/***************************************************************************/ /* 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