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![Heinrich Schuchardt](/assets/img/avatar_default.png)
Use log functions for error and debug messages of the file-system. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Simon Glass <sjg@chromium.org>
948 lines
19 KiB
C
948 lines
19 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved.
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*/
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#define LOG_CATEGORY LOGC_CORE
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#include <command.h>
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#include <config.h>
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#include <errno.h>
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#include <common.h>
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#include <env.h>
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#include <lmb.h>
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#include <log.h>
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#include <mapmem.h>
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#include <part.h>
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#include <ext4fs.h>
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#include <fat.h>
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#include <fs.h>
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#include <sandboxfs.h>
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#include <ubifs_uboot.h>
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#include <btrfs.h>
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#include <asm/io.h>
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#include <div64.h>
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#include <linux/math64.h>
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#include <efi_loader.h>
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#include <squashfs.h>
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DECLARE_GLOBAL_DATA_PTR;
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static struct blk_desc *fs_dev_desc;
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static int fs_dev_part;
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static struct disk_partition fs_partition;
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static int fs_type = FS_TYPE_ANY;
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static inline int fs_probe_unsupported(struct blk_desc *fs_dev_desc,
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struct disk_partition *fs_partition)
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{
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log_err("** Unrecognized filesystem type **\n");
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return -1;
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}
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static inline int fs_ls_unsupported(const char *dirname)
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{
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return -1;
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}
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/* generic implementation of ls in terms of opendir/readdir/closedir */
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__maybe_unused
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static int fs_ls_generic(const char *dirname)
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{
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struct fs_dir_stream *dirs;
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struct fs_dirent *dent;
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int nfiles = 0, ndirs = 0;
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dirs = fs_opendir(dirname);
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if (!dirs)
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return -errno;
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while ((dent = fs_readdir(dirs))) {
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if (dent->type == FS_DT_DIR) {
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printf(" %s/\n", dent->name);
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ndirs++;
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} else if (dent->type == FS_DT_LNK) {
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printf(" <SYM> %s\n", dent->name);
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nfiles++;
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} else {
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printf(" %8lld %s\n", dent->size, dent->name);
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nfiles++;
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}
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}
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fs_closedir(dirs);
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printf("\n%d file(s), %d dir(s)\n\n", nfiles, ndirs);
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return 0;
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}
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static inline int fs_exists_unsupported(const char *filename)
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{
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return 0;
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}
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static inline int fs_size_unsupported(const char *filename, loff_t *size)
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{
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return -1;
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}
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static inline int fs_read_unsupported(const char *filename, void *buf,
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loff_t offset, loff_t len,
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loff_t *actread)
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{
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return -1;
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}
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static inline int fs_write_unsupported(const char *filename, void *buf,
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loff_t offset, loff_t len,
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loff_t *actwrite)
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{
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return -1;
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}
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static inline int fs_ln_unsupported(const char *filename, const char *target)
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{
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return -1;
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}
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static inline void fs_close_unsupported(void)
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{
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}
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static inline int fs_uuid_unsupported(char *uuid_str)
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{
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return -1;
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}
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static inline int fs_opendir_unsupported(const char *filename,
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struct fs_dir_stream **dirs)
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{
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return -EACCES;
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}
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static inline int fs_unlink_unsupported(const char *filename)
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{
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return -1;
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}
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static inline int fs_mkdir_unsupported(const char *dirname)
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{
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return -1;
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}
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struct fstype_info {
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int fstype;
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char *name;
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/*
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* Is it legal to pass NULL as .probe()'s fs_dev_desc parameter? This
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* should be false in most cases. For "virtual" filesystems which
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* aren't based on a U-Boot block device (e.g. sandbox), this can be
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* set to true. This should also be true for the dummy entry at the end
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* of fstypes[], since that is essentially a "virtual" (non-existent)
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* filesystem.
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*/
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bool null_dev_desc_ok;
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int (*probe)(struct blk_desc *fs_dev_desc,
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struct disk_partition *fs_partition);
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int (*ls)(const char *dirname);
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int (*exists)(const char *filename);
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int (*size)(const char *filename, loff_t *size);
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int (*read)(const char *filename, void *buf, loff_t offset,
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loff_t len, loff_t *actread);
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int (*write)(const char *filename, void *buf, loff_t offset,
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loff_t len, loff_t *actwrite);
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void (*close)(void);
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int (*uuid)(char *uuid_str);
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/*
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* Open a directory stream. On success return 0 and directory
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* stream pointer via 'dirsp'. On error, return -errno. See
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* fs_opendir().
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*/
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int (*opendir)(const char *filename, struct fs_dir_stream **dirsp);
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/*
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* Read next entry from directory stream. On success return 0
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* and directory entry pointer via 'dentp'. On error return
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* -errno. See fs_readdir().
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*/
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int (*readdir)(struct fs_dir_stream *dirs, struct fs_dirent **dentp);
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/* see fs_closedir() */
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void (*closedir)(struct fs_dir_stream *dirs);
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int (*unlink)(const char *filename);
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int (*mkdir)(const char *dirname);
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int (*ln)(const char *filename, const char *target);
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};
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static struct fstype_info fstypes[] = {
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#ifdef CONFIG_FS_FAT
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{
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.fstype = FS_TYPE_FAT,
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.name = "fat",
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.null_dev_desc_ok = false,
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.probe = fat_set_blk_dev,
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.close = fat_close,
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.ls = fs_ls_generic,
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.exists = fat_exists,
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.size = fat_size,
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.read = fat_read_file,
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#if CONFIG_IS_ENABLED(FAT_WRITE)
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.write = file_fat_write,
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.unlink = fat_unlink,
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.mkdir = fat_mkdir,
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#else
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.write = fs_write_unsupported,
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.unlink = fs_unlink_unsupported,
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.mkdir = fs_mkdir_unsupported,
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#endif
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.uuid = fs_uuid_unsupported,
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.opendir = fat_opendir,
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.readdir = fat_readdir,
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.closedir = fat_closedir,
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.ln = fs_ln_unsupported,
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},
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#endif
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#if CONFIG_IS_ENABLED(FS_EXT4)
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{
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.fstype = FS_TYPE_EXT,
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.name = "ext4",
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.null_dev_desc_ok = false,
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.probe = ext4fs_probe,
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.close = ext4fs_close,
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.ls = ext4fs_ls,
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.exists = ext4fs_exists,
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.size = ext4fs_size,
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.read = ext4_read_file,
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#ifdef CONFIG_CMD_EXT4_WRITE
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.write = ext4_write_file,
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.ln = ext4fs_create_link,
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#else
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.write = fs_write_unsupported,
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.ln = fs_ln_unsupported,
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#endif
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.uuid = ext4fs_uuid,
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.opendir = fs_opendir_unsupported,
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.unlink = fs_unlink_unsupported,
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.mkdir = fs_mkdir_unsupported,
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},
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#endif
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#ifdef CONFIG_SANDBOX
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{
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.fstype = FS_TYPE_SANDBOX,
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.name = "sandbox",
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.null_dev_desc_ok = true,
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.probe = sandbox_fs_set_blk_dev,
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.close = sandbox_fs_close,
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.ls = sandbox_fs_ls,
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.exists = sandbox_fs_exists,
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.size = sandbox_fs_size,
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.read = fs_read_sandbox,
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.write = fs_write_sandbox,
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.uuid = fs_uuid_unsupported,
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.opendir = fs_opendir_unsupported,
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.unlink = fs_unlink_unsupported,
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.mkdir = fs_mkdir_unsupported,
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.ln = fs_ln_unsupported,
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},
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#endif
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#ifdef CONFIG_CMD_UBIFS
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{
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.fstype = FS_TYPE_UBIFS,
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.name = "ubifs",
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.null_dev_desc_ok = true,
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.probe = ubifs_set_blk_dev,
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.close = ubifs_close,
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.ls = ubifs_ls,
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.exists = ubifs_exists,
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.size = ubifs_size,
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.read = ubifs_read,
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.write = fs_write_unsupported,
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.uuid = fs_uuid_unsupported,
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.opendir = fs_opendir_unsupported,
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.unlink = fs_unlink_unsupported,
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.mkdir = fs_mkdir_unsupported,
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.ln = fs_ln_unsupported,
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},
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#endif
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#ifdef CONFIG_FS_BTRFS
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{
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.fstype = FS_TYPE_BTRFS,
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.name = "btrfs",
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.null_dev_desc_ok = false,
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.probe = btrfs_probe,
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.close = btrfs_close,
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.ls = btrfs_ls,
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.exists = btrfs_exists,
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.size = btrfs_size,
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.read = btrfs_read,
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.write = fs_write_unsupported,
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.uuid = btrfs_uuid,
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.opendir = fs_opendir_unsupported,
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.unlink = fs_unlink_unsupported,
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.mkdir = fs_mkdir_unsupported,
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.ln = fs_ln_unsupported,
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},
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#endif
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#if IS_ENABLED(CONFIG_FS_SQUASHFS)
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{
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.fstype = FS_TYPE_SQUASHFS,
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.name = "squashfs",
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.probe = sqfs_probe,
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.opendir = sqfs_opendir,
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.readdir = sqfs_readdir,
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.ls = fs_ls_generic,
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.read = sqfs_read,
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.size = sqfs_size,
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.close = sqfs_close,
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.closedir = sqfs_closedir,
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},
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#endif
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{
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.fstype = FS_TYPE_ANY,
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.name = "unsupported",
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.null_dev_desc_ok = true,
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.probe = fs_probe_unsupported,
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.close = fs_close_unsupported,
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.ls = fs_ls_unsupported,
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.exists = fs_exists_unsupported,
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.size = fs_size_unsupported,
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.read = fs_read_unsupported,
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.write = fs_write_unsupported,
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.uuid = fs_uuid_unsupported,
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.opendir = fs_opendir_unsupported,
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.unlink = fs_unlink_unsupported,
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.mkdir = fs_mkdir_unsupported,
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.ln = fs_ln_unsupported,
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},
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};
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static struct fstype_info *fs_get_info(int fstype)
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{
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struct fstype_info *info;
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int i;
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for (i = 0, info = fstypes; i < ARRAY_SIZE(fstypes) - 1; i++, info++) {
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if (fstype == info->fstype)
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return info;
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}
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/* Return the 'unsupported' sentinel */
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return info;
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}
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/**
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* fs_get_type() - Get type of current filesystem
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*
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* Return: filesystem type
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*
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* Returns filesystem type representing the current filesystem, or
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* FS_TYPE_ANY for any unrecognised filesystem.
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*/
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int fs_get_type(void)
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{
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return fs_type;
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}
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/**
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* fs_get_type_name() - Get type of current filesystem
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*
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* Return: Pointer to filesystem name
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*
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* Returns a string describing the current filesystem, or the sentinel
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* "unsupported" for any unrecognised filesystem.
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*/
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const char *fs_get_type_name(void)
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{
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return fs_get_info(fs_type)->name;
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}
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int fs_set_blk_dev(const char *ifname, const char *dev_part_str, int fstype)
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{
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struct fstype_info *info;
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int part, i;
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#ifdef CONFIG_NEEDS_MANUAL_RELOC
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static int relocated;
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if (!relocated) {
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for (i = 0, info = fstypes; i < ARRAY_SIZE(fstypes);
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i++, info++) {
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info->name += gd->reloc_off;
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info->probe += gd->reloc_off;
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info->close += gd->reloc_off;
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info->ls += gd->reloc_off;
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info->read += gd->reloc_off;
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info->write += gd->reloc_off;
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}
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relocated = 1;
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}
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#endif
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part = blk_get_device_part_str(ifname, dev_part_str, &fs_dev_desc,
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&fs_partition, 1);
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if (part < 0)
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return -1;
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for (i = 0, info = fstypes; i < ARRAY_SIZE(fstypes); i++, info++) {
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if (fstype != FS_TYPE_ANY && info->fstype != FS_TYPE_ANY &&
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fstype != info->fstype)
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continue;
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if (!fs_dev_desc && !info->null_dev_desc_ok)
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continue;
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if (!info->probe(fs_dev_desc, &fs_partition)) {
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fs_type = info->fstype;
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fs_dev_part = part;
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return 0;
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}
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}
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return -1;
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}
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/* set current blk device w/ blk_desc + partition # */
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int fs_set_blk_dev_with_part(struct blk_desc *desc, int part)
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{
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struct fstype_info *info;
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int ret, i;
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if (part >= 1)
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ret = part_get_info(desc, part, &fs_partition);
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else
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ret = part_get_info_whole_disk(desc, &fs_partition);
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if (ret)
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return ret;
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fs_dev_desc = desc;
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for (i = 0, info = fstypes; i < ARRAY_SIZE(fstypes); i++, info++) {
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if (!info->probe(fs_dev_desc, &fs_partition)) {
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fs_type = info->fstype;
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fs_dev_part = part;
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return 0;
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}
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}
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return -1;
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}
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void fs_close(void)
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{
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struct fstype_info *info = fs_get_info(fs_type);
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info->close();
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fs_type = FS_TYPE_ANY;
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}
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int fs_uuid(char *uuid_str)
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{
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struct fstype_info *info = fs_get_info(fs_type);
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return info->uuid(uuid_str);
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}
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int fs_ls(const char *dirname)
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{
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int ret;
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struct fstype_info *info = fs_get_info(fs_type);
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ret = info->ls(dirname);
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fs_close();
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return ret;
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}
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int fs_exists(const char *filename)
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{
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int ret;
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struct fstype_info *info = fs_get_info(fs_type);
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ret = info->exists(filename);
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fs_close();
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return ret;
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}
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int fs_size(const char *filename, loff_t *size)
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{
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int ret;
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struct fstype_info *info = fs_get_info(fs_type);
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ret = info->size(filename, size);
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fs_close();
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return ret;
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}
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#ifdef CONFIG_LMB
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/* Check if a file may be read to the given address */
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static int fs_read_lmb_check(const char *filename, ulong addr, loff_t offset,
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loff_t len, struct fstype_info *info)
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{
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struct lmb lmb;
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int ret;
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loff_t size;
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loff_t read_len;
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/* get the actual size of the file */
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ret = info->size(filename, &size);
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if (ret)
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return ret;
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if (offset >= size) {
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/* offset >= EOF, no bytes will be written */
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return 0;
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}
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read_len = size - offset;
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/* limit to 'len' if it is smaller */
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if (len && len < read_len)
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read_len = len;
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lmb_init_and_reserve(&lmb, gd->bd, (void *)gd->fdt_blob);
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lmb_dump_all(&lmb);
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if (lmb_alloc_addr(&lmb, addr, read_len) == addr)
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return 0;
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log_err("** Reading file would overwrite reserved memory **\n");
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return -ENOSPC;
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}
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#endif
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static int _fs_read(const char *filename, ulong addr, loff_t offset, loff_t len,
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int do_lmb_check, loff_t *actread)
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{
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struct fstype_info *info = fs_get_info(fs_type);
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void *buf;
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int ret;
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#ifdef CONFIG_LMB
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if (do_lmb_check) {
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ret = fs_read_lmb_check(filename, addr, offset, len, info);
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if (ret)
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return ret;
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}
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#endif
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/*
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* We don't actually know how many bytes are being read, since len==0
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* means read the whole file.
|
|
*/
|
|
buf = map_sysmem(addr, len);
|
|
ret = info->read(filename, buf, offset, len, actread);
|
|
unmap_sysmem(buf);
|
|
|
|
/* If we requested a specific number of bytes, check we got it */
|
|
if (ret == 0 && len && *actread != len)
|
|
log_debug("** %s shorter than offset + len **\n", filename);
|
|
fs_close();
|
|
|
|
return ret;
|
|
}
|
|
|
|
int fs_read(const char *filename, ulong addr, loff_t offset, loff_t len,
|
|
loff_t *actread)
|
|
{
|
|
return _fs_read(filename, addr, offset, len, 0, actread);
|
|
}
|
|
|
|
int fs_write(const char *filename, ulong addr, loff_t offset, loff_t len,
|
|
loff_t *actwrite)
|
|
{
|
|
struct fstype_info *info = fs_get_info(fs_type);
|
|
void *buf;
|
|
int ret;
|
|
|
|
buf = map_sysmem(addr, len);
|
|
ret = info->write(filename, buf, offset, len, actwrite);
|
|
unmap_sysmem(buf);
|
|
|
|
if (ret < 0 && len != *actwrite) {
|
|
log_err("** Unable to write file %s **\n", filename);
|
|
ret = -1;
|
|
}
|
|
fs_close();
|
|
|
|
return ret;
|
|
}
|
|
|
|
struct fs_dir_stream *fs_opendir(const char *filename)
|
|
{
|
|
struct fstype_info *info = fs_get_info(fs_type);
|
|
struct fs_dir_stream *dirs = NULL;
|
|
int ret;
|
|
|
|
ret = info->opendir(filename, &dirs);
|
|
fs_close();
|
|
if (ret) {
|
|
errno = -ret;
|
|
return NULL;
|
|
}
|
|
|
|
dirs->desc = fs_dev_desc;
|
|
dirs->part = fs_dev_part;
|
|
|
|
return dirs;
|
|
}
|
|
|
|
struct fs_dirent *fs_readdir(struct fs_dir_stream *dirs)
|
|
{
|
|
struct fstype_info *info;
|
|
struct fs_dirent *dirent;
|
|
int ret;
|
|
|
|
fs_set_blk_dev_with_part(dirs->desc, dirs->part);
|
|
info = fs_get_info(fs_type);
|
|
|
|
ret = info->readdir(dirs, &dirent);
|
|
fs_close();
|
|
if (ret) {
|
|
errno = -ret;
|
|
return NULL;
|
|
}
|
|
|
|
return dirent;
|
|
}
|
|
|
|
void fs_closedir(struct fs_dir_stream *dirs)
|
|
{
|
|
struct fstype_info *info;
|
|
|
|
if (!dirs)
|
|
return;
|
|
|
|
fs_set_blk_dev_with_part(dirs->desc, dirs->part);
|
|
info = fs_get_info(fs_type);
|
|
|
|
info->closedir(dirs);
|
|
fs_close();
|
|
}
|
|
|
|
int fs_unlink(const char *filename)
|
|
{
|
|
int ret;
|
|
|
|
struct fstype_info *info = fs_get_info(fs_type);
|
|
|
|
ret = info->unlink(filename);
|
|
|
|
fs_close();
|
|
|
|
return ret;
|
|
}
|
|
|
|
int fs_mkdir(const char *dirname)
|
|
{
|
|
int ret;
|
|
|
|
struct fstype_info *info = fs_get_info(fs_type);
|
|
|
|
ret = info->mkdir(dirname);
|
|
|
|
fs_close();
|
|
|
|
return ret;
|
|
}
|
|
|
|
int fs_ln(const char *fname, const char *target)
|
|
{
|
|
struct fstype_info *info = fs_get_info(fs_type);
|
|
int ret;
|
|
|
|
ret = info->ln(fname, target);
|
|
|
|
if (ret < 0) {
|
|
log_err("** Unable to create link %s -> %s **\n", fname, target);
|
|
ret = -1;
|
|
}
|
|
fs_close();
|
|
|
|
return ret;
|
|
}
|
|
|
|
int do_size(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
loff_t size;
|
|
|
|
if (argc != 4)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], argv[2], fstype))
|
|
return 1;
|
|
|
|
if (fs_size(argv[3], &size) < 0)
|
|
return CMD_RET_FAILURE;
|
|
|
|
env_set_hex("filesize", size);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int do_load(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
unsigned long addr;
|
|
const char *addr_str;
|
|
const char *filename;
|
|
loff_t bytes;
|
|
loff_t pos;
|
|
loff_t len_read;
|
|
int ret;
|
|
unsigned long time;
|
|
char *ep;
|
|
|
|
if (argc < 2)
|
|
return CMD_RET_USAGE;
|
|
if (argc > 7)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], (argc >= 3) ? argv[2] : NULL, fstype))
|
|
return 1;
|
|
|
|
if (argc >= 4) {
|
|
addr = simple_strtoul(argv[3], &ep, 16);
|
|
if (ep == argv[3] || *ep != '\0')
|
|
return CMD_RET_USAGE;
|
|
} else {
|
|
addr_str = env_get("loadaddr");
|
|
if (addr_str != NULL)
|
|
addr = simple_strtoul(addr_str, NULL, 16);
|
|
else
|
|
addr = CONFIG_SYS_LOAD_ADDR;
|
|
}
|
|
if (argc >= 5) {
|
|
filename = argv[4];
|
|
} else {
|
|
filename = env_get("bootfile");
|
|
if (!filename) {
|
|
puts("** No boot file defined **\n");
|
|
return 1;
|
|
}
|
|
}
|
|
if (argc >= 6)
|
|
bytes = simple_strtoul(argv[5], NULL, 16);
|
|
else
|
|
bytes = 0;
|
|
if (argc >= 7)
|
|
pos = simple_strtoul(argv[6], NULL, 16);
|
|
else
|
|
pos = 0;
|
|
|
|
time = get_timer(0);
|
|
ret = _fs_read(filename, addr, pos, bytes, 1, &len_read);
|
|
time = get_timer(time);
|
|
if (ret < 0) {
|
|
log_err("Failed to load '%s'\n", filename);
|
|
return 1;
|
|
}
|
|
|
|
if (IS_ENABLED(CONFIG_CMD_BOOTEFI))
|
|
efi_set_bootdev(argv[1], (argc > 2) ? argv[2] : "",
|
|
(argc > 4) ? argv[4] : "");
|
|
|
|
printf("%llu bytes read in %lu ms", len_read, time);
|
|
if (time > 0) {
|
|
puts(" (");
|
|
print_size(div_u64(len_read, time) * 1000, "/s");
|
|
puts(")");
|
|
}
|
|
puts("\n");
|
|
|
|
env_set_hex("fileaddr", addr);
|
|
env_set_hex("filesize", len_read);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int do_ls(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
if (argc < 2)
|
|
return CMD_RET_USAGE;
|
|
if (argc > 4)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], (argc >= 3) ? argv[2] : NULL, fstype))
|
|
return 1;
|
|
|
|
if (fs_ls(argc >= 4 ? argv[3] : "/"))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int file_exists(const char *dev_type, const char *dev_part, const char *file,
|
|
int fstype)
|
|
{
|
|
if (fs_set_blk_dev(dev_type, dev_part, fstype))
|
|
return 0;
|
|
|
|
return fs_exists(file);
|
|
}
|
|
|
|
int do_save(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
unsigned long addr;
|
|
const char *filename;
|
|
loff_t bytes;
|
|
loff_t pos;
|
|
loff_t len;
|
|
int ret;
|
|
unsigned long time;
|
|
|
|
if (argc < 6 || argc > 7)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], argv[2], fstype))
|
|
return 1;
|
|
|
|
addr = simple_strtoul(argv[3], NULL, 16);
|
|
filename = argv[4];
|
|
bytes = simple_strtoul(argv[5], NULL, 16);
|
|
if (argc >= 7)
|
|
pos = simple_strtoul(argv[6], NULL, 16);
|
|
else
|
|
pos = 0;
|
|
|
|
time = get_timer(0);
|
|
ret = fs_write(filename, addr, pos, bytes, &len);
|
|
time = get_timer(time);
|
|
if (ret < 0)
|
|
return 1;
|
|
|
|
printf("%llu bytes written in %lu ms", len, time);
|
|
if (time > 0) {
|
|
puts(" (");
|
|
print_size(div_u64(len, time) * 1000, "/s");
|
|
puts(")");
|
|
}
|
|
puts("\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
int do_fs_uuid(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
int ret;
|
|
char uuid[37];
|
|
memset(uuid, 0, sizeof(uuid));
|
|
|
|
if (argc < 3 || argc > 4)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], argv[2], fstype))
|
|
return 1;
|
|
|
|
ret = fs_uuid(uuid);
|
|
if (ret)
|
|
return CMD_RET_FAILURE;
|
|
|
|
if (argc == 4)
|
|
env_set(argv[3], uuid);
|
|
else
|
|
printf("%s\n", uuid);
|
|
|
|
return CMD_RET_SUCCESS;
|
|
}
|
|
|
|
int do_fs_type(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
|
|
{
|
|
struct fstype_info *info;
|
|
|
|
if (argc < 3 || argc > 4)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], argv[2], FS_TYPE_ANY))
|
|
return 1;
|
|
|
|
info = fs_get_info(fs_type);
|
|
|
|
if (argc == 4)
|
|
env_set(argv[3], info->name);
|
|
else
|
|
printf("%s\n", info->name);
|
|
|
|
fs_close();
|
|
|
|
return CMD_RET_SUCCESS;
|
|
}
|
|
|
|
int do_rm(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
if (argc != 4)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], argv[2], fstype))
|
|
return 1;
|
|
|
|
if (fs_unlink(argv[3]))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int do_mkdir(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
int ret;
|
|
|
|
if (argc != 4)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], argv[2], fstype))
|
|
return 1;
|
|
|
|
ret = fs_mkdir(argv[3]);
|
|
if (ret) {
|
|
log_err("** Unable to create a directory \"%s\" **\n", argv[3]);
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int do_ln(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[],
|
|
int fstype)
|
|
{
|
|
if (argc != 5)
|
|
return CMD_RET_USAGE;
|
|
|
|
if (fs_set_blk_dev(argv[1], argv[2], fstype))
|
|
return 1;
|
|
|
|
if (fs_ln(argv[3], argv[4]))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int do_fs_types(struct cmd_tbl *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
struct fstype_info *drv = fstypes;
|
|
const int n_ents = ARRAY_SIZE(fstypes);
|
|
struct fstype_info *entry;
|
|
int i = 0;
|
|
|
|
puts("Supported filesystems");
|
|
for (entry = drv; entry != drv + n_ents; entry++) {
|
|
if (entry->fstype != FS_TYPE_ANY) {
|
|
printf("%c %s", i ? ',' : ':', entry->name);
|
|
i++;
|
|
}
|
|
}
|
|
if (!i)
|
|
puts(": <none>");
|
|
puts("\n");
|
|
return CMD_RET_SUCCESS;
|
|
}
|