archive
/
windows-xp
mirror of https://github.com/tongzx/nt5src
2
0
Fork 0
Code Issues Projects Releases Wiki Activity
Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
9 Commits
1 Branch
0 Tags
2.0 GiB
 
 
 
 
 
 
Tree: 75c48ba87f
Branches Tags
${ item.name }
Create tag ${ searchTerm }
Create branch ${ searchTerm }
from '75c48ba87f'
${ noResults }
windows-xp/Source/XPSP1/NT/enduser/netmeeting/ulsldap/ulsuser.cpp

1173 lines
28 KiB
Raw Blame History

//****************************************************************************
//
// Module: ULS.DLL
// File: ulsuser.cpp
// Content: This file contains the User object.
// History:
// Wed 17-Apr-1996 11:13:54 -by- Viroon Touranachun [viroont]
//
// Copyright (c) Microsoft Corporation 1996-1997
//
//****************************************************************************
#include "ulsp.h"
#include "ulsuser.h"
#include "ulsapp.h"
#include "culs.h"
#include "attribs.h"
#include "callback.h"
//****************************************************************************
// Event Notifiers
//****************************************************************************
//
//****************************************************************************
// HRESULT
// OnNotifyGetApplicationResult (IUnknown *pUnk, void *pv)
//
// History:
// Wed 17-Apr-1996 11:14:03 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
HRESULT
OnNotifyGetApplicationResult (IUnknown *pUnk, void *pv)
{
POBJRINFO pobjri = (POBJRINFO)pv;
((IULSUserNotify*)pUnk)->GetApplicationResult(pobjri->uReqID,
(IULSApplication *)pobjri->pv,
pobjri->hResult);
return S_OK;
}
//****************************************************************************
// HRESULT
// OnNotifyEnumApplicationsResult (IUnknown *pUnk, void *pv)
//
// History:
// Wed 17-Apr-1996 11:14:03 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
HRESULT
OnNotifyEnumApplicationsResult (IUnknown *pUnk, void *pv)
{
CEnumNames *penum = NULL;
PENUMRINFO peri = (PENUMRINFO)pv;
HRESULT hr = peri->hResult;
if (SUCCEEDED(hr))
{
// Create a Application enumerator
//
penum = new CEnumNames;
if (penum != NULL)
{
hr = penum->Init((LPTSTR)peri->pv, peri->cItems);
if (SUCCEEDED(hr))
{
penum->AddRef();
}
else
{
delete penum;
penum = NULL;
};
}
else
{
hr = ULS_E_MEMORY;
};
};
// Notify the sink object
//
((IULSUserNotify*)pUnk)->EnumApplicationsResult(peri->uReqID,
penum != NULL ?
(IEnumULSNames *)penum :
NULL,
hr);
if (penum != NULL)
{
penum->Release();
};
return hr;
}
//****************************************************************************
// Class Implementation
//****************************************************************************
//
//****************************************************************************
// CUlsUser::CUlsUser (void)
//
// History:
// Wed 17-Apr-1996 11:14:03 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
CUlsUser::CUlsUser (void)
{
cRef = 0;
szServer = NULL;
szID = NULL;
szFirstName = NULL;
szLastName = NULL;
szEMailName = NULL;
szCityName = NULL;
szCountryName= NULL;
szComment = NULL;
szIPAddr = NULL;
m_dwFlags = 0;
pConnPt = NULL;
return;
}
//****************************************************************************
// CUlsUser::~CUlsUser (void)
//
// History:
// Wed 17-Apr-1996 11:14:03 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
CUlsUser::~CUlsUser (void)
{
if (szServer != NULL)
FreeLPTSTR(szServer);
if (szID != NULL)
FreeLPTSTR(szID);
if (szFirstName != NULL)
FreeLPTSTR(szFirstName);
if (szLastName != NULL)
FreeLPTSTR(szLastName);
if (szEMailName != NULL)
FreeLPTSTR(szEMailName);
if (szCityName != NULL)
FreeLPTSTR(szCityName);
if (szCountryName != NULL)
FreeLPTSTR(szCountryName);
if (szComment != NULL)
FreeLPTSTR(szComment);
if (szIPAddr != NULL)
FreeLPTSTR(szIPAddr);
// Release the connection point
//
if (pConnPt != NULL)
{
pConnPt->ContainerReleased();
((IConnectionPoint*)pConnPt)->Release();
};
return;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::Init (LPTSTR szServerName, PLDAP_USERINFO *pui)
//
// History:
// Wed 17-Apr-1996 11:14:03 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::Init (LPTSTR szServerName, PLDAP_USERINFO pui)
{
HRESULT hr;
// Validate parameter
//
if ((pui->uSize != sizeof(*pui)) ||
(pui->uOffsetName == 0))
{
return ULS_E_PARAMETER;
};
// Remember the server name
//
hr = SafeSetLPTSTR(&szServer, szServerName);
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szID, (LPCTSTR)(((PBYTE)pui)+pui->uOffsetName));
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szFirstName,
(LPCTSTR)(((PBYTE)pui)+pui->uOffsetFirstName));
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szLastName,
(LPCTSTR)(((PBYTE)pui)+pui->uOffsetLastName));
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szEMailName,
(LPCTSTR)(((PBYTE)pui)+pui->uOffsetEMailName));
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szCityName,
(LPCTSTR)(((PBYTE)pui)+pui->uOffsetCityName));
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szCountryName, (LPCTSTR)(((PBYTE)pui)+
pui->uOffsetCountryName));
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szComment, (LPCTSTR)(((PBYTE)pui)+
pui->uOffsetComment));
if (SUCCEEDED(hr))
{
hr = SafeSetLPTSTR(&szIPAddr, (LPCTSTR)(((PBYTE)pui)+
pui->uOffsetIPAddress));
m_dwFlags = pui->dwFlags;
};
};
};
};
};
};
};
};
if (SUCCEEDED(hr))
{
// Make the connection point
//
pConnPt = new CConnectionPoint (&IID_IULSUserNotify,
(IConnectionPointContainer *)this);
if (pConnPt != NULL)
{
((IConnectionPoint*)pConnPt)->AddRef();
hr = NOERROR;
}
else
{
hr = ULS_E_MEMORY;
};
};
return hr;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::QueryInterface (REFIID riid, void **ppv)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::QueryInterface (REFIID riid, void **ppv)
{
*ppv = NULL;
if (riid == IID_IULSUser || riid == IID_IUnknown)
{
*ppv = (IULSUser *) this;
}
else
{
if (riid == IID_IConnectionPointContainer)
{
*ppv = (IConnectionPointContainer *) this;
};
};
if (*ppv != NULL)
{
((LPUNKNOWN)*ppv)->AddRef();
return S_OK;
}
else
{
return ULS_E_NO_INTERFACE;
};
}
//****************************************************************************
// STDMETHODIMP_(ULONG)
// CUlsUser::AddRef (void)
//
// History:
// Wed 17-Apr-1996 11:14:17 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP_(ULONG)
CUlsUser::AddRef (void)
{
cRef++;
return cRef;
}
//****************************************************************************
// STDMETHODIMP_(ULONG)
// CUlsUser::Release (void)
//
// History:
// Wed 17-Apr-1996 11:14:26 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP_(ULONG)
CUlsUser::Release (void)
{
cRef--;
if (cRef == 0)
{
delete this;
return 0;
}
else
{
return cRef;
};
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::NotifySink (void *pv, CONN_NOTIFYPROC pfn)
//
// History:
// Wed 17-Apr-1996 11:14:03 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::NotifySink (void *pv, CONN_NOTIFYPROC pfn)
{
HRESULT hr = S_OK;
if (pConnPt != NULL)
{
hr = pConnPt->Notify(pv, pfn);
};
return hr;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetID (BSTR *pbstrID)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetID (BSTR *pbstrID)
{
// Validate parameter
//
if (pbstrID == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrID, szID);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetFirstName (BSTR *pbstrName)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetFirstName (BSTR *pbstrName)
{
// Validate parameter
//
if (pbstrName == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrName, szFirstName);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetLastName (BSTR *pbstrName)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetLastName (BSTR *pbstrName)
{
// Validate parameter
//
if (pbstrName == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrName, szLastName);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetEMailName (BSTR *pbstrName)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetEMailName (BSTR *pbstrName)
{
// Validate parameter
//
if (pbstrName == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrName, szEMailName);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetCityName (BSTR *pbstrName)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetCityName (BSTR *pbstrName)
{
// Validate parameter
//
if (pbstrName == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrName, szCityName);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetCountryName (BSTR *pbstrName)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetCountryName (BSTR *pbstrName)
{
// Validate parameter
//
if (pbstrName == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrName, szCountryName);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetComment (BSTR *pbstrComment)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetComment (BSTR *pbstrComment)
{
// Validate parameter
//
if (pbstrComment == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrComment, szComment);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetFlags ( DWORD *pdwFlags )
//
// History:
// Tue 05-Nov-1996 10:30:00 -by- Chu, Lon-Chan [lonchanc]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetFlags ( DWORD *pdwFlags )
{
// Validate parameter
//
if (pdwFlags == NULL)
return ULS_E_POINTER;
*pdwFlags = m_dwFlags;
return S_OK;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetIPAddress (BSTR *pbstrAddr)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetIPAddress (BSTR *pbstrAddr)
{
// Validate parameter
//
if (pbstrAddr == NULL)
{
return E_POINTER;
};
return LPTSTR_to_BSTR(pbstrAddr, szIPAddr);
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetApplication (REFGUID rguid, ULONG *puReqID)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetApplication (BSTR bstrAppName, IULSAttributes *pAttributes, ULONG *puReqID)
{
LDAP_ASYNCINFO ldai;
LPTSTR pszAppName;
HRESULT hr;
// Validate parameter
//
if (bstrAppName == NULL || puReqID == NULL)
return E_POINTER;
// Convert application name
//
hr = BSTR_to_LPTSTR (&pszAppName, bstrAppName);
if (hr != S_OK)
return hr;
// Get arbitrary attribute name list if any
//
ULONG cAttrNames = 0;
ULONG cbNames = 0;
TCHAR *pszAttrNameList = NULL;
if (pAttributes != NULL)
{
hr = ((CAttributes *) pAttributes)->GetAttributeList (&pszAttrNameList, &cAttrNames, &cbNames);
if (hr != S_OK)
return hr;
}
hr = ::UlsLdap_ResolveApp (szServer, szID, pszAppName,
pszAttrNameList, cAttrNames, &ldai);
if (hr != S_OK)
goto MyExit;
// If updating server was successfully requested, wait for the response
//
REQUESTINFO ri;
ZeroMemory (&ri, sizeof (ri));
ri.uReqType = WM_ULS_RESOLVE_APP;
ri.uMsgID = ldai.uMsgID;
ri.pv = (PVOID) this;
ri.lParam = NULL;
// Remember this request
//
hr = g_pReqMgr->NewRequest (&ri);
if (SUCCEEDED(hr))
{
// Make sure the objects do not disappear before we get the response
//
this->AddRef();
// Return the request ID
//
*puReqID = ri.uReqID;
}
MyExit:
if (pszAttrNameList != NULL)
FreeLPTSTR (pszAttrNameList);
if (pszAppName != NULL)
FreeLPTSTR(pszAppName);
return hr;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::GetApplicationResult (ULONG uReqID, PLDAP_APPINFO_RES pair)
//
// History:
// Wed 17-Apr-1996 11:14:03 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::GetApplicationResult (ULONG uReqID, PLDAP_APPINFO_RES pair)
{
CUlsApp *pa;
OBJRINFO objri;
// Default to the server's result
//
objri.hResult = pair->hResult;
if (SUCCEEDED(objri.hResult))
{
// The server returns APPINFO, create a Application object
//
pa = new CUlsApp;
if (pa != NULL)
{
objri.hResult = pa->Init(szServer, szID, &pair->lai);
if (SUCCEEDED(objri.hResult))
{
pa->AddRef();
}
else
{
delete pa;
pa = NULL;
};
}
else
{
objri.hResult = ULS_E_MEMORY;
};
}
else
{
pa = NULL;
};
// Package the notification info
//
objri.uReqID = uReqID;
objri.pv = (void *)(pa == NULL ? NULL : (IULSApplication *)pa);
NotifySink((void *)&objri, OnNotifyGetApplicationResult);
if (pa != NULL)
{
pa->Release();
};
return NOERROR;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::EnumApplications (ULONG *puReqID)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::EnumApplications (ULONG *puReqID)
{
LDAP_ASYNCINFO ldai;
HRESULT hr;
// Validate parameter
//
if (puReqID == NULL)
{
return E_POINTER;
};
hr = ::UlsLdap_EnumApps(szServer, szID, &ldai);
if (SUCCEEDED(hr))
{
REQUESTINFO ri;
// If updating server was successfully requested, wait for the response
//
ri.uReqType = WM_ULS_ENUM_APPS;
ri.uMsgID = ldai.uMsgID;
ri.pv = (PVOID)this;
ri.lParam = (LPARAM)NULL;
hr = g_pReqMgr->NewRequest(&ri);
if (SUCCEEDED(hr))
{
// Make sure the objects do not disappear before we get the response
//
this->AddRef();
// Return the request ID
//
*puReqID = ri.uReqID;
};
};
return hr;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::EnumApplicationsResult (ULONG uReqID, PLDAP_ENUM ple)
//
// History:
// Wed 17-Apr-1996 11:14:08 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::EnumApplicationsResult (ULONG uReqID, PLDAP_ENUM ple)
{
ENUMRINFO eri;
// Package the notification info
//
eri.uReqID = uReqID;
eri.hResult = ple->hResult;
eri.cItems = ple->cItems;
eri.pv = (void *)(((PBYTE)ple)+ple->uOffsetItems);
NotifySink((void *)&eri, OnNotifyEnumApplicationsResult);
return NOERROR;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::EnumConnectionPoints(IEnumConnectionPoints **ppEnum)
//
// History:
// Wed 17-Apr-1996 11:15:02 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::EnumConnectionPoints(IEnumConnectionPoints **ppEnum)
{
CEnumConnectionPoints *pecp;
HRESULT hr;
// Validate parameters
//
if (ppEnum == NULL)
{
return E_POINTER;
};
// Assume failure
//
*ppEnum = NULL;
// Create an enumerator
//
pecp = new CEnumConnectionPoints;
if (pecp == NULL)
return ULS_E_MEMORY;
// Initialize the enumerator
//
hr = pecp->Init((IConnectionPoint *)pConnPt);
if (FAILED(hr))
{
delete pecp;
return hr;
};
// Give it back to the caller
//
pecp->AddRef();
*ppEnum = pecp;
return S_OK;
}
//****************************************************************************
// STDMETHODIMP
// CUlsUser::FindConnectionPoint(REFIID riid, IConnectionPoint **ppcp)
//
// History:
// Wed 17-Apr-1996 11:15:09 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CUlsUser::FindConnectionPoint(REFIID riid, IConnectionPoint **ppcp)
{
IID siid;
HRESULT hr;
// Validate parameters
//
if (ppcp == NULL)
{
return E_POINTER;
};
// Assume failure
//
*ppcp = NULL;
if (pConnPt != NULL)
{
hr = pConnPt->GetConnectionInterface(&siid);
if (SUCCEEDED(hr))
{
if (riid == siid)
{
*ppcp = (IConnectionPoint *)pConnPt;
(*ppcp)->AddRef();
hr = S_OK;
}
else
{
hr = ULS_E_NO_INTERFACE;
};
};
}
else
{
hr = ULS_E_NO_INTERFACE;
};
return hr;
}
//****************************************************************************
// CEnumUsers::CEnumUsers (void)
//
// History:
// Wed 17-Apr-1996 11:15:18 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
CEnumUsers::CEnumUsers (void)
{
cRef = 0;
ppu = NULL;
cUsers = 0;
iNext = 0;
return;
}
//****************************************************************************
// CEnumUsers::~CEnumUsers (void)
//
// History:
// Wed 17-Apr-1996 11:15:18 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
CEnumUsers::~CEnumUsers (void)
{
ULONG i;
if (ppu != NULL)
{
for (i = 0; i < cUsers; i++)
{
ppu[i]->Release();
};
LocalFree(ppu);
};
return;
}
//****************************************************************************
// STDMETHODIMP
// CEnumUsers::Init (CUlsUser **ppuList, ULONG cUsers)
//
// History:
// Wed 17-Apr-1996 11:15:25 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CEnumUsers::Init (CUlsUser **ppuList, ULONG cUsers)
{
HRESULT hr = NOERROR;
// If no list, do nothing
//
if (cUsers != 0)
{
ASSERT(ppuList != NULL);
// Allocate the snapshot buffer
//
ppu = (CUlsUser **)LocalAlloc(LPTR, cUsers*sizeof(CUlsUser *));
if (ppu != NULL)
{
ULONG i;
// Snapshot the object list
//
for (i =0; i < cUsers; i++)
{
ppu[i] = ppuList[i];
ppu[i]->AddRef();
};
this->cUsers = cUsers;
}
else
{
hr = ULS_E_MEMORY;
};
};
return hr;
}
//****************************************************************************
// STDMETHODIMP
// CEnumUsers::QueryInterface (REFIID riid, void **ppv)
//
// History:
// Wed 17-Apr-1996 11:15:31 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CEnumUsers::QueryInterface (REFIID riid, void **ppv)
{
if (riid == IID_IEnumULSUsers || riid == IID_IUnknown)
{
*ppv = (IEnumULSUsers *) this;
AddRef();
return S_OK;
}
else
{
*ppv = NULL;
return ULS_E_NO_INTERFACE;
};
}
//****************************************************************************
// STDMETHODIMP_(ULONG)
// CEnumUsers::AddRef (void)
//
// History:
// Wed 17-Apr-1996 11:15:37 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP_(ULONG)
CEnumUsers::AddRef (void)
{
cRef++;
return cRef;
}
//****************************************************************************
// STDMETHODIMP_(ULONG)
// CEnumUsers::Release (void)
//
// History:
// Wed 17-Apr-1996 11:15:43 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP_(ULONG)
CEnumUsers::Release (void)
{
cRef--;
if (cRef == 0)
{
delete this;
return 0;
}
else
{
return cRef;
};
}
//****************************************************************************
// STDMETHODIMP
// CEnumUsers::Next (ULONG cUsers, IULSUser **rgpu, ULONG *pcFetched)
//
// History:
// Wed 17-Apr-1996 11:15:49 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CEnumUsers::Next (ULONG cUsers, IULSUser **rgpu, ULONG *pcFetched)
{
ULONG cCopied;
HRESULT hr;
// Validate the pointer
//
if (rgpu == NULL)
return E_POINTER;
// Validate the parameters
//
if ((cUsers == 0) ||
((cUsers > 1) && (pcFetched == NULL)))
return ULS_E_PARAMETER;
// Check the enumeration index
//
cCopied = 0;
// Can copy if we still have more attribute names
//
while ((cCopied < cUsers) &&
(iNext < this->cUsers))
{
ppu[iNext]->AddRef();
rgpu[cCopied++] = ppu[iNext++];
};
// Determine the returned information based on other parameters
//
if (pcFetched != NULL)
{
*pcFetched = cCopied;
};
return (cUsers == cCopied ? S_OK : S_FALSE);
}
//****************************************************************************
// STDMETHODIMP
// CEnumUsers::Skip (ULONG cUsers)
//
// History:
// Wed 17-Apr-1996 11:15:56 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CEnumUsers::Skip (ULONG cUsers)
{
ULONG iNewIndex;
// Validate the parameters
//
if (cUsers == 0)
return ULS_E_PARAMETER;
// Check the enumeration index limit
//
iNewIndex = iNext+cUsers;
if (iNewIndex <= this->cUsers)
{
iNext = iNewIndex;
return S_OK;
}
else
{
iNext = this->cUsers;
return S_FALSE;
};
}
//****************************************************************************
// STDMETHODIMP
// CEnumUsers::Reset (void)
//
// History:
// Wed 17-Apr-1996 11:16:02 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CEnumUsers::Reset (void)
{
iNext = 0;
return S_OK;
}
//****************************************************************************
// STDMETHODIMP
// CEnumUsers::Clone(IEnumULSUsers **ppEnum)
//
// History:
// Wed 17-Apr-1996 11:16:11 -by- Viroon Touranachun [viroont]
// Created.
//****************************************************************************
STDMETHODIMP
CEnumUsers::Clone(IEnumULSUsers **ppEnum)
{
CEnumUsers *peu;
HRESULT hr;
// Validate parameters
//
if (ppEnum == NULL)
{
return E_POINTER;
};
*ppEnum = NULL;
// Create an enumerator
//
peu = new CEnumUsers;
if (peu == NULL)
return ULS_E_MEMORY;
// Clone the information
//
hr = peu->Init(ppu, cUsers);
if (SUCCEEDED(hr))
{
peu->iNext = iNext;
// Return the cloned enumerator
//
peu->AddRef();
*ppEnum = peu;
}
else
{
delete peu;
};
return hr;
}