ipp

var Decoder = &decoder.StreamDecoder{
	Type:        types.Type_NC_IPP,
	Name:        serviceIPP,
	Description: "IPP is the Internet Printing Protocol used for managing print jobs and printer status over HTTP",
	PostInit: func(d *decoder.StreamDecoder) error {
		var err error
		ippLog, _, err = logging.InitZapLogger(
			decoderconfig.Instance.Out,
			"ipp",
			decoderconfig.Instance.Debug,
		)
		return err
	},
	CanDecode: func(client, server []byte) bool {

		if len(client) > 0 {

			if bytes.Contains(client, []byte("POST /ipp")) ||
				bytes.Contains(client, []byte("POST /printers")) {
				return true
			}

			if bytes.Contains(client, []byte("application/ipp")) {
				return true
			}
		}

		if len(server) > 0 {
			if bytes.Contains(server, []byte("application/ipp")) {
				return true
			}

			if idx := bytes.Index(server, []byte("\r\n\r\n")); idx >= 0 {
				body := server[idx+4:]
				if len(body) >= 4 && (body[0] == 0x01 || body[0] == 0x02) && body[1] <= 0x01 {
					return true
				}
			}
		}
		return false
	},
	DeInit: func(sd *decoder.StreamDecoder) error {
		return ippLog.Sync()
	},
	Factory: &ippReader{},
	Typ:     core.TCP,
}