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| author | Igor Pavlov <87184205+ip7z@users.noreply.github.com> | 2021-12-27 00:00:00 +0000 |
|---|---|---|
| committer | Igor Pavlov <87184205+ip7z@users.noreply.github.com> | 2022-03-18 15:35:13 +0500 |
| commit | f19f813537c7aea1c20749c914e756b54a9c3cf5 (patch) | |
| tree | 816ba62ca7c0fa19f2eb46d9e9d6f7dd7c3a744d /CPP/Windows/DLL.h | |
| parent | 98e06a519b63b81986abe76d28887f6984a7732b (diff) | |
| download | 7zip-21.07.tar.gz 7zip-21.07.tar.bz2 7zip-21.07.zip | |
'21.07'21.07
Diffstat (limited to 'CPP/Windows/DLL.h')
| -rw-r--r-- | CPP/Windows/DLL.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/CPP/Windows/DLL.h b/CPP/Windows/DLL.h new file mode 100644 index 0000000..0c093ee --- /dev/null +++ b/CPP/Windows/DLL.h | |||
| @@ -0,0 +1,84 @@ | |||
| 1 | // Windows/DLL.h | ||
| 2 | |||
| 3 | #ifndef __WINDOWS_DLL_H | ||
| 4 | #define __WINDOWS_DLL_H | ||
| 5 | |||
| 6 | #include "../Common/MyString.h" | ||
| 7 | |||
| 8 | namespace NWindows { | ||
| 9 | namespace NDLL { | ||
| 10 | |||
| 11 | #ifdef _WIN32 | ||
| 12 | |||
| 13 | #ifdef UNDER_CE | ||
| 14 | #define My_GetProcAddress(module, procName) (void *)::GetProcAddressA(module, procName) | ||
| 15 | #else | ||
| 16 | #define My_GetProcAddress(module, procName) (void *)::GetProcAddress(module, procName) | ||
| 17 | #endif | ||
| 18 | |||
| 19 | /* Win32: Don't call CLibrary::Free() and FreeLibrary() from another | ||
| 20 | FreeLibrary() code: detaching code in DLL entry-point or in | ||
| 21 | destructors of global objects in DLL module. */ | ||
| 22 | |||
| 23 | class CLibrary | ||
| 24 | { | ||
| 25 | HMODULE _module; | ||
| 26 | |||
| 27 | // CLASS_NO_COPY(CLibrary); | ||
| 28 | public: | ||
| 29 | CLibrary(): _module(NULL) {}; | ||
| 30 | ~CLibrary() { Free(); } | ||
| 31 | |||
| 32 | operator HMODULE() const { return _module; } | ||
| 33 | HMODULE* operator&() { return &_module; } | ||
| 34 | bool IsLoaded() const { return (_module != NULL); } | ||
| 35 | |||
| 36 | void Attach(HMODULE m) | ||
| 37 | { | ||
| 38 | Free(); | ||
| 39 | _module = m; | ||
| 40 | } | ||
| 41 | HMODULE Detach() | ||
| 42 | { | ||
| 43 | HMODULE m = _module; | ||
| 44 | _module = NULL; | ||
| 45 | return m; | ||
| 46 | } | ||
| 47 | |||
| 48 | bool Free() throw(); | ||
| 49 | bool LoadEx(CFSTR path, DWORD flags = LOAD_LIBRARY_AS_DATAFILE) throw(); | ||
| 50 | bool Load(CFSTR path) throw(); | ||
| 51 | // FARPROC | ||
| 52 | void *GetProc(LPCSTR procName) const { return My_GetProcAddress(_module, procName); } | ||
| 53 | }; | ||
| 54 | |||
| 55 | #else | ||
| 56 | |||
| 57 | typedef void * HMODULE; | ||
| 58 | // typedef int (*FARPROC)(); | ||
| 59 | // typedef void *FARPROC; | ||
| 60 | |||
| 61 | class CLibrary | ||
| 62 | { | ||
| 63 | HMODULE _module; | ||
| 64 | |||
| 65 | // CLASS_NO_COPY(CLibrary); | ||
| 66 | public: | ||
| 67 | CLibrary(): _module(NULL) {}; | ||
| 68 | ~CLibrary() { Free(); } | ||
| 69 | |||
| 70 | bool Free() throw(); | ||
| 71 | bool Load(CFSTR path) throw(); | ||
| 72 | // FARPROC | ||
| 73 | void *GetProc(LPCSTR procName) const; // { return My_GetProcAddress(_module, procName); } | ||
| 74 | }; | ||
| 75 | |||
| 76 | #endif | ||
| 77 | |||
| 78 | bool MyGetModuleFileName(FString &path); | ||
| 79 | |||
| 80 | FString GetModuleDirPrefix(); | ||
| 81 | |||
| 82 | }} | ||
| 83 | |||
| 84 | #endif | ||