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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 test is designed to test suspension timeout on a memory byte pool. */
// Some portions generated by Codex (gpt 5.4).
#include <stdio.h>
#include "tx_api.h"
#include "threadx_test_port.h"
static unsigned long thread_0_counter = 0;
static TX_THREAD thread_0;
static unsigned long thread_1_counter = 0;
static TX_THREAD thread_1;
static unsigned long thread_2_counter = 0;
static TX_THREAD thread_2;
static TX_BYTE_POOL pool_0;
/* 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);
/* Prototype for test control return. */
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 threadx_byte_memory_suspension_timeout_application_define(void *first_unused_memory)
#endif
{
UINT status;
CHAR *pointer;
/* Put first available memory address into a character pointer. */
pointer = (CHAR *) first_unused_memory;
/* Put system definition stuff in here, e.g. thread creates and other assorted
create information. */
status = tx_thread_create(&thread_0, "thread 0", thread_0_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
17, 17, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Byte Memory Suspension Timeout Test......................... ERROR #1\n");
test_control_return(1);
}
status = tx_thread_create(&thread_1, "thread 1", thread_1_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
17, 17, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Byte Memory Suspension Timeout Test......................... ERROR #2\n");
test_control_return(1);
}
status = tx_thread_create(&thread_2, "thread 2", thread_2_entry, 2,
pointer, TEST_STACK_SIZE_PRINTF,
17, 17, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Byte Memory Suspension Timeout Test......................... ERROR #3\n");
test_control_return(1);
}
/* Create byte pool 0. */
status = tx_byte_pool_create(&pool_0, "pool 0", pointer, TX_TEST_BYTE_POOL_BYTES(108));
pointer = pointer + TX_TEST_BYTE_POOL_BYTES(108);
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Byte Memory Suspension Timeout Test......................... ERROR #4\n");
test_control_return(1);
}
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
UINT status;
CHAR *pointer;
/* Inform user. */
printf("Running Byte Memory Suspension Timeout Test......................... ");
/* Increment the thread counter. */
thread_0_counter++;
/* Allocate memory from the pool. Only one block of this size will fit. */
status = tx_byte_allocate(&pool_0, (VOID **) &pointer, 60, TX_NO_WAIT);
/* Check status. */
if ((status != TX_SUCCESS) || (thread_1_counter != 0))
{
/* Byte memory error. */
printf("ERROR #5\n");
test_control_return(1);
}
/* Sleep long enough to allow the other threads to complete their expected
timeout cycles on the byte pool. */
tx_thread_sleep(64);
/* Check the counter of the other thread. */
if ((thread_1_counter != 6UL) || (thread_2_counter != 3UL))
{
/* Block memory error. */
printf("ERROR #6\n");
test_control_return(1);
}
else
{
/* Successful test. */
printf("SUCCESS!\n");
test_control_return(0);
}
}
static void thread_1_entry(ULONG thread_input)
{
UINT status;
CHAR *pointer;
while(1)
{
/* Allocate memory from the pool - with timeout. */
status = tx_byte_allocate(&pool_0, (VOID **) &pointer, 60, 10);
/* Check status. */
if (status != TX_NO_MEMORY)
return;
/* Increment the thread counter. */
thread_1_counter++;
}
}
static void thread_2_entry(ULONG thread_input)
{
UINT status;
CHAR *pointer;
/* Delay so we get some single suspension timeouts as well. */
tx_thread_sleep(32);
while(1)
{
/* Allocate memory from the pool - with timeout. */
status = tx_byte_allocate(&pool_0, (VOID **) &pointer, 60, 10);
/* Check status. */
if (status != TX_NO_MEMORY)
return;
/* Increment the thread counter. */
thread_2_counter++;
}
}
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