Method from_with_nesting_depth

block/src/qcow/mod.rs:689–718

Creates a QcowFile from `file` and with a max nesting depth. File must be a valid qcow2 image.

(
        file: RawFile,
        max_nesting_depth: u32,
        sparse: bool,
    )

    /// Creates a QcowFile from `file` and with a max nesting depth. File must be a valid qcow2
    /// image.
    pub fn from_with_nesting_depth(
        file: RawFile,
        max_nesting_depth: u32,
        sparse: bool,
    ) -> BlockResult<QcowFile> {
        let (inner, backing_file, sparse) = parse_qcow(file, max_nesting_depth, sparse)?;
        let metadata::QcowState {
            raw_file,
            header,
            l1_table,
            l2_entries,
            l2_cache,
            refcounts,
            avail_clusters,
            unref_clusters,
        } = inner;
        Ok(QcowFile {
            raw_file,
            header,
            l1_table,
            l2_entries,
            l2_cache,
            refcounts,
            current_offset: 0,
            unref_clusters,
            avail_clusters,
            backing_file,
            sparse,
        })
    }

    /// Creates a new QcowFile at the given path.
    pub fn new(