import (
	"math/rand"
	"time"
)

func backoffWait(min, unit, cap time.Duration) func(*rand.Rand, uint) time.Duration {
	if unit > time.Hour {
		// Protect against integer overflow
		panic("unit cannot exceed one hour")
	}
	return func(r *rand.Rand, attempt uint) time.Duration {
		sleep := min
		sleep += unit * time.Duration(attempt)
		if sleep > cap {
			sleep = cap
		}
		sleep -= time.Duration(r.Float64() * float64(sleep))

	}

	// Check with width cap
	if bufPool.WidthCap() != capWidth {
		t.Fatalf("bytepool capWidth invalid: got %v want %v", bufPool.WidthCap(), capWidth)
	}

	// Check that retrieved buffer are of the expected width
	b := bufPool.Get()
	if len(b) != width {
		t.Fatalf("bytepool length invalid: got %v want %v", len(b), width)
	}
	if cap(b) != capWidth {
		t.Fatalf("bytepool cap invalid: got %v want %v", cap(b), capWidth)
	}

			name = pathJoin(o.prefixAll, name)
		}

		// Do small files async
		n++
		if header.Size <= smallFileThreshold {
			asyncWriters <- struct{}{}
			b := poolBuf128k.Get().([]byte)
			if cap(b) < int(header.Size) {
				b = make([]byte, smallFileThreshold)
			}
			b = b[:header.Size]
			if _, err := io.ReadFull(tarReader, b); err != nil {
				return err
			}
			wg.Add(1)

		w:    width,
		wcap: capwidth,
	}
}

// Populate - populates and pre-warms the byte pool, this function is non-blocking.
func (bp *BytePoolCap) Populate() {
	for _, buf := range reedsolomon.AllocAligned(cap(bp.c), bp.wcap) {
		bp.Put(buf[:bp.w])
	}
}

// Get gets a []byte from the BytePool, or creates a new one if none are
// available in the pool.
func (bp *BytePoolCap) Get() (b []byte) {
	if bp == nil {

// return the buffer until the next newline occurs.
// The last block will be sent along with an io.EOF.
func (r *Reader) nextSplit(skip int, dst []byte) ([]byte, error) {
	if cap(dst) < skip {
		dst = make([]byte, 0, skip+1024)
	}
	dst = dst[:skip]
	if skip > 0 {
		n, err := io.ReadFull(r.buf, dst)
		if err != nil && err != io.ErrUnexpectedEOF {

var PutByteBuffer = func(b []byte) {
	if cap(b) >= biggerBufMin && cap(b) < biggerBufMax {
		internal32KByteBuffer.Put(&b)
		return
	}
	if cap(b) >= minBufferSize && cap(b) < biggerBufMin {
		internalByteBuffer.Put(&b)
		return
	}
}

// readAllInto reads from r and appends to b until an error or EOF and returns the data it read.

				return
			}
		case "CmdLines":
			var zb0002 uint32
			zb0002, err = dc.ReadArrayHeader()
			if err != nil {
				err = msgp.WrapError(err, "CmdLines")
				return
			}
			if cap(z.CmdLines) >= int(zb0002) {
				z.CmdLines = (z.CmdLines)[:zb0002]
			} else {
				z.CmdLines = make([]string, zb0002)
			}
			for za0001 := range z.CmdLines {
				z.CmdLines[za0001], err = dc.ReadString()

		"Please ensure no other program uses the same address/port",
		"",
	)

	ErrPortAccess = newErrFn(
		"Unable to use specified port",
		"Please ensure MinIO binary has 'cap_net_bind_service=+ep' permissions",
		`Use 'sudo setcap cap_net_bind_service=+ep /path/to/minio' to provide sufficient permissions`,
	)

	ErrTLSReadError = newErrFn(
		"Cannot read the TLS certificate",

	if f.RoundTripper == nil {
		f.RoundTripper = http.DefaultTransport
	}

	return f
}

type bufPool struct {
	sz   int
	pool sync.Pool
}

func (b *bufPool) Put(buf []byte) {
	if cap(buf) < b.sz || cap(buf) > b.sz*2 {
		// Buffer too small or will likely leak memory after being expanded.
		// Drop it.
		return
	}
	b.pool.Put(&buf)
}

func (b *bufPool) Get() []byte {
	bufp := b.pool.Get().(*[]byte)

				return
			}
		case "Resources":
			var zb0002 uint32
			zb0002, err = dc.ReadArrayHeader()
			if err != nil {
				err = msgp.WrapError(err, "Resources")
				return
			}
			if cap(z.Resources) >= int(zb0002) {
				z.Resources = (z.Resources)[:zb0002]
			} else {
				z.Resources = make([]string, zb0002)
			}
			for za0001 := range z.Resources {
				z.Resources[za0001], err = dc.ReadString()