매크로 정의를 사용하여 포장된 LoadLibrary를 쉽게 동적으로 dll 로드
28477 단어 library
그러나 최대 5개의 매개 변수를 지원하기 때문에 학생들은 스스로 추가할 수 있다.다음에 flexbison으로 생성 도구를 쓰기를 기다리면 나는 그래도 괜찮은 것 같다.
1 #pragma once
2 /*! \brief dll，
3 author:[email protected]
4 */
5 #define DLLLOADER_BEGIN( NAME)\
6 class DLLLOADER_##NAME\
7 {\
8 public:\
9 static BOOL Init( LPCWSTR sDllPath){\
10 if ( RefHModule())\
11 {\
12 return TRUE;\
13 }\
14 RefHModule() = ::LoadLibrary( sDllPath);\
15 if ( !RefHModule())\
16 {\
17 return FALSE;\
18 }\
19 return TRUE;\
20 }\
21 static void UnInit(){\
22 if ( RefHModule())\
23 {\
24 FreeLibrary( RefHModule());\
25 RefHModule() = NULL;\
26 }\
27 }\
28 static HMODULE& RefHModule(){\
29 static HMODULE M = NULL;\
30 return M;\
31 }
32 #define DLLLOADER_ENTRY_0( FUNNAME, FUNDESC, FUNRET, FUNRETDEF)\
33 typedef FUNRET (FUNDESC *_##FUNNAME)();\
34 static _##FUNNAME Ref##FUNNAME(){\
35 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
36 return F;\
37 }\
38 static FUNRET FUNNAME(){\
39 if ( Ref##FUNNAME())\
40 {\
41 return Ref##FUNNAME()();\
42 }\
43 return FUNRETDEF;\
44 }
45 #define DLLLOADER_ENTRY_VOID0( FUNNAME, FUNDESC)\
46 typedef void (FUNDESC *_##FUNNAME)();\
47 static _##FUNNAME Ref##FUNNAME(){\
48 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
49 return F;\
50 }\
51 static void FUNNAME(){\
52 if ( Ref##FUNNAME())\
53 {\
54 Ref##FUNNAME()();\
55 }\
56 }
57 #define DLLLOADER_ENTRY_1( FUNNAME, FUNDESC, FUNRET, FUNRETDEF, PARAMTYPE1)\
58 typedef FUNRET (FUNDESC *_##FUNNAME)(PARAMTYPE1);\
59 static _##FUNNAME Ref##FUNNAME(){\
60 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
61 return F;\
62 }\
63 static FUNRET FUNNAME( PARAMTYPE1 PARAM1){\
64 if ( Ref##FUNNAME())\
65 {\
66 return Ref##FUNNAME()( PARAM1);\
67 }\
68 return FUNRETDEF;\
69 }
70 #define DLLLOADER_ENTRY_VOID1( FUNNAME, FUNDESC, PARAMTYPE1)\
71 typedef void (FUNDESC *_##FUNNAME)(PARAMTYPE1);\
72 static _##FUNNAME Ref##FUNNAME(){\
73 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
74 return F;\
75 }\
76 static void FUNNAME( PARAMTYPE1 PARAM1){\
77 if ( Ref##FUNNAME())\
78 {\
79 Ref##FUNNAME()( PARAM1);\
80 }\
81 }
82 #define DLLLOADER_ENTRY_2( FUNNAME, FUNDESC, FUNRET, FUNRETDEF, PARAMTYPE1, PARAMTYPE2)\
83 typedef FUNRET (FUNDESC *_##FUNNAME)(PARAMTYPE1, PARAMTYPE2);\
84 static _##FUNNAME Ref##FUNNAME(){\
85 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
86 return F;\
87 }\
88 static FUNRET FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2){\
89 if ( Ref##FUNNAME())\
90 {\
91 return Ref##FUNNAME()( PARAM1, PARAM2);\
92 }\
93 return FUNRETDEF;\
94 }
95 #define DLLLOADER_ENTRY_VOID2( FUNNAME, FUNDESC, PARAMTYPE1, PARAMTYPE2)\
96 typedef void (FUNDESC *_##FUNNAME)(PARAMTYPE1, PARAMTYPE2);\
97 static _##FUNNAME Ref##FUNNAME(){\
98 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
99 return F;\
100 }\
101 static void FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2){\
102 if ( Ref##FUNNAME())\
103 {\
104 Ref##FUNNAME()( PARAM1, PARAM2);\
105 }\
106 }
107 #define DLLLOADER_ENTRY_3( FUNNAME, FUNDESC, FUNRET, FUNRETDEF, PARAMTYPE1, PARAMTYPE2, PARAMTYPE3)\
108 typedef FUNRET (FUNDESC *_##FUNNAME)(PARAMTYPE1, PARAMTYPE2, PARAMTYPE3);\
109 static _##FUNNAME Ref##FUNNAME(){\
110 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
111 return F;\
112 }\
113 static FUNRET FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2, PARAMTYPE3 PARAM3){\
114 if ( Ref##FUNNAME())\
115 {\
116 return Ref##FUNNAME()( PARAM1, PARAM2, PARAM3);\
117 }\
118 return FUNRETDEF;\
119 }
120 #define DLLLOADER_ENTRY_VOID3( FUNNAME, FUNDESC, PARAMTYPE1, PARAMTYPE2, PARAMTYPE3)\
121 typedef void (FUNDESC *_##FUNNAME)(PARAMTYPE1, PARAMTYPE2, PARAMTYPE3);\
122 static _##FUNNAME Ref##FUNNAME(){\
123 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
124 return F;\
125 }\
126 static void FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2, PARAMTYPE3 PARAM3){\
127 if ( Ref##FUNNAME())\
128 {\
129 Ref##FUNNAME()( PARAM1, PARAM2, PARAM3);\
130 }\
131 }
132 #define DLLLOADER_ENTRY_4( FUNNAME, FUNDESC, FUNRET, FUNRETDEF, PARAMTYPE1,\
133 PARAMTYPE2, PARAMTYPE3, PARAMTYPE4)\
134 typedef FUNRET (FUNDESC *_##FUNNAME)(PARAMTYPE1, PARAMTYPE2, PARAMTYPE3, PARAMTYPE4);\
135 static _##FUNNAME Ref##FUNNAME(){\
136 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
137 return F;\
138 }\
139 static FUNRET FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2, PARAMTYPE3 PARAM3, PARAMTYPE4 PARAM4){\
140 if ( Ref##FUNNAME())\
141 {\
142 return Ref##FUNNAME()( PARAM1, PARAM2, PARAM3, PARAM4);\
143 }\
144 return FUNRETDEF;\
145 }
146 #define DLLLOADER_ENTRY_VOID4( FUNNAME, FUNDESC, PARAMTYPE1,\
147 PARAMTYPE2, PARAMTYPE3, PARAMTYPE4)\
148 typedef void (FUNDESC *_##FUNNAME)(PARAMTYPE1, PARAMTYPE2, PARAMTYPE3, PARAMTYPE4);\
149 static _##FUNNAME Ref##FUNNAME(){\
150 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
151 return F;\
152 }\
153 static void FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2, PARAMTYPE3 PARAM3, PARAMTYPE4 PARAM4){\
154 if ( Ref##FUNNAME())\
155 {\
156 Ref##FUNNAME()( PARAM1, PARAM2, PARAM3, PARAM4);\
157 }\
158 }
159 #define DLLLOADER_ENTRY_5( FUNNAME, FUNDESC, FUNRET, FUNRETDEF, PARAMTYPE1,\
160 PARAMTYPE2, PARAMTYPE3, PARAMTYPE4, PARAMTYPE5)\
161 typedef FUNRET (FUNDESC *_##FUNNAME)(PARAMTYPE1, \
162 PARAMTYPE2, PARAMTYPE3, PARAMTYPE4, PARAMTYPE5);\
163 static _##FUNNAME Ref##FUNNAME(){\
164 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
165 return F;\
166 }\
167 static FUNRET FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2, \
168 PARAMTYPE3 PARAM3, PARAMTYPE4 PARAM4, PARAMTYPE5 PARAM5){\
169 if ( Ref##FUNNAME())\
170 {\
171 return Ref##FUNNAME()( PARAM1, PARAM2, PARAM3, PARAM4, PARAM5);\
172 }\
173 return FUNRETDEF;\
174 }
175 #define DLLLOADER_ENTRY_VOID5( FUNNAME, FUNDESC, PARAMTYPE1,\
176 PARAMTYPE2, PARAMTYPE3, PARAMTYPE4, PARAMTYPE5)\
177 typedef void (FUNDESC *_##FUNNAME)(PARAMTYPE1, \
178 PARAMTYPE2, PARAMTYPE3, PARAMTYPE4, PARAMTYPE5);\
179 static _##FUNNAME Ref##FUNNAME(){\
180 _##FUNNAME F = (_##FUNNAME)::GetProcAddress( RefHModule(), #FUNNAME);\
181 return F;\
182 }\
183 static void FUNNAME( PARAMTYPE1 PARAM1, PARAMTYPE2 PARAM2, \
184 PARAMTYPE3 PARAM3, PARAMTYPE4 PARAM4, PARAMTYPE5 PARAM5){\
185 if ( Ref##FUNNAME())\
186 {\
187 Ref##FUNNAME()( PARAM1, PARAM2, PARAM3, PARAM4, PARAM5);\
188 }\
189 }
190 #define DLLLOADER_END()\
191 };
192
193 /*
194 ：
195 DLLLOADER_BEGIN( SAMPLE)
196 DLLLOADER_ENTRY_0( Function1, BOOL, FALSE, )
197 DLLLOADER_ENTRY_VOID0( Function2, )
198 DLLLOADER_ENTRY_1( Function3, BOOL, FALSE, , LPCWSTR)
199 DLLLOADER_END()
200
201 DLLLOADER_BEGIN(KERNEL32)
202 DLLLOADER_ENTRY_1( LoadLibraryW, WINAPI, HMODULE, 0, LPCWSTR)
203 DLLLOADER_ENTRY_3( GetModuleFileNameW, WINAPI, DWORD, 0, HMODULE, LPWSTR, DWORD)
204 DLLLOADER_END()
205
206 int _tmain(int argc, _TCHAR* argv[])
207 {
208 DLLLOADER_SAMPLE::Init( L"C:\\Users\\sosopop\\Documents\\Visual Studio 2005\\Projects\\testHandle\\debug\\testLoadDll.dll");
209 DLLLOADER_SAMPLE::Function1();
210 DLLLOADER_SAMPLE::Function2();
211 DLLLOADER_SAMPLE::Function3(L"Function3 Hello");
212 DLLLOADER_SAMPLE::Function4(L"Function4", L"Hello");
213 DLLLOADER_SAMPLE::UnInit();
214
215 DLLLOADER_KERNEL32::Init( L"c:\\windows\\system32\\kernel32.dll");
216 HMODULE h =DLLLOADER_KERNEL32::LoadLibraryW( L"user32.dll");
217 WCHAR sFileName[MAX_PATH]={0};
218 DWORD nSize = DLLLOADER_KERNEL32::GetModuleFileNameW( NULL, sFileName, _countof(sFileName));
219
220 return 0;
221 }
222 */이 내용에 흥미가 있습니까?
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