/***************************************************************************/ /* 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 UDP socket unbind operation. */ #include "tx_api.h" #include "nx_api.h" #define DEMO_STACK_SIZE 2048 /* Define the ThreadX and NetX object control blocks... */ static TX_THREAD thread_0; static TX_THREAD thread_1; static TX_THREAD thread_2; static NX_PACKET_POOL pool_0; static NX_IP ip_0; static NX_UDP_SOCKET socket_0; static NX_UDP_SOCKET socket_1; static NX_UDP_SOCKET socket_2; static NX_UDP_SOCKET socket_3; /* Define the counters used in the demo application... */ static ULONG error_counter; /* The 2 ports will hashed to the same index. */ #define CLIENT_PORT_1 0x00000100 #define CLIENT_PORT_2 0x00008100 /* Define thread prototypes. */ static void thread_0_entry(ULONG thread_input); static void thread_1_entry(ULONG thread_input); static void thread_2_entry(ULONG thread_input); extern void _nx_ram_network_driver_256(struct NX_IP_DRIVER_STRUCT *driver_req); extern void test_control_return(UINT status); /* Define what the initial system looks like. */ #ifdef CTEST VOID test_application_define(void *first_unused_memory) #else void netx_udp_socket_unbind_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; tx_thread_create(&thread_2, "thread 2", thread_2_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, 2048); pointer = pointer + 2048; 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_256, pointer, 2048, 1); pointer = pointer + 2048; if (status) error_counter++; /* Enable UDP traffic. */ status = nx_udp_enable(&ip_0); if (status) error_counter++; } /* Define the test threads. */ static void thread_0_entry(ULONG thread_input) { UINT status; /* Print out some test information banners. */ printf("NetX Test: UDP Socket Unbind Test..................................."); /* Check for earlier error. */ if (error_counter) { printf("ERROR!\n"); test_control_return(1); } /* Create a UDP socket. */ status = nx_udp_socket_create(&ip_0, &socket_0, "Socket 0", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5); if (status) error_counter++; /* Create a UDP socket. */ status = nx_udp_socket_create(&ip_0, &socket_3, "Socket 3", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5); if (status) error_counter++; /* Bind the UDP socket to the IP port. */ status = nx_udp_socket_bind(&socket_0, CLIENT_PORT_1, 2 * NX_IP_PERIODIC_RATE); if (status) error_counter++; /* Bind the UDP socket to the IP port which is mapped to the same index with CLIENT_PORT_1. */ status = nx_udp_socket_bind(&socket_3, CLIENT_PORT_2, 2 * NX_IP_PERIODIC_RATE); if (status) error_counter++; /* Let socket 1 bind to CLIENT_PORT_1 that socket 0 has bound to . */ tx_thread_suspend(&thread_0); /* Unbind the socket 1, socket_1 is in bound process now. */ status = nx_udp_socket_unbind(&socket_1); if (status) error_counter++; /* Let socket 1 and socket 2 bind to CLIENT_PORT_1 that socket 0 has bound to again. */ tx_thread_resume(&thread_2); tx_thread_suspend(&thread_0); /* Unbind the UDP socket. thread_1 and thread_2 is suspended for CLIENT_PORT_1 now, and */ /* socket_3 is bound to the port which has the same hash index with CLIENT_PORT_1. */ status = nx_udp_socket_unbind(&socket_0); if (status) error_counter++; status = nx_udp_socket_unbind(&socket_3); status = nx_udp_socket_delete(&socket_3); /* Let thread 1 and thread 2 finish the job. */ tx_thread_sleep(NX_IP_PERIODIC_RATE); status = nx_udp_socket_bind(&socket_0, CLIENT_PORT_1, 2 * NX_IP_PERIODIC_RATE); if (status) error_counter++; tx_thread_resume(&thread_2); tx_thread_sleep(NX_IP_PERIODIC_RATE/2); status = nx_udp_socket_unbind(&socket_0); if (status) error_counter++; /* Delete the UDP socket. */ status = nx_udp_socket_delete(&socket_0); if (status) error_counter++; 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; /* Create a UDP socket. */ status = nx_udp_socket_create(&ip_0, &socket_1, "Socket 1", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5); if (status) error_counter++; /* Bind the UDP socket to CLIENT_PORT_1 that socket_0 has bound to. */ status = nx_udp_socket_bind(&socket_1, CLIENT_PORT_1, 5 * NX_IP_PERIODIC_RATE); if (status != NX_PORT_UNAVAILABLE) error_counter++; tx_thread_resume(&thread_0); /* Bind the UDP socket to CLIENT_PORT_1 that socket_0 has bound to. */ status = nx_udp_socket_bind(&socket_1, CLIENT_PORT_1, 5 * NX_IP_PERIODIC_RATE); /* Unbind the UDP socket. */ status = nx_udp_socket_unbind(&socket_1); /* Delete the UDP socket. */ status = nx_udp_socket_delete(&socket_1); } static void thread_2_entry(ULONG thread_input) { UINT status; /* Suspend this thread, resume thread_0. */ tx_thread_resume(&thread_0); tx_thread_suspend(&thread_2); status = nx_udp_socket_create(&ip_0, &socket_2, "Socket 2", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5); if(status) error_counter++; /* Bind the socket to CLIENT_PORT_1 that socket_0 has bound to. */ status = nx_udp_socket_bind(&socket_2, CLIENT_PORT_1, 5 * NX_IP_PERIODIC_RATE); /* Unbind the UDP socket. */ status = nx_udp_socket_unbind(&socket_2); tx_thread_suspend(&thread_2); status = nx_udp_socket_bind(&socket_2, CLIENT_PORT_1, 5 * NX_IP_PERIODIC_RATE); }