windows-nt/Source/XPSP1/NT/com/ole32/cs/backend/dsiface.cxx

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2020-09-26 03:20:57 -05:00
//----------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1996.
//
// File: dsiface.cxx
//
// Contents: ADs calls for Class Store Property Read/Write
//
//
// History: Sep-Oct 96. DebiM
//
//----------------------------------------------------------------------------
#include "cstore.hxx"
#pragma warning ( disable : 4018 )
#pragma warning ( disable : 4244 )
//
// From CSPLATFORM to DS datatype
//
void
UnpackPlatform (DWORD *pdwArch,
CSPLATFORM *pPlatform)
{
unsigned char *pc = (unsigned char *)pdwArch;
*(pc) = (unsigned char)pPlatform->dwPlatformId;
*(++pc) = (unsigned char)pPlatform->dwVersionHi;
*(++pc) = (unsigned char)pPlatform->dwVersionLo;
*(++pc) = (unsigned char)pPlatform->dwProcessorArch;
}
//
// From DS datatype to CSPLATFORM
//
void
PackPlatform (DWORD dwArch,
CSPLATFORM *pPlatform)
{
unsigned char *pc = (unsigned char *)&dwArch;
pPlatform->dwPlatformId = *(pc);
pPlatform->dwVersionHi = *(++pc);
pPlatform->dwVersionLo = *(++pc);
pPlatform->dwProcessorArch = *(++pc);
}
//+-------------------------------------------------------------------------
//
// Function: StringFromGUID
//
//--------------------------------------------------------------------------
int StringFromGUID(REFGUID rguid, LPOLESTR lptsz)
{
swprintf(lptsz, L"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
rguid.Data1, rguid.Data2, rguid.Data3,
rguid.Data4[0], rguid.Data4[1],
rguid.Data4[2], rguid.Data4[3],
rguid.Data4[4], rguid.Data4[5],
rguid.Data4[6], rguid.Data4[7]);
return 36;
}
//+-------------------------------------------------------------------------
//
// Function: RdnFromGUID
//
//--------------------------------------------------------------------------
int RDNFromGUID(REFGUID rguid, LPOLESTR lptsz)
{
wcscpy (lptsz, L"CN=");
StringFromGUID(rguid, lptsz+3);
return 3+36;
}
//BUGBUG. This belongs in a common library
void GUIDFromString(
LPOLESTR psz,
GUID *pclsguid)
//
// Converts a Stringified GUID to GUID structure
//
{
WCHAR szC [40];
LPOLESTR szClsId;
LPOLESTR endptr;
memset ((void *)pclsguid, NULL, sizeof (GUID));
if ((!psz) ||
(*psz == NULL))
return;
if (wcslen(psz) < 36)
return;
wcsncpy (&szC [0], psz, 36);
szC[36] = L'\0';
szClsId = &szC[0];
*(szClsId+36) = NULL;
pclsguid->Data4[7] = wcstoul (szClsId+34, &endptr, 16);
*(szClsId+34) = NULL;
pclsguid->Data4[6] = wcstoul (szClsId+32, &endptr, 16);
*(szClsId+32) = NULL;
pclsguid->Data4[5] = wcstoul (szClsId+30, &endptr, 16);
*(szClsId+30) = NULL;
pclsguid->Data4[4] = wcstoul (szClsId+28, &endptr, 16);
*(szClsId+28) = NULL;
pclsguid->Data4[3] = wcstoul (szClsId+26, &endptr, 16);
*(szClsId+26) = NULL;
pclsguid->Data4[2] = wcstoul (szClsId+24, &endptr, 16);
*(szClsId+23) = NULL;
pclsguid->Data4[1] = wcstoul (szClsId+21, &endptr, 16);
*(szClsId+21) = NULL;
pclsguid->Data4[0] = wcstoul (szClsId+19, &endptr, 16);
*(szClsId+18) = NULL;
pclsguid->Data3 = wcstoul (szClsId+14, &endptr, 16);
*(szClsId+13) = NULL;
pclsguid->Data2 = wcstoul (szClsId+9, &endptr, 16);
*(szClsId+8) = NULL;
pclsguid->Data1 = wcstoul (szClsId, &endptr, 16);
}
BOOL IsNullGuid(REFGUID rguid)
{
UINT i;
if (rguid.Data1)
return FALSE;
if (rguid.Data2)
return FALSE;
if (rguid.Data3)
return FALSE;
for (i=0; i < 8; ++i)
{
if (rguid.Data4[i])
return FALSE;
}
return TRUE;
}