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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 code coverage for packet functions,
* _nx_packet_transmit_release.c
* _nx_packet_release.c
* _nx_packet_pool_cleanup.c
*/
#include "nx_api.h"
#include "tx_thread.h"
#include "nx_packet.h"
#include "nx_ip.h"
#define DEMO_STACK_SIZE 2048
/* Define the ThreadX and NetX object control blocks... */
static TX_THREAD thread_0;
static TX_THREAD thread_test1;
static TX_THREAD thread_test2;
static NX_PACKET_POOL pool_0;
static NX_IP ip_0;
static UCHAR buffer[256];
/* Define the counters used in the demo application... */
static ULONG error_counter = 0;
/* Define thread prototypes. */
static void thread_0_entry(ULONG thread_input);
extern void test_control_return(UINT status);
extern void _nx_ram_network_driver_256(struct NX_IP_DRIVER_STRUCT *driver_req);
static VOID suspend_cleanup(TX_THREAD *thread_ptr NX_CLEANUP_PARAMETER);
/* Define what the initial system looks like. */
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_packet_branch_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,
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, 4), 0xFFFFFF00UL, &pool_0, _nx_ram_network_driver_256,
pointer, 2048, 1);
pointer = pointer + 2048;
if (status)
error_counter++;
/* Enable UDP processing for IP instance. */
status = nx_udp_enable(&ip_0);
/* Check UDP enable status. */
if (status)
error_counter++;
/* Enable TCP processing for IP instance. */
status = nx_tcp_enable(&ip_0);
/* Check TCP enable status. */
if (status)
error_counter++;
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
ULONG thread_state;
NX_PACKET *my_packet[2];
/* Print out some test information banners. */
printf("NetX Test: Packet Branch Test........................................");
/* Check for earlier error. */
if (error_counter)
{
printf("ERROR!\n");
test_control_return(1);
}
#ifdef __PRODUCT_NETXDUO__
/* Test _nx_packet_data_adjust() */
/* header size (512) is larger than the payload size (256). */
nx_packet_allocate(&pool_0, &my_packet[0], 0, NX_NO_WAIT);
if (_nx_packet_data_adjust(my_packet[0], 512) == NX_SUCCESS)
{
error_counter++;
}
nx_packet_release(my_packet[0]);
#ifndef NX_DISABLE_PACKET_CHAIN
/* header size (255) is odd and larger than the available size of the first packet. */
nx_packet_allocate(&pool_0, &my_packet[0], 128, NX_NO_WAIT);
nx_packet_data_append(my_packet[0], buffer, sizeof(buffer), &pool_0, NX_NO_WAIT);
if (_nx_packet_data_adjust(my_packet[0], 255) == NX_SUCCESS)
{
error_counter++;
}
nx_packet_release(my_packet[0]);
/* Adjust packet with packet chain. */
nx_packet_allocate(&pool_0, &my_packet[0], 128, NX_NO_WAIT);
nx_packet_data_append(my_packet[0], buffer, sizeof(buffer), &pool_0, NX_NO_WAIT);
if (_nx_packet_data_adjust(my_packet[0], 256) != NX_SUCCESS)
{
error_counter++;
}
nx_packet_release(my_packet[0]);
#endif /* NX_DISABLE_PACKET_CHAIN */
#endif /* __PRODUCT_NETXDUO__ */
/* Allocate the packet. */
nx_packet_allocate(&pool_0, &my_packet[0], 0, NX_NO_WAIT);
/* Release the packet. */
_nx_packet_transmit_release(my_packet[0]);
/* Release the packet again. */
_nx_packet_transmit_release(my_packet[0]);
#ifdef __PRODUCT_NETXDUO__
/* Hit condition of if ((pool_ptr) && (pool_ptr -> nx_packet_pool_id == NX_PACKET_POOL_ID)) in _nx_packet_release(). */
/* Allocate the packet. */
nx_packet_allocate(&pool_0, &my_packet[0], 0, NX_NO_WAIT);
nx_packet_allocate(&pool_0, &my_packet[1], 0, NX_NO_WAIT);
my_packet[0] -> nx_packet_union_next.nx_packet_tcp_queue_next = (NX_PACKET *)NX_PACKET_ENQUEUED;
my_packet[0] -> nx_packet_pool_owner -> nx_packet_pool_id = 0;
_nx_packet_release(my_packet[0]);
#ifndef NX_DISABLE_PACKET_CHAIN
my_packet[0] -> nx_packet_union_next.nx_packet_tcp_queue_next = (NX_PACKET *)NX_PACKET_ALLOCATED;
my_packet[0] -> nx_packet_next = my_packet[1];
my_packet[1] -> nx_packet_union_next.nx_packet_tcp_queue_next = (NX_PACKET *)NX_PACKET_ENQUEUED;
my_packet[1] -> nx_packet_pool_owner = NX_NULL;
_nx_packet_release(my_packet[0]);
/* Recover. */
my_packet[0] -> nx_packet_union_next.nx_packet_tcp_queue_next = (NX_PACKET *)NX_PACKET_ALLOCATED;
my_packet[0] -> nx_packet_pool_owner = &pool_0;
my_packet[0] -> nx_packet_pool_owner -> nx_packet_pool_id = NX_PACKET_POOL_ID;
my_packet[0] -> nx_packet_next = NX_NULL;
my_packet[1] -> nx_packet_pool_owner = &pool_0;
#else
/* Recover. */
my_packet[0] -> nx_packet_union_next.nx_packet_tcp_queue_next = (NX_PACKET *)NX_PACKET_ALLOCATED;
my_packet[0] -> nx_packet_pool_owner = &pool_0;
my_packet[0] -> nx_packet_pool_owner -> nx_packet_pool_id = NX_PACKET_POOL_ID;
#endif
_nx_packet_release(my_packet[0]);
_nx_packet_release(my_packet[1]);
#endif /* __PRODUCT_NETXDUO__ */
/* Test _nx_packet_pool_cleanup(). */
/* tx_thread_suspend_control_block is set to NULL. */
tx_thread_identify() -> tx_thread_suspend_control_block = NX_NULL;
tx_thread_identify() -> tx_thread_suspend_cleanup = suspend_cleanup;
_nx_packet_pool_cleanup(tx_thread_identify() NX_CLEANUP_ARGUMENT);
/* tx_thread_suspend_control_block is set to POOL but tx_thread_suspend_cleanup is set to NULL. */
tx_thread_identify() -> tx_thread_suspend_control_block = &pool_0;
tx_thread_identify() -> tx_thread_suspend_cleanup = NX_NULL;
_nx_packet_pool_cleanup(tx_thread_identify() NX_CLEANUP_ARGUMENT);
/* tx_thread_suspend_control_block is set to IP and tx_thread_suspend_cleanup is set to suspend_cleanup, but clear the IP ID. */
tx_thread_identify() -> tx_thread_suspend_control_block = &pool_0;
tx_thread_identify() -> tx_thread_suspend_cleanup = suspend_cleanup;
pool_0.nx_packet_pool_id = 0;
_nx_packet_pool_cleanup(tx_thread_identify() NX_CLEANUP_ARGUMENT);
pool_0.nx_packet_pool_id = NX_PACKET_POOL_ID;
pool_0.nx_packet_pool_suspended_count ++;
tx_thread_identify() -> tx_thread_suspend_control_block = &pool_0;
tx_thread_identify() -> tx_thread_suspend_cleanup = suspend_cleanup;
tx_thread_identify() -> tx_thread_suspended_next = tx_thread_identify();
thread_state = tx_thread_identify() -> tx_thread_state;
tx_thread_identify() -> tx_thread_state = 0;
_nx_packet_pool_cleanup(tx_thread_identify() NX_CLEANUP_ARGUMENT);
tx_thread_identify() -> tx_thread_state = thread_state;
pool_0.nx_packet_pool_suspended_count ++;
tx_thread_identify() -> tx_thread_suspend_control_block = &pool_0;
tx_thread_identify() -> tx_thread_suspend_cleanup = suspend_cleanup;
tx_thread_identify() -> tx_thread_suspended_next = &thread_test1;
tx_thread_identify() -> tx_thread_suspended_previous = &thread_test2;
thread_state = tx_thread_identify() -> tx_thread_state;
tx_thread_identify() -> tx_thread_state = 0;
_nx_packet_pool_cleanup(tx_thread_identify() NX_CLEANUP_ARGUMENT);
tx_thread_identify() -> tx_thread_state = thread_state;
/* Check status. */
if (error_counter)
{
printf("ERROR!\n");
test_control_return(1);
}
else
{
printf("SUCCESS!\n");
test_control_return(0);
}
}
static VOID suspend_cleanup(TX_THREAD *thread_ptr NX_CLEANUP_PARAMETER)
{
}
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