p7zip-rar/CPP/Windows/DLL.h

51 lines
920 B
C++

// Windows/DLL.h
#ifndef __WINDOWS_DLL_H
#define __WINDOWS_DLL_H
#include "../Common/MyString.h"
typedef void * HMODULE;
// #define LOAD_LIBRARY_AS_DATAFILE 0
typedef int (*FARPROC)();
namespace NWindows {
namespace NDLL {
class CLibrary
{
HMODULE _module;
public:
CLibrary(): _module(NULL) {};
~CLibrary() { Free(); }
operator HMODULE() const { return _module; }
HMODULE* operator&() { return &_module; }
bool IsLoaded() const { return (_module != NULL); };
void Attach(HMODULE m)
{
Free();
_module = m;
}
HMODULE Detach()
{
HMODULE m = _module;
_module = NULL;
return m;
}
bool Free();
// bool LoadEx(CFSTR path, DWORD flags = LOAD_LIBRARY_AS_DATAFILE);
bool Load(CFSTR path);
FARPROC GetProc(LPCSTR procName) const; // { return My_GetProcAddress(_module, procName); }
};
bool MyGetModuleFileName(FString &path);
FString GetModuleDirPrefix();
}}
#endif