private unsafe void SetSearchPreferences(UnsafeNativeMethods.IDirectorySearch adsSearch, bool findMoreThanOne)
{
ArrayList prefList = new ArrayList();
AdsSearchPreferenceInfo info;
// search scope
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.SEARCH_SCOPE;
info.vValue = new AdsValueHelper((int)SearchScope).GetStruct();
prefList.Add(info);
// size limit
if (_sizeLimit != 0 || !findMoreThanOne)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.SIZE_LIMIT;
info.vValue = new AdsValueHelper(findMoreThanOne ? SizeLimit : 1).GetStruct();
prefList.Add(info);
}
// time limit
if (ServerTimeLimit >= new TimeSpan(0))
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.TIME_LIMIT;
info.vValue = new AdsValueHelper((int)ServerTimeLimit.TotalSeconds).GetStruct();
prefList.Add(info);
}
// propertyNamesOnly
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.ATTRIBTYPES_ONLY;
info.vValue = new AdsValueHelper(PropertyNamesOnly).GetStruct();
prefList.Add(info);
// Timeout
if (ClientTimeout >= new TimeSpan(0))
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.TIMEOUT;
info.vValue = new AdsValueHelper((int)ClientTimeout.TotalSeconds).GetStruct();
prefList.Add(info);
}
// page size
if (PageSize != 0)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.PAGESIZE;
info.vValue = new AdsValueHelper(PageSize).GetStruct();
prefList.Add(info);
}
// page time limit
if (ServerPageTimeLimit >= new TimeSpan(0))
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.PAGED_TIME_LIMIT;
info.vValue = new AdsValueHelper((int)ServerPageTimeLimit.TotalSeconds).GetStruct();
prefList.Add(info);
}
// chase referrals
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.CHASE_REFERRALS;
info.vValue = new AdsValueHelper((int)ReferralChasing).GetStruct();
prefList.Add(info);
// asynchronous
if (Asynchronous == true)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.ASYNCHRONOUS;
info.vValue = new AdsValueHelper(Asynchronous).GetStruct();
prefList.Add(info);
}
// tombstone
if (Tombstone == true)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.TOMBSTONE;
info.vValue = new AdsValueHelper(Tombstone).GetStruct();
prefList.Add(info);
}
// attributescopequery
if (_attributeScopeQuerySpecified)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.ATTRIBUTE_QUERY;
info.vValue = new AdsValueHelper(AttributeScopeQuery, AdsType.ADSTYPE_CASE_IGNORE_STRING).GetStruct();
prefList.Add(info);
}
// derefalias
if (DerefAlias != DereferenceAlias.Never)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.DEREF_ALIASES;
info.vValue = new AdsValueHelper((int)DerefAlias).GetStruct();
prefList.Add(info);
}
// securitymask
if (SecurityMasks != SecurityMasks.None)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.SECURITY_MASK;
info.vValue = new AdsValueHelper((int)SecurityMasks).GetStruct();
prefList.Add(info);
}
// extendeddn
if (ExtendedDN != ExtendedDN.None)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.EXTENDED_DN;
info.vValue = new AdsValueHelper((int)ExtendedDN).GetStruct();
prefList.Add(info);
}
// dirsync
if (directorySynchronizationSpecified)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.DIRSYNC;
info.vValue = new AdsValueHelper(DirectorySynchronization.GetDirectorySynchronizationCookie(), AdsType.ADSTYPE_PROV_SPECIFIC).GetStruct();
prefList.Add(info);
if (DirectorySynchronization.Option != DirectorySynchronizationOptions.None)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.DIRSYNC_FLAG;
info.vValue = new AdsValueHelper((int)DirectorySynchronization.Option).GetStruct();
prefList.Add(info);
}
}
IntPtr ptrToFree = (IntPtr)0;
IntPtr ptrVLVToFree = (IntPtr)0;
IntPtr ptrVLVContexToFree = (IntPtr)0;
try
{
// sort
if (Sort.PropertyName != null && Sort.PropertyName.Length > 0)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.SORT_ON;
AdsSortKey sortKey = new AdsSortKey();
sortKey.pszAttrType = Marshal.StringToCoTaskMemUni(Sort.PropertyName);
ptrToFree = sortKey.pszAttrType; // so we can free it later.
sortKey.pszReserved = (IntPtr)0;
sortKey.fReverseOrder = (Sort.Direction == SortDirection.Descending) ? -1 : 0;
byte[] sortKeyBytes = new byte[Marshal.SizeOf(sortKey)];
Marshal.Copy((INTPTR_INTPTRCAST)(&sortKey), sortKeyBytes, 0, sortKeyBytes.Length);
info.vValue = new AdsValueHelper(sortKeyBytes, AdsType.ADSTYPE_PROV_SPECIFIC).GetStruct();
prefList.Add(info);
}
// vlv
if (directoryVirtualListViewSpecified)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.VLV;
AdsVLV vlvValue = new AdsVLV();
vlvValue.beforeCount = _vlv.BeforeCount;
vlvValue.afterCount = _vlv.AfterCount;
vlvValue.offset = _vlv.Offset;
//we need to treat the empty string as null here
if (_vlv.Target.Length != 0)
vlvValue.target = Marshal.StringToCoTaskMemUni(_vlv.Target);
else
vlvValue.target = IntPtr.Zero;
ptrVLVToFree = vlvValue.target;
if (_vlv.DirectoryVirtualListViewContext == null)
{
vlvValue.contextIDlength = 0;
vlvValue.contextID = (IntPtr)0;
}
else
{
vlvValue.contextIDlength = _vlv.DirectoryVirtualListViewContext.context.Length;
vlvValue.contextID = Marshal.AllocCoTaskMem(vlvValue.contextIDlength);
ptrVLVContexToFree = vlvValue.contextID;
Marshal.Copy(_vlv.DirectoryVirtualListViewContext.context, 0, vlvValue.contextID, vlvValue.contextIDlength);
}
IntPtr vlvPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(AdsVLV)));
byte[] vlvBytes = new byte[Marshal.SizeOf(vlvValue)];
try
{
Marshal.StructureToPtr(vlvValue, vlvPtr, false);
Marshal.Copy(vlvPtr, vlvBytes, 0, vlvBytes.Length);
}
finally
{
Marshal.FreeHGlobal(vlvPtr);
}
info.vValue = new AdsValueHelper(vlvBytes, AdsType.ADSTYPE_PROV_SPECIFIC).GetStruct();
prefList.Add(info);
}
// cacheResults
if (_cacheResultsSpecified)
{
info = new AdsSearchPreferenceInfo();
info.dwSearchPref = (int)AdsSearchPreferences.CACHE_RESULTS;
info.vValue = new AdsValueHelper(CacheResults).GetStruct();
prefList.Add(info);
}
//
// now make the call
//
AdsSearchPreferenceInfo[] prefs = new AdsSearchPreferenceInfo[prefList.Count];
for (int i = 0; i < prefList.Count; i++)
{
prefs[i] = (AdsSearchPreferenceInfo)prefList[i];
}
DoSetSearchPrefs(adsSearch, prefs);
}
finally
{
if (ptrToFree != (IntPtr)0)
Marshal.FreeCoTaskMem(ptrToFree);
if (ptrVLVToFree != (IntPtr)0)
Marshal.FreeCoTaskMem(ptrVLVToFree);
if (ptrVLVContexToFree != (IntPtr)0)
Marshal.FreeCoTaskMem(ptrVLVContexToFree);
}
}
private unsafe void SetSearchPreferences(System.DirectoryServices.Interop.UnsafeNativeMethods.IDirectorySearch adsSearch, bool findMoreThanOne)
{
ArrayList list = new ArrayList();
AdsSearchPreferenceInfo info = new AdsSearchPreferenceInfo {
dwSearchPref = 5,
vValue = new AdsValueHelper((int) this.SearchScope).GetStruct()
};
list.Add(info);
if ((this.sizeLimit != 0) || !findMoreThanOne)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 2,
vValue = new AdsValueHelper(findMoreThanOne ? this.SizeLimit : 1).GetStruct()
};
list.Add(info);
}
if (this.ServerTimeLimit >= new TimeSpan(0L))
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 3,
vValue = new AdsValueHelper((int) this.ServerTimeLimit.TotalSeconds).GetStruct()
};
list.Add(info);
}
info = new AdsSearchPreferenceInfo {
dwSearchPref = 4,
vValue = new AdsValueHelper(this.PropertyNamesOnly).GetStruct()
};
list.Add(info);
if (this.ClientTimeout >= new TimeSpan(0L))
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 6,
vValue = new AdsValueHelper((int) this.ClientTimeout.TotalSeconds).GetStruct()
};
list.Add(info);
}
if (this.PageSize != 0)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 7,
vValue = new AdsValueHelper(this.PageSize).GetStruct()
};
list.Add(info);
}
if (this.ServerPageTimeLimit >= new TimeSpan(0L))
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 8,
vValue = new AdsValueHelper((int) this.ServerPageTimeLimit.TotalSeconds).GetStruct()
};
list.Add(info);
}
info = new AdsSearchPreferenceInfo {
dwSearchPref = 9,
vValue = new AdsValueHelper((int) this.ReferralChasing).GetStruct()
};
list.Add(info);
if (this.Asynchronous)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 0,
vValue = new AdsValueHelper(this.Asynchronous).GetStruct()
};
list.Add(info);
}
if (this.Tombstone)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 13,
vValue = new AdsValueHelper(this.Tombstone).GetStruct()
};
list.Add(info);
}
if (this.attributeScopeQuerySpecified)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 15,
vValue = new AdsValueHelper(this.AttributeScopeQuery, AdsType.ADSTYPE_CASE_IGNORE_STRING).GetStruct()
};
list.Add(info);
}
if (this.DerefAlias != DereferenceAlias.Never)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 1,
vValue = new AdsValueHelper((int) this.DerefAlias).GetStruct()
};
list.Add(info);
}
if (this.SecurityMasks != System.DirectoryServices.SecurityMasks.None)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 0x10,
vValue = new AdsValueHelper((int) this.SecurityMasks).GetStruct()
};
list.Add(info);
}
if (this.ExtendedDN != System.DirectoryServices.ExtendedDN.None)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 0x12,
vValue = new AdsValueHelper((int) this.ExtendedDN).GetStruct()
};
list.Add(info);
}
if (this.directorySynchronizationSpecified)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 12,
vValue = new AdsValueHelper(this.DirectorySynchronization.GetDirectorySynchronizationCookie(), AdsType.ADSTYPE_PROV_SPECIFIC).GetStruct()
};
list.Add(info);
if (this.DirectorySynchronization.Option != DirectorySynchronizationOptions.None)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 0x11,
vValue = new AdsValueHelper((int) this.DirectorySynchronization.Option).GetStruct()
};
list.Add(info);
}
}
IntPtr zero = IntPtr.Zero;
IntPtr ptr = IntPtr.Zero;
IntPtr contextID = IntPtr.Zero;
try
{
if ((this.Sort.PropertyName != null) && (this.Sort.PropertyName.Length > 0))
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 10
};
AdsSortKey structure = new AdsSortKey {
pszAttrType = Marshal.StringToCoTaskMemUni(this.Sort.PropertyName)
};
zero = structure.pszAttrType;
structure.pszReserved = IntPtr.Zero;
structure.fReverseOrder = (this.Sort.Direction == SortDirection.Descending) ? -1 : 0;
byte[] destination = new byte[Marshal.SizeOf(structure)];
Marshal.Copy((IntPtr) ((ulong) ((IntPtr) &structure)), destination, 0, destination.Length);
info.vValue = new AdsValueHelper(destination, AdsType.ADSTYPE_PROV_SPECIFIC).GetStruct();
list.Add(info);
}
if (this.directoryVirtualListViewSpecified)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 14
};
AdsVLV svlv = new AdsVLV {
beforeCount = this.vlv.BeforeCount,
afterCount = this.vlv.AfterCount,
offset = this.vlv.Offset
};
if (this.vlv.Target.Length != 0)
{
svlv.target = Marshal.StringToCoTaskMemUni(this.vlv.Target);
}
else
{
svlv.target = IntPtr.Zero;
}
ptr = svlv.target;
if (this.vlv.DirectoryVirtualListViewContext == null)
{
svlv.contextIDlength = 0;
svlv.contextID = IntPtr.Zero;
}
else
{
svlv.contextIDlength = this.vlv.DirectoryVirtualListViewContext.context.Length;
svlv.contextID = Marshal.AllocCoTaskMem(svlv.contextIDlength);
contextID = svlv.contextID;
Marshal.Copy(this.vlv.DirectoryVirtualListViewContext.context, 0, svlv.contextID, svlv.contextIDlength);
}
IntPtr ptr4 = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(AdsVLV)));
byte[] buffer2 = new byte[Marshal.SizeOf(svlv)];
try
{
Marshal.StructureToPtr(svlv, ptr4, false);
Marshal.Copy(ptr4, buffer2, 0, buffer2.Length);
}
finally
{
Marshal.FreeHGlobal(ptr4);
}
info.vValue = new AdsValueHelper(buffer2, AdsType.ADSTYPE_PROV_SPECIFIC).GetStruct();
list.Add(info);
}
if (this.cacheResultsSpecified)
{
info = new AdsSearchPreferenceInfo {
dwSearchPref = 11,
vValue = new AdsValueHelper(this.CacheResults).GetStruct()
};
list.Add(info);
}
AdsSearchPreferenceInfo[] prefs = new AdsSearchPreferenceInfo[list.Count];
for (int i = 0; i < list.Count; i++)
{
prefs[i] = (AdsSearchPreferenceInfo) list[i];
}
DoSetSearchPrefs(adsSearch, prefs);
}
finally
{
if (zero != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(zero);
}
if (ptr != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(ptr);
}
if (contextID != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(contextID);
}
}
}
private static void DoSetSearchPrefs(UnsafeNativeMethods.IDirectorySearch adsSearch, AdsSearchPreferenceInfo[] prefs)
{
int structSize = Marshal.SizeOf(typeof(AdsSearchPreferenceInfo));
IntPtr ptr = Marshal.AllocHGlobal((IntPtr)(structSize * prefs.Length));
try
{
IntPtr tempPtr = ptr;
for (int i = 0; i < prefs.Length; i++)
{
Marshal.StructureToPtr(prefs[i], tempPtr, false);
tempPtr = IntPtr.Add(tempPtr, structSize);
}
adsSearch.SetSearchPreference(ptr, prefs.Length);
// Check for the result status for all preferences
tempPtr = ptr;
for (int i = 0; i < prefs.Length; i++)
{
int status = Marshal.ReadInt32(tempPtr, 32);
if (status != 0)
{
int prefIndex = prefs[i].dwSearchPref;
string property = "";
switch (prefIndex)
{
case (int)AdsSearchPreferences.SEARCH_SCOPE:
property = "SearchScope";
break;
case (int)AdsSearchPreferences.SIZE_LIMIT:
property = "SizeLimit";
break;
case (int)AdsSearchPreferences.TIME_LIMIT:
property = "ServerTimeLimit";
break;
case (int)AdsSearchPreferences.ATTRIBTYPES_ONLY:
property = "PropertyNamesOnly";
break;
case (int)AdsSearchPreferences.TIMEOUT:
property = "ClientTimeout";
break;
case (int)AdsSearchPreferences.PAGESIZE:
property = "PageSize";
break;
case (int)AdsSearchPreferences.PAGED_TIME_LIMIT:
property = "ServerPageTimeLimit";
break;
case (int)AdsSearchPreferences.CHASE_REFERRALS:
property = "ReferralChasing";
break;
case (int)AdsSearchPreferences.SORT_ON:
property = "Sort";
break;
case (int)AdsSearchPreferences.CACHE_RESULTS:
property = "CacheResults";
break;
case (int)AdsSearchPreferences.ASYNCHRONOUS:
property = "Asynchronous";
break;
case (int)AdsSearchPreferences.TOMBSTONE:
property = "Tombstone";
break;
case (int)AdsSearchPreferences.ATTRIBUTE_QUERY:
property = "AttributeScopeQuery";
break;
case (int)AdsSearchPreferences.DEREF_ALIASES:
property = "DerefAlias";
break;
case (int)AdsSearchPreferences.SECURITY_MASK:
property = "SecurityMasks";
break;
case (int)AdsSearchPreferences.EXTENDED_DN:
property = "ExtendedDn";
break;
case (int)AdsSearchPreferences.DIRSYNC:
property = "DirectorySynchronization";
break;
case (int)AdsSearchPreferences.DIRSYNC_FLAG:
property = "DirectorySynchronizationFlag";
break;
case (int)AdsSearchPreferences.VLV:
property = "VirtualListView";
break;
}
throw new InvalidOperationException(Res.GetString(Res.DSSearchPreferencesNotAccepted, property));
}
tempPtr = IntPtr.Add(tempPtr, structSize);
}
}
finally
{
Marshal.FreeHGlobal(ptr);
}
}
private static void DoSetSearchPrefs(System.DirectoryServices.Interop.UnsafeNativeMethods.IDirectorySearch adsSearch, AdsSearchPreferenceInfo[] prefs)
{
int num = Marshal.SizeOf(typeof(AdsSearchPreferenceInfo));
IntPtr pSearchPrefs = Marshal.AllocHGlobal((IntPtr) (num * prefs.Length));
try
{
IntPtr ptr = pSearchPrefs;
for (int i = 0; i < prefs.Length; i++)
{
Marshal.StructureToPtr(prefs[i], ptr, false);
ptr = (IntPtr) (((long) ptr) + num);
}
adsSearch.SetSearchPreference(pSearchPrefs, prefs.Length);
ptr = pSearchPrefs;
for (int j = 0; j < prefs.Length; j++)
{
if (Marshal.ReadInt32(ptr, 0x20) != 0)
{
int dwSearchPref = prefs[j].dwSearchPref;
string str = "";
switch (dwSearchPref)
{
case 0:
str = "Asynchronous";
break;
case 1:
str = "DerefAlias";
break;
case 2:
str = "SizeLimit";
break;
case 3:
str = "ServerTimeLimit";
break;
case 4:
str = "PropertyNamesOnly";
break;
case 5:
str = "SearchScope";
break;
case 6:
str = "ClientTimeout";
break;
case 7:
str = "PageSize";
break;
case 8:
str = "ServerPageTimeLimit";
break;
case 9:
str = "ReferralChasing";
break;
case 10:
str = "Sort";
break;
case 11:
str = "CacheResults";
break;
case 12:
str = "DirectorySynchronization";
break;
case 13:
str = "Tombstone";
break;
case 14:
str = "VirtualListView";
break;
case 15:
str = "AttributeScopeQuery";
break;
case 0x10:
str = "SecurityMasks";
break;
case 0x11:
str = "DirectorySynchronizationFlag";
break;
case 0x12:
str = "ExtendedDn";
break;
}
throw new InvalidOperationException(Res.GetString("DSSearchPreferencesNotAccepted", new object[] { str }));
}
ptr = (IntPtr) (((long) ptr) + num);
}
}
finally
{
Marshal.FreeHGlobal(pSearchPrefs);
}
}
