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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,10 +1,9 @@ | ||
| /*! | ||
| * ws: a node.js websocket client | ||
| * Copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * wslite: simple, pure node.js websocket library | ||
| * Copyright 2012, Jeremy Debate | ||
| * Based on ws, copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * MIT Licensed | ||
| */ | ||
|
|
||
| module.exports = require('./lib/WebSocket'); | ||
| module.exports.Server = require('./lib/WebSocketServer'); | ||
| module.exports.Sender = require('./lib/Sender'); | ||
| module.exports.Receiver = require('./lib/Receiver'); | ||
| module.exports.Server = require('./lib/WebSocketServer'); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,59 +1,64 @@ | ||
| /*! | ||
| * ws: a node.js websocket client | ||
| * Copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * wslite: simple, pure node.js websocket library | ||
| * Copyright 2012, Jeremy Debate | ||
| * Based on ws, copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * MIT Licensed | ||
| */ | ||
|
|
||
| var util = require('util'); | ||
|
|
||
| function BufferPool(initialSize, growStrategy, shrinkStrategy) { | ||
| if (typeof initialSize === 'function') { | ||
| shrinkStrategy = growStrategy; | ||
| growStrategy = initialSize; | ||
| initialSize = 0; | ||
| } | ||
| else if (typeof initialSize === 'undefined') { | ||
| initialSize = 0; | ||
| } | ||
| this._growStrategy = (growStrategy || function(db, size) { | ||
| return db.used + size; | ||
| }).bind(null, this); | ||
| this._shrinkStrategy = (shrinkStrategy || function(db) { | ||
| return initialSize; | ||
| }).bind(null, this); | ||
| this._buffer = new Buffer(initialSize); | ||
| this._offset = 0; | ||
| this._used = 0; | ||
| this._changeFactor = 0; | ||
| this.__defineGetter__('size', function(){ | ||
| return this._buffer == null ? 0 : this._buffer.length; | ||
| }); | ||
| this.__defineGetter__('used', function(){ | ||
| return this._used; | ||
| }); | ||
| if (typeof initialSize === 'function') { | ||
| shrinkStrategy = growStrategy; | ||
| growStrategy = initialSize; | ||
| initialSize = 0; | ||
| } | ||
| else if (typeof initialSize === 'undefined') { | ||
| initialSize = 0; | ||
| } | ||
| this._growStrategy = (growStrategy || | ||
| function(db, size) { | ||
| return db.used + size; | ||
| }).bind(null, this); | ||
| this._shrinkStrategy = (shrinkStrategy || | ||
| function(db) { | ||
| return initialSize; | ||
| }).bind(null, this); | ||
| this._buffer = new Buffer(initialSize); | ||
| this._offset = 0; | ||
| this._used = 0; | ||
| this._changeFactor = 0; | ||
| this.__defineGetter__('size', | ||
| function() { | ||
| return this._buffer == null ? 0: this._buffer.length; | ||
| }); | ||
| this.__defineGetter__('used', | ||
| function() { | ||
| return this._used; | ||
| }); | ||
| } | ||
|
|
||
| BufferPool.prototype.get = function(length) { | ||
| if (this._buffer == null || this._offset + length > this._buffer.length) { | ||
| var newBuf = new Buffer(this._growStrategy(length)); | ||
| this._buffer = newBuf; | ||
| this._offset = 0; | ||
| } | ||
| this._used += length; | ||
| var buf = this._buffer.slice(this._offset, this._offset + length); | ||
| this._offset += length; | ||
| return buf; | ||
| if (this._buffer == null || this._offset + length > this._buffer.length) { | ||
| var newBuf = new Buffer(this._growStrategy(length)); | ||
| this._buffer = newBuf; | ||
| this._offset = 0; | ||
| } | ||
| this._used += length; | ||
| var buf = this._buffer.slice(this._offset, this._offset + length); | ||
| this._offset += length; | ||
| return buf; | ||
| } | ||
|
|
||
| BufferPool.prototype.reset = function(forceNewBuffer) { | ||
| var len = this._shrinkStrategy(); | ||
| if (len < this.size) this._changeFactor -= 1; | ||
| if (forceNewBuffer || this._changeFactor < -2) { | ||
| this._changeFactor = 0; | ||
| this._buffer = len ? new Buffer(len) : null; | ||
| } | ||
| this._offset = 0; | ||
| this._used = 0; | ||
| var len = this._shrinkStrategy(); | ||
| if (len < this.size) this._changeFactor -= 1; | ||
| if (forceNewBuffer || this._changeFactor < -2) { | ||
| this._changeFactor = 0; | ||
| this._buffer = len ? new Buffer(len) : null; | ||
| } | ||
| this._offset = 0; | ||
| this._used = 0; | ||
| } | ||
|
|
||
| module.exports = BufferPool; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,19 +1,17 @@ | ||
| /*! | ||
| * ws: a node.js websocket client | ||
| * Copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * wslite: simple, pure node.js websocket library | ||
| * Copyright 2012, Jeremy Debate | ||
| * Based on ws, copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * MIT Licensed | ||
| */ | ||
|
|
||
| /** | ||
| * Node version 0.4 and 0.6 compatibility | ||
| */ | ||
|
|
||
| try { | ||
| module.exports = require('../build/Release/bufferutil'); | ||
| } catch (e) { try { | ||
| module.exports = require('../build/default/bufferutil'); | ||
| } catch (e) { | ||
| console.error('bufferutil.node has either not been built (run make),'); | ||
| console.error('or your node install has changed architecture (run make clean && make).') | ||
| throw e; | ||
| }} | ||
| module.exports = require('../../../bin/bufferutil'); | ||
| } catch(e) { | ||
| try { | ||
| module.exports = require('./BufferUtilNative.js'); | ||
| } catch(e) { | ||
| console.error("Could not load binary or native buffer util!"); | ||
| throw e; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| /*! | ||
| * wslite: simple, pure node.js websocket library | ||
| * Copyright 2012, Jeremy Debate | ||
| * Based on ws, copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * MIT Licensed | ||
| */ | ||
|
|
||
| module.exports.BufferUtil = { | ||
| merge: function(mergedBuffer, buffers) { | ||
| var offset = 0; | ||
| for (var i = 0, l = buffers.length; i < l; ++i) { | ||
| var buf = buffers[i]; | ||
| buf.copy(mergedBuffer, offset); | ||
| offset += buf.length; | ||
| } | ||
| }, | ||
| mask: function(source, mask, output, offset, length) { | ||
| var maskNum = mask.readUInt32LE(0, true); | ||
| var i = 0; | ||
| for (; i < length - 3; i += 4) { | ||
| output.writeUInt32LE(maskNum ^ source.readUInt32LE(i, true), offset + i, true); | ||
| } | ||
| switch (length % 4) { | ||
| case 3: | ||
| output[offset + i + 2] = source[i + 2] ^ mask[2]; | ||
| case 2: | ||
| output[offset + i + 1] = source[i + 1] ^ mask[1]; | ||
| case 1: | ||
| output[offset + i] = source[i] ^ mask[0]; | ||
| case 0: | ||
| ; | ||
| } | ||
| }, | ||
| unmask: function(data, mask) { | ||
| var maskNum = mask.readUInt32LE(0, true); | ||
| for (var i = 0, ll = data.length; i < ll; i += 4) { | ||
| data.writeUInt32LE(maskNum ^ data.readUInt32LE(i, true), i, true); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,23 +1,24 @@ | ||
| /*! | ||
| * ws: a node.js websocket client | ||
| * Copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * wslite: simple, pure node.js websocket library | ||
| * Copyright 2012, Jeremy Debate | ||
| * Based on ws, copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com> | ||
| * MIT Licensed | ||
| */ | ||
|
|
||
| module.exports = { | ||
| isValidErrorCode: function(code) { | ||
| return (code >= 1000 && code <= 1010 && code != 1004 && code != 1005 && code != 1006) || | ||
| (code >= 3000 && code <= 4999); | ||
| }, | ||
| 1000: 'normal', | ||
| 1001: 'going away', | ||
| 1002: 'protocol error', | ||
| 1003: 'unsupported data', | ||
| 1004: 'reserved', | ||
| 1005: 'reserved for extensions', | ||
| 1006: 'reserved for extensions', | ||
| 1007: 'inconsistent or invalid data', | ||
| 1008: 'policy violation', | ||
| 1009: 'message too big', | ||
| 1010: 'extension handshake missing', | ||
| isValidErrorCode: function(code) { | ||
| return (code >= 1000 && code <= 1010 && code != 1004 && code != 1005 && code != 1006) || | ||
| (code >= 3000 && code <= 4999); | ||
| }, | ||
| 1000: 'normal', | ||
| 1001: 'going away', | ||
| 1002: 'protocol error', | ||
| 1003: 'unsupported data', | ||
| 1004: 'reserved', | ||
| 1005: 'reserved for extensions', | ||
| 1006: 'reserved for extensions', | ||
| 1007: 'inconsistent or invalid data', | ||
| 1008: 'policy violation', | ||
| 1009: 'message too big', | ||
| 1010: 'extension handshake missing', | ||
| }; |
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