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-rw-r--r--fs/fat/ff.c89
1 files changed, 45 insertions, 44 deletions
diff --git a/fs/fat/ff.c b/fs/fat/ff.c
index 4d30433e5f..c8d57ce500 100644
--- a/fs/fat/ff.c
+++ b/fs/fat/ff.c
@@ -96,6 +96,7 @@
#include <filetype.h>
#include "ff.h" /* FatFs configurations and declarations */
#include "diskio.h" /* Declarations of low level disk I/O functions */
+#include <pbl.h>
#if _FATFS != 8237
#error Wrong include file (ff.h).
@@ -214,7 +215,7 @@
#define DDE 0xE5 /* Deleted directory enrty mark in DIR_Name[0] */
#define NDDE 0x05 /* Replacement of a character collides with DDE */
-#ifndef CONFIG_FS_FAT_LFN
+#ifndef FS_FAT_LFN
#define DEF_NAMEBUF BYTE sfn[12]
#define INIT_BUF(dobj) (dobj).fn = sfn
#define FREE_BUF()
@@ -250,7 +251,7 @@ int move_window (
wsect = fs->winsect;
if (wsect != sector) { /* Changed current window */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
if (fs->wflag) { /* Write back dirty window if needed */
if (disk_write(fs, fs->win, wsect, 1) != RES_OK)
return -EIO;
@@ -277,7 +278,7 @@ int move_window (
/*
* Clean-up cached data
*/
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
static
int sync ( /* 0: successful, -EIO: failed */
FATFS *fs /* File system object */
@@ -372,7 +373,7 @@ static DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, Else:Cluster
/*
* FAT access - Change value of a FAT entry
*/
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
static int put_fat (
FATFS *fs, /* File system object */
@@ -431,7 +432,7 @@ static int put_fat (
return res;
}
-#endif /* CONFIG_FS_FAT_WRITE */
+#endif /* FS_FAT_WRITE */
@@ -439,7 +440,7 @@ static int put_fat (
/*
* FAT handling - Remove a cluster chain
*/
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
static
int remove_chain (
FATFS *fs, /* File system object */
@@ -506,7 +507,7 @@ int remove_chain (
/*
* FAT handling - Stretch or Create a cluster chain
*/
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
static
DWORD create_chain ( /* 0:No free cluster, 1:Internal error, 0xFFFFFFFF:Disk error, >=2:New cluster# */
FATFS *fs, /* File system object */
@@ -566,7 +567,7 @@ DWORD create_chain ( /* 0:No free cluster, 1:Internal error, 0xFFFFFFFF:Disk err
return ncl; /* Return new cluster number or error code */
}
-#endif /* CONFIG_FS_FAT_WRITE */
+#endif /* FS_FAT_WRITE */
/*
* Directory handling - Set directory index
@@ -657,7 +658,7 @@ static int dir_next ( /* 0:Succeeded, FR_NO_FILE:End of table, FR_DENIED:EOT and
return -EIO;
if (clst >= dj->fs->n_fatent) { /* When it reached end of dynamic table */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
BYTE c;
if (!stretch)
@@ -708,7 +709,7 @@ static int dir_next ( /* 0:Succeeded, FR_NO_FILE:End of table, FR_DENIED:EOT and
/*
* LFN handling - Test/Pick/Fit an LFN segment from/to directory entry
*/
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
/* Offset of LFN chars in the directory entry */
static const BYTE LfnOfs[] = {1,3,5,7,9,14,16,18,20,22,24,28,30};
@@ -784,7 +785,7 @@ int pick_lfn ( /* 1:Succeeded, 0:Buffer overflow */
}
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
static
void fit_lfn (
const WCHAR *lfnbuf, /* Pointer to the LFN buffer */
@@ -824,7 +825,7 @@ void fit_lfn (
/*
* Create numbered name
*/
-#if defined(CONFIG_FS_FAT_LFN) && defined(CONFIG_FS_FAT_WRITE)
+#if defined(FS_FAT_LFN) && defined(FS_FAT_WRITE)
static void gen_numname (
BYTE *dst, /* Pointer to generated SFN */
const BYTE *src, /* Pointer to source SFN to be modified */
@@ -874,7 +875,7 @@ static void gen_numname (
/*
* Calculate sum of an SFN
*/
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
static BYTE sum_sfn (
const BYTE *dir /* Ptr to directory entry */
)
@@ -897,7 +898,7 @@ static int dir_find (
{
int res;
BYTE c, *dir;
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
BYTE a, ord, sum;
#endif
@@ -905,7 +906,7 @@ static int dir_find (
if (res != 0)
return res;
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
ord = sum = 0xFF;
#endif
do {
@@ -919,7 +920,7 @@ static int dir_find (
res = -ENOENT;
break;
}
-#ifdef CONFIG_FS_FAT_LFN /* LFN configuration */
+#ifdef FS_FAT_LFN /* LFN configuration */
a = dir[DIR_Attr] & AM_MASK;
if (c == DDE || ((a & AM_VOL) && a != AM_LFN)) {
/* An entry without valid data */
@@ -970,7 +971,7 @@ static int dir_read (
{
int res;
BYTE c, *dir;
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
BYTE a, ord = 0xFF, sum = 0xFF;
#endif
@@ -986,7 +987,7 @@ static int dir_read (
res = -ENOENT;
break;
}
-#ifdef CONFIG_FS_FAT_LFN /* LFN configuration */
+#ifdef FS_FAT_LFN /* LFN configuration */
a = dir[DIR_Attr] & AM_MASK;
if (c == DDE || c == '.' || ((a & AM_VOL) && a != AM_LFN)) { /* An entry without valid data */
ord = 0xFF;
@@ -1025,7 +1026,7 @@ static int dir_read (
/*
* Register an object to the directory
*/
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
static
int dir_register ( /* 0:Successful, FR_DENIED:No free entry or too many SFN collision, -EIO:Disk error */
FF_DIR *dj /* Target directory with object name to be created */
@@ -1033,7 +1034,7 @@ int dir_register ( /* 0:Successful, FR_DENIED:No free entry or too many SFN coll
{
int res;
BYTE c, *dir;
-#ifdef CONFIG_FS_FAT_LFN /* LFN configuration */
+#ifdef FS_FAT_LFN /* LFN configuration */
WORD n, ne, is;
BYTE sn[12], *fn, sum;
WCHAR *lfn;
@@ -1127,7 +1128,7 @@ int dir_register ( /* 0:Successful, FR_DENIED:No free entry or too many SFN coll
dir = dj->dir;
memset(dir, 0, SZ_DIR); /* Clean the entry */
memcpy(dir, dj->fn, 11); /* Put SFN */
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
dir[DIR_NTres] = *(dj->fn+NS) & (NS_BODY | NS_EXT); /* Put NT flag */
#endif
dj->fs->wflag = 1;
@@ -1136,18 +1137,18 @@ int dir_register ( /* 0:Successful, FR_DENIED:No free entry or too many SFN coll
return res;
}
-#endif /* CONFIG_FS_FAT_WRITE */
+#endif /* FS_FAT_WRITE */
/*
* Remove an object from the directory
*/
-#if defined CONFIG_FS_FAT_WRITE
+#if defined FS_FAT_WRITE
static int dir_remove ( /* 0: Successful, -EIO: A disk error */
FF_DIR *dj /* Directory object pointing the entry to be removed */
)
{
int res;
-#ifdef CONFIG_FS_FAT_LFN /* LFN configuration */
+#ifdef FS_FAT_LFN /* LFN configuration */
WORD i;
i = dj->index; /* SFN index */
@@ -1181,7 +1182,7 @@ static int dir_remove ( /* 0: Successful, -EIO: A disk error */
return res;
}
-#endif /* CONFIG_FS_FAT_WRITE */
+#endif /* FS_FAT_WRITE */
/*
* Pick a segment and create the object name in directory form
@@ -1195,7 +1196,7 @@ static int create_name (
static const BYTE excvt[] = _EXCVT; /* Upper conversion table for extended chars */
#endif
-#ifdef CONFIG_FS_FAT_LFN /* LFN configuration */
+#ifdef FS_FAT_LFN /* LFN configuration */
BYTE b, cf;
WCHAR w, *lfn;
UINT i, ni, si, di;
@@ -1410,7 +1411,7 @@ static void get_fileinfo ( /* No return code */
break;
if (c == NDDE)
c = (TCHAR)DDE;
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
if ((nt & NS_BODY) && isupper(c))
c += 0x20;
#endif
@@ -1428,7 +1429,7 @@ static void get_fileinfo ( /* No return code */
c = dir[i];
if (c == ' ')
break;
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
if ((nt & NS_EXT) && isupper(c))
c += 0x20;
#endif
@@ -1449,7 +1450,7 @@ static void get_fileinfo ( /* No return code */
}
*p = 0; /* Terminate SFN str by a \0 */
-#ifdef CONFIG_FS_FAT_LFN
+#ifdef FS_FAT_LFN
if (fno->lfname && fno->lfsize) {
TCHAR *tp = fno->lfname;
WCHAR w, *lfn;
@@ -1668,7 +1669,7 @@ static int chk_mounted ( /* 0(0): successful, !=0: any error occurred */
if (fs->fsize < (szbfat + (SS(fs) - 1)) / SS(fs))
return -EINVAL;
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
/* Initialize cluster allocation information */
fs->free_clust = 0xFFFFFFFF;
fs->last_clust = 0;
@@ -1723,7 +1724,7 @@ int f_open (
fp->fs = NULL; /* Clear file object */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
mode &= FA_READ | FA_WRITE | FA_CREATE_ALWAYS | FA_OPEN_ALWAYS | FA_CREATE_NEW;
dj.fs = fatfs;
#else
@@ -1735,7 +1736,7 @@ int f_open (
res = follow_path(&dj, path); /* Follow the file path */
dir = dj.dir;
-#ifdef CONFIG_FS_FAT_WRITE /* R/W configuration */
+#ifdef FS_FAT_WRITE /* R/W configuration */
if (res == 0) {
if (!dir) /* Current dir itself */
res = -EISDIR;
@@ -1870,7 +1871,7 @@ int f_read (
cc = fp->fs->csize - csect;
if (disk_read(fp->fs, rbuff, sect, (BYTE)cc) != RES_OK)
ABORT(fp->fs, -EIO);
-#if defined CONFIG_FS_FAT_WRITE
+#if defined FS_FAT_WRITE
/* Replace one of the read sectors with cached data if it contains a dirty sector */
if ((fp->flag & FA__DIRTY) && fp->dsect - sect < cc)
memcpy(rbuff + ((fp->dsect - sect) * SS(fp->fs)), fp->buf, SS(fp->fs));
@@ -1879,7 +1880,7 @@ int f_read (
continue;
}
if (fp->dsect != sect) { /* Load data sector if not in cache */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
if (fp->flag & FA__DIRTY) { /* Write-back dirty sector cache */
if (disk_write(fp->fs, fp->buf, fp->dsect, 1) != RES_OK)
ABORT(fp->fs, -EIO);
@@ -1903,7 +1904,7 @@ int f_read (
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
/*
* Write File
*/
@@ -2044,7 +2045,7 @@ int f_sync (
return res;
}
-#endif /* CONFIG_FS_FAT_WRITE */
+#endif /* FS_FAT_WRITE */
/*
* Close File
@@ -2053,7 +2054,7 @@ int f_close (
FIL *fp /* Pointer to the file object to be closed */
)
{
-#ifndef CONFIG_FS_FAT_WRITE
+#ifndef FS_FAT_WRITE
fp->fs = 0; /* Discard file object */
return 0;
#else
@@ -2082,7 +2083,7 @@ int f_lseek (
return -ERESTARTSYS;
if (ofs > fp->fsize /* In read-only mode, clip offset with the file size */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
&& !(fp->flag & FA_WRITE)
#endif
) ofs = fp->fsize;
@@ -2098,7 +2099,7 @@ int f_lseek (
clst = fp->clust;
} else { /* When seek to back cluster, */
clst = fp->sclust; /* start from the first cluster */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
if (clst == 0) { /* If no cluster chain, create a new chain */
clst = create_chain(fp->fs, 0);
if (clst == 1)
@@ -2112,7 +2113,7 @@ int f_lseek (
}
if (clst != 0) {
while (ofs > bcs) { /* Cluster following loop */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
if (fp->flag & FA_WRITE) { /* Check if in write mode or not */
/* Force stretch if in write mode */
clst = create_chain(fp->fs, clst);
@@ -2143,7 +2144,7 @@ int f_lseek (
}
}
if (fp->fptr % SS(fp->fs) && nsect != fp->dsect) { /* Fill sector cache if needed */
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
if (fp->flag & FA__DIRTY) { /* Write-back dirty sector cache */
if (disk_write(fp->fs, fp->buf, fp->dsect, 1) != RES_OK)
ABORT(fp->fs, -EIO);
@@ -2154,7 +2155,7 @@ int f_lseek (
ABORT(fp->fs, -EIO);
fp->dsect = nsect;
}
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
if (fp->fptr > fp->fsize) { /* Set file change flag if the file size is extended */
fp->fsize = fp->fptr;
fp->flag |= FA__WRITTEN;
@@ -2269,7 +2270,7 @@ int f_stat (
return res;
}
-#ifdef CONFIG_FS_FAT_WRITE
+#ifdef FS_FAT_WRITE
/*
* Get Number of Free Clusters
*/
@@ -2706,4 +2707,4 @@ out:
return res;
}
-#endif /* CONFIG_FS_FAT_WRITE */
+#endif /* FS_FAT_WRITE */
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-26 12:19:03 +0000