func (tag *Tag) Write(fid *Fid, data []byte, offset uint64) error {
req := tag.reqAlloc()
req.fid = fid
err := go9p.PackTwrite(req.Tc, fid.Fid, offset, uint32(len(data)), data)
if err != nil {
return err
}
return tag.clnt.Rpcnb(req)
}
// Write up to len(data) bytes starting from offset. Returns the
// number of bytes written, or an Error.
func (clnt *Clnt) Write(fid *Fid, data []byte, offset uint64) (int, error) {
if uint32(len(data)) > fid.Iounit {
data = data[0:fid.Iounit]
}
tc := clnt.NewFcall()
err := go9p.PackTwrite(tc, fid.Fid, offset, uint32(len(data)), data)
if err != nil {
return 0, err
}
rc, err := clnt.Rpc(tc)
if err != nil {
return 0, err
}
return int(rc.Count), nil
}