Sha256: 94f14ad4dfc6ca7418c53ff6b543d26921adfe19400e3c28800fa6d0b294289c
Contents?: true
Size: 1.42 KB
Versions: 36
Compression:
Stored size: 1.42 KB
Contents
'use strict'
var zlibpool = exports
var zlib = require('zlib')
var transport = require('../../../spdy-transport')
// TODO(indutny): think about it, why has it always been Z_SYNC_FLUSH here.
// It should be possible to manually flush stuff after the write instead
function createDeflate (version, compression) {
var deflate = zlib.createDeflate({
dictionary: transport.protocol.spdy.dictionary[version],
flush: zlib.Z_SYNC_FLUSH,
windowBits: 11,
level: compression ? zlib.Z_DEFAULT_COMPRESSION : zlib.Z_NO_COMPRESSION
})
// For node.js v0.8
deflate._flush = zlib.Z_SYNC_FLUSH
return deflate
}
function createInflate (version) {
var inflate = zlib.createInflate({
dictionary: transport.protocol.spdy.dictionary[version],
flush: zlib.Z_SYNC_FLUSH
})
// For node.js v0.8
inflate._flush = zlib.Z_SYNC_FLUSH
return inflate
}
function Pool (compression) {
this.compression = compression
this.pool = {
2: [],
3: [],
3.1: []
}
}
zlibpool.create = function create (compression) {
return new Pool(compression)
}
Pool.prototype.get = function get (version) {
if (this.pool[version].length > 0) {
return this.pool[version].pop()
} else {
var id = version
return {
version: version,
compress: createDeflate(id, this.compression),
decompress: createInflate(id)
}
}
}
Pool.prototype.put = function put (pair) {
this.pool[pair.version].push(pair)
}
Version data entries
36 entries across 35 versions & 12 rubygems