Caleb Gardner
54 lines
1.2 KiB
Go
54 lines
1.2 KiB
Go
package squashfs
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import (
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"errors"
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"io"
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"io/fs"
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"math"
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"time"
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)
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func (w *Writer) fixFolders() error {
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for folder := range w.structure {
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if folder == "/" || w.Contains(folder) {
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continue
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}
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err := w.AddFolderTo(folder, fs.ModePerm)
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if err != nil {
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return err
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}
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}
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return nil
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}
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//WriteTo attempts to write the archive to the given io.Writer.
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//Folder that aren't present (such as if you add a file at /folder/file, but not the folder /folder)
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//are added with full permission (777).
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func (w *Writer) WriteTo(write io.Writer) (int64, error) {
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err := w.fixFolders()
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if err != nil {
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return 0, err
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}
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if w.BlockSize > 1048576 {
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w.BlockSize = 1048576
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} else if w.BlockSize < 4096 {
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w.BlockSize = 4096
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}
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w.Flags.RemoveDuplicates = false
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w.Flags.Exportable = false
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w.Flags.NoXattr = true
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w.superblock = superblock{
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Magic: magic,
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InodeCount: w.countInodes(),
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CreationTime: uint32(time.Now().Unix()),
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BlockSize: w.BlockSize,
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BlockLog: uint16(math.Log2(float64(w.BlockSize))),
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CompressionType: uint16(w.compressionType),
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Flags: w.Flags.ToUint(),
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IDCount: uint16(len(w.uidGUIDTable)),
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MajorVersion: 4,
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MinorVersion: 0,
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}
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return 0, errors.New("I SAID DON'T")
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}
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