pkg compress/zlib, func NewWriter(io.Writer) *Writer
pkg compress/zlib, func NewWriterLevel(io.Writer, int) (*Writer, error)
pkg compress/zlib, func NewWriterLevelDict(io.Writer, int, []uint8) (*Writer, error)
pkg compress/zlib, method (*Writer) Close() error
pkg compress/zlib, method (*Writer) Flush() error
pkg compress/zlib, method (*Writer) Write([]uint8) (int, error)
pkg compress/zlib, type Writer struct

// preceded and followed by a faulting page.
func dangerousSlice(t *testing.T) []byte {
	pagesize := syscall.Getpagesize()
	b, err := syscall.Mmap(0, 0, 3*pagesize, syscall.PROT_READ|syscall.PROT_WRITE, syscall.MAP_ANONYMOUS|syscall.MAP_PRIVATE)
	if err != nil {
		t.Fatalf("mmap failed %s", err)
	}
	err = syscall.Mprotect(b[:pagesize], syscall.PROT_NONE)
	if err != nil {
		t.Fatalf("mprotect low failed %s\n", err)
	}

		for i := len(b) - 1; i >= 0; i-- {
			b[i] = byte(x)
			x >>= 8
		}
		b[0] |= 0x80 // Highest bit indicates binary format
		return
	}

	f.formatOctal(b, 0) // Last resort, just write zero
	f.err = ErrFieldTooLong
}

func (p *parser) parseOctal(b []byte) int64 {
	// Because unused fields are filled with NULs, we need
	// to skip leading NULs. Fields may also be padded with
	// spaces or NULs.

var (
	ErrHeader          = errors.New("archive/tar: invalid tar header")
	ErrWriteTooLong    = errors.New("archive/tar: write too long")
	ErrFieldTooLong    = errors.New("archive/tar: header field too long")
	ErrWriteAfterClose = errors.New("archive/tar: write after close")
	ErrInsecurePath    = errors.New("archive/tar: insecure file path")

pkg log/syslog (freebsd-arm64), method (*Writer) Emerg(string) error
pkg log/syslog (freebsd-arm64), method (*Writer) Err(string) error
pkg log/syslog (freebsd-arm64), method (*Writer) Info(string) error
pkg log/syslog (freebsd-arm64), method (*Writer) Notice(string) error
pkg log/syslog (freebsd-arm64), method (*Writer) Warning(string) error
pkg log/syslog (freebsd-arm64), method (*Writer) Write([]uint8) (int, error)

	buf := bytes.Buffer{}
	buf.Write([]byte{'h', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd'})
	os.Stdout.Write(buf.Bytes())
	// Output: hello world
}

func ExampleBuffer_AvailableBuffer() {
	var buf bytes.Buffer
	for i := 0; i < 4; i++ {
		b := buf.AvailableBuffer()
		b = strconv.AppendInt(b, int64(i), 10)
		b = append(b, ' ')
		buf.Write(b)
	}
	os.Stdout.Write(buf.Bytes())
	// Output: 0 1 2 3
}

		// Write the initial GNU header.
		var blk block
		gnu := blk.toGNU()
		sparse := gnu.sparse()
		copy(gnu.realSize(), size)
		sps = populateSparseMap(sparse, sps)
		if format != FormatUnknown {
			blk.setFormat(format)
		}
		out = append(out, blk[:]...)

		// Write extended sparse blocks.
		for len(sps) > 0 {
			var blk block

pkg log/syslog (freebsd-riscv64), method (*Writer) Debug(string) error #53466
pkg log/syslog (freebsd-riscv64), method (*Writer) Emerg(string) error #53466
pkg log/syslog (freebsd-riscv64), method (*Writer) Err(string) error #53466
pkg log/syslog (freebsd-riscv64), method (*Writer) Info(string) error #53466
pkg log/syslog (freebsd-riscv64), method (*Writer) Notice(string) error #53466
pkg log/syslog (freebsd-riscv64), method (*Writer) Warning(string) error #53466

//
// The table's lower portion shows specialized features of each format,
// such as supported string encodings, support for sub-second timestamps,
// or support for sparse files.
//
// The Writer currently provides no support for sparse files.
type Format int

// Constants to identify various tar formats.
const (
	// Deliberately hide the meaning of constants from public API.

	creatorFAT    = 0
	creatorUnix   = 3
	creatorNTFS   = 11
	creatorVFAT   = 14
	creatorMacOSX = 19

	// Version numbers.
	zipVersion20 = 20 // 2.0
	zipVersion45 = 45 // 4.5 (reads and writes zip64 archives)

	// Limits for non zip64 files.
	uint16max = (1 << 16) - 1
	uint32max = (1 << 32) - 1

	// Extra header IDs.
	//
	// IDs 0..31 are reserved for official use by PKWARE.