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// Copyright 2016 the Go-FUSE Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package fuse
import (
"syscall"
)
func (ms *Server) systemWrite(req *request, header []byte) Status {
if req.flatDataSize() == 0 {
err := handleEINTR(func() error {
_, err := syscall.Write(ms.mountFd, header)
return err
})
return ToStatus(err)
}
if req.fdData != nil {
sz := req.flatDataSize()
buf := ms.allocOut(req, uint32(sz))
req.flatData, req.status = req.fdData.Bytes(buf)
header = req.serializeHeader(len(req.flatData))
}
_, err := writev(int(ms.mountFd), [][]byte{header, req.flatData})
if req.readResult != nil {
req.readResult.Done()
}
return ToStatus(err)
}
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