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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 basic UDP operation. */
#include "tx_api.h"
#include "nx_api.h"
#include "nx_ip.h"
extern void test_control_return(UINT status);
#if defined(__PRODUCT_NETXDUO__) && !defined(NX_DISABLE_PACKET_CHAIN) && !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_PACKET_POOL pool_1;
static NX_IP ip_0;
static NX_IP ip_1;
static NX_UDP_SOCKET socket_0;
static NX_UDP_SOCKET socket_1;
/* Define the counters used in the demo application... */
static ULONG error_counter;
static UCHAR receive_data_flag = NX_FALSE;
static UCHAR send_data[1000];
static UCHAR receive_data[1000];
/* 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_1500(struct NX_IP_DRIVER_STRUCT *driver_req);
static void my_packet_process(NX_IP *ip_ptr, NX_PACKET *packet_ptr);
/* Define what the initial system looks like. */
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_ip_chain_packet_process_test_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(&thread_0, "thread 0", thread_0_entry, 0,
pointer, DEMO_STACK_SIZE,
3, 3, TX_NO_TIME_SLICE, TX_AUTO_START);
pointer = pointer + DEMO_STACK_SIZE;
/* . */
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", 1500, pointer, 10240);
pointer = pointer + 10240;
/* Check for pool creation error. */
if (status)
error_counter++;
/* Create a packet pool. */
status = nx_packet_pool_create(&pool_1, "NetX Main Packet Pool", 256, pointer, 4096);
pointer = pointer + 4096;
/* Check for pool creation error. */
if (status)
error_counter++;
/* Create an IP instance. */
status = nx_ip_create(&ip_0, "NetX IP Instance 0", IP_ADDRESS(1, 2, 3, 4), 0xFFFFF000UL, &pool_0, _nx_ram_network_driver_1500,
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), 0xFFFFF000UL, &pool_1, _nx_ram_network_driver_1500,
pointer, 2048, 1);
pointer = pointer + 2048;
/* Check for IP create errors. */
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 for ARP enable errors. */
if (status)
error_counter++;
/* Enable UDP traffic. */
status = nx_udp_enable(&ip_0);
status += nx_udp_enable(&ip_1);
/* Check for UDP enable errors. */
if (status)
error_counter++;
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
UINT status;
UINT i;
NX_PACKET *my_packet;
/* Print out some test information banners. */
printf("NetX Test: IP Chain Packet Process Test..............................");
/* Check for earlier error. */
if (error_counter)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Let server thread run. */
tx_thread_relinquish();
/* Set the callback function to get the IPv4 packet. */
ip_1.nx_ipv4_packet_receive = my_packet_process;
/* Create a UDP socket. */
status = nx_udp_socket_create(&ip_0, &socket_0, "Socket 0", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5);
/* Check status. */
if (status)
{
error_counter++;
test_control_return(1);
}
/* Bind the UDP socket to the IP port. */
status = nx_udp_socket_bind(&socket_0, 0x88, TX_WAIT_FOREVER);
/* Check status. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Initialize the data. */
for (i = 0; i < 1000; i ++)
send_data[i] = (UCHAR)rand();
/* Allocate a packet. */
status = nx_packet_allocate(&pool_0, &my_packet, NX_UDP_PACKET, TX_WAIT_FOREVER);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
status = nx_packet_data_append(my_packet, send_data, 1000, &pool_0, 2 * NX_IP_PERIODIC_RATE);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Send the packet. */
status = nx_udp_socket_send(&socket_0, my_packet, IP_ADDRESS(1, 2, 3, 5), 0x89);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Let server thread run. */
tx_thread_sleep(1 * NX_IP_PERIODIC_RATE);
status = nx_packet_pool_delete(&pool_0);
if(status)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Unbind the UDP socket. */
status = nx_udp_socket_unbind(&socket_0);
/* Check status. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Delete the UDP socket. */
status = nx_udp_socket_delete(&socket_0);
/* Check status. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
printf("SUCCESS!\n");
test_control_return(0);
}
static void thread_1_entry(ULONG thread_input)
{
UINT status;
ULONG bytes_copied;
NX_PACKET *my_packet;
/* Create a UDP socket. */
status = nx_udp_socket_create(&ip_1, &socket_1, "Socket 1", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Bind the UDP socket to the IP port. */
status = nx_udp_socket_bind(&socket_1, 0x89, TX_WAIT_FOREVER);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Receive a UDP packet. */
status = nx_udp_socket_receive(&socket_1, &my_packet, 1 * NX_IP_PERIODIC_RATE);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Get the data. */
status = nx_packet_data_extract_offset(my_packet, 0, receive_data, 1000, &bytes_copied);
/* Check status. */
if(status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Release the packet. */
status = nx_packet_release(my_packet);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Compare the receive data with send data. */
if(memcmp(receive_data, send_data, 1000) || (bytes_copied != 1000))
{
receive_data_flag = NX_TRUE;
}
/* Unbind the UDP socket. */
status = nx_udp_socket_unbind(&socket_1);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Delete the UDP socket. */
status = nx_udp_socket_delete(&socket_1);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
}
static VOID my_packet_process(NX_IP *ip_ptr, NX_PACKET *packet_ptr)
{
NX_PACKET *last_packet;
/* Get the last packet. */
last_packet = packet_ptr -> nx_packet_last;
/* Update the last packet and packet length, let NetX correct it. */
/* Update the packet length. */
packet_ptr -> nx_packet_length += 3;
last_packet -> nx_packet_length += 3;
/* Update the packet append. */
last_packet -> nx_packet_append_ptr += 3;
/* Call the _nx_ipv4_packet_receive function directly receive this packet. */
_nx_ipv4_packet_receive(&ip_1, packet_ptr);
}
#else
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_ip_chain_packet_process_test_application_define(void *first_unused_memory)
#endif
{
/* Print out some test information banners. */
printf("NetX Test: IP Chain Packet Process Test..............................N/A\n");
test_control_return(3);
}
#endif
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