From: AKASHI Takahiro takahiro.akashi@linaro.org
"mkdir" interface is added to file operations. This is a preparatory change as mkdir support for FAT file system will be added in next patch.
Signed-off-by: AKASHI Takahiro takahiro.akashi@linaro.org --- fs/fs.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ include/fs.h | 10 ++++++++++ 2 files changed, 55 insertions(+)
diff --git a/fs/fs.c b/fs/fs.c index cb68e81cd309..62165d5c5701 100644 --- a/fs/fs.c +++ b/fs/fs.c @@ -105,6 +105,11 @@ static inline int fs_opendir_unsupported(const char *filename, return -EACCES; }
+static inline int fs_mkdir_unsupported(const char *dirname) +{ + return -1; +} + struct fstype_info { int fstype; char *name; @@ -142,6 +147,7 @@ struct fstype_info { int (*readdir)(struct fs_dir_stream *dirs, struct fs_dirent **dentp); /* see fs_closedir() */ void (*closedir)(struct fs_dir_stream *dirs); + int (*mkdir)(const char *dirname); };
static struct fstype_info fstypes[] = { @@ -165,6 +171,7 @@ static struct fstype_info fstypes[] = { .opendir = fat_opendir, .readdir = fat_readdir, .closedir = fat_closedir, + .mkdir = fs_mkdir_unsupported, }, #endif #ifdef CONFIG_FS_EXT4 @@ -185,6 +192,7 @@ static struct fstype_info fstypes[] = { #endif .uuid = ext4fs_uuid, .opendir = fs_opendir_unsupported, + .mkdir = fs_mkdir_unsupported, }, #endif #ifdef CONFIG_SANDBOX @@ -201,6 +209,7 @@ static struct fstype_info fstypes[] = { .write = fs_write_sandbox, .uuid = fs_uuid_unsupported, .opendir = fs_opendir_unsupported, + .mkdir = fs_mkdir_unsupported, }, #endif #ifdef CONFIG_CMD_UBIFS @@ -217,6 +226,7 @@ static struct fstype_info fstypes[] = { .write = fs_write_unsupported, .uuid = fs_uuid_unsupported, .opendir = fs_opendir_unsupported, + .mkdir = fs_mkdir_unsupported, }, #endif #ifdef CONFIG_FS_BTRFS @@ -233,6 +243,7 @@ static struct fstype_info fstypes[] = { .write = fs_write_unsupported, .uuid = btrfs_uuid, .opendir = fs_opendir_unsupported, + .mkdir = fs_mkdir_unsupported, }, #endif { @@ -248,6 +259,7 @@ static struct fstype_info fstypes[] = { .write = fs_write_unsupported, .uuid = fs_uuid_unsupported, .opendir = fs_opendir_unsupported, + .mkdir = fs_mkdir_unsupported, }, };
@@ -498,6 +510,20 @@ void fs_closedir(struct fs_dir_stream *dirs) }
+int fs_mkdir(const char *dirname) +{ + int ret; + + struct fstype_info *info = fs_get_info(fs_type); + + ret = info->mkdir(dirname); + + fs_type = FS_TYPE_ANY; + fs_close(); + + return ret; +} + int do_size(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], int fstype) { @@ -700,3 +726,22 @@ int do_fs_type(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) return CMD_RET_SUCCESS; }
+int do_mkdir(cmd_tbl_t *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) { + printf("** Unable to create a directory "%s" **\n", argv[3]); + return 1; + } + + return 0; +} diff --git a/include/fs.h b/include/fs.h index 163da103b472..fbaee154dd0d 100644 --- a/include/fs.h +++ b/include/fs.h @@ -155,6 +155,14 @@ struct fs_dirent *fs_readdir(struct fs_dir_stream *dirs); */ void fs_closedir(struct fs_dir_stream *dirs);
+/* + * fs_mkdir - Create a directory + * + * @filename: Name of directory to create + * @return 0 on success, -1 on error conditions + */ +int fs_mkdir(const char *filename); + /* * Common implementation for various filesystem commands, optionally limited * to a specific filesystem type via the fstype parameter. @@ -169,6 +177,8 @@ int file_exists(const char *dev_type, const char *dev_part, const char *file, int fstype); int do_save(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], int fstype); +int do_mkdir(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], + int fstype);
/* * Determine the UUID of the specified filesystem and print it. Optionally it is