WIP: pass encoding to writers and readers

Author: Andrey Sidorov

lib/compile_binary_parser.js

@@ -132,11 +132,11 @@ function readCodeFor (field, config, options) {
     if (config.decimalNumbers) {
       return 'packet.parseLengthCodedFloat();';
     }
-    return 'packet.readLengthCodedString();';
+    return 'packet.readLengthCodedString("ascii");';
   case Types.GEOMETRY:
     return 'packet.parseGeometryValue();';
   case Types.JSON:
-    return 'JSON.parse(packet.readLengthCodedString());';
+    return 'JSON.parse(packet.readLengthCodedString("' + CharsetToEncoding[field.characterSet] + '"));';
   case Types.LONGLONG:
     if (!supportBigNumbers) {
       return unsigned ? 'packet.readInt64JSNumber();' : 'packet.readSInt64JSNumber();';

lib/connection.js

@@ -661,14 +661,14 @@ Connection.prototype.writeColumns = function (columns) {
   var connection = this;
   this.writePacket(Packets.ResultSetHeader.toPacket(columns.length));
   columns.forEach(function (column) {
-    connection.writePacket(Packets.ColumnDefinition.toPacket(column));
+    connection.writePacket(Packets.ColumnDefinition.toPacket(column, this.serverConfig.encoding));
   });
   this.writeEof();
 };
 
 // row is array of columns, not hash
 Connection.prototype.writeTextRow = function (column) {
-  this.writePacket(Packets.TextRow.toPacket(column));
+  this.writePacket(Packets.TextRow.toPacket(column, this.serverConfig.encoding));
 };
 
 Connection.prototype.writeTextResult = function (rows, columns) {