1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the tools applications of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

    30 **

    31 **

    32 **

    33 **

    34 **

    35 **

    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 #include "commands.h"

    42 

    43 #define CLEAN_FAIL(a) {delete appName; \

    44     delete arguments; \

    45     return (a); }

    46 

    47 int qRemoteLaunch(DWORD, BYTE*, DWORD*, BYTE**, IRAPIStream* stream)

    48 {

    49     if (!stream)

    50         return -1;

    51 

    52     DWORD bytesRead;

    53     int appLength;

    54     wchar_t* appName = 0;

    55     int argumentsLength;

    56     wchar_t* arguments = 0;

    57     int timeout = -1;

    58     int returnValue = -2;

    59     DWORD error = 0;

    60 

    61     if (S_OK != stream->Read(&appLength, sizeof(appLength), &bytesRead))

    62         CLEAN_FAIL(-2);

    63     appName = (wchar_t*) malloc(sizeof(wchar_t)*(appLength + 1));

    64     if (S_OK != stream->Read(appName, sizeof(wchar_t)*appLength, &bytesRead))

    65         CLEAN_FAIL(-2);

    66     appName[appLength] = '\0';

    67 

    68     if (S_OK != stream->Read(&argumentsLength, sizeof(argumentsLength), &bytesRead))

    69         CLEAN_FAIL(-2);

    70     arguments = (wchar_t*) malloc(sizeof(wchar_t)*(argumentsLength + 1));

    71     if (S_OK != stream->Read(arguments, sizeof(wchar_t)*argumentsLength, &bytesRead))

    72         CLEAN_FAIL(-2);

    73     arguments[argumentsLength] = '\0';

    74 

    75     if (S_OK != stream->Read(&timeout, sizeof(timeout), &bytesRead))

    76         CLEAN_FAIL(-2);

    77 

    78     bool result = qRemoteExecute(appName, arguments, &returnValue, &error, timeout);

    79 

    80     if (timeout != 0) {

    81         if (S_OK != stream->Write(&returnValue, sizeof(returnValue), &bytesRead))

    82             CLEAN_FAIL(-4);

    83         if (S_OK != stream->Write(&error, sizeof(error), &bytesRead))

    84             CLEAN_FAIL(-5);

    85     }

    86     delete appName;

    87     delete arguments;

    88     // We need to fail here for the execute, otherwise the calling application will wait

    89     // forever for the returnValue.

    90     if (!result)

    91         return -3;

    92     return S_OK;

    93 }

    94 

    95 

    96 bool qRemoteExecute(const wchar_t* program, const wchar_t* arguments, int *returnValue, DWORD* error, int timeout)

    97 {

    98     *error = 0;

    99 

   100     if (!program)

   101         return false;

   102 

   103     PROCESS_INFORMATION pid;

   104     if (!CreateProcess(program, arguments, NULL, NULL, false, 0, NULL, NULL, NULL, &pid)) {

   105         *error = GetLastError();

   106         wprintf(L"Could not launch: %s\n", program);

   107         return false;

   108     }

   109 

   110     // Timeout is in seconds

   111     DWORD waitingTime = (timeout == -1) ? INFINITE : timeout * 1000;

   112 

   113     if (waitingTime != 0) {

   114         DWORD waitStatus = WaitForSingleObject(pid.hProcess, waitingTime);

   115         if (waitStatus == WAIT_TIMEOUT) {

   116             TerminateProcess(pid.hProcess, 2);

   117             return false;

   118         } else if (waitStatus == WAIT_OBJECT_0 && returnValue) {

   119             *returnValue = 0;

   120             DWORD exitCode;

   121             if (GetExitCodeProcess(pid.hProcess, &exitCode))

   122                 *returnValue = exitCode;

   123         }

   124     }

   125     return true;

   126 }