Code coverage report for lib/spdy-transport/protocol/http2/constants.js

# all files / lib/spdy-transport/protocol/http2/ constants.js

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     'use strict'

    var transport = require('../../../spdy-transport')
    var base = transport.protocol.base

    var util = require('util')
    var Buffer = require('buffer').Buffer

    exports.PREFACE_SIZE = 24
    exports.PREFACE = 'PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n'
    exports.PREFACE_BUFFER = new Buffer(exports.PREFACE)

    exports.PING_OPAQUE_SIZE = 8

    exports.FRAME_HEADER_SIZE = 9
    exports.INITIAL_MAX_FRAME_SIZE = 16384
    exports.ABSOLUTE_MAX_FRAME_SIZE = 16777215
    exports.HEADER_TABLE_SIZE = 4096
    exports.DEFAULT_MAX_HEADER_LIST_SIZE = 80 * 1024  // as in http_parser
    exports.MAX_INITIAL_WINDOW_SIZE = 2147483647

    exports.DEFAULT_WEIGHT = 16

    exports.MAX_CONCURRENT_STREAMS = Infinity

    exports.frameType = {
      DATA: 0,
      HEADERS: 1,
      PRIORITY: 2,
      RST_STREAM: 3,
      SETTINGS: 4,
      PUSH_PROMISE: 5,
      PING: 6,
      GOAWAY: 7,
      WINDOW_UPDATE: 8,
      CONTINUATION: 9,

      // Custom
      X_FORWARDED_FOR: 0xde
    }

    exports.flags = {
      ACK: 0x01,  // SETTINGS-only
      END_STREAM: 0x01,
      END_HEADERS: 0x04,
      PADDED: 0x08,
      PRIORITY: 0x20
    }

    exports.settings = {
      SETTINGS_HEADER_TABLE_SIZE: 0x01,
      SETTINGS_ENABLE_PUSH: 0x02,
      SETTINGS_MAX_CONCURRENT_STREAMS: 0x03,
      SETTINGS_INITIAL_WINDOW_SIZE: 0x04,
      SETTINGS_MAX_FRAME_SIZE: 0x05,
      SETTINGS_MAX_HEADER_LIST_SIZE: 0x06
    }

    exports.settingsIndex = [
      null,
      'header_table_size',
      'enable_push',
      'max_concurrent_streams',
      'initial_window_size',
      'max_frame_size',
      'max_header_list_size'
    ]

    exports.error = {
      OK: 0,
      NO_ERROR: 0,

      PROTOCOL_ERROR: 1,
      INTERNAL_ERROR: 2,
      FLOW_CONTROL_ERROR: 3,
      SETTINGS_TIMEOUT: 4,

      STREAM_CLOSED: 5,
      INVALID_STREAM: 5,

      FRAME_SIZE_ERROR: 6,
      REFUSED_STREAM: 7,
      CANCEL: 8,
      COMPRESSION_ERROR: 9,
      CONNECT_ERROR: 10,
      ENHANCE_YOUR_CALM: 11,
      INADEQUATE_SECURITY: 12,
      HTTP_1_1_REQUIRED: 13
    }
    exports.errorByCode = base.utils.reverse(exports.error)

    exports.DEFAULT_WINDOW = 64 * 1024 - 1

    exports.goaway = exports.error
    exports.goawayByCode = util._extend({}, exports.errorByCode)
    exports.goawayByCode[0] = 'OK'