getfilesize.c

来自「U/COS FS 风河为U/COS开发的文件系统.此为源码.」· C语言 代码 · 共 50 行

/*
**********************************************************************
*                          Micrium, Inc.
*                      949 Crestview Circle
*                     Weston,  FL 33327-1848
*
*                            uC/FS
*
*             (c) Copyright 2001 - 2003, Micrium, Inc.
*                      All rights reserved.
*
***********************************************************************

----------------------------------------------------------------------
File        : GetFileSize.c
Purpose     : Sample program demonstrating how to retrieve the file 
              size.
---------------------------END-OF-HEADER------------------------------
*/

#include "fs_api.h"
#include <string.h>
#include <stdio.h>

/*********************************************************************
*
*             MainTask
*/

void MainTask(void);
void MainTask(void) {
  FS_FILE * pFile;
  FS_U32    FileSize;
  char      acBuffer[50];
  pFile = FS_FOpen("Test.txt", "w");
  if (!pFile) {
    FS_ErrorOut("Could not write file");
  }
  FS_FWrite("Test file\r\n", 11, 1, pFile);
  FS_FClose(pFile);
  pFile = FS_FOpen("Test.txt", "r");
  FileSize = FS_GetFileSize(pFile);
  sprintf(acBuffer, "File size: %lu bytes", FileSize);
  FS_Log(acBuffer);
}


/*************************** End of file ****************************/