gecko/modules/lib7z/LZMASDK/CPP/Windows/DLL.cpp

111 lines
2.4 KiB
C++

// Windows/DLL.cpp
#include "StdAfx.h"
#ifndef _UNICODE
#include "../Common/StringConvert.h"
#endif
#include "DLL.h"
#ifndef _UNICODE
extern bool g_IsNT;
#endif
namespace NWindows {
namespace NDLL {
bool CLibrary::Free()
{
if (_module == 0)
return true;
// MessageBox(0, TEXT(""), TEXT("Free"), 0);
// Sleep(5000);
if (!::FreeLibrary(_module))
return false;
_module = 0;
return true;
}
bool CLibrary::LoadOperations(HMODULE newModule)
{
if (newModule == NULL)
return false;
if (!Free())
return false;
_module = newModule;
return true;
}
bool CLibrary::LoadEx(LPCTSTR fileName, DWORD flags)
{
// MessageBox(0, fileName, TEXT("LoadEx"), 0);
return LoadOperations(::LoadLibraryEx(fileName, NULL, flags));
}
bool CLibrary::Load(LPCTSTR fileName)
{
// MessageBox(0, fileName, TEXT("Load"), 0);
// Sleep(5000);
// OutputDebugString(fileName);
// OutputDebugString(TEXT("\n"));
return LoadOperations(::LoadLibrary(fileName));
}
#ifndef _UNICODE
static inline UINT GetCurrentCodePage() { return ::AreFileApisANSI() ? CP_ACP : CP_OEMCP; }
CSysString GetSysPath(LPCWSTR sysPath)
{ return UnicodeStringToMultiByte(sysPath, GetCurrentCodePage()); }
bool CLibrary::LoadEx(LPCWSTR fileName, DWORD flags)
{
if (g_IsNT)
return LoadOperations(::LoadLibraryExW(fileName, NULL, flags));
return LoadEx(GetSysPath(fileName), flags);
}
bool CLibrary::Load(LPCWSTR fileName)
{
if (g_IsNT)
return LoadOperations(::LoadLibraryW(fileName));
return Load(GetSysPath(fileName));
}
#endif
bool MyGetModuleFileName(HMODULE hModule, CSysString &result)
{
result.Empty();
TCHAR fullPath[MAX_PATH + 2];
DWORD size = ::GetModuleFileName(hModule, fullPath, MAX_PATH + 1);
if (size <= MAX_PATH && size != 0)
{
result = fullPath;
return true;
}
return false;
}
#ifndef _UNICODE
bool MyGetModuleFileName(HMODULE hModule, UString &result)
{
result.Empty();
if (g_IsNT)
{
wchar_t fullPath[MAX_PATH + 2];
DWORD size = ::GetModuleFileNameW(hModule, fullPath, MAX_PATH + 1);
if (size <= MAX_PATH && size != 0)
{
result = fullPath;
return true;
}
return false;
}
CSysString resultSys;
if (!MyGetModuleFileName(hModule, resultSys))
return false;
result = MultiByteToUnicodeString(resultSys, GetCurrentCodePage());
return true;
}
#endif
}}