1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "meta_object_initializer.h"
17
18 #include <cstdint>
19 #include <windows.h>
20
21 #include <base/containers/string.h>
22 #include <base/util/uid.h>
23 #include <core/intf_engine.h>
24 #include <core/os/platform_create_info.h>
25 #include <core/plugin/intf_plugin.h>
26 #include <core/plugin/intf_plugin_register.h>
27
28 #include <meta/base/plugin.h>
29
30 namespace {
31 uint32_t gInitCount = 0;
32 }
33
34 #if CORE_DYNAMIC == 1
35
36 namespace {
37 HMODULE agpEngineHandle = nullptr;
38 }
39
40 CORE_NS::IPluginRegister& (*CORE_NS::GetPluginRegister)() { nullptr };
41 void (*CORE_NS::CreatePluginRegistry)(const struct CORE_NS::PlatformCreateInfo& platformCreateInfo) { nullptr };
42
43 #endif
44
45 namespace environmentSetup {
46
InitializeMetaObject(const char * const dllPath)47 void InitializeMetaObject(const char* const dllPath)
48 {
49 InitializeMetaObject(dllPath, CORE_NS::ILogger::LogLevel::LOG_VERBOSE);
50 }
51
InitializeMetaObject(const char * const dllPath,CORE_NS::ILogger::LogLevel logLevel)52 void InitializeMetaObject(const char* const dllPath, CORE_NS::ILogger::LogLevel logLevel)
53 {
54 if (gInitCount == 0) {
55 char MyFileName[MAX_PATH + 1];
56 #ifdef _DEBUG
57 _CrtSetDbgFlag(_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) | _CRTDBG_LEAK_CHECK_DF);
58 #endif
59 #if CORE_DYNAMIC == 1
60 agpEngineHandle = LoadLibrary(dllPath);
61 CORE_NS::GetPluginRegister =
62 decltype(CORE_NS::GetPluginRegister)(GetProcAddress(agpEngineHandle, MAKEINTRESOURCE(2))); // 2: parm
63 CORE_NS::CreatePluginRegistry =
64 decltype(CORE_NS::CreatePluginRegistry)(GetProcAddress(agpEngineHandle, MAKEINTRESOURCE(1)));
65
66 // Get the path to the engine.dll. to use as base for plugins.
67 GetModuleFileNameA(agpEngineHandle, MyFileName, sizeof(MyFileName));
68 #else
69 // Get the path to the executable. to use as base for plugins.
70 GetModuleFileNameA(GetModuleHandleA(NULL), MyFileName, sizeof(MyFileName));
71 #endif
72 CORE_NS::GetLogger()->SetLogLevel(logLevel);
73
74 BASE_NS::string path = MyFileName;
75 auto pos = path.find_last_of("\\");
76 path.resize(pos + 1);
77
78 CORE_NS::CreatePluginRegistry(
79 CORE_NS::PlatformCreateInfo { path.c_str(), "", (path + "plugins\\").c_str() }); // load plugins etc..*/
80
81 const BASE_NS::Uid lst[] { META_NS::META_OBJECT_PLUGIN_UID };
82 CORE_NS::GetPluginRegister().LoadPlugins(lst); // Load all plugins
83 }
84 gInitCount++;
85 }
86
ShutdownMetaObject()87 void ShutdownMetaObject()
88 {
89 if (gInitCount > 0) {
90 gInitCount--;
91 if (gInitCount == 0) {
92 CORE_NS::GetPluginRegister().UnloadPlugins({}); // Unload all plugins
93 #if CORE_DYNAMIC == 1
94 if (agpEngineHandle) {
95 FreeLibrary(agpEngineHandle);
96 }
97 #endif
98 }
99 }
100 }
101
102 } // namespace environmentSetup
103