k3s/vendor/github.com/cilium/ebpf/internal/io.go
2020-08-28 17:18:31 -07:00

17 lines
322 B
Go

package internal
import "errors"
// DiscardZeroes makes sure that all written bytes are zero
// before discarding them.
type DiscardZeroes struct{}
func (DiscardZeroes) Write(p []byte) (int, error) {
for _, b := range p {
if b != 0 {
return 0, errors.New("encountered non-zero byte")
}
}
return len(p), nil
}