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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 TCP Server Socket accept operation. */
#include "tx_api.h"
#include "nx_api.h"
#include "nx_tcp.h"
extern void test_control_return(UINT status);
#if !defined(NX_DISABLE_IPV4)
#define DEMO_STACK_SIZE 2048
/* Define the ThreadX and NetX object control blocks... */
static TX_THREAD thread_0;
static TX_THREAD thread_1;
static NX_PACKET_POOL pool_0;
static NX_IP ip_0;
static NX_IP ip_1;
static NX_TCP_SOCKET client_socket_0;
static NX_TCP_SOCKET server_socket_0;
/* The 2 ports will hashed to the same index. */
#define SERVER_PORT_0 0x00000100
#define SERVER_PORT_1 0x00008100
/* Define the counters used in the demo application... */
static ULONG error_counter = 0;
/* Define thread prototypes. */
static void thread_0_entry(ULONG thread_input);
static void thread_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_server_socket_accept_test_application_define(void *first_unused_memory)
#endif
{
CHAR *pointer;
UINT status;
error_counter = 0;
/* Setup the working pointer. */
pointer = (CHAR *) first_unused_memory;
/* Create the main thread. */
tx_thread_create(&thread_0, "thread 0", thread_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(&thread_1, "thread 1", thread_1_entry, 0,
pointer, DEMO_STACK_SIZE,
3, 3, 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", 256, pointer, 8192);
pointer = pointer + 8192;
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;
/* Create another IP instance. */
status += nx_ip_create(&ip_1, "NetX IP Instance 1", IP_ADDRESS(1, 2, 3, 5), 0xFFFFFF00UL, &pool_0, _nx_ram_network_driver_256,
pointer, 2048, 1);
pointer = pointer + 2048;
if (status)
error_counter++;
/* Enable ARP and supply ARP cache memory for IP Instance 0. */
status = nx_arp_enable(&ip_0, (void *) pointer, 1024);
pointer = pointer + 1024;
/* Enable ARP and supply ARP cache memory for IP Instance 1. */
status += nx_arp_enable(&ip_1, (void *) pointer, 1024);
pointer = pointer + 1024;
/* Check ARP enable status. */
if (status)
error_counter++;
/* Enable TCP processing for both IP instances. */
status = nx_tcp_enable(&ip_0);
status += nx_tcp_enable(&ip_1);
/* Check TCP enable status. */
if (status)
error_counter++;
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
UINT status;
UINT client_port;
/* Print out some test information banners. */
printf("NetX Test: TCP Server Socket Accept 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, &client_socket_0, "Client Socket 0",
NX_IP_NORMAL, NX_FRAGMENT_OKAY, NX_IP_TIME_TO_LIVE, 200,
NX_NULL, NX_NULL);
/* Check for error. */
if (status)
error_counter++;
/* Get a free port for the client's use. */
status = nx_tcp_free_port_find(&ip_0, 1, &client_port);
/* Check for error. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Bind the socket. */
status = nx_tcp_client_socket_bind(&client_socket_0, client_port, NX_NO_WAIT);
/* Check for error. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Attempt to connect the socket. */
status = nx_tcp_client_socket_connect(&client_socket_0, IP_ADDRESS(1, 2, 3, 5), SERVER_PORT_0, NX_IP_PERIODIC_RATE);
/* Check for error. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Disconnect the server socket. */
status = nx_tcp_socket_disconnect(&client_socket_0, NX_IP_PERIODIC_RATE);
/* Check for error. */
if (status)
error_counter++;
/* Check status. */
if (error_counter)
{
printf("ERROR!\n");
test_control_return(1);
}
else
{
printf("SUCCESS!\n");
test_control_return(0);
}
}
static void thread_1_entry(ULONG thread_input)
{
UINT status;
ULONG actual_status;
/* Ensure the IP instance has been initialized. */
status = nx_ip_status_check(&ip_1, NX_IP_INITIALIZE_DONE, &actual_status, NX_IP_PERIODIC_RATE);
/* Check status... */
if (status != NX_SUCCESS)
error_counter++;
/* Create a socket. */
status = nx_tcp_socket_create(&ip_1, &server_socket_0, "Server Socket 0",
NX_IP_NORMAL, NX_FRAGMENT_OKAY, NX_IP_TIME_TO_LIVE, 100,
NX_NULL, NX_NULL);
/* Check for error. */
if (status)
error_counter++;
/* Accept the server socket before listen. */
status = nx_tcp_server_socket_accept(&server_socket_0, NX_NO_WAIT);
/* Check for error. */
if (status != NX_NOT_LISTEN_STATE)
error_counter++;
/* Setup this thread to listen. */
status = nx_tcp_server_socket_listen(&ip_1, SERVER_PORT_0, &server_socket_0, 5, NX_NULL);
/* Check for error. */
if (status)
error_counter++;
/* Accept a client socket connection. */
status = nx_tcp_server_socket_accept(&server_socket_0, 5 * NX_IP_PERIODIC_RATE);
/* Check for error. */
if (status)
error_counter++;
/* Accept the server socket again. */
status = nx_tcp_server_socket_accept(&server_socket_0, NX_NO_WAIT);
/* Check for error. */
if (status)
error_counter++;
/* Disconnect the server socket. */
status = nx_tcp_socket_disconnect(&server_socket_0, NX_IP_PERIODIC_RATE);
/* Check for error. */
if (status)
error_counter++;
}
#else
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_tcp_server_socket_accept_test_application_define(void *first_unused_memory)
#endif
{
/* Print out test information banner. */
printf("NetX Test: TCP Server Socket Accept Test.............................N/A\n");
test_control_return(3);
}
#endif
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