Leaked source code of windows server 2003
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94 lines
3.5 KiB

#include "stdafx.h"
#include "qrythrd.h"
HRESULT
IssueQuery(LPTHREADDATA ptd)
{
HRESULT hres;
DWORD dwres;
LPTHREADINITDATA ptid = ptd->ptid;
LPWSTR pQuery = NULL;
INT cItems, iColumn;
INT cMaxResult = MAX_RESULT;
BOOL fStopQuery = FALSE;
IDirectorySearch* pDsSearch = NULL;
LPWSTR pszTempPath = NULL;
IDsDisplaySpecifier *pdds = NULL;
ADS_SEARCH_HANDLE hSearch = NULL;
ADS_SEARCHPREF_INFO prefInfo[3];
ADS_SEARCH_COLUMN column;
HDPA hdpaResults = NULL;
LPQUERYRESULT pResult = NULL;
WCHAR szBuffer[2048]; // MAX_URL_LENGHT
INT resid;
LPWSTR pColumnData = NULL;
HKEY hkPolicy = NULL;
USES_CONVERSION;
TraceEnter(TRACE_QUERYTHREAD, "QueryThread_IssueQuery");
// The foreground gave us a query so we are going to go and issue
// it now, having done this we will then be able to stream the
// result blobs back to the caller.
hres = QueryThread_GetFilter(&pQuery, ptid->pQuery, ptid->fShowHidden);
FailGracefully(hres, "Failed to build LDAP query from scope, parameters + filter");
Trace(TEXT("Query is: %s"), W2T(pQuery));
Trace(TEXT("Scope is: %s"), W2T(ptid->pScope));
// Get the IDsDisplaySpecifier interface:
hres = CoCreateInstance(CLSID_DsDisplaySpecifier, NULL, CLSCTX_INPROC_SERVER, IID_IDsDisplaySpecifier, (void **)&pdds);
FailGracefully(hres, "Failed to get the IDsDisplaySpecifier object");
hres = pdds->SetServer(ptid->pServer, ptid->pUserName, ptid->pPassword, DSSSF_DSAVAILABLE);
FailGracefully(hres, "Failed to server information");
// initialize the query engine, specifying the scope, and the search parameters
hres = QueryThread_BuildPropertyList(ptd);
FailGracefully(hres, "Failed to build property array to query for");
hres = ADsOpenObject(ptid->pScope, ptid->pUserName, ptid->pPassword, ADS_SECURE_AUTHENTICATION,
IID_IDirectorySearch, (LPVOID*)&pDsSearch);
FailGracefully(hres, "Failed to get the IDirectorySearch interface for the given scope");
prefInfo[0].dwSearchPref = ADS_SEARCHPREF_SEARCH_SCOPE; // sub-tree search
prefInfo[0].vValue.dwType = ADSTYPE_INTEGER;
prefInfo[0].vValue.Integer = ADS_SCOPE_SUBTREE;
prefInfo[1].dwSearchPref = ADS_SEARCHPREF_ASYNCHRONOUS; // async
prefInfo[1].vValue.dwType = ADSTYPE_BOOLEAN;
prefInfo[1].vValue.Boolean = TRUE;
prefInfo[2].dwSearchPref = ADS_SEARCHPREF_PAGESIZE; // paged results
prefInfo[2].vValue.dwType = ADSTYPE_INTEGER;
prefInfo[2].vValue.Integer = PAGE_SIZE;
hres = pDsSearch->SetSearchPreference(prefInfo, ARRAYSIZE(prefInfo));
FailGracefully(hres, "Failed to set search preferences");
hres = pDsSearch->ExecuteSearch(pQuery, ptd->aProperties, ptd->cProperties, &hSearch);
FailGracefully(hres, "Failed in ExecuteSearch");
// pick up the policy value which defines the max results we are going to use
dwres = RegOpenKey(HKEY_CURRENT_USER, DS_POLICY, &hkPolicy);
if ( ERROR_SUCCESS == dwres )
{
DWORD dwType, cbSize;
dwres = RegQueryValueEx(hkPolicy, TEXT("QueryLimit"), NULL, &dwType, NULL, &cbSize);
if ( (ERROR_SUCCESS == dwres) && (dwType == REG_DWORD) && (cbSize == SIZEOF(cMaxResult)) )
{
RegQueryValueEx(hkPolicy, TEXT("QueryLimit"), NULL, NULL, (LPBYTE)&cMaxResult, &cbSize);
}
RegCloseKey(hkPolicy);
}