Initial commit

node_modules/mysql/lib/protocol/packets/ClientAuthenticationPacket.js

@@ -0,0 +1,54 @@
+var Buffer = require('safe-buffer').Buffer;
+
+module.exports = ClientAuthenticationPacket;
+function ClientAuthenticationPacket(options) {
+  options = options || {};
+
+  this.clientFlags   = options.clientFlags;
+  this.maxPacketSize = options.maxPacketSize;
+  this.charsetNumber = options.charsetNumber;
+  this.filler        = undefined;
+  this.user          = options.user;
+  this.scrambleBuff  = options.scrambleBuff;
+  this.database      = options.database;
+  this.protocol41    = options.protocol41;
+}
+
+ClientAuthenticationPacket.prototype.parse = function(parser) {
+  if (this.protocol41) {
+    this.clientFlags   = parser.parseUnsignedNumber(4);
+    this.maxPacketSize = parser.parseUnsignedNumber(4);
+    this.charsetNumber = parser.parseUnsignedNumber(1);
+    this.filler        = parser.parseFiller(23);
+    this.user          = parser.parseNullTerminatedString();
+    this.scrambleBuff  = parser.parseLengthCodedBuffer();
+    this.database      = parser.parseNullTerminatedString();
+  } else {
+    this.clientFlags   = parser.parseUnsignedNumber(2);
+    this.maxPacketSize = parser.parseUnsignedNumber(3);
+    this.user          = parser.parseNullTerminatedString();
+    this.scrambleBuff  = parser.parseBuffer(8);
+    this.database      = parser.parseLengthCodedBuffer();
+  }
+};
+
+ClientAuthenticationPacket.prototype.write = function(writer) {
+  if (this.protocol41) {
+    writer.writeUnsignedNumber(4, this.clientFlags);
+    writer.writeUnsignedNumber(4, this.maxPacketSize);
+    writer.writeUnsignedNumber(1, this.charsetNumber);
+    writer.writeFiller(23);
+    writer.writeNullTerminatedString(this.user);
+    writer.writeLengthCodedBuffer(this.scrambleBuff);
+    writer.writeNullTerminatedString(this.database);
+  } else {
+    writer.writeUnsignedNumber(2, this.clientFlags);
+    writer.writeUnsignedNumber(3, this.maxPacketSize);
+    writer.writeNullTerminatedString(this.user);
+    writer.writeBuffer(this.scrambleBuff);
+    if (this.database && this.database.length) {
+      writer.writeFiller(1);
+      writer.writeBuffer(Buffer.from(this.database));
+    }
+  }
+};