diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/Makefile | 1 | ||||
| -rw-r--r-- | fs/fat/file.c | 6 | ||||
| -rw-r--r-- | fs/fdos/Makefile | 2 | ||||
| -rw-r--r-- | fs/fdos/dev.c | 130 | ||||
| -rw-r--r-- | fs/fdos/dos.h | 8 | ||||
| -rw-r--r-- | fs/fdos/fat.c | 85 | ||||
| -rw-r--r-- | fs/fdos/fdos.c | 128 | ||||
| -rw-r--r-- | fs/fdos/fdos.h | 37 | ||||
| -rw-r--r-- | fs/fdos/fs.c | 58 | ||||
| -rw-r--r-- | fs/fdos/subdir.c | 276 | ||||
| -rw-r--r-- | fs/fdos/vfat.c | 362 | ||||
| -rw-r--r-- | fs/jffs2/jffs2_1pass.c | 11 | ||||
| -rw-r--r-- | fs/jffs2/jffs2_private.h | 46 |
13 files changed, 567 insertions, 583 deletions
diff --git a/fs/Makefile b/fs/Makefile index 27ee6fb..204be2c 100644 --- a/fs/Makefile +++ b/fs/Makefile @@ -27,4 +27,3 @@ SUBDIRS := jffs2 fdos fat .depend all: @for dir in $(SUBDIRS) ; do \ $(MAKE) -C $$dir $@ ; done - diff --git a/fs/fat/file.c b/fs/fat/file.c index d375ba2..f999ac5 100644 --- a/fs/fat/file.c +++ b/fs/fat/file.c @@ -1,5 +1,5 @@ -/* - * file.c +/* + * file.c * * Mini "VFS" by Marcus Sundberg * @@ -143,7 +143,7 @@ file_cd(const char *path) return 0; } - + int file_detectfs(void) { diff --git a/fs/fdos/Makefile b/fs/fdos/Makefile index af0fff1..c25e744 100644 --- a/fs/fdos/Makefile +++ b/fs/fdos/Makefile @@ -28,7 +28,7 @@ include $(TOPDIR)/config.mk LIB = libfdos.a AOBJS = -COBJS = fat.o vfat.o dev.o fdos.o fs.o subdir.o +COBJS = fat.o vfat.o dev.o fdos.o fs.o subdir.o OBJS = $(AOBJS) $(COBJS) #CPPFLAGS += diff --git a/fs/fdos/dev.c b/fs/fdos/dev.c index 809156a..5dea5cd 100644 --- a/fs/fdos/dev.c +++ b/fs/fdos/dev.c @@ -38,7 +38,7 @@ static int lastwhere; /*----------------------------------------------------------------------------- - * dev_open -- + * dev_open -- *----------------------------------------------------------------------------- */ int dev_open (void) @@ -57,17 +57,17 @@ int dev_read (void *buffer, int where, int len) /* Si on ne desire pas lire a la position courante, il faut un seek */ if (where != lastwhere) { - if (!fdc_fdos_seek (where)) { - PRINTF ("seek error in dev_read"); - lastwhere = -1; - return (-1); - } + if (!fdc_fdos_seek (where)) { + PRINTF ("seek error in dev_read"); + lastwhere = -1; + return (-1); + } } - + if (!fdc_fdos_read (buffer, len)) { - PRINTF ("read error\n"); - lastwhere = -1; - return (-1); + PRINTF ("read error\n"); + lastwhere = -1; + return (-1); } lastwhere = where + len; return (0); @@ -84,110 +84,110 @@ int check_dev (BootSector_t *boot, Fs_t *fs) /* Display Boot header */ PRINTF ("Jump to boot code 0x%02x 0x%02x 0x%02x\n", - boot -> jump [0], boot -> jump [1], boot -> jump[2]); + boot -> jump [0], boot -> jump [1], boot -> jump[2]); PRINTF ("OEM name & version '%*.*s'\n", - BANNER_LG, BANNER_LG, boot -> banner ); + BANNER_LG, BANNER_LG, boot -> banner ); PRINTF ("Bytes per sector hopefully 512 %d\n", - __le16_to_cpu (boot -> secsiz)); + __le16_to_cpu (boot -> secsiz)); PRINTF ("Cluster size in sectors %d\n", - boot -> clsiz); + boot -> clsiz); PRINTF ("Number of reserved (boot) sectors %d\n", - __le16_to_cpu (boot -> nrsvsect)); + __le16_to_cpu (boot -> nrsvsect)); PRINTF ("Number of FAT tables hopefully 2 %d\n", - boot -> nfat); + boot -> nfat); PRINTF ("Number of directory slots %d\n", - __le16_to_cpu (boot -> dirents)); + __le16_to_cpu (boot -> dirents)); PRINTF ("Total sectors on disk %d\n", - __le16_to_cpu (boot -> psect)); + __le16_to_cpu (boot -> psect)); PRINTF ("Media descriptor=first byte of FAT %d\n", - boot -> descr); + boot -> descr); PRINTF ("Sectors in FAT %d\n", - __le16_to_cpu (boot -> fatlen)); + __le16_to_cpu (boot -> fatlen)); PRINTF ("Sectors/track %d\n", - __le16_to_cpu (boot -> nsect)); + __le16_to_cpu (boot -> nsect)); PRINTF ("Heads %d\n", - __le16_to_cpu (boot -> nheads)); + __le16_to_cpu (boot -> nheads)); PRINTF ("number of hidden sectors %d\n", - __le32_to_cpu (boot -> nhs)); + __le32_to_cpu (boot -> nhs)); PRINTF ("big total sectors %d\n", - __le32_to_cpu (boot -> bigsect)); + __le32_to_cpu (boot -> bigsect)); PRINTF ("physical drive ? %d\n", - boot -> physdrive); + boot -> physdrive); PRINTF ("reserved %d\n", - boot -> reserved); + boot -> reserved); PRINTF ("dos > 4.0 diskette %d\n", - boot -> dos4); + boot -> dos4); PRINTF ("serial number %d\n", - __le32_to_cpu (boot -> serial)); + __le32_to_cpu (boot -> serial)); PRINTF ("disk label %*.*s\n", - LABEL_LG, LABEL_LG, boot -> label); + LABEL_LG, LABEL_LG, boot -> label); PRINTF ("FAT type %8.8s\n", - boot -> fat_type); + boot -> fat_type); PRINTF ("reserved by 2M %d\n", - boot -> res_2m); + boot -> res_2m); PRINTF ("2M checksum (not used) %d\n", - boot -> CheckSum); + boot -> CheckSum); PRINTF ("2MF format version %d\n", - boot -> fmt_2mf); + boot -> fmt_2mf); PRINTF ("1 if write track after format %d\n", - boot -> wt); + boot -> wt); PRINTF ("data transfer rate on track 0 %d\n", - boot -> rate_0); + boot -> rate_0); PRINTF ("data transfer rate on track<>0 %d\n", - boot -> rate_any); + boot -> rate_any); PRINTF ("offset to boot program %d\n", - __le16_to_cpu (boot -> BootP)); + __le16_to_cpu (boot -> BootP)); PRINTF ("T1: information for track 0 %d\n", - __le16_to_cpu (boot -> Infp0)); + __le16_to_cpu (boot -> Infp0)); PRINTF ("T2: information for track<>0 %d\n", - __le16_to_cpu (boot -> InfpX)); + __le16_to_cpu (boot -> InfpX)); PRINTF ("T3: track sectors size table %d\n", - __le16_to_cpu (boot -> InfTm)); + __le16_to_cpu (boot -> InfTm)); PRINTF ("Format date 0x%04x\n", - __le16_to_cpu (boot -> DateF)); + __le16_to_cpu (boot -> DateF)); PRINTF ("Format time 0x%04x\n", - __le16_to_cpu (boot -> TimeF)); - + __le16_to_cpu (boot -> TimeF)); + /* information is extracted from boot sector */ heads = __le16_to_cpu (boot -> nheads); sectors = __le16_to_cpu (boot -> nsect); fs -> tot_sectors = __le32_to_cpu (boot -> bigsect); if (__le16_to_cpu (boot -> psect) != 0) { - fs -> tot_sectors = __le16_to_cpu (boot -> psect); + fs -> tot_sectors = __le16_to_cpu (boot -> psect); } - + sect_per_track = heads * sectors; tracks = (fs -> tot_sectors + sect_per_track - 1) / sect_per_track; - + BootP = __le16_to_cpu (boot -> BootP); Infp0 = __le16_to_cpu (boot -> Infp0); InfpX = __le16_to_cpu (boot -> InfpX); InfTm = __le16_to_cpu (boot -> InfTm); - + if (boot -> dos4 == EXTENDED_BOOT && - strncmp( boot->banner,"2M", 2 ) == 0 && - BootP < SZ_STD_SECTOR && - Infp0 < SZ_STD_SECTOR && - InfpX < SZ_STD_SECTOR && - InfTm < SZ_STD_SECTOR && - BootP >= InfTm + 2 && - InfTm >= InfpX && - InfpX >= Infp0 && - Infp0 >= 76 ) { - - return (-1); + strncmp( boot->banner,"2M", 2 ) == 0 && + BootP < SZ_STD_SECTOR && + Infp0 < SZ_STD_SECTOR && + InfpX < SZ_STD_SECTOR && + InfTm < SZ_STD_SECTOR && + BootP >= InfTm + 2 && + InfTm >= InfpX && + InfpX >= Infp0 && + Infp0 >= 76 ) { + + return (-1); } if (heads != NB_HEADS || - tracks != NB_TRACKS || - sectors != NB_SECTORS || - __le16_to_cpu (boot -> secsiz) != SZ_STD_SECTOR || - fs -> tot_sectors == 0 || - (fs -> tot_sectors % sectors) != 0) { - return (-1); + tracks != NB_TRACKS || + sectors != NB_SECTORS || + __le16_to_cpu (boot -> secsiz) != SZ_STD_SECTOR || + fs -> tot_sectors == 0 || + (fs -> tot_sectors % sectors) != 0) { + return (-1); } - + return (0); } diff --git a/fs/fdos/dos.h b/fs/fdos/dos.h index 71701c9..7b27b01 100644 --- a/fs/fdos/dos.h +++ b/fs/fdos/dos.h @@ -34,7 +34,7 @@ #define MAX_PATH 128 /* Max size of the MSDOS PATH */ #define MAX_DIR_SECS 64 /* Taille max d'un repertoire (en */ - /* secteurs) */ + /* secteurs) */ /* Misc. definitions */ #define DELMARK '\xe5' #define EXTENDED_BOOT (0x29) @@ -119,7 +119,6 @@ typedef struct directory { } __attribute__ ((packed)) Directory_t; - #define MAX_VFAT_SUBENTRIES 20 #define VSE_NAMELEN 13 @@ -145,7 +144,7 @@ typedef struct directory { struct vfat_subentry { unsigned char id; /* VSE_LAST pour la fin, VSE_MASK */ - /* pour un VSE */ + /* pour un VSE */ char text1 [VSE1SIZE * 2]; /* Caracteres encodes sur 16 bits */ unsigned char attribute; /* 0x0f pour les VFAT */ unsigned char hash1; /* toujours 0 */ @@ -161,7 +160,7 @@ struct vfat_state { int status; /* is now a bit map of 32 bits */ int subentries; unsigned char sum; /* no need to remember the sum for each */ - /* entry, it is the same anyways */ + /* entry, it is the same anyways */ } __attribute__ ((packed)) ; /* Conversion macros */ @@ -174,4 +173,3 @@ struct vfat_state { #endif - diff --git a/fs/fdos/fat.c b/fs/fdos/fat.c index 42df755..2ef2371 100644 --- a/fs/fdos/fat.c +++ b/fs/fdos/fat.c @@ -33,24 +33,24 @@ /*----------------------------------------------------------------------------- - * fat_decode -- + * fat_decode -- *----------------------------------------------------------------------------- */ unsigned int fat_decode (Fs_t *fs, unsigned int num) { unsigned int start = num * 3 / 2; unsigned char *address = fs -> fat_buf + start; - + if (num < 2 || start + 1 > (fs -> fat_len * SZ_STD_SECTOR)) - return 1; - + return 1; + if (num & 1) - return ((address [1] & 0xff) << 4) | ((address [0] & 0xf0 ) >> 4); + return ((address [1] & 0xff) << 4) | ((address [0] & 0xf0 ) >> 4); else - return ((address [1] & 0xf) << 8) | (address [0] & 0xff ); + return ((address [1] & 0xf) << 8) | (address [0] & 0xff ); } /*----------------------------------------------------------------------------- - * check_fat -- + * check_fat -- *----------------------------------------------------------------------------- */ static int check_fat (Fs_t *fs) @@ -59,48 +59,48 @@ static int check_fat (Fs_t *fs) /* Cluster verification */ for (i = 3 ; i < fs -> num_clus; i++){ - f = fat_decode (fs, i); - if (f < FAT12_LAST && f > fs -> num_clus){ - /* Wrong cluster number detected */ - return (-1); - } + f = fat_decode (fs, i); + if (f < FAT12_LAST && f > fs -> num_clus){ + /* Wrong cluster number detected */ + return (-1); + } } return (0); } /*----------------------------------------------------------------------------- - * read_one_fat -- + * read_one_fat -- *----------------------------------------------------------------------------- */ static int read_one_fat (BootSector_t *boot, Fs_t *fs, int nfat) { if (dev_read (fs -> fat_buf, - (fs -> fat_start + nfat * fs -> fat_len), - fs -> fat_len) < 0) { - return (-1); + (fs -> fat_start + nfat * fs -> fat_len), + fs -> fat_len) < 0) { + return (-1); } if (fs -> fat_buf [0] || fs -> fat_buf [1] || fs -> fat_buf [2]) { - if ((fs -> fat_buf [0] != boot -> descr && - (fs -> fat_buf [0] != 0xf9 || boot -> descr != MEDIA_STD)) || - fs -> fat_buf [0] < MEDIA_STD){ - /* Unknown Media */ - return (-1); - } - if (fs -> fat_buf [1] != 0xff || fs -> fat_buf [2] != 0xff){ - /* FAT doesn't start with good values */ - return (-1); - } + if ((fs -> fat_buf [0] != boot -> descr && + (fs -> fat_buf [0] != 0xf9 || boot -> descr != MEDIA_STD)) || + fs -> fat_buf [0] < MEDIA_STD){ + /* Unknown Media */ + return (-1); + } + if (fs -> fat_buf [1] != 0xff || fs -> fat_buf [2] != 0xff){ + /* FAT doesn't start with good values */ + return (-1); + } } if (fs -> num_clus >= FAT12_MAX_NB) { - /* Too much clusters */ - return (-1); + /* Too much clusters */ + return (-1); } return check_fat (fs); } /*----------------------------------------------------------------------------- - * read_fat -- + * read_fat -- *----------------------------------------------------------------------------- */ int read_fat (BootSector_t *boot, Fs_t *fs) @@ -111,35 +111,32 @@ int read_fat (BootSector_t *boot, Fs_t *fs) /* Allocate Fat Buffer */ buflen = fs -> fat_len * SZ_STD_SECTOR; if (fs -> fat_buf) { - free (fs -> fat_buf); + free (fs -> fat_buf); } if ((fs -> fat_buf = malloc (buflen)) == NULL) { - return (-1); + return (-1); } /* Try to read each Fat */ for (i = 0; i< fs -> nb_fat; i++){ - if (read_one_fat (boot, fs, i) == 0) { - /* Fat is OK */ - fs -> num_fat = i; - break; - } + if (read_one_fat (boot, fs, i) == 0) { + /* Fat is OK */ + fs -> num_fat = i; + break; + } } if (i == fs -> nb_fat){ - return (-1); + return (-1); } - + if (fs -> fat_len > (((fs -> num_clus + 2) * - (FAT_BITS / 4) -1 ) / 2 / - SZ_STD_SECTOR + 1)) { - return (-1); + (FAT_BITS / 4) -1 ) / 2 / + SZ_STD_SECTOR + 1)) { + return (-1); } return (0); } - - - #endif diff --git a/fs/fdos/fdos.c b/fs/fdos/fdos.c index 8963f42..a29f43d 100644 --- a/fs/fdos/fdos.c +++ b/fs/fdos/fdos.c @@ -37,7 +37,7 @@ Fs_t fs; File_t file; /*----------------------------------------------------------------------------- - * dos_open -- + * dos_open -- *----------------------------------------------------------------------------- */ int dos_open(char *name) @@ -45,59 +45,59 @@ int dos_open(char *name) int lg; int entry; char *fname; - + /* We need to suppress the " char around the name */ if (name [0] == '"') { - name ++; + name ++; } lg = strlen (name); if (name [lg - 1] == '"') { - name [lg - 1] = '\0'; + name [lg - 1] = '\0'; } /* Open file system */ if (fs_init (&fs) < 0) { - return -1; + return -1; } /* Init the file descriptor */ file.name = name; file.fs = &fs; - + /* find the subdirectory containing the file */ if (open_subdir (&file) < 0) { - return (-1); + return (-1); } fname = basename (name); /* if we try to open root directory */ if (*fname == '\0') { - file.file = file.subdir; - return (0); + file.file = file.subdir; + return (0); } - + /* find the file in the subdir */ entry = 0; if (vfat_lookup (&file.subdir, - file.fs, - &file.file.dir, - &entry, - 0, - fname, - ACCEPT_DIR | ACCEPT_PLAIN | SINGLE | DO_OPEN, - 0, - &file.file) != 0) { - /* File not found */ - printf ("File not found\n"); - return (-1); + file.fs, + &file.file.dir, + &entry, + 0, + fname, + ACCEPT_DIR | ACCEPT_PLAIN | SINGLE | DO_OPEN, + 0, + &file.file) != 0) { + /* File not found */ + printf ("File not found\n"); + return (-1); } return 0; } /*----------------------------------------------------------------------------- - * dos_read -- + * dos_read -- *----------------------------------------------------------------------------- */ int dos_read (ulong addr) @@ -106,27 +106,27 @@ int dos_read (ulong addr) /* Try to boot a directory ? */ if (file.file.dir.attr & (ATTR_DIRECTORY | ATTR_VOLUME)) { - printf ("Unable to boot %s !!\n", file.name); - return (-1); + printf ("Unable to boot %s !!\n", file.name); + return (-1); } while (read < file.file.FileSize) { - PRINTF ("read_file (%ld)\n", (file.file.FileSize - read)); - nb = read_file (&fs, - &file.file, - (char *)addr + read, - read, - (file.file.FileSize - read)); - PRINTF ("read_file -> %d\n", nb); - if (nb < 0) { - printf ("read error\n"); - return (-1); - } - read += nb; + PRINTF ("read_file (%ld)\n", (file.file.FileSize - read)); + nb = read_file (&fs, + &file.file, + (char *)addr + read, + read, + (file.file.FileSize - read)); + PRINTF ("read_file -> %d\n", nb); + if (nb < 0) { + printf ("read error\n"); + return (-1); + } + read += nb; } return (read); } /*----------------------------------------------------------------------------- - * dos_dir -- + * dos_dir -- *----------------------------------------------------------------------------- */ int dos_dir (void) @@ -134,39 +134,39 @@ int dos_dir (void) int entry; Directory_t dir; char *name; - - + + if ((file.file.dir.attr & ATTR_DIRECTORY) == 0) { - printf ("%s: not a directory !!\n", file.name); - return (1); + printf ("%s: not a directory !!\n", file.name); + return (1); } entry = 0; if ((name = malloc (MAX_VNAMELEN + 1)) == NULL) { - PRINTF ("Allcation error\n"); - return (1); + PRINTF ("Allcation error\n"); + return (1); } - + while (vfat_lookup (&file.file, - file.fs, - &dir, - &entry, - 0, - NULL, - ACCEPT_DIR | ACCEPT_PLAIN | MATCH_ANY, - name, - NULL) == 0) { - /* Display file info */ - printf ("%3.3s %9d %s %02d %04d %02d:%02d:%02d %s\n", - (dir.attr & ATTR_DIRECTORY) ? "dir" : " ", - __le32_to_cpu (dir.size), - month [DOS_MONTH (&dir) - 1], - DOS_DAY (&dir), - DOS_YEAR (&dir), - DOS_HOUR (&dir), - DOS_MINUTE (&dir), - DOS_SEC (&dir), - name); - + file.fs, + &dir, + &entry, + 0, + NULL, + ACCEPT_DIR | ACCEPT_PLAIN | MATCH_ANY, + name, + NULL) == 0) { + /* Display file info */ + printf ("%3.3s %9d %s %02d %04d %02d:%02d:%02d %s\n", + (dir.attr & ATTR_DIRECTORY) ? "dir" : " ", + __le32_to_cpu (dir.size), + month [DOS_MONTH (&dir) - 1], + DOS_DAY (&dir), + DOS_YEAR (&dir), + DOS_HOUR (&dir), + DOS_MINUTE (&dir), + DOS_SEC (&dir), + name); + } free (name); return (0); diff --git a/fs/fdos/fdos.h b/fs/fdos/fdos.h index 18076d8..e28c22f 100644 --- a/fs/fdos/fdos.h +++ b/fs/fdos/fdos.h @@ -41,25 +41,25 @@ typedef struct fs int cluster_size; int num_clus; - + int fat_start; int fat_len; int nb_fat; int num_fat; - + int dir_start; int dir_len; unsigned char *fat_buf; - + } Fs_t; /* Data structure describing one file system slot */ typedef struct slot { int (*map) (struct fs *fs, - struct slot *file, - int where, - int *len); + struct slot *file, + int where, + int *len); unsigned long FileSize; unsigned short int FirstAbsCluNr; @@ -89,24 +89,24 @@ int read_fat (BootSector_t *boot, Fs_t *fs); /* vfat.c */ int vfat_lookup (Slot_t *dir, - Fs_t *fs, - Directory_t *dirent, - int *entry, - int *vfat_start, - char *filename, - int flags, - char *outname, - Slot_t *file); + Fs_t *fs, + Directory_t *dirent, + int *entry, + int *vfat_start, + char *filename, + int flags, + char *outname, + Slot_t *file); /* subdir.c */ char *basename (char *name); int open_subdir (File_t *desc); int open_file (Slot_t *file, Directory_t *dir); int read_file (Fs_t *fs, - Slot_t *file, - char *buf, - int where, - int len); + Slot_t *file, + char *buf, + int where, + int len); void init_subdir (void); /* fs.c */ @@ -114,4 +114,3 @@ int fs_init (Fs_t *fs); #endif - diff --git a/fs/fdos/fs.c b/fs/fdos/fs.c index 68bbde0..3b9d09e 100644 --- a/fs/fdos/fs.c +++ b/fs/fdos/fs.c @@ -33,16 +33,16 @@ /*----------------------------------------------------------------------------- - * fill_fs -- Read info on file system + * fill_fs -- Read info on file system *----------------------------------------------------------------------------- */ static int fill_fs (BootSector_t *boot, Fs_t *fs) { - + fs -> fat_start = __le16_to_cpu (boot -> nrsvsect); fs -> fat_len = __le16_to_cpu (boot -> fatlen); fs -> nb_fat = boot -> nfat; - + fs -> dir_start = fs -> fat_start + fs -> nb_fat * fs -> fat_len; fs -> dir_len = __le16_to_cpu (boot -> dirents) * MDIR_SIZE / SZ_STD_SECTOR; fs -> cluster_size = boot -> clsiz; @@ -52,7 +52,7 @@ static int fill_fs (BootSector_t *boot, Fs_t *fs) } /*----------------------------------------------------------------------------- - * fs_init -- + * fs_init -- *----------------------------------------------------------------------------- */ int fs_init (Fs_t *fs) @@ -61,60 +61,58 @@ int fs_init (Fs_t *fs) /* Initialize physical device */ if (dev_open () < 0) { - PRINTF ("Unable to initialize the fdc\n"); - return (-1); + PRINTF ("Unable to initialize the fdc\n"); + return (-1); } init_subdir (); - + /* Allocate space for read the boot sector */ if ((boot = (BootSector_t *)malloc (sizeof (BootSector_t))) == NULL) { - PRINTF ("Unable to allocate space for boot sector\n"); - return (-1); + PRINTF ("Unable to allocate space for boot sector\n"); + return (-1); } - + /* read boot sector */ if (dev_read (boot, 0, 1)){ - PRINTF ("Error during boot sector read\n"); - free (boot); - return (-1); + PRINTF ("Error during boot sector read\n"); + free (boot); + return (-1); } /* we verify it'a a DOS diskette */ if (boot -> jump [0] != JUMP_0_1 && boot -> jump [0] != JUMP_0_2) { - PRINTF ("Not a DOS diskette\n"); - free (boot); - return (-1); + PRINTF ("Not a DOS diskette\n"); + free (boot); + return (-1); } if (boot -> descr < MEDIA_STD) { - /* We handle only recent medias (type F0) */ - PRINTF ("unrecognized diskette type\n"); - free (boot); - return (-1); + /* We handle only recent medias (type F0) */ + PRINTF ("unrecognized diskette type\n"); + free (boot); + return (-1); } if (check_dev (boot, fs) < 0) { - PRINTF ("Bad diskette\n"); - free (boot); - return (-1); + PRINTF ("Bad diskette\n"); + free (boot); + return (-1); } - + if (fill_fs (boot, fs) < 0) { - free (boot); + free (boot); - return (-1); + return (-1); } /* Read FAT */ if (read_fat (boot, fs) < 0) { - free (boot); - return (-1); + free (boot); + return (-1); } free (boot); return (0); } - - #endif diff --git a/fs/fdos/subdir.c b/fs/fdos/subdir.c index 5911f2e..97b2504 100644 --- a/fs/fdos/subdir.c +++ b/fs/fdos/subdir.c @@ -38,11 +38,11 @@ static unsigned char cache [SZ_STD_SECTOR]; #define min(x,y) ((x)<(y)?(x):(y)) static int descend (Slot_t *parent, - Fs_t *fs, - char *path); + Fs_t *fs, + char *path); /*----------------------------------------------------------------------------- - * init_subdir -- + * init_subdir -- *----------------------------------------------------------------------------- */ void init_subdir (void) @@ -50,7 +50,7 @@ void init_subdir (void) cache_sect = -1; } /*----------------------------------------------------------------------------- - * basename -- + * basename -- *----------------------------------------------------------------------------- */ char *basename (char *name) @@ -58,32 +58,32 @@ char *basename (char *name) register char *cptr; if (!name || !*name) { - return (""); + return (""); } - + for (cptr= name; *cptr++; ); while (--cptr >= name) { if (*cptr == '/') { - return (cptr + 1); + return (cptr + 1); } } return(name); } /*----------------------------------------------------------------------------- - * root_map -- + * root_map -- *----------------------------------------------------------------------------- */ static int root_map (Fs_t *fs, Slot_t *file, int where, int *len) { *len = min (*len, fs -> dir_len * SZ_STD_SECTOR - where); if (*len < 0 ) { - *len = 0; - return (-1); + *len = 0; + return (-1); } return fs -> dir_start * SZ_STD_SECTOR + where; } /*----------------------------------------------------------------------------- - * normal_map -- + * normal_map -- *----------------------------------------------------------------------------- */ static int normal_map (Fs_t *fs, Slot_t *file, int where, int *len) @@ -102,60 +102,60 @@ static int normal_map (Fs_t *fs, Slot_t *file, int where, int *len) *len = min (*len, file -> FileSize - where); if (*len < 0 ) { - *len = 0; - return (0); + *len = 0; + return (0); } if (file -> FirstAbsCluNr < 2){ - *len = 0; - return (0); + *len = 0; + return (0); } RelCluNr = where / clus_size; - + if (RelCluNr >= file -> PreviousRelCluNr){ - CurCluNr = file -> PreviousRelCluNr; - AbsCluNr = file -> PreviousAbsCluNr; + CurCluNr = file -> PreviousRelCluNr; + AbsCluNr = file -> PreviousAbsCluNr; } else { - CurCluNr = 0; - AbsCluNr = file -> FirstAbsCluNr; + CurCluNr = 0; + AbsCluNr = file -> FirstAbsCluNr; } NrClu = (offset + *len - 1) / clus_size; while (CurCluNr <= RelCluNr + NrClu) { - if (CurCluNr == RelCluNr){ - /* we have reached the beginning of our zone. Save - * coordinates */ - file -> PreviousRelCluNr = RelCluNr; - file -> PreviousAbsCluNr = AbsCluNr; - } - NewCluNr = fat_decode (fs, AbsCluNr); - if (NewCluNr == 1 || NewCluNr == 0) { - PRINTF("Fat problem while decoding %d %x\n", - AbsCluNr, NewCluNr); - return (-1); - } - if (CurCluNr == RelCluNr + NrClu) { - break; - } - - if (CurCluNr < RelCluNr && NewCluNr == FAT12_END) { - *len = 0; - return 0; - } - - if (CurCluNr >= RelCluNr && NewCluNr != AbsCluNr + 1) - break; - CurCluNr++; - AbsCluNr = NewCluNr; + if (CurCluNr == RelCluNr){ + /* we have reached the beginning of our zone. Save + * coordinates */ + file -> PreviousRelCluNr = RelCluNr; + file -> PreviousAbsCluNr = AbsCluNr; + } + NewCluNr = fat_decode (fs, AbsCluNr); + if (NewCluNr == 1 || NewCluNr == 0) { + PRINTF("Fat problem while decoding %d %x\n", + AbsCluNr, NewCluNr); + return (-1); + } + if (CurCluNr == RelCluNr + NrClu) { + break; + } + + if (CurCluNr < RelCluNr && NewCluNr == FAT12_END) { + *len = 0; + return 0; + } + + if (CurCluNr >= RelCluNr && NewCluNr != AbsCluNr + 1) + break; + CurCluNr++; + AbsCluNr = NewCluNr; } *len = min (*len, (1 + CurCluNr - RelCluNr) * clus_size - offset); return (((file -> PreviousAbsCluNr - 2) * fs -> cluster_size + - fs -> dir_start + fs -> dir_len) * - SZ_STD_SECTOR + offset); + fs -> dir_start + fs -> dir_len) * + SZ_STD_SECTOR + offset); } /*----------------------------------------------------------------------------- * open_subdir -- open the subdir containing the file @@ -166,13 +166,13 @@ int open_subdir (File_t *desc) char *pathname; char *tmp, *s, *path; char terminator; - + if ((pathname = (char *)malloc (MAX_PATH)) == NULL) { - return (-1); + return (-1); } - + strcpy (pathname, desc -> name); - + /* Suppress file name */ tmp = basename (pathname); *tmp = '\0'; @@ -182,68 +182,68 @@ int open_subdir (File_t *desc) desc -> subdir.FileSize = -1; desc -> subdir.map = root_map; desc -> subdir.dir.attr = ATTR_DIRECTORY; - + tmp = pathname; for (s = tmp; ; ++s) { - if (*s == '/' || *s == '\0') { - path = tmp; - terminator = *s; - *s = '\0'; - if (s != tmp && strcmp (path,".")) { - if (descend (&desc -> subdir, desc -> fs, path) < 0) { - free (pathname); - return (-1); - } - } - if (terminator == 0) { - break; - } - tmp = s + 1; - } + if (*s == '/' || *s == '\0') { + path = tmp; + terminator = *s; + *s = '\0'; + if (s != tmp && strcmp (path,".")) { + if (descend (&desc -> subdir, desc -> fs, path) < 0) { + free (pathname); + return (-1); + } + } + if (terminator == 0) { + break; + } + tmp = s + 1; + } } free (pathname); return (0); } /*----------------------------------------------------------------------------- - * descend -- + * descend -- *----------------------------------------------------------------------------- */ static int descend (Slot_t *parent, - Fs_t *fs, - char *path) + Fs_t *fs, + char *path) { int entry; Slot_t SubDir; if(path[0] == '\0' || strcmp (path, ".") == 0) { - return (0); + return (0); } - + entry = 0; if (vfat_lookup (parent, - fs, - &(SubDir.dir), - &entry, - 0, - path, - ACCEPT_DIR | SINGLE | DO_OPEN, - 0, - &SubDir) == 0) { - *parent = SubDir; - return (0); + fs, + &(SubDir.dir), + &entry, + 0, + path, + ACCEPT_DIR | SINGLE | DO_OPEN, + 0, + &SubDir) == 0) { + *parent = SubDir; + return (0); } if (strcmp(path, "..") == 0) { - parent -> FileSize = -1; - parent -> FirstAbsCluNr = 0; - parent -> map = root_map; - return (0); + parent -> FileSize = -1; + parent -> FirstAbsCluNr = 0; + parent -> map = root_map; + return (0); } return (-1); } /*----------------------------------------------------------------------------- - * open_file -- + * open_file -- *----------------------------------------------------------------------------- */ int open_file (Slot_t *file, Directory_t *dir) @@ -255,17 +255,17 @@ int open_file (Slot_t *file, Directory_t *dir) if(first == 0 && (dir -> attr & ATTR_DIRECTORY) != 0) { - file -> FirstAbsCluNr = 0; - file -> FileSize = -1; - file -> map = root_map; - return (0); + file -> FirstAbsCluNr = 0; + file -> FileSize = -1; + file -> map = root_map; + return (0); } - + if ((dir -> attr & ATTR_DIRECTORY) != 0) { - size = (1UL << 31) - 1; + size = (1UL << 31) - 1; } else { - size = __le32_to_cpu (dir -> size); + size = __le32_to_cpu (dir -> size); } file -> map = normal_map; @@ -275,73 +275,73 @@ int open_file (Slot_t *file, Directory_t *dir) return (0); } /*----------------------------------------------------------------------------- - * read_file -- + * read_file -- *----------------------------------------------------------------------------- */ int read_file (Fs_t *fs, - Slot_t *file, - char *buf, - int where, - int len) + Slot_t *file, + char *buf, + int where, + int len) { int pos; int read, nb, sect, offset; - + pos = file -> map (fs, file, where, &len); if (pos < 0) { - return -1; + return -1; } if (len == 0) { - return (0); + return (0); } /* Compute sector number */ sect = pos / SZ_STD_SECTOR; offset = pos % SZ_STD_SECTOR; read = 0; - + if (offset) { - /* Read doesn't start at the sector beginning. We need to use our */ - /* cache */ - if (sect != cache_sect) { - if (dev_read (cache, sect, 1) < 0) { - return (-1); - } - cache_sect = sect; - } - nb = min (len, SZ_STD_SECTOR - offset); - - memcpy (buf, cache + offset, nb); - read += nb; - len -= nb; - sect += 1; + /* Read doesn't start at the sector beginning. We need to use our */ + /* cache */ + if (sect != cache_sect) { + if (dev_read (cache, sect, 1) < 0) { + return (-1); + } + cache_sect = sect; + } + nb = min (len, SZ_STD_SECTOR - offset); + + memcpy (buf, cache + offset, nb); + read += nb; + len -= nb; + sect += 1; } if (len > SZ_STD_SECTOR) { - nb = (len - 1) / SZ_STD_SECTOR; - if (dev_read (buf + read, sect, nb) < 0) { - return ((read) ? read : -1); - } - /* update sector position */ - sect += nb; - - /* Update byte position */ - nb *= SZ_STD_SECTOR; - read += nb; - len -= nb; + nb = (len - 1) / SZ_STD_SECTOR; + if (dev_read (buf + read, sect, nb) < 0) { + return ((read) ? read : -1); + } + /* update sector position */ + sect += nb; + + /* Update byte position */ + nb *= SZ_STD_SECTOR; + read += nb; + len -= nb; } if (len) { - if (sect != cache_sect) { - if (dev_read (cache, sect, 1) < 0) { - return ((read) ? read : -1); - cache_sect = -1; - } - cache_sect = sect; - } - - memcpy (buf + read, cache, len); - read += len; + if (sect != cache_sect) { + if (dev_read (cache, sect, 1) < 0) { + return ((read) ? read : -1); + cache_sect = -1; + } + cache_sect = sect; + } + + memcpy (buf + read, cache, len); + read += len; } return (read); } diff --git a/fs/fdos/vfat.c b/fs/fdos/vfat.c index f828795..46a464b 100644 --- a/fs/fdos/vfat.c +++ b/fs/fdos/vfat.c @@ -32,10 +32,10 @@ #include "fdos.h" static int dir_read (Fs_t *fs, - Slot_t *dir, - Directory_t *dirent, - int num, - struct vfat_state *v); + Slot_t *dir, + Directory_t *dirent, + int num, + struct vfat_state *v); static int unicode_read (char *in, char *out, int num); static int match (const char *s, const char *p); @@ -45,7 +45,7 @@ static char *conv_name (char *name, char *ext, char Case, char *ans); /*----------------------------------------------------------------------------- - * clear_vfat -- + * clear_vfat -- *----------------------------------------------------------------------------- */ static void clear_vfat (struct vfat_state *v) @@ -55,18 +55,18 @@ static void clear_vfat (struct vfat_state *v) } /*----------------------------------------------------------------------------- - * vfat_lookup -- + * vfat_lookup -- *----------------------------------------------------------------------------- */ int vfat_lookup (Slot_t *dir, - Fs_t *fs, - Directory_t *dirent, - int *entry, - int *vfat_start, - char *filename, - int flags, - char *outname, - Slot_t *file) + Fs_t *fs, + Directory_t *dirent, + int *entry, + int *vfat_start, + char *filename, + int flags, + char *outname, + Slot_t *file) { int found; struct vfat_state vfat; @@ -74,92 +74,92 @@ int vfat_lookup (Slot_t *dir, int vfat_present = 0; if (*entry == -1) { - return -1; + return -1; } found = 0; clear_vfat (&vfat); while (1) { - if (dir_read (fs, dir, dirent, *entry, &vfat) < 0) { - if (vfat_start) { - *vfat_start = *entry; - } - break; - } - (*entry)++; - - /* Empty slot */ - if (dirent -> name[0] == '\0'){ - if (vfat_start == 0) { - break; - } - continue; - } - - if (dirent -> attr == ATTR_VSE) { - /* VSE entry, continue */ - continue; - } - if ( (dirent -> name [0] == DELMARK) || - ((dirent -> attr & ATTR_DIRECTORY) != 0 && - (flags & ACCEPT_DIR) == 0) || - ((dirent -> attr & ATTR_VOLUME) != 0 && - (flags & ACCEPT_LABEL) == 0) || - (((dirent -> attr & (ATTR_DIRECTORY | ATTR_VOLUME)) == 0) && - (flags & ACCEPT_PLAIN) == 0)) { - clear_vfat (&vfat); - continue; - } - - vfat_present = check_vfat (&vfat, dirent); - if (vfat_start) { - *vfat_start = *entry - 1; - if (vfat_present) { - *vfat_start -= vfat.subentries; - } - } - - if (dirent -> attr & ATTR_VOLUME) { - strncpy (newfile, dirent -> name, 8); - newfile [8] = '\0'; - strncat (newfile, dirent -> ext, 3); - newfile [11] = '\0'; - } - else { - conv_name (dirent -> name, dirent -> ext, dirent -> Case, newfile); - } - - if (flags & MATCH_ANY) { - found = 1; - break; - } - - if ((vfat_present && match (vfat.name, filename)) || - (match (newfile, filename))) { - found = 1; - break; - } - clear_vfat (&vfat); + if (dir_read (fs, dir, dirent, *entry, &vfat) < 0) { + if (vfat_start) { + *vfat_start = *entry; + } + break; + } + (*entry)++; + + /* Empty slot */ + if (dirent -> name[0] == '\0'){ + if (vfat_start == 0) { + break; + } + continue; + } + + if (dirent -> attr == ATTR_VSE) { + /* VSE entry, continue */ + continue; + } + if ( (dirent -> name [0] == DELMARK) || + ((dirent -> attr & ATTR_DIRECTORY) != 0 && + (flags & ACCEPT_DIR) == 0) || + ((dirent -> attr & ATTR_VOLUME) != 0 && + (flags & ACCEPT_LABEL) == 0) || + (((dirent -> attr & (ATTR_DIRECTORY | ATTR_VOLUME)) == 0) && + (flags & ACCEPT_PLAIN) == 0)) { + clear_vfat (&vfat); + continue; + } + + vfat_present = check_vfat (&vfat, dirent); + if (vfat_start) { + *vfat_start = *entry - 1; + if (vfat_present) { + *vfat_start -= vfat.subentries; + } + } + + if (dirent -> attr & ATTR_VOLUME) { + strncpy (newfile, dirent -> name, 8); + newfile [8] = '\0'; + strncat (newfile, dirent -> ext, 3); + newfile [11] = '\0'; + } + else { + conv_name (dirent -> name, dirent -> ext, dirent -> Case, newfile); + } + + if (flags & MATCH_ANY) { + found = 1; + break; + } + + if ((vfat_present && match (vfat.name, filename)) || + (match (newfile, filename))) { + found = 1; + break; + } + clear_vfat (&vfat); } if (found) { - if ((flags & DO_OPEN) && file) { - if (open_file (file, dirent) < 0) { - return (-1); - } - } - if (outname) { - if (vfat_present) { - strcpy (outname, vfat.name); - } - else { - strcpy (outname, newfile); - } - } - return (0); /* File found */ + if ((flags & DO_OPEN) && file) { + if (open_file (file, dirent) < 0) { + return (-1); + } + } + if (outname) { + if (vfat_present) { + strcpy (outname, vfat.name); + } + else { + strcpy (outname, newfile); + } + } + return (0); /* File found */ } else { - *entry = -1; - return -1; /* File not found */ + *entry = -1; + return -1; /* File not found */ } } @@ -168,147 +168,147 @@ int vfat_lookup (Slot_t *dir, *----------------------------------------------------------------------------- */ static int dir_read (Fs_t *fs, - Slot_t *dir, - Directory_t *dirent, - int num, - struct vfat_state *v) + Slot_t *dir, + Directory_t *dirent, + int num, + struct vfat_state *v) { /* read the directory entry */ if (read_file (fs, - dir, - (char *)dirent, - num * MDIR_SIZE, - MDIR_SIZE) != MDIR_SIZE) { - return (-1); + dir, + (char *)dirent, + num * MDIR_SIZE, + MDIR_SIZE) != MDIR_SIZE) { + return (-1); } if (v && (dirent -> attr == ATTR_VSE)) { - struct vfat_subentry *vse; - unsigned char id, last_flag; - char *c; - - vse = (struct vfat_subentry *) dirent; - id = vse -> id & VSE_MASK; - last_flag = (vse -> id & VSE_LAST); - if (id > MAX_VFAT_SUBENTRIES) { - /* Invalid VSE entry */ - return (-1); - } - - - /* Decode VSE */ - if(v -> sum != vse -> sum) { - clear_vfat (v); - v -> sum = vse -> sum; - } - - - v -> status |= 1 << (id - 1); - if (last_flag) { - v -> subentries = id; - } - - c = &(v -> name [VSE_NAMELEN * (id - 1)]); - c += unicode_read (vse->text1, c, VSE1SIZE); - c += unicode_read (vse->text2, c, VSE2SIZE); - c += unicode_read (vse->text3, c, VSE3SIZE); - - if (last_flag) { - *c = '\0'; /* Null terminate long name */ - } - + struct vfat_subentry *vse; + unsigned char id, last_flag; + char *c; + + vse = (struct vfat_subentry *) dirent; + id = vse -> id & VSE_MASK; + last_flag = (vse -> id & VSE_LAST); + if (id > MAX_VFAT_SUBENTRIES) { + /* Invalid VSE entry */ + return (-1); + } + + + /* Decode VSE */ + if(v -> sum != vse -> sum) { + clear_vfat (v); + v -> sum = vse -> sum; + } + + + v -> status |= 1 << (id - 1); + if (last_flag) { + v -> subentries = id; + } + + c = &(v -> name [VSE_NAMELEN * (id - 1)]); + c += unicode_read (vse->text1, c, VSE1SIZE); + c += unicode_read (vse->text2, c, VSE2SIZE); + c += unicode_read (vse->text3, c, VSE3SIZE); + + if (last_flag) { + *c = '\0'; /* Null terminate long name */ + } + } return (0); } /*----------------------------------------------------------------------------- - * unicode_read -- + * unicode_read -- *----------------------------------------------------------------------------- */ static int unicode_read (char *in, char *out, int num) { int j; - + for (j = 0; j < num; ++j) { - if (in [1]) - *out = '_'; - else - *out = in [0]; - out ++; - in += 2; + if (in [1]) + *out = '_'; + else + *out = in [0]; + out ++; + in += 2; } return num; } /*----------------------------------------------------------------------------- - * match -- + * match -- *----------------------------------------------------------------------------- */ static int match (const char *s, const char *p) { for (; *p != '\0'; ) { - if (toupper (*s) != toupper (*p)) { - return (0); - } - p++; - s++; + if (toupper (*s) != toupper (*p)) { + return (0); + } + p++; + s++; } - + if (*s != '\0') { - return (0); + return (0); } else { - return (1); + return (1); } } /*----------------------------------------------------------------------------- - * sum_shortname -- + * sum_shortname -- *----------------------------------------------------------------------------- */ static unsigned char sum_shortname (char *name) { unsigned char sum; int j; - + for (j = sum = 0; j < 11; ++j) { - sum = ((sum & 1) ? 0x80 : 0) + (sum >> 1) + - (name [j] ? name [j] : ' '); + sum = ((sum & 1) ? 0x80 : 0) + (sum >> 1) + + (name [j] ? name [j] : ' '); } return (sum); } /*----------------------------------------------------------------------------- - * check_vfat -- + * check_vfat -- * Return 1 if long name is valid, 0 else *----------------------------------------------------------------------------- */ static int check_vfat (struct vfat_state *v, Directory_t *dir) { char name[12]; - + if (v -> subentries == 0) { - return 0; + return 0; } - + strncpy (name, dir -> name, 8); strncpy (name + 8, dir -> ext, 3); name [11] = '\0'; - + if (v -> sum != sum_shortname (name)) { - return 0; + return 0; } - + if( (v -> status & ((1 << v -> subentries) - 1)) != - (1 << v -> subentries) - 1) { - return 0; + (1 << v -> subentries) - 1) { + return 0; } v->name [VSE_NAMELEN * v -> subentries] = 0; - + return 1; } /*----------------------------------------------------------------------------- - * conv_name -- + * conv_name -- *----------------------------------------------------------------------------- */ static char *conv_name (char *name, char *ext, char Case, char *ans) @@ -318,37 +318,37 @@ static char *conv_name (char *name, char *ext, char Case, char *ans) i = 0; while (i < 8 && name [i] != ' ' && name [i] != '\0') { - tname [i] = name [i]; - i++; + tname [i] = name [i]; + i++; } tname [i] = '\0'; - + if (Case & BASECASE) { - for (i = 0; i < 8 && tname [i]; i++) { - tname [i] = tolower (tname [i]); - } + for (i = 0; i < 8 && tname [i]; i++) { + tname [i] = tolower (tname [i]); + } } i = 0; while (i < 3 && ext [i] != ' ' && ext [i] != '\0') { - text [i] = ext [i]; - i++; + text [i] = ext [i]; + i++; } text [i] = '\0'; if (Case & EXTCASE){ - for (i = 0; i < 3 && text [i]; i++) { - text [i] = tolower (text [i]); - } + for (i = 0; i < 3 && text [i]; i++) { + text [i] = tolower (text [i]); + } } if (*text) { - strcpy (ans, tname); - strcat (ans, "."); - strcat (ans, text); + strcpy (ans, tname); + strcat (ans, "."); + strcat (ans, text); } else { - strcpy(ans, tname); + strcpy(ans, tname); } return (ans); } diff --git a/fs/jffs2/jffs2_1pass.c b/fs/jffs2/jffs2_1pass.c index a5d9583..3fd4e52 100644 --- a/fs/jffs2/jffs2_1pass.c +++ b/fs/jffs2/jffs2_1pass.c @@ -802,7 +802,7 @@ dump_fragments(struct b_lists *pL) putLabeledWord("\tbuild_list: compr = ", jNode->compr); putLabeledWord("\tbuild_list: usercompr = ", jNode->usercompr); putLabeledWord("\tbuild_list: flags = ", jNode->flags); - putLabeledWord("\tbuild_list: offset = ", b->offset); // FIXME: ? [RS] + putLabeledWord("\tbuild_list: offset = ", b->offset); /* FIXME: ? [RS] */ b = b->next; } } @@ -832,7 +832,7 @@ dump_dirents(struct b_lists *pL) putLabeledWord("\tbuild_list: type = ", jDir->type); putLabeledWord("\tbuild_list: node_crc = ", jDir->node_crc); putLabeledWord("\tbuild_list: name_crc = ", jDir->name_crc); - putLabeledWord("\tbuild_list: offset = ", b->offset); // FIXME: ? [RS] + putLabeledWord("\tbuild_list: offset = ", b->offset); /* FIXME: ? [RS] */ b = b->next; } } @@ -935,9 +935,6 @@ jffs2_1pass_build_lists(struct part_info * part) } - - - static u32 jffs2_1pass_fill_info(struct b_lists * pL, struct b_jffs2_info * piL) { @@ -965,7 +962,6 @@ jffs2_1pass_fill_info(struct b_lists * pL, struct b_jffs2_info * piL) } - static struct b_lists * jffs2_get_list(struct part_info * part, const char *who) { @@ -1005,9 +1001,6 @@ jffs2_1pass_ls(struct part_info * part, const char *fname) } - - - /* Load a file from flash into memory. fname can be a full path */ u32 jffs2_1pass_load(char *dest, struct part_info * part, const char *fname) diff --git a/fs/jffs2/jffs2_private.h b/fs/jffs2/jffs2_private.h index c6d5fe3..d53e576 100644 --- a/fs/jffs2/jffs2_private.h +++ b/fs/jffs2/jffs2_private.h @@ -42,48 +42,48 @@ static inline int hdr_crc(struct jffs2_unknown_node *node) { #if 1 - u32 crc = crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_unknown_node) - 4); + u32 crc = crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_unknown_node) - 4); #else /* what's the semantics of this? why is this here? */ - u32 crc = crc32_no_comp(~0, (unsigned char *)node, sizeof(struct jffs2_unknown_node) - 4); + u32 crc = crc32_no_comp(~0, (unsigned char *)node, sizeof(struct jffs2_unknown_node) - 4); - crc ^= ~0; + crc ^= ~0; #endif - if (node->hdr_crc != crc) { - return 0; - } else { - return 1; - } + if (node->hdr_crc != crc) { + return 0; + } else { + return 1; + } } static inline int dirent_crc(struct jffs2_raw_dirent *node) { - if (node->node_crc != crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_raw_dirent) - 8)) { - return 0; - } else { - return 1; - } + if (node->node_crc != crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_raw_dirent) - 8)) { + return 0; + } else { + return 1; + } } static inline int dirent_name_crc(struct jffs2_raw_dirent *node) { - if (node->name_crc != crc32_no_comp(0, (unsigned char *)&(node->name), node->nsize)) { - return 0; - } else { - return 1; - } + if (node->name_crc != crc32_no_comp(0, (unsigned char *)&(node->name), node->nsize)) { + return 0; + } else { + return 1; + } } static inline int inode_crc(struct jffs2_raw_inode *node) { - if (node->node_crc != crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_raw_inode) - 8)) { - return 0; - } else { - return 1; - } + if (node->node_crc != crc32_no_comp(0, (unsigned char *)node, sizeof(struct jffs2_raw_inode) - 8)) { + return 0; + } else { + return 1; + } } #endif /* jffs2_private.h */ |