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2020-05-11 08:55:07 -06:00
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common/src/txe_byte_pool_info_get.c Normal file
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/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** ThreadX Component */
/** */
/** Byte Memory */
/** */
/**************************************************************************/
/**************************************************************************/
#define TX_SOURCE_CODE
/* Include necessary system files. */
#include "tx_api.h"
#include "tx_byte_pool.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _txe_byte_pool_info_get PORTABLE C */
/* 6.0 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function checks for errors in the byte pool information get */
/* service. */
/* */
/* INPUT */
/* */
/* pool_ptr Pointer to byte pool control block*/
/* name Destination for the pool name */
/* available_bytes Number of free bytes in byte pool */
/* fragments Number of fragments in byte pool */
/* first_suspended Destination for pointer of first */
/* thread suspended on byte pool */
/* suspended_count Destination for suspended count */
/* next_pool Destination for pointer to next */
/* byte pool on the created list */
/* */
/* OUTPUT */
/* */
/* TX_POOL_ERROR Invalid byte pool pointer */
/* status Completion status */
/* */
/* CALLS */
/* */
/* _tx_byte_pool_info_get Actual byte pool info get service */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 William E. Lamie Initial Version 6.0 */
/* */
/**************************************************************************/
UINT _txe_byte_pool_info_get(TX_BYTE_POOL *pool_ptr, CHAR **name, ULONG *available_bytes,
ULONG *fragments, TX_THREAD **first_suspended,
ULONG *suspended_count, TX_BYTE_POOL **next_pool)
{
UINT status;
/* Check for an invalid byte pool pointer. */
if (pool_ptr == TX_NULL)
{
/* Block pool pointer is invalid, return appropriate error code. */
status = TX_POOL_ERROR;
}
/* Now check for invalid pool ID. */
else if (pool_ptr -> tx_byte_pool_id != TX_BYTE_POOL_ID)
{
/* Block pool pointer is invalid, return appropriate error code. */
status = TX_POOL_ERROR;
}
else
{
/* Otherwise, call the actual byte pool information get service. */
status = _tx_byte_pool_info_get(pool_ptr, name, available_bytes,
fragments, first_suspended, suspended_count, next_pool);
}
/* Return completion status. */
return(status);
}