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Diffstat (limited to 'signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/lib/BufferUtil.fallback.js')
-rw-r--r--signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/lib/BufferUtil.fallback.js47
1 files changed, 47 insertions, 0 deletions
diff --git a/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/lib/BufferUtil.fallback.js b/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/lib/BufferUtil.fallback.js
new file mode 100644
index 0000000..508542c
--- /dev/null
+++ b/signaling-server/node_modules/socket.io/node_modules/socket.io-client/node_modules/ws/lib/BufferUtil.fallback.js
@@ -0,0 +1,47 @@
+/*!
+ * ws: a node.js websocket client
+ * 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) {
+ var num = maskNum ^ source.readUInt32LE(i, true);
+ if (num < 0) num = 4294967296 + num;
+ output.writeUInt32LE(num, 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);
+ var length = data.length;
+ var i = 0;
+ for (; i < length - 3; i += 4) {
+ var num = maskNum ^ data.readUInt32LE(i, true);
+ if (num < 0) num = 4294967296 + num;
+ data.writeUInt32LE(num, i, true);
+ }
+ switch (length % 4) {
+ case 3: data[i + 2] = data[i + 2] ^ mask[2];
+ case 2: data[i + 1] = data[i + 1] ^ mask[1];
+ case 1: data[i] = data[i] ^ mask[0];
+ case 0:;
+ }
+ }
+}