Esempio n. 1
1
// Symbol looks up the program counters listed in the request,
// responding with a table mapping program counters to function names.
// The package initialization registers it as /debug/pprof/symbol.
func Symbol(c *http.Conn, r *http.Request) {
	c.SetHeader("content-type", "text/plain; charset=utf-8")

	// We don't know how many symbols we have, but we
	// do have symbol information.  Pprof only cares whether
	// this number is 0 (no symbols available) or > 0.
	fmt.Fprintf(c, "num_symbols: 1\n")

	var b *bufio.Reader
	if r.Method == "POST" {
		b = bufio.NewReader(r.Body)
	} else {
		b = bufio.NewReader(strings.NewReader(r.URL.RawQuery))
	}

	for {
		w, err := b.ReadSlice('+')
		if err == nil {
			w = w[0 : len(w)-1] // trim +
		}
		pc, _ := strconv.Btoui64(string(w), 0)
		if pc != 0 {
			f := runtime.FuncForPC(uintptr(pc))
			if f != nil {
				fmt.Fprintf(c, "%#x %s\n", pc, f.Name())
			}
		}

		// Wait until here to check for err; the last
		// symbol will have an err because it doesn't end in +.
		if err != nil {
			break
		}
	}
}
Esempio n. 2
0
func parseInput(r *bufio.Reader) (args []string, err error) {
	for {
		buf, err := r.ReadSlice('\n')

		end := false
		if err == io.EOF {
			end = true
		} else if err != nil {
			return args, errors.New(fmt.Sprintf("Error reading line '%s': %v\n", buf, err))
		}

		index := bytes.IndexByte(buf, '#')
		if index != -1 {
			buf = buf[:index]
		}

		buf = bytes.TrimSpace(buf)

		if len(buf) == 0 {
			if end {
				break
			}
			continue
		}

		args = append(args, string(buf))

		if end {
			break
		}
	}

	return
}
Esempio n. 3
0
func (p *protocol) ReadParam(r *bufio.Reader) ([]byte, bool, error) {
	data, err := r.ReadSlice('\r')
	if err != nil {
		return nil, false, p.sanitizeErr(err)
	}
	err = p.assumeByte(r, '\n')
	if err != nil {
		return nil, false, err
	}

	next, err := r.ReadByte()
	if err != nil {
		return nil, false, p.sanitizeErr(err)
	}
	hasNext := true
	if next == '\r' {
		hasNext = false
		err = p.assumeByte(r, '\n')
		if err != nil {
			return nil, false, p.sanitizeErr(err)
		}
	} else {
		r.UnreadByte()
	}

	return data, hasNext, nil
}
Esempio n. 4
0
// parseConfigResponse reads a CONFIG response from r and returns the version
// number and byte array of server descriptions.
func parseConfigResponse(r *bufio.Reader) (int, []byte, error) {
	line, err := r.ReadSlice('\n')
	if err != nil {
		return 0, nil, err
	}
	size, err := scanConfigDataLength(line)
	if err != nil {
		return 0, nil, err
	}
	value, err := ioutil.ReadAll(io.LimitReader(r, int64(size)+2))
	if err != nil {
		return 0, nil, err
	}
	if !bytes.HasSuffix(value, crlf) {
		return 0, nil, fmt.Errorf("elasticache: corrupt config result read")
	}
	// Reduce the value down to its total identified size
	value = value[:size]

	// Pull out version and server list, separated by LFs
	re := regexp.MustCompile("^(\\d+)\n(.*)\n$")
	configData := re.FindSubmatch(value)
	if configData == nil {
		return 0, nil, fmt.Errorf("elasticache: malformed config data: %s", value)
	}

	version, _ := strconv.Atoi(string(configData[1]))
	return version, configData[2], nil
}
Esempio n. 5
0
func readLine(rd *bufio.Reader) ([]byte, error) {
	// line, isPrefix, err := rd.ReadLine()
	// if err != nil {
	// 	return line, err
	// }
	// if isPrefix {
	// 	return line, errReaderTooSmall
	// }
	// if len(line) < 2 || line[len(line)-2] != '\r' { // \r\n
	// 	fmt.Println(line)
	// 	return nil, errors.New(fmt.Sprintf("invalid redis packet %v, err:%v", line, err))
	// }
	// return line, nil

	line, err := rd.ReadSlice('\n')
	if err != nil {
		return nil, err
	}

	if len(line) < 2 || line[len(line)-2] != '\r' { // \r\n
		return nil, errors.New(fmt.Sprintf("invalid redis packet %v, err:%v", line, err))
	}

	return line[:len(line)-2], nil
}
Esempio n. 6
0
func parseStatsResponse(r *bufio.Reader, stats *Statistics) error {
	for {
		line, err := r.ReadSlice('\n')
		if err != nil {
			return err
		}
		if bytes.Equal(line, resultEnd) {
			return nil
		}
		if hits, err := parseStatsLine(line, statsGetHits); err == nil {
			stats.Hits = hits
			continue
		}
		if misses, err := parseStatsLine(line, statsGetMisses); err == nil {
			stats.Misses = misses
			continue
		}
		if bytesWritten, err := parseStatsLine(line, statsBytesWritten); err == nil {
			stats.ByteHits = bytesWritten
			continue
		}
		if items, err := parseStatsLine(line, statsItems); err == nil {
			stats.Items = items
			continue
		}
		if bytes_total, err := parseStatsLine(line, statsBytes); err == nil {
			stats.Bytes = bytes_total
			continue
		}
	}
}
Esempio n. 7
0
// parseGetResponse reads a GET response from r and calls cb for each
// read and allocated Item
func parseGetResponse(r *bufio.Reader, cb func(*Item)) error {
	for {
		line, err := r.ReadSlice('\n')
		if err != nil {
			return err
		}
		if bytes.Equal(line, resultEnd) {
			return nil
		}
		it := new(Item)
		size, err := scanGetResponseLine(line, it)
		if err != nil {
			return err
		}
		it.Value, err = ioutil.ReadAll(io.LimitReader(r, int64(size)+2))
		if err != nil {
			return err
		}
		if !bytes.HasSuffix(it.Value, crlf) {
			return fmt.Errorf("memcache: corrupt get result read")
		}
		it.Value = it.Value[:size]
		cb(it)
	}
	panic("unreached")
}
Esempio n. 8
0
// parseGetResponse reads a GET response from r and calls cb for each
// read and allocated Item
func parseGetResponse(r *bufio.Reader, cb func(*Item)) error {
	for {
		line, err := r.ReadSlice('\n')
		if err != nil {
			return err
		}
		if bytes.Equal(line, resultEnd) {
			return nil
		}
		it := new(Item)
		var size int
		n, err := fmt.Sscanf(string(line), "VALUE %s %d %d %d\r\n",
			&it.Key, &it.Flags, &size, &it.casid)
		if err != nil {
			return err
		}
		if n != 4 {
			return fmt.Errorf("memcache: unexpected line in get response: %q", string(line))
		}
		it.Value, err = ioutil.ReadAll(io.LimitReader(r, int64(size)+2))
		if err != nil {
			return err
		}
		if !bytes.HasSuffix(it.Value, crlf) {
			return fmt.Errorf("memcache: corrupt get result read")
		}
		it.Value = it.Value[:size]
		cb(it)
	}
	panic("unreached")
}
Esempio n. 9
0
func parseStatsSettingsResponse(r *bufio.Reader, stats *SettingsStats) error {
	pattern := "STAT %s %s\r\n"
	var (
		key   string
		value []byte
	)
	for {
		line, err := r.ReadSlice('\n')
		if err != nil {
			return err
		}
		if bytes.Equal(line, resultEnd) {
			return nil
		}

		n, err := fmt.Sscanf(string(line), pattern, &key, &value)
		if err != nil || n != 2 {
			return fmt.Errorf("memcache: unexpected line in stats response: %q", line)
		}
		err = stats.Set(key, value)
		if err != nil && err != ErrInvalidStatsKey {
			return err
		}
	}
	panic("unreached")
}
Esempio n. 10
0
func readRequestLine(b *bufio.Reader) (method string, url string, version int, err os.Error) {

	p, err := b.ReadSlice('\n')
	if err != nil {
		if err == bufio.ErrBufferFull {
			err = web.ErrLineTooLong
		}
		return
	}

	m := requestLineRegexp.FindSubmatch(p)
	if m == nil {
		err = ErrBadRequestLine
		return
	}

	method = string(m[1])

	major, err := strconv.Atoi(string(m[3]))
	if err != nil {
		return
	}

	minor, err := strconv.Atoi(string(m[4]))
	if err != nil {
		return
	}

	version = web.ProtocolVersion(major, minor)

	url = string(m[2])

	return
}
Esempio n. 11
0
File: smtp.go Progetto: t6/voicemail
func handleData(rd bufio.Reader, out io.Writer) string {
	// Stolen from go-smtpd:
	// http://code.google.com/p/go-smtpd/source/browse/smtpd/smtpd.go
	fmt.Fprint(out, "354 Go ahead\r\n")

	buf := new(bytes.Buffer)

	for {
		sl, err := rd.ReadSlice('\n')
		if err != nil {
			return ""
		}
		if bytes.Equal(sl, []byte(".\r\n")) {
			break
		}
		if sl[0] == '.' {
			sl = sl[1:]
		}
		_, err = buf.Write(sl)
		if err != nil {
			return ""
		}
	}

	fmt.Fprint(out, "250 2.0.0 Ok: queued\r\n")

	return buf.String()
}
Esempio n. 12
0
func parseStatsItemsResponse(r *bufio.Reader, slabMap map[int]*ItemStats) error {
	pattern := "STAT items:%d:%s %s\r\n"
	var (
		slabIndex int
		key       string
		value     []byte
	)
	for {
		line, err := r.ReadSlice('\n')
		if err != nil {
			return err
		}
		if bytes.Equal(line, resultEnd) {
			return nil
		}

		n, err := fmt.Sscanf(string(line), pattern, &slabIndex, &key, &value)
		if err != nil || n != 3 {
			return fmt.Errorf("memcache: unexpected line in stats items response: %q", line)
		}

		_, ok := slabMap[slabIndex]
		if !ok {
			slabMap[slabIndex] = new(ItemStats)
		}
		err = slabMap[slabIndex].Set(key, value)
		if err != nil && err != ErrInvalidStatsKey {
			return err
		}
	}
	panic("unreached")
}
Esempio n. 13
0
// readEvent reads a single binlog event. It can be a single comment line,
// or multiple lines terminated by the delimiter.
func (bls *BinlogStreamer) readEvent(bufReader *bufio.Reader) (event []byte, err error) {
	for {
		fragment, err := bufReader.ReadSlice('\n')
		event = append(event, fragment...)
		if err == bufio.ErrBufferFull {
			continue
		}
		if err != nil {
			if err == io.EOF {
				return event, err
			}
			return event, fmt.Errorf("read error: %v", err)
		}
		// Use a different var than event, because you have to keep
		// the trailing \n if we continue
		trimmed := bytes.TrimSpace(event)
		if bytes.HasPrefix(trimmed, HASH_COMMENT) ||
			bytes.HasPrefix(trimmed, SLASH_COMMENT) ||
			bytes.HasPrefix(trimmed, DELIM_STMT) {
			return trimmed, nil
		}
		if bytes.HasSuffix(trimmed, bls.delim) {
			return bytes.TrimSpace(trimmed[:len(trimmed)-len(bls.delim)]), nil
		}
	}
}
Esempio n. 14
0
func (hub *MsgHub) msgProc(id int, reader *bufio.Reader) (err error) {
	var msgType byte
	var controlType byte

	msgType, err = reader.ReadByte()
	if err != nil {
		ERROR.Println("read from incoming error, detail:", err)
		return
	}
	switch msgType {
	case StringMsgType:
		//drop msg, should be ping
		var bs []byte
		bs, err = reader.ReadSlice('\n')
		if err != nil {
			return
		} else {
			INFO.Println(id, "said:", string(bs[:len(bs)-1]))
		}
	case ControlMsgType: //cronntrol msg
		if controlType, err = reader.ReadByte(); err != nil {
			return
		}
		switch controlType {
		case AddRouteControlType, RemoveRouteControlType:
			var msg RouteControlMsg
			var buf = make([]byte, msg.Len())
			buf[0] = ControlMsgType
			buf[1] = controlType
			reader.Read(buf[2:])
			if err = msg.Unmarshal(buf); err != nil {
				return
			}
			if msg.ControlType == AddRouteControlType {
				hub.AddRoute(msg.Id, msg.Type, id, nil)
			} else {
				hub.RemoveRoute(msg.Id, msg.Type)
			}
		case OfflineControlType:
			if err = hub.OfflineIncomingControlMsg(ControlMsgType, OfflineMsgType, reader); err != nil {
				return
			}
		}
	case RouteMsgType, TempRouteMsgType:
		var msg DeliverMsg
		if msg.To, msg.Carry, err = readRouteMsgBody(reader); err != nil {
			return
		}
		msg.MsgType = msgType
		hub.LocalDispatch(&msg)
	case OfflineMsgType:
		if err = hub.OfflineIncomingMsg(OfflineMsgType, reader); err != nil {
			return
		}
	default:
		err = UnknownMsg
	}
	return nil
}
Esempio n. 15
0
// readJSONErrorLine returns the error line returned by the log and
// logsink APIS.
func readJSONErrorLine(c *gc.C, reader *bufio.Reader) params.ErrorResult {
	line, err := reader.ReadSlice('\n')
	c.Assert(err, jc.ErrorIsNil)
	var errResult params.ErrorResult
	err = json.Unmarshal(line, &errResult)
	c.Assert(err, jc.ErrorIsNil)
	return errResult
}
Esempio n. 16
0
func (s *debugLogSuite) getErrorResult(c *gc.C, reader *bufio.Reader) params.ErrorResult {
	line, err := reader.ReadSlice('\n')
	c.Assert(err, gc.IsNil)
	var errResult params.ErrorResult
	err = json.Unmarshal(line, &errResult)
	c.Assert(err, gc.IsNil)
	return errResult
}
Esempio n. 17
0
func readFromClient(reader *bufio.Reader) (c ClientMessage, err error) {
	data, err := reader.ReadSlice('\n')
	if err != nil {
		return c, err
	}

	err = json.Unmarshal(data, &c)
	return c, err
}
Esempio n. 18
0
func readTerminatedInt(r *bufio.Reader, term byte) (int64, error) {
	buf, err := r.ReadSlice(term)
	if err != nil {
		return 0, err
	} else if len(buf) <= 1 {
		return 0, errors.New("bencode: empty integer field")
	}

	return strconv.ParseInt(string(buf[:len(buf)-1]), 10, 64)
}
Esempio n. 19
0
// Learned from net.textproto. One difference is that this one keeps the
// ending '\n' in the returned line. Buf if there's only CRLF in the line,
// return nil for the line.
func readContinuedLineSlice(r *bufio.Reader) ([]byte, error) {
	// feedly.com request headers contains things like:
	// "$Authorization.feedly: $FeedlyAuth\r\n", so we must test for only
	// continuation spaces.
	isspace := func(b byte) bool {
		return b == ' ' || b == '\t'
	}

	// Read the first line.
	line, err := r.ReadSlice('\n')
	if err != nil && err != io.EOF {
		return nil, err
	}

	// There are servers that use \n for line ending, so trim first before check ending.
	// For example, the 404 page for http://plan9.bell-labs.com/magic/man2html/1/2l
	trimmed := TrimSpace(line)
	if len(trimmed) == 0 {
		if len(line) > 2 {
			return nil, fmt.Errorf("malformed end of headers, len: %d, %#v", len(line), string(line))
		}
		return nil, nil
	}

	if isspace(line[0]) {
		return nil, fmt.Errorf("malformed header, start with space: %#v", string(line))
	}

	// Optimistically assume that we have started to buffer the next line
	// and it starts with an ASCII letter (the next header key), so we can
	// avoid copying that buffered data around in memory and skipping over
	// non-existent whitespace.
	if r.Buffered() > 0 {
		peek, err := r.Peek(1)
		if err == nil && !isspace(peek[0]) {
			return line, nil
		}
	}

	var buf []byte
	buf = append(buf, trimmed...)

	// Read continuation lines.
	for skipSpace(r) > 0 {
		line, err := r.ReadSlice('\n')
		if err != nil {
			break
		}
		buf = append(buf, ' ')
		buf = append(buf, TrimTrailingSpace(line)...)
	}
	buf = append(buf, '\r', '\n')
	return buf, nil
}
Esempio n. 20
0
func readLine(r *bufio.Reader) ([]byte, error) {
	p, err := r.ReadSlice('\n')
	if err != nil {
		return nil, err
	}
	i := len(p) - 2
	if i < 0 || p[i] != '\r' {
		return nil, protocolErr
	}
	return p[:i], nil
}
Esempio n. 21
0
func readLine(r *bufio.Reader) ([]byte, error) {
	line, err := r.ReadSlice('\n')
	if err != nil {
		return nil, errors.Trace(err)
	}
	if len(line) < 2 || line[len(line)-2] != '\r' { // \r\n
		return nil, errors.Errorf("invalid redis packet %v, err:%v", line, err)
	}

	return line, nil
}
Esempio n. 22
0
func ReadLine(rb *bufio.Reader) ([]byte, error) {
	p, err := rb.ReadSlice('\n')

	if err != nil {
		return nil, err
	}
	i := len(p) - 2
	if i < 0 || p[i] != '\r' {
		return nil, errLineFormat
	}
	return p[:i], nil
}
Esempio n. 23
0
// Send response body if header specifies chunked encoding. rdSize specifies
// the size of each read on Reader, it should be set to be the buffer size of
// the Reader, this parameter is added for testing.
func sendBodyChunked(w io.Writer, r *bufio.Reader) (err error) {
	// debug.Println("Sending chunked body")
	for {
		var s []byte
		// Read chunk size line, ignore chunk extension if any.
		if s, err = r.ReadSlice('\n'); err != nil {
			errl.Println("peek chunk size:", err)
			return
		}
		smid := bytes.IndexByte(s, ';')
		if smid == -1 {
			smid = len(s)
		} else {
			// use error log to find usage of chunk extension
			errl.Printf("got chunk extension: %s\n", s)
		}
		var size int64
		if size, err = ParseIntFromBytes(TrimSpace(s[:smid]), 16); err != nil {
			errl.Println("chunk size invalid:", err)
			return
		}
		/*
			if debug {
				// To debug getting malformed response status line with "0\r\n".
				if c, ok := w.(*clientConn); ok {
					debug.Printf("cli(%s) chunk size %d %#v\n", c.RemoteAddr(), size, string(s))
				}
			}
		*/
		if size == 0 {
			if err = skipCRLF(r); err != nil {
				return
			}
			if _, err = w.Write([]byte(chunkEnd)); err != nil {
				debug.Println("send chunk ending:", err)
			}
			return
		}
		if _, err = w.Write(s); err != nil {
			debug.Println("copy chunked header:", err)
			return
		}
		// RFC 2616 19.3 only suggest tolerating single LF for
		// headers, not for chunked encoding. So assume the server will send
		// CRLF. If not, the following parse int may find errors.
		total := size + 2 // total data size for this chunk, including ending CRLF
		// PeekSlice will not advance reader, so we can just copy total sized data.
		if _, err = io.CopyN(w, r, total); err != nil {
			debug.Println("copy chunked data:", err)
			return
		}
	}
}
Esempio n. 24
0
func (s *BlogSession) readline(b *bufio.Reader) (p []byte, err os.Error) {
	if p, err = b.ReadSlice('\n'); err != nil {
		return nil, err
	}
	var i int
	for i = len(p); i > 0; i-- {
		if c := p[i-1]; c != ' ' && c != '\r' && c != '\t' && c != '\n' {
			break
		}
	}
	return p[0:i], nil
}
Esempio n. 25
0
func NewDocument(in *bufio.Reader) *Document {
	this := &Document{make(map[NGram]int)}
	for sentance, err := in.ReadSlice('.'); err == nil; sentance, err = in.ReadSlice('.') {
		for ngram := range this.tokenize(sentance[:len(sentance)-1]) {
			if _, found := this.occurances[ngram]; !found {
				this.occurances[ngram] = 0
			}
			this.occurances[ngram] += 1
		}
	}
	return this
}
Esempio n. 26
0
// Read a line of bytes (up to \n) from b.
// Give up if the line exceeds the buffer size.
// The returned bytes are a pointer into storage in
// the bufio, so they are only valid until the next bufio read.
func readLine(b *bufio.Reader) (p []byte, err error) {
	if p, err = b.ReadSlice('\n'); err != nil {
		// We always know when EOF is coming.
		// If the caller asked for a line, there should be a line.
		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		} else if err == bufio.ErrBufferFull {
			err = ErrLineTooLong
		}
		return nil, err
	}
	return bytes.TrimRight(p, " \t\n\r"), nil
}
Esempio n. 27
0
// readHeader parses "[sha1-fooooo 1234]" from r and returns the
// number of bytes read (including the starting '[' and ending ']'),
// the blobref bytes (not necessarily valid) and the number as a
// uint32.
// The consumed count returned is only valid if err == nil.
// The returned digest slice is only valid until the next read from br.
func readHeader(br *bufio.Reader) (consumed int, digest []byte, size uint32, err error) {
	line, err := br.ReadSlice(']')
	if err != nil {
		return
	}
	const minSize = len("[b-c 0]")
	sp := bytes.IndexByte(line, ' ')
	size64, err := strutil.ParseUintBytes(line[sp+1:len(line)-1], 10, 32)
	if len(line) < minSize || line[0] != '[' || line[len(line)-1] != ']' || sp < 0 || err != nil {
		return 0, nil, 0, errors.New("diskpacked: invalid header reader")
	}
	return len(line), line[1:sp], uint32(size64), nil
}
Esempio n. 28
0
func (fi *FontInfo) init(file *bufio.Reader) (err error) {
	// Symbolic fonts don't specify ascender and descender, so default to reasonable numbers.
	fi.ascender = 750
	fi.descender = -188

	var line []byte
	line, err = file.ReadSlice('\n')
	for err == nil {
		if m := reStartCharMetrics.FindSubmatch(line); m != nil {
			fi.numGlyphs, _ = strconv.Atoi(string(m[1]))
			break
		} else if m := reFontName.FindSubmatch(line); m != nil {
			fi.fontName = strings.TrimSpace(string(m[1]))
		} else if m := reAscender.FindSubmatch(line); m != nil {
			fi.ascender, _ = strconv.Atoi(string(m[1]))
		} else if m := reFontBBox.FindSubmatch(line); m != nil {
			sa := strings.Split(strings.TrimSpace(string(m[1])), " ")
			for i, s := range sa {
				fi.fontBBox[i], _ = strconv.Atoi(s)
			}
		} else if m := reDescender.FindSubmatch(line); m != nil {
			fi.descender, _ = strconv.Atoi(string(m[1]))
		} else if m := reFamilyName.FindSubmatch(line); m != nil {
			fi.familyName = strings.TrimSpace(string(m[1]))
		} else if m := reIsFixedPitch.FindSubmatch(line); m != nil {
			fi.isFixedPitch = string(m[1]) == "true"
		} else if m := reItalicAngle.FindSubmatch(line); m != nil {
			fi.italicAngle, _ = strconv.ParseFloat(string(m[1]), 64)
		} else if m := reWeight.FindSubmatch(line); m != nil {
			fi.weight = strings.TrimSpace(string(m[1]))
		} else if m := reCapHeight.FindSubmatch(line); m != nil {
			fi.capHeight, _ = strconv.Atoi(string(m[1]))
		} else if m := reCopyright.FindSubmatch(line); m != nil {
			fi.copyright = strings.TrimSpace(string(m[1]))
		} else if m := reFullName.FindSubmatch(line); m != nil {
			fi.fullName = strings.TrimSpace(string(m[1]))
		} else if m := reStdVW.FindSubmatch(line); m != nil {
			fi.stdVW, _ = strconv.Atoi(string(m[1]))
		} else if m := reUnderlinePosition.FindSubmatch(line); m != nil {
			fi.underlinePosition, _ = strconv.Atoi(string(m[1]))
		} else if m := reUnderlineThickness.FindSubmatch(line); m != nil {
			fi.underlineThickness, _ = strconv.Atoi(string(m[1]))
		} else if m := reVersion.FindSubmatch(line); m != nil {
			fi.version = strings.TrimSpace(string(m[1]))
		} else if m := reXHeight.FindSubmatch(line); m != nil {
			fi.xHeight, _ = strconv.Atoi(string(m[1]))
		}
		line, err = file.ReadSlice('\n')
	}
	return
}
Esempio n. 29
0
func dumpobj(rd *bufio.Reader) {
	first := true
	gochar := byte(0)
	ver := goobj.GO1_1
	for {
		line, err := rd.ReadSlice('\n')
		if err != nil && err != bufio.ErrBufferFull {
			log.Fatal(err)
		}
		if len(line) == 2 && string(line) == "!\n" {
			break
		}
		if first {
			first = false
			// go object GOOS GOARCH VERSION
			words := strings.Fields(string(line))
			arch := words[3]
			switch arch {
			case "arm":
				gochar = '5'
			case "amd64":
				gochar = '6'
			case "386":
				gochar = '8'
			default:
				log.Printf("unrecognized object format %q", line)
				return
			}
			version := words[4]
			switch version {
			case "go1", "go1.0.1", "go1.0.2", "go1.0.3":
				ver = goobj.GO1
			}
		}
	}

	switch gochar {
	case '5':
		r5 := go5.NewReader(rd)
		r5.Version = ver
		dump(Reader5{r5})
	case '6':
		r6 := go6.NewReader(rd)
		r6.Version = ver
		dump(Reader6{r6})
	case '8':
		r8 := go8.NewReader(rd)
		r8.Version = ver
		dump(Reader8{r8})
	}
}
Esempio n. 30
0
func readUntilSeparator(r *bufio.Reader) ([]byte, error) {
	var content []byte
	for {
		line, err := r.ReadSlice('\n')
		if err != nil && err != bufio.ErrBufferFull {
			return nil, err
		}
		if len(line) == 3 && string(line) == "$$\n" {
			break
		}
		content = append(content, line...)
	}
	return content, nil
}