savelij13
8e92305484
- Supported multiple partitions on a plysical drive. (FatFs) - Fixed an endian sensitive code in f_mkfs(). (FatFs) - Added a capability of extending the file size to f_lseek(). - Added minimization level 3. - Fixed a problem that can collapse a sector when recreate an - existing file in any sub-directory at non FAT32 cfg. (Tiny-FatFs)
55 lines
2.1 KiB
HTML
55 lines
2.1 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html lang="ja">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=Shift_JIS">
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<meta http-equiv="Content-Style-Type" content="text/css">
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<link rel="up" title="FatFs" href="../00index_j.html">
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<link rel="stylesheet" href="../css_j.css" type="text/css" media="screen" title="ELM Default">
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<title>FatFs - FIL</title>
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</head>
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<body>
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<div class="para">
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<h2>FIL</h2>
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<p><tt>FIL</tt>構造体は、f_open()で作成され、そのファイルの状態を保持します。アプリケーションから書き換え可能なメンバはありません。</p>
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<h4>FatFs</h4>
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<pre>
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typedef struct _FIL {
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WORD id; /* Owner file system mount ID (inverted) */
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BYTE flag; /* File status flags */
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BYTE sect_clust; /* Left sectors in cluster */
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FATFS* fs; /* Pointer to the owner file system object */
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DWORD fptr; /* File R/W pointer */
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DWORD fsize; /* File size */
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DWORD org_clust; /* File start cluster */
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DWORD curr_clust; /* Current cluster */
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DWORD curr_sect; /* Current sector */
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DWORD dir_sect; /* Sector containing the directory entry */
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BYTE* dir_ptr; /* Ponter to the directory entry in the window */
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BYTE buffer[512]; /* File R/W buffer */
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} FIL;
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</pre>
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<h4>Tiny-FatFs</h4>
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<pre>
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typedef struct _FIL {
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WORD id; /* Owner file system mount ID (inverted) */
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BYTE flag; /* File status flags */
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BYTE sect_clust; /* Left sectors in cluster */
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FATFS* fs; /* Pointer to owner file system */
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DWORD fptr; /* File R/W pointer */
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DWORD fsize; /* File size */
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CLUST org_clust; /* File start cluster */
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CLUST curr_clust; /* Current cluster */
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DWORD curr_sect; /* Current sector */
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DWORD dir_sect; /* Sector containing the directory entry */
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BYTE* dir_ptr; /* Ponter to the directory entry in the window */
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} FIL;
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</pre>
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</div>
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<p class="foot"><a href="../00index_j.html">戻る</a></p>
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</body>
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</html>
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