调用Dll 中的函数

http://blog.csdn.net/very_2/article/details/6534915

#ifdef __cplusplus
extern "C" {
#endif
_declspec (dllexport) int add(int a, char b)
{
return a + b;
}
_declspec (dllexport) BOOLEAN CosClient_hook(int a, char b) {

hlog("fuck_begin");
wchar_t name[MAX_PATH];

//dll_inst = hinst;

HANDLE cur_thread;
bool success = DuplicateHandle(GetCurrentProcess(),
GetCurrentThread(),
GetCurrentProcess(), &cur_thread,
SYNCHRONIZE, false, 0);

if (!success)
DbgOut("Failed to get current thread handle");

if (!init_signals()) {
return false;
}
if (!init_system_path()) {
return false;
}
if (!init_hook_info()) {
return false;
}
if (!init_mutexes()) {
return false;
}

/* this prevents the library from being automatically unloaded
* by the next FreeLibrary call */
//GetModuleFileNameW(hinst, name, MAX_PATH);
//LoadLibraryW(name);

capture_thread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE)My_capture_thread,
(LPVOID)cur_thread, 0, 0);
if (!capture_thread) {
CloseHandle(cur_thread);
return false;
}
return true;
}

#ifdef __cplusplus
}
#endif

HMODULE hModule = NULL;
typedef int(*Func)(int a, int b);

hModule = LoadLibrary(_TEXT( "E:/Test/graphics-hook32.dll" ));
Func fAdd = (Func)GetProcAddress(hModule, "add");
int ans = fAdd(5, 2);
debug(ans);

Func fCosHook = (Func)GetProcAddress(hModule, "CosClient_hook");
BOOLEAN res = fCosHook(1,2);
debug(res);