The Tor Browser: xpcom/tests/windows/TestCOM.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include <windows.h>

     7 #include <unknwn.h>

     8 #include <stdio.h>

     9 #include "nsISupports.h"

    10 #include "nsIFactory.h"

    12 // unknwn.h is needed to build with WIN32_LEAN_AND_MEAN

    13 #include <unknwn.h>

    15 // {5846BA30-B856-11d1-A98A-00805F8A7AC4}

    16 #define NS_ITEST_COM_IID \

    17 { 0x5846ba30, 0xb856, 0x11d1, \

    18   { 0xa9, 0x8a, 0x0, 0x80, 0x5f, 0x8a, 0x7a, 0xc4 } }

    20 class nsITestCom: public nsISupports

    21 {

    22 public:

    23   NS_DECLARE_STATIC_IID_ACCESSOR(NS_ITEST_COM_IID)

    24   NS_IMETHOD Test() = 0;

    25 };

    27 NS_DEFINE_STATIC_IID_ACCESSOR(nsITestCom, NS_ITEST_COM_IID)

    29 /*

    30  * nsTestCom

    31  */

    33 class nsTestCom MOZ_FINAL : public nsITestCom {

    34   NS_DECL_ISUPPORTS

    36 public:

    37   nsTestCom() {

    38   }

    40   NS_IMETHOD Test() {

    41     printf("Accessed nsITestCom::Test() from COM\n");

    42     return NS_OK;

    43   }

    45 private:

    46   ~nsTestCom() {

    47     printf("nsTestCom instance successfully deleted\n");

    48   }

    49 };

    51 NS_IMPL_QUERY_INTERFACE(nsTestCom, nsITestCom)

    53 MozExternalRefCountType nsTestCom::AddRef()

    54 {

    55   nsrefcnt res = ++mRefCnt;

    56   NS_LOG_ADDREF(this, mRefCnt, "nsTestCom", sizeof(*this));

    57   printf("nsTestCom: Adding ref = %d\n", res);

    58   return res;

    59 }

    61 MozExternalRefCountType nsTestCom::Release()

    62 {

    63   nsrefcnt res = --mRefCnt;

    64   NS_LOG_RELEASE(this, mRefCnt, "nsTestCom");

    65   printf("nsTestCom: Releasing = %d\n", res);

    66   if (res == 0) {

    67     delete this;

    68   }

    69   return res;

    70 }

    72 class nsTestComFactory MOZ_FINAL : public nsIFactory {

    73   NS_DECL_ISUPPORTS

    74 public:

    75   nsTestComFactory() {

    76   }

    78   NS_IMETHOD CreateInstance(nsISupports *aOuter,

    79                             const nsIID &aIID,

    80                             void **aResult);

    82   NS_IMETHOD LockFactory(bool aLock) {

    83     printf("nsTestComFactory: ");

    84     printf("%s", (aLock ? "Locking server" : "Unlocking server"));

    85     printf("\n");

    86     return NS_OK;

    87   }

    88 };

    90 NS_IMPL_ISUPPORTS(nsTestComFactory, nsIFactory)

    92 nsresult nsTestComFactory::CreateInstance(nsISupports *aOuter,

    93 					  const nsIID &aIID,

    94 					  void **aResult)

    95 {

    96   if (aOuter != nullptr) {

    97     return NS_ERROR_NO_AGGREGATION;

    98   }

   100   nsTestCom *t = new nsTestCom();

   102   if (t == nullptr) {

   103     return NS_ERROR_OUT_OF_MEMORY;

   104   }

   106   NS_ADDREF(t);

   107   nsresult res = t->QueryInterface(aIID, aResult);

   108   NS_RELEASE(t);

   110   if (NS_SUCCEEDED(res)) {

   111     printf("nsTestComFactory: successfully created nsTestCom instance\n");

   112   }

   114   return res;

   115 }

   117 /*

   118  * main

   119  */

   121 int main(int argc, char *argv[])

   122 {

   123   nsTestComFactory *inst = new nsTestComFactory();

   124   IClassFactory *iFactory;

   125   inst->QueryInterface(NS_GET_IID(nsIFactory), (void **) &iFactory);

   127   IUnknown *iUnknown;

   128   nsITestCom *iTestCom;

   130   iFactory->LockServer(TRUE);

   131   iFactory->CreateInstance(nullptr, IID_IUnknown, (void **) &iUnknown);

   132   iFactory->LockServer(FALSE);

   134   GUID testGUID = NS_ITEST_COM_IID;

   135   HRESULT hres;

   136   hres= iUnknown->QueryInterface(testGUID,

   137 				 (void **) &iTestCom);

   139   iTestCom->Test();

   141   iUnknown->Release();

   142   iTestCom->Release();

   143   iFactory->Release();

   145   return 0;

   146 }

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