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Transition FileX to Eclipse Fundation

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TiejunZhou
2024-01-02 07:35:14 +00:00
commit 14884808b5
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common/src/fxe_media_space_available.c
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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. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** FileX Component */
/** */
/** Media */
/** */
/**************************************************************************/
/**************************************************************************/
#define FX_SOURCE_CODE
/* Include necessary system files. */
#include "fx_api.h"
#include "fx_media.h"
FX_CALLER_CHECKING_EXTERNS
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _fxe_media_space_available PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function checks for errors in the media space available call. */
/* */
/* INPUT */
/* */
/* media_ptr Media control block pointer */
/* available_bytes_ptr Pointer to available bytes */
/* destination */
/* */
/* OUTPUT */
/* */
/* return status */
/* */
/* CALLS */
/* */
/* _fx_media_space_available Actual space available service*/
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 William E. Lamie Initial Version 6.0 */
/* 09-30-2020 William E. Lamie Modified comment(s), */
/* resulting in version 6.1 */
/* */
/**************************************************************************/
UINT _fxe_media_space_available(FX_MEDIA *media_ptr, ULONG *available_bytes_ptr)
{
UINT status;
/* Check for a null media pointer or destination pointer. */
if ((media_ptr == FX_NULL) || (available_bytes_ptr == FX_NULL))
{
return(FX_PTR_ERROR);
}
/* Check for a valid caller. */
FX_CALLER_CHECKING_CODE
/* Call actual media space available service. */
status = _fx_media_space_available(media_ptr, available_bytes_ptr);
/* Return status to the caller. */
return(status);
}