mirror of
https://github.com/Ylianst/MeshCentral.git
synced 2024-11-27 02:04:30 +03:00
417 lines
18 KiB
JavaScript
417 lines
18 KiB
JavaScript
/*
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Copyright 2018-2019 Intel Corporation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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var Q = require('queue');
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function amt_heci() {
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var emitterUtils = require('events').inherits(this);
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emitterUtils.createEvent('error');
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var heci = require('heci');
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this._ObjectID = "pthi";
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this._rq = new Q();
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this._setupPTHI = function _setupPTHI()
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{
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this._amt = heci.create();
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this._amt.BiosVersionLen = 65;
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this._amt.UnicodeStringLen = 20;
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this._amt.Parent = this;
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this._amt.on('error', function _amtOnError(e)
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{
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if(this.Parent._rq.isEmpty())
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{
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this.Parent.emit('error', e); // No pending requests, so propagate the error up
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}
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else
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{
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// There is a pending request, so fail the pending request
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var user = this.Parent._rq.deQueue();
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var params = user.optional;
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var callback = user.func;
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params.unshift({ Status: -1 }); // Relay an error
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callback.apply(this.Parent, params);
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if(!this.Parent._rq.isEmpty())
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{
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// There are still more pending requests, so try to re-helpconnect MEI
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this.connect(heci.GUIDS.AMT, { noPipeline: 1 });
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}
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}
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});
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this._amt.on('connect', function _amtOnConnect()
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{
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this.on('data', function _amtOnData(chunk)
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{
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//console.log("Received: " + chunk.length + " bytes");
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var header = this.Parent.getCommand(chunk);
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//console.log("CMD = " + header.Command + " (Status: " + header.Status + ") Response = " + header.IsResponse);
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var user = this.Parent._rq.deQueue();
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var params = user.optional;
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var callback = user.func;
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params.unshift(header);
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callback.apply(this.Parent, params);
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if(this.Parent._rq.isEmpty())
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{
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// No More Requests, we can close PTHI
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this.Parent._amt.disconnect();
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this.Parent._amt = null;
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}
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else
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{
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// Send the next request
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this.write(this.Parent._rq.peekQueue().send);
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}
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});
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// Start sending requests
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this.write(this.Parent._rq.peekQueue().send);
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});
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};
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function trim(x) { var y = x.indexOf('\0'); if (y >= 0) { return x.substring(0, y); } else { return x; } }
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this.getCommand = function getCommand(chunk) {
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var command = chunk.length == 0 ? (this._rq.peekQueue().cmd | 0x800000) : chunk.readUInt32LE(4);
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var ret = { IsResponse: (command & 0x800000) == 0x800000 ? true : false, Command: (command & 0x7FFFFF), Status: chunk.length != 0 ? chunk.readUInt32LE(12) : -1, Data: chunk.length != 0 ? chunk.slice(16) : null };
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return (ret);
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};
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this.sendCommand = function sendCommand()
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{
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if (arguments.length < 3 || typeof (arguments[0]) != 'number' || typeof (arguments[1]) != 'object' || typeof (arguments[2]) != 'function') { throw ('invalid parameters'); }
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var args = [];
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for (var i = 3; i < arguments.length; ++i) { args.push(arguments[i]); }
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var header = Buffer.from('010100000000000000000000', 'hex');
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header.writeUInt32LE(arguments[0] | 0x04000000, 4);
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header.writeUInt32LE(arguments[1] == null ? 0 : arguments[1].length, 8);
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this._rq.enQueue({ cmd: arguments[0], func: arguments[2], optional: args , send: (arguments[1] == null ? header : Buffer.concat([header, arguments[1]]))});
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if(!this._amt)
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{
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this._setupPTHI();
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this._amt.connect(heci.GUIDS.AMT, { noPipeline: 1 });
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}
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}
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this.getVersion = function getVersion(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(26, null, function (header, fn, opt) {
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if (header.Status == 0) {
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var i, CodeVersion = header.Data, val = { BiosVersion: CodeVersion.slice(0, this._amt.BiosVersionLen).toString(), Versions: [] }, v = CodeVersion.slice(this._amt.BiosVersionLen + 4);
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for (i = 0; i < CodeVersion.readUInt32LE(this._amt.BiosVersionLen) ; ++i) {
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val.Versions[i] = { Description: v.slice(2, v.readUInt16LE(0) + 2).toString(), Version: v.slice(4 + this._amt.UnicodeStringLen, 4 + this._amt.UnicodeStringLen + v.readUInt16LE(2 + this._amt.UnicodeStringLen)).toString() };
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v = v.slice(4 + (2 * this._amt.UnicodeStringLen));
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}
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if (val.BiosVersion.indexOf('\0') > 0) { val.BiosVersion = val.BiosVersion.substring(0, val.BiosVersion.indexOf('\0')); }
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opt.unshift(val);
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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// Fill the left with zeros until the string is of a given length
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function zeroLeftPad(str, len) {
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if ((len == null) && (typeof (len) != 'number')) { return null; }
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if (str == null) str = ''; // If null, this is to generate zero leftpad string
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var zlp = '';
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for (var i = 0; i < len - str.length; i++) { zlp += '0'; }
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return zlp + str;
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}
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this.getUuid = function getUuid(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(0x5c, null, function (header, fn, opt) {
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if (header.Status == 0) {
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var result = {};
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result.uuid = [zeroLeftPad(header.Data.readUInt32LE(0).toString(16), 8),
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zeroLeftPad(header.Data.readUInt16LE(4).toString(16), 4),
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zeroLeftPad(header.Data.readUInt16LE(6).toString(16), 4),
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zeroLeftPad(header.Data.readUInt16BE(8).toString(16), 4),
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zeroLeftPad(header.Data.slice(10).toString('hex').toLowerCase(), 12)].join('-');
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opt.unshift(result);
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getProvisioningState = function getProvisioningState(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(17, null, function (header, fn, opt) {
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if (header.Status == 0) {
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var result = {};
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result.state = header.Data.readUInt32LE(0);
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if (result.state < 3) { result.stateStr = ["PRE", "IN", "POST"][result.state]; }
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opt.unshift(result);
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getProvisioningMode = function getProvisioningMode(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(8, null, function (header, fn, opt) {
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if (header.Status == 0) {
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var result = {};
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result.mode = header.Data.readUInt32LE(0);
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if (result.mode < 4) { result.modeStr = ["NONE", "ENTERPRISE", "SMALL_BUSINESS", "REMOTE_ASSISTANCE"][result.mode]; }
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result.legacy = header.Data.readUInt32LE(4) == 0 ? false : true;
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opt.unshift(result);
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getEHBCState = function getEHBCState(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(132, null, function (header, fn, opt) {
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if (header.Status == 0) {
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opt.unshift({ EHBC: header.Data.readUInt32LE(0) != 0 });
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getControlMode = function getControlMode(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(107, null, function (header, fn, opt) {
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if (header.Status == 0) {
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var result = {};
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result.controlMode = header.Data.readUInt32LE(0);
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if (result.controlMode < 3) { result.controlModeStr = ["NONE_RPAT", "CLIENT", "ADMIN", "REMOTE_ASSISTANCE"][result.controlMode]; }
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opt.unshift(result);
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getMACAddresses = function getMACAddresses(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(37, null, function (header, fn, opt) {
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if (header.Status == 0) {
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opt.unshift({ DedicatedMAC: header.Data.slice(0, 6).toString('hex:'), HostMAC: header.Data.slice(6, 12).toString('hex:') });
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} else { opt.unshift({ DedicatedMAC: null, HostMAC: null }); }
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getDnsSuffix = function getDnsSuffix(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(54, null, function (header, fn, opt) {
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if (header.Status == 0) {
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var resultLen = header.Data.readUInt16LE(0);
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if (resultLen > 0) { opt.unshift(header.Data.slice(2, 2 + resultLen).toString()); } else { opt.unshift(null); }
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getHashHandles = function getHashHandles(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(0x2C, null, function (header, fn, opt) {
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var result = [];
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if (header.Status == 0) {
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var resultLen = header.Data.readUInt32LE(0);
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for (var i = 0; i < resultLen; ++i) {
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result.push(header.Data.readUInt32LE(4 + (4 * i)));
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}
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}
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opt.unshift(result);
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getCertHashEntry = function getCertHashEntry(handle, callback) {
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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var data = Buffer.alloc(4);
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data.writeUInt32LE(handle, 0);
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this.sendCommand(0x2D, data, function (header, fn, opt) {
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if (header.Status == 0) {
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var result = {};
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result.isDefault = header.Data.readUInt32LE(0);
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result.isActive = header.Data.readUInt32LE(4);
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result.hashAlgorithm = header.Data.readUInt8(72);
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if (result.hashAlgorithm < 4) {
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result.hashAlgorithmStr = ["MD5", "SHA1", "SHA256", "SHA512"][result.hashAlgorithm];
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result.hashAlgorithmSize = [16, 20, 32, 64][result.hashAlgorithm];
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result.certificateHash = header.Data.slice(8, 8 + result.hashAlgorithmSize).toString('hex');
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}
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result.name = header.Data.slice(73 + 2, 73 + 2 + header.Data.readUInt16LE(73)).toString();
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opt.unshift(result);
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} else {
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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};
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this.getCertHashEntries = function getCertHashEntries(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.getHashHandles(function (handles, fn, opt) {
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var entries = [];
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this.getCertHashEntry(handles.shift(), this._getHashEntrySink, fn, opt, entries, handles);
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}, callback, optional);
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};
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this._getHashEntrySink = function _getHashEntrySink(result, fn, opt, entries, handles) {
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entries.push(result);
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if (handles.length > 0) {
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this.getCertHashEntry(handles.shift(), this._getHashEntrySink, fn, opt, entries, handles);
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} else {
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opt.unshift(entries);
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fn.apply(this, opt);
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}
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}
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this.getLocalSystemAccount = function getLocalSystemAccount(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(103, Buffer.alloc(40), function (header, fn, opt)
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{
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if (header.Status == 0 && header.Data.length == 68)
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{
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opt.unshift({ user: trim(header.Data.slice(0, 33).toString()), pass: trim(header.Data.slice(33, 67).toString()), raw: header.Data });
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}
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else
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{
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opt.unshift(null);
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}
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fn.apply(this, opt);
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}, callback, optional);
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}
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this.getLanInterfaceSettings = function getLanInterfaceSettings(index, callback)
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{
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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var ifx = Buffer.alloc(4);
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ifx.writeUInt32LE(index);
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this.sendCommand(0x48, ifx, function onGetLanInterfaceSettings(header, fn, opt)
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{
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if(header.Status == 0)
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{
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var info = {};
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info.enabled = header.Data.readUInt32LE(0);
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info.dhcpEnabled = header.Data.readUInt32LE(8);
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switch(header.Data[12])
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{
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case 1:
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info.dhcpMode = 'ACTIVE'
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break;
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case 2:
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info.dhcpMode = 'PASSIVE'
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break;
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default:
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info.dhcpMode = 'UNKNOWN';
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break;
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}
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info.mac = header.Data.slice(14).toString('hex:');
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var addr = header.Data.readUInt32LE(4);
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info.address = ((addr >> 24) & 255) + '.' + ((addr >> 16) & 255) + '.' + ((addr >> 8) & 255) + '.' + (addr & 255);
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opt.unshift(info);
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fn.apply(this, opt);
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}
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else
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{
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opt.unshift(null);
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fn.apply(this, opt);
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}
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}, callback, optional);
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};
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this.unprovision = function unprovision(mode, callback) {
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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var data = Buffer.alloc(4);
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data.writeUInt32LE(mode, 0);
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this.sendCommand(16, data, function (header, fn, opt) {
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opt.unshift(header.Status);
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fn.apply(this, opt);
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}, callback, optional);
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}
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this.startConfiguration = function startConfiguration() {
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(0x29, data, function (header, fn, opt) { opt.unshift(header.Status); fn.apply(this, opt); }, callback, optional);
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}
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this.stopConfiguration = function stopConfiguration() {
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(0x5E, data, function (header, fn, opt) { opt.unshift(header.Status); fn.apply(this, opt); }, callback, optional);
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}
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this.openUserInitiatedConnection = function openUserInitiatedConnection() {
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(0x44, data, function (header, fn, opt) { opt.unshift(header.Status); fn.apply(this, opt); }, callback, optional);
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}
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this.closeUserInitiatedConnection = function closeUnserInitiatedConnected() {
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(0x45, data, function (header, fn, opt) { opt.unshift(header.Status); fn.apply(this, opt); }, callback, optional);
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}
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this.getRemoteAccessConnectionStatus = function getRemoteAccessConnectionStatus() {
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var optional = [];
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for (var i = 2; i < arguments.length; ++i) { optional.push(arguments[i]); }
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this.sendCommand(0x46, data, function (header, fn, opt) {
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if (header.Status == 0) {
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var hostname = v.slice(14, header.Data.readUInt16LE(12) + 14).toString()
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opt.unshift({ status: header.Status, networkStatus: header.Data.readUInt32LE(0), remoteAccessStatus: header.Data.readUInt32LE(4), remoteAccessTrigger: header.Data.readUInt32LE(8), mpsHostname: hostname, raw: header.Data });
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} else {
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opt.unshift({ status: header.Status });
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}
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fn.apply(this, opt);
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}, callback, optional);
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}
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this.getProtocolVersion = function getProtocolVersion(callback) {
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var optional = [];
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for (var i = 1; i < arguments.length; ++i) { opt.push(arguments[i]); }
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heci.doIoctl(heci.IOCTL.HECI_VERSION, Buffer.alloc(5), Buffer.alloc(5), function (status, buffer, self, fn, opt) {
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if (status == 0) {
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var result = buffer.readUInt8(0).toString() + '.' + buffer.readUInt8(1).toString() + '.' + buffer.readUInt8(2).toString() + '.' + buffer.readUInt16BE(3).toString();
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opt.unshift(result);
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fn.apply(self, opt);
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}
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else {
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opt.unshift(null);
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fn.apply(self, opt);
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}
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}, this, callback, optional);
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}
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}
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module.exports = amt_heci; |