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node-task/node_modules/mysql2/lib/packets/index.js

69 lines
2.0 KiB
JavaScript

"binlog_dump register_slave ssl_request handshake handshake_response query resultset_header column_definition text_row binary_row prepare_statement prepared_statement_header execute".split(' ').forEach(function(name) {
var ctor = require('./' + name);
module.exports[ctor.name] = ctor;
// monkey-patch it to include name if debug is on
if (process.env.NODE_DEBUG) {
if (ctor.prototype.toPacket) {
var old = ctor.prototype.toPacket;
ctor.prototype.toPacket = function() {
var p = old.call(this);
p._name = ctor.name;
return p;
}
}
}
});
// simple packets:
var Packet = require('./packet');
module.exports.OK = function OK() {
};
module.exports.OK.toPacket = function(args) {
var length = 5 + Packet.lengthCodedNumberLength(args.affectedRows);
if (args.insertId)
length += Packet.lengthCodedNumberLength(args.insertId);
var buffer = new Buffer(length);
var packet = new Packet(0, buffer);
packet.offset = 4;
packet.writeInt8(0);
packet.writeLengthCodedNumber(args.affectedRows);
if (args.insertId)
packet.writeLengthCodedNumber(args.insertId);
packet._name = "OK";
return packet;
};
// warnings, statusFlags
module.exports.EOF = function EOF() {
};
module.exports.EOF.toPacket = function(warnings, statusFlags) {
if (typeof warnings == 'undefined')
warnings = 0;
if (typeof statusFlags == 'undefined')
statusFlags = 0;
var packet = new Packet(0, new Buffer(9));
packet.offset = 4;
packet.writeInt8(0xfe);
packet.writeInt16(warnings);
packet.writeInt16(statusFlags);
packet._name = "EOF";
return packet;
};
module.exports.Error = function Error() {
};
module.exports.Error.toPacket = function(args) {
var packet = new Packet(0, new Buffer(13 + Buffer.byteLength(args.message, 'utf8')));
packet.offset = 4;
packet.writeInt8(0xff);
packet.writeInt16(args.code);
packet.writeString('#_____');
packet.writeString(args.message);
packet._name = "Error";
return packet;
};