MeshCentral/rdp/protocol/pdu/lic.js

309 lines
9.8 KiB
JavaScript

/*
* Copyright (c) 2014-2015 Sylvain Peyrefitte
*
* This file is part of node-rdpjs.
*
* node-rdpjs is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
var type = require('../../core').type;
var MessageType = {
LICENSE_REQUEST : 0x01,
PLATFORM_CHALLENGE : 0x02,
NEW_LICENSE : 0x03,
UPGRADE_LICENSE : 0x04,
LICENSE_INFO : 0x12,
NEW_LICENSE_REQUEST : 0x13,
PLATFORM_CHALLENGE_RESPONSE : 0x15,
ERROR_ALERT : 0xFF
};
/**
* @see http://msdn.microsoft.com/en-us/library/cc240482.aspx
*/
var ErrorCode = {
ERR_INVALID_SERVER_CERTIFICATE : 0x00000001,
ERR_NO_LICENSE : 0x00000002,
ERR_INVALID_SCOPE : 0x00000004,
ERR_NO_LICENSE_SERVER : 0x00000006,
STATUS_VALID_CLIENT : 0x00000007,
ERR_INVALID_CLIENT : 0x00000008,
ERR_INVALID_PRODUCTID : 0x0000000B,
ERR_INVALID_MESSAGE_LEN : 0x0000000C,
ERR_INVALID_MAC : 0x00000003
};
/**
* @see http://msdn.microsoft.com/en-us/library/cc240482.aspx
*/
var StateTransition = {
ST_TOTAL_ABORT : 0x00000001,
ST_NO_TRANSITION : 0x00000002,
ST_RESET_PHASE_TO_START : 0x00000003,
ST_RESEND_LAST_MESSAGE : 0x00000004
};
/**
* @see http://msdn.microsoft.com/en-us/library/cc240481.aspx
*/
var BinaryBlobType = {
BB_ANY_BLOB : 0x0000,
BB_DATA_BLOB : 0x0001,
BB_RANDOM_BLOB : 0x0002,
BB_CERTIFICATE_BLOB : 0x0003,
BB_ERROR_BLOB : 0x0004,
BB_ENCRYPTED_DATA_BLOB : 0x0009,
BB_KEY_EXCHG_ALG_BLOB : 0x000D,
BB_SCOPE_BLOB : 0x000E,
BB_CLIENT_USER_NAME_BLOB : 0x000F,
BB_CLIENT_MACHINE_NAME_BLOB : 0x0010
};
var Preambule = {
PREAMBLE_VERSION_2_0 : 0x2,
PREAMBLE_VERSION_3_0 : 0x3,
EXTENDED_ERROR_MSG_SUPPORTED : 0x80
};
/**
* Binary blob to emcompass license information
* @see http://msdn.microsoft.com/en-us/library/cc240481.aspx
* @param blobType {BinaryBlobType.*}
* @returns {type.Component}
*/
function licenseBinaryBlob(blobType) {
blobType = blobType || BinaryBlobType.BB_ANY_BLOB;
var self = {
wBlobType : new type.UInt16Le(blobType, { constant : (blobType === BinaryBlobType.BB_ANY_BLOB)?false:true }),
wBlobLen : new type.UInt16Le(function() {
return self.blobData.size();
}),
blobData : new type.BinaryString(null, { readLength : new type.CallableValue(function() {
return self.wBlobLen.value;
})})
};
return new type.Component(self);
}
/**
* Error message in license PDU automata
* @see http://msdn.microsoft.com/en-us/library/cc240482.aspx
* @param opt {object} type options
* @returns {type.Component}
*/
function licensingErrorMessage(opt) {
var self = {
__TYPE__ : MessageType.ERROR_ALERT,
dwErrorCode : new type.UInt32Le(),
dwStateTransition : new type.UInt32Le(),
blob : licenseBinaryBlob(BinaryBlobType.BB_ANY_BLOB)
};
return new type.Component(self, opt);
}
/**
* License product informations
* @see http://msdn.microsoft.com/en-us/library/cc241915.aspx
* @returns {type.Component}
*/
function productInformation() {
var self = {
dwVersion : new type.UInt32Le(),
cbCompanyName : new type.UInt32Le(function() {
return self.pbCompanyName.size();
}),
// may contain "Microsoft Corporation" from server microsoft
pbCompanyName : new type.BinaryString(Buffer.from('Microsoft Corporation', 'ucs2'), { readLength : new type.CallableValue(function() {
return self.cbCompanyName.value;
})}),
cbProductId : new type.UInt32Le(function() {
return self.pbProductId.size();
}),
// may contain "A02" from microsoft license server
pbProductId : new type.BinaryString(Buffer.from('A02', 'ucs2'), { readLength : new type.CallableValue(function() {
return self.cbProductId.value;
})})
};
return new type.Component(self);
}
/**
* Use in license negotiation
* @see http://msdn.microsoft.com/en-us/library/cc241917.aspx
* @returns {type.Component}
*/
function scope() {
var self = {
scope : licenseBinaryBlob(BinaryBlobType.BB_SCOPE_BLOB)
};
return new type.Component(self);
}
/**
* @see http://msdn.microsoft.com/en-us/library/cc241916.aspx
* @returns {type.Component}
*/
function scopeList() {
var self = {
scopeCount : new type.UInt32Le(function() {
return self.scopeArray.length;
}),
scopeArray : new type.Factory(function(s) {
self.scopeArray = new type.Component([]);
for(var i = 0; i < self.scopeCount.value; i++) {
self.scopeArray.obj.push(scope().read(s));
}
})
};
return new type.Component(self);
}
/**
* @see http://msdn.microsoft.com/en-us/library/cc241914.aspx
* @param opt {object} type options
* @returns {type.Component}
*/
function serverLicenseRequest(opt) {
var self = {
__TYPE__ : MessageType.LICENSE_REQUEST,
serverRandom : new type.BinaryString(Buffer.from(Array(32 + 1).join('\x00')), { readLength : new type.CallableValue(32) } ),
productInfo : productInformation(),
keyExchangeList : licenseBinaryBlob(BinaryBlobType.BB_KEY_EXCHG_ALG_BLOB),
serverCertificate : licenseBinaryBlob(BinaryBlobType.BB_CERTIFICATE_BLOB),
scopeList : scopeList()
};
return new type.Component(self, opt);
}
/**
* @see http://msdn.microsoft.com/en-us/library/cc241918.aspx
* @param opt {object} type options
* @returns {type.Component}
*/
function clientNewLicenseRequest(opt) {
var self = {
__TYPE__ : MessageType.NEW_LICENSE_REQUEST,
preferredKeyExchangeAlg : new type.UInt32Le(0x00000001, { constant : true }),
// pure microsoft client ;-)
// http://msdn.microsoft.com/en-us/library/1040af38-c733-4fb3-acd1-8db8cc979eda#id10
platformId : new type.UInt32Le(0x04000000 | 0x00010000),
clientRandom : new type.BinaryString(Buffer.from(Array(32 + 1).join('\x00')), { readLength : new type.CallableValue(32) }),
encryptedPreMasterSecret : licenseBinaryBlob(BinaryBlobType.BB_RANDOM_BLOB),
ClientUserName : licenseBinaryBlob(BinaryBlobType.BB_CLIENT_USER_NAME_BLOB),
ClientMachineName : licenseBinaryBlob(BinaryBlobType.BB_CLIENT_MACHINE_NAME_BLOB)
};
return new type.Component(self, opt);
}
/**
* @see http://msdn.microsoft.com/en-us/library/cc241921.aspx
* @param opt {object} type options
* @returns {type.Component}
*/
function serverPlatformChallenge(opt) {
var self = {
__TYPE__ : MessageType.PLATFORM_CHALLENGE,
connectFlags : new type.UInt32Le(),
encryptedPlatformChallenge : licenseBinaryBlob(BinaryBlobType.BB_ANY_BLOB),
MACData : new type.BinaryString(Buffer.from(Array(16 + 1).join('\x00')), { readLength : new type.CallableValue(16) })
};
return new type.Component(self, opt);
}
/**
* @see http://msdn.microsoft.com/en-us/library/cc241922.aspx
* @param opt {object} type options
* @returns {type.Component}
*/
function clientPLatformChallengeResponse(opt) {
var self = {
__TYPE__ : MessageType.PLATFORM_CHALLENGE_RESPONSE,
encryptedPlatformChallengeResponse : licenseBinaryBlob(BinaryBlobType.BB_DATA_BLOB),
encryptedHWID : licenseBinaryBlob(BinaryBlobType.BB_DATA_BLOB),
MACData : new type.BinaryString(Buffer.from(Array(16 + 1).join('\x00'), 'binary'), { readLength : new type.CallableValue(16) })
};
return new type.Component(self, opt);
};
/**
* Global license packet
* @param packet {type.* | null} send packet
* @returns {type.Component}
*/
function licensePacket(message) {
var self = {
bMsgtype : new type.UInt8(function() {
return self.licensingMessage.obj.__TYPE__;
}),
flag : new type.UInt8(Preambule.PREAMBLE_VERSION_3_0),
wMsgSize : new type.UInt16Le(function() {
return new type.Component(self).size();
}),
licensingMessage : message || new type.Factory(function(s) {
switch(self.bMsgtype.value) {
case MessageType.ERROR_ALERT:
self.licensingMessage = licensingErrorMessage({ readLength : new type.CallableValue(function() {
return self.wMsgSize.value - 4;
})}).read(s);
break;
case MessageType.LICENSE_REQUEST:
self.licensingMessage = serverLicenseRequest({ readLength : new type.CallableValue(function() {
return self.wMsgSize.value - 4;
})}).read(s);
break;
case MessageType.NEW_LICENSE_REQUEST:
self.licensingMessage = clientNewLicenseRequest({ readLength : new type.CallableValue(function() {
return self.wMsgSize.value - 4;
})}).read(s);
break;
case MessageType.PLATFORM_CHALLENGE:
self.licensingMessage = serverPlatformChallenge({ readLength : new type.CallableValue(function() {
return self.wMsgSize.value - 4;
})}).read(s);
break;
case MessageType.PLATFORM_CHALLENGE_RESPONSE:
self.licensingMessage = clientPLatformChallengeResponse({ readLength : new type.CallableValue(function() {
return self.wMsgSize.value - 4;
})}).read(s);
break;
default:
log.error('unknown license message type ' + self.bMsgtype.value);
}
})
};
return new type.Component(self);
}
/**
* Module exports
*/
module.exports = {
MessageType : MessageType,
ErrorCode : ErrorCode,
StateTransition : StateTransition,
licensePacket : licensePacket,
clientNewLicenseRequest : clientNewLicenseRequest,
clientPLatformChallengeResponse : clientPLatformChallengeResponse
};