windows-nt/Source/XPSP1/NT/ds/adsi/nw312/nw2var.cxx
2020-09-26 16:20:57 +08:00

473 lines
8.3 KiB
C++

//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1995.
//
// File: nw2var.cxx
//
// Contents: Nw312 Object to Variant Copy Routines
//
// Functions:
//
// History: 06/12/96 KrishnaG created.
// cloned off NDS conversion code.
//
//
//----------------------------------------------------------------------------
//
// NTType objects copy code
//
#include "nwcompat.hxx"
#pragma hdrstop
void
VarTypeFreeVarObjects(
PVARIANT pVarObject,
DWORD dwNumValues
)
{
DWORD i = 0;
if( !pVarObject){
return;
}
for (i = 0; i < dwNumValues; i++ ) {
VariantClear(pVarObject + i);
}
FreeADsMem(pVarObject);
return;
}
HRESULT
NTTypeToVarTypeCopyBOOL(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
if(!pNTSrcValue){
RRETURN(E_POINTER);
}
lpVarDestObject->vt = VT_BOOL;
if((pNTSrcValue->NTValue).fValue){
lpVarDestObject->boolVal = VARIANT_TRUE; // notation for TRUE in V_BOOL
} else {
lpVarDestObject->boolVal = VARIANT_FALSE;
}
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopySYSTEMTIME(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
if(!pNTSrcValue){
RRETURN(E_POINTER);
}
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
lpVarDestObject->vt = VT_DATE;
hr = ConvertSystemTimeToDATE (pNTSrcValue->NTValue.stSystemTimeValue,
&lpVarDestObject->date );
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopyDWORD(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
//
// we cast the DWORD to a LONG
//
HRESULT hr = S_OK;
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
if(!pNTSrcValue){
RRETURN(E_POINTER);
}
lpVarDestObject->vt = VT_I4;
lpVarDestObject->lVal = (LONG)(pNTSrcValue->NTValue).dwValue;
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopyDATE(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
SYSTEMTIME stSystemTime;
SYSTEMTIME LocalTime;
DATE date ;
BOOL fRetval;
GetSystemTime( &stSystemTime);
fRetval = SystemTimeToTzSpecificLocalTime(
NULL,
&stSystemTime,
&LocalTime
);
if(!fRetval){
RRETURN(HRESULT_FROM_WIN32(GetLastError()));
}
stSystemTime.wHour = (WORD)(pNTSrcValue->NTValue.dwValue)/60;
stSystemTime.wMinute = (WORD)(pNTSrcValue->NTValue.dwValue)%60;
stSystemTime.wSecond =0;
stSystemTime.wMilliseconds = 0;
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
if(!pNTSrcValue){
RRETURN(E_POINTER);
}
lpVarDestObject->vt = VT_DATE;
hr = ConvertSystemTimeToDATE (stSystemTime,
&date );
BAIL_ON_FAILURE(hr);
lpVarDestObject->date = date - (DWORD)date;
error:
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopyNW312DATE(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
SYSTEMTIME stSystemTime;
SYSTEMTIME LocalTime;
DATE date ;
BOOL fRetval;
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
if(!pNTSrcValue){
RRETURN(E_POINTER);
}
lpVarDestObject->vt = VT_DATE;
hr = ConvertNW312DateToVariant(
pNTSrcValue->NTValue.Nw312Date,
&lpVarDestObject->date
);
BAIL_ON_FAILURE(hr);
error:
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopyOctetString(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
hr = BinaryToVariant(
(pNTSrcValue->NTValue).octetstring.dwSize,
(pNTSrcValue->NTValue).octetstring.pByte,
lpVarDestObject
);
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopyLPTSTR(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
lpVarDestObject->vt = VT_BSTR;
if(!(pNTSrcValue->NTValue).pszValue){
lpVarDestObject->bstrVal = NULL;
hr = S_OK;
goto error;
}
if(!pNTSrcValue){
lpVarDestObject->bstrVal = NULL;
} else {
hr = ADsAllocString((pNTSrcValue->NTValue).pszValue,
&(lpVarDestObject->bstrVal));
}
error:
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopyDelimitedString(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
if(!pNTSrcValue){
RRETURN(E_POINTER);
} else {
hr = DelimitedStringToVariant((pNTSrcValue->NTValue).pszValue,
lpVarDestObject,
TEXT(',') );
}
RRETURN(hr);
}
HRESULT
NTTypeToVarTypeCopyNulledString(
PNTOBJECT pNTSrcValue,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
if(!pNTSrcValue){
RRETURN(E_POINTER);
}
if(!lpVarDestObject){
RRETURN(E_POINTER);
}
if(!(pNTSrcValue->NTValue).pszValue){
RRETURN(E_POINTER);
}
hr = NulledStringToVariant((pNTSrcValue->NTValue).pszValue,
lpVarDestObject );
RRETURN(hr);
}
HRESULT
NtTypeToVarTypeCopy(
PNTOBJECT lpNtSrcObject,
PVARIANT lpVarDestObject
)
{
HRESULT hr = S_OK;
switch (lpNtSrcObject->NTType) {
case NT_SYNTAX_ID_BOOL:
hr = NTTypeToVarTypeCopyBOOL(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_SYSTEMTIME:
hr = NTTypeToVarTypeCopySYSTEMTIME(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_DWORD:
hr = NTTypeToVarTypeCopyDWORD(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_DATE:
hr = NTTypeToVarTypeCopyDATE(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_NW312DATE:
hr = NTTypeToVarTypeCopyNW312DATE(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_LPTSTR:
hr = NTTypeToVarTypeCopyLPTSTR(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_DelimitedString:
hr = NTTypeToVarTypeCopyDelimitedString(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_NulledString :
hr = NTTypeToVarTypeCopyNulledString(
lpNtSrcObject,
lpVarDestObject
);
break;
case NT_SYNTAX_ID_OCTETSTRING :
hr = NTTypeToVarTypeCopyOctetString(
lpNtSrcObject,
lpVarDestObject
);
break;
default:
hr = E_FAIL;
break;
}
RRETURN(hr);
}
HRESULT
NtTypeToVarTypeCopyConstruct(
LPNTOBJECT pNtSrcObjects,
DWORD dwNumObjects,
PVARIANT pVarDestObjects
)
{
long i = 0;
HRESULT hr = S_OK;
VariantInit(pVarDestObjects);
//
// The following are for handling are multi-value properties
//
SAFEARRAY *aList = NULL;
SAFEARRAYBOUND aBound;
aBound.lLbound = 0;
aBound.cElements = dwNumObjects;
aList = SafeArrayCreate( VT_VARIANT, 1, &aBound );
if ( aList == NULL )
{
hr = E_OUTOFMEMORY;
BAIL_ON_FAILURE(hr);
}
for ( i = 0; i < (long) dwNumObjects; i++ )
{
VARIANT v;
VariantInit(&v);
hr = NtTypeToVarTypeCopy( pNtSrcObjects + i,
&v );
BAIL_ON_FAILURE(hr);
hr = SafeArrayPutElement( aList, &i, &v );
VariantClear(&v);
BAIL_ON_FAILURE(hr);
}
V_VT(pVarDestObjects) = VT_ARRAY | VT_VARIANT;
V_ARRAY(pVarDestObjects) = aList;
RRETURN(S_OK);
error:
if ( aList )
SafeArrayDestroy( aList );
RRETURN(hr);
}