moel@1: /*
moel@1:
moel@1: Version: MPL 1.1/GPL 2.0/LGPL 2.1
moel@1:
moel@1: The contents of this file are subject to the Mozilla Public License Version
moel@1: 1.1 (the "License"); you may not use this file except in compliance with
moel@1: the License. You may obtain a copy of the License at
moel@1:
moel@1: http://www.mozilla.org/MPL/
moel@1:
moel@1: Software distributed under the License is distributed on an "AS IS" basis,
moel@1: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
moel@1: for the specific language governing rights and limitations under the License.
moel@1:
moel@1: The Original Code is the Open Hardware Monitor code.
moel@1:
moel@1: The Initial Developer of the Original Code is
moel@1: Michael Möller <m.moeller@gmx.ch>.
moel@1: Portions created by the Initial Developer are Copyright (C) 2009-2010
moel@1: the Initial Developer. All Rights Reserved.
moel@1:
moel@1: Contributor(s):
moel@1:
moel@1: Alternatively, the contents of this file may be used under the terms of
moel@1: either the GNU General Public License Version 2 or later (the "GPL"), or
moel@1: the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
moel@1: in which case the provisions of the GPL or the LGPL are applicable instead
moel@1: of those above. If you wish to allow use of your version of this file only
moel@1: under the terms of either the GPL or the LGPL, and not to allow others to
moel@1: use your version of this file under the terms of the MPL, indicate your
moel@1: decision by deleting the provisions above and replace them with the notice
moel@1: and other provisions required by the GPL or the LGPL. If you do not delete
moel@1: the provisions above, a recipient may use your version of this file under
moel@1: the terms of any one of the MPL, the GPL or the LGPL.
moel@1:
moel@1: */
moel@1:
moel@1: using System;
moel@1: using System.Collections.Generic;
moel@1: using System.IO;
moel@1: using System.IO.Ports;
moel@32: using System.Text;
moel@1: using System.Threading;
moel@1:
moel@1: namespace OpenHardwareMonitor.Hardware.TBalancer {
moel@1: public class TBalancerGroup : IGroup {
moel@1:
moel@1: private List<TBalancer> hardware = new List<TBalancer>();
moel@32: private StringBuilder report = new StringBuilder();
moel@1:
moel@1: public TBalancerGroup() {
moel@32:
moel@87: uint numDevices;
moel@87: try {
moel@87: FTD2XX.FT_CreateDeviceInfoList(out numDevices);
moel@87: } catch (DllNotFoundException) { return; }
moel@87: catch (ArgumentNullException) { return; }
moel@87:
moel@87: FT_DEVICE_INFO_NODE[] info = new FT_DEVICE_INFO_NODE[numDevices];
moel@87: FTD2XX.FT_GetDeviceInfoList(info, ref numDevices);
moel@32:
moel@87: for (int i = 0; i < numDevices; i++) {
moel@87: report.Append("Device Index: "); report.AppendLine(i.ToString());
moel@87:
moel@87: FT_HANDLE handle;
moel@87: FT_STATUS status;
moel@87: status = FTD2XX.FT_Open(i, out handle);
moel@87: if (status != FT_STATUS.FT_OK) {
moel@87: report.AppendLine("Open Status: " + status);
moel@87: continue;
moel@87: }
moel@32:
moel@87: FTD2XX.FT_SetBaudRate(handle, 19200);
moel@87: FTD2XX.FT_SetDataCharacteristics(handle, 8, 1, 0);
moel@87: FTD2XX.FT_SetFlowControl(handle, FT_FLOW_CONTROL.FT_FLOW_RTS_CTS, 0x11,
moel@87: 0x13);
moel@87: FTD2XX.FT_SetTimeouts(handle, 1000, 1000);
moel@87: FTD2XX.FT_Purge(handle, FT_PURGE.FT_PURGE_ALL);
moel@87:
moel@87: status = FTD2XX.Write(handle, new byte[] { 0x38 });
moel@87: if (status != FT_STATUS.FT_OK) {
moel@87: report.AppendLine("Write Status: " + status);
moel@87: FTD2XX.FT_Close(handle);
moel@87: continue;
moel@87: }
moel@87:
moel@87: bool isValid = false;
moel@87: byte protocolVersion = 0;
moel@87:
moel@87: int j = 0;
moel@87: while (FTD2XX.BytesToRead(handle) == 0 && j < 2) {
moel@87: Thread.Sleep(100);
moel@87: j++;
moel@87: }
moel@87: if (FTD2XX.BytesToRead(handle) > 0) {
moel@87: if (FTD2XX.ReadByte(handle) == TBalancer.STARTFLAG) {
moel@87: while (FTD2XX.BytesToRead(handle) < 284 && j < 5) {
moel@87: Thread.Sleep(100);
moel@87: j++;
moel@87: }
moel@87: int length = FTD2XX.BytesToRead(handle);
moel@87: if (length >= 284) {
moel@87: byte[] data = new byte[285];
moel@87: data[0] = TBalancer.STARTFLAG;
moel@87: for (int k = 1; k < data.Length; k++)
moel@87: data[k] = FTD2XX.ReadByte(handle);
moel@87:
moel@87: // check protocol version 2X (protocols seen: 2C, 2A, 28)
moel@87: isValid = (data[274] & 0xF0) == 0x20;
moel@87: protocolVersion = data[274];
moel@87: if (!isValid) {
moel@87: report.Append("Status: Wrong Protocol Version: 0x");
moel@87: report.AppendLine(protocolVersion.ToString("X"));
moel@1: }
moel@32: } else {
moel@87: report.AppendLine("Status: Wrong Message Length: " + length);
moel@1: }
moel@87: } else {
moel@87: report.AppendLine("Status: Wrong Startflag");
moel@1: }
moel@87: } else {
moel@87: report.AppendLine("Status: No Response");
moel@87: }
moel@87:
moel@87: FTD2XX.FT_Purge(handle, FT_PURGE.FT_PURGE_ALL);
moel@87: FTD2XX.FT_Close(handle);
moel@87:
moel@87: if (isValid) {
moel@87: report.AppendLine("Status: OK");
moel@87: hardware.Add(new TBalancer(i, protocolVersion));
moel@87: return;
moel@87: }
moel@41: report.AppendLine();
moel@1: }
moel@1: }
moel@1:
moel@1: public IHardware[] Hardware {
moel@1: get {
moel@1: return hardware.ToArray();
moel@1: }
moel@1: }
moel@1:
moel@1: public string GetReport() {
moel@32: if (report.Length > 0) {
moel@87: report.Insert(0, "FTD2XX" + Environment.NewLine +
moel@45: Environment.NewLine);
moel@45: report.AppendLine();
moel@32: return report.ToString();
moel@32: } else
moel@32: return null;
moel@1: }
moel@1:
moel@1: public void Close() {
moel@1: foreach (TBalancer tbalancer in hardware)
moel@1: tbalancer.Close();
moel@1: }
moel@1: }
moel@1: }