From b60df56157ee1fd0bd4938799bac05a62fda91a1 Mon Sep 17 00:00:00 2001
From: lookshe <github@lookshe.org>
Date: Sat, 14 Mar 2015 20:45:20 +0100
Subject: initial commit from working version

---
 .../node_modules/ws/src/bufferutil.cc              | 117 +++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/src/bufferutil.cc

(limited to 'signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/src/bufferutil.cc')

diff --git a/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/src/bufferutil.cc b/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/src/bufferutil.cc
new file mode 100644
index 0000000..7f99bd6
--- /dev/null
+++ b/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/src/bufferutil.cc
@@ -0,0 +1,117 @@
+/*!
+ * ws: a node.js websocket client
+ * Copyright(c) 2011 Einar Otto Stangvik <einaros@gmail.com>
+ * MIT Licensed
+ */
+
+#include <v8.h>
+#include <node.h>
+#include <node_buffer.h>
+#include <node_object_wrap.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+#include <stdio.h>
+#include "nan.h"
+
+using namespace v8;
+using namespace node;
+
+class BufferUtil : public ObjectWrap
+{
+public:
+
+  static void Initialize(v8::Handle<v8::Object> target)
+  {
+    NanScope();
+    Local<FunctionTemplate> t = NanNew<FunctionTemplate>(New);
+    t->InstanceTemplate()->SetInternalFieldCount(1);
+    NODE_SET_METHOD(t, "unmask", BufferUtil::Unmask);
+    NODE_SET_METHOD(t, "mask", BufferUtil::Mask);
+    NODE_SET_METHOD(t, "merge", BufferUtil::Merge);
+    target->Set(NanSymbol("BufferUtil"), t->GetFunction());
+  }
+
+protected:
+
+  static NAN_METHOD(New)
+  {
+    NanScope();
+    BufferUtil* bufferUtil = new BufferUtil();
+    bufferUtil->Wrap(args.This());
+    NanReturnValue(args.This());
+  }
+
+  static NAN_METHOD(Merge)
+  {
+    NanScope();
+    Local<Object> bufferObj = args[0]->ToObject();
+    char* buffer = Buffer::Data(bufferObj);
+    Local<Array> array = Local<Array>::Cast(args[1]);
+    unsigned int arrayLength = array->Length();
+    size_t offset = 0;
+    unsigned int i;
+    for (i = 0; i < arrayLength; ++i) {
+      Local<Object> src = array->Get(i)->ToObject();
+      size_t length = Buffer::Length(src);
+      memcpy(buffer + offset, Buffer::Data(src), length);
+      offset += length;
+    }
+    NanReturnValue(NanTrue());
+  }
+
+  static NAN_METHOD(Unmask)
+  {
+    NanScope();
+    Local<Object> buffer_obj = args[0]->ToObject();
+    size_t length = Buffer::Length(buffer_obj);
+    Local<Object> mask_obj = args[1]->ToObject();
+    unsigned int *mask = (unsigned int*)Buffer::Data(mask_obj);
+    unsigned int* from = (unsigned int*)Buffer::Data(buffer_obj);
+    size_t len32 = length / 4;
+    unsigned int i;
+    for (i = 0; i < len32; ++i) *(from + i) ^= *mask;
+    from += i;
+    switch (length % 4) {
+      case 3: *((unsigned char*)from+2) = *((unsigned char*)from+2) ^ ((unsigned char*)mask)[2];
+      case 2: *((unsigned char*)from+1) = *((unsigned char*)from+1) ^ ((unsigned char*)mask)[1];
+      case 1: *((unsigned char*)from  ) = *((unsigned char*)from  ) ^ ((unsigned char*)mask)[0];
+      case 0:;
+    }
+    NanReturnValue(NanTrue());
+  }
+
+  static NAN_METHOD(Mask)
+  {
+    NanScope();
+    Local<Object> buffer_obj = args[0]->ToObject();
+    Local<Object> mask_obj = args[1]->ToObject();
+    unsigned int *mask = (unsigned int*)Buffer::Data(mask_obj);
+    Local<Object> output_obj = args[2]->ToObject();
+    unsigned int dataOffset = args[3]->Int32Value();
+    unsigned int length = args[4]->Int32Value();
+    unsigned int* to = (unsigned int*)(Buffer::Data(output_obj) + dataOffset);
+    unsigned int* from = (unsigned int*)Buffer::Data(buffer_obj);
+    unsigned int len32 = length / 4;
+    unsigned int i;
+    for (i = 0; i < len32; ++i) *(to + i) = *(from + i) ^ *mask;
+    to += i;
+    from += i;
+    switch (length % 4) {
+      case 3: *((unsigned char*)to+2) = *((unsigned char*)from+2) ^ *((unsigned char*)mask+2);
+      case 2: *((unsigned char*)to+1) = *((unsigned char*)from+1) ^ *((unsigned char*)mask+1);
+      case 1: *((unsigned char*)to  ) = *((unsigned char*)from  ) ^ *((unsigned char*)mask);
+      case 0:;
+    }
+    NanReturnValue(NanTrue());
+  }
+};
+
+extern "C" void init (Handle<Object> target)
+{
+  NanScope();
+  BufferUtil::Initialize(target);
+}
+
+NODE_MODULE(bufferutil, init)
+
-- 
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