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// DLLExports.cpp
#include "StdAfx.h"
#include "Common/MyInitGuid.h"
#include "Common/ComTry.h"
#include "Windows/PropVariant.h"
#include "../../ICoder.h"
#include "NsisHandler.h"
// {23170F69-40C1-278A-1000-000110090000}
DEFINE_GUID(CLSID_CNsisHandler,
0x23170F69, 0x40C1, 0x278A, 0x10, 0x00, 0x00, 0x01, 0x10, 0x09, 0x00, 0x00);
HINSTANCE g_hInstance;
#ifndef _UNICODE
bool g_IsNT = false;
static bool IsItWindowsNT()
{
OSVERSIONINFO versionInfo;
versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
if (!::GetVersionEx(&versionInfo))
return false;
return (versionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT);
}
#endif
extern "C"
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
{
if (dwReason == DLL_PROCESS_ATTACH)
{
g_hInstance = hInstance;
#ifndef _UNICODE
g_IsNT = IsItWindowsNT();
#endif
}
return TRUE;
}
STDAPI CreateObject(
const GUID *classID,
const GUID *interfaceID,
void **outObject)
{
COM_TRY_BEGIN
*outObject = 0;
if (*classID != CLSID_CNsisHandler)
return CLASS_E_CLASSNOTAVAILABLE;
int needIn = *interfaceID == IID_IInArchive;
// int needOut = *interfaceID == IID_IOutArchive;
if (needIn /*|| needOut */)
{
NArchive::NNsis::CHandler *temp = new NArchive::NNsis::CHandler;
if (needIn)
{
CMyComPtr<IInArchive> inArchive = (IInArchive *)temp;
*outObject = inArchive.Detach();
}
/*
else
{
CMyComPtr<IOutArchive> outArchive = (IOutArchive *)temp;
*outObject = outArchive.Detach();
}
*/
}
else
return E_NOINTERFACE;
COM_TRY_END
return S_OK;
}
STDAPI GetHandlerProperty(PROPID propID, PROPVARIANT *value)
{
NWindows::NCOM::CPropVariant propVariant;
switch(propID)
{
case NArchive::kName:
propVariant = L"Nsis";
break;
case NArchive::kClassID:
{
if ((value->bstrVal = ::SysAllocStringByteLen(
(const char *)&CLSID_CNsisHandler, sizeof(GUID))) != 0)
value->vt = VT_BSTR;
return S_OK;
}
case NArchive::kExtension:
propVariant = L"exe";
break;
case NArchive::kUpdate:
propVariant = false;
break;
case NArchive::kStartSignature:
{
if ((value->bstrVal = ::SysAllocStringByteLen((const char *)NArchive::NNsis::kSignature,
NArchive::NNsis::kSignatureSize)) != 0)
value->vt = VT_BSTR;
return S_OK;
}
case NArchive::kAssociate:
{
propVariant = false;
break;
}
}
propVariant.Detach(value);
return S_OK;
}
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