FreeRTOS/Common/FileSystem/FatFs-0.7e/doc/en/sfile.html

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   8 <title>FatFs - FIL</title>
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  14 <h2>FIL</h2>
  15 <p>The FIL structure (file object) holds state of an open file. It is initialzed by f_open function and discarded by f_close function. There is no member that can be changed by the application program.</p>
  16
  17 <pre>
  18 typedef struct _FIL_ {
  19     FATFS*  fs;         /* Pointer to the owner file system object */
  20     WORD    id;         /* Owner file system mount ID */
  21     BYTE    flag;       /* File status flags */
  22     BYTE    csect;      /* Sector address in the cluster */
  23     DWORD   fptr;       /* File R/W pointer */
  24     DWORD   fsize;      /* File size */
  25     DWORD   org_clust;  /* File start cluster */
  26     DWORD   curr_clust; /* Current cluster */
  27     DWORD   dsect;      /* Current data sector */
  28 #if !_FS_READONLY
  29     DWORD   dir_sect;   /* Sector containing the directory entry */
  30     BYTE*   dir_ptr;    /* Ponter to the directory entry in the window */
  31 #endif
  32 #if !_FS_TINY
  33     BYTE    buf[_MAX_SS];/* File R/W buffer */
  34 #endif
  35 } FIL;
  36 </pre>
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