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92 lines
2.3 KiB
C++
Executable File
92 lines
2.3 KiB
C++
Executable File
// DLLExports.cpp
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#include "StdAfx.h"
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#include "Common/MyInitGuid.h"
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#include "Common/ComTry.h"
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#include "Rar1Decoder.h"
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#include "Rar2Decoder.h"
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#include "Rar3Decoder.h"
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// #include "Rar29Decoder.h"
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#define RarClassId(ver) CLSID_CCompressRar ## ver ## Decoder
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#define MyClassRar(ver) DEFINE_GUID(RarClassId(ver), \
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0x23170F69, 0x40C1, 0x278B, 0x04, 0x03, ver, 0x00, 0x00, 0x00, 0x00, 0x00);
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MyClassRar(1);
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MyClassRar(2);
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MyClassRar(3);
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#define CreateCoder(ver) if (*clsid == RarClassId(ver)) \
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{ if (!correctInterface) return E_NOINTERFACE; \
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coder = (ICompressCoder *)new NCompress::NRar ## ver::CDecoder; }
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extern "C"
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BOOL WINAPI DllMain(HINSTANCE /* hInstance */, DWORD /* dwReason */, LPVOID /*lpReserved*/)
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{
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return TRUE;
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}
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STDAPI CreateObject(const GUID *clsid, const GUID *iid, void **outObject)
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{
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COM_TRY_BEGIN
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*outObject = 0;
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int correctInterface = (*iid == IID_ICompressCoder);
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CMyComPtr<ICompressCoder> coder;
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CreateCoder(1) else
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CreateCoder(2) else
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CreateCoder(3) else
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return CLASS_E_CLASSNOTAVAILABLE;
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*outObject = coder.Detach();
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COM_TRY_END
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return S_OK;
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}
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struct CRarMethodItem
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{
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char ID[3];
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const wchar_t *UserName;
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const GUID *Decoder;
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};
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static CRarMethodItem g_Methods[] =
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{
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{ { 0x04, 0x03, 0x01 }, L"Rar15", &RarClassId(1) },
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{ { 0x04, 0x03, 0x02 }, L"Rar20", &RarClassId(2) },
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{ { 0x04, 0x03, 0x03 }, L"Rar29", &RarClassId(3) }
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};
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STDAPI GetNumberOfMethods(UINT32 *numMethods)
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{
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*numMethods = sizeof(g_Methods) / sizeof(g_Methods[1]);
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return S_OK;
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}
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STDAPI GetMethodProperty(UINT32 index, PROPID propID, PROPVARIANT *value)
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{
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if (index > sizeof(g_Methods) / sizeof(g_Methods[1]))
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return E_INVALIDARG;
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VariantClear((tagVARIANT *)value);
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const CRarMethodItem &method = g_Methods[index];
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switch(propID)
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{
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case NMethodPropID::kID:
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if ((value->bstrVal = ::SysAllocStringByteLen(method.ID,
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sizeof(method.ID))) != 0)
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value->vt = VT_BSTR;
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return S_OK;
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case NMethodPropID::kName:
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if ((value->bstrVal = ::SysAllocString(method.UserName)) != 0)
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value->vt = VT_BSTR;
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return S_OK;
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case NMethodPropID::kDecoder:
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if ((value->bstrVal = ::SysAllocStringByteLen(
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(const char *)method.Decoder, sizeof(GUID))) != 0)
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value->vt = VT_BSTR;
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return S_OK;
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}
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return S_OK;
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}
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