diskinfo.c

嵌入式文件系统 ucfs.包含全部源代码

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

----------------------------------------------------------------------
File        : Diskinfo.c
Purpose     : Sample program demonstrating how to retrieve disk info
---------------------------END-OF-HEADER------------------------------
*/

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


/*********************************************************************
*
*             MainTask
*/
void MainTask(void);
void MainTask(void) {
  FS_DISKFREE_T disk_data;
  FS_U32 free;
  FS_U32 space;
  char ac[500];
  int    x;

  FS_X_Log("Test FS_IoCtl command FS_CMD_GET_DISKFREE :\n");
  x = FS_IoCtl("",FS_CMD_GET_DISKFREE,0,(void*) &disk_data);
  if (x==0) {
    space = disk_data.total_clusters * disk_data.sectors_per_cluster * disk_data.bytes_per_sector;
	  free  = disk_data.avail_clusters * disk_data.sectors_per_cluster * disk_data.bytes_per_sector;
    sprintf(ac,"Total clusters     : %lu\n"
                       "Available clusters : %lu\n"
                       "Sectors/cluster    : %u\n"
                       "Bytes per sector   : %u\n"
                       "Total space        : %lu\n"
                       "Free space         : %lu\n",
		disk_data.total_clusters, disk_data.avail_clusters, disk_data.sectors_per_cluster, disk_data.bytes_per_sector, space, free);
    FS_X_Log(ac);
    FS_X_Log("OK\n");
#if FS_FAT_DISKINFO
    space = FS_GetTotalSpace("", 0);
    free  = FS_GetFreeSpace("", 0);
    sprintf(ac, "Total space : %lu\nFree space  : %lu\n", space, free);
    FS_X_Log(ac);
    FS_X_Log("OK\n");
#endif
  } else {
    FS_X_ErrorOut("Test failed\n");
  }
  FS_X_Log("\n");
}

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