53 lines
2.0 KiB
JavaScript
53 lines
2.0 KiB
JavaScript
|
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(new Buffer(this.database));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|