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339 lines
9.6 KiB
C
339 lines
9.6 KiB
C
/*
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* ReactOS Access Control List Editor
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* Copyright (C) 2004-2005 ReactOS Team
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* PROJECT: ReactOS Access Control List Editor
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* FILE: lib/aclui/misc.c
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* PURPOSE: Access Control List Editor
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* PROGRAMMER: Thomas Weidenmueller <w3seek@reactos.com>
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*
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* UPDATE HISTORY:
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* 07/01/2005 Created
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*/
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#include "precomp.h"
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#define NDEBUG
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#include <debug.h>
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static PCWSTR ObjectPickerAttributes[] =
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{
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L"ObjectSid",
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};
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static INT
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LengthOfStrResource(IN HINSTANCE hInst,
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IN UINT uID)
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{
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HRSRC hrSrc;
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HGLOBAL hRes;
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LPWSTR lpName, lpStr;
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if (hInst == NULL)
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{
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return -1;
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}
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/* There are always blocks of 16 strings */
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lpName = (LPWSTR)MAKEINTRESOURCE((uID >> 4) + 1);
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/* Find the string table block */
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if ((hrSrc = FindResourceW(hInst, lpName, (LPWSTR)RT_STRING)) &&
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(hRes = LoadResource(hInst, hrSrc)) &&
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(lpStr = LockResource(hRes)))
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{
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UINT x;
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/* Find the string we're looking for */
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uID &= 0xF; /* position in the block, same as % 16 */
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for (x = 0; x < uID; x++)
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{
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lpStr += (*lpStr) + 1;
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}
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/* Found the string */
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return (int)(*lpStr);
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}
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return -1;
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}
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static INT
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AllocAndLoadString(OUT LPWSTR *lpTarget,
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IN HINSTANCE hInst,
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IN UINT uID)
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{
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INT ln;
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ln = LengthOfStrResource(hInst,
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uID);
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if (ln++ > 0)
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{
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(*lpTarget) = (LPWSTR)LocalAlloc(LMEM_FIXED,
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ln * sizeof(WCHAR));
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if ((*lpTarget) != NULL)
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{
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INT Ret;
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if (!(Ret = LoadStringW(hInst, uID, *lpTarget, ln)))
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{
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LocalFree((HLOCAL)(*lpTarget));
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}
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return Ret;
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}
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}
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return 0;
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}
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DWORD
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LoadAndFormatString(IN HINSTANCE hInstance,
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IN UINT uID,
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OUT LPWSTR *lpTarget,
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...)
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{
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DWORD Ret = 0;
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LPWSTR lpFormat;
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va_list lArgs;
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if (AllocAndLoadString(&lpFormat,
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hInstance,
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uID) > 0)
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{
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va_start(lArgs, lpTarget);
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/* let's use FormatMessage to format it because it has the ability to allocate
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memory automatically */
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Ret = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
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lpFormat,
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0,
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0,
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(LPWSTR)lpTarget,
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0,
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&lArgs);
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va_end(lArgs);
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LocalFree((HLOCAL)lpFormat);
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}
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return Ret;
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}
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LPARAM
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ListViewGetSelectedItemData(IN HWND hwnd)
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{
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int Index;
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Index = ListView_GetNextItem(hwnd,
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-1,
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LVNI_SELECTED);
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if (Index != -1)
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{
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LVITEM li;
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li.mask = LVIF_PARAM;
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li.iItem = Index;
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li.iSubItem = 0;
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if (ListView_GetItem(hwnd,
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&li))
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{
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return li.lParam;
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}
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}
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return 0;
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}
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BOOL
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ListViewSelectItem(IN HWND hwnd,
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IN INT Index)
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{
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LVITEM li;
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li.mask = LVIF_STATE;
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li.iItem = Index;
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li.iSubItem = 0;
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li.state = LVIS_SELECTED;
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li.stateMask = LVIS_SELECTED;
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return ListView_SetItem(hwnd,
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&li);
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}
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HRESULT
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InitializeObjectPicker(IN PCWSTR ServerName,
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IN PSI_OBJECT_INFO ObjectInfo,
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OUT IDsObjectPicker **pDsObjectPicker)
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{
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HRESULT hRet;
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*pDsObjectPicker = NULL;
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hRet = CoCreateInstance(&CLSID_DsObjectPicker,
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NULL,
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CLSCTX_INPROC_SERVER,
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&IID_IDsObjectPicker,
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(LPVOID*)pDsObjectPicker);
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if (SUCCEEDED(hRet))
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{
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DSOP_INIT_INFO InitInfo;
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UINT i;
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static DSOP_SCOPE_INIT_INFO Scopes[] =
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{
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{
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sizeof(DSOP_SCOPE_INIT_INFO),
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DSOP_SCOPE_TYPE_TARGET_COMPUTER,
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DSOP_SCOPE_FLAG_DEFAULT_FILTER_USERS | DSOP_SCOPE_FLAG_DEFAULT_FILTER_GROUPS |
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DSOP_SCOPE_FLAG_STARTING_SCOPE,
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{
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{
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0,
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0,
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0
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},
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DSOP_DOWNLEVEL_FILTER_USERS | DSOP_DOWNLEVEL_FILTER_LOCAL_GROUPS |
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DSOP_DOWNLEVEL_FILTER_GLOBAL_GROUPS | DSOP_DOWNLEVEL_FILTER_ALL_WELLKNOWN_SIDS
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},
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NULL,
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NULL,
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S_OK
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},
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};
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InitInfo.cbSize = sizeof(InitInfo);
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InitInfo.pwzTargetComputer = ServerName;
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InitInfo.cDsScopeInfos = sizeof(Scopes) / sizeof(Scopes[0]);
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InitInfo.aDsScopeInfos = Scopes;
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InitInfo.flOptions = DSOP_FLAG_MULTISELECT;
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InitInfo.cAttributesToFetch = sizeof(ObjectPickerAttributes) / sizeof(ObjectPickerAttributes[0]);
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InitInfo.apwzAttributeNames = ObjectPickerAttributes;
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for (i = 0; i < InitInfo.cDsScopeInfos; i++)
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{
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if ((ObjectInfo->dwFlags & SI_SERVER_IS_DC) &&
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(InitInfo.aDsScopeInfos[i].flType & DSOP_SCOPE_TYPE_UPLEVEL_JOINED_DOMAIN))
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{
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/* only set the domain controller string if we know the target
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computer is a domain controller and the scope type is an
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up-level domain to which the target computer is joined */
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InitInfo.aDsScopeInfos[i].pwzDcName = InitInfo.pwzTargetComputer;
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}
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}
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hRet = (*pDsObjectPicker)->lpVtbl->Initialize(*pDsObjectPicker,
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&InitInfo);
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if (FAILED(hRet))
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{
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/* delete the object picker in case initialization failed! */
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(*pDsObjectPicker)->lpVtbl->Release(*pDsObjectPicker);
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}
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}
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return hRet;
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}
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HRESULT
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InvokeObjectPickerDialog(IN IDsObjectPicker *pDsObjectPicker,
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IN HWND hwndParent OPTIONAL,
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IN POBJPICK_SELECTED_SID SelectedSidCallback,
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IN PVOID Context OPTIONAL)
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{
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IDataObject *pdo = NULL;
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HRESULT hRet;
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hRet = pDsObjectPicker->lpVtbl->InvokeDialog(pDsObjectPicker,
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hwndParent,
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&pdo);
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if (hRet == S_OK)
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{
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STGMEDIUM stm;
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FORMATETC fe;
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fe.cfFormat = (WORD)RegisterClipboardFormat(CFSTR_DSOP_DS_SELECTION_LIST);
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fe.ptd = NULL;
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fe.dwAspect = DVASPECT_CONTENT;
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fe.lindex = -1;
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fe.tymed = TYMED_HGLOBAL;
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hRet = pdo->lpVtbl->GetData(pdo,
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&fe,
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&stm);
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if (SUCCEEDED(hRet))
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{
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PDS_SELECTION_LIST SelectionList = (PDS_SELECTION_LIST)GlobalLock(stm.hGlobal);
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if (SelectionList != NULL)
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{
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LPVARIANT vSid;
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PSID pSid;
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UINT i;
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BOOL contLoop = TRUE;
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for (i = 0; i < SelectionList->cItems && contLoop; i++)
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{
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vSid = SelectionList->aDsSelection[i].pvarFetchedAttributes;
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if (vSid != NULL && V_VT(vSid) == (VT_ARRAY | VT_UI1))
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{
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hRet = SafeArrayAccessData(V_ARRAY(vSid),
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(void **)&pSid);
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if (FAILED(hRet))
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{
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break;
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}
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if (pSid != NULL)
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{
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contLoop = SelectedSidCallback(pDsObjectPicker,
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hwndParent,
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pSid,
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Context);
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}
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SafeArrayUnaccessData(V_ARRAY(vSid));
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}
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}
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GlobalUnlock(stm.hGlobal);
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if (SUCCEEDED(hRet))
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{
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/* return S_OK instead of possible other success codes if
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everything went well */
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hRet = S_OK;
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}
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}
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else
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{
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/* unable to translate the selection pointer handle, indicate
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failure */
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hRet = E_FAIL;
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}
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ReleaseStgMedium(&stm);
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}
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pdo->lpVtbl->Release(pdo);
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}
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return hRet;
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}
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VOID
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FreeObjectPicker(IN IDsObjectPicker *pDsObjectPicker)
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{
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pDsObjectPicker->lpVtbl->Release(pDsObjectPicker);
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}
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