| 1 | /* $Id: VBoxXPCOMC.cpp 16519 2009-02-04 17:03:19Z vboxsync $ */
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| 2 | /** @file VBoxXPCOMC.cpp
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| 3 | * Utility functions to use with the C binding for XPCOM.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2009 Sun Microsystems, Inc.
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 18 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 19 | * additional information or have any questions.
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| 20 | */
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| 21 |
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| 22 | #include <iostream>
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| 23 | #include <iomanip>
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| 24 |
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| 25 | #include <nsMemory.h>
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| 26 | #include <nsIServiceManager.h>
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| 27 | #include <nsEventQueueUtils.h>
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| 28 |
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| 29 | #include <iprt/string.h>
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| 30 | #define LOG_GROUP_MAIN
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| 31 | #include <iprt/log.h>
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| 32 |
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| 33 | #include "VirtualBox_XPCOM.h"
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| 34 | #include "cbinding.h"
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| 35 |
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| 36 | using namespace std;
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| 37 |
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| 38 | static ISession *Session;
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| 39 | static IVirtualBox *Ivirtualbox;
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| 40 | static nsIServiceManager *serviceManager;
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| 41 | static nsIComponentManager *manager;
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| 42 |
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| 43 | VBOXXPCOMC_DECL(int)
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| 44 | VBoxUtf16ToUtf8(const PRUnichar *pwszString, char **ppszString)
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| 45 | {
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| 46 | return RTUtf16ToUtf8(pwszString, ppszString);
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| 47 | }
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| 48 |
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| 49 | VBOXXPCOMC_DECL(int)
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| 50 | VBoxUtf8ToUtf16(const char *pszString, PRUnichar **ppwszString)
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| 51 | {
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| 52 | return RTStrToUtf16(pszString, ppwszString);
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| 53 | }
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| 54 |
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| 55 | VBOXXPCOMC_DECL(void)
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| 56 | VBoxUtf16Free(PRUnichar *pwszString)
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| 57 | {
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| 58 | RTUtf16Free(pwszString);
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| 59 | }
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| 60 |
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| 61 | VBOXXPCOMC_DECL(void)
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| 62 | VBoxUtf8Free(char *pszString)
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| 63 | {
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| 64 | RTStrFree(pszString);
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| 65 | }
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| 66 |
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| 67 | VBOXXPCOMC_DECL(void)
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| 68 | VBoxComUnallocMem(void *ptr)
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| 69 | {
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| 70 | if (ptr)
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| 71 | {
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| 72 | nsMemory::Free(ptr);
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| 73 | }
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| 74 | }
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| 75 |
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| 76 | VBOXXPCOMC_DECL(void)
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| 77 | VBoxComInitialize(IVirtualBox **virtualBox, ISession **session)
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| 78 | {
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| 79 | nsresult rc;
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| 80 |
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| 81 | *session = NULL;
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| 82 | *virtualBox = NULL;
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| 83 |
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| 84 | Session = *session;
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| 85 | Ivirtualbox = *virtualBox;
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| 86 |
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| 87 | /** @todo r=bird: Why is cout/cerr used unconditionally here?
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| 88 | * It would be preferred to use RTPrintf/RTStrmPrintf(g_pStdErr,..). If this is
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| 89 | * going to be used in real life, the cout(/RTPrintf) bits should be optional,
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| 90 | * add a flag argument and define VBOXCOMINIT_FLAG_VERBOSE for the purpose. */
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| 91 |
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| 92 | rc = NS_InitXPCOM2(&serviceManager, nsnull, nsnull);
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| 93 | if (NS_FAILED(rc))
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| 94 | {
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| 95 | Log(("Cbinding: XPCOM could not be initialized! rc=%Rhrc\n",rc));
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| 96 | VBoxComUninitialize();
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| 97 | return;
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| 98 | }
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| 99 |
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| 100 | rc = NS_GetComponentManager (&manager);
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| 101 | if (NS_FAILED(rc))
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| 102 | {
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| 103 | Log(("Cbinding: Could not get component manager! rc=%Rhrc\n",rc));
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| 104 | VBoxComUninitialize();
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| 105 | return;
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| 106 | }
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| 107 |
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| 108 | rc = manager->CreateInstanceByContractID(NS_VIRTUALBOX_CONTRACTID,
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| 109 | nsnull,
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| 110 | NS_GET_IID(IVirtualBox),
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| 111 | (void **)virtualBox);
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| 112 | if (NS_FAILED(rc))
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| 113 | {
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| 114 | Log(("Cbinding: Could not instantiate VirtualBox object! rc=%Rhrc\n",rc));
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| 115 | VBoxComUninitialize();
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| 116 | return;
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| 117 | }
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| 118 |
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| 119 | Log(("Cbinding: IVirtualBox object created.\n"));
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| 120 |
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| 121 | rc = manager->CreateInstanceByContractID (NS_SESSION_CONTRACTID,
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| 122 | nsnull,
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| 123 | NS_GET_IID(ISession),
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| 124 | (void **)session);
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| 125 | if (NS_FAILED(rc))
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| 126 | {
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| 127 | Log(("Cbinding: Could not instantiate Session object! rc=%Rhrc\n",rc));
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| 128 | VBoxComUninitialize();
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| 129 | return;
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| 130 | }
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| 131 |
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| 132 | Log(("Cbinding: ISession object created.\n"));
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| 133 | }
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| 134 |
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| 135 | VBOXXPCOMC_DECL(void)
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| 136 | VBoxComUninitialize(void)
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| 137 | {
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| 138 | if (Session)
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| 139 | NS_RELEASE(Session); // decrement refcount
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| 140 | if (Ivirtualbox)
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| 141 | NS_RELEASE(Ivirtualbox); // decrement refcount
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| 142 | if (manager)
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| 143 | NS_RELEASE(manager); // decrement refcount
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| 144 | if (serviceManager)
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| 145 | NS_RELEASE(serviceManager); // decrement refcount
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| 146 | NS_ShutdownXPCOM(nsnull);
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| 147 | Log(("Cbinding: Cleaned up the created IVirtualBox and ISession Objects.\n"));
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| 148 | }
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| 149 |
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| 150 | /* vim: set ts=4 sw=4 et: */
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