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1 // DLLExports.cpp
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2
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3 #include "StdAfx.h"
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4
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5 #include "../../Common/MyInitGuid.h"
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6 #include "../../Common/ComTry.h"
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7 #include "../../Common/Types.h"
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8 #include "../../Windows/PropVariant.h"
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9 #if defined(_WIN32) && defined(_7ZIP_LARGE_PAGES)
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10 extern "C"
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11 {
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12 #include "../../../C/Alloc.h"
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13 }
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14 #endif
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15
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16 #include "IArchive.h"
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17 #include "../ICoder.h"
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18 #include "../IPassword.h"
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19
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20 HINSTANCE g_hInstance;
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21 #ifndef _UNICODE
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22 #ifdef _WIN32
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23 bool g_IsNT = false;
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24 static bool IsItWindowsNT()
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25 {
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26 OSVERSIONINFO versionInfo;
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27 versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
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28 if (!::GetVersionEx(&versionInfo))
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29 return false;
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30 return (versionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT);
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31 }
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32 #endif
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33 #endif
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34
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35 extern "C"
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36 BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
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37 {
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38 if (dwReason == DLL_PROCESS_ATTACH)
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39 {
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40 g_hInstance = hInstance;
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41 #ifndef _UNICODE
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42 #ifdef _WIN32
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43 g_IsNT = IsItWindowsNT();
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44 #endif
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45 #endif
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46 }
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47 return TRUE;
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48 }
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49
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50 DEFINE_GUID(CLSID_CArchiveHandler,
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51 0x23170F69, 0x40C1, 0x278A, 0x10, 0x00, 0x00, 0x01, 0x10, 0x00, 0x00, 0x00);
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52
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53 static const UInt16 kDecodeId = 0x2790;
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54
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55 DEFINE_GUID(CLSID_CCodec,
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56 0x23170F69, 0x40C1, kDecodeId, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
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57
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58 STDAPI CreateCoder(const GUID *clsid, const GUID *iid, void **outObject);
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59 STDAPI CreateArchiver(const GUID *classID, const GUID *iid, void **outObject);
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60
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61 STDAPI CreateObject(const GUID *clsid, const GUID *iid, void **outObject)
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62 {
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63 // COM_TRY_BEGIN
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64 *outObject = 0;
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65 if (*iid == IID_ICompressCoder || *iid == IID_ICompressCoder2 || *iid == IID_ICompressFilter)
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66 {
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67 return CreateCoder(clsid, iid, outObject);
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68 }
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69 else
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70 {
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71 return CreateArchiver(clsid, iid, outObject);
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72 }
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73 // COM_TRY_END
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74 }
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75
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76 STDAPI SetLargePageMode()
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77 {
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78 #if defined(_WIN32) && defined(_7ZIP_LARGE_PAGES)
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79 SetLargePageSize();
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80 #endif
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81 return S_OK;
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82 }
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