1 // DLLExports.cpp

     2 

     3 #include "StdAfx.h"

     4 

     5 #include "../../Common/MyInitGuid.h"

     6 #include "../../Common/ComTry.h"

     7 #include "../../Common/Types.h"

     8 #include "../../Windows/PropVariant.h"

     9 #if defined(_WIN32) && defined(_7ZIP_LARGE_PAGES)

    10 extern "C" 

    11 { 

    12 #include "../../../C/Alloc.h"

    13 }

    14 #endif

    15 

    16 #include "IArchive.h"

    17 #include "../ICoder.h"

    18 #include "../IPassword.h"

    19 

    20 HINSTANCE g_hInstance;

    21 #ifndef _UNICODE

    22 #ifdef _WIN32

    23 bool g_IsNT = false;

    24 static bool IsItWindowsNT()

    25 {

    26   OSVERSIONINFO versionInfo;

    27   versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);

    28   if (!::GetVersionEx(&versionInfo)) 

    29     return false;

    30   return (versionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT);

    31 }

    32 #endif

    33 #endif

    34 

    35 extern "C"

    36 BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)

    37 {

    38   if (dwReason == DLL_PROCESS_ATTACH)

    39   {

    40     g_hInstance = hInstance;

    41     #ifndef _UNICODE

    42     #ifdef _WIN32

    43     g_IsNT = IsItWindowsNT();

    44     #endif

    45     #endif

    46   }

    47   return TRUE;

    48 }

    49 

    50 DEFINE_GUID(CLSID_CArchiveHandler, 

    51 0x23170F69, 0x40C1, 0x278A, 0x10, 0x00, 0x00, 0x01, 0x10, 0x00, 0x00, 0x00);

    52 

    53 static const UInt16 kDecodeId = 0x2790;

    54 

    55 DEFINE_GUID(CLSID_CCodec, 

    56 0x23170F69, 0x40C1, kDecodeId, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);

    57 

    58 STDAPI CreateCoder(const GUID *clsid, const GUID *iid, void **outObject);

    59 STDAPI CreateArchiver(const GUID *classID, const GUID *iid, void **outObject);

    60 

    61 STDAPI CreateObject(const GUID *clsid, const GUID *iid, void **outObject)

    62 {

    63   // COM_TRY_BEGIN

    64   *outObject = 0;

    65   if (*iid == IID_ICompressCoder || *iid == IID_ICompressCoder2 || *iid == IID_ICompressFilter)

    66   {

    67     return CreateCoder(clsid, iid, outObject);

    68   }

    69   else

    70   {

    71     return CreateArchiver(clsid, iid, outObject);

    72   }

    73   // COM_TRY_END

    74 }

    75 

    76 STDAPI SetLargePageMode()

    77 {

    78   #if defined(_WIN32) && defined(_7ZIP_LARGE_PAGES)

    79   SetLargePageSize();

    80   #endif

    81   return S_OK;

    82 }