/***************************************************************************/ /* 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 large data of TCP transmission. */ /* Payload size of pool is 1536. Host A sends 8k bytes. */ #include "nx_api.h" #define DEMO_STACK_SIZE 2048 extern void test_control_return(UINT status); #if !defined(NX_DISABLE_PACKET_CHAIN) && !defined(NX_DISABLE_IPV4) /* 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; static NX_TCP_SOCKET server_socket; /* 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 test_control_return(UINT status); extern void _nx_ram_network_driver_1500(struct NX_IP_DRIVER_STRUCT *driver_req); static UCHAR send_buff[8192]; static UCHAR recv_buff[8192]; /* Define what the initial system looks like. */ #ifdef CTEST VOID test_application_define(void *first_unused_memory) #else void netx_tcp_large_data_transfer_test_application_define(void *first_unused_memory) #endif { CHAR *pointer; UINT status; UINT i; /* Setup the working pointer. */ pointer = (CHAR *) first_unused_memory; error_counter = 0; for (i = 0; i < sizeof(send_buff); i++) { send_buff[i] = 0xFF; recv_buff[i] = 0; } /* 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", 1516, pointer, 30000); pointer = pointer + 30000; 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_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), 0xFFFFFF00UL, &pool_0, _nx_ram_network_driver_1500, 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; NX_PACKET *my_packet; /* Print out some test information banners. */ printf("NetX Test: TCP Large Data Transfer 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, "Client Socket", NX_IP_NORMAL, NX_FRAGMENT_OKAY, NX_IP_TIME_TO_LIVE, 65535, NX_NULL, NX_NULL); if (status) error_counter++; /* Bind the socket. */ status = nx_tcp_client_socket_bind(&client_socket, 0x88, NX_WAIT_FOREVER); if (status) error_counter++; /* Attempt to connect the socket. */ status = nx_tcp_client_socket_connect(&client_socket, IP_ADDRESS(1, 2, 3, 5), 12, 5 * NX_IP_PERIODIC_RATE); if (status) error_counter++; /* Allocate a packet. */ status = nx_packet_allocate(&pool_0, &my_packet, NX_TCP_PACKET, NX_WAIT_FOREVER); if (status) error_counter++; status = nx_packet_data_append(my_packet, send_buff, sizeof(send_buff), &pool_0, 2 * NX_IP_PERIODIC_RATE); if(status) error_counter++; /* Send the packet out! */ status = nx_tcp_socket_send(&client_socket, my_packet, 5 * NX_IP_PERIODIC_RATE); if (status) { error_counter++; nx_packet_release(my_packet); } /* Disconnect this socket. */ status = nx_tcp_socket_disconnect(&client_socket, 5 * NX_IP_PERIODIC_RATE); if (status) error_counter++; /* Unbind the socket. */ status = nx_tcp_client_socket_unbind(&client_socket); if (status) error_counter++; /* Delete the socket. */ status = nx_tcp_socket_delete(&client_socket); 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; NX_PACKET *packet_ptr; ULONG actual_status; ULONG total_length = 0; ULONG bytes_copied; /* Ensure the IP instance has been initialized. */ status = nx_ip_status_check(&ip_1, NX_IP_INITIALIZE_DONE, &actual_status, NX_IP_PERIODIC_RATE); if (status) error_counter++; /* Create a socket. */ status = nx_tcp_socket_create(&ip_1, &server_socket, "Server Socket", NX_IP_NORMAL, NX_FRAGMENT_OKAY, NX_IP_TIME_TO_LIVE, 65535, NX_NULL, NX_NULL); if (status) error_counter++; /* Setup this thread to listen. */ status = nx_tcp_server_socket_listen(&ip_1, 12, &server_socket, 5, NX_NULL); if (status) error_counter++; /* Accept a client socket connection. */ status = nx_tcp_server_socket_accept(&server_socket, 5 * NX_IP_PERIODIC_RATE); if (status) error_counter++; /* Receive a TCP message from the socket. */ while (nx_tcp_socket_receive(&server_socket, &packet_ptr, 3 * NX_IP_PERIODIC_RATE) == NX_SUCCESS) { /* Retrieve data. */ nx_packet_data_retrieve(packet_ptr, recv_buff + total_length, &bytes_copied); total_length += bytes_copied; /* Release the packet. */ nx_packet_release(packet_ptr); } /* Check received data. */ if (total_length != sizeof(send_buff)) error_counter++; else if (memcmp(send_buff, recv_buff, sizeof(send_buff)) != 0) error_counter++; /* Disconnect the server socket. */ status = nx_tcp_socket_disconnect(&server_socket, 5 * NX_IP_PERIODIC_RATE); if (status) error_counter++; /* Unaccept the server socket. */ status = nx_tcp_server_socket_unaccept(&server_socket); if (status) error_counter++; /* Unlisten on the server port 12. */ status = nx_tcp_server_socket_unlisten(&ip_1, 12); if (status) error_counter++; /* Delete the socket. */ status = nx_tcp_socket_delete(&server_socket); if (status) error_counter++; } #else #ifdef CTEST VOID test_application_define(void *first_unused_memory) #else void netx_tcp_large_data_transfer_test_application_define(void *first_unused_memory) #endif { /* Print out test information banner. */ printf("NetX Test: TCP Large Data Transfer Test..............................N/A\n"); test_control_return(3); } #endif