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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 */
/***************************************************************************/
/* 5.21 If a SEND call arrives on LISTEN state, and foreign socket was not specified, TCP MUST return "error: foreign socket unspecified". */
/* Procedure
1. Create server socket and listen.
2. Allocates a packet and sends the packet.
3. TCP return "NX_NOT_BOUND". */
#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 ntest_0;
static NX_PACKET_POOL pool_0;
static NX_IP ip_0;
static NX_TCP_SOCKET server_socket;
/* Define the counters used in the test application... */
static ULONG error_counter;
/* Define thread prototypes. */
static void ntest_0_entry(ULONG thread_input);
static void ntest_0_connect_received(NX_TCP_SOCKET *server_socket, UINT port);
extern void _nx_ram_network_driver(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_5_21_application_define(void *first_unused_memory)
#endif
{
CHAR *pointer;
UINT status;
/* Setup the working pointer. */
pointer = (CHAR *) first_unused_memory;
error_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;
/* 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, 5), 0xFFFFFF00UL, &pool_0, _nx_ram_network_driver,
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;
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 *my_packet;
printf("NetX Test: TCP Spec 5.21 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, &server_socket, "Server Socket",
NX_IP_NORMAL, NX_FRAGMENT_OKAY, NX_IP_TIME_TO_LIVE, 200,
NX_NULL, NX_NULL);
/* Check for error. */
if(status)
error_counter++;
/* Setup this thread to listen. */
status = nx_tcp_server_socket_listen(&ip_0, 12, &server_socket, 5, ntest_0_connect_received);
/* Check for error. */
if(status)
error_counter++;
/*An SEND call arrives when the server socket is in NX_TCP_LISTEN_STATE state. */
if(server_socket.nx_tcp_socket_state == NX_TCP_LISTEN_STATE)
{
/* Create a packet. */
status = nx_packet_allocate(&pool_0, &my_packet, NX_TCP_PACKET, NX_IP_PERIODIC_RATE);
/* Check status. */
if(status)
error_counter++;
/* Fill in the packet with data. */
status = nx_packet_data_append(my_packet, "01012345678920123456", 20, &pool_0, NX_IP_PERIODIC_RATE);
/* Check status. */
if(status)
error_counter++;
server_socket.nx_tcp_socket_mss = 100;
#if defined(__PRODUCT_NETXDUO__)
server_socket.nx_tcp_socket_connect_ip.nxd_ip_version = NX_IP_VERSION_V4;
#endif
/* Send the packet out! */
status = nx_tcp_socket_send(&server_socket, my_packet, NX_IP_PERIODIC_RATE);
/* Determine if the status is valid. */
if(status == NX_SUCCESS)
error_counter++;
}
else
error_counter++;
/* Unlisten on the server port. */
status = nx_tcp_server_socket_unlisten(&ip_0, 12);
/* Check for error. */
if (status)
error_counter++;
/* Delete the socket. */
status = nx_tcp_socket_delete(&server_socket);
/* Check for error. */
if(status)
error_counter++;
/* Determine if the test was successful. */
if(error_counter)
{
printf("ERROR!\n");
test_control_return(1);
}
else
{
printf("SUCCESS!\n");
test_control_return(0);
}
}
static void ntest_0_connect_received(NX_TCP_SOCKET *socket_ptr, UINT port)
{
/* Check for the proper socket and port. */
if((socket_ptr != &server_socket) || (port != 12))
error_counter++;
}
#else
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_5_21_application_define(void *first_unused_memory)
#endif
{
/* Print out test information banner. */
printf("NetX Test: TCP Spec 5.21 Test........................................N/A\n");
test_control_return(3);
}
#endif
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