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1 // vtc_usb.cpp |
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2 // |
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3 // Copyright (c) 2008 - 2010 Accenture. All rights reserved. |
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4 // This component and the accompanying materials are made available |
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5 // under the terms of the "Eclipse Public License v1.0" |
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6 // which accompanies this distribution, and is available |
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7 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 // |
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9 // Initial Contributors: |
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10 // Accenture - Initial contribution |
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11 // |
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12 |
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13 #include <e32std.h> |
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14 #include <fshell/consoleextensions.h> |
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15 #include "vtc_usb.h" |
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16 #include <usbclassuids.h> |
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17 |
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18 EXPORT_C TAny* NewConsole() |
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19 { |
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20 return new CUsbConsole; |
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21 } |
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22 |
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23 //______________________________________________________________________________ |
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24 // CUsbConsole |
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25 CUsbConsole::CUsbConsole() |
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26 { |
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27 } |
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28 |
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29 CUsbConsole::~CUsbConsole() |
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30 { |
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31 iUsb.Close(); |
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32 } |
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33 |
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34 void CUsbConsole::ConstructL(const TDesC& aTitle) |
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35 { |
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36 User::LeaveIfError(iUsb.Connect()); |
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37 |
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38 TRequestStatus stat; |
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39 // assume USB device already started |
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40 /*iUsb.Start(stat); |
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41 User::WaitForRequest(stat); |
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42 // KErrAccessDenied returned if already started; |
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43 if (stat.Int()!=KErrAccessDenied) |
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44 { |
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45 Message(EError, KUsbError, stat.Int(), 1); |
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46 User::LeaveIfError(stat.Int()); |
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47 }*/ |
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48 |
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49 // Wait for an enumeration that supports ACM (this is so that if the device defaulted to say mass storage and was then reconfigured to a personality with ACM, we wait for the ACM reconfiguration |
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50 TBool gotAcm = EFalse; |
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51 while (!gotAcm) |
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52 { |
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53 TUsbDeviceState usbState; |
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54 User::LeaveIfError(iUsb.GetDeviceState(usbState)); |
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55 if (usbState & EUsbDeviceStateConfigured) |
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56 { |
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57 // Check if we have ACM |
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58 TInt currentPersonality; |
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59 User::LeaveIfError(iUsb.GetCurrentPersonalityId(currentPersonality)); |
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60 User::LeaveIfError(iUsb.ClassSupported(currentPersonality, KECACMUid, gotAcm)); |
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61 _LIT(KGotIt, "Current USB personality has ACM, proceeding"); |
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62 _LIT(KNotGotIt, "Current USB personality doesn't have ACM, waiting for re-enumeration"); |
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63 if (gotAcm) Message(EInformation, KGotIt); |
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64 else Message(EInformation, KNotGotIt); |
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65 } |
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66 |
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67 if (!gotAcm) |
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68 { |
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69 // We're not enumerated, or we are but don't have ACM. So wait for a (re-)enumeration |
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70 _LIT(KWaitingForEnumeration, "Waiting for USB enumeration (please connect USB cable)"); |
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71 Message(EInformation, KWaitingForEnumeration); |
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72 iUsb.DeviceStateNotification(EUsbDeviceStateConfigured, usbState, stat); |
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73 User::WaitForRequest(stat); |
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74 if (stat.Int() != KErrNone) |
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75 { |
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76 _LIT(KUsbError, "Error configuring USB: %d"); |
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77 Message(EError, KUsbError, stat.Int()); |
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78 User::Leave(stat.Int()); |
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79 } |
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80 _LIT(KUsbEnumerated, "USB cable connected."); |
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81 Message(EInformation, KUsbEnumerated); |
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82 } |
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83 } |
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84 |
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85 // Run the preamble script, if we have one. Because iosrv is multithreaded this shouldn't cause a deadlock so long as we use a different console (in this case, nullcons) |
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86 _LIT(KPreamble, "--console nullcons vt100usbcons_preamble"); |
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87 RProcess preamble; |
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88 TInt err = preamble.Create(_L("fshell.exe"), KPreamble); |
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89 if (err == KErrNone) |
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90 { |
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91 preamble.Logon(stat); |
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92 if (stat == KRequestPending) |
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93 { |
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94 preamble.Resume(); |
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95 User::WaitForRequest(stat); |
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96 } |
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97 err = stat.Int(); |
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98 preamble.Close(); |
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99 } |
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100 |
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101 if (err == KErrNone) |
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102 { |
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103 Message(EInformation, _L("Preamble script ran ok")); |
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104 } |
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105 else if (err != KErrNotFound) |
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106 { |
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107 Message(EInformation, _L("Preamble script failed with %d"), err); |
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108 } |
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109 |
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110 //TODO should we ensure that the port passed in here is an ACM::%s port? |
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111 Message(EInformation, _L("Opening %S"), &aTitle); |
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112 CVtcSerialConsole::ConstructL(aTitle); |
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113 } |