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authorTom Rini <trini@ti.com>2014-02-21 08:42:02 -0500
committerTom Rini <trini@ti.com>2014-02-21 08:42:47 -0500
commit1530f6f51ada57a9dd24f07d0f0955a8bf84c7b8 (patch)
tree7ef1cae3c3199b896044e9308494155b1f9dbced /fs
parent4c89a369c7cd6e7ad3adec4601cfa69fec476164 (diff)
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fs/fdos: Remove
We have an unused FAT implementation in fs/fdos, remove. Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/Makefile1
-rw-r--r--fs/fdos/Makefile13
-rw-r--r--fs/fdos/dev.c174
-rw-r--r--fs/fdos/dos.h159
-rw-r--r--fs/fdos/fat.c122
-rw-r--r--fs/fdos/fdos.c156
-rw-r--r--fs/fdos/fdos.h100
-rw-r--r--fs/fdos/fs.c98
-rw-r--r--fs/fdos/subdir.c329
-rw-r--r--fs/fdos/vfat.c336
10 files changed, 0 insertions, 1488 deletions
diff --git a/fs/Makefile b/fs/Makefile
index 34dc035..1822165 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -15,7 +15,6 @@ obj-$(CONFIG_CMD_CBFS) += cbfs/
obj-$(CONFIG_CMD_CRAMFS) += cramfs/
obj-$(CONFIG_FS_EXT4) += ext4/
obj-y += fat/
-obj-$(CONFIG_CMD_FDOS) += fdos/
obj-$(CONFIG_CMD_JFFS2) += jffs2/
obj-$(CONFIG_CMD_REISER) += reiserfs/
obj-$(CONFIG_SANDBOX) += sandbox/
diff --git a/fs/fdos/Makefile b/fs/fdos/Makefile
deleted file mode 100644
index 2f8b5ad..0000000
--- a/fs/fdos/Makefile
+++ /dev/null
@@ -1,13 +0,0 @@
-#
-# (C) Copyright 2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# (C) Copyright 2002
-# Stäubli Faverges - <www.staubli.com>
-# Pierre AUBERT p.aubert@staubli.com
-#
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-obj-y := fat.o vfat.o dev.o fdos.o fs.o subdir.o
diff --git a/fs/fdos/dev.c b/fs/fdos/dev.c
deleted file mode 100644
index 4c48663..0000000
--- a/fs/fdos/dev.c
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-#define NB_HEADS 2
-#define NB_TRACKS 80
-#define NB_SECTORS 18
-
-
-static int lastwhere;
-
-/*-----------------------------------------------------------------------------
- * dev_open --
- *-----------------------------------------------------------------------------
- */
-int dev_open (void)
-{
- lastwhere = 0;
- return (0);
-}
-
-/*-----------------------------------------------------------------------------
- * dev_read -- len and where are sectors number
- *-----------------------------------------------------------------------------
- */
-int dev_read (void *buffer, int where, int len)
-{
- PRINTF ("dev_read (len = %d, where = %d)\n", len, where);
-
- /* 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_read (buffer, len)) {
- PRINTF ("read error\n");
- lastwhere = -1;
- return (-1);
- }
- lastwhere = where + len;
- return (0);
-}
-/*-----------------------------------------------------------------------------
- * check_dev -- verify the diskette format
- *-----------------------------------------------------------------------------
- */
-int check_dev (BootSector_t *boot, Fs_t *fs)
-{
- unsigned int heads, sectors, tracks;
- int BootP, Infp0, InfpX, InfTm;
- int sect_per_track;
-
- /* Display Boot header */
- PRINTF ("Jump to boot code 0x%02x 0x%02x 0x%02x\n",
- boot -> jump [0], boot -> jump [1], boot -> jump[2]);
- PRINTF ("OEM name & version '%*.*s'\n",
- BANNER_LG, BANNER_LG, boot -> banner );
- PRINTF ("Bytes per sector hopefully 512 %d\n",
- __le16_to_cpu (boot -> secsiz));
- PRINTF ("Cluster size in sectors %d\n",
- boot -> clsiz);
- PRINTF ("Number of reserved (boot) sectors %d\n",
- __le16_to_cpu (boot -> nrsvsect));
- PRINTF ("Number of FAT tables hopefully 2 %d\n",
- boot -> nfat);
- PRINTF ("Number of directory slots %d\n",
- __le16_to_cpu (boot -> dirents));
- PRINTF ("Total sectors on disk %d\n",
- __le16_to_cpu (boot -> psect));
- PRINTF ("Media descriptor=first byte of FAT %d\n",
- boot -> descr);
- PRINTF ("Sectors in FAT %d\n",
- __le16_to_cpu (boot -> fatlen));
- PRINTF ("Sectors/track %d\n",
- __le16_to_cpu (boot -> nsect));
- PRINTF ("Heads %d\n",
- __le16_to_cpu (boot -> nheads));
- PRINTF ("number of hidden sectors %d\n",
- __le32_to_cpu (boot -> nhs));
- PRINTF ("big total sectors %d\n",
- __le32_to_cpu (boot -> bigsect));
- PRINTF ("physical drive ? %d\n",
- boot -> physdrive);
- PRINTF ("reserved %d\n",
- boot -> reserved);
- PRINTF ("dos > 4.0 diskette %d\n",
- boot -> dos4);
- PRINTF ("serial number %d\n",
- __le32_to_cpu (boot -> serial));
- PRINTF ("disk label %*.*s\n",
- LABEL_LG, LABEL_LG, boot -> label);
- PRINTF ("FAT type %8.8s\n",
- boot -> fat_type);
- PRINTF ("reserved by 2M %d\n",
- boot -> res_2m);
- PRINTF ("2M checksum (not used) %d\n",
- boot -> CheckSum);
- PRINTF ("2MF format version %d\n",
- boot -> fmt_2mf);
- PRINTF ("1 if write track after format %d\n",
- boot -> wt);
- PRINTF ("data transfer rate on track 0 %d\n",
- boot -> rate_0);
- PRINTF ("data transfer rate on track<>0 %d\n",
- boot -> rate_any);
- PRINTF ("offset to boot program %d\n",
- __le16_to_cpu (boot -> BootP));
- PRINTF ("T1: information for track 0 %d\n",
- __le16_to_cpu (boot -> Infp0));
- PRINTF ("T2: information for track<>0 %d\n",
- __le16_to_cpu (boot -> InfpX));
- PRINTF ("T3: track sectors size table %d\n",
- __le16_to_cpu (boot -> InfTm));
- PRINTF ("Format date 0x%04x\n",
- __le16_to_cpu (boot -> DateF));
- PRINTF ("Format time 0x%04x\n",
- __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);
- }
-
- 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);
- }
-
- 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);
- }
-
- return (0);
-}
diff --git a/fs/fdos/dos.h b/fs/fdos/dos.h
deleted file mode 100644
index b0b7d2a..0000000
--- a/fs/fdos/dos.h
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#ifndef _DOS_H_
-#define _DOS_H_
-
-/* Definitions for Dos diskettes */
-
-/* General definitions */
-#define SZ_STD_SECTOR 512 /* Standard sector size */
-#define MDIR_SIZE 32 /* Direntry size */
-#define FAT_BITS 12 /* Diskette use 12 bits fat */
-
-#define MAX_PATH 128 /* Max size of the MSDOS PATH */
-#define MAX_DIR_SECS 64 /* Taille max d'un repertoire (en */
- /* secteurs) */
-/* Misc. definitions */
-#define DELMARK '\xe5'
-#define EXTENDED_BOOT (0x29)
-#define MEDIA_STD (0xf0)
-#define JUMP_0_1 (0xe9)
-#define JUMP_0_2 (0xeb)
-
-/* Boot size is 256 bytes, but we need to read almost a sector, then
- assume bootsize is 512 */
-#define BOOTSIZE 512
-
-/* Fat definitions for 12 bits fat */
-#define FAT12_MAX_NB 4086
-#define FAT12_LAST 0x0ff6
-#define FAT12_END 0x0fff
-
-/* file attributes */
-#define ATTR_READONLY 0x01
-#define ATTR_HIDDEN 0x02
-#define ATTR_SYSTEM 0x04
-#define ATTR_VOLUME 0x08
-#define ATTR_DIRECTORY 0x10
-#define ATTR_ARCHIVE 0x20
-#define ATTR_VSE 0x0f
-
-/* Name format */
-#define EXTCASE 0x10
-#define BASECASE 0x8
-
-/* Definition of the boot sector */
-#define BANNER_LG 8
-#define LABEL_LG 11
-
-typedef struct bootsector
-{
- unsigned char jump [3]; /* 0 Jump to boot code */
- char banner [BANNER_LG]; /* 3 OEM name & version */
- unsigned short secsiz; /* 11 Bytes per sector hopefully 512 */
- unsigned char clsiz; /* 13 Cluster size in sectors */
- unsigned short nrsvsect; /* 14 Number of reserved (boot) sectors */
- unsigned char nfat; /* 16 Number of FAT tables hopefully 2 */
- unsigned short dirents; /* 17 Number of directory slots */
- unsigned short psect; /* 19 Total sectors on disk */
- unsigned char descr; /* 21 Media descriptor=first byte of FAT */
- unsigned short fatlen; /* 22 Sectors in FAT */
- unsigned short nsect; /* 24 Sectors/track */
- unsigned short nheads; /* 26 Heads */
- unsigned int nhs; /* 28 number of hidden sectors */
- unsigned int bigsect; /* 32 big total sectors */
- unsigned char physdrive; /* 36 physical drive ? */
- unsigned char reserved; /* 37 reserved */
- unsigned char dos4; /* 38 dos > 4.0 diskette */
- unsigned int serial; /* 39 serial number */
- char label [LABEL_LG]; /* 43 disk label */
- char fat_type [8]; /* 54 FAT type */
- unsigned char res_2m; /* 62 reserved by 2M */
- unsigned char CheckSum; /* 63 2M checksum (not used) */
- unsigned char fmt_2mf; /* 64 2MF format version */
- unsigned char wt; /* 65 1 if write track after format */
- unsigned char rate_0; /* 66 data transfer rate on track 0 */
- unsigned char rate_any; /* 67 data transfer rate on track<>0 */
- unsigned short BootP; /* 68 offset to boot program */
- unsigned short Infp0; /* 70 T1: information for track 0 */
- unsigned short InfpX; /* 72 T2: information for track<>0 */
- unsigned short InfTm; /* 74 T3: track sectors size table */
- unsigned short DateF; /* 76 Format date */
- unsigned short TimeF; /* 78 Format time */
- unsigned char junk [BOOTSIZE - 80]; /* 80 remaining data */
-} __attribute__ ((packed)) BootSector_t;
-
-/* Structure d'une entree de repertoire */
-typedef struct directory {
- char name [8]; /* file name */
- char ext [3]; /* file extension */
- unsigned char attr; /* attribute byte */
- unsigned char Case; /* case of short filename */
- unsigned char reserved [9]; /* ?? */
- unsigned char time [2]; /* time stamp */
- unsigned char date [2]; /* date stamp */
- unsigned short start; /* starting cluster number */
- unsigned int size; /* size of the file */
-} __attribute__ ((packed)) Directory_t;
-
-
-#define MAX_VFAT_SUBENTRIES 20
-#define VSE_NAMELEN 13
-
-#define VSE1SIZE 5
-#define VSE2SIZE 6
-#define VSE3SIZE 2
-
-#define VBUFSIZE ((MAX_VFAT_SUBENTRIES * VSE_NAMELEN) + 1)
-
-#define MAX_VNAMELEN (255)
-
-#define VSE_PRESENT 0x01
-#define VSE_LAST 0x40
-#define VSE_MASK 0x1f
-
-/* Flag used by vfat_lookup */
-#define DO_OPEN 1
-#define ACCEPT_PLAIN 0x20
-#define ACCEPT_DIR 0x10
-#define ACCEPT_LABEL 0x08
-#define SINGLE 2
-#define MATCH_ANY 0x40
-
-struct vfat_subentry {
- unsigned char id; /* VSE_LAST pour la fin, VSE_MASK */
- /* pour un VSE */
- char text1 [VSE1SIZE * 2]; /* Caracteres encodes sur 16 bits */
- unsigned char attribute; /* 0x0f pour les VFAT */
- unsigned char hash1; /* toujours 0 */
- unsigned char sum; /* Checksum du nom court */
- char text2 [VSE2SIZE * 2]; /* Caracteres encodes sur 16 bits */
- unsigned char sector_l; /* 0 pour les VFAT */
- unsigned char sector_u; /* 0 pour les VFAT */
- char text3 [VSE3SIZE * 2]; /* Caracteres encodes sur 16 bits */
-} __attribute__ ((packed)) ;
-
-struct vfat_state {
- char name [VBUFSIZE];
- 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 */
-} __attribute__ ((packed)) ;
-
-/* Conversion macros */
-#define DOS_YEAR(dir) (((dir)->date[1] >> 1) + 1980)
-#define DOS_MONTH(dir) (((((dir)->date[1]&0x1) << 3) + ((dir)->date[0] >> 5)))
-#define DOS_DAY(dir) ((dir)->date[0] & 0x1f)
-#define DOS_HOUR(dir) ((dir)->time[1] >> 3)
-#define DOS_MINUTE(dir) (((((dir)->time[1]&0x7) << 3) + ((dir)->time[0] >> 5)))
-#define DOS_SEC(dir) (((dir)->time[0] & 0x1f) * 2)
-
-
-#endif
diff --git a/fs/fdos/fat.c b/fs/fdos/fat.c
deleted file mode 100644
index 408fec7..0000000
--- a/fs/fdos/fat.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-
-/*-----------------------------------------------------------------------------
- * 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;
-
- if (num & 1)
- return ((address [1] & 0xff) << 4) | ((address [0] & 0xf0 ) >> 4);
- else
- return ((address [1] & 0xf) << 8) | (address [0] & 0xff );
-}
-/*-----------------------------------------------------------------------------
- * check_fat --
- *-----------------------------------------------------------------------------
- */
-static int check_fat (Fs_t *fs)
-{
- int i, f;
-
- /* 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);
- }
- }
- return (0);
-}
-/*-----------------------------------------------------------------------------
- * 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);
- }
-
- 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 -> num_clus >= FAT12_MAX_NB) {
- /* Too much clusters */
- return (-1);
- }
-
- return check_fat (fs);
-}
-/*-----------------------------------------------------------------------------
- * read_fat --
- *-----------------------------------------------------------------------------
- */
-int read_fat (BootSector_t *boot, Fs_t *fs)
-{
- unsigned int buflen;
- int i;
-
- /* Allocate Fat Buffer */
- buflen = fs -> fat_len * SZ_STD_SECTOR;
- if (fs -> fat_buf) {
- free (fs -> fat_buf);
- }
-
- if ((fs -> fat_buf = malloc (buflen)) == NULL) {
- 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 (i == fs -> nb_fat){
- return (-1);
- }
-
- if (fs -> fat_len > (((fs -> num_clus + 2) *
- (FAT_BITS / 4) -1 ) / 2 /
- SZ_STD_SECTOR + 1)) {
- return (-1);
- }
- return (0);
-}
diff --git a/fs/fdos/fdos.c b/fs/fdos/fdos.c
deleted file mode 100644
index 4e2f479..0000000
--- a/fs/fdos/fdos.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-
-const char *month [] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
-
-Fs_t fs;
-File_t file;
-
-/*-----------------------------------------------------------------------------
- * dos_open --
- *-----------------------------------------------------------------------------
- */
-int dos_open(char *name)
-{
- int lg;
- int entry;
- char *fname;
-
- /* We need to suppress the " char around the name */
- if (name [0] == '"') {
- name ++;
- }
- lg = strlen (name);
- if (name [lg - 1] == '"') {
- name [lg - 1] = '\0';
- }
-
- /* Open file system */
- if (fs_init (&fs) < 0) {
- 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);
- }
-
- fname = basename (name);
-
- /* if we try to open root directory */
- if (*fname == '\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);
- }
-
- return 0;
-}
-
-/*-----------------------------------------------------------------------------
- * dos_read --
- *-----------------------------------------------------------------------------
- */
-int dos_read (ulong addr)
-{
- int read = 0, nb;
-
- /* Try to boot a directory ? */
- if (file.file.dir.attr & (ATTR_DIRECTORY | ATTR_VOLUME)) {
- 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;
- }
- return (read);
-}
-/*-----------------------------------------------------------------------------
- * dos_dir --
- *-----------------------------------------------------------------------------
- */
-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);
- }
- entry = 0;
- if ((name = malloc (MAX_VNAMELEN + 1)) == NULL) {
- 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);
-
- }
- free (name);
- return (0);
-}
diff --git a/fs/fdos/fdos.h b/fs/fdos/fdos.h
deleted file mode 100644
index 2d8fe9d..0000000
--- a/fs/fdos/fdos.h
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#ifndef _FDOS_H_
-#define _FDOS_H_
-
-
-#undef FDOS_DEBUG
-
-#ifdef FDOS_DEBUG
-#define PRINTF(fmt,args...) printf (fmt ,##args)
-#else
-#define PRINTF(fmt,args...)
-#endif
-
-/* Data structure describing media */
-typedef struct fs
-{
- unsigned long tot_sectors;
-
- 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);
- unsigned long FileSize;
-
- unsigned short int FirstAbsCluNr;
- unsigned short int PreviousAbsCluNr;
- unsigned short int PreviousRelCluNr;
-
- Directory_t dir;
-} Slot_t;
-
-typedef struct file {
- char *name;
- int Case;
- Fs_t *fs;
- Slot_t subdir;
- Slot_t file;
-} File_t;
-
-
-/* dev.c */
-int dev_read (void *buffer, int where, int len);
-int dev_open (void);
-int check_dev (BootSector_t *boot, Fs_t *fs);
-
-/* fat.c */
-unsigned int fat_decode (Fs_t *fs, unsigned int num);
-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);
-
-/* 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);
-void init_subdir (void);
-
-/* fs.c */
-int fs_init (Fs_t *fs);
-
-
-#endif
diff --git a/fs/fdos/fs.c b/fs/fdos/fs.c
deleted file mode 100644
index 39d3eae..0000000
--- a/fs/fdos/fs.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-
-/*-----------------------------------------------------------------------------
- * 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;
- fs -> num_clus = (fs -> tot_sectors - fs -> dir_start - fs -> dir_len) / fs -> cluster_size;
-
- return (0);
-}
-
-/*-----------------------------------------------------------------------------
- * fs_init --
- *-----------------------------------------------------------------------------
- */
-int fs_init (Fs_t *fs)
-{
- BootSector_t *boot;
-
- /* Initialize physical device */
- if (dev_open () < 0) {
- 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);
- }
-
- /* read boot sector */
- if (dev_read (boot, 0, 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);
- }
-
- if (boot -> descr < MEDIA_STD) {
- /* 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);
- }
-
- if (fill_fs (boot, fs) < 0) {
- free (boot);
-
- return (-1);
- }
-
- /* Read FAT */
- if (read_fat (boot, fs) < 0) {
- free (boot);
- return (-1);
- }
-
- free (boot);
- return (0);
-}
diff --git a/fs/fdos/subdir.c b/fs/fdos/subdir.c
deleted file mode 100644
index 97f6fb7..0000000
--- a/fs/fdos/subdir.c
+++ /dev/null
@@ -1,329 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-static int cache_sect;
-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);
-
-/*-----------------------------------------------------------------------------
- * init_subdir --
- *-----------------------------------------------------------------------------
- */
-void init_subdir (void)
-{
- cache_sect = -1;
-}
-/*-----------------------------------------------------------------------------
- * basename --
- *-----------------------------------------------------------------------------
- */
-char *basename (char *name)
-{
- register char *cptr;
-
- if (!name || !*name) {
- return ("");
- }
-
- for (cptr= name; *cptr++; );
- while (--cptr >= name) {
- if (*cptr == '/') {
- return (cptr + 1);
- }
- }
- return(name);
-}
-/*-----------------------------------------------------------------------------
- * 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);
- }
- return fs -> dir_start * SZ_STD_SECTOR + where;
-}
-/*-----------------------------------------------------------------------------
- * normal_map --
- *-----------------------------------------------------------------------------
- */
-static int normal_map (Fs_t *fs, Slot_t *file, int where, int *len)
-{
- int offset;
- int NrClu;
- unsigned short RelCluNr;
- unsigned short CurCluNr;
- unsigned short NewCluNr;
- unsigned short AbsCluNr;
- int clus_size;
-
- clus_size = fs -> cluster_size * SZ_STD_SECTOR;
- offset = where % clus_size;
-
- *len = min (*len, file -> FileSize - where);
-
- if (*len < 0 ) {
- *len = 0;
- return (0);
- }
-
- if (file -> FirstAbsCluNr < 2){
- *len = 0;
- return (0);
- }
-
- RelCluNr = where / clus_size;
-
- if (RelCluNr >= file -> PreviousRelCluNr){
- CurCluNr = file -> PreviousRelCluNr;
- AbsCluNr = file -> PreviousAbsCluNr;
- } else {
- 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;
- }
-
- *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);
-}
-/*-----------------------------------------------------------------------------
- * open_subdir -- open the subdir containing the file
- *-----------------------------------------------------------------------------
- */
-int open_subdir (File_t *desc)
-{
- char *pathname;
- char *tmp, *s, *path;
- char terminator;
-
- if ((pathname = (char *)malloc (MAX_PATH)) == NULL) {
- return (-1);
- }
-
- strcpy (pathname, desc -> name);
-
- /* Suppress file name */
- tmp = basename (pathname);
- *tmp = '\0';
-
- /* root directory init */
- desc -> subdir.FirstAbsCluNr = 0;
- 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;
- }
- }
- free (pathname);
- return (0);
-}
-/*-----------------------------------------------------------------------------
- * descend --
- *-----------------------------------------------------------------------------
- */
-static int descend (Slot_t *parent,
- Fs_t *fs,
- char *path)
-{
- int entry;
- Slot_t SubDir;
-
- if(path[0] == '\0' || strcmp (path, ".") == 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);
- }
-
- if (strcmp(path, "..") == 0) {
- parent -> FileSize = -1;
- parent -> FirstAbsCluNr = 0;
- parent -> map = root_map;
- return (0);
- }
- return (-1);
-}
-/*-----------------------------------------------------------------------------
- * open_file --
- *-----------------------------------------------------------------------------
- */
-int open_file (Slot_t *file, Directory_t *dir)
-{
- int first;
- unsigned long size;
-
- first = __le16_to_cpu (dir -> start);
-
- if(first == 0 &&
- (dir -> attr & ATTR_DIRECTORY) != 0) {
- file -> FirstAbsCluNr = 0;
- file -> FileSize = -1;
- file -> map = root_map;
- return (0);
- }
-
- if ((dir -> attr & ATTR_DIRECTORY) != 0) {
- size = (1UL << 31) - 1;
- }
- else {
- size = __le32_to_cpu (dir -> size);
- }
-
- file -> map = normal_map;
- file -> FirstAbsCluNr = first;
- file -> PreviousRelCluNr = 0xffff;
- file -> FileSize = size;
- return (0);
-}
-/*-----------------------------------------------------------------------------
- * read_file --
- *-----------------------------------------------------------------------------
- */
-int read_file (Fs_t *fs,
- 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;
- }
- if (len == 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;
- }
-
- 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;
- }
-
- 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;
- }
- return (read);
-}
diff --git a/fs/fdos/vfat.c b/fs/fdos/vfat.c
deleted file mode 100644
index 2b87d0f..0000000
--- a/fs/fdos/vfat.c
+++ /dev/null
@@ -1,336 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT p.aubert@staubli.com
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <linux/ctype.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-static int dir_read (Fs_t *fs,
- 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);
-static unsigned char sum_shortname (char *name);
-static int check_vfat (struct vfat_state *v, Directory_t *dir);
-static char *conv_name (char *name, char *ext, char Case, char *ans);
-
-
-/*-----------------------------------------------------------------------------
- * clear_vfat --
- *-----------------------------------------------------------------------------
- */
-static void clear_vfat (struct vfat_state *v)
-{
- v -> subentries = 0;
- v -> status = 0;
-}
-
-/*-----------------------------------------------------------------------------
- * 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)
-{
- int found;
- struct vfat_state vfat;
- char newfile [VSE_NAMELEN];
- int vfat_present = 0;
-
- if (*entry == -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 (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 */
- }
-}
-
-/*-----------------------------------------------------------------------------
- * dir_read -- Read one directory entry
- *-----------------------------------------------------------------------------
- */
-static int dir_read (Fs_t *fs,
- 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);
- }
-
- 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 */
- }
-
- }
- return (0);
-}
-
-/*-----------------------------------------------------------------------------
- * 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;
- }
- return num;
-}
-
-/*-----------------------------------------------------------------------------
- * match --
- *-----------------------------------------------------------------------------
- */
-static int match (const char *s, const char *p)
-{
-
- for (; *p != '\0'; ) {
- if (toupper (*s) != toupper (*p)) {
- return (0);
- }
- p++;
- s++;
- }
-
- if (*s != '\0') {
- return (0);
- }
- else {
- return (1);
- }
-}
-/*-----------------------------------------------------------------------------
- * 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] : ' ');
- }
- return (sum);
-}
-/*-----------------------------------------------------------------------------
- * 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;
- }
-
- strncpy (name, dir -> name, 8);
- strncpy (name + 8, dir -> ext, 3);
- name [11] = '\0';
-
- if (v -> sum != sum_shortname (name)) {
- return 0;
- }
-
- if( (v -> status & ((1 << v -> subentries) - 1)) !=
- (1 << v -> subentries) - 1) {
- return 0;
- }
- v->name [VSE_NAMELEN * v -> subentries] = 0;
-
- return 1;
-}
-/*-----------------------------------------------------------------------------
- * conv_name --
- *-----------------------------------------------------------------------------
- */
-static char *conv_name (char *name, char *ext, char Case, char *ans)
-{
- char tname [9], text [4];
- int i;
-
- i = 0;
- while (i < 8 && name [i] != ' ' && name [i] != '\0') {
- tname [i] = name [i];
- i++;
- }
- tname [i] = '\0';
-
- if (Case & BASECASE) {
- 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] = '\0';
-
- if (Case & EXTCASE){
- for (i = 0; i < 3 && text [i]; i++) {
- text [i] = tolower (text [i]);
- }
- }
-
- if (*text) {
- strcpy (ans, tname);
- strcat (ans, ".");
- strcat (ans, text);
- }
- else {
- strcpy(ans, tname);
- }
- return (ans);
-}