diff --git a/stm-firmware/fatfs/LICENSE.txt b/stm-firmware/fatfs/LICENSE.txt new file mode 100644 index 0000000..25379e4 --- /dev/null +++ b/stm-firmware/fatfs/LICENSE.txt @@ -0,0 +1,24 @@ +FatFs License + +FatFs has being developped as a personal project of the author, ChaN. It is free from the code anyone else wrote at current release. Following code block shows a copy of the FatFs license document that heading the source files. + +/*----------------------------------------------------------------------------/ +/ FatFs - Generic FAT Filesystem Module Rx.xx / +/-----------------------------------------------------------------------------/ +/ +/ Copyright (C) 20xx, ChaN, all right reserved. +/ +/ FatFs module is an open source software. Redistribution and use of FatFs in +/ source and binary forms, with or without modification, are permitted provided +/ that the following condition is met: +/ +/ 1. Redistributions of source code must retain the above copyright notice, +/ this condition and the following disclaimer. +/ +/ This software is provided by the copyright holder and contributors "AS IS" +/ and any warranties related to this software are DISCLAIMED. +/ The copyright owner or contributors be NOT LIABLE for any damages caused +/ by use of this software. +/----------------------------------------------------------------------------*/ + +Therefore FatFs license is one of the BSD-style licenses, but there is a significant feature. FatFs is mainly intended for embedded systems. In order to extend the usability for commercial products, the redistributions of FatFs in binary form, such as embedded code, binary library and any forms without source code, do not need to include about FatFs in the documentations. This is equivalent to the 1-clause BSD license. Of course FatFs is compatible with the most of open source software licenses include GNU GPL. When you redistribute the FatFs source code with changes or create a fork, the license can also be changed to GNU GPL, BSD-style license or any open source software license that not conflict with FatFs license. diff --git a/stm-firmware/fatfs/ff.c b/stm-firmware/fatfs/ff.c index ca7a245..4ed9ce2 100644 --- a/stm-firmware/fatfs/ff.c +++ b/stm-firmware/fatfs/ff.c @@ -1,8 +1,8 @@ /*----------------------------------------------------------------------------/ -/ FatFs - Generic FAT Filesystem Module R0.14a / +/ FatFs - Generic FAT Filesystem Module R0.14b / /-----------------------------------------------------------------------------/ / -/ Copyright (C) 2020, ChaN, all right reserved. +/ Copyright (C) 2021, ChaN, all right reserved. / / FatFs module is an open source software. Redistribution and use of FatFs in / source and binary forms, with or without modification, are permitted provided @@ -19,6 +19,7 @@ /----------------------------------------------------------------------------*/ +#include #include /* Declarations of FatFs API */ #include /* Declarations of device I/O functions */ @@ -29,7 +30,7 @@ ---------------------------------------------------------------------------*/ -#if FF_DEFINED != 80196 /* Revision ID */ +#if FF_DEFINED != 86631 /* Revision ID */ #error Wrong include file (ff.h). #endif @@ -47,6 +48,8 @@ #define IsUpper(c) ((c) >= 'A' && (c) <= 'Z') #define IsLower(c) ((c) >= 'a' && (c) <= 'z') #define IsDigit(c) ((c) >= '0' && (c) <= '9') +#define IsSeparator(c) ((c) == '/' || (c) == '\\') +#define IsTerminator(c) ((UINT)(c) < (FF_USE_LFN ? ' ' : '!')) #define IsSurrogate(c) ((c) >= 0xD800 && (c) <= 0xDFFF) #define IsSurrogateH(c) ((c) >= 0xD800 && (c) <= 0xDBFF) #define IsSurrogateL(c) ((c) >= 0xDC00 && (c) <= 0xDFFF) @@ -61,7 +64,8 @@ /* Additional file attribute bits for internal use */ #define AM_VOL 0x08 /* Volume label */ #define AM_LFN 0x0F /* LFN entry */ -#define AM_MASK 0x3F /* Mask of defined bits */ +#define AM_MASK 0x3F /* Mask of defined bits in FAT */ +#define AM_MASKX 0x37 /* Mask of defined bits in exFAT */ /* Name status flags in fn[11] */ @@ -233,7 +237,7 @@ /* Re-entrancy related */ #if FF_FS_REENTRANT #if FF_USE_LFN == 1 -#error Static LFN work area cannot be used at thread-safe configuration +#error Static LFN work area cannot be used in thread-safe configuration #endif #define LEAVE_FF(fs, res) { unlock_fs(fs, res); return res; } #else @@ -244,10 +248,10 @@ /* Definitions of logical drive - physical location conversion */ #if FF_MULTI_PARTITION #define LD2PD(vol) VolToPart[vol].pd /* Get physical drive number */ -#define LD2PT(vol) VolToPart[vol].pt /* Get partition index */ +#define LD2PT(vol) VolToPart[vol].pt /* Get partition number (0:auto search, 1..:forced partition number) */ #else #define LD2PD(vol) (BYTE)(vol) /* Each logical drive is associated with the same physical drive number */ -#define LD2PT(vol) 0 /* Find first valid partition or in SFD */ +#define LD2PT(vol) 0 /* Auto partition search */ #endif @@ -556,7 +560,7 @@ static WCHAR LfnBuf[FF_MAX_LFN + 1]; /* LFN working buffer */ /* Code conversion tables */ /*--------------------------------*/ -#if FF_CODE_PAGE == 0 /* Run-time code page configuration */ +#if FF_CODE_PAGE == 0 /* Run-time code page configuration */ #define CODEPAGE CodePage static WORD CodePage; /* Current code page */ static const BYTE *ExCvt, *DbcTbl; /* Pointer to current SBCS up-case table and DBCS code range table below */ @@ -680,53 +684,6 @@ static void st_qword (BYTE* ptr, QWORD val) /* Store an 8-byte word in little-en /* String functions */ /*-----------------------------------------------------------------------*/ -/* Copy memory to memory */ -static void mem_cpy (void* dst, const void* src, UINT cnt) -{ - BYTE *d = (BYTE*)dst; - const BYTE *s = (const BYTE*)src; - - if (cnt != 0) { - do { - *d++ = *s++; - } while (--cnt); - } -} - - -/* Fill memory block */ -static void mem_set (void* dst, int val, UINT cnt) -{ - BYTE *d = (BYTE*)dst; - - do { - *d++ = (BYTE)val; - } while (--cnt); -} - - -/* Compare memory block */ -static int mem_cmp (const void* dst, const void* src, UINT cnt) /* ZR:same, NZ:different */ -{ - const BYTE *d = (const BYTE *)dst, *s = (const BYTE *)src; - int r = 0; - - do { - r = *d++ - *s++; - } while (--cnt && r == 0); - - return r; -} - - -/* Check if chr is contained in the string */ -static int chk_chr (const char* str, int chr) /* NZ:contained, ZR:not contained */ -{ - while (*str && *str != chr) str++; - return *str; -} - - /* Test if the byte is DBC 1st byte */ static int dbc_1st (BYTE c) { @@ -795,18 +752,14 @@ static DWORD tchar2uni ( /* Returns a character in UTF-16 encoding (>=0x10000 on uc = (BYTE)*p++; /* Get an encoding unit */ if (uc & 0x80) { /* Multiple byte code? */ - if ((uc & 0xE0) == 0xC0) { /* 2-byte sequence? */ + if ((uc & 0xE0) == 0xC0) { /* 2-byte sequence? */ uc &= 0x1F; nf = 1; - } else { - if ((uc & 0xF0) == 0xE0) { /* 3-byte sequence? */ - uc &= 0x0F; nf = 2; - } else { - if ((uc & 0xF8) == 0xF0) { /* 4-byte sequence? */ - uc &= 0x07; nf = 3; - } else { /* Wrong sequence */ - return 0xFFFFFFFF; - } - } + } else if ((uc & 0xF0) == 0xE0) { /* 3-byte sequence? */ + uc &= 0x0F; nf = 2; + } else if ((uc & 0xF8) == 0xF0) { /* 4-byte sequence? */ + uc &= 0x07; nf = 3; + } else { /* Wrong sequence */ + return 0xFFFFFFFF; } do { /* Get trailing bytes */ b = (BYTE)*p++; @@ -844,8 +797,8 @@ static DWORD tchar2uni ( /* Returns a character in UTF-16 encoding (>=0x10000 on } -/* Output a TCHAR string in defined API encoding */ -static BYTE put_utf ( /* Returns number of encoding units written (0:buffer overflow or wrong encoding) */ +/* Store a Unicode char in defined API encoding */ +static UINT put_utf ( /* Returns number of encoding units written (0:buffer overflow or wrong encoding) */ DWORD chr, /* UTF-16 encoded character (Surrogate pair if >=0x10000) */ TCHAR* buf, /* Output buffer */ UINT szb /* Size of the buffer */ @@ -1011,7 +964,7 @@ static UINT inc_lock ( /* Increment object open counter and returns its index (0 && Files[i].ofs == dp->dptr) break; } - if (i == FF_FS_LOCK) { /* Not opened. Register it as new. */ + if (i == FF_FS_LOCK) { /* Not opened. Register it as new. */ for (i = 0; i < FF_FS_LOCK && Files[i].fs; i++) ; if (i == FF_FS_LOCK) return 0; /* No free entry to register (int err) */ Files[i].fs = dp->obj.fs; @@ -1038,13 +991,13 @@ static FRESULT dec_lock ( /* Decrement object open counter */ if (--i < FF_FS_LOCK) { /* Index number origin from 0 */ n = Files[i].ctr; - if (n == 0x100) n = 0; /* If write mode open, delete the entry */ - if (n > 0) n--; /* Decrement read mode open count */ + if (n == 0x100) n = 0; /* If write mode open, delete the entry */ + if (n > 0) n--; /* Decrement read mode open count */ Files[i].ctr = n; if (n == 0) Files[i].fs = 0; /* Delete the entry if open count gets zero */ res = FR_OK; } else { - res = FR_INT_ERR; /* Invalid index nunber */ + res = FR_INT_ERR; /* Invalid index nunber */ } return res; } @@ -1133,7 +1086,7 @@ static FRESULT sync_fs ( /* Returns FR_OK or FR_DISK_ERR */ if (res == FR_OK) { if (fs->fs_type == FS_FAT32 && fs->fsi_flag == 1) { /* FAT32: Update FSInfo sector if needed */ /* Create FSInfo structure */ - mem_set(fs->win, 0, sizeof fs->win); + memset(fs->win, 0, sizeof fs->win); st_word(fs->win + BS_55AA, 0xAA55); /* Boot signature */ st_dword(fs->win + FSI_LeadSig, 0x41615252); /* Leading signature */ st_dword(fs->win + FSI_StrucSig, 0x61417272); /* Structure signature */ @@ -1172,7 +1125,7 @@ static LBA_t clst2sect ( /* !=0:Sector number, 0:Failed (invalid cluster#) */ /*-----------------------------------------------------------------------*/ -/* FAT access - Read value of a FAT entry */ +/* FAT access - Read value of an FAT entry */ /*-----------------------------------------------------------------------*/ static DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, 2..0x7FFFFFFF:Cluster status */ @@ -1250,7 +1203,7 @@ static DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, 2..0x7FFFFFF #if !FF_FS_READONLY /*-----------------------------------------------------------------------*/ -/* FAT access - Change value of a FAT entry */ +/* FAT access - Change value of an FAT entry */ /*-----------------------------------------------------------------------*/ static FRESULT put_fat ( /* FR_OK(0):succeeded, !=0:error */ @@ -1271,7 +1224,7 @@ static FRESULT put_fat ( /* FR_OK(0):succeeded, !=0:error */ res = move_window(fs, fs->fatbase + (bc / SS(fs))); if (res != FR_OK) break; p = fs->win + bc++ % SS(fs); - *p = (clst & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val; /* Update 1st byte */ + *p = (clst & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val; /* Update 1st byte */ fs->wflag = 1; res = move_window(fs, fs->fatbase + (bc / SS(fs))); if (res != FR_OK) break; @@ -1684,12 +1637,12 @@ static FRESULT dir_clear ( /* Returns FR_OK or FR_DISK_ERR */ if (sync_window(fs) != FR_OK) return FR_DISK_ERR; /* Flush disk access window */ sect = clst2sect(fs, clst); /* Top of the cluster */ fs->winsect = sect; /* Set window to top of the cluster */ - mem_set(fs->win, 0, sizeof fs->win); /* Clear window buffer */ + memset(fs->win, 0, sizeof fs->win); /* Clear window buffer */ #if FF_USE_LFN == 3 /* Quick table clear by using multi-secter write */ /* Allocate a temporary buffer */ for (szb = ((DWORD)fs->csize * SS(fs) >= MAX_MALLOC) ? MAX_MALLOC : fs->csize * SS(fs), ibuf = 0; szb > SS(fs) && (ibuf = ff_memalloc(szb)) == 0; szb /= 2) ; if (szb > SS(fs)) { /* Buffer allocated? */ - mem_set(ibuf, 0, szb); + memset(ibuf, 0, szb); szb /= SS(fs); /* Bytes -> Sectors */ for (n = 0; n < fs->csize && disk_write(fs->pdrv, ibuf, sect + n, szb) == RES_OK; n += szb) ; /* Fill the cluster with 0 */ ff_memfree(ibuf); @@ -1993,7 +1946,7 @@ static void put_lfn ( do { if (wc != 0xFFFF) wc = lfn[i++]; /* Get an effective character */ st_word(dir + LfnOfs[s], wc); /* Put it */ - if (wc == 0) wc = 0xFFFF; /* Padding characters for following items */ + if (wc == 0) wc = 0xFFFF; /* Padding characters for following items */ } while (++s < 13); if (wc == 0xFFFF || !lfn[i]) ord |= LLEF; /* Last LFN part is the start of LFN sequence */ dir[LDIR_Ord] = ord; /* Set the LFN order */ @@ -2011,7 +1964,7 @@ static void put_lfn ( static void gen_numname ( BYTE* dst, /* Pointer to the buffer to store numbered SFN */ - const BYTE* src, /* Pointer to SFN */ + const BYTE* src, /* Pointer to SFN in directory form */ const WCHAR* lfn, /* Pointer to LFN */ UINT seq /* Sequence number */ ) @@ -2022,7 +1975,7 @@ static void gen_numname ( DWORD sreg; - mem_cpy(dst, src, 11); + memcpy(dst, src, 11); /* Prepare the SFN to be modified */ if (seq > 5) { /* In case of many collisions, generate a hash number instead of sequential number */ sreg = seq; @@ -2037,24 +1990,23 @@ static void gen_numname ( seq = (UINT)sreg; } - /* itoa (hexdecimal) */ + /* Make suffix (~ + hexdecimal) */ i = 7; do { - c = (BYTE)((seq % 16) + '0'); + c = (BYTE)((seq % 16) + '0'); seq /= 16; if (c > '9') c += 7; ns[i--] = c; - seq /= 16; - } while (seq); + } while (i && seq); ns[i] = '~'; - /* Append the number to the SFN body */ - for (j = 0; j < i && dst[j] != ' '; j++) { - if (dbc_1st(dst[j])) { + /* Append the suffix to the SFN body */ + for (j = 0; j < i && dst[j] != ' '; j++) { /* Find the offset to append */ + if (dbc_1st(dst[j])) { /* To avoid DBC break up */ if (j == i - 1) break; j++; } } - do { + do { /* Append the suffix */ dst[j++] = (i < 8) ? ns[i++] : ' '; } while (j < 8); } @@ -2139,47 +2091,6 @@ static DWORD xsum32 ( /* Returns 32-bit checksum */ #endif -#if FF_FS_MINIMIZE <= 1 || FF_FS_RPATH >= 2 -/*------------------------------------------------------*/ -/* exFAT: Get object information from a directory block */ -/*------------------------------------------------------*/ - -static void get_xfileinfo ( - BYTE* dirb, /* Pointer to the direcotry entry block 85+C0+C1s */ - FILINFO* fno /* Buffer to store the extracted file information */ -) -{ - WCHAR wc, hs; - UINT di, si, nc; - - /* Get file name from the entry block */ - si = SZDIRE * 2; /* 1st C1 entry */ - nc = 0; hs = 0; di = 0; - while (nc < dirb[XDIR_NumName]) { - if (si >= MAXDIRB(FF_MAX_LFN)) { di = 0; break; } /* Truncated directory block? */ - if ((si % SZDIRE) == 0) si += 2; /* Skip entry type field */ - wc = ld_word(dirb + si); si += 2; nc++; /* Get a character */ - if (hs == 0 && IsSurrogate(wc)) { /* Is it a surrogate? */ - hs = wc; continue; /* Get low surrogate */ - } - wc = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in API encoding */ - if (wc == 0) { di = 0; break; } /* Buffer overflow or wrong encoding? */ - di += wc; - hs = 0; - } - if (hs != 0) di = 0; /* Broken surrogate pair? */ - if (di == 0) fno->fname[di++] = '?'; /* Inaccessible object name? */ - fno->fname[di] = 0; /* Terminate the name */ - fno->altname[0] = 0; /* exFAT does not support SFN */ - - fno->fattrib = dirb[XDIR_Attr]; /* Attribute */ - fno->fsize = (fno->fattrib & AM_DIR) ? 0 : ld_qword(dirb + XDIR_FileSize); /* Size */ - fno->ftime = ld_word(dirb + XDIR_ModTime + 0); /* Time */ - fno->fdate = ld_word(dirb + XDIR_ModTime + 2); /* Date */ -} - -#endif /* FF_FS_MINIMIZE <= 1 || FF_FS_RPATH >= 2 */ - /*-----------------------------------*/ /* exFAT: Get a directry entry block */ @@ -2191,28 +2102,28 @@ static FRESULT load_xdir ( /* FR_INT_ERR: invalid entry block */ { FRESULT res; UINT i, sz_ent; - BYTE* dirb = dp->obj.fs->dirbuf; /* Pointer to the on-memory direcotry entry block 85+C0+C1s */ + BYTE *dirb = dp->obj.fs->dirbuf; /* Pointer to the on-memory direcotry entry block 85+C0+C1s */ - /* Load file-directory entry */ + /* Load file directory entry */ res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) return res; if (dp->dir[XDIR_Type] != ET_FILEDIR) return FR_INT_ERR; /* Invalid order */ - mem_cpy(dirb + 0 * SZDIRE, dp->dir, SZDIRE); + memcpy(dirb + 0 * SZDIRE, dp->dir, SZDIRE); sz_ent = (dirb[XDIR_NumSec] + 1) * SZDIRE; if (sz_ent < 3 * SZDIRE || sz_ent > 19 * SZDIRE) return FR_INT_ERR; - /* Load stream-extension entry */ + /* Load stream extension entry */ res = dir_next(dp, 0); if (res == FR_NO_FILE) res = FR_INT_ERR; /* It cannot be */ if (res != FR_OK) return res; res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) return res; if (dp->dir[XDIR_Type] != ET_STREAM) return FR_INT_ERR; /* Invalid order */ - mem_cpy(dirb + 1 * SZDIRE, dp->dir, SZDIRE); + memcpy(dirb + 1 * SZDIRE, dp->dir, SZDIRE); if (MAXDIRB(dirb[XDIR_NumName]) > sz_ent) return FR_INT_ERR; - /* Load file-name entries */ + /* Load file name entries */ i = 2 * SZDIRE; /* Name offset to load */ do { res = dir_next(dp, 0); @@ -2221,7 +2132,7 @@ static FRESULT load_xdir ( /* FR_INT_ERR: invalid entry block */ res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) return res; if (dp->dir[XDIR_Type] != ET_FILENAME) return FR_INT_ERR; /* Invalid order */ - if (i < MAXDIRB(FF_MAX_LFN)) mem_cpy(dirb + i, dp->dir, SZDIRE); + if (i < MAXDIRB(FF_MAX_LFN)) memcpy(dirb + i, dp->dir, SZDIRE); } while ((i += SZDIRE) < sz_ent); /* Sanity check (do it for only accessible object) */ @@ -2289,7 +2200,7 @@ static FRESULT store_xdir ( { FRESULT res; UINT nent; - BYTE* dirb = dp->obj.fs->dirbuf; /* Pointer to the direcotry entry block 85+C0+C1s */ + BYTE *dirb = dp->obj.fs->dirbuf; /* Pointer to the direcotry entry block 85+C0+C1s */ /* Create set sum */ st_word(dirb + XDIR_SetSum, xdir_sum(dirb)); @@ -2300,7 +2211,7 @@ static FRESULT store_xdir ( while (res == FR_OK) { res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) break; - mem_cpy(dp->dir, dirb, SZDIRE); + memcpy(dp->dir, dirb, SZDIRE); dp->obj.fs->wflag = 1; if (--nent == 0) break; dirb += SZDIRE; @@ -2326,7 +2237,7 @@ static void create_xdir ( /* Create file-directory and stream-extension entry */ - mem_set(dirb, 0, 2 * SZDIRE); + memset(dirb, 0, 2 * SZDIRE); dirb[0 * SZDIRE + XDIR_Type] = ET_FILEDIR; dirb[1 * SZDIRE + XDIR_Type] = ET_STREAM; @@ -2337,7 +2248,7 @@ static void create_xdir ( dirb[i++] = ET_FILENAME; dirb[i++] = 0; do { /* Fill name field */ if (wc != 0 && (wc = lfn[nlen]) != 0) nlen++; /* Get a character if exist */ - st_word(dirb + i, wc); /* Store it */ + st_word(dirb + i, wc); /* Store it */ i += 2; } while (i % SZDIRE != 0); nc1++; @@ -2402,17 +2313,17 @@ static FRESULT dir_read ( if (b == DDEM || b == '.' || (int)((attr & ~AM_ARC) == AM_VOL) != vol) { /* An entry without valid data */ ord = 0xFF; } else { - if (attr == AM_LFN) { /* An LFN entry is found */ - if (b & LLEF) { /* Is it start of an LFN sequence? */ + if (attr == AM_LFN) { /* An LFN entry is found */ + if (b & LLEF) { /* Is it start of an LFN sequence? */ sum = dp->dir[LDIR_Chksum]; b &= (BYTE)~LLEF; ord = b; dp->blk_ofs = dp->dptr; } /* Check LFN validity and capture it */ ord = (b == ord && sum == dp->dir[LDIR_Chksum] && pick_lfn(fs->lfnbuf, dp->dir)) ? ord - 1 : 0xFF; - } else { /* An SFN entry is found */ + } else { /* An SFN entry is found */ if (ord != 0 || sum != sum_sfn(dp->dir)) { /* Is there a valid LFN? */ - dp->blk_ofs = 0xFFFFFFFF; /* It has no LFN. */ + dp->blk_ofs = 0xFFFFFFFF; /* It has no LFN. */ } break; } @@ -2460,7 +2371,7 @@ static FRESULT dir_find ( /* FR_OK(0):succeeded, !=0:error */ while ((res = DIR_READ_FILE(dp)) == FR_OK) { /* Read an item */ #if FF_MAX_LFN < 255 - if (fs->dirbuf[XDIR_NumName] > FF_MAX_LFN) continue; /* Skip comparison if inaccessible object name */ + if (fs->dirbuf[XDIR_NumName] > FF_MAX_LFN) continue; /* Skip comparison if inaccessible object name */ #endif if (ld_word(fs->dirbuf + XDIR_NameHash) != hash) continue; /* Skip comparison if hash mismatched */ for (nc = fs->dirbuf[XDIR_NumName], di = SZDIRE * 2, ni = 0; nc; nc--, di += 2, ni++) { /* Compare the name */ @@ -2498,13 +2409,13 @@ static FRESULT dir_find ( /* FR_OK(0):succeeded, !=0:error */ } } else { /* An SFN entry is found */ if (ord == 0 && sum == sum_sfn(dp->dir)) break; /* LFN matched? */ - if (!(dp->fn[NSFLAG] & NS_LOSS) && !mem_cmp(dp->dir, dp->fn, 11)) break; /* SFN matched? */ + if (!(dp->fn[NSFLAG] & NS_LOSS) && !memcmp(dp->dir, dp->fn, 11)) break; /* SFN matched? */ ord = 0xFF; dp->blk_ofs = 0xFFFFFFFF; /* Reset LFN sequence */ } } #else /* Non LFN configuration */ dp->obj.attr = dp->dir[DIR_Attr] & AM_MASK; - if (!(dp->dir[DIR_Attr] & AM_VOL) && !mem_cmp(dp->dir, dp->fn, 11)) break; /* Is it a valid entry? */ + if (!(dp->dir[DIR_Attr] & AM_VOL) && !memcmp(dp->dir, dp->fn, 11)) break; /* Is it a valid entry? */ #endif res = dir_next(dp, 0); /* Next entry */ } while (res == FR_OK); @@ -2552,10 +2463,10 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too res = load_obj_xdir(&dj, &dp->obj); /* Load the object status */ if (res != FR_OK) return res; - dp->obj.objsize += (DWORD)fs->csize * SS(fs); /* Increase the directory size by cluster size */ + dp->obj.objsize += (DWORD)fs->csize * SS(fs); /* Increase the directory size by cluster size */ st_qword(fs->dirbuf + XDIR_FileSize, dp->obj.objsize); st_qword(fs->dirbuf + XDIR_ValidFileSize, dp->obj.objsize); - fs->dirbuf[XDIR_GenFlags] = dp->obj.stat | 1; /* Update the allocation status */ + fs->dirbuf[XDIR_GenFlags] = dp->obj.stat | 1; /* Update the allocation status */ res = store_xdir(&dj); /* Store the object status */ if (res != FR_OK) return res; } @@ -2566,7 +2477,7 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too } #endif /* On the FAT/FAT32 volume */ - mem_cpy(sn, dp->fn, 12); + memcpy(sn, dp->fn, 12); if (sn[NSFLAG] & NS_LOSS) { /* When LFN is out of 8.3 format, generate a numbered name */ dp->fn[NSFLAG] = NS_NOLFN; /* Find only SFN */ for (n = 1; n < 100; n++) { @@ -2605,8 +2516,8 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too if (res == FR_OK) { res = move_window(fs, dp->sect); if (res == FR_OK) { - mem_set(dp->dir, 0, SZDIRE); /* Clean the entry */ - mem_cpy(dp->dir + DIR_Name, dp->fn, 11); /* Put SFN */ + memset(dp->dir, 0, SZDIRE); /* Clean the entry */ + memcpy(dp->dir + DIR_Name, dp->fn, 11); /* Put SFN */ #if FF_USE_LFN dp->dir[DIR_NTres] = dp->fn[NSFLAG] & (NS_BODY | NS_EXT); /* Put NT flag */ #endif @@ -2642,7 +2553,7 @@ static FRESULT dir_remove ( /* FR_OK:Succeeded, FR_DISK_ERR:A disk error */ if (res != FR_OK) break; if (FF_FS_EXFAT && fs->fs_type == FS_EXFAT) { /* On the exFAT volume */ dp->dir[XDIR_Type] &= 0x7F; /* Clear the entry InUse flag. */ - } else { /* On the FAT/FAT32 volume */ + } else { /* On the FAT/FAT32 volume */ dp->dir[DIR_Name] = DDEM; /* Mark the entry 'deleted'. */ } fs->wflag = 1; @@ -2682,6 +2593,7 @@ static void get_fileinfo ( BYTE lcf; WCHAR wc, hs; FATFS *fs = dp->obj.fs; + UINT nw; #else TCHAR c; #endif @@ -2692,22 +2604,47 @@ static void get_fileinfo ( #if FF_USE_LFN /* LFN configuration */ #if FF_FS_EXFAT - if (fs->fs_type == FS_EXFAT) { /* On the exFAT volume */ - get_xfileinfo(fs->dirbuf, fno); + if (fs->fs_type == FS_EXFAT) { /* exFAT volume */ + UINT nc = 0; + + si = SZDIRE * 2; di = 0; /* 1st C1 entry in the entry block */ + hs = 0; + while (nc < fs->dirbuf[XDIR_NumName]) { + if (si >= MAXDIRB(FF_MAX_LFN)) { di = 0; break; } /* Truncated directory block? */ + if ((si % SZDIRE) == 0) si += 2; /* Skip entry type field */ + wc = ld_word(fs->dirbuf + si); si += 2; nc++; /* Get a character */ + if (hs == 0 && IsSurrogate(wc)) { /* Is it a surrogate? */ + hs = wc; continue; /* Get low surrogate */ + } + nw = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Buffer overflow or wrong char? */ + di += nw; + hs = 0; + } + if (hs != 0) di = 0; /* Broken surrogate pair? */ + if (di == 0) fno->fname[di++] = '?'; /* Inaccessible object name? */ + fno->fname[di] = 0; /* Terminate the name */ + fno->altname[0] = 0; /* exFAT does not support SFN */ + + fno->fattrib = fs->dirbuf[XDIR_Attr] & AM_MASKX; /* Attribute */ + fno->fsize = (fno->fattrib & AM_DIR) ? 0 : ld_qword(fs->dirbuf + XDIR_FileSize); /* Size */ + fno->ftime = ld_word(fs->dirbuf + XDIR_ModTime + 0); /* Time */ + fno->fdate = ld_word(fs->dirbuf + XDIR_ModTime + 2); /* Date */ return; } else #endif - { /* On the FAT/FAT32 volume */ + { /* FAT/FAT32 volume */ if (dp->blk_ofs != 0xFFFFFFFF) { /* Get LFN if available */ - si = di = hs = 0; + si = di = 0; + hs = 0; while (fs->lfnbuf[si] != 0) { wc = fs->lfnbuf[si++]; /* Get an LFN character (UTF-16) */ if (hs == 0 && IsSurrogate(wc)) { /* Is it a surrogate? */ hs = wc; continue; /* Get low surrogate */ } - wc = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in UTF-16 or UTF-8 encoding */ - if (wc == 0) { di = 0; break; } /* Invalid char or buffer overflow? */ - di += wc; + nw = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Buffer overflow or wrong char? */ + di += nw; hs = 0; } if (hs != 0) di = 0; /* Broken surrogate pair? */ @@ -2727,9 +2664,9 @@ static void get_fileinfo ( } wc = ff_oem2uni(wc, CODEPAGE); /* ANSI/OEM -> Unicode */ if (wc == 0) { di = 0; break; } /* Wrong char in the current code page? */ - wc = put_utf(wc, &fno->altname[di], FF_SFN_BUF - di); /* Store it in Unicode */ - if (wc == 0) { di = 0; break; } /* Buffer overflow? */ - di += wc; + nw = put_utf(wc, &fno->altname[di], FF_SFN_BUF - di); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Buffer overflow? */ + di += nw; #else /* ANSI/OEM output */ fno->altname[di++] = (TCHAR)wc; /* Store it without any conversion */ #endif @@ -2760,10 +2697,10 @@ static void get_fileinfo ( if (si == 9) fno->fname[di++] = '.';/* Insert a . if extension is exist */ fno->fname[di++] = c; } - fno->fname[di] = 0; + fno->fname[di] = 0; /* Terminate the SFN */ #endif - fno->fattrib = dp->dir[DIR_Attr]; /* Attribute */ + fno->fattrib = dp->dir[DIR_Attr] & AM_MASK; /* Attribute */ fno->fsize = ld_dword(dp->dir + DIR_FileSize); /* Size */ fno->ftime = ld_word(dp->dir + DIR_ModTime + 0); /* Time */ fno->fdate = ld_word(dp->dir + DIR_ModTime + 2); /* Date */ @@ -2881,16 +2818,17 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if (uc == 0xFFFFFFFF) return FR_INVALID_NAME; /* Invalid code or UTF decode error */ if (uc >= 0x10000) lfn[di++] = (WCHAR)(uc >> 16); /* Store high surrogate if needed */ wc = (WCHAR)uc; - if (wc < ' ' || wc == '/' || wc == '\\') break; /* Break if end of the path or a separator is found */ - if (wc < 0x80 && chk_chr("\"*:<>\?|\x7F", wc)) return FR_INVALID_NAME; /* Reject illegal characters for LFN */ + if (wc < ' ' || IsSeparator(wc)) break; /* Break if end of the path or a separator is found */ + if (wc < 0x80 && strchr("*:<>|\"\?\x7F", (int)wc)) return FR_INVALID_NAME; /* Reject illegal characters for LFN */ if (di >= FF_MAX_LFN) return FR_INVALID_NAME; /* Reject too long name */ - lfn[di++] = wc; /* Store the Unicode character */ + lfn[di++] = wc; /* Store the Unicode character */ } - if (wc < ' ') { /* End of path? */ - cf = NS_LAST; /* Set last segment flag */ - } else { - cf = 0; /* Next segment follows */ - while (*p == '/' || *p == '\\') p++; /* Skip duplicated separators if exist */ + if (wc < ' ') { /* Stopped at end of the path? */ + cf = NS_LAST; /* Last segment */ + } else { /* Stopped at a separator */ + while (IsSeparator(*p)) p++; /* Skip duplicated separators if exist */ + cf = 0; /* Next segment may follow */ + if (IsTerminator(*p)) cf = NS_LAST; /* Ignore terminating separator */ } *path = p; /* Return pointer to the next segment */ @@ -2898,14 +2836,14 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if ((di == 1 && lfn[di - 1] == '.') || (di == 2 && lfn[di - 1] == '.' && lfn[di - 2] == '.')) { /* Is this segment a dot name? */ lfn[di] = 0; - for (i = 0; i < 11; i++) { /* Create dot name for SFN entry */ + for (i = 0; i < 11; i++) { /* Create dot name for SFN entry */ dp->fn[i] = (i < di) ? '.' : ' '; } - dp->fn[i] = cf | NS_DOT; /* This is a dot entry */ + dp->fn[i] = cf | NS_DOT; /* This is a dot entry */ return FR_OK; } #endif - while (di) { /* Snip off trailing spaces and dots if exist */ + while (di) { /* Snip off trailing spaces and dots if exist */ wc = lfn[di - 1]; if (wc != ' ' && wc != '.') break; di--; @@ -2918,7 +2856,7 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if (si > 0 || lfn[si] == '.') cf |= NS_LOSS | NS_LFN; /* Is there any leading space or dot? */ while (di > 0 && lfn[di - 1] != '.') di--; /* Find last dot (di<=si: no extension) */ - mem_set(dp->fn, ' ', 11); + memset(dp->fn, ' ', 11); i = b = 0; ni = 8; for (;;) { wc = lfn[si++]; /* Get an LFN character */ @@ -2939,20 +2877,20 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr continue; } - if (wc >= 0x80) { /* Is this a non-ASCII character? */ + if (wc >= 0x80) { /* Is this an extended character? */ cf |= NS_LFN; /* LFN entry needs to be created */ #if FF_CODE_PAGE == 0 - if (ExCvt) { /* At SBCS */ + if (ExCvt) { /* In SBCS cfg */ wc = ff_uni2oem(wc, CODEPAGE); /* Unicode ==> ANSI/OEM code */ if (wc & 0x80) wc = ExCvt[wc & 0x7F]; /* Convert extended character to upper (SBCS) */ - } else { /* At DBCS */ - wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Upper convert ==> ANSI/OEM code */ + } else { /* In DBCS cfg */ + wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Up-convert ==> ANSI/OEM code */ } -#elif FF_CODE_PAGE < 900 /* SBCS cfg */ +#elif FF_CODE_PAGE < 900 /* In SBCS cfg */ wc = ff_uni2oem(wc, CODEPAGE); /* Unicode ==> ANSI/OEM code */ if (wc & 0x80) wc = ExCvt[wc & 0x7F]; /* Convert extended character to upper (SBCS) */ -#else /* DBCS cfg */ - wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Upper convert ==> ANSI/OEM code */ +#else /* In DBCS cfg */ + wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Up-convert ==> ANSI/OEM code */ #endif } @@ -2963,7 +2901,7 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr } dp->fn[i++] = (BYTE)(wc >> 8); /* Put 1st byte */ } else { /* SBC */ - if (wc == 0 || chk_chr("+,;=[]", wc)) { /* Replace illegal characters for SFN if needed */ + if (wc == 0 || strchr("+,;=[]", (int)wc)) { /* Replace illegal characters for SFN */ wc = '_'; cf |= NS_LOSS | NS_LFN;/* Lossy conversion */ } else { if (IsUpper(wc)) { /* ASCII upper case? */ @@ -2998,7 +2936,7 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr /* Create file name in directory form */ p = *path; sfn = dp->fn; - mem_set(sfn, ' ', 11); + memset(sfn, ' ', 11); si = i = 0; ni = 8; #if FF_FS_RPATH != 0 if (p[si] == '.') { /* Is this a dot entry? */ @@ -3007,8 +2945,8 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if (c != '.' || si >= 3) break; sfn[i++] = c; } - if (c != '/' && c != '\\' && c > ' ') return FR_INVALID_NAME; - *path = p + si; /* Return pointer to the next segment */ + if (!IsSeparator(c) && c > ' ') return FR_INVALID_NAME; + *path = p + si; /* Return pointer to the next segment */ sfn[NSFLAG] = (c <= ' ') ? NS_LAST | NS_DOT : NS_DOT; /* Set last segment flag if end of the path */ return FR_OK; } @@ -3016,8 +2954,8 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr for (;;) { c = (BYTE)p[si++]; /* Get a byte */ if (c <= ' ') break; /* Break if end of the path name */ - if (c == '/' || c == '\\') { /* Break if a separator is found */ - while (p[si] == '/' || p[si] == '\\') si++; /* Skip duplicated separator if exist */ + if (IsSeparator(c)) { /* Break if a separator is found */ + while (IsSeparator(p[si])) si++; /* Skip duplicated separator if exist */ break; } if (c == '.' || i >= ni) { /* End of body or field overflow? */ @@ -3040,16 +2978,16 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr sfn[i++] = c; sfn[i++] = d; } else { /* SBC */ - if (chk_chr("\"*+,:;<=>\?[]|\x7F", c)) return FR_INVALID_NAME; /* Reject illegal chrs for SFN */ + if (strchr("*+,:;<=>[]|\"\?\x7F", (int)c)) return FR_INVALID_NAME; /* Reject illegal chrs for SFN */ if (IsLower(c)) c -= 0x20; /* To upper */ sfn[i++] = c; } } - *path = p + si; /* Return pointer to the next segment */ + *path = &p[si]; /* Return pointer to the next segment */ if (i == 0) return FR_INVALID_NAME; /* Reject nul string */ if (sfn[0] == DDEM) sfn[0] = RDDEM; /* If the first character collides with DDEM, replace it with RDDEM */ - sfn[NSFLAG] = (c <= ' ') ? NS_LAST : 0; /* Set last segment flag if end of the path */ + sfn[NSFLAG] = (c <= ' ' || p[si] <= ' ') ? NS_LAST : 0; /* Set last segment flag if end of the path */ return FR_OK; #endif /* FF_USE_LFN */ @@ -3073,13 +3011,13 @@ static FRESULT follow_path ( /* FR_OK(0): successful, !=0: error code */ #if FF_FS_RPATH != 0 - if (*path != '/' && *path != '\\') { /* Without heading separator */ - dp->obj.sclust = fs->cdir; /* Start from current directory */ + if (!IsSeparator(*path) && (FF_STR_VOLUME_ID != 2 || !IsTerminator(*path))) { /* Without heading separator */ + dp->obj.sclust = fs->cdir; /* Start at the current directory */ } else #endif { /* With heading separator */ - while (*path == '/' || *path == '\\') path++; /* Strip heading separator */ - dp->obj.sclust = 0; /* Start from root directory */ + while (IsSeparator(*path)) path++; /* Strip separators */ + dp->obj.sclust = 0; /* Start from the root directory */ } #if FF_FS_EXFAT dp->obj.n_frag = 0; /* Invalidate last fragment counter of the object */ @@ -3120,13 +3058,13 @@ static FRESULT follow_path ( /* FR_OK(0): successful, !=0: error code */ } break; } - if (ns & NS_LAST) break; /* Last segment matched. Function completed. */ + if (ns & NS_LAST) break; /* Last segment matched. Function completed. */ /* Get into the sub-directory */ - if (!(dp->obj.attr & AM_DIR)) { /* It is not a sub-directory and cannot follow */ + if (!(dp->obj.attr & AM_DIR)) { /* It is not a sub-directory and cannot follow */ res = FR_NO_PATH; break; } #if FF_FS_EXFAT - if (fs->fs_type == FS_EXFAT) { /* Save containing directory information for next dir */ + if (fs->fs_type == FS_EXFAT) { /* Save containing directory information for next dir */ dp->obj.c_scl = dp->obj.sclust; dp->obj.c_size = ((DWORD)dp->obj.objsize & 0xFFFFFF00) | dp->obj.stat; dp->obj.c_ofs = dp->blk_ofs; @@ -3155,7 +3093,8 @@ static int get_ldnumber ( /* Returns logical drive number (-1:invalid drive numb { const TCHAR *tp, *tt; TCHAR tc; - int i, vol = -1; + int i; + int vol = -1; #if FF_STR_VOLUME_ID /* Find string volume ID */ const char *sp; char c; @@ -3163,7 +3102,7 @@ static int get_ldnumber ( /* Returns logical drive number (-1:invalid drive numb tt = tp = *path; if (!tp) return vol; /* Invalid path name? */ - do tc = *tt++; while ((UINT)tc >= (FF_USE_LFN ? ' ' : '!') && tc != ':'); /* Find a colon in the path */ + do tc = *tt++; while (!IsTerminator(tc) && tc != ':'); /* Find a colon in the path */ if (tc == ':') { /* DOS/Windows style volume ID? */ i = FF_VOLUMES; @@ -3190,21 +3129,22 @@ static int get_ldnumber ( /* Returns logical drive number (-1:invalid drive numb return vol; } #if FF_STR_VOLUME_ID == 2 /* Unix style volume ID is enabled */ - if (*tp == '/') { + if (*tp == '/') { /* Is there a volume ID? */ + while (*(tp + 1) == '/') tp++; /* Skip duplicated separator */ i = 0; do { - sp = VolumeStr[i]; tp = *path; /* This string volume ID and path name */ + tt = tp; sp = VolumeStr[i]; /* Path name and this string volume ID */ do { /* Compare the volume ID with path name */ - c = *sp++; tc = *(++tp); + c = *sp++; tc = *(++tt); if (IsLower(c)) c -= 0x20; if (IsLower(tc)) tc -= 0x20; } while (c && (TCHAR)c == tc); - } while ((c || (tc != '/' && (UINT)tc >= (FF_USE_LFN ? ' ' : '!'))) && ++i < FF_VOLUMES); /* Repeat for each ID until pattern match */ + } while ((c || (tc != '/' && !IsTerminator(tc))) && ++i < FF_VOLUMES); /* Repeat for each ID until pattern match */ if (i < FF_VOLUMES) { /* If a volume ID is found, get the drive number and strip it */ vol = i; /* Drive number */ - *path = tp; /* Snip the drive prefix off */ - return vol; + *path = tt; /* Snip the drive prefix off */ } + return vol; } #endif /* No drive prefix is found */ @@ -3253,7 +3193,7 @@ static int test_gpt_header ( /* 0:Invalid, 1:Valid */ DWORD bcc; - if (mem_cmp(gpth + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16)) return 0; /* Check sign, version (1.0) and length (92) */ + if (memcmp(gpth + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16)) return 0; /* Check sign, version (1.0) and length (92) */ for (i = 0, bcc = 0xFFFFFFFF; i < 92; i++) { /* Check header BCC */ bcc = crc32(bcc, i - GPTH_Bcc < 4 ? 0 : gpth[i]); } @@ -3295,7 +3235,7 @@ static DWORD make_rand ( /* Check what the sector is */ -static UINT check_fs ( /* 0:FAT VBR, 1:exFAT VBR, 2:Not FAT and valid BS, 3:Not FAT and invalid BS, 4:Disk error */ +static UINT check_fs ( /* 0:FAT/FAT32 VBR, 1:exFAT VBR, 2:Not FAT and valid BS, 3:Not FAT and invalid BS, 4:Disk error */ FATFS* fs, /* Filesystem object */ LBA_t sect /* Sector to load and check if it is an FAT-VBR or not */ ) @@ -3308,21 +3248,24 @@ static UINT check_fs ( /* 0:FAT VBR, 1:exFAT VBR, 2:Not FAT and valid BS, 3:Not if (move_window(fs, sect) != FR_OK) return 4; /* Load the boot sector */ sign = ld_word(fs->win + BS_55AA); #if FF_FS_EXFAT - if (sign == 0xAA55 && !mem_cmp(fs->win + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11)) return 1; /* It is an exFAT VBR */ + if (sign == 0xAA55 && !memcmp(fs->win + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11)) return 1; /* It is an exFAT VBR */ #endif b = fs->win[BS_JmpBoot]; if (b == 0xEB || b == 0xE9 || b == 0xE8) { /* Valid JumpBoot code? (short jump, near jump or near call) */ - if (sign == 0xAA55 && !mem_cmp(fs->win + BS_FilSysType32, "FAT32 ", 8)) return 0; /* It is an FAT32 VBR */ - /* FAT volumes formatted with early MS-DOS lack boot signature and FAT string, so that we need to identify the FAT VBR without them. */ + if (sign == 0xAA55 && !memcmp(fs->win + BS_FilSysType32, "FAT32 ", 8)) { + return 0; /* It is an FAT32 VBR */ + } + /* FAT volumes formatted with early MS-DOS lack BS_55AA and BS_FilSysType, so FAT VBR needs to be identified without them. */ w = ld_word(fs->win + BPB_BytsPerSec); - if ((w & (w - 1)) == 0 && w >= FF_MIN_SS && w <= FF_MAX_SS) { /* Properness of sector size */ - b = fs->win[BPB_SecPerClus]; - if (b != 0 && (b & (b - 1)) == 0 /* Properness of cluster size */ - && (fs->win[BPB_NumFATs] == 1 || fs->win[BPB_NumFATs] == 2) /* Properness of number of FATs */ - && ld_word(fs->win + BPB_RootEntCnt) != 0 /* Properness of root entry count */ - && ld_word(fs->win + BPB_FATSz16) != 0) { /* Properness of FAT size */ - return 0; /* Sector can be presumed an FAT VBR */ - } + b = fs->win[BPB_SecPerClus]; + if ((w & (w - 1)) == 0 && w >= FF_MIN_SS && w <= FF_MAX_SS /* Properness of sector size (512-4096 and 2^n) */ + && b != 0 && (b & (b - 1)) == 0 /* Properness of cluster size (2^n) */ + && ld_word(fs->win + BPB_RsvdSecCnt) != 0 /* Properness of reserved sectors (MNBZ) */ + && (UINT)fs->win[BPB_NumFATs] - 1 <= 1 /* Properness of FATs (1 or 2) */ + && ld_word(fs->win + BPB_RootEntCnt) != 0 /* Properness of root dir entries (MNBZ) */ + && (ld_word(fs->win + BPB_TotSec16) >= 128 || ld_dword(fs->win + BPB_TotSec32) >= 0x10000) /* Properness of volume sectors (>=128) */ + && ld_word(fs->win + BPB_FATSz16) != 0) { /* Properness of FAT size (MNBZ) */ + return 0; /* It can be presumed an FAT VBR */ } } return sign == 0xAA55 ? 2 : 3; /* Not an FAT VBR (valid or invalid BS) */ @@ -3341,8 +3284,8 @@ static UINT find_volume ( /* Returns BS status found in the hosting drive */ DWORD mbr_pt[4]; - fmt = check_fs(fs, 0); /* Load sector 0 and check if it is an FAT VBR as SFD */ - if (fmt != 2 && (fmt >= 3 || part == 0)) return fmt; /* Returns if it is a FAT VBR as auto scan, not a BS or disk error */ + fmt = check_fs(fs, 0); /* Load sector 0 and check if it is an FAT VBR as SFD format */ + if (fmt != 2 && (fmt >= 3 || part == 0)) return fmt; /* Returns if it is an FAT VBR as auto scan, not a BS or disk error */ /* Sector 0 is not an FAT VBR or forced partition number wants a partition */ @@ -3358,7 +3301,7 @@ static UINT find_volume ( /* Returns BS status found in the hosting drive */ for (v_ent = i = 0; i < n_ent; i++) { /* Find FAT partition */ if (move_window(fs, pt_lba + i * SZ_GPTE / SS(fs)) != FR_OK) return 4; /* PT sector */ ofs = i * SZ_GPTE % SS(fs); /* Offset in the sector */ - if (!mem_cmp(fs->win + ofs + GPTE_PtGuid, GUID_MS_Basic, 16)) { /* MS basic data partition? */ + if (!memcmp(fs->win + ofs + GPTE_PtGuid, GUID_MS_Basic, 16)) { /* MS basic data partition? */ v_ent++; fmt = check_fs(fs, ld_qword(fs->win + ofs + GPTE_FstLba)); /* Load VBR and check status */ if (part == 0 && fmt <= 1) return fmt; /* Auto search (valid FAT volume found first) */ @@ -3426,7 +3369,7 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ } /* The filesystem object is not valid. */ - /* Following code attempts to mount the volume. (find a FAT volume, analyze the BPB and initialize the filesystem object) */ + /* Following code attempts to mount the volume. (find an FAT volume, analyze the BPB and initialize the filesystem object) */ fs->fs_type = 0; /* Clear the filesystem object */ fs->pdrv = LD2PD(vol); /* Volume hosting physical drive */ @@ -3446,7 +3389,7 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ fmt = find_volume(fs, LD2PT(vol)); if (fmt == 4) return FR_DISK_ERR; /* An error occured in the disk I/O layer */ if (fmt >= 2) return FR_NO_FILESYSTEM; /* No FAT volume is found */ - bsect = fs->winsect; /* Volume location */ + bsect = fs->winsect; /* Volume offset */ /* An FAT volume is found (bsect). Following code initializes the filesystem object */ @@ -3464,8 +3407,8 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ return FR_NO_FILESYSTEM; } - maxlba = ld_qword(fs->win + BPB_TotSecEx) + bsect; /* Last LBA + 1 of the volume */ - if (!FF_LBA64 && maxlba >= 0x100000000) return FR_NO_FILESYSTEM; /* (It cannot be handled in 32-bit LBA) */ + maxlba = ld_qword(fs->win + BPB_TotSecEx) + bsect; /* Last LBA of the volume + 1 */ + if (!FF_LBA64 && maxlba >= 0x100000000) return FR_NO_FILESYSTEM; /* (It cannot be accessed in 32-bit LBA) */ fs->fsize = ld_dword(fs->win + BPB_FatSzEx); /* Number of sectors per FAT */ @@ -3473,7 +3416,7 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ if (fs->n_fats != 1) return FR_NO_FILESYSTEM; /* (Supports only 1 FAT) */ fs->csize = 1 << fs->win[BPB_SecPerClusEx]; /* Cluster size */ - if (fs->csize == 0) return FR_NO_FILESYSTEM; /* (Must be 1..32768) */ + if (fs->csize == 0) return FR_NO_FILESYSTEM; /* (Must be 1..32768 sectors) */ nclst = ld_dword(fs->win + BPB_NumClusEx); /* Number of clusters */ if (nclst > MAX_EXFAT) return FR_NO_FILESYSTEM; /* (Too many clusters) */ @@ -3494,11 +3437,11 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ if (move_window(fs, clst2sect(fs, (DWORD)fs->dirbase) + so) != FR_OK) return FR_DISK_ERR; so++; } - if (fs->win[i] == ET_BITMAP) break; /* Is it a bitmap entry? */ + if (fs->win[i] == ET_BITMAP) break; /* Is it a bitmap entry? */ i = (i + SZDIRE) % SS(fs); /* Next entry */ } - bcl = ld_dword(fs->win + i + 20); /* Bitmap cluster */ - if (bcl < 2 || bcl >= fs->n_fatent) return FR_NO_FILESYSTEM; + bcl = ld_dword(fs->win + i + 20); /* Bitmap cluster */ + if (bcl < 2 || bcl >= fs->n_fatent) return FR_NO_FILESYSTEM; /* (Wrong cluster#) */ fs->bitbase = fs->database + fs->csize * (bcl - 2); /* Bitmap sector */ for (;;) { /* Check if bitmap is contiguous */ if (move_window(fs, fs->fatbase + bcl / (SS(fs) / 4)) != FR_OK) return FR_DISK_ERR; @@ -3660,9 +3603,9 @@ static FRESULT validate ( /* Returns FR_OK or FR_INVALID_OBJECT */ /*-----------------------------------------------------------------------*/ FRESULT f_mount ( - FATFS* fs, /* Pointer to the filesystem object (NULL:unmount)*/ + FATFS* fs, /* Pointer to the filesystem object to be registered (NULL:unmount)*/ const TCHAR* path, /* Logical drive number to be mounted/unmounted */ - BYTE opt /* Mode option 0:Do not mount (delayed mount), 1:Mount immediately */ + BYTE opt /* Mount option: 0=Do not mount (delayed mount), 1=Mount immediately */ ) { FATFS *cfs; @@ -3710,14 +3653,14 @@ FRESULT f_mount ( FRESULT f_open ( FIL* fp, /* Pointer to the blank file object */ const TCHAR* path, /* Pointer to the file name */ - BYTE mode /* Access mode and file open mode flags */ + BYTE mode /* Access mode and open mode flags */ ) { FRESULT res; DIR dj; FATFS *fs; #if !FF_FS_READONLY - DWORD cl, bcs, clst, tm; + DWORD cl, bcs, clst, tm; LBA_t sc; FSIZE_t ofs; #endif @@ -3770,8 +3713,8 @@ FRESULT f_open ( fp->obj.fs = fs; init_alloc_info(fs, &fp->obj); /* Set directory entry block initial state */ - mem_set(fs->dirbuf + 2, 0, 30); /* Clear 85 entry except for NumSec */ - mem_set(fs->dirbuf + 38, 0, 26); /* Clear C0 entry except for NumName and NameHash */ + memset(fs->dirbuf + 2, 0, 30); /* Clear 85 entry except for NumSec */ + memset(fs->dirbuf + 38, 0, 26); /* Clear C0 entry except for NumName and NameHash */ fs->dirbuf[XDIR_Attr] = AM_ARC; st_dword(fs->dirbuf + XDIR_CrtTime, GET_FATTIME()); fs->dirbuf[XDIR_GenFlags] = 1; @@ -3849,17 +3792,17 @@ FRESULT f_open ( fp->obj.objsize = ld_dword(dj.dir + DIR_FileSize); } #if FF_USE_FASTSEEK - fp->cltbl = 0; /* Disable fast seek mode */ + fp->cltbl = 0; /* Disable fast seek mode */ #endif - fp->obj.fs = fs; /* Validate the file object */ + fp->obj.fs = fs; /* Validate the file object */ fp->obj.id = fs->id; - fp->flag = mode; /* Set file access mode */ - fp->err = 0; /* Clear error flag */ - fp->sect = 0; /* Invalidate current data sector */ - fp->fptr = 0; /* Set file pointer top of the file */ + fp->flag = mode; /* Set file access mode */ + fp->err = 0; /* Clear error flag */ + fp->sect = 0; /* Invalidate current data sector */ + fp->fptr = 0; /* Set file pointer top of the file */ #if !FF_FS_READONLY #if !FF_FS_TINY - mem_set(fp->buf, 0, sizeof fp->buf); /* Clear sector buffer */ + memset(fp->buf, 0, sizeof fp->buf); /* Clear sector buffer */ #endif if ((mode & FA_SEEKEND) && fp->obj.objsize > 0) { /* Seek to end of file if FA_OPEN_APPEND is specified */ fp->fptr = fp->obj.objsize; /* Offset to seek */ @@ -3882,6 +3825,9 @@ FRESULT f_open ( #endif } } +#if FF_FS_LOCK != 0 + if (res != FR_OK) dec_lock(fp->obj.lockid); /* Decrement file open counter if seek failed */ +#endif } #endif } @@ -3902,10 +3848,10 @@ FRESULT f_open ( /*-----------------------------------------------------------------------*/ FRESULT f_read ( - FIL* fp, /* Pointer to the file object */ - void* buff, /* Pointer to data buffer */ + FIL* fp, /* Open file to be read */ + void* buff, /* Data buffer to store the read data */ UINT btr, /* Number of bytes to read */ - UINT* br /* Pointer to number of bytes read */ + UINT* br /* Number of bytes read */ ) { FRESULT res; @@ -3924,8 +3870,7 @@ FRESULT f_read ( remain = fp->obj.objsize - fp->fptr; if (btr > remain) btr = (UINT)remain; /* Truncate btr by remaining bytes */ - for ( ; btr; /* Repeat until btr bytes read */ - btr -= rcnt, *br += rcnt, rbuff += rcnt, fp->fptr += rcnt) { + for ( ; btr > 0; btr -= rcnt, *br += rcnt, rbuff += rcnt, fp->fptr += rcnt) { /* Repeat until btr bytes read */ if (fp->fptr % SS(fs) == 0) { /* On the sector boundary? */ csect = (UINT)(fp->fptr / SS(fs) & (fs->csize - 1)); /* Sector offset in the cluster */ if (csect == 0) { /* On the cluster boundary? */ @@ -3957,11 +3902,11 @@ FRESULT f_read ( #if !FF_FS_READONLY && FF_FS_MINIMIZE <= 2 /* Replace one of the read sectors with cached data if it contains a dirty sector */ #if FF_FS_TINY if (fs->wflag && fs->winsect - sect < cc) { - mem_cpy(rbuff + ((fs->winsect - sect) * SS(fs)), fs->win, SS(fs)); + memcpy(rbuff + ((fs->winsect - sect) * SS(fs)), fs->win, SS(fs)); } #else if ((fp->flag & FA_DIRTY) && fp->sect - sect < cc) { - mem_cpy(rbuff + ((fp->sect - sect) * SS(fs)), fp->buf, SS(fs)); + memcpy(rbuff + ((fp->sect - sect) * SS(fs)), fp->buf, SS(fs)); } #endif #endif @@ -3985,9 +3930,9 @@ FRESULT f_read ( if (rcnt > btr) rcnt = btr; /* Clip it by btr if needed */ #if FF_FS_TINY if (move_window(fs, fp->sect) != FR_OK) ABORT(fs, FR_DISK_ERR); /* Move sector window */ - mem_cpy(rbuff, fs->win + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ + memcpy(rbuff, fs->win + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ #else - mem_cpy(rbuff, fp->buf + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ + memcpy(rbuff, fp->buf + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ #endif } @@ -4003,10 +3948,10 @@ FRESULT f_read ( /*-----------------------------------------------------------------------*/ FRESULT f_write ( - FIL* fp, /* Pointer to the file object */ - const void* buff, /* Pointer to the data to be written */ + FIL* fp, /* Open file to be written */ + const void* buff, /* Data to be written */ UINT btw, /* Number of bytes to write */ - UINT* bw /* Pointer to number of bytes written */ + UINT* bw /* Number of bytes written */ ) { FRESULT res; @@ -4027,8 +3972,7 @@ FRESULT f_write ( btw = (UINT)(0xFFFFFFFF - (DWORD)fp->fptr); } - for ( ; btw; /* Repeat until all data written */ - btw -= wcnt, *bw += wcnt, wbuff += wcnt, fp->fptr += wcnt, fp->obj.objsize = (fp->fptr > fp->obj.objsize) ? fp->fptr : fp->obj.objsize) { + for ( ; btw > 0; btw -= wcnt, *bw += wcnt, wbuff += wcnt, fp->fptr += wcnt, fp->obj.objsize = (fp->fptr > fp->obj.objsize) ? fp->fptr : fp->obj.objsize) { /* Repeat until all data written */ if (fp->fptr % SS(fs) == 0) { /* On the sector boundary? */ csect = (UINT)(fp->fptr / SS(fs)) & (fs->csize - 1); /* Sector offset in the cluster */ if (csect == 0) { /* On the cluster boundary? */ @@ -4073,12 +4017,12 @@ FRESULT f_write ( #if FF_FS_MINIMIZE <= 2 #if FF_FS_TINY if (fs->winsect - sect < cc) { /* Refill sector cache if it gets invalidated by the direct write */ - mem_cpy(fs->win, wbuff + ((fs->winsect - sect) * SS(fs)), SS(fs)); + memcpy(fs->win, wbuff + ((fs->winsect - sect) * SS(fs)), SS(fs)); fs->wflag = 0; } #else if (fp->sect - sect < cc) { /* Refill sector cache if it gets invalidated by the direct write */ - mem_cpy(fp->buf, wbuff + ((fp->sect - sect) * SS(fs)), SS(fs)); + memcpy(fp->buf, wbuff + ((fp->sect - sect) * SS(fs)), SS(fs)); fp->flag &= (BYTE)~FA_DIRTY; } #endif @@ -4104,10 +4048,10 @@ FRESULT f_write ( if (wcnt > btw) wcnt = btw; /* Clip it by btw if needed */ #if FF_FS_TINY if (move_window(fs, fp->sect) != FR_OK) ABORT(fs, FR_DISK_ERR); /* Move sector window */ - mem_cpy(fs->win + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ + memcpy(fs->win + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ fs->wflag = 1; #else - mem_cpy(fp->buf + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ + memcpy(fp->buf + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ fp->flag |= FA_DIRTY; #endif } @@ -4125,7 +4069,7 @@ FRESULT f_write ( /*-----------------------------------------------------------------------*/ FRESULT f_sync ( - FIL* fp /* Pointer to the file object */ + FIL* fp /* Open file to be synced */ ) { FRESULT res; @@ -4206,7 +4150,7 @@ FRESULT f_sync ( /*-----------------------------------------------------------------------*/ FRESULT f_close ( - FIL* fp /* Pointer to the file object to be closed */ + FIL* fp /* Open file to be closed */ ) { FRESULT res; @@ -4307,7 +4251,7 @@ FRESULT f_chdir ( } FREE_NAMBUF(); if (res == FR_NO_FILE) res = FR_NO_PATH; -#if FF_STR_VOLUME_ID == 2 /* Also current drive is changed at Unix style volume ID */ +#if FF_STR_VOLUME_ID == 2 /* Also current drive is changed if in Unix style volume ID */ if (res == FR_OK) { for (i = FF_VOLUMES - 1; i && fs != FatFs[i]; i--) ; /* Set current drive */ CurrVol = (BYTE)i; @@ -4431,7 +4375,8 @@ FRESULT f_lseek ( LBA_t nsect; FSIZE_t ifptr; #if FF_USE_FASTSEEK - DWORD cl, pcl, ncl, tcl, tlen, ulen, *tbl; + DWORD cl, pcl, ncl, tcl, tlen, ulen; + DWORD *tbl; LBA_t dsc; #endif @@ -4876,9 +4821,11 @@ FRESULT f_getfree ( } while (--clst); } } - *nclst = nfree; /* Return the free clusters */ - fs->free_clst = nfree; /* Now free_clst is valid */ - fs->fsi_flag |= 1; /* FAT32: FSInfo is to be updated */ + if (res == FR_OK) { /* Update parameters if succeeded */ + *nclst = nfree; /* Return the free clusters */ + fs->free_clst = nfree; /* Now free_clst is valid */ + fs->fsi_flag |= 1; /* FAT32: FSInfo is to be updated */ + } } } @@ -4989,12 +4936,12 @@ FRESULT f_unlink ( } if (dj.obj.attr & AM_DIR) { /* Is it a sub-directory? */ #if FF_FS_RPATH != 0 - if (dclst == fs->cdir) { /* Is it the current directory? */ + if (dclst == fs->cdir) { /* Is it the current directory? */ res = FR_DENIED; } else #endif { - sdj.obj.fs = fs; /* Open the sub-directory */ + sdj.obj.fs = fs; /* Open the sub-directory */ sdj.obj.sclust = dclst; #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { @@ -5069,12 +5016,12 @@ FRESULT f_mkdir ( res = dir_clear(fs, dcl); /* Clean up the new table */ if (res == FR_OK) { if (!FF_FS_EXFAT || fs->fs_type != FS_EXFAT) { /* Create dot entries (FAT only) */ - mem_set(fs->win + DIR_Name, ' ', 11); /* Create "." entry */ + memset(fs->win + DIR_Name, ' ', 11); /* Create "." entry */ fs->win[DIR_Name] = '.'; fs->win[DIR_Attr] = AM_DIR; st_dword(fs->win + DIR_ModTime, tm); st_clust(fs, fs->win, dcl); - mem_cpy(fs->win + SZDIRE, fs->win, SZDIRE); /* Create ".." entry */ + memcpy(fs->win + SZDIRE, fs->win, SZDIRE); /* Create ".." entry */ fs->win[SZDIRE + 1] = '.'; pcl = dj.obj.sclust; st_clust(fs, fs->win + SZDIRE, pcl); fs->wflag = 1; @@ -5138,21 +5085,21 @@ FRESULT f_rename ( if (res == FR_OK) { djo.obj.fs = fs; INIT_NAMBUF(fs); - res = follow_path(&djo, path_old); /* Check old object */ + res = follow_path(&djo, path_old); /* Check old object */ if (res == FR_OK && (djo.fn[NSFLAG] & (NS_DOT | NS_NONAME))) res = FR_INVALID_NAME; /* Check validity of name */ #if FF_FS_LOCK != 0 if (res == FR_OK) { res = chk_lock(&djo, 2); } #endif - if (res == FR_OK) { /* Object to be renamed is found */ + if (res == FR_OK) { /* Object to be renamed is found */ #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { /* At exFAT volume */ BYTE nf, nn; WORD nh; - mem_cpy(buf, fs->dirbuf, SZDIRE * 2); /* Save 85+C0 entry of old object */ - mem_cpy(&djn, &djo, sizeof djo); + memcpy(buf, fs->dirbuf, SZDIRE * 2); /* Save 85+C0 entry of old object */ + memcpy(&djn, &djo, sizeof djo); res = follow_path(&djn, path_new); /* Make sure if new object name is not in use */ if (res == FR_OK) { /* Is new name already in use by any other object? */ res = (djn.obj.sclust == djo.obj.sclust && djn.dptr == djo.dptr) ? FR_NO_FILE : FR_EXIST; @@ -5162,7 +5109,7 @@ FRESULT f_rename ( if (res == FR_OK) { nf = fs->dirbuf[XDIR_NumSec]; nn = fs->dirbuf[XDIR_NumName]; nh = ld_word(fs->dirbuf + XDIR_NameHash); - mem_cpy(fs->dirbuf, buf, SZDIRE * 2); /* Restore 85+C0 entry */ + memcpy(fs->dirbuf, buf, SZDIRE * 2); /* Restore 85+C0 entry */ fs->dirbuf[XDIR_NumSec] = nf; fs->dirbuf[XDIR_NumName] = nn; st_word(fs->dirbuf + XDIR_NameHash, nh); if (!(fs->dirbuf[XDIR_Attr] & AM_DIR)) fs->dirbuf[XDIR_Attr] |= AM_ARC; /* Set archive attribute if it is a file */ @@ -5173,8 +5120,8 @@ FRESULT f_rename ( } else #endif { /* At FAT/FAT32 volume */ - mem_cpy(buf, djo.dir, SZDIRE); /* Save directory entry of the object */ - mem_cpy(&djn, &djo, sizeof (DIR)); /* Duplicate the directory object */ + memcpy(buf, djo.dir, SZDIRE); /* Save directory entry of the object */ + memcpy(&djn, &djo, sizeof (DIR)); /* Duplicate the directory object */ res = follow_path(&djn, path_new); /* Make sure if new object name is not in use */ if (res == FR_OK) { /* Is new name already in use by any other object? */ res = (djn.obj.sclust == djo.obj.sclust && djn.dptr == djo.dptr) ? FR_NO_FILE : FR_EXIST; @@ -5183,7 +5130,7 @@ FRESULT f_rename ( res = dir_register(&djn); /* Register the new entry */ if (res == FR_OK) { dir = djn.dir; /* Copy directory entry of the object except name */ - mem_cpy(dir + 13, buf + 13, SZDIRE - 13); + memcpy(dir + 13, buf + 13, SZDIRE - 13); dir[DIR_Attr] = buf[DIR_Attr]; if (!(dir[DIR_Attr] & AM_DIR)) dir[DIR_Attr] |= AM_ARC; /* Set archive attribute if it is a file */ fs->wflag = 1; @@ -5349,15 +5296,16 @@ FRESULT f_getlabel ( #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { WCHAR hs; + UINT nw; for (si = di = hs = 0; si < dj.dir[XDIR_NumLabel]; si++) { /* Extract volume label from 83 entry */ wc = ld_word(dj.dir + XDIR_Label + si * 2); if (hs == 0 && IsSurrogate(wc)) { /* Is the code a surrogate? */ hs = wc; continue; } - wc = put_utf((DWORD)hs << 16 | wc, &label[di], 4); - if (wc == 0) { di = 0; break; } - di += wc; + nw = put_utf((DWORD)hs << 16 | wc, &label[di], 4); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Encode error? */ + di += nw; hs = 0; } if (hs != 0) di = 0; /* Broken surrogate pair? */ @@ -5370,10 +5318,9 @@ FRESULT f_getlabel ( wc = dj.dir[si++]; #if FF_USE_LFN && FF_LFN_UNICODE >= 1 /* Unicode output */ if (dbc_1st((BYTE)wc) && si < 11) wc = wc << 8 | dj.dir[si++]; /* Is it a DBC? */ - wc = ff_oem2uni(wc, CODEPAGE); /* Convert it into Unicode */ - if (wc != 0) wc = put_utf(wc, &label[di], 4); /* Put it in Unicode */ - if (wc == 0) { di = 0; break; } - di += wc; + wc = ff_oem2uni(wc, CODEPAGE); /* Convert it into Unicode */ + if (wc == 0) { di = 0; break; } /* Invalid char in current code page? */ + di += put_utf(wc, &label[di], 4); /* Store it in Unicode */ #else /* ANSI/OEM output */ label[di++] = (TCHAR)wc; #endif @@ -5431,7 +5378,7 @@ FRESULT f_setlabel ( BYTE dirvn[22]; UINT di; WCHAR wc; - static const char badchr[] = "+.,;=[]/\\\"*:<>\?|\x7F"; /* [0..] for FAT, [7..] for exFAT */ + static const char badchr[18] = "+.,;=[]" "/*:<>|\\\"\?\x7F"; /* [0..16] for FAT, [7..16] for exFAT */ #if FF_USE_LFN DWORD dc; #endif @@ -5442,7 +5389,7 @@ FRESULT f_setlabel ( #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { /* On the exFAT volume */ - mem_set(dirvn, 0, 22); + memset(dirvn, 0, 22); di = 0; while ((UINT)*label >= ' ') { /* Create volume label */ dc = tchar2uni(&label); /* Get a Unicode character */ @@ -5453,7 +5400,7 @@ FRESULT f_setlabel ( st_word(dirvn + di * 2, (WCHAR)(dc >> 16)); di++; } } - if (dc == 0 || chk_chr(badchr + 7, (int)dc) || di >= 11) { /* Check validity of the volume label */ + if (dc == 0 || strchr(&badchr[7], (int)dc) || di >= 11) { /* Check validity of the volume label */ LEAVE_FF(fs, FR_INVALID_NAME); } st_word(dirvn + di * 2, (WCHAR)dc); di++; @@ -5461,7 +5408,7 @@ FRESULT f_setlabel ( } else #endif { /* On the FAT/FAT32 volume */ - mem_set(dirvn, ' ', 11); + memset(dirvn, ' ', 11); di = 0; while ((UINT)*label >= ' ') { /* Create volume label */ #if FF_USE_LFN @@ -5477,7 +5424,7 @@ FRESULT f_setlabel ( if (wc >= 0x80) wc = ExCvt[wc - 0x80]; /* To upper extended characters (SBCS cfg) */ #endif #endif - if (wc == 0 || chk_chr(badchr + 0, (int)wc) || di >= (UINT)((wc >= 0x100) ? 10 : 11)) { /* Reject invalid characters for volume label */ + if (wc == 0 || strchr(&badchr[0], (int)wc) || di >= (UINT)((wc >= 0x100) ? 10 : 11)) { /* Reject invalid characters for volume label */ LEAVE_FF(fs, FR_INVALID_NAME); } if (wc >= 0x100) dirvn[di++] = (BYTE)(wc >> 8); @@ -5495,10 +5442,10 @@ FRESULT f_setlabel ( if (res == FR_OK) { if (FF_FS_EXFAT && fs->fs_type == FS_EXFAT) { dj.dir[XDIR_NumLabel] = (BYTE)di; /* Change the volume label */ - mem_cpy(dj.dir + XDIR_Label, dirvn, 22); + memcpy(dj.dir + XDIR_Label, dirvn, 22); } else { if (di != 0) { - mem_cpy(dj.dir, dirvn, 11); /* Change the volume label */ + memcpy(dj.dir, dirvn, 11); /* Change the volume label */ } else { dj.dir[DIR_Name] = DDEM; /* Remove the volume label */ } @@ -5511,14 +5458,14 @@ FRESULT f_setlabel ( if (di != 0) { /* Create a volume label entry */ res = dir_alloc(&dj, 1); /* Allocate an entry */ if (res == FR_OK) { - mem_set(dj.dir, 0, SZDIRE); /* Clean the entry */ + memset(dj.dir, 0, SZDIRE); /* Clean the entry */ if (FF_FS_EXFAT && fs->fs_type == FS_EXFAT) { dj.dir[XDIR_Type] = ET_VLABEL; /* Create volume label entry */ dj.dir[XDIR_NumLabel] = (BYTE)di; - mem_cpy(dj.dir + XDIR_Label, dirvn, 22); + memcpy(dj.dir + XDIR_Label, dirvn, 22); } else { dj.dir[DIR_Attr] = AM_VOL; /* Create volume label entry */ - mem_cpy(dj.dir, dirvn, 11); + memcpy(dj.dir, dirvn, 11); } fs->wflag = 1; res = sync_fs(fs); @@ -5655,8 +5602,7 @@ FRESULT f_forward ( remain = fp->obj.objsize - fp->fptr; if (btf > remain) btf = (UINT)remain; /* Truncate btf by remaining bytes */ - for ( ; btf && (*func)(0, 0); /* Repeat until all data transferred or stream goes busy */ - fp->fptr += rcnt, *bf += rcnt, btf -= rcnt) { + for ( ; btf > 0 && (*func)(0, 0); fp->fptr += rcnt, *bf += rcnt, btf -= rcnt) { /* Repeat until all data transferred or stream goes busy */ csect = (UINT)(fp->fptr / SS(fs) & (fs->csize - 1)); /* Sector offset in the cluster */ if (fp->fptr % SS(fs) == 0) { /* On the sector boundary? */ if (csect == 0) { /* On the cluster boundary? */ @@ -5700,7 +5646,7 @@ FRESULT f_forward ( #if !FF_FS_READONLY && FF_USE_MKFS /*-----------------------------------------------------------------------*/ -/* Create FAT/exFAT volume */ +/* Create FAT/exFAT volume (with sub-functions) */ /*-----------------------------------------------------------------------*/ #define N_SEC_TRACK 63 /* Sectors per track for determination of drive CHS */ @@ -5719,18 +5665,19 @@ static FRESULT create_partition ( { UINT i, cy; LBA_t sz_drv; - DWORD sz_drv32, s_lba32, n_lba32; - BYTE *pte, hd, n_hd, sc, n_sc; + DWORD sz_drv32, nxt_alloc32, sz_part32; + BYTE *pte; + BYTE hd, n_hd, sc, n_sc; - /* Get drive size */ + /* Get physical drive size */ if (disk_ioctl(drv, GET_SECTOR_COUNT, &sz_drv) != RES_OK) return FR_DISK_ERR; #if FF_LBA64 - if (sz_drv >= FF_MIN_GPT) { /* Create partitions in GPT */ + if (sz_drv >= FF_MIN_GPT) { /* Create partitions in GPT format */ WORD ss; - UINT sz_pt, pi, si, ofs; + UINT sz_ptbl, pi, si, ofs; DWORD bcc, rnd, align; - QWORD s_lba64, n_lba64, sz_pool, s_bpt; + QWORD nxt_alloc, sz_part, sz_pool, top_bpt; static const BYTE gpt_mbr[16] = {0x00, 0x00, 0x02, 0x00, 0xEE, 0xFE, 0xFF, 0x00, 0x01, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF}; #if FF_MAX_SS != FF_MIN_SS @@ -5739,103 +5686,103 @@ static FRESULT create_partition ( #else ss = FF_MAX_SS; #endif - rnd = GET_FATTIME(); /* Random seed */ - align = GPT_ALIGN / ss; /* Partition alignment [sector] */ - sz_pt = GPT_ITEMS * SZ_GPTE / ss; /* Size of PT [sector] */ - s_bpt = sz_drv - sz_pt - 1; /* Backup PT start sector */ - s_lba64 = 2 + sz_pt; /* First allocatable sector */ - sz_pool = s_bpt - s_lba64; /* Size of allocatable area */ - bcc = 0xFFFFFFFF; n_lba64 = 1; + rnd = (DWORD)sz_drv + GET_FATTIME(); /* Random seed */ + align = GPT_ALIGN / ss; /* Partition alignment for GPT [sector] */ + sz_ptbl = GPT_ITEMS * SZ_GPTE / ss; /* Size of partition table [sector] */ + top_bpt = sz_drv - sz_ptbl - 1; /* Backup partiiton table start sector */ + nxt_alloc = 2 + sz_ptbl; /* First allocatable sector */ + sz_pool = top_bpt - nxt_alloc; /* Size of allocatable area */ + bcc = 0xFFFFFFFF; sz_part = 1; pi = si = 0; /* partition table index, size table index */ do { - if (pi * SZ_GPTE % ss == 0) mem_set(buf, 0, ss); /* Clean the buffer if needed */ - if (n_lba64 != 0) { /* Is the size table not termintated? */ - s_lba64 = (s_lba64 + align - 1) & ((QWORD)0 - align); /* Align partition start */ - n_lba64 = plst[si++]; /* Get a partition size */ - if (n_lba64 <= 100) { /* Is the size in percentage? */ - n_lba64 = sz_pool * n_lba64 / 100; - n_lba64 = (n_lba64 + align - 1) & ((QWORD)0 - align); /* Align partition end (only if in percentage) */ + if (pi * SZ_GPTE % ss == 0) memset(buf, 0, ss); /* Clean the buffer if needed */ + if (sz_part != 0) { /* Is the size table not termintated? */ + nxt_alloc = (nxt_alloc + align - 1) & ((QWORD)0 - align); /* Align partition start */ + sz_part = plst[si++]; /* Get a partition size */ + if (sz_part <= 100) { /* Is the size in percentage? */ + sz_part = sz_pool * sz_part / 100; + sz_part = (sz_part + align - 1) & ((QWORD)0 - align); /* Align partition end (only if in percentage) */ } - if (s_lba64 + n_lba64 > s_bpt) { /* Clip at end of the pool */ - n_lba64 = (s_lba64 < s_bpt) ? s_bpt - s_lba64 : 0; + if (nxt_alloc + sz_part > top_bpt) { /* Clip the size at end of the pool */ + sz_part = (nxt_alloc < top_bpt) ? top_bpt - nxt_alloc : 0; } } - if (n_lba64 != 0) { /* Add a partition? */ + if (sz_part != 0) { /* Add a partition? */ ofs = pi * SZ_GPTE % ss; - mem_cpy(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16); /* Partition GUID (Microsoft Basic Data) */ - rnd = make_rand(rnd, buf + ofs + GPTE_UpGuid, 16); /* Unique partition GUID */ - st_qword(buf + ofs + GPTE_FstLba, s_lba64); /* Partition start LBA */ - st_qword(buf + ofs + GPTE_LstLba, s_lba64 + n_lba64 - 1); /* Partition end LBA */ - s_lba64 += n_lba64; /* Next partition LBA */ + memcpy(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16); /* Set partition GUID (Microsoft Basic Data) */ + rnd = make_rand(rnd, buf + ofs + GPTE_UpGuid, 16); /* Set unique partition GUID */ + st_qword(buf + ofs + GPTE_FstLba, nxt_alloc); /* Set partition start sector */ + st_qword(buf + ofs + GPTE_LstLba, nxt_alloc + sz_part - 1); /* Set partition end sector */ + nxt_alloc += sz_part; /* Next allocatable sector */ } if ((pi + 1) * SZ_GPTE % ss == 0) { /* Write the buffer if it is filled up */ for (i = 0; i < ss; bcc = crc32(bcc, buf[i++])) ; /* Calculate table check sum */ - if (disk_write(drv, buf, 2 + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Primary table */ - if (disk_write(drv, buf, s_bpt + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Secondary table */ + if (disk_write(drv, buf, 2 + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Write to primary table */ + if (disk_write(drv, buf, top_bpt + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Write to secondary table */ } } while (++pi < GPT_ITEMS); /* Create primary GPT header */ - mem_set(buf, 0, ss); - mem_cpy(buf + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16); /* Signature, version (1.0) and size (92) */ - st_dword(buf + GPTH_PtBcc, ~bcc); /* Table check sum */ - st_qword(buf + GPTH_CurLba, 1); /* LBA of this header */ - st_qword(buf + GPTH_BakLba, sz_drv - 1); /* LBA of another header */ - st_qword(buf + GPTH_FstLba, 2 + sz_pt); /* LBA of first allocatable sector */ - st_qword(buf + GPTH_LstLba, s_bpt - 1); /* LBA of last allocatable sector */ - st_dword(buf + GPTH_PteSize, SZ_GPTE); /* Size of a table entry */ - st_dword(buf + GPTH_PtNum, GPT_ITEMS); /* Number of table entries */ - st_dword(buf + GPTH_PtOfs, 2); /* LBA of this table */ + memset(buf, 0, ss); + memcpy(buf + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16); /* Signature, version (1.0) and size (92) */ + st_dword(buf + GPTH_PtBcc, ~bcc); /* Table check sum */ + st_qword(buf + GPTH_CurLba, 1); /* LBA of this header */ + st_qword(buf + GPTH_BakLba, sz_drv - 1); /* LBA of secondary header */ + st_qword(buf + GPTH_FstLba, 2 + sz_ptbl); /* LBA of first allocatable sector */ + st_qword(buf + GPTH_LstLba, top_bpt - 1); /* LBA of last allocatable sector */ + st_dword(buf + GPTH_PteSize, SZ_GPTE); /* Size of a table entry */ + st_dword(buf + GPTH_PtNum, GPT_ITEMS); /* Number of table entries */ + st_dword(buf + GPTH_PtOfs, 2); /* LBA of this table */ rnd = make_rand(rnd, buf + GPTH_DskGuid, 16); /* Disk GUID */ for (i = 0, bcc= 0xFFFFFFFF; i < 92; bcc = crc32(bcc, buf[i++])) ; /* Calculate header check sum */ - st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ + st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ if (disk_write(drv, buf, 1, 1) != RES_OK) return FR_DISK_ERR; /* Create secondary GPT header */ - st_qword(buf + GPTH_CurLba, sz_drv - 1); /* LBA of this header */ - st_qword(buf + GPTH_BakLba, 1); /* LBA of another header */ - st_qword(buf + GPTH_PtOfs, s_bpt); /* LBA of this table */ + st_qword(buf + GPTH_CurLba, sz_drv - 1); /* LBA of this header */ + st_qword(buf + GPTH_BakLba, 1); /* LBA of primary header */ + st_qword(buf + GPTH_PtOfs, top_bpt); /* LBA of this table */ st_dword(buf + GPTH_Bcc, 0); for (i = 0, bcc= 0xFFFFFFFF; i < 92; bcc = crc32(bcc, buf[i++])) ; /* Calculate header check sum */ - st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ + st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ if (disk_write(drv, buf, sz_drv - 1, 1) != RES_OK) return FR_DISK_ERR; /* Create protective MBR */ - mem_set(buf, 0, ss); - mem_cpy(buf + MBR_Table, gpt_mbr, 16); /* Create a GPT partition */ + memset(buf, 0, ss); + memcpy(buf + MBR_Table, gpt_mbr, 16); /* Create a GPT partition */ st_word(buf + BS_55AA, 0xAA55); if (disk_write(drv, buf, 0, 1) != RES_OK) return FR_DISK_ERR; } else #endif - { /* Create partitions in MBR */ + { /* Create partitions in MBR format */ sz_drv32 = (DWORD)sz_drv; - n_sc = N_SEC_TRACK; /* Determine drive CHS without any consideration of the drive geometry */ + n_sc = N_SEC_TRACK; /* Determine drive CHS without any consideration of the drive geometry */ for (n_hd = 8; n_hd != 0 && sz_drv32 / n_hd / n_sc > 1024; n_hd *= 2) ; - if (n_hd == 0) n_hd = 255; /* Number of heads needs to be <256 */ + if (n_hd == 0) n_hd = 255; /* Number of heads needs to be <256 */ - mem_set(buf, 0, FF_MAX_SS); /* Clear MBR */ + memset(buf, 0, FF_MAX_SS); /* Clear MBR */ pte = buf + MBR_Table; /* Partition table in the MBR */ - for (i = 0, s_lba32 = n_sc; i < 4 && s_lba32 != 0 && s_lba32 < sz_drv32; i++, s_lba32 += n_lba32) { - n_lba32 = (DWORD)plst[i]; /* Get partition size */ - if (n_lba32 <= 100) n_lba32 = (n_lba32 == 100) ? sz_drv32 : sz_drv32 / 100 * n_lba32; /* Size in percentage? */ - if (s_lba32 + n_lba32 > sz_drv32 || s_lba32 + n_lba32 < s_lba32) n_lba32 = sz_drv32 - s_lba32; /* Clip at drive size */ - if (n_lba32 == 0) break; /* End of table or no sector to allocate? */ + for (i = 0, nxt_alloc32 = n_sc; i < 4 && nxt_alloc32 != 0 && nxt_alloc32 < sz_drv32; i++, nxt_alloc32 += sz_part32) { + sz_part32 = (DWORD)plst[i]; /* Get partition size */ + if (sz_part32 <= 100) sz_part32 = (sz_part32 == 100) ? sz_drv32 : sz_drv32 / 100 * sz_part32; /* Size in percentage? */ + if (nxt_alloc32 + sz_part32 > sz_drv32 || nxt_alloc32 + sz_part32 < nxt_alloc32) sz_part32 = sz_drv32 - nxt_alloc32; /* Clip at drive size */ + if (sz_part32 == 0) break; /* End of table or no sector to allocate? */ - st_dword(pte + PTE_StLba, s_lba32); /* Start LBA */ - st_dword(pte + PTE_SizLba, n_lba32); /* Number of sectors */ + st_dword(pte + PTE_StLba, nxt_alloc32); /* Start LBA */ + st_dword(pte + PTE_SizLba, sz_part32); /* Number of sectors */ pte[PTE_System] = sys; /* System type */ - cy = (UINT)(s_lba32 / n_sc / n_hd); /* Start cylinder */ - hd = (BYTE)(s_lba32 / n_sc % n_hd); /* Start head */ - sc = (BYTE)(s_lba32 % n_sc + 1); /* Start sector */ + cy = (UINT)(nxt_alloc32 / n_sc / n_hd); /* Start cylinder */ + hd = (BYTE)(nxt_alloc32 / n_sc % n_hd); /* Start head */ + sc = (BYTE)(nxt_alloc32 % n_sc + 1); /* Start sector */ pte[PTE_StHead] = hd; pte[PTE_StSec] = (BYTE)((cy >> 2 & 0xC0) | sc); pte[PTE_StCyl] = (BYTE)cy; - cy = (UINT)((s_lba32 + n_lba32 - 1) / n_sc / n_hd); /* End cylinder */ - hd = (BYTE)((s_lba32 + n_lba32 - 1) / n_sc % n_hd); /* End head */ - sc = (BYTE)((s_lba32 + n_lba32 - 1) % n_sc + 1); /* End sector */ + cy = (UINT)((nxt_alloc32 + sz_part32 - 1) / n_sc / n_hd); /* End cylinder */ + hd = (BYTE)((nxt_alloc32 + sz_part32 - 1) / n_sc % n_hd); /* End head */ + sc = (BYTE)((nxt_alloc32 + sz_part32 - 1) % n_sc + 1); /* End sector */ pte[PTE_EdHead] = hd; pte[PTE_EdSec] = (BYTE)((cy >> 2 & 0xC0) | sc); pte[PTE_EdCyl] = (BYTE)cy; @@ -5864,7 +5811,7 @@ FRESULT f_mkfs ( static const MKFS_PARM defopt = {FM_ANY, 0, 0, 0, 0}; /* Default parameter */ BYTE fsopt, fsty, sys, *buf, *pte, pdrv, ipart; WORD ss; /* Sector size */ - DWORD sz_buf, sz_blk, n_clst, pau, nsect, n; + DWORD sz_buf, sz_blk, n_clst, pau, nsect, n, vsn; LBA_t sz_vol, b_vol, b_fat, b_data; /* Size of volume, Base LBA of volume, fat, data */ LBA_t sect, lba[2]; DWORD sz_rsv, sz_fat, sz_dir, sz_au; /* Size of reserved, fat, dir, data, cluster */ @@ -5930,7 +5877,7 @@ FRESULT f_mkfs ( ofs = i = 0; while (n_ent) { /* Find MS Basic partition with order of ipart */ if (ofs == 0 && disk_read(pdrv, buf, pt_lba++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Get PT sector */ - if (!mem_cmp(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16) && ++i == ipart) { /* MS basic data partition? */ + if (!memcmp(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16) && ++i == ipart) { /* MS basic data partition? */ b_vol = ld_qword(buf + ofs + GPTE_FstLba); sz_vol = ld_qword(buf + ofs + GPTE_LstLba) - b_vol + 1; break; @@ -5966,7 +5913,7 @@ FRESULT f_mkfs ( } if (sz_vol < 128) LEAVE_MKFS(FR_MKFS_ABORTED); /* Check if volume size is >=128s */ - /* Now start to create a FAT volume at b_vol and sz_vol */ + /* Now start to create an FAT volume at b_vol and sz_vol */ do { /* Pre-determine the FAT type */ if (FF_FS_EXFAT && (fsopt & FM_EXFAT)) { /* exFAT possible? */ @@ -5987,6 +5934,8 @@ FRESULT f_mkfs ( fsty = FS_FAT16; } while (0); + vsn = (DWORD)sz_vol + GET_FATTIME(); /* VSN generated from current time and partitiion size */ + #if FF_FS_EXFAT if (fsty == FS_EXFAT) { /* Create an exFAT volume */ DWORD szb_bit, szb_case, sum, nbit, clu, clen[3]; @@ -6041,7 +5990,7 @@ FRESULT f_mkfs ( ch = (WCHAR)j; si += (WCHAR)j; /* Number of chars to skip */ st = 0; } - sum = xsum32(buf[i + 0] = (BYTE)ch, sum); /* Put it into the write buffer */ + sum = xsum32(buf[i + 0] = (BYTE)ch, sum); /* Put it into the write buffer */ sum = xsum32(buf[i + 1] = (BYTE)(ch >> 8), sum); i += 2; szb_case += 2; if (si == 0 || i == sz_buf * ss) { /* Write buffered data when buffer full or end of process */ @@ -6057,7 +6006,7 @@ FRESULT f_mkfs ( sect = b_data; nsect = (szb_bit + ss - 1) / ss; /* Start of bitmap and number of bitmap sectors */ nbit = clen[0] + clen[1] + clen[2]; /* Number of clusters in-use by system (bitmap, up-case and root-dir) */ do { - mem_set(buf, 0, sz_buf * ss); /* Initialize bitmap buffer */ + memset(buf, 0, sz_buf * ss); /* Initialize bitmap buffer */ for (i = 0; nbit != 0 && i / 8 < sz_buf * ss; buf[i / 8] |= 1 << (i % 8), i++, nbit--) ; /* Mark used clusters */ n = (nsect > sz_buf) ? sz_buf : nsect; /* Write the buffered data */ if (disk_write(pdrv, buf, sect, n) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); @@ -6068,7 +6017,7 @@ FRESULT f_mkfs ( sect = b_fat; nsect = sz_fat; /* Start of FAT and number of FAT sectors */ j = nbit = clu = 0; do { - mem_set(buf, 0, sz_buf * ss); i = 0; /* Clear work area and reset write offset */ + memset(buf, 0, sz_buf * ss); i = 0; /* Clear work area and reset write offset */ if (clu == 0) { /* Initialize FAT [0] and FAT[1] */ st_dword(buf + i, 0xFFFFFFF8); i += 4; clu++; st_dword(buf + i, 0xFFFFFFFF); i += 4; clu++; @@ -6086,20 +6035,20 @@ FRESULT f_mkfs ( } while (nsect); /* Initialize the root directory */ - mem_set(buf, 0, sz_buf * ss); - buf[SZDIRE * 0 + 0] = ET_VLABEL; /* Volume label entry (no label) */ - buf[SZDIRE * 1 + 0] = ET_BITMAP; /* Bitmap entry */ - st_dword(buf + SZDIRE * 1 + 20, 2); /* cluster */ - st_dword(buf + SZDIRE * 1 + 24, szb_bit); /* size */ - buf[SZDIRE * 2 + 0] = ET_UPCASE; /* Up-case table entry */ - st_dword(buf + SZDIRE * 2 + 4, sum); /* sum */ - st_dword(buf + SZDIRE * 2 + 20, 2 + clen[0]); /* cluster */ - st_dword(buf + SZDIRE * 2 + 24, szb_case); /* size */ + memset(buf, 0, sz_buf * ss); + buf[SZDIRE * 0 + 0] = ET_VLABEL; /* Volume label entry (no label) */ + buf[SZDIRE * 1 + 0] = ET_BITMAP; /* Bitmap entry */ + st_dword(buf + SZDIRE * 1 + 20, 2); /* cluster */ + st_dword(buf + SZDIRE * 1 + 24, szb_bit); /* size */ + buf[SZDIRE * 2 + 0] = ET_UPCASE; /* Up-case table entry */ + st_dword(buf + SZDIRE * 2 + 4, sum); /* sum */ + st_dword(buf + SZDIRE * 2 + 20, 2 + clen[0]); /* cluster */ + st_dword(buf + SZDIRE * 2 + 24, szb_case); /* size */ sect = b_data + sz_au * (clen[0] + clen[1]); nsect = sz_au; /* Start of the root directory and number of sectors */ do { /* Fill root directory sectors */ n = (nsect > sz_buf) ? sz_buf : nsect; if (disk_write(pdrv, buf, sect, n) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); - mem_set(buf, 0, ss); /* Rest of entries are filled with zero */ + memset(buf, 0, ss); /* Rest of entries are filled with zero */ sect += n; nsect -= n; } while (nsect); @@ -6107,8 +6056,8 @@ FRESULT f_mkfs ( sect = b_vol; for (n = 0; n < 2; n++) { /* Main record (+0) */ - mem_set(buf, 0, ss); - mem_cpy(buf + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11); /* Boot jump code (x86), OEM name */ + memset(buf, 0, ss); + memcpy(buf + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11); /* Boot jump code (x86), OEM name */ st_qword(buf + BPB_VolOfsEx, b_vol); /* Volume offset in the physical drive [sector] */ st_qword(buf + BPB_TotSecEx, sz_vol); /* Volume size [sector] */ st_dword(buf + BPB_FatOfsEx, (DWORD)(b_fat - b_vol)); /* FAT offset [sector] */ @@ -6116,7 +6065,7 @@ FRESULT f_mkfs ( st_dword(buf + BPB_DataOfsEx, (DWORD)(b_data - b_vol)); /* Data offset [sector] */ st_dword(buf + BPB_NumClusEx, n_clst); /* Number of clusters */ st_dword(buf + BPB_RootClusEx, 2 + clen[0] + clen[1]); /* Root dir cluster # */ - st_dword(buf + BPB_VolIDEx, GET_FATTIME()); /* VSN */ + st_dword(buf + BPB_VolIDEx, vsn); /* VSN */ st_word(buf + BPB_FSVerEx, 0x100); /* Filesystem version (1.00) */ for (buf[BPB_BytsPerSecEx] = 0, i = ss; i >>= 1; buf[BPB_BytsPerSecEx]++) ; /* Log2 of sector size [byte] */ for (buf[BPB_SecPerClusEx] = 0, i = sz_au; i >>= 1; buf[BPB_SecPerClusEx]++) ; /* Log2 of cluster size [sector] */ @@ -6129,14 +6078,14 @@ FRESULT f_mkfs ( } if (disk_write(pdrv, buf, sect++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Extended bootstrap record (+1..+8) */ - mem_set(buf, 0, ss); + memset(buf, 0, ss); st_word(buf + ss - 2, 0xAA55); /* Signature (placed at end of sector) */ for (j = 1; j < 9; j++) { for (i = 0; i < ss; sum = xsum32(buf[i++], sum)) ; /* VBR checksum */ if (disk_write(pdrv, buf, sect++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); } /* OEM/Reserved record (+9..+10) */ - mem_set(buf, 0, ss); + memset(buf, 0, ss); for ( ; j < 11; j++) { for (i = 0; i < ss; sum = xsum32(buf[i++], sum)) ; /* VBR checksum */ if (disk_write(pdrv, buf, sect++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); @@ -6204,7 +6153,7 @@ FRESULT f_mkfs ( if (fsty == FS_FAT16) { if (n_clst > MAX_FAT16) { /* Too many clusters for FAT16 */ if (sz_au == 0 && (pau * 2) <= 64) { - sz_au = pau * 2; continue; /* Adjust cluster size and retry */ + sz_au = pau * 2; continue; /* Adjust cluster size and retry */ } if ((fsopt & FM_FAT32)) { fsty = FS_FAT32; continue; /* Switch type to FAT32 and retry */ @@ -6228,8 +6177,8 @@ FRESULT f_mkfs ( disk_ioctl(pdrv, CTRL_TRIM, lba); #endif /* Create FAT VBR */ - mem_set(buf, 0, ss); - mem_cpy(buf + BS_JmpBoot, "\xEB\xFE\x90" "MSDOS5.0", 11);/* Boot jump code (x86), OEM name */ + memset(buf, 0, ss); + memcpy(buf + BS_JmpBoot, "\xEB\xFE\x90" "MSDOS5.0", 11); /* Boot jump code (x86), OEM name */ st_word(buf + BPB_BytsPerSec, ss); /* Sector size [byte] */ buf[BPB_SecPerClus] = (BYTE)pau; /* Cluster size [sector] */ st_word(buf + BPB_RsvdSecCnt, (WORD)sz_rsv); /* Size of reserved area */ @@ -6245,20 +6194,20 @@ FRESULT f_mkfs ( st_word(buf + BPB_NumHeads, 255); /* Number of heads (for int13) */ st_dword(buf + BPB_HiddSec, (DWORD)b_vol); /* Volume offset in the physical drive [sector] */ if (fsty == FS_FAT32) { - st_dword(buf + BS_VolID32, GET_FATTIME()); /* VSN */ + st_dword(buf + BS_VolID32, vsn); /* VSN */ st_dword(buf + BPB_FATSz32, sz_fat); /* FAT size [sector] */ st_dword(buf + BPB_RootClus32, 2); /* Root directory cluster # (2) */ st_word(buf + BPB_FSInfo32, 1); /* Offset of FSINFO sector (VBR + 1) */ st_word(buf + BPB_BkBootSec32, 6); /* Offset of backup VBR (VBR + 6) */ buf[BS_DrvNum32] = 0x80; /* Drive number (for int13) */ buf[BS_BootSig32] = 0x29; /* Extended boot signature */ - mem_cpy(buf + BS_VolLab32, "NO NAME " "FAT32 ", 19); /* Volume label, FAT signature */ + memcpy(buf + BS_VolLab32, "NO NAME " "FAT32 ", 19); /* Volume label, FAT signature */ } else { - st_dword(buf + BS_VolID, GET_FATTIME()); /* VSN */ + st_dword(buf + BS_VolID, vsn); /* VSN */ st_word(buf + BPB_FATSz16, (WORD)sz_fat); /* FAT size [sector] */ buf[BS_DrvNum] = 0x80; /* Drive number (for int13) */ buf[BS_BootSig] = 0x29; /* Extended boot signature */ - mem_cpy(buf + BS_VolLab, "NO NAME " "FAT ", 19); /* Volume label, FAT signature */ + memcpy(buf + BS_VolLab, "NO NAME " "FAT ", 19); /* Volume label, FAT signature */ } st_word(buf + BS_55AA, 0xAA55); /* Signature (offset is fixed here regardless of sector size) */ if (disk_write(pdrv, buf, b_vol, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Write it to the VBR sector */ @@ -6266,7 +6215,7 @@ FRESULT f_mkfs ( /* Create FSINFO record if needed */ if (fsty == FS_FAT32) { disk_write(pdrv, buf, b_vol + 6, 1); /* Write backup VBR (VBR + 6) */ - mem_set(buf, 0, ss); + memset(buf, 0, ss); st_dword(buf + FSI_LeadSig, 0x41615252); st_dword(buf + FSI_StrucSig, 0x61417272); st_dword(buf + FSI_Free_Count, n_clst - 1); /* Number of free clusters */ @@ -6277,7 +6226,7 @@ FRESULT f_mkfs ( } /* Initialize FAT area */ - mem_set(buf, 0, sz_buf * ss); + memset(buf, 0, sz_buf * ss); sect = b_fat; /* FAT start sector */ for (i = 0; i < n_fat; i++) { /* Initialize FATs each */ if (fsty == FS_FAT32) { @@ -6291,7 +6240,7 @@ FRESULT f_mkfs ( do { /* Fill FAT sectors */ n = (nsect > sz_buf) ? sz_buf : nsect; if (disk_write(pdrv, buf, sect, (UINT)n) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); - mem_set(buf, 0, ss); /* Rest of FAT all are cleared */ + memset(buf, 0, ss); /* Rest of FAT all are cleared */ sect += n; nsect -= n; } while (nsect); } @@ -6331,8 +6280,8 @@ FRESULT f_mkfs ( if (disk_write(pdrv, buf, 0, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Write it back to the MBR */ } } else { /* Volume as a new single partition */ - if (!(fsopt & FM_SFD)) { /* Create partition table if not in SFD */ - lba[0] = sz_vol, lba[1] = 0; + if (!(fsopt & FM_SFD)) { /* Create partition table if not in SFD */ + lba[0] = sz_vol; lba[1] = 0; fr = create_partition(pdrv, lba, sys, buf); if (fr != FR_OK) LEAVE_MKFS(fr); } @@ -6415,12 +6364,12 @@ TCHAR* f_gets ( if (rc != 1) break; /* EOF? */ wc = s[0]; if (dbc_1st((BYTE)wc)) { /* DBC 1st byte? */ - f_read(fp, s, 1, &rc); /* Get DBC 2nd byte */ + f_read(fp, s, 1, &rc); /* Get 2nd byte */ if (rc != 1 || !dbc_2nd(s[0])) continue; /* Wrong code? */ wc = wc << 8 | s[0]; } - dc = ff_oem2uni(wc, CODEPAGE); /* OEM --> */ - if (dc == 0) continue; + dc = ff_oem2uni(wc, CODEPAGE); /* Convert ANSI/OEM into Unicode */ + if (dc == 0) continue; /* Conversion error? */ #elif FF_STRF_ENCODE == 1 || FF_STRF_ENCODE == 2 /* Read a character in UTF-16LE/BE */ f_read(fp, s, 2, &rc); /* Get a code unit */ if (rc != 2) break; /* EOF? */ @@ -6443,7 +6392,7 @@ TCHAR* f_gets ( if ((dc & 0xF0) == 0xE0) { dc &= 0x0F; ct = 2; } /* 3-byte sequence? */ if ((dc & 0xF8) == 0xF0) { dc &= 0x07; ct = 3; } /* 4-byte sequence? */ if (ct == 0) continue; - f_read(fp, s, ct, &rc); /* Get trailing bytes */ + f_read(fp, s, ct, &rc); /* Get trailing bytes */ if (rc != ct) break; rc = 0; do { /* Merge the byte sequence */ @@ -6512,11 +6461,14 @@ TCHAR* f_gets ( #if !FF_FS_READONLY #include +#define SZ_PUTC_BUF 64 +#define SZ_NUM_BUF 32 + /*-----------------------------------------------------------------------*/ -/* Put a Character to the File (sub-functions) */ +/* Put a Character to the File (with sub-functions) */ /*-----------------------------------------------------------------------*/ -/* Putchar output buffer and work area */ +/* Output buffer and work area */ typedef struct { FIL *fp; /* Ptr to the writing file */ @@ -6527,11 +6479,11 @@ typedef struct { BYTE bs[4]; UINT wi, ct; #endif - BYTE buf[64]; /* Write buffer */ + BYTE buf[SZ_PUTC_BUF]; /* Write buffer */ } putbuff; -/* Buffered write with code conversion */ +/* Buffered file write with code conversion */ static void putc_bfd (putbuff* pb, TCHAR c) { @@ -6550,7 +6502,7 @@ static void putc_bfd (putbuff* pb, TCHAR c) } i = pb->idx; /* Write index of pb->buf[] */ - if (i < 0) return; + if (i < 0) return; /* In write error? */ nc = pb->nchr; /* Write unit counter */ #if FF_USE_LFN && FF_LFN_UNICODE @@ -6649,7 +6601,7 @@ static void putc_bfd (putbuff* pb, TCHAR c) pb->buf[i++] = (BYTE)wc; #endif -#else /* ANSI/OEM input (without re-encoding) */ +#else /* ANSI/OEM input (without re-encoding) */ pb->buf[i++] = (BYTE)c; #endif @@ -6679,7 +6631,7 @@ static int putc_flush (putbuff* pb) static void putc_init (putbuff* pb, FIL* fp) { - mem_set(pb, 0, sizeof (putbuff)); + memset(pb, 0, sizeof (putbuff)); pb->fp = fp; } @@ -6722,8 +6674,129 @@ int f_puts ( /*-----------------------------------------------------------------------*/ -/* Put a Formatted String to the File */ +/* Put a Formatted String to the File (with sub-functions) */ /*-----------------------------------------------------------------------*/ +#if FF_PRINT_FLOAT && FF_INTDEF == 2 +#include + +static int ilog10 (double n) /* Calculate log10(n) in integer output */ +{ + int rv = 0; + + while (n >= 10) { /* Decimate digit in right shift */ + if (n >= 100000) { + n /= 100000; rv += 5; + } else { + n /= 10; rv++; + } + } + while (n < 1) { /* Decimate digit in left shift */ + if (n < 0.00001) { + n *= 100000; rv -= 5; + } else { + n *= 10; rv--; + } + } + return rv; +} + + +static double i10x (int n) /* Calculate 10^n in integer input */ +{ + double rv = 1; + + while (n > 0) { /* Left shift */ + if (n >= 5) { + rv *= 100000; n -= 5; + } else { + rv *= 10; n--; + } + } + while (n < 0) { /* Right shift */ + if (n <= -5) { + rv /= 100000; n += 5; + } else { + rv /= 10; n++; + } + } + return rv; +} + + +static void ftoa ( + char* buf, /* Buffer to output the floating point string */ + double val, /* Value to output */ + int prec, /* Number of fractional digits */ + TCHAR fmt /* Notation */ +) +{ + int d; + int e = 0, m = 0; + char sign = 0; + double w; + const char *er = 0; + const char ds = FF_PRINT_FLOAT == 2 ? ',' : '.'; + + + if (isnan(val)) { /* Not a number? */ + er = "NaN"; + } else { + if (prec < 0) prec = 6; /* Default precision? (6 fractional digits) */ + if (val < 0) { /* Nagative? */ + val = 0 - val; sign = '-'; + } else { + sign = '+'; + } + if (isinf(val)) { /* Infinite? */ + er = "INF"; + } else { + if (fmt == 'f') { /* Decimal notation? */ + val += i10x(0 - prec) / 2; /* Round (nearest) */ + m = ilog10(val); + if (m < 0) m = 0; + if (m + prec + 3 >= SZ_NUM_BUF) er = "OV"; /* Buffer overflow? */ + } else { /* E notation */ + if (val != 0) { /* Not a true zero? */ + val += i10x(ilog10(val) - prec) / 2; /* Round (nearest) */ + e = ilog10(val); + if (e > 99 || prec + 7 >= SZ_NUM_BUF) { /* Buffer overflow or E > +99? */ + er = "OV"; + } else { + if (e < -99) e = -99; + val /= i10x(e); /* Normalize */ + } + } + } + } + if (!er) { /* Not error condition */ + if (sign == '-') *buf++ = sign; /* Add a - if negative value */ + do { /* Put decimal number */ + if (m == -1) *buf++ = ds; /* Insert a decimal separator when get into fractional part */ + w = i10x(m); /* Snip the highest digit d */ + d = (int)(val / w); val -= d * w; + *buf++ = (char)('0' + d); /* Put the digit */ + } while (--m >= -prec); /* Output all digits specified by prec */ + if (fmt != 'f') { /* Put exponent if needed */ + *buf++ = (char)fmt; + if (e < 0) { + e = 0 - e; *buf++ = '-'; + } else { + *buf++ = '+'; + } + *buf++ = (char)('0' + e / 10); + *buf++ = (char)('0' + e % 10); + } + } + } + if (er) { /* Error condition */ + if (sign) *buf++ = sign; /* Add sign if needed */ + do *buf++ = *er++; while (*er); /* Put error symbol */ + } + *buf = 0; /* Term */ +} +#endif /* FF_PRINT_FLOAT && FF_INTDEF == 2 */ + + int f_printf ( FIL* fp, /* Pointer to the file object */ @@ -6733,10 +6806,16 @@ int f_printf ( { va_list arp; putbuff pb; - BYTE f, r; - UINT i, j, w; + UINT i, j, w, f, r; + int prec; +#if FF_PRINT_LLI && FF_INTDEF == 2 + QWORD v; +#else DWORD v; - TCHAR c, d, str[32], *p; +#endif + TCHAR tc, pad, *tp; + TCHAR nul = 0; + char d, str[SZ_NUM_BUF]; putc_init(&pb, fp); @@ -6744,93 +6823,122 @@ int f_printf ( va_start(arp, fmt); for (;;) { - c = *fmt++; - if (c == 0) break; /* End of string */ - if (c != '%') { /* Non escape character */ - putc_bfd(&pb, c); + tc = *fmt++; + if (tc == 0) break; /* End of format string */ + if (tc != '%') { /* Not an escape character (pass-through) */ + putc_bfd(&pb, tc); continue; } - w = f = 0; - c = *fmt++; - if (c == '0') { /* Flag: '0' padding */ - f = 1; c = *fmt++; - } else { - if (c == '-') { /* Flag: left justified */ - f = 2; c = *fmt++; - } + f = w = 0; pad = ' '; prec = -1; /* Initialize parms */ + tc = *fmt++; + if (tc == '0') { /* Flag: '0' padded */ + pad = '0'; tc = *fmt++; + } else if (tc == '-') { /* Flag: Left aligned */ + f = 2; tc = *fmt++; } - if (c == '*') { /* Minimum width by argument */ + if (tc == '*') { /* Minimum width from an argument */ w = va_arg(arp, int); - c = *fmt++; + tc = *fmt++; } else { - while (IsDigit(c)) { /* Minimum width */ - w = w * 10 + c - '0'; - c = *fmt++; + while (IsDigit(tc)) { /* Minimum width */ + w = w * 10 + tc - '0'; + tc = *fmt++; } } - if (c == 'l' || c == 'L') { /* Type prefix: Size is long int */ - f |= 4; c = *fmt++; - } - if (c == 0) break; - d = c; - if (IsLower(d)) d -= 0x20; - switch (d) { /* Atgument type is... */ - case 'S': /* String */ - p = va_arg(arp, TCHAR*); - for (j = 0; p[j]; j++) ; - if (!(f & 2)) { /* Right padded */ - while (j++ < w) putc_bfd(&pb, ' ') ; + if (tc == '.') { /* Precision */ + tc = *fmt++; + if (tc == '*') { /* Precision from an argument */ + prec = va_arg(arp, int); + tc = *fmt++; + } else { + prec = 0; + while (IsDigit(tc)) { /* Precision */ + prec = prec * 10 + tc - '0'; + tc = *fmt++; + } } - while (*p) putc_bfd(&pb, *p++) ; /* String body */ - while (j++ < w) putc_bfd(&pb, ' ') ; /* Left padded */ - continue; - - case 'C': /* Character */ + } + if (tc == 'l') { /* Size: long int */ + f |= 4; tc = *fmt++; +#if FF_PRINT_LLI && FF_INTDEF == 2 + if (tc == 'l') { /* Size: long long int */ + f |= 8; tc = *fmt++; + } +#endif + } + if (tc == 0) break; /* End of format string */ + switch (tc) { /* Atgument type is... */ + case 'b': /* Unsigned binary */ + r = 2; break; + case 'o': /* Unsigned octal */ + r = 8; break; + case 'd': /* Signed decimal */ + case 'u': /* Unsigned decimal */ + r = 10; break; + case 'x': /* Unsigned hexdecimal (lower case) */ + case 'X': /* Unsigned hexdecimal (upper case) */ + r = 16; break; + case 'c': /* Character */ putc_bfd(&pb, (TCHAR)va_arg(arp, int)); continue; - - case 'B': /* Unsigned binary */ - r = 2; - break; - - case 'O': /* Unsigned octal */ - r = 8; - break; - - case 'D': /* Signed decimal */ - case 'U': /* Unsigned decimal */ - r = 10; - break; - - case 'X': /* Unsigned hexdecimal */ - r = 16; - break; - + case 's': /* String */ + tp = va_arg(arp, TCHAR*); /* Get a pointer argument */ + if (!tp) tp = &nul; /* Null ptr generates a null string */ + for (j = 0; tp[j]; j++) ; /* j = tcslen(tp) */ + if (prec >= 0 && j > (UINT)prec) j = prec; /* Limited length of string body */ + for ( ; !(f & 2) && j < w; j++) putc_bfd(&pb, pad); /* Left pads */ + while (*tp && prec--) putc_bfd(&pb, *tp++); /* Body */ + while (j++ < w) putc_bfd(&pb, ' '); /* Right pads */ + continue; +#if FF_PRINT_FLOAT && FF_INTDEF == 2 + case 'f': /* Floating point (decimal) */ + case 'e': /* Floating point (e) */ + case 'E': /* Floating point (E) */ + ftoa(str, va_arg(arp, double), prec, tc); /* Make a flaoting point string */ + for (j = strlen(str); !(f & 2) && j < w; j++) putc_bfd(&pb, pad); /* Left pads */ + for (i = 0; str[i]; putc_bfd(&pb, str[i++])) ; /* Body */ + while (j++ < w) putc_bfd(&pb, ' '); /* Right pads */ + continue; +#endif default: /* Unknown type (pass-through) */ - putc_bfd(&pb, c); continue; + putc_bfd(&pb, tc); continue; } - /* Get an argument and put it in numeral */ - v = (f & 4) ? (DWORD)va_arg(arp, long) : ((d == 'D') ? (DWORD)(long)va_arg(arp, int) : (DWORD)va_arg(arp, unsigned int)); - if (d == 'D' && (v & 0x80000000)) { - v = 0 - v; - f |= 8; + /* Get an integer argument and put it in numeral */ +#if FF_PRINT_LLI && FF_INTDEF == 2 + if (f & 8) { /* long long argument? */ + v = (QWORD)va_arg(arp, LONGLONG); + } else { + if (f & 4) { /* long argument? */ + v = (tc == 'd') ? (QWORD)(LONGLONG)va_arg(arp, long) : (QWORD)va_arg(arp, unsigned long); + } else { /* int/short/char argument */ + v = (tc == 'd') ? (QWORD)(LONGLONG)va_arg(arp, int) : (QWORD)va_arg(arp, unsigned int); + } } + if (tc == 'd' && (v & 0x8000000000000000)) { /* Negative value? */ + v = 0 - v; f |= 1; + } +#else + if (f & 4) { /* long argument? */ + v = (DWORD)va_arg(arp, long); + } else { /* int/short/char argument */ + v = (tc == 'd') ? (DWORD)(long)va_arg(arp, int) : (DWORD)va_arg(arp, unsigned int); + } + if (tc == 'd' && (v & 0x80000000)) { /* Negative value? */ + v = 0 - v; f |= 1; + } +#endif i = 0; - do { - d = (TCHAR)(v % r); v /= r; - if (d > 9) d += (c == 'x') ? 0x27 : 0x07; + do { /* Make an integer number string */ + d = (char)(v % r); v /= r; + if (d > 9) d += (tc == 'x') ? 0x27 : 0x07; str[i++] = d + '0'; - } while (v && i < sizeof str / sizeof *str); - if (f & 8) str[i++] = '-'; - j = i; d = (f & 1) ? '0' : ' '; - if (!(f & 2)) { - while (j++ < w) putc_bfd(&pb, d); /* Right pad */ - } - do { - putc_bfd(&pb, str[--i]); /* Number body */ - } while (i); - while (j++ < w) putc_bfd(&pb, d); /* Left pad */ + } while (v && i < SZ_NUM_BUF); + if (f & 1) str[i++] = '-'; /* Sign */ + /* Write it */ + for (j = i; !(f & 2) && j < w; j++) putc_bfd(&pb, pad); /* Left pads */ + do putc_bfd(&pb, (TCHAR)str[--i]); while (i); /* Body */ + while (j++ < w) putc_bfd(&pb, ' '); /* Right pads */ } va_end(arp); @@ -6852,8 +6960,8 @@ FRESULT f_setcp ( WORD cp /* Value to be set as active code page */ ) { - static const WORD validcp[] = { 437, 720, 737, 771, 775, 850, 852, 857, 860, 861, 862, 863, 864, 865, 866, 869, 932, 936, 949, 950, 0}; - static const BYTE* const tables[] = {Ct437, Ct720, Ct737, Ct771, Ct775, Ct850, Ct852, Ct857, Ct860, Ct861, Ct862, Ct863, Ct864, Ct865, Ct866, Ct869, Dc932, Dc936, Dc949, Dc950, 0}; + static const WORD validcp[22] = { 437, 720, 737, 771, 775, 850, 852, 855, 857, 860, 861, 862, 863, 864, 865, 866, 869, 932, 936, 949, 950, 0}; + static const BYTE* const tables[22] = {Ct437, Ct720, Ct737, Ct771, Ct775, Ct850, Ct852, Ct855, Ct857, Ct860, Ct861, Ct862, Ct863, Ct864, Ct865, Ct866, Ct869, Dc932, Dc936, Dc949, Dc950, 0}; UINT i; diff --git a/stm-firmware/include/fatfs/ff.h b/stm-firmware/include/fatfs/ff.h index b1dffc2..64bf79d 100644 --- a/stm-firmware/include/fatfs/ff.h +++ b/stm-firmware/include/fatfs/ff.h @@ -1,8 +1,8 @@ /*----------------------------------------------------------------------------/ -/ FatFs - Generic FAT Filesystem module R0.14a / +/ FatFs - Generic FAT Filesystem module R0.14b / /-----------------------------------------------------------------------------/ / -/ Copyright (C) 2020, ChaN, all right reserved. +/ Copyright (C) 2021, ChaN, all right reserved. / / FatFs module is an open source software. Redistribution and use of FatFs in / source and binary forms, with or without modification, are permitted provided @@ -20,7 +20,7 @@ #ifndef FF_DEFINED -#define FF_DEFINED 80196 /* Revision ID */ +#define FF_DEFINED 86631 /* Revision ID */ #ifdef __cplusplus extern "C" { @@ -35,10 +35,14 @@ extern "C" { /* Integer types used for FatFs API */ -#if defined(_WIN32) /* Main development platform */ +#if defined(_WIN32) /* Windows VC++ (for development only) */ #define FF_INTDEF 2 #include typedef unsigned __int64 QWORD; +#include +#define isnan(v) _isnan(v) +#define isinf(v) (!_finite(v)) + #elif (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || defined(__cplusplus) /* C99 or later */ #define FF_INTDEF 2 #include @@ -48,6 +52,7 @@ typedef uint16_t WORD; /* 16-bit unsigned integer */ typedef uint32_t DWORD; /* 32-bit unsigned integer */ typedef uint64_t QWORD; /* 64-bit unsigned integer */ typedef WORD WCHAR; /* UTF-16 character type */ + #else /* Earlier than C99 */ #define FF_INTDEF 1 typedef unsigned int UINT; /* int must be 16-bit or 32-bit */ @@ -58,28 +63,29 @@ typedef WORD WCHAR; /* UTF-16 character type */ #endif -/* Definitions of volume management */ +/* Type of file size and LBA variables */ -#if FF_MULTI_PARTITION /* Multiple partition configuration */ -typedef struct { - BYTE pd; /* Physical drive number */ - BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */ -} PARTITION; -extern PARTITION VolToPart[]; /* Volume - Partition mapping table */ +#if FF_FS_EXFAT +#if FF_INTDEF != 2 +#error exFAT feature wants C99 or later #endif - -#if FF_STR_VOLUME_ID -#ifndef FF_VOLUME_STRS -extern const char* VolumeStr[FF_VOLUMES]; /* User defied volume ID */ +typedef QWORD FSIZE_t; +#if FF_LBA64 +typedef QWORD LBA_t; +#else +typedef DWORD LBA_t; #endif +#else +#if FF_LBA64 +#error exFAT needs to be enabled when enable 64-bit LBA +#endif +typedef DWORD FSIZE_t; +typedef DWORD LBA_t; #endif -/* Type of path name strings on FatFs API */ - -#ifndef _INC_TCHAR -#define _INC_TCHAR +/* Type of path name strings on FatFs API (TCHAR) */ #if FF_USE_LFN && FF_LFN_UNICODE == 1 /* Unicode in UTF-16 encoding */ typedef WCHAR TCHAR; @@ -101,28 +107,22 @@ typedef char TCHAR; #define _TEXT(x) x #endif -#endif +/* Definitions of volume management */ -/* Type of file size and LBA variables */ +#if FF_MULTI_PARTITION /* Multiple partition configuration */ +typedef struct { + BYTE pd; /* Physical drive number */ + BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */ +} PARTITION; +extern PARTITION VolToPart[]; /* Volume - Partition mapping table */ +#endif -#if FF_FS_EXFAT -#if FF_INTDEF != 2 -#error exFAT feature wants C99 or later +#if FF_STR_VOLUME_ID +#ifndef FF_VOLUME_STRS +extern const char* VolumeStr[FF_VOLUMES]; /* User defied volume ID */ #endif -typedef QWORD FSIZE_t; -#if FF_LBA64 -typedef QWORD LBA_t; -#else -typedef DWORD LBA_t; -#endif -#else -#if FF_LBA64 -#error exFAT needs to be enabled when enable 64-bit LBA -#endif -typedef DWORD FSIZE_t; -typedef DWORD LBA_t; #endif diff --git a/stm-firmware/include/fatfs/ffconf.h b/stm-firmware/include/fatfs/ffconf.h index a9b33e1..77da460 100644 --- a/stm-firmware/include/fatfs/ffconf.h +++ b/stm-firmware/include/fatfs/ffconf.h @@ -2,7 +2,7 @@ / FatFs Functional Configurations /---------------------------------------------------------------------------*/ -#define FFCONF_DEF 80196 /* Revision ID */ +#define FFCONF_DEF 86631 /* Revision ID */ /*---------------------------------------------------------------------------/ / Function Configurations @@ -25,14 +25,6 @@ / 3: f_lseek() function is removed in addition to 2. */ -#define FF_USE_STRFUNC 1 -/* This option switches string functions, f_gets(), f_putc(), f_puts() and f_printf(). -/ -/ 0: Disable string functions. -/ 1: Enable without LF-CRLF conversion. -/ 2: Enable with LF-CRLF conversion. */ - - #define FF_USE_FIND 1 /* This option switches filtered directory read functions, f_findfirst() and / f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */ @@ -64,6 +56,30 @@ /* This option switches f_forward() function. (0:Disable or 1:Enable) */ +#define FF_USE_STRFUNC 1 +#define FF_PRINT_LLI 0 +#define FF_PRINT_FLOAT 0 +#define FF_STRF_ENCODE 0 +/* FF_USE_STRFUNC switches string functions, f_gets(), f_putc(), f_puts() and +/ f_printf(). +/ +/ 0: Disable. FF_PRINT_LLI, FF_PRINT_FLOAT and FF_STRF_ENCODE have no effect. +/ 1: Enable without LF-CRLF conversion. +/ 2: Enable with LF-CRLF conversion. +/ +/ FF_PRINT_LLI = 1 makes f_printf() support long long argument and FF_PRINT_FLOAT = 1/2 + makes f_printf() support floating point argument. These features want C99 or later. +/ When FF_LFN_UNICODE >= 1 with LFN enabled, string functions convert the character +/ encoding in it. FF_STRF_ENCODE selects assumption of character encoding ON THE FILE +/ to be read/written via those functions. +/ +/ 0: ANSI/OEM in current CP +/ 1: Unicode in UTF-16LE +/ 2: Unicode in UTF-16BE +/ 3: Unicode in UTF-8 +*/ + + /*---------------------------------------------------------------------------/ / Locale and Namespace Configurations /---------------------------------------------------------------------------*/ @@ -137,19 +153,6 @@ / on character encoding. When LFN is not enabled, these options have no effect. */ -#define FF_STRF_ENCODE 3 -/* When FF_LFN_UNICODE >= 1 with LFN enabled, string I/O functions, f_gets(), -/ f_putc(), f_puts and f_printf() convert the character encoding in it. -/ This option selects assumption of character encoding ON THE FILE to be -/ read/written via those functions. -/ -/ 0: ANSI/OEM in current CP -/ 1: Unicode in UTF-16LE -/ 2: Unicode in UTF-16BE -/ 3: Unicode in UTF-8 -*/ - - #define FF_FS_RPATH 2 /* This option configures support for relative path. / @@ -194,7 +197,7 @@ #define FF_MAX_SS 512 /* This set of options configures the range of sector size to be supported. (512, / 1024, 2048 or 4096) Always set both 512 for most systems, generic memory card and -/ harddisk. But a larger value may be required for on-board flash memory and some +/ harddisk, but a larger value may be required for on-board flash memory and some / type of optical media. When FF_MAX_SS is larger than FF_MIN_SS, FatFs is configured / for variable sector size mode and disk_ioctl() function needs to implement / GET_SECTOR_SIZE command. */ @@ -228,7 +231,7 @@ / buffer in the filesystem object (FATFS) is used for the file data transfer. */ -#define FF_FS_EXFAT 0 +#define FF_FS_EXFAT 1 /* This option switches support for exFAT filesystem. (0:Disable or 1:Enable) / To enable exFAT, also LFN needs to be enabled. (FF_USE_LFN >= 1) / Note that enabling exFAT discards ANSI C (C89) compatibility. */ diff --git a/stm-firmware/updater/ram-code/fatfs/ff.c b/stm-firmware/updater/ram-code/fatfs/ff.c index fba30d3..4ed9ce2 100644 --- a/stm-firmware/updater/ram-code/fatfs/ff.c +++ b/stm-firmware/updater/ram-code/fatfs/ff.c @@ -1,8 +1,8 @@ /*----------------------------------------------------------------------------/ -/ FatFs - Generic FAT Filesystem Module R0.14 / +/ FatFs - Generic FAT Filesystem Module R0.14b / /-----------------------------------------------------------------------------/ / -/ Copyright (C) 2019, ChaN, all right reserved. +/ Copyright (C) 2021, ChaN, all right reserved. / / FatFs module is an open source software. Redistribution and use of FatFs in / source and binary forms, with or without modification, are permitted provided @@ -19,6 +19,7 @@ /----------------------------------------------------------------------------*/ +#include #include /* Declarations of FatFs API */ #include /* Declarations of device I/O functions */ @@ -29,7 +30,7 @@ ---------------------------------------------------------------------------*/ -#if FF_DEFINED != 86606 /* Revision ID */ +#if FF_DEFINED != 86631 /* Revision ID */ #error Wrong include file (ff.h). #endif @@ -47,6 +48,8 @@ #define IsUpper(c) ((c) >= 'A' && (c) <= 'Z') #define IsLower(c) ((c) >= 'a' && (c) <= 'z') #define IsDigit(c) ((c) >= '0' && (c) <= '9') +#define IsSeparator(c) ((c) == '/' || (c) == '\\') +#define IsTerminator(c) ((UINT)(c) < (FF_USE_LFN ? ' ' : '!')) #define IsSurrogate(c) ((c) >= 0xD800 && (c) <= 0xDFFF) #define IsSurrogateH(c) ((c) >= 0xD800 && (c) <= 0xDBFF) #define IsSurrogateL(c) ((c) >= 0xDC00 && (c) <= 0xDFFF) @@ -61,7 +64,8 @@ /* Additional file attribute bits for internal use */ #define AM_VOL 0x08 /* Volume label */ #define AM_LFN 0x0F /* LFN entry */ -#define AM_MASK 0x3F /* Mask of defined bits */ +#define AM_MASK 0x3F /* Mask of defined bits in FAT */ +#define AM_MASKX 0x37 /* Mask of defined bits in exFAT */ /* Name status flags in fn[11] */ @@ -233,7 +237,7 @@ /* Re-entrancy related */ #if FF_FS_REENTRANT #if FF_USE_LFN == 1 -#error Static LFN work area cannot be used at thread-safe configuration +#error Static LFN work area cannot be used in thread-safe configuration #endif #define LEAVE_FF(fs, res) { unlock_fs(fs, res); return res; } #else @@ -244,10 +248,10 @@ /* Definitions of logical drive - physical location conversion */ #if FF_MULTI_PARTITION #define LD2PD(vol) VolToPart[vol].pd /* Get physical drive number */ -#define LD2PT(vol) VolToPart[vol].pt /* Get partition index */ +#define LD2PT(vol) VolToPart[vol].pt /* Get partition number (0:auto search, 1..:forced partition number) */ #else #define LD2PD(vol) (BYTE)(vol) /* Each logical drive is associated with the same physical drive number */ -#define LD2PT(vol) 0 /* Find first valid partition or in SFD */ +#define LD2PT(vol) 0 /* Auto partition search */ #endif @@ -556,7 +560,7 @@ static WCHAR LfnBuf[FF_MAX_LFN + 1]; /* LFN working buffer */ /* Code conversion tables */ /*--------------------------------*/ -#if FF_CODE_PAGE == 0 /* Run-time code page configuration */ +#if FF_CODE_PAGE == 0 /* Run-time code page configuration */ #define CODEPAGE CodePage static WORD CodePage; /* Current code page */ static const BYTE *ExCvt, *DbcTbl; /* Pointer to current SBCS up-case table and DBCS code range table below */ @@ -680,53 +684,6 @@ static void st_qword (BYTE* ptr, QWORD val) /* Store an 8-byte word in little-en /* String functions */ /*-----------------------------------------------------------------------*/ -/* Copy memory to memory */ -static void mem_cpy (void* dst, const void* src, UINT cnt) -{ - BYTE *d = (BYTE*)dst; - const BYTE *s = (const BYTE*)src; - - if (cnt != 0) { - do { - *d++ = *s++; - } while (--cnt); - } -} - - -/* Fill memory block */ -static void mem_set (void* dst, int val, UINT cnt) -{ - BYTE *d = (BYTE*)dst; - - do { - *d++ = (BYTE)val; - } while (--cnt); -} - - -/* Compare memory block */ -static int mem_cmp (const void* dst, const void* src, UINT cnt) /* ZR:same, NZ:different */ -{ - const BYTE *d = (const BYTE *)dst, *s = (const BYTE *)src; - int r = 0; - - do { - r = *d++ - *s++; - } while (--cnt && r == 0); - - return r; -} - - -/* Check if chr is contained in the string */ -static int chk_chr (const char* str, int chr) /* NZ:contained, ZR:not contained */ -{ - while (*str && *str != chr) str++; - return *str; -} - - /* Test if the byte is DBC 1st byte */ static int dbc_1st (BYTE c) { @@ -795,18 +752,14 @@ static DWORD tchar2uni ( /* Returns a character in UTF-16 encoding (>=0x10000 on uc = (BYTE)*p++; /* Get an encoding unit */ if (uc & 0x80) { /* Multiple byte code? */ - if ((uc & 0xE0) == 0xC0) { /* 2-byte sequence? */ + if ((uc & 0xE0) == 0xC0) { /* 2-byte sequence? */ uc &= 0x1F; nf = 1; - } else { - if ((uc & 0xF0) == 0xE0) { /* 3-byte sequence? */ - uc &= 0x0F; nf = 2; - } else { - if ((uc & 0xF8) == 0xF0) { /* 4-byte sequence? */ - uc &= 0x07; nf = 3; - } else { /* Wrong sequence */ - return 0xFFFFFFFF; - } - } + } else if ((uc & 0xF0) == 0xE0) { /* 3-byte sequence? */ + uc &= 0x0F; nf = 2; + } else if ((uc & 0xF8) == 0xF0) { /* 4-byte sequence? */ + uc &= 0x07; nf = 3; + } else { /* Wrong sequence */ + return 0xFFFFFFFF; } do { /* Get trailing bytes */ b = (BYTE)*p++; @@ -844,8 +797,8 @@ static DWORD tchar2uni ( /* Returns a character in UTF-16 encoding (>=0x10000 on } -/* Output a TCHAR string in defined API encoding */ -static BYTE put_utf ( /* Returns number of encoding units written (0:buffer overflow or wrong encoding) */ +/* Store a Unicode char in defined API encoding */ +static UINT put_utf ( /* Returns number of encoding units written (0:buffer overflow or wrong encoding) */ DWORD chr, /* UTF-16 encoded character (Surrogate pair if >=0x10000) */ TCHAR* buf, /* Output buffer */ UINT szb /* Size of the buffer */ @@ -1011,7 +964,7 @@ static UINT inc_lock ( /* Increment object open counter and returns its index (0 && Files[i].ofs == dp->dptr) break; } - if (i == FF_FS_LOCK) { /* Not opened. Register it as new. */ + if (i == FF_FS_LOCK) { /* Not opened. Register it as new. */ for (i = 0; i < FF_FS_LOCK && Files[i].fs; i++) ; if (i == FF_FS_LOCK) return 0; /* No free entry to register (int err) */ Files[i].fs = dp->obj.fs; @@ -1038,13 +991,13 @@ static FRESULT dec_lock ( /* Decrement object open counter */ if (--i < FF_FS_LOCK) { /* Index number origin from 0 */ n = Files[i].ctr; - if (n == 0x100) n = 0; /* If write mode open, delete the entry */ - if (n > 0) n--; /* Decrement read mode open count */ + if (n == 0x100) n = 0; /* If write mode open, delete the entry */ + if (n > 0) n--; /* Decrement read mode open count */ Files[i].ctr = n; if (n == 0) Files[i].fs = 0; /* Delete the entry if open count gets zero */ res = FR_OK; } else { - res = FR_INT_ERR; /* Invalid index nunber */ + res = FR_INT_ERR; /* Invalid index nunber */ } return res; } @@ -1133,14 +1086,13 @@ static FRESULT sync_fs ( /* Returns FR_OK or FR_DISK_ERR */ if (res == FR_OK) { if (fs->fs_type == FS_FAT32 && fs->fsi_flag == 1) { /* FAT32: Update FSInfo sector if needed */ /* Create FSInfo structure */ - mem_set(fs->win, 0, sizeof fs->win); - st_word(fs->win + BS_55AA, 0xAA55); - st_dword(fs->win + FSI_LeadSig, 0x41615252); - st_dword(fs->win + FSI_StrucSig, 0x61417272); - st_dword(fs->win + FSI_Free_Count, fs->free_clst); - st_dword(fs->win + FSI_Nxt_Free, fs->last_clst); - /* Write it into the FSInfo sector */ - fs->winsect = fs->volbase + 1; + memset(fs->win, 0, sizeof fs->win); + st_word(fs->win + BS_55AA, 0xAA55); /* Boot signature */ + st_dword(fs->win + FSI_LeadSig, 0x41615252); /* Leading signature */ + st_dword(fs->win + FSI_StrucSig, 0x61417272); /* Structure signature */ + st_dword(fs->win + FSI_Free_Count, fs->free_clst); /* Number of free clusters */ + st_dword(fs->win + FSI_Nxt_Free, fs->last_clst); /* Last allocated culuster */ + fs->winsect = fs->volbase + 1; /* Write it into the FSInfo sector (Next to VBR) */ disk_write(fs->pdrv, fs->win, fs->winsect, 1); fs->fsi_flag = 0; } @@ -1173,7 +1125,7 @@ static LBA_t clst2sect ( /* !=0:Sector number, 0:Failed (invalid cluster#) */ /*-----------------------------------------------------------------------*/ -/* FAT access - Read value of a FAT entry */ +/* FAT access - Read value of an FAT entry */ /*-----------------------------------------------------------------------*/ static DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, 2..0x7FFFFFFF:Cluster status */ @@ -1235,7 +1187,8 @@ static DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, 2..0x7FFFFFF break; } } - /* go to default */ + val = 1; /* Internal error */ + break; #endif default: val = 1; /* Internal error */ @@ -1250,7 +1203,7 @@ static DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, 2..0x7FFFFFF #if !FF_FS_READONLY /*-----------------------------------------------------------------------*/ -/* FAT access - Change value of a FAT entry */ +/* FAT access - Change value of an FAT entry */ /*-----------------------------------------------------------------------*/ static FRESULT put_fat ( /* FR_OK(0):succeeded, !=0:error */ @@ -1266,12 +1219,12 @@ static FRESULT put_fat ( /* FR_OK(0):succeeded, !=0:error */ if (clst >= 2 && clst < fs->n_fatent) { /* Check if in valid range */ switch (fs->fs_type) { - case FS_FAT12 : + case FS_FAT12: bc = (UINT)clst; bc += bc / 2; /* bc: byte offset of the entry */ res = move_window(fs, fs->fatbase + (bc / SS(fs))); if (res != FR_OK) break; p = fs->win + bc++ % SS(fs); - *p = (clst & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val; /* Update 1st byte */ + *p = (clst & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val; /* Update 1st byte */ fs->wflag = 1; res = move_window(fs, fs->fatbase + (bc / SS(fs))); if (res != FR_OK) break; @@ -1280,16 +1233,16 @@ static FRESULT put_fat ( /* FR_OK(0):succeeded, !=0:error */ fs->wflag = 1; break; - case FS_FAT16 : + case FS_FAT16: res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 2))); if (res != FR_OK) break; st_word(fs->win + clst * 2 % SS(fs), (WORD)val); /* Simple WORD array */ fs->wflag = 1; break; - case FS_FAT32 : + case FS_FAT32: #if FF_FS_EXFAT - case FS_EXFAT : + case FS_EXFAT: #endif res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 4))); if (res != FR_OK) break; @@ -1684,12 +1637,12 @@ static FRESULT dir_clear ( /* Returns FR_OK or FR_DISK_ERR */ if (sync_window(fs) != FR_OK) return FR_DISK_ERR; /* Flush disk access window */ sect = clst2sect(fs, clst); /* Top of the cluster */ fs->winsect = sect; /* Set window to top of the cluster */ - mem_set(fs->win, 0, sizeof fs->win); /* Clear window buffer */ + memset(fs->win, 0, sizeof fs->win); /* Clear window buffer */ #if FF_USE_LFN == 3 /* Quick table clear by using multi-secter write */ /* Allocate a temporary buffer */ for (szb = ((DWORD)fs->csize * SS(fs) >= MAX_MALLOC) ? MAX_MALLOC : fs->csize * SS(fs), ibuf = 0; szb > SS(fs) && (ibuf = ff_memalloc(szb)) == 0; szb /= 2) ; if (szb > SS(fs)) { /* Buffer allocated? */ - mem_set(ibuf, 0, szb); + memset(ibuf, 0, szb); szb /= SS(fs); /* Bytes -> Sectors */ for (n = 0; n < fs->csize && disk_write(fs->pdrv, ibuf, sect + n, szb) == RES_OK; n += szb) ; /* Fill the cluster with 0 */ ff_memfree(ibuf); @@ -1821,7 +1774,7 @@ static FRESULT dir_next ( /* FR_OK(0):succeeded, FR_NO_FILE:End of table, FR_DEN static FRESULT dir_alloc ( /* FR_OK(0):succeeded, !=0:error */ DIR* dp, /* Pointer to the directory object */ - UINT nent /* Number of contiguous entries to allocate */ + UINT n_ent /* Number of contiguous entries to allocate */ ) { FRESULT res; @@ -1836,16 +1789,16 @@ static FRESULT dir_alloc ( /* FR_OK(0):succeeded, !=0:error */ res = move_window(fs, dp->sect); if (res != FR_OK) break; #if FF_FS_EXFAT - if ((fs->fs_type == FS_EXFAT) ? (int)((dp->dir[XDIR_Type] & 0x80) == 0) : (int)(dp->dir[DIR_Name] == DDEM || dp->dir[DIR_Name] == 0)) { + if ((fs->fs_type == FS_EXFAT) ? (int)((dp->dir[XDIR_Type] & 0x80) == 0) : (int)(dp->dir[DIR_Name] == DDEM || dp->dir[DIR_Name] == 0)) { /* Is the entry free? */ #else - if (dp->dir[DIR_Name] == DDEM || dp->dir[DIR_Name] == 0) { + if (dp->dir[DIR_Name] == DDEM || dp->dir[DIR_Name] == 0) { /* Is the entry free? */ #endif - if (++n == nent) break; /* A block of contiguous free entries is found */ + if (++n == n_ent) break; /* Is a block of contiguous free entries found? */ } else { - n = 0; /* Not a blank entry. Restart to search */ + n = 0; /* Not a free entry, restart to search */ } - res = dir_next(dp, 1); - } while (res == FR_OK); /* Next entry with table stretch enabled */ + res = dir_next(dp, 1); /* Next entry with table stretch enabled */ + } while (res == FR_OK); } if (res == FR_NO_FILE) res = FR_DENIED; /* No directory entry to allocate */ @@ -1993,7 +1946,7 @@ static void put_lfn ( do { if (wc != 0xFFFF) wc = lfn[i++]; /* Get an effective character */ st_word(dir + LfnOfs[s], wc); /* Put it */ - if (wc == 0) wc = 0xFFFF; /* Padding characters for following items */ + if (wc == 0) wc = 0xFFFF; /* Padding characters for following items */ } while (++s < 13); if (wc == 0xFFFF || !lfn[i]) ord |= LLEF; /* Last LFN part is the start of LFN sequence */ dir[LDIR_Ord] = ord; /* Set the LFN order */ @@ -2011,7 +1964,7 @@ static void put_lfn ( static void gen_numname ( BYTE* dst, /* Pointer to the buffer to store numbered SFN */ - const BYTE* src, /* Pointer to SFN */ + const BYTE* src, /* Pointer to SFN in directory form */ const WCHAR* lfn, /* Pointer to LFN */ UINT seq /* Sequence number */ ) @@ -2022,7 +1975,7 @@ static void gen_numname ( DWORD sreg; - mem_cpy(dst, src, 11); + memcpy(dst, src, 11); /* Prepare the SFN to be modified */ if (seq > 5) { /* In case of many collisions, generate a hash number instead of sequential number */ sreg = seq; @@ -2037,24 +1990,23 @@ static void gen_numname ( seq = (UINT)sreg; } - /* itoa (hexdecimal) */ + /* Make suffix (~ + hexdecimal) */ i = 7; do { - c = (BYTE)((seq % 16) + '0'); + c = (BYTE)((seq % 16) + '0'); seq /= 16; if (c > '9') c += 7; ns[i--] = c; - seq /= 16; - } while (seq); + } while (i && seq); ns[i] = '~'; - /* Append the number to the SFN body */ - for (j = 0; j < i && dst[j] != ' '; j++) { - if (dbc_1st(dst[j])) { + /* Append the suffix to the SFN body */ + for (j = 0; j < i && dst[j] != ' '; j++) { /* Find the offset to append */ + if (dbc_1st(dst[j])) { /* To avoid DBC break up */ if (j == i - 1) break; j++; } } - do { + do { /* Append the suffix */ dst[j++] = (i < 8) ? ns[i++] : ' '; } while (j < 8); } @@ -2139,47 +2091,6 @@ static DWORD xsum32 ( /* Returns 32-bit checksum */ #endif -#if FF_FS_MINIMIZE <= 1 || FF_FS_RPATH >= 2 -/*------------------------------------------------------*/ -/* exFAT: Get object information from a directory block */ -/*------------------------------------------------------*/ - -static void get_xfileinfo ( - BYTE* dirb, /* Pointer to the direcotry entry block 85+C0+C1s */ - FILINFO* fno /* Buffer to store the extracted file information */ -) -{ - WCHAR wc, hs; - UINT di, si, nc; - - /* Get file name from the entry block */ - si = SZDIRE * 2; /* 1st C1 entry */ - nc = 0; hs = 0; di = 0; - while (nc < dirb[XDIR_NumName]) { - if (si >= MAXDIRB(FF_MAX_LFN)) { di = 0; break; } /* Truncated directory block? */ - if ((si % SZDIRE) == 0) si += 2; /* Skip entry type field */ - wc = ld_word(dirb + si); si += 2; nc++; /* Get a character */ - if (hs == 0 && IsSurrogate(wc)) { /* Is it a surrogate? */ - hs = wc; continue; /* Get low surrogate */ - } - wc = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in API encoding */ - if (wc == 0) { di = 0; break; } /* Buffer overflow or wrong encoding? */ - di += wc; - hs = 0; - } - if (hs != 0) di = 0; /* Broken surrogate pair? */ - if (di == 0) fno->fname[di++] = '?'; /* Inaccessible object name? */ - fno->fname[di] = 0; /* Terminate the name */ - fno->altname[0] = 0; /* exFAT does not support SFN */ - - fno->fattrib = dirb[XDIR_Attr]; /* Attribute */ - fno->fsize = (fno->fattrib & AM_DIR) ? 0 : ld_qword(dirb + XDIR_FileSize); /* Size */ - fno->ftime = ld_word(dirb + XDIR_ModTime + 0); /* Time */ - fno->fdate = ld_word(dirb + XDIR_ModTime + 2); /* Date */ -} - -#endif /* FF_FS_MINIMIZE <= 1 || FF_FS_RPATH >= 2 */ - /*-----------------------------------*/ /* exFAT: Get a directry entry block */ @@ -2191,28 +2102,28 @@ static FRESULT load_xdir ( /* FR_INT_ERR: invalid entry block */ { FRESULT res; UINT i, sz_ent; - BYTE* dirb = dp->obj.fs->dirbuf; /* Pointer to the on-memory direcotry entry block 85+C0+C1s */ + BYTE *dirb = dp->obj.fs->dirbuf; /* Pointer to the on-memory direcotry entry block 85+C0+C1s */ - /* Load file-directory entry */ + /* Load file directory entry */ res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) return res; if (dp->dir[XDIR_Type] != ET_FILEDIR) return FR_INT_ERR; /* Invalid order */ - mem_cpy(dirb + 0 * SZDIRE, dp->dir, SZDIRE); + memcpy(dirb + 0 * SZDIRE, dp->dir, SZDIRE); sz_ent = (dirb[XDIR_NumSec] + 1) * SZDIRE; if (sz_ent < 3 * SZDIRE || sz_ent > 19 * SZDIRE) return FR_INT_ERR; - /* Load stream-extension entry */ + /* Load stream extension entry */ res = dir_next(dp, 0); if (res == FR_NO_FILE) res = FR_INT_ERR; /* It cannot be */ if (res != FR_OK) return res; res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) return res; if (dp->dir[XDIR_Type] != ET_STREAM) return FR_INT_ERR; /* Invalid order */ - mem_cpy(dirb + 1 * SZDIRE, dp->dir, SZDIRE); + memcpy(dirb + 1 * SZDIRE, dp->dir, SZDIRE); if (MAXDIRB(dirb[XDIR_NumName]) > sz_ent) return FR_INT_ERR; - /* Load file-name entries */ + /* Load file name entries */ i = 2 * SZDIRE; /* Name offset to load */ do { res = dir_next(dp, 0); @@ -2221,7 +2132,7 @@ static FRESULT load_xdir ( /* FR_INT_ERR: invalid entry block */ res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) return res; if (dp->dir[XDIR_Type] != ET_FILENAME) return FR_INT_ERR; /* Invalid order */ - if (i < MAXDIRB(FF_MAX_LFN)) mem_cpy(dirb + i, dp->dir, SZDIRE); + if (i < MAXDIRB(FF_MAX_LFN)) memcpy(dirb + i, dp->dir, SZDIRE); } while ((i += SZDIRE) < sz_ent); /* Sanity check (do it for only accessible object) */ @@ -2289,7 +2200,7 @@ static FRESULT store_xdir ( { FRESULT res; UINT nent; - BYTE* dirb = dp->obj.fs->dirbuf; /* Pointer to the direcotry entry block 85+C0+C1s */ + BYTE *dirb = dp->obj.fs->dirbuf; /* Pointer to the direcotry entry block 85+C0+C1s */ /* Create set sum */ st_word(dirb + XDIR_SetSum, xdir_sum(dirb)); @@ -2300,7 +2211,7 @@ static FRESULT store_xdir ( while (res == FR_OK) { res = move_window(dp->obj.fs, dp->sect); if (res != FR_OK) break; - mem_cpy(dp->dir, dirb, SZDIRE); + memcpy(dp->dir, dirb, SZDIRE); dp->obj.fs->wflag = 1; if (--nent == 0) break; dirb += SZDIRE; @@ -2326,7 +2237,7 @@ static void create_xdir ( /* Create file-directory and stream-extension entry */ - mem_set(dirb, 0, 2 * SZDIRE); + memset(dirb, 0, 2 * SZDIRE); dirb[0 * SZDIRE + XDIR_Type] = ET_FILEDIR; dirb[1 * SZDIRE + XDIR_Type] = ET_STREAM; @@ -2337,7 +2248,7 @@ static void create_xdir ( dirb[i++] = ET_FILENAME; dirb[i++] = 0; do { /* Fill name field */ if (wc != 0 && (wc = lfn[nlen]) != 0) nlen++; /* Get a character if exist */ - st_word(dirb + i, wc); /* Store it */ + st_word(dirb + i, wc); /* Store it */ i += 2; } while (i % SZDIRE != 0); nc1++; @@ -2402,17 +2313,17 @@ static FRESULT dir_read ( if (b == DDEM || b == '.' || (int)((attr & ~AM_ARC) == AM_VOL) != vol) { /* An entry without valid data */ ord = 0xFF; } else { - if (attr == AM_LFN) { /* An LFN entry is found */ - if (b & LLEF) { /* Is it start of an LFN sequence? */ + if (attr == AM_LFN) { /* An LFN entry is found */ + if (b & LLEF) { /* Is it start of an LFN sequence? */ sum = dp->dir[LDIR_Chksum]; b &= (BYTE)~LLEF; ord = b; dp->blk_ofs = dp->dptr; } /* Check LFN validity and capture it */ ord = (b == ord && sum == dp->dir[LDIR_Chksum] && pick_lfn(fs->lfnbuf, dp->dir)) ? ord - 1 : 0xFF; - } else { /* An SFN entry is found */ + } else { /* An SFN entry is found */ if (ord != 0 || sum != sum_sfn(dp->dir)) { /* Is there a valid LFN? */ - dp->blk_ofs = 0xFFFFFFFF; /* It has no LFN. */ + dp->blk_ofs = 0xFFFFFFFF; /* It has no LFN. */ } break; } @@ -2460,7 +2371,7 @@ static FRESULT dir_find ( /* FR_OK(0):succeeded, !=0:error */ while ((res = DIR_READ_FILE(dp)) == FR_OK) { /* Read an item */ #if FF_MAX_LFN < 255 - if (fs->dirbuf[XDIR_NumName] > FF_MAX_LFN) continue; /* Skip comparison if inaccessible object name */ + if (fs->dirbuf[XDIR_NumName] > FF_MAX_LFN) continue; /* Skip comparison if inaccessible object name */ #endif if (ld_word(fs->dirbuf + XDIR_NameHash) != hash) continue; /* Skip comparison if hash mismatched */ for (nc = fs->dirbuf[XDIR_NumName], di = SZDIRE * 2, ni = 0; nc; nc--, di += 2, ni++) { /* Compare the name */ @@ -2498,13 +2409,13 @@ static FRESULT dir_find ( /* FR_OK(0):succeeded, !=0:error */ } } else { /* An SFN entry is found */ if (ord == 0 && sum == sum_sfn(dp->dir)) break; /* LFN matched? */ - if (!(dp->fn[NSFLAG] & NS_LOSS) && !mem_cmp(dp->dir, dp->fn, 11)) break; /* SFN matched? */ + if (!(dp->fn[NSFLAG] & NS_LOSS) && !memcmp(dp->dir, dp->fn, 11)) break; /* SFN matched? */ ord = 0xFF; dp->blk_ofs = 0xFFFFFFFF; /* Reset LFN sequence */ } } #else /* Non LFN configuration */ dp->obj.attr = dp->dir[DIR_Attr] & AM_MASK; - if (!(dp->dir[DIR_Attr] & AM_VOL) && !mem_cmp(dp->dir, dp->fn, 11)) break; /* Is it a valid entry? */ + if (!(dp->dir[DIR_Attr] & AM_VOL) && !memcmp(dp->dir, dp->fn, 11)) break; /* Is it a valid entry? */ #endif res = dir_next(dp, 0); /* Next entry */ } while (res == FR_OK); @@ -2527,19 +2438,19 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too FRESULT res; FATFS *fs = dp->obj.fs; #if FF_USE_LFN /* LFN configuration */ - UINT n, nlen, nent; + UINT n, len, n_ent; BYTE sn[12], sum; if (dp->fn[NSFLAG] & (NS_DOT | NS_NONAME)) return FR_INVALID_NAME; /* Check name validity */ - for (nlen = 0; fs->lfnbuf[nlen]; nlen++) ; /* Get lfn length */ + for (len = 0; fs->lfnbuf[len]; len++) ; /* Get lfn length */ #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { /* On the exFAT volume */ - nent = (nlen + 14) / 15 + 2; /* Number of entries to allocate (85+C0+C1s) */ - res = dir_alloc(dp, nent); /* Allocate directory entries */ + n_ent = (len + 14) / 15 + 2; /* Number of entries to allocate (85+C0+C1s) */ + res = dir_alloc(dp, n_ent); /* Allocate directory entries */ if (res != FR_OK) return res; - dp->blk_ofs = dp->dptr - SZDIRE * (nent - 1); /* Set the allocated entry block offset */ + dp->blk_ofs = dp->dptr - SZDIRE * (n_ent - 1); /* Set the allocated entry block offset */ if (dp->obj.stat & 4) { /* Has the directory been stretched by new allocation? */ dp->obj.stat &= ~4; @@ -2552,10 +2463,10 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too res = load_obj_xdir(&dj, &dp->obj); /* Load the object status */ if (res != FR_OK) return res; - dp->obj.objsize += (DWORD)fs->csize * SS(fs); /* Increase the directory size by cluster size */ + dp->obj.objsize += (DWORD)fs->csize * SS(fs); /* Increase the directory size by cluster size */ st_qword(fs->dirbuf + XDIR_FileSize, dp->obj.objsize); st_qword(fs->dirbuf + XDIR_ValidFileSize, dp->obj.objsize); - fs->dirbuf[XDIR_GenFlags] = dp->obj.stat | 1; /* Update the allocation status */ + fs->dirbuf[XDIR_GenFlags] = dp->obj.stat | 1; /* Update the allocation status */ res = store_xdir(&dj); /* Store the object status */ if (res != FR_OK) return res; } @@ -2566,7 +2477,7 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too } #endif /* On the FAT/FAT32 volume */ - mem_cpy(sn, dp->fn, 12); + memcpy(sn, dp->fn, 12); if (sn[NSFLAG] & NS_LOSS) { /* When LFN is out of 8.3 format, generate a numbered name */ dp->fn[NSFLAG] = NS_NOLFN; /* Find only SFN */ for (n = 1; n < 100; n++) { @@ -2580,19 +2491,19 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too } /* Create an SFN with/without LFNs. */ - nent = (sn[NSFLAG] & NS_LFN) ? (nlen + 12) / 13 + 1 : 1; /* Number of entries to allocate */ - res = dir_alloc(dp, nent); /* Allocate entries */ - if (res == FR_OK && --nent) { /* Set LFN entry if needed */ - res = dir_sdi(dp, dp->dptr - nent * SZDIRE); + n_ent = (sn[NSFLAG] & NS_LFN) ? (len + 12) / 13 + 1 : 1; /* Number of entries to allocate */ + res = dir_alloc(dp, n_ent); /* Allocate entries */ + if (res == FR_OK && --n_ent) { /* Set LFN entry if needed */ + res = dir_sdi(dp, dp->dptr - n_ent * SZDIRE); if (res == FR_OK) { sum = sum_sfn(dp->fn); /* Checksum value of the SFN tied to the LFN */ do { /* Store LFN entries in bottom first */ res = move_window(fs, dp->sect); if (res != FR_OK) break; - put_lfn(fs->lfnbuf, dp->dir, (BYTE)nent, sum); + put_lfn(fs->lfnbuf, dp->dir, (BYTE)n_ent, sum); fs->wflag = 1; res = dir_next(dp, 0); /* Next entry */ - } while (res == FR_OK && --nent); + } while (res == FR_OK && --n_ent); } } @@ -2605,8 +2516,8 @@ static FRESULT dir_register ( /* FR_OK:succeeded, FR_DENIED:no free entry or too if (res == FR_OK) { res = move_window(fs, dp->sect); if (res == FR_OK) { - mem_set(dp->dir, 0, SZDIRE); /* Clean the entry */ - mem_cpy(dp->dir + DIR_Name, dp->fn, 11); /* Put SFN */ + memset(dp->dir, 0, SZDIRE); /* Clean the entry */ + memcpy(dp->dir + DIR_Name, dp->fn, 11); /* Put SFN */ #if FF_USE_LFN dp->dir[DIR_NTres] = dp->fn[NSFLAG] & (NS_BODY | NS_EXT); /* Put NT flag */ #endif @@ -2642,7 +2553,7 @@ static FRESULT dir_remove ( /* FR_OK:Succeeded, FR_DISK_ERR:A disk error */ if (res != FR_OK) break; if (FF_FS_EXFAT && fs->fs_type == FS_EXFAT) { /* On the exFAT volume */ dp->dir[XDIR_Type] &= 0x7F; /* Clear the entry InUse flag. */ - } else { /* On the FAT/FAT32 volume */ + } else { /* On the FAT/FAT32 volume */ dp->dir[DIR_Name] = DDEM; /* Mark the entry 'deleted'. */ } fs->wflag = 1; @@ -2682,6 +2593,7 @@ static void get_fileinfo ( BYTE lcf; WCHAR wc, hs; FATFS *fs = dp->obj.fs; + UINT nw; #else TCHAR c; #endif @@ -2692,22 +2604,47 @@ static void get_fileinfo ( #if FF_USE_LFN /* LFN configuration */ #if FF_FS_EXFAT - if (fs->fs_type == FS_EXFAT) { /* On the exFAT volume */ - get_xfileinfo(fs->dirbuf, fno); + if (fs->fs_type == FS_EXFAT) { /* exFAT volume */ + UINT nc = 0; + + si = SZDIRE * 2; di = 0; /* 1st C1 entry in the entry block */ + hs = 0; + while (nc < fs->dirbuf[XDIR_NumName]) { + if (si >= MAXDIRB(FF_MAX_LFN)) { di = 0; break; } /* Truncated directory block? */ + if ((si % SZDIRE) == 0) si += 2; /* Skip entry type field */ + wc = ld_word(fs->dirbuf + si); si += 2; nc++; /* Get a character */ + if (hs == 0 && IsSurrogate(wc)) { /* Is it a surrogate? */ + hs = wc; continue; /* Get low surrogate */ + } + nw = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Buffer overflow or wrong char? */ + di += nw; + hs = 0; + } + if (hs != 0) di = 0; /* Broken surrogate pair? */ + if (di == 0) fno->fname[di++] = '?'; /* Inaccessible object name? */ + fno->fname[di] = 0; /* Terminate the name */ + fno->altname[0] = 0; /* exFAT does not support SFN */ + + fno->fattrib = fs->dirbuf[XDIR_Attr] & AM_MASKX; /* Attribute */ + fno->fsize = (fno->fattrib & AM_DIR) ? 0 : ld_qword(fs->dirbuf + XDIR_FileSize); /* Size */ + fno->ftime = ld_word(fs->dirbuf + XDIR_ModTime + 0); /* Time */ + fno->fdate = ld_word(fs->dirbuf + XDIR_ModTime + 2); /* Date */ return; } else #endif - { /* On the FAT/FAT32 volume */ + { /* FAT/FAT32 volume */ if (dp->blk_ofs != 0xFFFFFFFF) { /* Get LFN if available */ - si = di = hs = 0; + si = di = 0; + hs = 0; while (fs->lfnbuf[si] != 0) { wc = fs->lfnbuf[si++]; /* Get an LFN character (UTF-16) */ if (hs == 0 && IsSurrogate(wc)) { /* Is it a surrogate? */ hs = wc; continue; /* Get low surrogate */ } - wc = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in UTF-16 or UTF-8 encoding */ - if (wc == 0) { di = 0; break; } /* Invalid char or buffer overflow? */ - di += wc; + nw = put_utf((DWORD)hs << 16 | wc, &fno->fname[di], FF_LFN_BUF - di); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Buffer overflow or wrong char? */ + di += nw; hs = 0; } if (hs != 0) di = 0; /* Broken surrogate pair? */ @@ -2727,9 +2664,9 @@ static void get_fileinfo ( } wc = ff_oem2uni(wc, CODEPAGE); /* ANSI/OEM -> Unicode */ if (wc == 0) { di = 0; break; } /* Wrong char in the current code page? */ - wc = put_utf(wc, &fno->altname[di], FF_SFN_BUF - di); /* Store it in Unicode */ - if (wc == 0) { di = 0; break; } /* Buffer overflow? */ - di += wc; + nw = put_utf(wc, &fno->altname[di], FF_SFN_BUF - di); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Buffer overflow? */ + di += nw; #else /* ANSI/OEM output */ fno->altname[di++] = (TCHAR)wc; /* Store it without any conversion */ #endif @@ -2760,10 +2697,10 @@ static void get_fileinfo ( if (si == 9) fno->fname[di++] = '.';/* Insert a . if extension is exist */ fno->fname[di++] = c; } - fno->fname[di] = 0; + fno->fname[di] = 0; /* Terminate the SFN */ #endif - fno->fattrib = dp->dir[DIR_Attr]; /* Attribute */ + fno->fattrib = dp->dir[DIR_Attr] & AM_MASK; /* Attribute */ fno->fsize = ld_dword(dp->dir + DIR_FileSize); /* Size */ fno->ftime = ld_word(dp->dir + DIR_ModTime + 0); /* Time */ fno->fdate = ld_word(dp->dir + DIR_ModTime + 2); /* Date */ @@ -2778,7 +2715,10 @@ static void get_fileinfo ( /* Pattern matching */ /*-----------------------------------------------------------------------*/ -static DWORD get_achar ( /* Get a character and advances ptr */ +#define FIND_RECURS 4 /* Maximum number of wildcard terms in the pattern to limit recursion */ + + +static DWORD get_achar ( /* Get a character and advance ptr */ const TCHAR** ptr /* Pointer to pointer to the ANSI/OEM or Unicode string */ ) { @@ -2809,41 +2749,43 @@ static DWORD get_achar ( /* Get a character and advances ptr */ } -static int pattern_matching ( /* 0:not matched, 1:matched */ +static int pattern_match ( /* 0:mismatched, 1:matched */ const TCHAR* pat, /* Matching pattern */ const TCHAR* nam, /* String to be tested */ - int skip, /* Number of pre-skip chars (number of ?s) */ - int inf /* Infinite search (* specified) */ + UINT skip, /* Number of pre-skip chars (number of ?s, b8:infinite (* specified)) */ + UINT recur /* Recursion count */ ) { - const TCHAR *pp, *np; - DWORD pc, nc; - int nm, nx; + const TCHAR *pptr, *nptr; + DWORD pchr, nchr; + UINT sk; - while (skip--) { /* Pre-skip name chars */ + while ((skip & 0xFF) != 0) { /* Pre-skip name chars */ if (!get_achar(&nam)) return 0; /* Branch mismatched if less name chars */ + skip--; } - if (*pat == 0 && inf) return 1; /* (short circuit) */ + if (*pat == 0 && skip) return 1; /* Matched? (short circuit) */ do { - pp = pat; np = nam; /* Top of pattern and name to match */ + pptr = pat; nptr = nam; /* Top of pattern and name to match */ for (;;) { - if (*pp == '?' || *pp == '*') { /* Wildcard? */ - nm = nx = 0; - do { /* Analyze the wildcard block */ - if (*pp++ == '?') nm++; else nx = 1; - } while (*pp == '?' || *pp == '*'); - if (pattern_matching(pp, np, nm, nx)) return 1; /* Test new branch (recurs upto number of wildcard blocks in the pattern) */ - nc = *np; break; /* Branch mismatched */ + if (*pptr == '?' || *pptr == '*') { /* Wildcard term? */ + if (recur == 0) return 0; /* Too many wildcard terms? */ + sk = 0; + do { /* Analyze the wildcard term */ + if (*pptr++ == '?') sk++; else sk |= 0x100; + } while (*pptr == '?' || *pptr == '*'); + if (pattern_match(pptr, nptr, sk, recur - 1)) return 1; /* Test new branch (recursive call) */ + nchr = *nptr; break; /* Branch mismatched */ } - pc = get_achar(&pp); /* Get a pattern char */ - nc = get_achar(&np); /* Get a name char */ - if (pc != nc) break; /* Branch mismatched? */ - if (pc == 0) return 1; /* Branch matched? (matched at end of both strings) */ + pchr = get_achar(&pptr); /* Get a pattern char */ + nchr = get_achar(&nptr); /* Get a name char */ + if (pchr != nchr) break; /* Branch mismatched? */ + if (pchr == 0) return 1; /* Branch matched? (matched at end of both strings) */ } get_achar(&nam); /* nam++ */ - } while (inf && nc); /* Retry until end of name if infinite search is specified */ + } while (skip && nchr); /* Retry until end of name if infinite search is specified */ return 0; } @@ -2876,16 +2818,17 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if (uc == 0xFFFFFFFF) return FR_INVALID_NAME; /* Invalid code or UTF decode error */ if (uc >= 0x10000) lfn[di++] = (WCHAR)(uc >> 16); /* Store high surrogate if needed */ wc = (WCHAR)uc; - if (wc < ' ' || wc == '/' || wc == '\\') break; /* Break if end of the path or a separator is found */ - if (wc < 0x80 && chk_chr("\"*:<>\?|\x7F", wc)) return FR_INVALID_NAME; /* Reject illegal characters for LFN */ + if (wc < ' ' || IsSeparator(wc)) break; /* Break if end of the path or a separator is found */ + if (wc < 0x80 && strchr("*:<>|\"\?\x7F", (int)wc)) return FR_INVALID_NAME; /* Reject illegal characters for LFN */ if (di >= FF_MAX_LFN) return FR_INVALID_NAME; /* Reject too long name */ - lfn[di++] = wc; /* Store the Unicode character */ + lfn[di++] = wc; /* Store the Unicode character */ } - if (wc < ' ') { /* End of path? */ - cf = NS_LAST; /* Set last segment flag */ - } else { - cf = 0; /* Next segment follows */ - while (*p == '/' || *p == '\\') p++; /* Skip duplicated separators if exist */ + if (wc < ' ') { /* Stopped at end of the path? */ + cf = NS_LAST; /* Last segment */ + } else { /* Stopped at a separator */ + while (IsSeparator(*p)) p++; /* Skip duplicated separators if exist */ + cf = 0; /* Next segment may follow */ + if (IsTerminator(*p)) cf = NS_LAST; /* Ignore terminating separator */ } *path = p; /* Return pointer to the next segment */ @@ -2893,14 +2836,14 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if ((di == 1 && lfn[di - 1] == '.') || (di == 2 && lfn[di - 1] == '.' && lfn[di - 2] == '.')) { /* Is this segment a dot name? */ lfn[di] = 0; - for (i = 0; i < 11; i++) { /* Create dot name for SFN entry */ + for (i = 0; i < 11; i++) { /* Create dot name for SFN entry */ dp->fn[i] = (i < di) ? '.' : ' '; } - dp->fn[i] = cf | NS_DOT; /* This is a dot entry */ + dp->fn[i] = cf | NS_DOT; /* This is a dot entry */ return FR_OK; } #endif - while (di) { /* Snip off trailing spaces and dots if exist */ + while (di) { /* Snip off trailing spaces and dots if exist */ wc = lfn[di - 1]; if (wc != ' ' && wc != '.') break; di--; @@ -2913,7 +2856,7 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if (si > 0 || lfn[si] == '.') cf |= NS_LOSS | NS_LFN; /* Is there any leading space or dot? */ while (di > 0 && lfn[di - 1] != '.') di--; /* Find last dot (di<=si: no extension) */ - mem_set(dp->fn, ' ', 11); + memset(dp->fn, ' ', 11); i = b = 0; ni = 8; for (;;) { wc = lfn[si++]; /* Get an LFN character */ @@ -2934,20 +2877,20 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr continue; } - if (wc >= 0x80) { /* Is this a non-ASCII character? */ + if (wc >= 0x80) { /* Is this an extended character? */ cf |= NS_LFN; /* LFN entry needs to be created */ #if FF_CODE_PAGE == 0 - if (ExCvt) { /* At SBCS */ + if (ExCvt) { /* In SBCS cfg */ wc = ff_uni2oem(wc, CODEPAGE); /* Unicode ==> ANSI/OEM code */ if (wc & 0x80) wc = ExCvt[wc & 0x7F]; /* Convert extended character to upper (SBCS) */ - } else { /* At DBCS */ - wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Upper convert ==> ANSI/OEM code */ + } else { /* In DBCS cfg */ + wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Up-convert ==> ANSI/OEM code */ } -#elif FF_CODE_PAGE < 900 /* SBCS cfg */ +#elif FF_CODE_PAGE < 900 /* In SBCS cfg */ wc = ff_uni2oem(wc, CODEPAGE); /* Unicode ==> ANSI/OEM code */ if (wc & 0x80) wc = ExCvt[wc & 0x7F]; /* Convert extended character to upper (SBCS) */ -#else /* DBCS cfg */ - wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Upper convert ==> ANSI/OEM code */ +#else /* In DBCS cfg */ + wc = ff_uni2oem(ff_wtoupper(wc), CODEPAGE); /* Unicode ==> Up-convert ==> ANSI/OEM code */ #endif } @@ -2958,7 +2901,7 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr } dp->fn[i++] = (BYTE)(wc >> 8); /* Put 1st byte */ } else { /* SBC */ - if (wc == 0 || chk_chr("+,;=[]", wc)) { /* Replace illegal characters for SFN if needed */ + if (wc == 0 || strchr("+,;=[]", (int)wc)) { /* Replace illegal characters for SFN */ wc = '_'; cf |= NS_LOSS | NS_LFN;/* Lossy conversion */ } else { if (IsUpper(wc)) { /* ASCII upper case? */ @@ -2993,7 +2936,7 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr /* Create file name in directory form */ p = *path; sfn = dp->fn; - mem_set(sfn, ' ', 11); + memset(sfn, ' ', 11); si = i = 0; ni = 8; #if FF_FS_RPATH != 0 if (p[si] == '.') { /* Is this a dot entry? */ @@ -3002,8 +2945,8 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr if (c != '.' || si >= 3) break; sfn[i++] = c; } - if (c != '/' && c != '\\' && c > ' ') return FR_INVALID_NAME; - *path = p + si; /* Return pointer to the next segment */ + if (!IsSeparator(c) && c > ' ') return FR_INVALID_NAME; + *path = p + si; /* Return pointer to the next segment */ sfn[NSFLAG] = (c <= ' ') ? NS_LAST | NS_DOT : NS_DOT; /* Set last segment flag if end of the path */ return FR_OK; } @@ -3011,8 +2954,8 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr for (;;) { c = (BYTE)p[si++]; /* Get a byte */ if (c <= ' ') break; /* Break if end of the path name */ - if (c == '/' || c == '\\') { /* Break if a separator is found */ - while (p[si] == '/' || p[si] == '\\') si++; /* Skip duplicated separator if exist */ + if (IsSeparator(c)) { /* Break if a separator is found */ + while (IsSeparator(p[si])) si++; /* Skip duplicated separator if exist */ break; } if (c == '.' || i >= ni) { /* End of body or field overflow? */ @@ -3035,16 +2978,16 @@ static FRESULT create_name ( /* FR_OK: successful, FR_INVALID_NAME: could not cr sfn[i++] = c; sfn[i++] = d; } else { /* SBC */ - if (chk_chr("\"*+,:;<=>\?[]|\x7F", c)) return FR_INVALID_NAME; /* Reject illegal chrs for SFN */ + if (strchr("*+,:;<=>[]|\"\?\x7F", (int)c)) return FR_INVALID_NAME; /* Reject illegal chrs for SFN */ if (IsLower(c)) c -= 0x20; /* To upper */ sfn[i++] = c; } } - *path = p + si; /* Return pointer to the next segment */ + *path = &p[si]; /* Return pointer to the next segment */ if (i == 0) return FR_INVALID_NAME; /* Reject nul string */ if (sfn[0] == DDEM) sfn[0] = RDDEM; /* If the first character collides with DDEM, replace it with RDDEM */ - sfn[NSFLAG] = (c <= ' ') ? NS_LAST : 0; /* Set last segment flag if end of the path */ + sfn[NSFLAG] = (c <= ' ' || p[si] <= ' ') ? NS_LAST : 0; /* Set last segment flag if end of the path */ return FR_OK; #endif /* FF_USE_LFN */ @@ -3068,13 +3011,13 @@ static FRESULT follow_path ( /* FR_OK(0): successful, !=0: error code */ #if FF_FS_RPATH != 0 - if (*path != '/' && *path != '\\') { /* Without heading separator */ - dp->obj.sclust = fs->cdir; /* Start from current directory */ + if (!IsSeparator(*path) && (FF_STR_VOLUME_ID != 2 || !IsTerminator(*path))) { /* Without heading separator */ + dp->obj.sclust = fs->cdir; /* Start at the current directory */ } else #endif { /* With heading separator */ - while (*path == '/' || *path == '\\') path++; /* Strip heading separator */ - dp->obj.sclust = 0; /* Start from root directory */ + while (IsSeparator(*path)) path++; /* Strip separators */ + dp->obj.sclust = 0; /* Start from the root directory */ } #if FF_FS_EXFAT dp->obj.n_frag = 0; /* Invalidate last fragment counter of the object */ @@ -3115,13 +3058,13 @@ static FRESULT follow_path ( /* FR_OK(0): successful, !=0: error code */ } break; } - if (ns & NS_LAST) break; /* Last segment matched. Function completed. */ + if (ns & NS_LAST) break; /* Last segment matched. Function completed. */ /* Get into the sub-directory */ - if (!(dp->obj.attr & AM_DIR)) { /* It is not a sub-directory and cannot follow */ + if (!(dp->obj.attr & AM_DIR)) { /* It is not a sub-directory and cannot follow */ res = FR_NO_PATH; break; } #if FF_FS_EXFAT - if (fs->fs_type == FS_EXFAT) { /* Save containing directory information for next dir */ + if (fs->fs_type == FS_EXFAT) { /* Save containing directory information for next dir */ dp->obj.c_scl = dp->obj.sclust; dp->obj.c_size = ((DWORD)dp->obj.objsize & 0xFFFFFF00) | dp->obj.stat; dp->obj.c_ofs = dp->blk_ofs; @@ -3150,7 +3093,8 @@ static int get_ldnumber ( /* Returns logical drive number (-1:invalid drive numb { const TCHAR *tp, *tt; TCHAR tc; - int i, vol = -1; + int i; + int vol = -1; #if FF_STR_VOLUME_ID /* Find string volume ID */ const char *sp; char c; @@ -3158,7 +3102,7 @@ static int get_ldnumber ( /* Returns logical drive number (-1:invalid drive numb tt = tp = *path; if (!tp) return vol; /* Invalid path name? */ - do tc = *tt++; while ((UINT)tc >= (FF_USE_LFN ? ' ' : '!') && tc != ':'); /* Find a colon in the path */ + do tc = *tt++; while (!IsTerminator(tc) && tc != ':'); /* Find a colon in the path */ if (tc == ':') { /* DOS/Windows style volume ID? */ i = FF_VOLUMES; @@ -3185,21 +3129,22 @@ static int get_ldnumber ( /* Returns logical drive number (-1:invalid drive numb return vol; } #if FF_STR_VOLUME_ID == 2 /* Unix style volume ID is enabled */ - if (*tp == '/') { + if (*tp == '/') { /* Is there a volume ID? */ + while (*(tp + 1) == '/') tp++; /* Skip duplicated separator */ i = 0; do { - sp = VolumeStr[i]; tp = *path; /* This string volume ID and path name */ + tt = tp; sp = VolumeStr[i]; /* Path name and this string volume ID */ do { /* Compare the volume ID with path name */ - c = *sp++; tc = *(++tp); + c = *sp++; tc = *(++tt); if (IsLower(c)) c -= 0x20; if (IsLower(tc)) tc -= 0x20; } while (c && (TCHAR)c == tc); - } while ((c || (tc != '/' && (UINT)tc >= (FF_USE_LFN ? ' ' : '!'))) && ++i < FF_VOLUMES); /* Repeat for each ID until pattern match */ + } while ((c || (tc != '/' && !IsTerminator(tc))) && ++i < FF_VOLUMES); /* Repeat for each ID until pattern match */ if (i < FF_VOLUMES) { /* If a volume ID is found, get the drive number and strip it */ vol = i; /* Drive number */ - *path = tp; /* Snip the drive prefix off */ - return vol; + *path = tt; /* Snip the drive prefix off */ } + return vol; } #endif /* No drive prefix is found */ @@ -3248,7 +3193,7 @@ static int test_gpt_header ( /* 0:Invalid, 1:Valid */ DWORD bcc; - if (mem_cmp(gpth + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16)) return 0; /* Check sign, version (1.0) and length (92) */ + if (memcmp(gpth + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16)) return 0; /* Check sign, version (1.0) and length (92) */ for (i = 0, bcc = 0xFFFFFFFF; i < 92; i++) { /* Check header BCC */ bcc = crc32(bcc, i - GPTH_Bcc < 4 ? 0 : gpth[i]); } @@ -3290,23 +3235,40 @@ static DWORD make_rand ( /* Check what the sector is */ -static UINT check_fs ( /* 0:FAT VBR, 1:exFAT VBR, 2:Valid BS but not FAT, 3:Invalid BS, 4:Disk error */ +static UINT check_fs ( /* 0:FAT/FAT32 VBR, 1:exFAT VBR, 2:Not FAT and valid BS, 3:Not FAT and invalid BS, 4:Disk error */ FATFS* fs, /* Filesystem object */ LBA_t sect /* Sector to load and check if it is an FAT-VBR or not */ ) { + WORD w, sign; + BYTE b; + + fs->wflag = 0; fs->winsect = (LBA_t)0 - 1; /* Invaidate window */ if (move_window(fs, sect) != FR_OK) return 4; /* Load the boot sector */ - - if (ld_word(fs->win + BS_55AA) != 0xAA55) return 3; /* Check boot signature (always here regardless of the sector size) */ - - if (FF_FS_EXFAT && !mem_cmp(fs->win + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11)) return 1; /* Check if exFAT VBR */ - - if (fs->win[BS_JmpBoot] == 0xE9 || fs->win[BS_JmpBoot] == 0xEB || fs->win[BS_JmpBoot] == 0xE8) { /* Valid JumpBoot code? */ - if (!mem_cmp(fs->win + BS_FilSysType, "FAT", 3)) return 0; /* Is it an FAT VBR? */ - if (!mem_cmp(fs->win + BS_FilSysType32, "FAT32", 5)) return 0; /* Is it an FAT32 VBR? */ + sign = ld_word(fs->win + BS_55AA); +#if FF_FS_EXFAT + if (sign == 0xAA55 && !memcmp(fs->win + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11)) return 1; /* It is an exFAT VBR */ +#endif + b = fs->win[BS_JmpBoot]; + if (b == 0xEB || b == 0xE9 || b == 0xE8) { /* Valid JumpBoot code? (short jump, near jump or near call) */ + if (sign == 0xAA55 && !memcmp(fs->win + BS_FilSysType32, "FAT32 ", 8)) { + return 0; /* It is an FAT32 VBR */ + } + /* FAT volumes formatted with early MS-DOS lack BS_55AA and BS_FilSysType, so FAT VBR needs to be identified without them. */ + w = ld_word(fs->win + BPB_BytsPerSec); + b = fs->win[BPB_SecPerClus]; + if ((w & (w - 1)) == 0 && w >= FF_MIN_SS && w <= FF_MAX_SS /* Properness of sector size (512-4096 and 2^n) */ + && b != 0 && (b & (b - 1)) == 0 /* Properness of cluster size (2^n) */ + && ld_word(fs->win + BPB_RsvdSecCnt) != 0 /* Properness of reserved sectors (MNBZ) */ + && (UINT)fs->win[BPB_NumFATs] - 1 <= 1 /* Properness of FATs (1 or 2) */ + && ld_word(fs->win + BPB_RootEntCnt) != 0 /* Properness of root dir entries (MNBZ) */ + && (ld_word(fs->win + BPB_TotSec16) >= 128 || ld_dword(fs->win + BPB_TotSec32) >= 0x10000) /* Properness of volume sectors (>=128) */ + && ld_word(fs->win + BPB_FATSz16) != 0) { /* Properness of FAT size (MNBZ) */ + return 0; /* It can be presumed an FAT VBR */ + } } - return 2; /* Valid BS but not FAT */ + return sign == 0xAA55 ? 2 : 3; /* Not an FAT VBR (valid or invalid BS) */ } @@ -3322,8 +3284,8 @@ static UINT find_volume ( /* Returns BS status found in the hosting drive */ DWORD mbr_pt[4]; - fmt = check_fs(fs, 0); /* Load sector 0 and check if it is an FAT VBR as SFD */ - if (fmt != 2 && (fmt >= 3 || part == 0)) return fmt; /* Returns if it is a FAT VBR as auto scan, not a BS or disk error */ + fmt = check_fs(fs, 0); /* Load sector 0 and check if it is an FAT VBR as SFD format */ + if (fmt != 2 && (fmt >= 3 || part == 0)) return fmt; /* Returns if it is an FAT VBR as auto scan, not a BS or disk error */ /* Sector 0 is not an FAT VBR or forced partition number wants a partition */ @@ -3339,7 +3301,7 @@ static UINT find_volume ( /* Returns BS status found in the hosting drive */ for (v_ent = i = 0; i < n_ent; i++) { /* Find FAT partition */ if (move_window(fs, pt_lba + i * SZ_GPTE / SS(fs)) != FR_OK) return 4; /* PT sector */ ofs = i * SZ_GPTE % SS(fs); /* Offset in the sector */ - if (!mem_cmp(fs->win + ofs + GPTE_PtGuid, GUID_MS_Basic, 16)) { /* MS basic data partition? */ + if (!memcmp(fs->win + ofs + GPTE_PtGuid, GUID_MS_Basic, 16)) { /* MS basic data partition? */ v_ent++; fmt = check_fs(fs, ld_qword(fs->win + ofs + GPTE_FstLba)); /* Load VBR and check status */ if (part == 0 && fmt <= 1) return fmt; /* Auto search (valid FAT volume found first) */ @@ -3407,7 +3369,7 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ } /* The filesystem object is not valid. */ - /* Following code attempts to mount the volume. (find a FAT volume, analyze the BPB and initialize the filesystem object) */ + /* Following code attempts to mount the volume. (find an FAT volume, analyze the BPB and initialize the filesystem object) */ fs->fs_type = 0; /* Clear the filesystem object */ fs->pdrv = LD2PD(vol); /* Volume hosting physical drive */ @@ -3427,7 +3389,7 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ fmt = find_volume(fs, LD2PT(vol)); if (fmt == 4) return FR_DISK_ERR; /* An error occured in the disk I/O layer */ if (fmt >= 2) return FR_NO_FILESYSTEM; /* No FAT volume is found */ - bsect = fs->winsect; /* Volume location */ + bsect = fs->winsect; /* Volume offset */ /* An FAT volume is found (bsect). Following code initializes the filesystem object */ @@ -3445,8 +3407,8 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ return FR_NO_FILESYSTEM; } - maxlba = ld_qword(fs->win + BPB_TotSecEx) + bsect; /* Last LBA + 1 of the volume */ - if (!FF_LBA64 && maxlba >= 0x100000000) return FR_NO_FILESYSTEM; /* (It cannot be handled in 32-bit LBA) */ + maxlba = ld_qword(fs->win + BPB_TotSecEx) + bsect; /* Last LBA of the volume + 1 */ + if (!FF_LBA64 && maxlba >= 0x100000000) return FR_NO_FILESYSTEM; /* (It cannot be accessed in 32-bit LBA) */ fs->fsize = ld_dword(fs->win + BPB_FatSzEx); /* Number of sectors per FAT */ @@ -3454,7 +3416,7 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ if (fs->n_fats != 1) return FR_NO_FILESYSTEM; /* (Supports only 1 FAT) */ fs->csize = 1 << fs->win[BPB_SecPerClusEx]; /* Cluster size */ - if (fs->csize == 0) return FR_NO_FILESYSTEM; /* (Must be 1..32768) */ + if (fs->csize == 0) return FR_NO_FILESYSTEM; /* (Must be 1..32768 sectors) */ nclst = ld_dword(fs->win + BPB_NumClusEx); /* Number of clusters */ if (nclst > MAX_EXFAT) return FR_NO_FILESYSTEM; /* (Too many clusters) */ @@ -3475,11 +3437,11 @@ static FRESULT mount_volume ( /* FR_OK(0): successful, !=0: an error occurred */ if (move_window(fs, clst2sect(fs, (DWORD)fs->dirbase) + so) != FR_OK) return FR_DISK_ERR; so++; } - if (fs->win[i] == ET_BITMAP) break; /* Is it a bitmap entry? */ + if (fs->win[i] == ET_BITMAP) break; /* Is it a bitmap entry? */ i = (i + SZDIRE) % SS(fs); /* Next entry */ } - bcl = ld_dword(fs->win + i + 20); /* Bitmap cluster */ - if (bcl < 2 || bcl >= fs->n_fatent) return FR_NO_FILESYSTEM; + bcl = ld_dword(fs->win + i + 20); /* Bitmap cluster */ + if (bcl < 2 || bcl >= fs->n_fatent) return FR_NO_FILESYSTEM; /* (Wrong cluster#) */ fs->bitbase = fs->database + fs->csize * (bcl - 2); /* Bitmap sector */ for (;;) { /* Check if bitmap is contiguous */ if (move_window(fs, fs->fatbase + bcl / (SS(fs) / 4)) != FR_OK) return FR_DISK_ERR; @@ -3641,9 +3603,9 @@ static FRESULT validate ( /* Returns FR_OK or FR_INVALID_OBJECT */ /*-----------------------------------------------------------------------*/ FRESULT f_mount ( - FATFS* fs, /* Pointer to the filesystem object (NULL:unmount)*/ + FATFS* fs, /* Pointer to the filesystem object to be registered (NULL:unmount)*/ const TCHAR* path, /* Logical drive number to be mounted/unmounted */ - BYTE opt /* Mode option 0:Do not mount (delayed mount), 1:Mount immediately */ + BYTE opt /* Mount option: 0=Do not mount (delayed mount), 1=Mount immediately */ ) { FATFS *cfs; @@ -3691,14 +3653,14 @@ FRESULT f_mount ( FRESULT f_open ( FIL* fp, /* Pointer to the blank file object */ const TCHAR* path, /* Pointer to the file name */ - BYTE mode /* Access mode and file open mode flags */ + BYTE mode /* Access mode and open mode flags */ ) { FRESULT res; DIR dj; FATFS *fs; #if !FF_FS_READONLY - DWORD cl, bcs, clst; + DWORD cl, bcs, clst, tm; LBA_t sc; FSIZE_t ofs; #endif @@ -3751,8 +3713,8 @@ FRESULT f_open ( fp->obj.fs = fs; init_alloc_info(fs, &fp->obj); /* Set directory entry block initial state */ - mem_set(fs->dirbuf + 2, 0, 30); /* Clear 85 entry except for NumSec */ - mem_set(fs->dirbuf + 38, 0, 26); /* Clear C0 entry except for NumName and NameHash */ + memset(fs->dirbuf + 2, 0, 30); /* Clear 85 entry except for NumSec */ + memset(fs->dirbuf + 38, 0, 26); /* Clear C0 entry except for NumName and NameHash */ fs->dirbuf[XDIR_Attr] = AM_ARC; st_dword(fs->dirbuf + XDIR_CrtTime, GET_FATTIME()); fs->dirbuf[XDIR_GenFlags] = 1; @@ -3765,8 +3727,10 @@ FRESULT f_open ( #endif { /* Set directory entry initial state */ + tm = GET_FATTIME(); /* Set created time */ + st_dword(dj.dir + DIR_CrtTime, tm); + st_dword(dj.dir + DIR_ModTime, tm); cl = ld_clust(fs, dj.dir); /* Get current cluster chain */ - st_dword(dj.dir + DIR_CrtTime, GET_FATTIME()); /* Set created time */ dj.dir[DIR_Attr] = AM_ARC; /* Reset attribute */ st_clust(fs, dj.dir, 0); /* Reset file allocation info */ st_dword(dj.dir + DIR_FileSize, 0); @@ -3828,17 +3792,17 @@ FRESULT f_open ( fp->obj.objsize = ld_dword(dj.dir + DIR_FileSize); } #if FF_USE_FASTSEEK - fp->cltbl = 0; /* Disable fast seek mode */ + fp->cltbl = 0; /* Disable fast seek mode */ #endif - fp->obj.fs = fs; /* Validate the file object */ + fp->obj.fs = fs; /* Validate the file object */ fp->obj.id = fs->id; - fp->flag = mode; /* Set file access mode */ - fp->err = 0; /* Clear error flag */ - fp->sect = 0; /* Invalidate current data sector */ - fp->fptr = 0; /* Set file pointer top of the file */ + fp->flag = mode; /* Set file access mode */ + fp->err = 0; /* Clear error flag */ + fp->sect = 0; /* Invalidate current data sector */ + fp->fptr = 0; /* Set file pointer top of the file */ #if !FF_FS_READONLY #if !FF_FS_TINY - mem_set(fp->buf, 0, sizeof fp->buf); /* Clear sector buffer */ + memset(fp->buf, 0, sizeof fp->buf); /* Clear sector buffer */ #endif if ((mode & FA_SEEKEND) && fp->obj.objsize > 0) { /* Seek to end of file if FA_OPEN_APPEND is specified */ fp->fptr = fp->obj.objsize; /* Offset to seek */ @@ -3861,6 +3825,9 @@ FRESULT f_open ( #endif } } +#if FF_FS_LOCK != 0 + if (res != FR_OK) dec_lock(fp->obj.lockid); /* Decrement file open counter if seek failed */ +#endif } #endif } @@ -3881,10 +3848,10 @@ FRESULT f_open ( /*-----------------------------------------------------------------------*/ FRESULT f_read ( - FIL* fp, /* Pointer to the file object */ - void* buff, /* Pointer to data buffer */ + FIL* fp, /* Open file to be read */ + void* buff, /* Data buffer to store the read data */ UINT btr, /* Number of bytes to read */ - UINT* br /* Pointer to number of bytes read */ + UINT* br /* Number of bytes read */ ) { FRESULT res; @@ -3903,8 +3870,7 @@ FRESULT f_read ( remain = fp->obj.objsize - fp->fptr; if (btr > remain) btr = (UINT)remain; /* Truncate btr by remaining bytes */ - for ( ; btr; /* Repeat until btr bytes read */ - btr -= rcnt, *br += rcnt, rbuff += rcnt, fp->fptr += rcnt) { + for ( ; btr > 0; btr -= rcnt, *br += rcnt, rbuff += rcnt, fp->fptr += rcnt) { /* Repeat until btr bytes read */ if (fp->fptr % SS(fs) == 0) { /* On the sector boundary? */ csect = (UINT)(fp->fptr / SS(fs) & (fs->csize - 1)); /* Sector offset in the cluster */ if (csect == 0) { /* On the cluster boundary? */ @@ -3936,11 +3902,11 @@ FRESULT f_read ( #if !FF_FS_READONLY && FF_FS_MINIMIZE <= 2 /* Replace one of the read sectors with cached data if it contains a dirty sector */ #if FF_FS_TINY if (fs->wflag && fs->winsect - sect < cc) { - mem_cpy(rbuff + ((fs->winsect - sect) * SS(fs)), fs->win, SS(fs)); + memcpy(rbuff + ((fs->winsect - sect) * SS(fs)), fs->win, SS(fs)); } #else if ((fp->flag & FA_DIRTY) && fp->sect - sect < cc) { - mem_cpy(rbuff + ((fp->sect - sect) * SS(fs)), fp->buf, SS(fs)); + memcpy(rbuff + ((fp->sect - sect) * SS(fs)), fp->buf, SS(fs)); } #endif #endif @@ -3964,9 +3930,9 @@ FRESULT f_read ( if (rcnt > btr) rcnt = btr; /* Clip it by btr if needed */ #if FF_FS_TINY if (move_window(fs, fp->sect) != FR_OK) ABORT(fs, FR_DISK_ERR); /* Move sector window */ - mem_cpy(rbuff, fs->win + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ + memcpy(rbuff, fs->win + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ #else - mem_cpy(rbuff, fp->buf + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ + memcpy(rbuff, fp->buf + fp->fptr % SS(fs), rcnt); /* Extract partial sector */ #endif } @@ -3982,10 +3948,10 @@ FRESULT f_read ( /*-----------------------------------------------------------------------*/ FRESULT f_write ( - FIL* fp, /* Pointer to the file object */ - const void* buff, /* Pointer to the data to be written */ + FIL* fp, /* Open file to be written */ + const void* buff, /* Data to be written */ UINT btw, /* Number of bytes to write */ - UINT* bw /* Pointer to number of bytes written */ + UINT* bw /* Number of bytes written */ ) { FRESULT res; @@ -4006,8 +3972,7 @@ FRESULT f_write ( btw = (UINT)(0xFFFFFFFF - (DWORD)fp->fptr); } - for ( ; btw; /* Repeat until all data written */ - btw -= wcnt, *bw += wcnt, wbuff += wcnt, fp->fptr += wcnt, fp->obj.objsize = (fp->fptr > fp->obj.objsize) ? fp->fptr : fp->obj.objsize) { + for ( ; btw > 0; btw -= wcnt, *bw += wcnt, wbuff += wcnt, fp->fptr += wcnt, fp->obj.objsize = (fp->fptr > fp->obj.objsize) ? fp->fptr : fp->obj.objsize) { /* Repeat until all data written */ if (fp->fptr % SS(fs) == 0) { /* On the sector boundary? */ csect = (UINT)(fp->fptr / SS(fs)) & (fs->csize - 1); /* Sector offset in the cluster */ if (csect == 0) { /* On the cluster boundary? */ @@ -4052,12 +4017,12 @@ FRESULT f_write ( #if FF_FS_MINIMIZE <= 2 #if FF_FS_TINY if (fs->winsect - sect < cc) { /* Refill sector cache if it gets invalidated by the direct write */ - mem_cpy(fs->win, wbuff + ((fs->winsect - sect) * SS(fs)), SS(fs)); + memcpy(fs->win, wbuff + ((fs->winsect - sect) * SS(fs)), SS(fs)); fs->wflag = 0; } #else if (fp->sect - sect < cc) { /* Refill sector cache if it gets invalidated by the direct write */ - mem_cpy(fp->buf, wbuff + ((fp->sect - sect) * SS(fs)), SS(fs)); + memcpy(fp->buf, wbuff + ((fp->sect - sect) * SS(fs)), SS(fs)); fp->flag &= (BYTE)~FA_DIRTY; } #endif @@ -4083,10 +4048,10 @@ FRESULT f_write ( if (wcnt > btw) wcnt = btw; /* Clip it by btw if needed */ #if FF_FS_TINY if (move_window(fs, fp->sect) != FR_OK) ABORT(fs, FR_DISK_ERR); /* Move sector window */ - mem_cpy(fs->win + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ + memcpy(fs->win + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ fs->wflag = 1; #else - mem_cpy(fp->buf + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ + memcpy(fp->buf + fp->fptr % SS(fs), wbuff, wcnt); /* Fit data to the sector */ fp->flag |= FA_DIRTY; #endif } @@ -4104,7 +4069,7 @@ FRESULT f_write ( /*-----------------------------------------------------------------------*/ FRESULT f_sync ( - FIL* fp /* Pointer to the file object */ + FIL* fp /* Open file to be synced */ ) { FRESULT res; @@ -4185,7 +4150,7 @@ FRESULT f_sync ( /*-----------------------------------------------------------------------*/ FRESULT f_close ( - FIL* fp /* Pointer to the file object to be closed */ + FIL* fp /* Open file to be closed */ ) { FRESULT res; @@ -4286,7 +4251,7 @@ FRESULT f_chdir ( } FREE_NAMBUF(); if (res == FR_NO_FILE) res = FR_NO_PATH; -#if FF_STR_VOLUME_ID == 2 /* Also current drive is changed at Unix style volume ID */ +#if FF_STR_VOLUME_ID == 2 /* Also current drive is changed if in Unix style volume ID */ if (res == FR_OK) { for (i = FF_VOLUMES - 1; i && fs != FatFs[i]; i--) ; /* Set current drive */ CurrVol = (BYTE)i; @@ -4410,7 +4375,8 @@ FRESULT f_lseek ( LBA_t nsect; FSIZE_t ifptr; #if FF_USE_FASTSEEK - DWORD cl, pcl, ncl, tcl, tlen, ulen, *tbl; + DWORD cl, pcl, ncl, tcl, tlen, ulen; + DWORD *tbl; LBA_t dsc; #endif @@ -4705,9 +4671,9 @@ FRESULT f_findnext ( for (;;) { res = f_readdir(dp, fno); /* Get a directory item */ if (res != FR_OK || !fno || !fno->fname[0]) break; /* Terminate if any error or end of directory */ - if (pattern_matching(dp->pat, fno->fname, 0, 0)) break; /* Test for the file name */ + if (pattern_match(dp->pat, fno->fname, 0, FIND_RECURS)) break; /* Test for the file name */ #if FF_USE_LFN && FF_USE_FIND == 2 - if (pattern_matching(dp->pat, fno->altname, 0, 0)) break; /* Test for alternative name if exist */ + if (pattern_match(dp->pat, fno->altname, 0, FIND_RECURS)) break; /* Test for alternative name if exist */ #endif } return res; @@ -4855,9 +4821,11 @@ FRESULT f_getfree ( } while (--clst); } } - *nclst = nfree; /* Return the free clusters */ - fs->free_clst = nfree; /* Now free_clst is valid */ - fs->fsi_flag |= 1; /* FAT32: FSInfo is to be updated */ + if (res == FR_OK) { /* Update parameters if succeeded */ + *nclst = nfree; /* Return the free clusters */ + fs->free_clst = nfree; /* Now free_clst is valid */ + fs->fsi_flag |= 1; /* FAT32: FSInfo is to be updated */ + } } } @@ -4968,12 +4936,12 @@ FRESULT f_unlink ( } if (dj.obj.attr & AM_DIR) { /* Is it a sub-directory? */ #if FF_FS_RPATH != 0 - if (dclst == fs->cdir) { /* Is it the current directory? */ + if (dclst == fs->cdir) { /* Is it the current directory? */ res = FR_DENIED; } else #endif { - sdj.obj.fs = fs; /* Open the sub-directory */ + sdj.obj.fs = fs; /* Open the sub-directory */ sdj.obj.sclust = dclst; #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { @@ -5048,12 +5016,12 @@ FRESULT f_mkdir ( res = dir_clear(fs, dcl); /* Clean up the new table */ if (res == FR_OK) { if (!FF_FS_EXFAT || fs->fs_type != FS_EXFAT) { /* Create dot entries (FAT only) */ - mem_set(fs->win + DIR_Name, ' ', 11); /* Create "." entry */ + memset(fs->win + DIR_Name, ' ', 11); /* Create "." entry */ fs->win[DIR_Name] = '.'; fs->win[DIR_Attr] = AM_DIR; st_dword(fs->win + DIR_ModTime, tm); st_clust(fs, fs->win, dcl); - mem_cpy(fs->win + SZDIRE, fs->win, SZDIRE); /* Create ".." entry */ + memcpy(fs->win + SZDIRE, fs->win, SZDIRE); /* Create ".." entry */ fs->win[SZDIRE + 1] = '.'; pcl = dj.obj.sclust; st_clust(fs, fs->win + SZDIRE, pcl); fs->wflag = 1; @@ -5117,21 +5085,21 @@ FRESULT f_rename ( if (res == FR_OK) { djo.obj.fs = fs; INIT_NAMBUF(fs); - res = follow_path(&djo, path_old); /* Check old object */ + res = follow_path(&djo, path_old); /* Check old object */ if (res == FR_OK && (djo.fn[NSFLAG] & (NS_DOT | NS_NONAME))) res = FR_INVALID_NAME; /* Check validity of name */ #if FF_FS_LOCK != 0 if (res == FR_OK) { res = chk_lock(&djo, 2); } #endif - if (res == FR_OK) { /* Object to be renamed is found */ + if (res == FR_OK) { /* Object to be renamed is found */ #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { /* At exFAT volume */ BYTE nf, nn; WORD nh; - mem_cpy(buf, fs->dirbuf, SZDIRE * 2); /* Save 85+C0 entry of old object */ - mem_cpy(&djn, &djo, sizeof djo); + memcpy(buf, fs->dirbuf, SZDIRE * 2); /* Save 85+C0 entry of old object */ + memcpy(&djn, &djo, sizeof djo); res = follow_path(&djn, path_new); /* Make sure if new object name is not in use */ if (res == FR_OK) { /* Is new name already in use by any other object? */ res = (djn.obj.sclust == djo.obj.sclust && djn.dptr == djo.dptr) ? FR_NO_FILE : FR_EXIST; @@ -5141,7 +5109,7 @@ FRESULT f_rename ( if (res == FR_OK) { nf = fs->dirbuf[XDIR_NumSec]; nn = fs->dirbuf[XDIR_NumName]; nh = ld_word(fs->dirbuf + XDIR_NameHash); - mem_cpy(fs->dirbuf, buf, SZDIRE * 2); /* Restore 85+C0 entry */ + memcpy(fs->dirbuf, buf, SZDIRE * 2); /* Restore 85+C0 entry */ fs->dirbuf[XDIR_NumSec] = nf; fs->dirbuf[XDIR_NumName] = nn; st_word(fs->dirbuf + XDIR_NameHash, nh); if (!(fs->dirbuf[XDIR_Attr] & AM_DIR)) fs->dirbuf[XDIR_Attr] |= AM_ARC; /* Set archive attribute if it is a file */ @@ -5152,8 +5120,8 @@ FRESULT f_rename ( } else #endif { /* At FAT/FAT32 volume */ - mem_cpy(buf, djo.dir, SZDIRE); /* Save directory entry of the object */ - mem_cpy(&djn, &djo, sizeof (DIR)); /* Duplicate the directory object */ + memcpy(buf, djo.dir, SZDIRE); /* Save directory entry of the object */ + memcpy(&djn, &djo, sizeof (DIR)); /* Duplicate the directory object */ res = follow_path(&djn, path_new); /* Make sure if new object name is not in use */ if (res == FR_OK) { /* Is new name already in use by any other object? */ res = (djn.obj.sclust == djo.obj.sclust && djn.dptr == djo.dptr) ? FR_NO_FILE : FR_EXIST; @@ -5162,7 +5130,7 @@ FRESULT f_rename ( res = dir_register(&djn); /* Register the new entry */ if (res == FR_OK) { dir = djn.dir; /* Copy directory entry of the object except name */ - mem_cpy(dir + 13, buf + 13, SZDIRE - 13); + memcpy(dir + 13, buf + 13, SZDIRE - 13); dir[DIR_Attr] = buf[DIR_Attr]; if (!(dir[DIR_Attr] & AM_DIR)) dir[DIR_Attr] |= AM_ARC; /* Set archive attribute if it is a file */ fs->wflag = 1; @@ -5328,15 +5296,16 @@ FRESULT f_getlabel ( #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { WCHAR hs; + UINT nw; for (si = di = hs = 0; si < dj.dir[XDIR_NumLabel]; si++) { /* Extract volume label from 83 entry */ wc = ld_word(dj.dir + XDIR_Label + si * 2); if (hs == 0 && IsSurrogate(wc)) { /* Is the code a surrogate? */ hs = wc; continue; } - wc = put_utf((DWORD)hs << 16 | wc, &label[di], 4); - if (wc == 0) { di = 0; break; } - di += wc; + nw = put_utf((DWORD)hs << 16 | wc, &label[di], 4); /* Store it in API encoding */ + if (nw == 0) { di = 0; break; } /* Encode error? */ + di += nw; hs = 0; } if (hs != 0) di = 0; /* Broken surrogate pair? */ @@ -5349,10 +5318,9 @@ FRESULT f_getlabel ( wc = dj.dir[si++]; #if FF_USE_LFN && FF_LFN_UNICODE >= 1 /* Unicode output */ if (dbc_1st((BYTE)wc) && si < 11) wc = wc << 8 | dj.dir[si++]; /* Is it a DBC? */ - wc = ff_oem2uni(wc, CODEPAGE); /* Convert it into Unicode */ - if (wc != 0) wc = put_utf(wc, &label[di], 4); /* Put it in Unicode */ - if (wc == 0) { di = 0; break; } - di += wc; + wc = ff_oem2uni(wc, CODEPAGE); /* Convert it into Unicode */ + if (wc == 0) { di = 0; break; } /* Invalid char in current code page? */ + di += put_utf(wc, &label[di], 4); /* Store it in Unicode */ #else /* ANSI/OEM output */ label[di++] = (TCHAR)wc; #endif @@ -5376,10 +5344,12 @@ FRESULT f_getlabel ( if (res == FR_OK) { switch (fs->fs_type) { case FS_EXFAT: - di = BPB_VolIDEx; break; + di = BPB_VolIDEx; + break; case FS_FAT32: - di = BS_VolID32; break; + di = BS_VolID32; + break; default: di = BS_VolID; @@ -5408,7 +5378,7 @@ FRESULT f_setlabel ( BYTE dirvn[22]; UINT di; WCHAR wc; - static const char badchr[] = "+.,;=[]/\\\"*:<>\?|\x7F"; /* [0..] for FAT, [7..] for exFAT */ + static const char badchr[18] = "+.,;=[]" "/*:<>|\\\"\?\x7F"; /* [0..16] for FAT, [7..16] for exFAT */ #if FF_USE_LFN DWORD dc; #endif @@ -5419,7 +5389,7 @@ FRESULT f_setlabel ( #if FF_FS_EXFAT if (fs->fs_type == FS_EXFAT) { /* On the exFAT volume */ - mem_set(dirvn, 0, 22); + memset(dirvn, 0, 22); di = 0; while ((UINT)*label >= ' ') { /* Create volume label */ dc = tchar2uni(&label); /* Get a Unicode character */ @@ -5430,7 +5400,7 @@ FRESULT f_setlabel ( st_word(dirvn + di * 2, (WCHAR)(dc >> 16)); di++; } } - if (dc == 0 || chk_chr(badchr + 7, (int)dc) || di >= 11) { /* Check validity of the volume label */ + if (dc == 0 || strchr(&badchr[7], (int)dc) || di >= 11) { /* Check validity of the volume label */ LEAVE_FF(fs, FR_INVALID_NAME); } st_word(dirvn + di * 2, (WCHAR)dc); di++; @@ -5438,7 +5408,7 @@ FRESULT f_setlabel ( } else #endif { /* On the FAT/FAT32 volume */ - mem_set(dirvn, ' ', 11); + memset(dirvn, ' ', 11); di = 0; while ((UINT)*label >= ' ') { /* Create volume label */ #if FF_USE_LFN @@ -5454,7 +5424,7 @@ FRESULT f_setlabel ( if (wc >= 0x80) wc = ExCvt[wc - 0x80]; /* To upper extended characters (SBCS cfg) */ #endif #endif - if (wc == 0 || chk_chr(badchr + 0, (int)wc) || di >= (UINT)((wc >= 0x100) ? 10 : 11)) { /* Reject invalid characters for volume label */ + if (wc == 0 || strchr(&badchr[0], (int)wc) || di >= (UINT)((wc >= 0x100) ? 10 : 11)) { /* Reject invalid characters for volume label */ LEAVE_FF(fs, FR_INVALID_NAME); } if (wc >= 0x100) dirvn[di++] = (BYTE)(wc >> 8); @@ -5472,10 +5442,10 @@ FRESULT f_setlabel ( if (res == FR_OK) { if (FF_FS_EXFAT && fs->fs_type == FS_EXFAT) { dj.dir[XDIR_NumLabel] = (BYTE)di; /* Change the volume label */ - mem_cpy(dj.dir + XDIR_Label, dirvn, 22); + memcpy(dj.dir + XDIR_Label, dirvn, 22); } else { if (di != 0) { - mem_cpy(dj.dir, dirvn, 11); /* Change the volume label */ + memcpy(dj.dir, dirvn, 11); /* Change the volume label */ } else { dj.dir[DIR_Name] = DDEM; /* Remove the volume label */ } @@ -5488,14 +5458,14 @@ FRESULT f_setlabel ( if (di != 0) { /* Create a volume label entry */ res = dir_alloc(&dj, 1); /* Allocate an entry */ if (res == FR_OK) { - mem_set(dj.dir, 0, SZDIRE); /* Clean the entry */ + memset(dj.dir, 0, SZDIRE); /* Clean the entry */ if (FF_FS_EXFAT && fs->fs_type == FS_EXFAT) { dj.dir[XDIR_Type] = ET_VLABEL; /* Create volume label entry */ dj.dir[XDIR_NumLabel] = (BYTE)di; - mem_cpy(dj.dir + XDIR_Label, dirvn, 22); + memcpy(dj.dir + XDIR_Label, dirvn, 22); } else { dj.dir[DIR_Attr] = AM_VOL; /* Create volume label entry */ - mem_cpy(dj.dir, dirvn, 11); + memcpy(dj.dir, dirvn, 11); } fs->wflag = 1; res = sync_fs(fs); @@ -5632,8 +5602,7 @@ FRESULT f_forward ( remain = fp->obj.objsize - fp->fptr; if (btf > remain) btf = (UINT)remain; /* Truncate btf by remaining bytes */ - for ( ; btf && (*func)(0, 0); /* Repeat until all data transferred or stream goes busy */ - fp->fptr += rcnt, *bf += rcnt, btf -= rcnt) { + for ( ; btf > 0 && (*func)(0, 0); fp->fptr += rcnt, *bf += rcnt, btf -= rcnt) { /* Repeat until all data transferred or stream goes busy */ csect = (UINT)(fp->fptr / SS(fs) & (fs->csize - 1)); /* Sector offset in the cluster */ if (fp->fptr % SS(fs) == 0) { /* On the sector boundary? */ if (csect == 0) { /* On the cluster boundary? */ @@ -5677,7 +5646,7 @@ FRESULT f_forward ( #if !FF_FS_READONLY && FF_USE_MKFS /*-----------------------------------------------------------------------*/ -/* Create an FAT/exFAT volume */ +/* Create FAT/exFAT volume (with sub-functions) */ /*-----------------------------------------------------------------------*/ #define N_SEC_TRACK 63 /* Sectors per track for determination of drive CHS */ @@ -5685,29 +5654,30 @@ FRESULT f_forward ( #define GPT_ITEMS 128 /* Number of GPT table size (>=128, sector aligned) */ -/* Create partitions on the physical drive */ +/* Create partitions on the physical drive in format of MBR or GPT */ static FRESULT create_partition ( BYTE drv, /* Physical drive number */ const LBA_t plst[], /* Partition list */ - UINT sys, /* System ID (for only MBR, temp setting) and bit8:GPT */ + BYTE sys, /* System ID (for only MBR, temp setting) */ BYTE* buf /* Working buffer for a sector */ ) { UINT i, cy; LBA_t sz_drv; - DWORD sz_drv32, s_lba32, n_lba32; - BYTE *pte, hd, n_hd, sc, n_sc; + DWORD sz_drv32, nxt_alloc32, sz_part32; + BYTE *pte; + BYTE hd, n_hd, sc, n_sc; - /* Get drive size */ + /* Get physical drive size */ if (disk_ioctl(drv, GET_SECTOR_COUNT, &sz_drv) != RES_OK) return FR_DISK_ERR; #if FF_LBA64 - if (sz_drv >= FF_MIN_GPT) { /* Create partitions in GPT */ + if (sz_drv >= FF_MIN_GPT) { /* Create partitions in GPT format */ WORD ss; - UINT sz_pt, pi, si, ofs; + UINT sz_ptbl, pi, si, ofs; DWORD bcc, rnd, align; - QWORD s_lba64, n_lba64, sz_pool, s_bpt; + QWORD nxt_alloc, sz_part, sz_pool, top_bpt; static const BYTE gpt_mbr[16] = {0x00, 0x00, 0x02, 0x00, 0xEE, 0xFE, 0xFF, 0x00, 0x01, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF}; #if FF_MAX_SS != FF_MIN_SS @@ -5716,103 +5686,103 @@ static FRESULT create_partition ( #else ss = FF_MAX_SS; #endif - rnd = GET_FATTIME(); /* Random seed */ - align = GPT_ALIGN / ss; /* Partition alignment [sector] */ - sz_pt = GPT_ITEMS * SZ_GPTE / ss; /* Size of PT [sector] */ - s_bpt = sz_drv - sz_pt - 1; /* Backup PT start sector */ - s_lba64 = 2 + sz_pt; /* First allocatable sector */ - sz_pool = s_bpt - s_lba64; /* Size of allocatable area */ - bcc = 0xFFFFFFFF; n_lba64 = 1; + rnd = (DWORD)sz_drv + GET_FATTIME(); /* Random seed */ + align = GPT_ALIGN / ss; /* Partition alignment for GPT [sector] */ + sz_ptbl = GPT_ITEMS * SZ_GPTE / ss; /* Size of partition table [sector] */ + top_bpt = sz_drv - sz_ptbl - 1; /* Backup partiiton table start sector */ + nxt_alloc = 2 + sz_ptbl; /* First allocatable sector */ + sz_pool = top_bpt - nxt_alloc; /* Size of allocatable area */ + bcc = 0xFFFFFFFF; sz_part = 1; pi = si = 0; /* partition table index, size table index */ do { - if (pi * SZ_GPTE % ss == 0) mem_set(buf, 0, ss); /* Clean the buffer if needed */ - if (n_lba64 != 0) { /* Is the size table not termintated? */ - s_lba64 = (s_lba64 + align - 1) & ((QWORD)0 - align); /* Align partition start */ - n_lba64 = plst[si++]; /* Get a partition size */ - if (n_lba64 <= 100) { /* Is the size in percentage? */ - n_lba64 = sz_pool * n_lba64 / 100; - n_lba64 = (n_lba64 + align - 1) & ((QWORD)0 - align); /* Align partition end (only if in percentage) */ + if (pi * SZ_GPTE % ss == 0) memset(buf, 0, ss); /* Clean the buffer if needed */ + if (sz_part != 0) { /* Is the size table not termintated? */ + nxt_alloc = (nxt_alloc + align - 1) & ((QWORD)0 - align); /* Align partition start */ + sz_part = plst[si++]; /* Get a partition size */ + if (sz_part <= 100) { /* Is the size in percentage? */ + sz_part = sz_pool * sz_part / 100; + sz_part = (sz_part + align - 1) & ((QWORD)0 - align); /* Align partition end (only if in percentage) */ } - if (s_lba64 + n_lba64 > s_bpt) { /* Clip at end of the pool */ - n_lba64 = (s_lba64 < s_bpt) ? s_bpt - s_lba64 : 0; + if (nxt_alloc + sz_part > top_bpt) { /* Clip the size at end of the pool */ + sz_part = (nxt_alloc < top_bpt) ? top_bpt - nxt_alloc : 0; } } - if (n_lba64 != 0) { /* Add a partition? */ + if (sz_part != 0) { /* Add a partition? */ ofs = pi * SZ_GPTE % ss; - mem_cpy(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16); /* Partition GUID (Microsoft Basic Data) */ - rnd = make_rand(rnd, buf + ofs + GPTE_UpGuid, 16); /* Unique partition GUID */ - st_qword(buf + ofs + GPTE_FstLba, s_lba64); /* Partition start LBA */ - st_qword(buf + ofs + GPTE_LstLba, s_lba64 + n_lba64 - 1); /* Partition end LBA */ - s_lba64 += n_lba64; /* Next partition LBA */ + memcpy(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16); /* Set partition GUID (Microsoft Basic Data) */ + rnd = make_rand(rnd, buf + ofs + GPTE_UpGuid, 16); /* Set unique partition GUID */ + st_qword(buf + ofs + GPTE_FstLba, nxt_alloc); /* Set partition start sector */ + st_qword(buf + ofs + GPTE_LstLba, nxt_alloc + sz_part - 1); /* Set partition end sector */ + nxt_alloc += sz_part; /* Next allocatable sector */ } if ((pi + 1) * SZ_GPTE % ss == 0) { /* Write the buffer if it is filled up */ for (i = 0; i < ss; bcc = crc32(bcc, buf[i++])) ; /* Calculate table check sum */ - if (disk_write(drv, buf, 2 + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Primary table */ - if (disk_write(drv, buf, s_bpt + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Secondary table */ + if (disk_write(drv, buf, 2 + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Write to primary table */ + if (disk_write(drv, buf, top_bpt + pi * SZ_GPTE / ss, 1) != RES_OK) return FR_DISK_ERR; /* Write to secondary table */ } } while (++pi < GPT_ITEMS); /* Create primary GPT header */ - mem_set(buf, 0, ss); - mem_cpy(buf + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16); /* Signature, version (1.0) and size (92) */ - st_dword(buf + GPTH_PtBcc, ~bcc); /* Table check sum */ - st_qword(buf + GPTH_CurLba, 1); /* LBA of this header */ - st_qword(buf + GPTH_BakLba, sz_drv - 1); /* LBA of another header */ - st_qword(buf + GPTH_FstLba, 2 + sz_pt); /* LBA of first allocatable sector */ - st_qword(buf + GPTH_LstLba, s_bpt - 1); /* LBA of last allocatable sector */ - st_dword(buf + GPTH_PteSize, SZ_GPTE); /* Size of a table entry */ - st_dword(buf + GPTH_PtNum, GPT_ITEMS); /* Number of table entries */ - st_dword(buf + GPTH_PtOfs, 2); /* LBA of this table */ + memset(buf, 0, ss); + memcpy(buf + GPTH_Sign, "EFI PART" "\0\0\1\0" "\x5C\0\0", 16); /* Signature, version (1.0) and size (92) */ + st_dword(buf + GPTH_PtBcc, ~bcc); /* Table check sum */ + st_qword(buf + GPTH_CurLba, 1); /* LBA of this header */ + st_qword(buf + GPTH_BakLba, sz_drv - 1); /* LBA of secondary header */ + st_qword(buf + GPTH_FstLba, 2 + sz_ptbl); /* LBA of first allocatable sector */ + st_qword(buf + GPTH_LstLba, top_bpt - 1); /* LBA of last allocatable sector */ + st_dword(buf + GPTH_PteSize, SZ_GPTE); /* Size of a table entry */ + st_dword(buf + GPTH_PtNum, GPT_ITEMS); /* Number of table entries */ + st_dword(buf + GPTH_PtOfs, 2); /* LBA of this table */ rnd = make_rand(rnd, buf + GPTH_DskGuid, 16); /* Disk GUID */ for (i = 0, bcc= 0xFFFFFFFF; i < 92; bcc = crc32(bcc, buf[i++])) ; /* Calculate header check sum */ - st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ + st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ if (disk_write(drv, buf, 1, 1) != RES_OK) return FR_DISK_ERR; /* Create secondary GPT header */ - st_qword(buf + GPTH_CurLba, sz_drv - 1); /* LBA of this header */ - st_qword(buf + GPTH_BakLba, 1); /* LBA of another header */ - st_qword(buf + GPTH_PtOfs, s_bpt); /* LBA of this table */ + st_qword(buf + GPTH_CurLba, sz_drv - 1); /* LBA of this header */ + st_qword(buf + GPTH_BakLba, 1); /* LBA of primary header */ + st_qword(buf + GPTH_PtOfs, top_bpt); /* LBA of this table */ st_dword(buf + GPTH_Bcc, 0); for (i = 0, bcc= 0xFFFFFFFF; i < 92; bcc = crc32(bcc, buf[i++])) ; /* Calculate header check sum */ - st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ + st_dword(buf + GPTH_Bcc, ~bcc); /* Header check sum */ if (disk_write(drv, buf, sz_drv - 1, 1) != RES_OK) return FR_DISK_ERR; /* Create protective MBR */ - mem_set(buf, 0, ss); - mem_cpy(buf + MBR_Table, gpt_mbr, 16); /* Create a GPT partition */ + memset(buf, 0, ss); + memcpy(buf + MBR_Table, gpt_mbr, 16); /* Create a GPT partition */ st_word(buf + BS_55AA, 0xAA55); if (disk_write(drv, buf, 0, 1) != RES_OK) return FR_DISK_ERR; } else #endif - { /* Create partitions in MBR */ + { /* Create partitions in MBR format */ sz_drv32 = (DWORD)sz_drv; - n_sc = N_SEC_TRACK; /* Determine drive CHS without any consideration of the drive geometry */ + n_sc = N_SEC_TRACK; /* Determine drive CHS without any consideration of the drive geometry */ for (n_hd = 8; n_hd != 0 && sz_drv32 / n_hd / n_sc > 1024; n_hd *= 2) ; - if (n_hd == 0) n_hd = 255; /* Number of heads needs to be <256 */ + if (n_hd == 0) n_hd = 255; /* Number of heads needs to be <256 */ - mem_set(buf, 0, FF_MAX_SS); /* Clear MBR */ + memset(buf, 0, FF_MAX_SS); /* Clear MBR */ pte = buf + MBR_Table; /* Partition table in the MBR */ - for (i = 0, s_lba32 = n_sc; i < 4 && s_lba32 != 0 && s_lba32 < sz_drv32; i++, s_lba32 += n_lba32) { - n_lba32 = (DWORD)plst[i]; /* Get partition size */ - if (n_lba32 <= 100) n_lba32 = (n_lba32 == 100) ? sz_drv32 : sz_drv32 / 100 * n_lba32; /* Size in percentage? */ - if (s_lba32 + n_lba32 > sz_drv32 || s_lba32 + n_lba32 < s_lba32) n_lba32 = sz_drv32 - s_lba32; /* Clip at drive size */ - if (n_lba32 == 0) break; /* End of table or no sector to allocate? */ + for (i = 0, nxt_alloc32 = n_sc; i < 4 && nxt_alloc32 != 0 && nxt_alloc32 < sz_drv32; i++, nxt_alloc32 += sz_part32) { + sz_part32 = (DWORD)plst[i]; /* Get partition size */ + if (sz_part32 <= 100) sz_part32 = (sz_part32 == 100) ? sz_drv32 : sz_drv32 / 100 * sz_part32; /* Size in percentage? */ + if (nxt_alloc32 + sz_part32 > sz_drv32 || nxt_alloc32 + sz_part32 < nxt_alloc32) sz_part32 = sz_drv32 - nxt_alloc32; /* Clip at drive size */ + if (sz_part32 == 0) break; /* End of table or no sector to allocate? */ - st_dword(pte + PTE_StLba, s_lba32); /* Start LBA */ - st_dword(pte + PTE_SizLba, n_lba32); /* Number of sectors */ - pte[PTE_System] = (BYTE)sys; /* System type */ + st_dword(pte + PTE_StLba, nxt_alloc32); /* Start LBA */ + st_dword(pte + PTE_SizLba, sz_part32); /* Number of sectors */ + pte[PTE_System] = sys; /* System type */ - cy = (UINT)(s_lba32 / n_sc / n_hd); /* Start cylinder */ - hd = (BYTE)(s_lba32 / n_sc % n_hd); /* Start head */ - sc = (BYTE)(s_lba32 % n_sc + 1); /* Start sector */ + cy = (UINT)(nxt_alloc32 / n_sc / n_hd); /* Start cylinder */ + hd = (BYTE)(nxt_alloc32 / n_sc % n_hd); /* Start head */ + sc = (BYTE)(nxt_alloc32 % n_sc + 1); /* Start sector */ pte[PTE_StHead] = hd; pte[PTE_StSec] = (BYTE)((cy >> 2 & 0xC0) | sc); pte[PTE_StCyl] = (BYTE)cy; - cy = (UINT)((s_lba32 + n_lba32 - 1) / n_sc / n_hd); /* End cylinder */ - hd = (BYTE)((s_lba32 + n_lba32 - 1) / n_sc % n_hd); /* End head */ - sc = (BYTE)((s_lba32 + n_lba32 - 1) % n_sc + 1); /* End sector */ + cy = (UINT)((nxt_alloc32 + sz_part32 - 1) / n_sc / n_hd); /* End cylinder */ + hd = (BYTE)((nxt_alloc32 + sz_part32 - 1) / n_sc % n_hd); /* End head */ + sc = (BYTE)((nxt_alloc32 + sz_part32 - 1) % n_sc + 1); /* End sector */ pte[PTE_EdHead] = hd; pte[PTE_EdSec] = (BYTE)((cy >> 2 & 0xC0) | sc); pte[PTE_EdCyl] = (BYTE)cy; @@ -5841,7 +5811,7 @@ FRESULT f_mkfs ( static const MKFS_PARM defopt = {FM_ANY, 0, 0, 0, 0}; /* Default parameter */ BYTE fsopt, fsty, sys, *buf, *pte, pdrv, ipart; WORD ss; /* Sector size */ - DWORD sz_buf, sz_blk, n_clst, pau, nsect, n; + DWORD sz_buf, sz_blk, n_clst, pau, nsect, n, vsn; LBA_t sz_vol, b_vol, b_fat, b_data; /* Size of volume, Base LBA of volume, fat, data */ LBA_t sect, lba[2]; DWORD sz_rsv, sz_fat, sz_dir, sz_au; /* Size of reserved, fat, dir, data, cluster */ @@ -5907,7 +5877,7 @@ FRESULT f_mkfs ( ofs = i = 0; while (n_ent) { /* Find MS Basic partition with order of ipart */ if (ofs == 0 && disk_read(pdrv, buf, pt_lba++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Get PT sector */ - if (!mem_cmp(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16) && ++i == ipart) { /* MS basic data partition? */ + if (!memcmp(buf + ofs + GPTE_PtGuid, GUID_MS_Basic, 16) && ++i == ipart) { /* MS basic data partition? */ b_vol = ld_qword(buf + ofs + GPTE_FstLba); sz_vol = ld_qword(buf + ofs + GPTE_LstLba) - b_vol + 1; break; @@ -5943,7 +5913,7 @@ FRESULT f_mkfs ( } if (sz_vol < 128) LEAVE_MKFS(FR_MKFS_ABORTED); /* Check if volume size is >=128s */ - /* Now start to create a FAT volume at b_vol and sz_vol */ + /* Now start to create an FAT volume at b_vol and sz_vol */ do { /* Pre-determine the FAT type */ if (FF_FS_EXFAT && (fsopt & FM_EXFAT)) { /* exFAT possible? */ @@ -5964,12 +5934,13 @@ FRESULT f_mkfs ( fsty = FS_FAT16; } while (0); + vsn = (DWORD)sz_vol + GET_FATTIME(); /* VSN generated from current time and partitiion size */ + #if FF_FS_EXFAT if (fsty == FS_EXFAT) { /* Create an exFAT volume */ - DWORD szb_bit, szb_case, sum, nb, cl, tbl[3]; + DWORD szb_bit, szb_case, sum, nbit, clu, clen[3]; WCHAR ch, si; UINT j, st; - BYTE b; if (sz_vol < 0x1000) LEAVE_MKFS(FR_MKFS_ABORTED); /* Too small volume for exFAT? */ #if FF_USE_TRIM @@ -5990,12 +5961,12 @@ FRESULT f_mkfs ( if (n_clst <16) LEAVE_MKFS(FR_MKFS_ABORTED); /* Too few clusters? */ if (n_clst > MAX_EXFAT) LEAVE_MKFS(FR_MKFS_ABORTED); /* Too many clusters? */ - szb_bit = (n_clst + 7) / 8; /* Size of allocation bitmap */ - tbl[0] = (szb_bit + sz_au * ss - 1) / (sz_au * ss); /* Number of allocation bitmap clusters */ + szb_bit = (n_clst + 7) / 8; /* Size of allocation bitmap */ + clen[0] = (szb_bit + sz_au * ss - 1) / (sz_au * ss); /* Number of allocation bitmap clusters */ /* Create a compressed up-case table */ - sect = b_data + sz_au * tbl[0]; /* Table start sector */ - sum = 0; /* Table checksum to be stored in the 82 entry */ + sect = b_data + sz_au * clen[0]; /* Table start sector */ + sum = 0; /* Table checksum to be stored in the 82 entry */ st = 0; si = 0; i = 0; j = 0; szb_case = 0; do { switch (st) { @@ -6006,10 +5977,10 @@ FRESULT f_mkfs ( } for (j = 1; (WCHAR)(si + j) && (WCHAR)(si + j) == ff_wtoupper((WCHAR)(si + j)); j++) ; /* Get run length of no-case block */ if (j >= 128) { - ch = 0xFFFF; st = 2; break; /* Compress the no-case block if run is >= 128 */ + ch = 0xFFFF; st = 2; break; /* Compress the no-case block if run is >= 128 chars */ } st = 1; /* Do not compress short run */ - /* go to next case */ + /* FALLTHROUGH */ case 1: ch = si++; /* Fill the short run */ if (--j == 0) st = 0; @@ -6019,7 +5990,7 @@ FRESULT f_mkfs ( ch = (WCHAR)j; si += (WCHAR)j; /* Number of chars to skip */ st = 0; } - sum = xsum32(buf[i + 0] = (BYTE)ch, sum); /* Put it into the write buffer */ + sum = xsum32(buf[i + 0] = (BYTE)ch, sum); /* Put it into the write buffer */ sum = xsum32(buf[i + 1] = (BYTE)(ch >> 8), sum); i += 2; szb_case += 2; if (si == 0 || i == sz_buf * ss) { /* Write buffered data when buffer full or end of process */ @@ -6028,16 +5999,15 @@ FRESULT f_mkfs ( sect += n; i = 0; } } while (si); - tbl[1] = (szb_case + sz_au * ss - 1) / (sz_au * ss); /* Number of up-case table clusters */ - tbl[2] = 1; /* Number of root dir clusters */ + clen[1] = (szb_case + sz_au * ss - 1) / (sz_au * ss); /* Number of up-case table clusters */ + clen[2] = 1; /* Number of root dir clusters */ /* Initialize the allocation bitmap */ - sect = b_data; nsect = (szb_bit + ss - 1) / ss; /* Start of bitmap and number of sectors */ - nb = tbl[0] + tbl[1] + tbl[2]; /* Number of clusters in-use by system */ + sect = b_data; nsect = (szb_bit + ss - 1) / ss; /* Start of bitmap and number of bitmap sectors */ + nbit = clen[0] + clen[1] + clen[2]; /* Number of clusters in-use by system (bitmap, up-case and root-dir) */ do { - mem_set(buf, 0, sz_buf * ss); - for (i = 0; nb >= 8 && i < sz_buf * ss; buf[i++] = 0xFF, nb -= 8) ; - for (b = 1; nb != 0 && i < sz_buf * ss; buf[i] |= b, b <<= 1, nb--) ; + memset(buf, 0, sz_buf * ss); /* Initialize bitmap buffer */ + for (i = 0; nbit != 0 && i / 8 < sz_buf * ss; buf[i / 8] |= 1 << (i % 8), i++, nbit--) ; /* Mark used clusters */ n = (nsect > sz_buf) ? sz_buf : nsect; /* Write the buffered data */ if (disk_write(pdrv, buf, sect, n) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); sect += n; nsect -= n; @@ -6045,40 +6015,40 @@ FRESULT f_mkfs ( /* Initialize the FAT */ sect = b_fat; nsect = sz_fat; /* Start of FAT and number of FAT sectors */ - j = nb = cl = 0; + j = nbit = clu = 0; do { - mem_set(buf, 0, sz_buf * ss); i = 0; /* Clear work area and reset write index */ - if (cl == 0) { /* Set FAT [0] and FAT[1] */ - st_dword(buf + i, 0xFFFFFFF8); i += 4; cl++; - st_dword(buf + i, 0xFFFFFFFF); i += 4; cl++; + memset(buf, 0, sz_buf * ss); i = 0; /* Clear work area and reset write offset */ + if (clu == 0) { /* Initialize FAT [0] and FAT[1] */ + st_dword(buf + i, 0xFFFFFFF8); i += 4; clu++; + st_dword(buf + i, 0xFFFFFFFF); i += 4; clu++; } do { /* Create chains of bitmap, up-case and root dir */ - while (nb != 0 && i < sz_buf * ss) { /* Create a chain */ - st_dword(buf + i, (nb > 1) ? cl + 1 : 0xFFFFFFFF); - i += 4; cl++; nb--; + while (nbit != 0 && i < sz_buf * ss) { /* Create a chain */ + st_dword(buf + i, (nbit > 1) ? clu + 1 : 0xFFFFFFFF); + i += 4; clu++; nbit--; } - if (nb == 0 && j < 3) nb = tbl[j++]; /* Next chain */ - } while (nb != 0 && i < sz_buf * ss); + if (nbit == 0 && j < 3) nbit = clen[j++]; /* Get next chain length */ + } while (nbit != 0 && i < sz_buf * ss); n = (nsect > sz_buf) ? sz_buf : nsect; /* Write the buffered data */ if (disk_write(pdrv, buf, sect, n) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); sect += n; nsect -= n; } while (nsect); /* Initialize the root directory */ - mem_set(buf, 0, sz_buf * ss); - buf[SZDIRE * 0 + 0] = ET_VLABEL; /* Volume label entry (no label) */ - buf[SZDIRE * 1 + 0] = ET_BITMAP; /* Bitmap entry */ - st_dword(buf + SZDIRE * 1 + 20, 2); /* cluster */ - st_dword(buf + SZDIRE * 1 + 24, szb_bit); /* size */ - buf[SZDIRE * 2 + 0] = ET_UPCASE; /* Up-case table entry */ - st_dword(buf + SZDIRE * 2 + 4, sum); /* sum */ - st_dword(buf + SZDIRE * 2 + 20, 2 + tbl[0]); /* cluster */ - st_dword(buf + SZDIRE * 2 + 24, szb_case); /* size */ - sect = b_data + sz_au * (tbl[0] + tbl[1]); nsect = sz_au; /* Start of the root directory and number of sectors */ + memset(buf, 0, sz_buf * ss); + buf[SZDIRE * 0 + 0] = ET_VLABEL; /* Volume label entry (no label) */ + buf[SZDIRE * 1 + 0] = ET_BITMAP; /* Bitmap entry */ + st_dword(buf + SZDIRE * 1 + 20, 2); /* cluster */ + st_dword(buf + SZDIRE * 1 + 24, szb_bit); /* size */ + buf[SZDIRE * 2 + 0] = ET_UPCASE; /* Up-case table entry */ + st_dword(buf + SZDIRE * 2 + 4, sum); /* sum */ + st_dword(buf + SZDIRE * 2 + 20, 2 + clen[0]); /* cluster */ + st_dword(buf + SZDIRE * 2 + 24, szb_case); /* size */ + sect = b_data + sz_au * (clen[0] + clen[1]); nsect = sz_au; /* Start of the root directory and number of sectors */ do { /* Fill root directory sectors */ n = (nsect > sz_buf) ? sz_buf : nsect; if (disk_write(pdrv, buf, sect, n) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); - mem_set(buf, 0, ss); + memset(buf, 0, ss); /* Rest of entries are filled with zero */ sect += n; nsect -= n; } while (nsect); @@ -6086,16 +6056,16 @@ FRESULT f_mkfs ( sect = b_vol; for (n = 0; n < 2; n++) { /* Main record (+0) */ - mem_set(buf, 0, ss); - mem_cpy(buf + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11); /* Boot jump code (x86), OEM name */ + memset(buf, 0, ss); + memcpy(buf + BS_JmpBoot, "\xEB\x76\x90" "EXFAT ", 11); /* Boot jump code (x86), OEM name */ st_qword(buf + BPB_VolOfsEx, b_vol); /* Volume offset in the physical drive [sector] */ st_qword(buf + BPB_TotSecEx, sz_vol); /* Volume size [sector] */ st_dword(buf + BPB_FatOfsEx, (DWORD)(b_fat - b_vol)); /* FAT offset [sector] */ st_dword(buf + BPB_FatSzEx, sz_fat); /* FAT size [sector] */ st_dword(buf + BPB_DataOfsEx, (DWORD)(b_data - b_vol)); /* Data offset [sector] */ st_dword(buf + BPB_NumClusEx, n_clst); /* Number of clusters */ - st_dword(buf + BPB_RootClusEx, 2 + tbl[0] + tbl[1]); /* Root dir cluster # */ - st_dword(buf + BPB_VolIDEx, GET_FATTIME()); /* VSN */ + st_dword(buf + BPB_RootClusEx, 2 + clen[0] + clen[1]); /* Root dir cluster # */ + st_dword(buf + BPB_VolIDEx, vsn); /* VSN */ st_word(buf + BPB_FSVerEx, 0x100); /* Filesystem version (1.00) */ for (buf[BPB_BytsPerSecEx] = 0, i = ss; i >>= 1; buf[BPB_BytsPerSecEx]++) ; /* Log2 of sector size [byte] */ for (buf[BPB_SecPerClusEx] = 0, i = sz_au; i >>= 1; buf[BPB_SecPerClusEx]++) ; /* Log2 of cluster size [sector] */ @@ -6108,14 +6078,14 @@ FRESULT f_mkfs ( } if (disk_write(pdrv, buf, sect++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Extended bootstrap record (+1..+8) */ - mem_set(buf, 0, ss); + memset(buf, 0, ss); st_word(buf + ss - 2, 0xAA55); /* Signature (placed at end of sector) */ for (j = 1; j < 9; j++) { for (i = 0; i < ss; sum = xsum32(buf[i++], sum)) ; /* VBR checksum */ if (disk_write(pdrv, buf, sect++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); } /* OEM/Reserved record (+9..+10) */ - mem_set(buf, 0, ss); + memset(buf, 0, ss); for ( ; j < 11; j++) { for (i = 0; i < ss; sum = xsum32(buf[i++], sum)) ; /* VBR checksum */ if (disk_write(pdrv, buf, sect++, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); @@ -6183,7 +6153,7 @@ FRESULT f_mkfs ( if (fsty == FS_FAT16) { if (n_clst > MAX_FAT16) { /* Too many clusters for FAT16 */ if (sz_au == 0 && (pau * 2) <= 64) { - sz_au = pau * 2; continue; /* Adjust cluster size and retry */ + sz_au = pau * 2; continue; /* Adjust cluster size and retry */ } if ((fsopt & FM_FAT32)) { fsty = FS_FAT32; continue; /* Switch type to FAT32 and retry */ @@ -6207,8 +6177,8 @@ FRESULT f_mkfs ( disk_ioctl(pdrv, CTRL_TRIM, lba); #endif /* Create FAT VBR */ - mem_set(buf, 0, ss); - mem_cpy(buf + BS_JmpBoot, "\xEB\xFE\x90" "MSDOS5.0", 11);/* Boot jump code (x86), OEM name */ + memset(buf, 0, ss); + memcpy(buf + BS_JmpBoot, "\xEB\xFE\x90" "MSDOS5.0", 11); /* Boot jump code (x86), OEM name */ st_word(buf + BPB_BytsPerSec, ss); /* Sector size [byte] */ buf[BPB_SecPerClus] = (BYTE)pau; /* Cluster size [sector] */ st_word(buf + BPB_RsvdSecCnt, (WORD)sz_rsv); /* Size of reserved area */ @@ -6224,20 +6194,20 @@ FRESULT f_mkfs ( st_word(buf + BPB_NumHeads, 255); /* Number of heads (for int13) */ st_dword(buf + BPB_HiddSec, (DWORD)b_vol); /* Volume offset in the physical drive [sector] */ if (fsty == FS_FAT32) { - st_dword(buf + BS_VolID32, GET_FATTIME()); /* VSN */ + st_dword(buf + BS_VolID32, vsn); /* VSN */ st_dword(buf + BPB_FATSz32, sz_fat); /* FAT size [sector] */ st_dword(buf + BPB_RootClus32, 2); /* Root directory cluster # (2) */ st_word(buf + BPB_FSInfo32, 1); /* Offset of FSINFO sector (VBR + 1) */ st_word(buf + BPB_BkBootSec32, 6); /* Offset of backup VBR (VBR + 6) */ buf[BS_DrvNum32] = 0x80; /* Drive number (for int13) */ buf[BS_BootSig32] = 0x29; /* Extended boot signature */ - mem_cpy(buf + BS_VolLab32, "NO NAME " "FAT32 ", 19); /* Volume label, FAT signature */ + memcpy(buf + BS_VolLab32, "NO NAME " "FAT32 ", 19); /* Volume label, FAT signature */ } else { - st_dword(buf + BS_VolID, GET_FATTIME()); /* VSN */ + st_dword(buf + BS_VolID, vsn); /* VSN */ st_word(buf + BPB_FATSz16, (WORD)sz_fat); /* FAT size [sector] */ buf[BS_DrvNum] = 0x80; /* Drive number (for int13) */ buf[BS_BootSig] = 0x29; /* Extended boot signature */ - mem_cpy(buf + BS_VolLab, "NO NAME " "FAT ", 19); /* Volume label, FAT signature */ + memcpy(buf + BS_VolLab, "NO NAME " "FAT ", 19); /* Volume label, FAT signature */ } st_word(buf + BS_55AA, 0xAA55); /* Signature (offset is fixed here regardless of sector size) */ if (disk_write(pdrv, buf, b_vol, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Write it to the VBR sector */ @@ -6245,7 +6215,7 @@ FRESULT f_mkfs ( /* Create FSINFO record if needed */ if (fsty == FS_FAT32) { disk_write(pdrv, buf, b_vol + 6, 1); /* Write backup VBR (VBR + 6) */ - mem_set(buf, 0, ss); + memset(buf, 0, ss); st_dword(buf + FSI_LeadSig, 0x41615252); st_dword(buf + FSI_StrucSig, 0x61417272); st_dword(buf + FSI_Free_Count, n_clst - 1); /* Number of free clusters */ @@ -6256,7 +6226,7 @@ FRESULT f_mkfs ( } /* Initialize FAT area */ - mem_set(buf, 0, sz_buf * ss); + memset(buf, 0, sz_buf * ss); sect = b_fat; /* FAT start sector */ for (i = 0; i < n_fat; i++) { /* Initialize FATs each */ if (fsty == FS_FAT32) { @@ -6270,7 +6240,7 @@ FRESULT f_mkfs ( do { /* Fill FAT sectors */ n = (nsect > sz_buf) ? sz_buf : nsect; if (disk_write(pdrv, buf, sect, (UINT)n) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); - mem_set(buf, 0, ss); /* Rest of FAT all are cleared */ + memset(buf, 0, ss); /* Rest of FAT all are cleared */ sect += n; nsect -= n; } while (nsect); } @@ -6310,8 +6280,8 @@ FRESULT f_mkfs ( if (disk_write(pdrv, buf, 0, 1) != RES_OK) LEAVE_MKFS(FR_DISK_ERR); /* Write it back to the MBR */ } } else { /* Volume as a new single partition */ - if (!(fsopt & FM_SFD)) { /* Create partition table if not in SFD */ - lba[0] = sz_vol, lba[1] = 0; + if (!(fsopt & FM_SFD)) { /* Create partition table if not in SFD */ + lba[0] = sz_vol; lba[1] = 0; fr = create_partition(pdrv, lba, sys, buf); if (fr != FR_OK) LEAVE_MKFS(fr); } @@ -6394,12 +6364,12 @@ TCHAR* f_gets ( if (rc != 1) break; /* EOF? */ wc = s[0]; if (dbc_1st((BYTE)wc)) { /* DBC 1st byte? */ - f_read(fp, s, 1, &rc); /* Get DBC 2nd byte */ + f_read(fp, s, 1, &rc); /* Get 2nd byte */ if (rc != 1 || !dbc_2nd(s[0])) continue; /* Wrong code? */ wc = wc << 8 | s[0]; } - dc = ff_oem2uni(wc, CODEPAGE); /* OEM --> */ - if (dc == 0) continue; + dc = ff_oem2uni(wc, CODEPAGE); /* Convert ANSI/OEM into Unicode */ + if (dc == 0) continue; /* Conversion error? */ #elif FF_STRF_ENCODE == 1 || FF_STRF_ENCODE == 2 /* Read a character in UTF-16LE/BE */ f_read(fp, s, 2, &rc); /* Get a code unit */ if (rc != 2) break; /* EOF? */ @@ -6422,7 +6392,7 @@ TCHAR* f_gets ( if ((dc & 0xF0) == 0xE0) { dc &= 0x0F; ct = 2; } /* 3-byte sequence? */ if ((dc & 0xF8) == 0xF0) { dc &= 0x07; ct = 3; } /* 4-byte sequence? */ if (ct == 0) continue; - f_read(fp, s, ct, &rc); /* Get trailing bytes */ + f_read(fp, s, ct, &rc); /* Get trailing bytes */ if (rc != ct) break; rc = 0; do { /* Merge the byte sequence */ @@ -6491,11 +6461,14 @@ TCHAR* f_gets ( #if !FF_FS_READONLY #include +#define SZ_PUTC_BUF 64 +#define SZ_NUM_BUF 32 + /*-----------------------------------------------------------------------*/ -/* Put a Character to the File (sub-functions) */ +/* Put a Character to the File (with sub-functions) */ /*-----------------------------------------------------------------------*/ -/* Putchar output buffer and work area */ +/* Output buffer and work area */ typedef struct { FIL *fp; /* Ptr to the writing file */ @@ -6506,11 +6479,11 @@ typedef struct { BYTE bs[4]; UINT wi, ct; #endif - BYTE buf[64]; /* Write buffer */ + BYTE buf[SZ_PUTC_BUF]; /* Write buffer */ } putbuff; -/* Buffered write with code conversion */ +/* Buffered file write with code conversion */ static void putc_bfd (putbuff* pb, TCHAR c) { @@ -6520,7 +6493,7 @@ static void putc_bfd (putbuff* pb, TCHAR c) WCHAR hs, wc; #if FF_LFN_UNICODE == 2 DWORD dc; - TCHAR *tp; + const TCHAR *tp; #endif #endif @@ -6529,7 +6502,7 @@ static void putc_bfd (putbuff* pb, TCHAR c) } i = pb->idx; /* Write index of pb->buf[] */ - if (i < 0) return; + if (i < 0) return; /* In write error? */ nc = pb->nchr; /* Write unit counter */ #if FF_USE_LFN && FF_LFN_UNICODE @@ -6562,7 +6535,7 @@ static void putc_bfd (putbuff* pb, TCHAR c) return; } } - tp = (TCHAR*)pb->bs; + tp = (const TCHAR*)pb->bs; dc = tchar2uni(&tp); /* UTF-8 ==> UTF-16 */ if (dc == 0xFFFFFFFF) return; /* Wrong code? */ wc = (WCHAR)dc; @@ -6628,7 +6601,7 @@ static void putc_bfd (putbuff* pb, TCHAR c) pb->buf[i++] = (BYTE)wc; #endif -#else /* ANSI/OEM input (without re-encoding) */ +#else /* ANSI/OEM input (without re-encoding) */ pb->buf[i++] = (BYTE)c; #endif @@ -6650,7 +6623,7 @@ static int putc_flush (putbuff* pb) if ( pb->idx >= 0 /* Flush buffered characters to the file */ && f_write(pb->fp, pb->buf, (UINT)pb->idx, &nw) == FR_OK && (UINT)pb->idx == nw) return pb->nchr; - return EOF; + return -1; } @@ -6658,7 +6631,7 @@ static int putc_flush (putbuff* pb) static void putc_init (putbuff* pb, FIL* fp) { - mem_set(pb, 0, sizeof (putbuff)); + memset(pb, 0, sizeof (putbuff)); pb->fp = fp; } @@ -6701,8 +6674,129 @@ int f_puts ( /*-----------------------------------------------------------------------*/ -/* Put a Formatted String to the File */ +/* Put a Formatted String to the File (with sub-functions) */ /*-----------------------------------------------------------------------*/ +#if FF_PRINT_FLOAT && FF_INTDEF == 2 +#include + +static int ilog10 (double n) /* Calculate log10(n) in integer output */ +{ + int rv = 0; + + while (n >= 10) { /* Decimate digit in right shift */ + if (n >= 100000) { + n /= 100000; rv += 5; + } else { + n /= 10; rv++; + } + } + while (n < 1) { /* Decimate digit in left shift */ + if (n < 0.00001) { + n *= 100000; rv -= 5; + } else { + n *= 10; rv--; + } + } + return rv; +} + + +static double i10x (int n) /* Calculate 10^n in integer input */ +{ + double rv = 1; + + while (n > 0) { /* Left shift */ + if (n >= 5) { + rv *= 100000; n -= 5; + } else { + rv *= 10; n--; + } + } + while (n < 0) { /* Right shift */ + if (n <= -5) { + rv /= 100000; n += 5; + } else { + rv /= 10; n++; + } + } + return rv; +} + + +static void ftoa ( + char* buf, /* Buffer to output the floating point string */ + double val, /* Value to output */ + int prec, /* Number of fractional digits */ + TCHAR fmt /* Notation */ +) +{ + int d; + int e = 0, m = 0; + char sign = 0; + double w; + const char *er = 0; + const char ds = FF_PRINT_FLOAT == 2 ? ',' : '.'; + + + if (isnan(val)) { /* Not a number? */ + er = "NaN"; + } else { + if (prec < 0) prec = 6; /* Default precision? (6 fractional digits) */ + if (val < 0) { /* Nagative? */ + val = 0 - val; sign = '-'; + } else { + sign = '+'; + } + if (isinf(val)) { /* Infinite? */ + er = "INF"; + } else { + if (fmt == 'f') { /* Decimal notation? */ + val += i10x(0 - prec) / 2; /* Round (nearest) */ + m = ilog10(val); + if (m < 0) m = 0; + if (m + prec + 3 >= SZ_NUM_BUF) er = "OV"; /* Buffer overflow? */ + } else { /* E notation */ + if (val != 0) { /* Not a true zero? */ + val += i10x(ilog10(val) - prec) / 2; /* Round (nearest) */ + e = ilog10(val); + if (e > 99 || prec + 7 >= SZ_NUM_BUF) { /* Buffer overflow or E > +99? */ + er = "OV"; + } else { + if (e < -99) e = -99; + val /= i10x(e); /* Normalize */ + } + } + } + } + if (!er) { /* Not error condition */ + if (sign == '-') *buf++ = sign; /* Add a - if negative value */ + do { /* Put decimal number */ + if (m == -1) *buf++ = ds; /* Insert a decimal separator when get into fractional part */ + w = i10x(m); /* Snip the highest digit d */ + d = (int)(val / w); val -= d * w; + *buf++ = (char)('0' + d); /* Put the digit */ + } while (--m >= -prec); /* Output all digits specified by prec */ + if (fmt != 'f') { /* Put exponent if needed */ + *buf++ = (char)fmt; + if (e < 0) { + e = 0 - e; *buf++ = '-'; + } else { + *buf++ = '+'; + } + *buf++ = (char)('0' + e / 10); + *buf++ = (char)('0' + e % 10); + } + } + } + if (er) { /* Error condition */ + if (sign) *buf++ = sign; /* Add sign if needed */ + do *buf++ = *er++; while (*er); /* Put error symbol */ + } + *buf = 0; /* Term */ +} +#endif /* FF_PRINT_FLOAT && FF_INTDEF == 2 */ + + int f_printf ( FIL* fp, /* Pointer to the file object */ @@ -6712,10 +6806,16 @@ int f_printf ( { va_list arp; putbuff pb; - BYTE f, r; - UINT i, j, w; + UINT i, j, w, f, r; + int prec; +#if FF_PRINT_LLI && FF_INTDEF == 2 + QWORD v; +#else DWORD v; - TCHAR c, d, str[32], *p; +#endif + TCHAR tc, pad, *tp; + TCHAR nul = 0; + char d, str[SZ_NUM_BUF]; putc_init(&pb, fp); @@ -6723,88 +6823,122 @@ int f_printf ( va_start(arp, fmt); for (;;) { - c = *fmt++; - if (c == 0) break; /* End of string */ - if (c != '%') { /* Non escape character */ - putc_bfd(&pb, c); + tc = *fmt++; + if (tc == 0) break; /* End of format string */ + if (tc != '%') { /* Not an escape character (pass-through) */ + putc_bfd(&pb, tc); continue; } - w = f = 0; - c = *fmt++; - if (c == '0') { /* Flag: '0' padding */ - f = 1; c = *fmt++; - } else { - if (c == '-') { /* Flag: left justified */ - f = 2; c = *fmt++; - } + f = w = 0; pad = ' '; prec = -1; /* Initialize parms */ + tc = *fmt++; + if (tc == '0') { /* Flag: '0' padded */ + pad = '0'; tc = *fmt++; + } else if (tc == '-') { /* Flag: Left aligned */ + f = 2; tc = *fmt++; } - if (c == '*') { /* Minimum width by argument */ + if (tc == '*') { /* Minimum width from an argument */ w = va_arg(arp, int); - c = *fmt++; + tc = *fmt++; } else { - while (IsDigit(c)) { /* Minimum width */ - w = w * 10 + c - '0'; - c = *fmt++; + while (IsDigit(tc)) { /* Minimum width */ + w = w * 10 + tc - '0'; + tc = *fmt++; } } - if (c == 'l' || c == 'L') { /* Type prefix: Size is long int */ - f |= 4; c = *fmt++; - } - if (c == 0) break; - d = c; - if (IsLower(d)) d -= 0x20; - switch (d) { /* Atgument type is... */ - case 'S' : /* String */ - p = va_arg(arp, TCHAR*); - for (j = 0; p[j]; j++) ; - if (!(f & 2)) { /* Right padded */ - while (j++ < w) putc_bfd(&pb, ' ') ; + if (tc == '.') { /* Precision */ + tc = *fmt++; + if (tc == '*') { /* Precision from an argument */ + prec = va_arg(arp, int); + tc = *fmt++; + } else { + prec = 0; + while (IsDigit(tc)) { /* Precision */ + prec = prec * 10 + tc - '0'; + tc = *fmt++; + } } - while (*p) putc_bfd(&pb, *p++) ; /* String body */ - while (j++ < w) putc_bfd(&pb, ' ') ; /* Left padded */ - continue; - - case 'C' : /* Character */ - putc_bfd(&pb, (TCHAR)va_arg(arp, int)); continue; - - case 'B' : /* Unsigned binary */ + } + if (tc == 'l') { /* Size: long int */ + f |= 4; tc = *fmt++; +#if FF_PRINT_LLI && FF_INTDEF == 2 + if (tc == 'l') { /* Size: long long int */ + f |= 8; tc = *fmt++; + } +#endif + } + if (tc == 0) break; /* End of format string */ + switch (tc) { /* Atgument type is... */ + case 'b': /* Unsigned binary */ r = 2; break; - - case 'O' : /* Unsigned octal */ + case 'o': /* Unsigned octal */ r = 8; break; - - case 'D' : /* Signed decimal */ - case 'U' : /* Unsigned decimal */ + case 'd': /* Signed decimal */ + case 'u': /* Unsigned decimal */ r = 10; break; - - case 'X' : /* Unsigned hexdecimal */ + case 'x': /* Unsigned hexdecimal (lower case) */ + case 'X': /* Unsigned hexdecimal (upper case) */ r = 16; break; - + case 'c': /* Character */ + putc_bfd(&pb, (TCHAR)va_arg(arp, int)); + continue; + case 's': /* String */ + tp = va_arg(arp, TCHAR*); /* Get a pointer argument */ + if (!tp) tp = &nul; /* Null ptr generates a null string */ + for (j = 0; tp[j]; j++) ; /* j = tcslen(tp) */ + if (prec >= 0 && j > (UINT)prec) j = prec; /* Limited length of string body */ + for ( ; !(f & 2) && j < w; j++) putc_bfd(&pb, pad); /* Left pads */ + while (*tp && prec--) putc_bfd(&pb, *tp++); /* Body */ + while (j++ < w) putc_bfd(&pb, ' '); /* Right pads */ + continue; +#if FF_PRINT_FLOAT && FF_INTDEF == 2 + case 'f': /* Floating point (decimal) */ + case 'e': /* Floating point (e) */ + case 'E': /* Floating point (E) */ + ftoa(str, va_arg(arp, double), prec, tc); /* Make a flaoting point string */ + for (j = strlen(str); !(f & 2) && j < w; j++) putc_bfd(&pb, pad); /* Left pads */ + for (i = 0; str[i]; putc_bfd(&pb, str[i++])) ; /* Body */ + while (j++ < w) putc_bfd(&pb, ' '); /* Right pads */ + continue; +#endif default: /* Unknown type (pass-through) */ - putc_bfd(&pb, c); continue; + putc_bfd(&pb, tc); continue; } - /* Get an argument and put it in numeral */ - v = (f & 4) ? (DWORD)va_arg(arp, long) : ((d == 'D') ? (DWORD)(long)va_arg(arp, int) : (DWORD)va_arg(arp, unsigned int)); - if (d == 'D' && (v & 0x80000000)) { - v = 0 - v; - f |= 8; + /* Get an integer argument and put it in numeral */ +#if FF_PRINT_LLI && FF_INTDEF == 2 + if (f & 8) { /* long long argument? */ + v = (QWORD)va_arg(arp, LONGLONG); + } else { + if (f & 4) { /* long argument? */ + v = (tc == 'd') ? (QWORD)(LONGLONG)va_arg(arp, long) : (QWORD)va_arg(arp, unsigned long); + } else { /* int/short/char argument */ + v = (tc == 'd') ? (QWORD)(LONGLONG)va_arg(arp, int) : (QWORD)va_arg(arp, unsigned int); + } } + if (tc == 'd' && (v & 0x8000000000000000)) { /* Negative value? */ + v = 0 - v; f |= 1; + } +#else + if (f & 4) { /* long argument? */ + v = (DWORD)va_arg(arp, long); + } else { /* int/short/char argument */ + v = (tc == 'd') ? (DWORD)(long)va_arg(arp, int) : (DWORD)va_arg(arp, unsigned int); + } + if (tc == 'd' && (v & 0x80000000)) { /* Negative value? */ + v = 0 - v; f |= 1; + } +#endif i = 0; - do { - d = (TCHAR)(v % r); v /= r; - if (d > 9) d += (c == 'x') ? 0x27 : 0x07; + do { /* Make an integer number string */ + d = (char)(v % r); v /= r; + if (d > 9) d += (tc == 'x') ? 0x27 : 0x07; str[i++] = d + '0'; - } while (v && i < sizeof str / sizeof *str); - if (f & 8) str[i++] = '-'; - j = i; d = (f & 1) ? '0' : ' '; - if (!(f & 2)) { - while (j++ < w) putc_bfd(&pb, d); /* Right pad */ - } - do { - putc_bfd(&pb, str[--i]); /* Number body */ - } while (i); - while (j++ < w) putc_bfd(&pb, d); /* Left pad */ + } while (v && i < SZ_NUM_BUF); + if (f & 1) str[i++] = '-'; /* Sign */ + /* Write it */ + for (j = i; !(f & 2) && j < w; j++) putc_bfd(&pb, pad); /* Left pads */ + do putc_bfd(&pb, (TCHAR)str[--i]); while (i); /* Body */ + while (j++ < w) putc_bfd(&pb, ' '); /* Right pads */ } va_end(arp); @@ -6826,8 +6960,8 @@ FRESULT f_setcp ( WORD cp /* Value to be set as active code page */ ) { - static const WORD validcp[] = { 437, 720, 737, 771, 775, 850, 852, 857, 860, 861, 862, 863, 864, 865, 866, 869, 932, 936, 949, 950, 0}; - static const BYTE* const tables[] = {Ct437, Ct720, Ct737, Ct771, Ct775, Ct850, Ct852, Ct857, Ct860, Ct861, Ct862, Ct863, Ct864, Ct865, Ct866, Ct869, Dc932, Dc936, Dc949, Dc950, 0}; + static const WORD validcp[22] = { 437, 720, 737, 771, 775, 850, 852, 855, 857, 860, 861, 862, 863, 864, 865, 866, 869, 932, 936, 949, 950, 0}; + static const BYTE* const tables[22] = {Ct437, Ct720, Ct737, Ct771, Ct775, Ct850, Ct852, Ct855, Ct857, Ct860, Ct861, Ct862, Ct863, Ct864, Ct865, Ct866, Ct869, Dc932, Dc936, Dc949, Dc950, 0}; UINT i; diff --git a/stm-firmware/updater/ram-code/include/fatfs/ff.h b/stm-firmware/updater/ram-code/include/fatfs/ff.h index 706ec35..64bf79d 100644 --- a/stm-firmware/updater/ram-code/include/fatfs/ff.h +++ b/stm-firmware/updater/ram-code/include/fatfs/ff.h @@ -1,8 +1,8 @@ /*----------------------------------------------------------------------------/ -/ FatFs - Generic FAT Filesystem module R0.14 / +/ FatFs - Generic FAT Filesystem module R0.14b / /-----------------------------------------------------------------------------/ / -/ Copyright (C) 2019, ChaN, all right reserved. +/ Copyright (C) 2021, ChaN, all right reserved. / / FatFs module is an open source software. Redistribution and use of FatFs in / source and binary forms, with or without modification, are permitted provided @@ -20,7 +20,7 @@ #ifndef FF_DEFINED -#define FF_DEFINED 86606 /* Revision ID */ +#define FF_DEFINED 86631 /* Revision ID */ #ifdef __cplusplus extern "C" { @@ -35,10 +35,14 @@ extern "C" { /* Integer types used for FatFs API */ -#if defined(_WIN32) /* Main development platform */ +#if defined(_WIN32) /* Windows VC++ (for development only) */ #define FF_INTDEF 2 #include typedef unsigned __int64 QWORD; +#include +#define isnan(v) _isnan(v) +#define isinf(v) (!_finite(v)) + #elif (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || defined(__cplusplus) /* C99 or later */ #define FF_INTDEF 2 #include @@ -48,6 +52,7 @@ typedef uint16_t WORD; /* 16-bit unsigned integer */ typedef uint32_t DWORD; /* 32-bit unsigned integer */ typedef uint64_t QWORD; /* 64-bit unsigned integer */ typedef WORD WCHAR; /* UTF-16 character type */ + #else /* Earlier than C99 */ #define FF_INTDEF 1 typedef unsigned int UINT; /* int must be 16-bit or 32-bit */ @@ -58,28 +63,29 @@ typedef WORD WCHAR; /* UTF-16 character type */ #endif -/* Definitions of volume management */ +/* Type of file size and LBA variables */ -#if FF_MULTI_PARTITION /* Multiple partition configuration */ -typedef struct { - BYTE pd; /* Physical drive number */ - BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */ -} PARTITION; -extern PARTITION VolToPart[]; /* Volume - Partition mapping table */ +#if FF_FS_EXFAT +#if FF_INTDEF != 2 +#error exFAT feature wants C99 or later #endif - -#if FF_STR_VOLUME_ID -#ifndef FF_VOLUME_STRS -extern const char* VolumeStr[FF_VOLUMES]; /* User defied volume ID */ +typedef QWORD FSIZE_t; +#if FF_LBA64 +typedef QWORD LBA_t; +#else +typedef DWORD LBA_t; #endif +#else +#if FF_LBA64 +#error exFAT needs to be enabled when enable 64-bit LBA +#endif +typedef DWORD FSIZE_t; +typedef DWORD LBA_t; #endif -/* Type of path name strings on FatFs API */ - -#ifndef _INC_TCHAR -#define _INC_TCHAR +/* Type of path name strings on FatFs API (TCHAR) */ #if FF_USE_LFN && FF_LFN_UNICODE == 1 /* Unicode in UTF-16 encoding */ typedef WCHAR TCHAR; @@ -101,28 +107,22 @@ typedef char TCHAR; #define _TEXT(x) x #endif -#endif +/* Definitions of volume management */ -/* Type of file size and LBA variables */ +#if FF_MULTI_PARTITION /* Multiple partition configuration */ +typedef struct { + BYTE pd; /* Physical drive number */ + BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */ +} PARTITION; +extern PARTITION VolToPart[]; /* Volume - Partition mapping table */ +#endif -#if FF_FS_EXFAT -#if FF_INTDEF != 2 -#error exFAT feature wants C99 or later +#if FF_STR_VOLUME_ID +#ifndef FF_VOLUME_STRS +extern const char* VolumeStr[FF_VOLUMES]; /* User defied volume ID */ #endif -typedef QWORD FSIZE_t; -#if FF_LBA64 -typedef QWORD LBA_t; -#else -typedef DWORD LBA_t; -#endif -#else -#if FF_LBA64 -#error exFAT needs to be enabled when enable 64-bit LBA -#endif -typedef DWORD FSIZE_t; -typedef DWORD LBA_t; #endif @@ -345,10 +345,6 @@ TCHAR* f_gets (TCHAR* buff, int len, FIL* fp); /* Get a string from the fil #define f_rmdir(path) f_unlink(path) #define f_unmount(path) f_mount(0, path, 0) -#ifndef EOF -#define EOF (-1) -#endif - diff --git a/stm-firmware/updater/ram-code/include/fatfs/ffconf.h b/stm-firmware/updater/ram-code/include/fatfs/ffconf.h index 48387ab..78c447c 100644 --- a/stm-firmware/updater/ram-code/include/fatfs/ffconf.h +++ b/stm-firmware/updater/ram-code/include/fatfs/ffconf.h @@ -2,7 +2,7 @@ / FatFs Functional Configurations /---------------------------------------------------------------------------*/ -#define FFCONF_DEF 86606 /* Revision ID */ +#define FFCONF_DEF 86631 /* Revision ID */ /*---------------------------------------------------------------------------/ / Function Configurations @@ -25,15 +25,7 @@ / 3: f_lseek() function is removed in addition to 2. */ -#define FF_USE_STRFUNC 1 -/* This option switches string functions, f_gets(), f_putc(), f_puts() and f_printf(). -/ -/ 0: Disable string functions. -/ 1: Enable without LF-CRLF conversion. -/ 2: Enable with LF-CRLF conversion. */ - - -#define FF_USE_FIND 0 +#define FF_USE_FIND 1 /* This option switches filtered directory read functions, f_findfirst() and / f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */ @@ -64,6 +56,30 @@ /* This option switches f_forward() function. (0:Disable or 1:Enable) */ +#define FF_USE_STRFUNC 1 +#define FF_PRINT_LLI 0 +#define FF_PRINT_FLOAT 0 +#define FF_STRF_ENCODE 0 +/* FF_USE_STRFUNC switches string functions, f_gets(), f_putc(), f_puts() and +/ f_printf(). +/ +/ 0: Disable. FF_PRINT_LLI, FF_PRINT_FLOAT and FF_STRF_ENCODE have no effect. +/ 1: Enable without LF-CRLF conversion. +/ 2: Enable with LF-CRLF conversion. +/ +/ FF_PRINT_LLI = 1 makes f_printf() support long long argument and FF_PRINT_FLOAT = 1/2 + makes f_printf() support floating point argument. These features want C99 or later. +/ When FF_LFN_UNICODE >= 1 with LFN enabled, string functions convert the character +/ encoding in it. FF_STRF_ENCODE selects assumption of character encoding ON THE FILE +/ to be read/written via those functions. +/ +/ 0: ANSI/OEM in current CP +/ 1: Unicode in UTF-16LE +/ 2: Unicode in UTF-16BE +/ 3: Unicode in UTF-8 +*/ + + /*---------------------------------------------------------------------------/ / Locale and Namespace Configurations /---------------------------------------------------------------------------*/ @@ -137,19 +153,6 @@ / on character encoding. When LFN is not enabled, these options have no effect. */ -#define FF_STRF_ENCODE 3 -/* When FF_LFN_UNICODE >= 1 with LFN enabled, string I/O functions, f_gets(), -/ f_putc(), f_puts and f_printf() convert the character encoding in it. -/ This option selects assumption of character encoding ON THE FILE to be -/ read/written via those functions. -/ -/ 0: ANSI/OEM in current CP -/ 1: Unicode in UTF-16LE -/ 2: Unicode in UTF-16BE -/ 3: Unicode in UTF-8 -*/ - - #define FF_FS_RPATH 0 /* This option configures support for relative path. / @@ -194,7 +197,7 @@ #define FF_MAX_SS 512 /* This set of options configures the range of sector size to be supported. (512, / 1024, 2048 or 4096) Always set both 512 for most systems, generic memory card and -/ harddisk. But a larger value may be required for on-board flash memory and some +/ harddisk, but a larger value may be required for on-board flash memory and some / type of optical media. When FF_MAX_SS is larger than FF_MIN_SS, FatFs is configured / for variable sector size mode and disk_ioctl() function needs to implement / GET_SECTOR_SIZE command. */ @@ -205,8 +208,8 @@ / To enable the 64-bit LBA, also exFAT needs to be enabled. (FF_FS_EXFAT == 1) */ -#define FF_MIN_GPT 0x100000000 -/* Minimum number of sectors to switch GPT format to create partition in f_mkfs and +#define FF_MIN_GPT 0x10000000 +/* Minimum number of sectors to switch GPT as partitioning format in f_mkfs and / f_fdisk function. 0x100000000 max. This option has no effect when FF_LBA64 == 0. */ @@ -228,7 +231,7 @@ / buffer in the filesystem object (FATFS) is used for the file data transfer. */ -#define FF_FS_EXFAT 0 +#define FF_FS_EXFAT 1 /* This option switches support for exFAT filesystem. (0:Disable or 1:Enable) / To enable exFAT, also LFN needs to be enabled. (FF_USE_LFN >= 1) / Note that enabling exFAT discards ANSI C (C89) compatibility. */ @@ -237,7 +240,7 @@ #define FF_FS_NORTC 0 #define FF_NORTC_MON 1 #define FF_NORTC_MDAY 1 -#define FF_NORTC_YEAR 2019 +#define FF_NORTC_YEAR 2020 /* The option FF_FS_NORTC switches timestamp functiton. If the system does not have / any RTC function or valid timestamp is not needed, set FF_FS_NORTC = 1 to disable / the timestamp function. Every object modified by FatFs will have a fixed timestamp