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resume len

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This commit is contained in:
Richard Patel 2019-02-03 16:41:26 +01:00
parent 4ef4ab13a8
commit f3be76e001
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GPG Key ID: C268B2BBDA2ABECB
1 changed files with 15 additions and 5 deletions
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20
resume.go
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@ -2,6 +2,7 @@ package main
import (
"bytes"
"encoding/binary"
"encoding/gob"
"fmt"
"github.com/beeker1121/goque"
@ -193,13 +194,18 @@ func writePauseFile(od *OD, w io.Writer) (err error) {
InProgress: atomic.LoadInt64(&od.InProgress),
}
// Write pause settings
pauseEnc := gob.NewEncoder(w)
// Prepare pause settings
var b bytes.Buffer
pauseEnc := gob.NewEncoder(&b)
err = pauseEnc.Encode(&paused)
if err != nil { return err }
// Save mark
_, err = w.Write([]byte("--------"))
// Write length of pause settings
err = binary.Write(w, binary.LittleEndian, uint64(b.Len()))
if err != nil { return err }
// Write pause settings
_, err = w.Write(b.Bytes())
if err != nil { return err }
// Write pause scan state
@ -229,8 +235,12 @@ func readPauseFile(od *OD, r io.Reader) (err error) {
return fmt.Errorf("unsupported pause file")
}
// Read pause settings len
var pauseSettingsLen uint64
err = binary.Read(r, binary.LittleEndian, &pauseSettingsLen)
// Read pause settings
pauseDec := gob.NewDecoder(r)
pauseDec := gob.NewDecoder(io.LimitReader(r, int64(pauseSettingsLen)))
err = pauseDec.Decode(&paused)
if err != nil { return err }
atomic.StoreInt64(&od.InProgress, paused.InProgress)