_tcp_socket_transmit_sent_head = NX_NULL;
/* Allocate a packet and fill data. */
status = nx_packet_allocate(&pool_0, &packet_ptr, NX_TCP_PACKET, NX_NO_WAIT);
if(status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Append data. */
status = nx_packet_data_append(packet_ptr, send_buffer, 100, &pool_0, NX_NO_WAIT);
if(status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Let thread1 to check the state. */
tx_thread_relinquish();
/* Send packet, get the mutex after check the socket state, . */
status = _nx_tcp_socket_send_internal(&tcp_socket, packet_ptr, 2 * NX_IP_PERIODIC_RATE);
if(status != NX_NOT_CONNECTED)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Determine if the test was successful. */
if ((thread1_counter != 1) || (error_counter))
{
printf("ERROR!\n");
test_control_return(1);
}
else
{
printf("SUCCESS!\n");
test_control_return(0);
}
}
static void ntest_1_entry(ULONG thread_input)
{
/* Update the counter. */
thread1_counter ++;
/* Place protection while we check the sequence number for the new TCP packet. */
tx_mutex_get(&(ip_0.nx_ip_protection), TX_WAIT_FOREVER);
/* Sleep one second. */
tx_thread_sleep(NX_IP_PERIODIC_RATE);
/* Change the state. */
tcp_socket.nx_tcp_socket_state = NX_TCP_CLOSED;
/* Release the mutex before a blocking call. */
tx_mutex_put(&(ip_0.nx_ip_protection));
}
#else
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_tcp_socket_send_internal_test_application_define(void *first_unused_memory)
#endif
{
/* Print out test information banner. */
printf("NetX Test: TCP Socket Send Internal Test.............................N/A\n");
test_control_return(3);
}
#endif
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