/*
 * Copyright 1999, 2000 Juergen Schmied <juergen.schmied@debitel.net>
 * Copyright 2003 CodeWeavers Inc. (Ulrich Czekalla)
 * Copyright 2006 Robert Reif
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 *
 */

#include <stdarg.h>
#include <string.h>

#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winreg.h"
#include "winsafer.h"
#include "winternl.h"
#include "winioctl.h"
#include "ntsecapi.h"
#include "accctrl.h"
#include "sddl.h"
#include "winsvc.h"
#include "aclapi.h"
#include "objbase.h"
#include "iads.h"
#include "advapi32_misc.h"
#include "lmcons.h"

#include "wine/debug.h"
#include "wine/unicode.h"

WINE_DEFAULT_DEBUG_CHANNEL(advapi);

static BOOL ParseStringSidToSid(LPCWSTR StringSid, PSID pSid, LPDWORD cBytes);
static BOOL ParseStringAclToAcl(LPCWSTR StringAcl, LPDWORD lpdwFlags, 
    PACL pAcl, LPDWORD cBytes);
static BYTE ParseAceStringFlags(LPCWSTR* StringAcl);
static BYTE ParseAceStringType(LPCWSTR* StringAcl);
static DWORD ParseAceStringRights(LPCWSTR* StringAcl);
static BOOL ParseStringSecurityDescriptorToSecurityDescriptor(
    LPCWSTR StringSecurityDescriptor,
    SECURITY_DESCRIPTOR_RELATIVE* SecurityDescriptor,
    LPDWORD cBytes);
static DWORD ParseAclStringFlags(LPCWSTR* StringAcl);

typedef struct _ACEFLAG
{
   LPCWSTR wstr;
   DWORD value;
} ACEFLAG, *LPACEFLAG;

typedef struct _MAX_SID
{
    /* same fields as struct _SID */
    BYTE Revision;
    BYTE SubAuthorityCount;
    SID_IDENTIFIER_AUTHORITY IdentifierAuthority;
    DWORD SubAuthority[SID_MAX_SUB_AUTHORITIES];
} MAX_SID;

typedef struct WELLKNOWNSID
{
    WCHAR wstr[2];
    WELL_KNOWN_SID_TYPE Type;
    MAX_SID Sid;
} WELLKNOWNSID;

static const WELLKNOWNSID WellKnownSids[] =
{
    { {0,0}, WinNullSid, { SID_REVISION, 1, { SECURITY_NULL_SID_AUTHORITY }, { SECURITY_NULL_RID } } },
    { {'W','D'}, WinWorldSid, { SID_REVISION, 1, { SECURITY_WORLD_SID_AUTHORITY }, { SECURITY_WORLD_RID } } },
    { {0,0}, WinLocalSid, { SID_REVISION, 1, { SECURITY_LOCAL_SID_AUTHORITY }, { SECURITY_LOCAL_RID } } },
    { {'C','O'}, WinCreatorOwnerSid, { SID_REVISION, 1, { SECURITY_CREATOR_SID_AUTHORITY }, { SECURITY_CREATOR_OWNER_RID } } },
    { {'C','G'}, WinCreatorGroupSid, { SID_REVISION, 1, { SECURITY_CREATOR_SID_AUTHORITY }, { SECURITY_CREATOR_GROUP_RID } } },
    { {0,0}, WinCreatorOwnerServerSid, { SID_REVISION, 1, { SECURITY_CREATOR_SID_AUTHORITY }, { SECURITY_CREATOR_OWNER_SERVER_RID } } },
    { {0,0}, WinCreatorGroupServerSid, { SID_REVISION, 1, { SECURITY_CREATOR_SID_AUTHORITY }, { SECURITY_CREATOR_GROUP_SERVER_RID } } },
    { {0,0}, WinNtAuthoritySid, { SID_REVISION, 0, { SECURITY_NT_AUTHORITY }, { SECURITY_NULL_RID } } },
    { {0,0}, WinDialupSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_DIALUP_RID } } },
    { {'N','U'}, WinNetworkSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_NETWORK_RID } } },
    { {0,0}, WinBatchSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_BATCH_RID } } },
    { {'I','U'}, WinInteractiveSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_INTERACTIVE_RID } } },
    { {'S','U'}, WinServiceSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_SERVICE_RID } } },
    { {'A','N'}, WinAnonymousSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_ANONYMOUS_LOGON_RID } } },
    { {0,0}, WinProxySid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_PROXY_RID } } },
    { {'E','D'}, WinEnterpriseControllersSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_ENTERPRISE_CONTROLLERS_RID } } },
    { {'P','S'}, WinSelfSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_PRINCIPAL_SELF_RID } } },
    { {'A','U'}, WinAuthenticatedUserSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_AUTHENTICATED_USER_RID } } },
    { {'R','C'}, WinRestrictedCodeSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_RESTRICTED_CODE_RID } } },
    { {0,0}, WinTerminalServerSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_TERMINAL_SERVER_RID } } },
    { {0,0}, WinRemoteLogonIdSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_REMOTE_LOGON_RID } } },
    { {'S','Y'}, WinLocalSystemSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_LOCAL_SYSTEM_RID } } },
    { {'L','S'}, WinLocalServiceSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_LOCAL_SERVICE_RID } } },
    { {'N','S'}, WinNetworkServiceSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_NETWORK_SERVICE_RID } } },
    { {0,0}, WinBuiltinDomainSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID } } },
    { {'B','A'}, WinBuiltinAdministratorsSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_ADMINS } } },
    { {'B','U'}, WinBuiltinUsersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_USERS } } },
    { {'B','G'}, WinBuiltinGuestsSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_GUESTS } } },
    { {'P','U'}, WinBuiltinPowerUsersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_POWER_USERS } } },
    { {'A','O'}, WinBuiltinAccountOperatorsSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_ACCOUNT_OPS } } },
    { {'S','O'}, WinBuiltinSystemOperatorsSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_SYSTEM_OPS } } },
    { {'P','O'}, WinBuiltinPrintOperatorsSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_PRINT_OPS } } },
    { {'B','O'}, WinBuiltinBackupOperatorsSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_BACKUP_OPS } } },
    { {'R','E'}, WinBuiltinReplicatorSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_REPLICATOR } } },
    { {'R','U'}, WinBuiltinPreWindows2000CompatibleAccessSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_PREW2KCOMPACCESS } } },
    { {'R','D'}, WinBuiltinRemoteDesktopUsersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_REMOTE_DESKTOP_USERS } } },
    { {'N','O'}, WinBuiltinNetworkConfigurationOperatorsSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_NETWORK_CONFIGURATION_OPS } } },
    { {0,0}, WinNTLMAuthenticationSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_PACKAGE_BASE_RID, SECURITY_PACKAGE_NTLM_RID } } },
    { {0,0}, WinDigestAuthenticationSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_PACKAGE_BASE_RID, SECURITY_PACKAGE_DIGEST_RID } } },
    { {0,0}, WinSChannelAuthenticationSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_PACKAGE_BASE_RID, SECURITY_PACKAGE_SCHANNEL_RID } } },
    { {0,0}, WinThisOrganizationSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_THIS_ORGANIZATION_RID } } },
    { {0,0}, WinOtherOrganizationSid, { SID_REVISION, 1, { SECURITY_NT_AUTHORITY }, { SECURITY_OTHER_ORGANIZATION_RID } } },
    { {0,0}, WinBuiltinIncomingForestTrustBuildersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_INCOMING_FOREST_TRUST_BUILDERS  } } },
    { {0,0}, WinBuiltinPerfMonitoringUsersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_MONITORING_USERS } } },
    { {0,0}, WinBuiltinPerfLoggingUsersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_LOGGING_USERS } } },
    { {0,0}, WinBuiltinAuthorizationAccessSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_AUTHORIZATIONACCESS } } },
    { {0,0}, WinBuiltinTerminalServerLicenseServersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_TS_LICENSE_SERVERS } } },
    { {0,0}, WinBuiltinDCOMUsersSid, { SID_REVISION, 2, { SECURITY_NT_AUTHORITY }, { SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_DCOM_USERS } } },
    { {'L','W'}, WinLowLabelSid, { SID_REVISION, 1, { SECURITY_MANDATORY_LABEL_AUTHORITY}, { SECURITY_MANDATORY_LOW_RID} } },
    { {'M','E'}, WinMediumLabelSid, { SID_REVISION, 1, { SECURITY_MANDATORY_LABEL_AUTHORITY}, { SECURITY_MANDATORY_MEDIUM_RID } } },
    { {'H','I'}, WinHighLabelSid, { SID_REVISION, 1, { SECURITY_MANDATORY_LABEL_AUTHORITY}, { SECURITY_MANDATORY_HIGH_RID } } },
    { {'S','I'}, WinSystemLabelSid, { SID_REVISION, 1, { SECURITY_MANDATORY_LABEL_AUTHORITY}, { SECURITY_MANDATORY_SYSTEM_RID } } },
};

/* these SIDs must be constructed as relative to some domain - only the RID is well-known */
typedef struct WELLKNOWNRID
{
    WELL_KNOWN_SID_TYPE Type;
    DWORD Rid;
} WELLKNOWNRID;

static const WELLKNOWNRID WellKnownRids[] = {
    { WinAccountAdministratorSid,    DOMAIN_USER_RID_ADMIN },
    { WinAccountGuestSid,            DOMAIN_USER_RID_GUEST },
    { WinAccountKrbtgtSid,           DOMAIN_USER_RID_KRBTGT },
    { WinAccountDomainAdminsSid,     DOMAIN_GROUP_RID_ADMINS },
    { WinAccountDomainUsersSid,      DOMAIN_GROUP_RID_USERS },
    { WinAccountDomainGuestsSid,     DOMAIN_GROUP_RID_GUESTS },
    { WinAccountComputersSid,        DOMAIN_GROUP_RID_COMPUTERS },
    { WinAccountControllersSid,      DOMAIN_GROUP_RID_CONTROLLERS },
    { WinAccountCertAdminsSid,       DOMAIN_GROUP_RID_CERT_ADMINS },
    { WinAccountSchemaAdminsSid,     DOMAIN_GROUP_RID_SCHEMA_ADMINS },
    { WinAccountEnterpriseAdminsSid, DOMAIN_GROUP_RID_ENTERPRISE_ADMINS },
    { WinAccountPolicyAdminsSid,     DOMAIN_GROUP_RID_POLICY_ADMINS },
    { WinAccountRasAndIasServersSid, DOMAIN_ALIAS_RID_RAS_SERVERS },
};


static SID const sidWorld = { SID_REVISION, 1, { SECURITY_WORLD_SID_AUTHORITY} , { SECURITY_WORLD_RID } };

typedef struct _AccountSid {
    WELL_KNOWN_SID_TYPE type;
    LPCWSTR account;
    LPCWSTR domain;
    SID_NAME_USE name_use;
    LPCWSTR alias;
} AccountSid;

static const WCHAR Account_Operators[] = { 'A','c','c','o','u','n','t',' ','O','p','e','r','a','t','o','r','s',0 };
static const WCHAR Administrator[] = {'A','d','m','i','n','i','s','t','r','a','t','o','r',0 };
static const WCHAR Administrators[] = { 'A','d','m','i','n','i','s','t','r','a','t','o','r','s',0 };
static const WCHAR ANONYMOUS_LOGON[] = { 'A','N','O','N','Y','M','O','U','S',' ','L','O','G','O','N',0 };
static const WCHAR Authenticated_Users[] = { 'A','u','t','h','e','n','t','i','c','a','t','e','d',' ','U','s','e','r','s',0 };
static const WCHAR Backup_Operators[] = { 'B','a','c','k','u','p',' ','O','p','e','r','a','t','o','r','s',0 };
static const WCHAR BATCH[] = { 'B','A','T','C','H',0 };
static const WCHAR Blank[] = { 0 };
static const WCHAR BUILTIN[] = { 'B','U','I','L','T','I','N',0 };
static const WCHAR Cert_Publishers[] = { 'C','e','r','t',' ','P','u','b','l','i','s','h','e','r','s',0 };
static const WCHAR CREATOR_GROUP[] = { 'C','R','E','A','T','O','R',' ','G','R','O','U','P',0 };
static const WCHAR CREATOR_GROUP_SERVER[] = { 'C','R','E','A','T','O','R',' ','G','R','O','U','P',' ','S','E','R','V','E','R',0 };
static const WCHAR CREATOR_OWNER[] = { 'C','R','E','A','T','O','R',' ','O','W','N','E','R',0 };
static const WCHAR CREATOR_OWNER_SERVER[] = { 'C','R','E','A','T','O','R',' ','O','W','N','E','R',' ','S','E','R','V','E','R',0 };
static const WCHAR CURRENT_USER[] = { 'C','U','R','R','E','N','T','_','U','S','E','R',0 };
static const WCHAR DIALUP[] = { 'D','I','A','L','U','P',0 };
static const WCHAR Digest_Authentication[] = { 'D','i','g','e','s','t',' ','A','u','t','h','e','n','t','i','c','a','t','i','o','n',0 };
static const WCHAR DOMAIN[] = {'D','O','M','A','I','N',0};
static const WCHAR Domain_Admins[] = { 'D','o','m','a','i','n',' ','A','d','m','i','n','s',0 };
static const WCHAR Domain_Computers[] = { 'D','o','m','a','i','n',' ','C','o','m','p','u','t','e','r','s',0 };
static const WCHAR Domain_Controllers[] = { 'D','o','m','a','i','n',' ','C','o','n','t','r','o','l','l','e','r','s',0 };
static const WCHAR Domain_Guests[] = { 'D','o','m','a','i','n',' ','G','u','e','s','t','s',0 };
static const WCHAR Domain_Users[] = { 'D','o','m','a','i','n',' ','U','s','e','r','s',0 };
static const WCHAR Enterprise_Admins[] = { 'E','n','t','e','r','p','r','i','s','e',' ','A','d','m','i','n','s',0 };
static const WCHAR ENTERPRISE_DOMAIN_CONTROLLERS[] = { 'E','N','T','E','R','P','R','I','S','E',' ','D','O','M','A','I','N',' ','C','O','N','T','R','O','L','L','E','R','S',0 };
static const WCHAR Everyone[] = { 'E','v','e','r','y','o','n','e',0 };
static const WCHAR Group_Policy_Creator_Owners[] = { 'G','r','o','u','p',' ','P','o','l','i','c','y',' ','C','r','e','a','t','o','r',' ','O','w','n','e','r','s',0 };
static const WCHAR Guest[] = { 'G','u','e','s','t',0 };
static const WCHAR Guests[] = { 'G','u','e','s','t','s',0 };
static const WCHAR INTERACTIVE[] = { 'I','N','T','E','R','A','C','T','I','V','E',0 };
static const WCHAR LOCAL[] = { 'L','O','C','A','L',0 };
static const WCHAR LOCAL_SERVICE[] = { 'L','O','C','A','L',' ','S','E','R','V','I','C','E',0 };
static const WCHAR LOCAL_SERVICE2[] = { 'L','O','C','A','L','S','E','R','V','I','C','E',0 };
static const WCHAR NETWORK[] = { 'N','E','T','W','O','R','K',0 };
static const WCHAR Network_Configuration_Operators[] = { 'N','e','t','w','o','r','k',' ','C','o','n','f','i','g','u','r','a','t','i','o','n',' ','O','p','e','r','a','t','o','r','s',0 };
static const WCHAR NETWORK_SERVICE[] = { 'N','E','T','W','O','R','K',' ','S','E','R','V','I','C','E',0 };
static const WCHAR NETWORK_SERVICE2[] = { 'N','E','T','W','O','R','K','S','E','R','V','I','C','E',0 };
static const WCHAR NT_AUTHORITY[] = { 'N','T',' ','A','U','T','H','O','R','I','T','Y',0 };
static const WCHAR NT_Pseudo_Domain[] = { 'N','T',' ','P','s','e','u','d','o',' ','D','o','m','a','i','n',0 };
static const WCHAR NTML_Authentication[] = { 'N','T','M','L',' ','A','u','t','h','e','n','t','i','c','a','t','i','o','n',0 };
static const WCHAR NULL_SID[] = { 'N','U','L','L',' ','S','I','D',0 };
static const WCHAR Other_Organization[] = { 'O','t','h','e','r',' ','O','r','g','a','n','i','z','a','t','i','o','n',0 };
static const WCHAR Performance_Log_Users[] = { 'P','e','r','f','o','r','m','a','n','c','e',' ','L','o','g',' ','U','s','e','r','s',0 };
static const WCHAR Performance_Monitor_Users[] = { 'P','e','r','f','o','r','m','a','n','c','e',' ','M','o','n','i','t','o','r',' ','U','s','e','r','s',0 };
static const WCHAR Power_Users[] = { 'P','o','w','e','r',' ','U','s','e','r','s',0 };
static const WCHAR Pre_Windows_2000_Compatible_Access[] = { 'P','r','e','-','W','i','n','d','o','w','s',' ','2','0','0','0',' ','C','o','m','p','a','t','i','b','l','e',' ','A','c','c','e','s','s',0 };
static const WCHAR Print_Operators[] = { 'P','r','i','n','t',' ','O','p','e','r','a','t','o','r','s',0 };
static const WCHAR PROXY[] = { 'P','R','O','X','Y',0 };
static const WCHAR RAS_and_IAS_Servers[] = { 'R','A','S',' ','a','n','d',' ','I','A','S',' ','S','e','r','v','e','r','s',0 };
static const WCHAR Remote_Desktop_Users[] = { 'R','e','m','o','t','e',' ','D','e','s','k','t','o','p',' ','U','s','e','r','s',0 };
static const WCHAR REMOTE_INTERACTIVE_LOGON[] = { 'R','E','M','O','T','E',' ','I','N','T','E','R','A','C','T','I','V','E',' ','L','O','G','O','N',0 };
static const WCHAR Replicators[] = { 'R','e','p','l','i','c','a','t','o','r','s',0 };
static const WCHAR RESTRICTED[] = { 'R','E','S','T','R','I','C','T','E','D',0 };
static const WCHAR SChannel_Authentication[] = { 'S','C','h','a','n','n','e','l',' ','A','u','t','h','e','n','t','i','c','a','t','i','o','n',0 };
static const WCHAR Schema_Admins[] = { 'S','c','h','e','m','a',' ','A','d','m','i','n','s',0 };
static const WCHAR SELF[] = { 'S','E','L','F',0 };
static const WCHAR Server_Operators[] = { 'S','e','r','v','e','r',' ','O','p','e','r','a','t','o','r','s',0 };
static const WCHAR SERVICE[] = { 'S','E','R','V','I','C','E',0 };
static const WCHAR SYSTEM[] = { 'S','Y','S','T','E','M',0 };
static const WCHAR TERMINAL_SERVER_USER[] = { 'T','E','R','M','I','N','A','L',' ','S','E','R','V','E','R',' ','U','S','E','R',0 };
static const WCHAR This_Organization[] = { 'T','h','i','s',' ','O','r','g','a','n','i','z','a','t','i','o','n',0 };
static const WCHAR Users[] = { 'U','s','e','r','s',0 };

static const AccountSid ACCOUNT_SIDS[] = {
    { WinNullSid, NULL_SID, Blank, SidTypeWellKnownGroup },
    { WinWorldSid, Everyone, Blank, SidTypeWellKnownGroup },
    { WinLocalSid, LOCAL, Blank, SidTypeWellKnownGroup },
    { WinCreatorOwnerSid, CREATOR_OWNER, Blank, SidTypeWellKnownGroup },
    { WinCreatorGroupSid, CREATOR_GROUP, Blank, SidTypeWellKnownGroup },
    { WinCreatorOwnerServerSid, CREATOR_OWNER_SERVER, Blank, SidTypeWellKnownGroup },
    { WinCreatorGroupServerSid, CREATOR_GROUP_SERVER, Blank, SidTypeWellKnownGroup },
    { WinNtAuthoritySid, NT_Pseudo_Domain, NT_Pseudo_Domain, SidTypeDomain },
    { WinDialupSid, DIALUP, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinNetworkSid, NETWORK, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinBatchSid, BATCH, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinInteractiveSid, INTERACTIVE, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinServiceSid, SERVICE, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinAnonymousSid, ANONYMOUS_LOGON, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinProxySid, PROXY, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinEnterpriseControllersSid, ENTERPRISE_DOMAIN_CONTROLLERS, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinSelfSid, SELF, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinAuthenticatedUserSid, Authenticated_Users, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinRestrictedCodeSid, RESTRICTED, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinTerminalServerSid, TERMINAL_SERVER_USER, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinRemoteLogonIdSid, REMOTE_INTERACTIVE_LOGON, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinLocalSystemSid, SYSTEM, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinLocalServiceSid, LOCAL_SERVICE, NT_AUTHORITY, SidTypeWellKnownGroup, LOCAL_SERVICE2 },
    { WinNetworkServiceSid, NETWORK_SERVICE, NT_AUTHORITY, SidTypeWellKnownGroup , NETWORK_SERVICE2},
    { WinBuiltinDomainSid, BUILTIN, BUILTIN, SidTypeDomain },
    { WinBuiltinAdministratorsSid, Administrators, BUILTIN, SidTypeAlias },
    { WinBuiltinUsersSid, Users, BUILTIN, SidTypeAlias },
    { WinBuiltinGuestsSid, Guests, BUILTIN, SidTypeAlias },
    { WinBuiltinPowerUsersSid, Power_Users, BUILTIN, SidTypeAlias },
    { WinBuiltinAccountOperatorsSid, Account_Operators, BUILTIN, SidTypeAlias },
    { WinBuiltinSystemOperatorsSid, Server_Operators, BUILTIN, SidTypeAlias },
    { WinBuiltinPrintOperatorsSid, Print_Operators, BUILTIN, SidTypeAlias },
    { WinBuiltinBackupOperatorsSid, Backup_Operators, BUILTIN, SidTypeAlias },
    { WinBuiltinReplicatorSid, Replicators, BUILTIN, SidTypeAlias },
    { WinBuiltinPreWindows2000CompatibleAccessSid, Pre_Windows_2000_Compatible_Access, BUILTIN, SidTypeAlias },
    { WinBuiltinRemoteDesktopUsersSid, Remote_Desktop_Users, BUILTIN, SidTypeAlias },
    { WinBuiltinNetworkConfigurationOperatorsSid, Network_Configuration_Operators, BUILTIN, SidTypeAlias },
    { WinNTLMAuthenticationSid, NTML_Authentication, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinDigestAuthenticationSid, Digest_Authentication, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinSChannelAuthenticationSid, SChannel_Authentication, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinThisOrganizationSid, This_Organization, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinOtherOrganizationSid, Other_Organization, NT_AUTHORITY, SidTypeWellKnownGroup },
    { WinBuiltinPerfMonitoringUsersSid, Performance_Monitor_Users, BUILTIN, SidTypeAlias },
    { WinBuiltinPerfLoggingUsersSid, Performance_Log_Users, BUILTIN, SidTypeAlias },
};
/*
 * ACE access rights
 */
static const WCHAR SDDL_READ_CONTROL[]     = {'R','C',0};
static const WCHAR SDDL_WRITE_DAC[]        = {'W','D',0};
static const WCHAR SDDL_WRITE_OWNER[]      = {'W','O',0};
static const WCHAR SDDL_STANDARD_DELETE[]  = {'S','D',0};

static const WCHAR SDDL_READ_PROPERTY[]    = {'R','P',0};
static const WCHAR SDDL_WRITE_PROPERTY[]   = {'W','P',0};
static const WCHAR SDDL_CREATE_CHILD[]     = {'C','C',0};
static const WCHAR SDDL_DELETE_CHILD[]     = {'D','C',0};
static const WCHAR SDDL_LIST_CHILDREN[]    = {'L','C',0};
static const WCHAR SDDL_SELF_WRITE[]       = {'S','W',0};
static const WCHAR SDDL_LIST_OBJECT[]      = {'L','O',0};
static const WCHAR SDDL_DELETE_TREE[]      = {'D','T',0};
static const WCHAR SDDL_CONTROL_ACCESS[]   = {'C','R',0};

static const WCHAR SDDL_FILE_ALL[]         = {'F','A',0};
static const WCHAR SDDL_FILE_READ[]        = {'F','R',0};
static const WCHAR SDDL_FILE_WRITE[]       = {'F','W',0};
static const WCHAR SDDL_FILE_EXECUTE[]     = {'F','X',0};

static const WCHAR SDDL_KEY_ALL[]          = {'K','A',0};
static const WCHAR SDDL_KEY_READ[]         = {'K','R',0};
static const WCHAR SDDL_KEY_WRITE[]        = {'K','W',0};
static const WCHAR SDDL_KEY_EXECUTE[]      = {'K','X',0};

static const WCHAR SDDL_GENERIC_ALL[]      = {'G','A',0};
static const WCHAR SDDL_GENERIC_READ[]     = {'G','R',0};
static const WCHAR SDDL_GENERIC_WRITE[]    = {'G','W',0};
static const WCHAR SDDL_GENERIC_EXECUTE[]  = {'G','X',0};

/*
 * ACL flags
 */
static const WCHAR SDDL_PROTECTED[]             = {'P',0};
static const WCHAR SDDL_AUTO_INHERIT_REQ[]      = {'A','R',0};
static const WCHAR SDDL_AUTO_INHERITED[]        = {'A','I',0};

/*
 * ACE types
 */
static const WCHAR SDDL_ACCESS_ALLOWED[]        = {'A',0};
static const WCHAR SDDL_ACCESS_DENIED[]         = {'D',0};
static const WCHAR SDDL_OBJECT_ACCESS_ALLOWED[] = {'O','A',0};
static const WCHAR SDDL_OBJECT_ACCESS_DENIED[]  = {'O','D',0};
static const WCHAR SDDL_AUDIT[]                 = {'A','U',0};
static const WCHAR SDDL_ALARM[]                 = {'A','L',0};
static const WCHAR SDDL_OBJECT_AUDIT[]          = {'O','U',0};
static const WCHAR SDDL_OBJECT_ALARMp[]         = {'O','L',0};

/*
 * ACE flags
 */
static const WCHAR SDDL_CONTAINER_INHERIT[]  = {'C','I',0};
static const WCHAR SDDL_OBJECT_INHERIT[]     = {'O','I',0};
static const WCHAR SDDL_NO_PROPAGATE[]       = {'N','P',0};
static const WCHAR SDDL_INHERIT_ONLY[]       = {'I','O',0};
static const WCHAR SDDL_INHERITED[]          = {'I','D',0};
static const WCHAR SDDL_AUDIT_SUCCESS[]      = {'S','A',0};
static const WCHAR SDDL_AUDIT_FAILURE[]      = {'F','A',0};

const char * debugstr_sid(PSID sid)
{
    int auth = 0;
    SID * psid = sid;

    if (psid == NULL)
        return "(null)";

    auth = psid->IdentifierAuthority.Value[5] +
           (psid->IdentifierAuthority.Value[4] << 8) +
           (psid->IdentifierAuthority.Value[3] << 16) +
           (psid->IdentifierAuthority.Value[2] << 24);

    switch (psid->SubAuthorityCount) {
    case 0:
        return wine_dbg_sprintf("S-%d-%d", psid->Revision, auth);
    case 1:
        return wine_dbg_sprintf("S-%d-%d-%u", psid->Revision, auth,
            psid->SubAuthority[0]);
    case 2:
        return wine_dbg_sprintf("S-%d-%d-%u-%u", psid->Revision, auth,
            psid->SubAuthority[0], psid->SubAuthority[1]);
    case 3:
        return wine_dbg_sprintf("S-%d-%d-%u-%u-%u", psid->Revision, auth,
            psid->SubAuthority[0], psid->SubAuthority[1], psid->SubAuthority[2]);
    case 4:
        return wine_dbg_sprintf("S-%d-%d-%u-%u-%u-%u", psid->Revision, auth,
            psid->SubAuthority[0], psid->SubAuthority[1], psid->SubAuthority[2],
            psid->SubAuthority[3]);
    case 5:
        return wine_dbg_sprintf("S-%d-%d-%u-%u-%u-%u-%u", psid->Revision, auth,
            psid->SubAuthority[0], psid->SubAuthority[1], psid->SubAuthority[2],
            psid->SubAuthority[3], psid->SubAuthority[4]);
    case 6:
        return wine_dbg_sprintf("S-%d-%d-%u-%u-%u-%u-%u-%u", psid->Revision, auth,
            psid->SubAuthority[3], psid->SubAuthority[1], psid->SubAuthority[2],
            psid->SubAuthority[0], psid->SubAuthority[4], psid->SubAuthority[5]);
    case 7:
        return wine_dbg_sprintf("S-%d-%d-%u-%u-%u-%u-%u-%u-%u", psid->Revision, auth,
            psid->SubAuthority[0], psid->SubAuthority[1], psid->SubAuthority[2],
            psid->SubAuthority[3], psid->SubAuthority[4], psid->SubAuthority[5],
            psid->SubAuthority[6]);
    case 8:
        return wine_dbg_sprintf("S-%d-%d-%u-%u-%u-%u-%u-%u-%u-%u", psid->Revision, auth,
            psid->SubAuthority[0], psid->SubAuthority[1], psid->SubAuthority[2],
            psid->SubAuthority[3], psid->SubAuthority[4], psid->SubAuthority[5],
            psid->SubAuthority[6], psid->SubAuthority[7]);
    }
    return "(too-big)";
}

/* set last error code from NT status and get the proper boolean return value */
/* used for functions that are a simple wrapper around the corresponding ntdll API */
static inline BOOL set_ntstatus( NTSTATUS status )
{
    if (status) SetLastError( RtlNtStatusToDosError( status ));
    return !status;
}

#define	WINE_SIZE_OF_WORLD_ACCESS_ACL	(sizeof(ACL) + sizeof(ACCESS_ALLOWED_ACE) + sizeof(sidWorld) - sizeof(DWORD))

static void GetWorldAccessACL(PACL pACL)
{
    PACCESS_ALLOWED_ACE pACE = (PACCESS_ALLOWED_ACE) (pACL + 1);

    pACL->AclRevision = ACL_REVISION;
    pACL->Sbz1 = 0;
    pACL->AclSize = WINE_SIZE_OF_WORLD_ACCESS_ACL;
    pACL->AceCount = 1;
    pACL->Sbz2 = 0;

    pACE->Header.AceType = ACCESS_ALLOWED_ACE_TYPE;
    pACE->Header.AceFlags = CONTAINER_INHERIT_ACE;
    pACE->Header.AceSize = sizeof(ACCESS_ALLOWED_ACE) + sizeof(sidWorld) - sizeof(DWORD);
    pACE->Mask = 0xf3ffffff; /* Everything except reserved bits */
    memcpy(&pACE->SidStart, &sidWorld, sizeof(sidWorld));
}

/************************************************************
 *                ADVAPI_IsLocalComputer
 *
 * Checks whether the server name indicates local machine.
 */
BOOL ADVAPI_IsLocalComputer(LPCWSTR ServerName)
{
    DWORD dwSize = MAX_COMPUTERNAME_LENGTH + 1;
    BOOL Result;
    LPWSTR buf;

    if (!ServerName || !ServerName[0])
        return TRUE;

    buf = HeapAlloc(GetProcessHeap(), 0, dwSize * sizeof(WCHAR));
    Result = GetComputerNameW(buf,  &dwSize);
    if (Result && (ServerName[0] == '\\') && (ServerName[1] == '\\'))
        ServerName += 2;
    Result = Result && !lstrcmpW(ServerName, buf);
    HeapFree(GetProcessHeap(), 0, buf);

    return Result;
}

/************************************************************
 *                ADVAPI_GetComputerSid
 *
 * Reads the computer SID from the registry.
 */
BOOL ADVAPI_GetComputerSid(PSID sid)
{
    HKEY key;
    LONG ret;
    BOOL retval = FALSE;
    static const WCHAR Account[] = { 'S','E','C','U','R','I','T','Y','\\','S','A','M','\\','D','o','m','a','i','n','s','\\','A','c','c','o','u','n','t',0 };
    static const WCHAR V[] = { 'V',0 };

    if ((ret = RegOpenKeyExW(HKEY_LOCAL_MACHINE, Account, 0,
        KEY_READ, &key)) == ERROR_SUCCESS)
    {
        DWORD size = 0;
        ret = RegQueryValueExW(key, V, NULL, NULL, NULL, &size);
        if (ret == ERROR_MORE_DATA || ret == ERROR_SUCCESS)
        {
            BYTE * data = HeapAlloc(GetProcessHeap(), 0, size);
            if (data)
            {
                if ((ret = RegQueryValueExW(key, V, NULL, NULL,
                     data, &size)) == ERROR_SUCCESS)
                {
                    /* the SID is in the last 24 bytes of the binary data */
                    CopyMemory(sid, &data[size-24], 24);
                    retval = TRUE;
                }
                HeapFree(GetProcessHeap(), 0, data);
            }
        }
        RegCloseKey(key);
    }

    if(retval == TRUE) return retval;

    /* create a new random SID */
    if (RegCreateKeyExW(HKEY_LOCAL_MACHINE, Account,
        0, NULL, 0, KEY_ALL_ACCESS, NULL, &key, NULL) == ERROR_SUCCESS)
    {
        PSID new_sid;
        SID_IDENTIFIER_AUTHORITY identifierAuthority = {SECURITY_NT_AUTHORITY};
        DWORD id[3];

        if (RtlGenRandom(id, sizeof(id)))
        {
            if (AllocateAndInitializeSid(&identifierAuthority, 4, SECURITY_NT_NON_UNIQUE, id[0], id[1], id[2], 0, 0, 0, 0, &new_sid))
            {
                if (RegSetValueExW(key, V, 0, REG_BINARY, new_sid, GetLengthSid(new_sid)) == ERROR_SUCCESS)
                    retval = CopySid(GetLengthSid(new_sid), sid, new_sid);

                FreeSid(new_sid);
            }
        }
        RegCloseKey(key);
    }

    return retval;
}

/*	##############################
	######	TOKEN FUNCTIONS ######
	##############################
*/

/******************************************************************************
 * OpenProcessToken			[ADVAPI32.@]
 * Opens the access token associated with a process handle.
 *
 * PARAMS
 *   ProcessHandle [I] Handle to process
 *   DesiredAccess [I] Desired access to process
 *   TokenHandle   [O] Pointer to handle of open access token
 *
 * RETURNS
 *  Success: TRUE. TokenHandle contains the access token.
 *  Failure: FALSE.
 *
 * NOTES
 *  See NtOpenProcessToken.
 */
BOOL WINAPI
OpenProcessToken( HANDLE ProcessHandle, DWORD DesiredAccess,
                  HANDLE *TokenHandle )
{
	return set_ntstatus(NtOpenProcessToken( ProcessHandle, DesiredAccess, TokenHandle ));
}

/******************************************************************************
 * OpenThreadToken [ADVAPI32.@]
 *
 * Opens the access token associated with a thread handle.
 *
 * PARAMS
 *   ThreadHandle  [I] Handle to process
 *   DesiredAccess [I] Desired access to the thread
 *   OpenAsSelf    [I] ???
 *   TokenHandle   [O] Destination for the token handle
 *
 * RETURNS
 *  Success: TRUE. TokenHandle contains the access token.
 *  Failure: FALSE.
 *
 * NOTES
 *  See NtOpenThreadToken.
 */
BOOL WINAPI
OpenThreadToken( HANDLE ThreadHandle, DWORD DesiredAccess,
		 BOOL OpenAsSelf, HANDLE *TokenHandle)
{
	return set_ntstatus( NtOpenThreadToken(ThreadHandle, DesiredAccess, OpenAsSelf, TokenHandle));
}

BOOL WINAPI
AdjustTokenGroups( HANDLE TokenHandle, BOOL ResetToDefault, PTOKEN_GROUPS NewState,
                   DWORD BufferLength, PTOKEN_GROUPS PreviousState, PDWORD ReturnLength )
{
    return set_ntstatus( NtAdjustGroupsToken(TokenHandle, ResetToDefault, NewState, BufferLength,
                                             PreviousState, ReturnLength));
}

/******************************************************************************
 * AdjustTokenPrivileges [ADVAPI32.@]
 *
 * Adjust the privileges of an open token handle.
 * 
 * PARAMS
 *  TokenHandle          [I]   Handle from OpenProcessToken() or OpenThreadToken() 
 *  DisableAllPrivileges [I]   TRUE=Remove all privileges, FALSE=Use NewState
 *  NewState             [I]   Desired new privileges of the token
 *  BufferLength         [I]   Length of NewState
 *  PreviousState        [O]   Destination for the previous state
 *  ReturnLength         [I/O] Size of PreviousState
 *
 *
 * RETURNS
 *  Success: TRUE. Privileges are set to NewState and PreviousState is updated.
 *  Failure: FALSE.
 *
 * NOTES
 *  See NtAdjustPrivilegesToken.
 */
BOOL WINAPI
AdjustTokenPrivileges( HANDLE TokenHandle, BOOL DisableAllPrivileges,
                       PTOKEN_PRIVILEGES NewState, DWORD BufferLength,
                       PTOKEN_PRIVILEGES PreviousState, PDWORD ReturnLength )
{
    NTSTATUS status;

    TRACE("\n");
    
    status = NtAdjustPrivilegesToken(TokenHandle, DisableAllPrivileges,
                                                     NewState, BufferLength, PreviousState,
                                                     ReturnLength);
    SetLastError( RtlNtStatusToDosError( status ));
    if ((status == STATUS_SUCCESS) || (status == STATUS_NOT_ALL_ASSIGNED))
        return TRUE;
    else
        return FALSE;
}

/******************************************************************************
 * CheckTokenMembership [ADVAPI32.@]
 *
 * Determine if an access token is a member of a SID.
 * 
 * PARAMS
 *   TokenHandle [I] Handle from OpenProcessToken() or OpenThreadToken()
 *   SidToCheck  [I] SID that possibly contains the token
 *   IsMember    [O] Destination for result.
 *
 * RETURNS
 *  Success: TRUE. IsMember is TRUE if TokenHandle is a member, FALSE otherwise.
 *  Failure: FALSE.
 */
BOOL WINAPI
CheckTokenMembership( HANDLE token, PSID sid_to_check,
                      PBOOL is_member )
{
    PTOKEN_GROUPS token_groups = NULL;
    HANDLE thread_token = NULL;
    DWORD size, i;
    BOOL ret;

    TRACE("(%p %s %p)\n", token, debugstr_sid(sid_to_check), is_member);

    *is_member = FALSE;

    if (!token)
    {
        if (!OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, TRUE, &thread_token))
        {
            HANDLE process_token;
            ret = OpenProcessToken(GetCurrentProcess(), TOKEN_DUPLICATE, &process_token);
            if (!ret)
                goto exit;
            ret = DuplicateTokenEx(process_token, TOKEN_QUERY,
                NULL, SecurityImpersonation, TokenImpersonation,
                &thread_token);
            CloseHandle(process_token);
            if (!ret)
                goto exit;
        }
        token = thread_token;
    }

    ret = GetTokenInformation(token, TokenGroups, NULL, 0, &size);
    if (!ret && GetLastError() != ERROR_INSUFFICIENT_BUFFER)
        goto exit;

    token_groups = HeapAlloc(GetProcessHeap(), 0, size);
    if (!token_groups)
    {
        ret = FALSE;
        goto exit;
    }

    ret = GetTokenInformation(token, TokenGroups, token_groups, size, &size);
    if (!ret)
        goto exit;

    for (i = 0; i < token_groups->GroupCount; i++)
    {
        TRACE("Groups[%d]: {0x%x, %s}\n", i,
            token_groups->Groups[i].Attributes,
            debugstr_sid(token_groups->Groups[i].Sid));
        if ((token_groups->Groups[i].Attributes & SE_GROUP_ENABLED) &&
            EqualSid(sid_to_check, token_groups->Groups[i].Sid))
        {
            *is_member = TRUE;
            TRACE("sid enabled and found in token\n");
            break;
        }
    }

exit:
    HeapFree(GetProcessHeap(), 0, token_groups);
    if (thread_token != NULL) CloseHandle(thread_token);

    return ret;
}

/******************************************************************************
 * GetTokenInformation [ADVAPI32.@]
 *
 * Get a type of information about an access token.
 *
 * PARAMS
 *   token           [I] Handle from OpenProcessToken() or OpenThreadToken()
 *   tokeninfoclass  [I] A TOKEN_INFORMATION_CLASS from "winnt.h"
 *   tokeninfo       [O] Destination for token information
 *   tokeninfolength [I] Length of tokeninfo
 *   retlen          [O] Destination for returned token information length
 *
 * RETURNS
 *  Success: TRUE. tokeninfo contains retlen bytes of token information
 *  Failure: FALSE.
 *
 * NOTES
 *  See NtQueryInformationToken.
 */
BOOL WINAPI
GetTokenInformation( HANDLE token, TOKEN_INFORMATION_CLASS tokeninfoclass,
		     LPVOID tokeninfo, DWORD tokeninfolength, LPDWORD retlen )
{
    TRACE("(%p, %s, %p, %d, %p):\n",
          token,
          (tokeninfoclass == TokenUser) ? "TokenUser" :
          (tokeninfoclass == TokenGroups) ? "TokenGroups" :
          (tokeninfoclass == TokenPrivileges) ? "TokenPrivileges" :
          (tokeninfoclass == TokenOwner) ? "TokenOwner" :
          (tokeninfoclass == TokenPrimaryGroup) ? "TokenPrimaryGroup" :
          (tokeninfoclass == TokenDefaultDacl) ? "TokenDefaultDacl" :
          (tokeninfoclass == TokenSource) ? "TokenSource" :
          (tokeninfoclass == TokenType) ? "TokenType" :
          (tokeninfoclass == TokenImpersonationLevel) ? "TokenImpersonationLevel" :
          (tokeninfoclass == TokenStatistics) ? "TokenStatistics" :
          (tokeninfoclass == TokenRestrictedSids) ? "TokenRestrictedSids" :
          (tokeninfoclass == TokenSessionId) ? "TokenSessionId" :
          (tokeninfoclass == TokenGroupsAndPrivileges) ? "TokenGroupsAndPrivileges" :
          (tokeninfoclass == TokenSessionReference) ? "TokenSessionReference" :
          (tokeninfoclass == TokenSandBoxInert) ? "TokenSandBoxInert" :
          "Unknown",
          tokeninfo, tokeninfolength, retlen);
    return set_ntstatus( NtQueryInformationToken( token, tokeninfoclass, tokeninfo,
                                                  tokeninfolength, retlen));
}

/******************************************************************************
 * SetTokenInformation [ADVAPI32.@]
 *
 * Set information for an access token.
 *
 * PARAMS
 *   token           [I] Handle from OpenProcessToken() or OpenThreadToken()
 *   tokeninfoclass  [I] A TOKEN_INFORMATION_CLASS from "winnt.h"
 *   tokeninfo       [I] Token information to set
 *   tokeninfolength [I] Length of tokeninfo
 *
 * RETURNS
 *  Success: TRUE. The information for the token is set to tokeninfo.
 *  Failure: FALSE.
 */
BOOL WINAPI
SetTokenInformation( HANDLE token, TOKEN_INFORMATION_CLASS tokeninfoclass,
		     LPVOID tokeninfo, DWORD tokeninfolength )
{
    TRACE("(%p, %s, %p, %d): stub\n",
          token,
          (tokeninfoclass == TokenUser) ? "TokenUser" :
          (tokeninfoclass == TokenGroups) ? "TokenGroups" :
          (tokeninfoclass == TokenPrivileges) ? "TokenPrivileges" :
          (tokeninfoclass == TokenOwner) ? "TokenOwner" :
          (tokeninfoclass == TokenPrimaryGroup) ? "TokenPrimaryGroup" :
          (tokeninfoclass == TokenDefaultDacl) ? "TokenDefaultDacl" :
          (tokeninfoclass == TokenSource) ? "TokenSource" :
          (tokeninfoclass == TokenType) ? "TokenType" :
          (tokeninfoclass == TokenImpersonationLevel) ? "TokenImpersonationLevel" :
          (tokeninfoclass == TokenStatistics) ? "TokenStatistics" :
          (tokeninfoclass == TokenRestrictedSids) ? "TokenRestrictedSids" :
          (tokeninfoclass == TokenSessionId) ? "TokenSessionId" :
          (tokeninfoclass == TokenGroupsAndPrivileges) ? "TokenGroupsAndPrivileges" :
          (tokeninfoclass == TokenSessionReference) ? "TokenSessionReference" :
          (tokeninfoclass == TokenSandBoxInert) ? "TokenSandBoxInert" :
          "Unknown",
          tokeninfo, tokeninfolength);

    return set_ntstatus( NtSetInformationToken( token, tokeninfoclass, tokeninfo, tokeninfolength ));
}

/*************************************************************************
 * SetThreadToken [ADVAPI32.@]
 *
 * Assigns an 'impersonation token' to a thread so it can assume the
 * security privileges of another thread or process.  Can also remove
 * a previously assigned token. 
 *
 * PARAMS
 *   thread          [O] Handle to thread to set the token for
 *   token           [I] Token to set
 *
 * RETURNS
 *  Success: TRUE. The threads access token is set to token
 *  Failure: FALSE.
 *
 * NOTES
 *  Only supported on NT or higher. On Win9X this function does nothing.
 *  See SetTokenInformation.
 */
BOOL WINAPI SetThreadToken(PHANDLE thread, HANDLE token)
{
    return set_ntstatus( NtSetInformationThread( thread ? *thread : GetCurrentThread(),
                                                 ThreadImpersonationToken, &token, sizeof token ));
}

/*************************************************************************
 * CreateRestrictedToken [ADVAPI32.@]
 *
 * Create a new more restricted token from an existing token.
 *
 * PARAMS
 *   baseToken       [I] Token to base the new restricted token on
 *   flags           [I] Options
 *   nDisableSids    [I] Length of disableSids array
 *   disableSids     [I] Array of SIDs to disable in the new token
 *   nDeletePrivs    [I] Length of deletePrivs array
 *   deletePrivs     [I] Array of privileges to delete in the new token
 *   nRestrictSids   [I] Length of restrictSids array
 *   restrictSids    [I] Array of SIDs to restrict in the new token
 *   newToken        [O] Address where the new token is stored
 *
 * RETURNS
 *  Success: TRUE
 *  Failure: FALSE
 */
BOOL WINAPI CreateRestrictedToken(
    HANDLE baseToken,
    DWORD flags,
    DWORD nDisableSids,
    PSID_AND_ATTRIBUTES disableSids,
    DWORD nDeletePrivs,
    PLUID_AND_ATTRIBUTES deletePrivs,
    DWORD nRestrictSids,
    PSID_AND_ATTRIBUTES restrictSids,
    PHANDLE newToken)
{
    FIXME("(%p, 0x%x, %u, %p, %u, %p, %u, %p, %p): stub\n",
          baseToken, flags, nDisableSids, disableSids,
          nDeletePrivs, deletePrivs,
          nRestrictSids, restrictSids,
          newToken);
    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
    return FALSE;
}

/*	##############################
	######	SID FUNCTIONS	######
	##############################
*/

/******************************************************************************
 * AllocateAndInitializeSid [ADVAPI32.@]
 *
 * PARAMS
 *   pIdentifierAuthority []
 *   nSubAuthorityCount   []
 *   nSubAuthority0       []
 *   nSubAuthority1       []
 *   nSubAuthority2       []
 *   nSubAuthority3       []
 *   nSubAuthority4       []
 *   nSubAuthority5       []
 *   nSubAuthority6       []
 *   nSubAuthority7       []
 *   pSid                 []
 */
BOOL WINAPI
AllocateAndInitializeSid( PSID_IDENTIFIER_AUTHORITY pIdentifierAuthority,
                          BYTE nSubAuthorityCount,
                          DWORD nSubAuthority0, DWORD nSubAuthority1,
                          DWORD nSubAuthority2, DWORD nSubAuthority3,
                          DWORD nSubAuthority4, DWORD nSubAuthority5,
                          DWORD nSubAuthority6, DWORD nSubAuthority7,
                          PSID *pSid )
{
    return set_ntstatus( RtlAllocateAndInitializeSid(
                             pIdentifierAuthority, nSubAuthorityCount,
                             nSubAuthority0, nSubAuthority1, nSubAuthority2, nSubAuthority3,
                             nSubAuthority4, nSubAuthority5, nSubAuthority6, nSubAuthority7,
                             pSid ));
}

/******************************************************************************
 * FreeSid [ADVAPI32.@]
 *
 * PARAMS
 *   pSid []
 */
PVOID WINAPI
FreeSid( PSID pSid )
{
    	RtlFreeSid(pSid);
	return NULL; /* is documented like this */
}

/******************************************************************************
 * CopySid [ADVAPI32.@]
 *
 * PARAMS
 *   nDestinationSidLength []
 *   pDestinationSid       []
 *   pSourceSid            []
 */
BOOL WINAPI
CopySid( DWORD nDestinationSidLength, PSID pDestinationSid, PSID pSourceSid )
{
	return RtlCopySid(nDestinationSidLength, pDestinationSid, pSourceSid);
}

/******************************************************************************
 * CreateWellKnownSid [ADVAPI32.@]
 */
BOOL WINAPI
CreateWellKnownSid( WELL_KNOWN_SID_TYPE WellKnownSidType,
                    PSID DomainSid,
                    PSID pSid,
                    DWORD* cbSid)
{
    unsigned int i;
    TRACE("(%d, %s, %p, %p)\n", WellKnownSidType, debugstr_sid(DomainSid), pSid, cbSid);

    if (cbSid == NULL || (DomainSid && !IsValidSid(DomainSid)))
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }

    for (i = 0; i < sizeof(WellKnownSids)/sizeof(WellKnownSids[0]); i++) {
        if (WellKnownSids[i].Type == WellKnownSidType) {
            DWORD length = GetSidLengthRequired(WellKnownSids[i].Sid.SubAuthorityCount);

            if (*cbSid < length)
            {
                *cbSid = length;
                SetLastError(ERROR_INSUFFICIENT_BUFFER);
                return FALSE;
            }
            if (!pSid)
            {
                SetLastError(ERROR_INVALID_PARAMETER);
                return FALSE;
            }
            CopyMemory(pSid, &WellKnownSids[i].Sid.Revision, length);
            *cbSid = length;
            return TRUE;
        }
    }

    if (DomainSid == NULL || *GetSidSubAuthorityCount(DomainSid) == SID_MAX_SUB_AUTHORITIES)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }

    for (i = 0; i < sizeof(WellKnownRids)/sizeof(WellKnownRids[0]); i++)
        if (WellKnownRids[i].Type == WellKnownSidType) {
            UCHAR domain_subauth = *GetSidSubAuthorityCount(DomainSid);
            DWORD domain_sid_length = GetSidLengthRequired(domain_subauth);
            DWORD output_sid_length = GetSidLengthRequired(domain_subauth + 1);

            if (*cbSid < output_sid_length)
            {
                *cbSid = output_sid_length;
                SetLastError(ERROR_INSUFFICIENT_BUFFER);
                return FALSE;
            }
            if (!pSid)
            {
                SetLastError(ERROR_INVALID_PARAMETER);
                return FALSE;
            }
            CopyMemory(pSid, DomainSid, domain_sid_length);
            (*GetSidSubAuthorityCount(pSid))++;
            (*GetSidSubAuthority(pSid, domain_subauth)) = WellKnownRids[i].Rid;
            *cbSid = output_sid_length;
            return TRUE;
        }

    SetLastError(ERROR_INVALID_PARAMETER);
    return FALSE;
}

/******************************************************************************
 * IsWellKnownSid [ADVAPI32.@]
 */
BOOL WINAPI
IsWellKnownSid( PSID pSid, WELL_KNOWN_SID_TYPE WellKnownSidType )
{
    unsigned int i;
    TRACE("(%s, %d)\n", debugstr_sid(pSid), WellKnownSidType);

    for (i = 0; i < sizeof(WellKnownSids)/sizeof(WellKnownSids[0]); i++)
        if (WellKnownSids[i].Type == WellKnownSidType)
            if (EqualSid(pSid, (PSID)&(WellKnownSids[i].Sid.Revision)))
                return TRUE;

    return FALSE;
}

BOOL WINAPI
IsTokenRestricted( HANDLE TokenHandle )
{
    TOKEN_GROUPS *groups;
    DWORD size;
    NTSTATUS status;
    BOOL restricted;

    TRACE("(%p)\n", TokenHandle);
 
    status = NtQueryInformationToken(TokenHandle, TokenRestrictedSids, NULL, 0, &size);
    if (status != STATUS_BUFFER_TOO_SMALL)
        return FALSE;
 
    groups = HeapAlloc(GetProcessHeap(), 0, size);
    if (!groups)
    {
        SetLastError(ERROR_OUTOFMEMORY);
        return FALSE;
    }
 
    status = NtQueryInformationToken(TokenHandle, TokenRestrictedSids, groups, size, &size);
    if (status != STATUS_SUCCESS)
    {
        HeapFree(GetProcessHeap(), 0, groups);
        return set_ntstatus(status);
    }
 
    if (groups->GroupCount)
        restricted = TRUE;
    else
        restricted = FALSE;
     
    HeapFree(GetProcessHeap(), 0, groups);
 
    return restricted;
}

/******************************************************************************
 * IsValidSid [ADVAPI32.@]
 *
 * PARAMS
 *   pSid []
 */
BOOL WINAPI
IsValidSid( PSID pSid )
{
	return RtlValidSid( pSid );
}

/******************************************************************************
 * EqualSid [ADVAPI32.@]
 *
 * PARAMS
 *   pSid1 []
 *   pSid2 []
 */
BOOL WINAPI
EqualSid( PSID pSid1, PSID pSid2 )
{
	BOOL ret = RtlEqualSid( pSid1, pSid2 );
	SetLastError(ERROR_SUCCESS);
	return ret;
}

/******************************************************************************
 * EqualPrefixSid [ADVAPI32.@]
 */
BOOL WINAPI EqualPrefixSid (PSID pSid1, PSID pSid2)
{
	return RtlEqualPrefixSid(pSid1, pSid2);
}

/******************************************************************************
 * GetSidLengthRequired [ADVAPI32.@]
 *
 * PARAMS
 *   nSubAuthorityCount []
 */
DWORD WINAPI
GetSidLengthRequired( BYTE nSubAuthorityCount )
{
	return RtlLengthRequiredSid(nSubAuthorityCount);
}

/******************************************************************************
 * InitializeSid [ADVAPI32.@]
 *
 * PARAMS
 *   pIdentifierAuthority []
 */
BOOL WINAPI
InitializeSid (
	PSID pSid,
	PSID_IDENTIFIER_AUTHORITY pIdentifierAuthority,
	BYTE nSubAuthorityCount)
{
	return RtlInitializeSid(pSid, pIdentifierAuthority, nSubAuthorityCount);
}

DWORD WINAPI
GetEffectiveRightsFromAclA( PACL pacl, PTRUSTEEA pTrustee, PACCESS_MASK pAccessRights )
{
    FIXME("%p %p %p - stub\n", pacl, pTrustee, pAccessRights);

    *pAccessRights = STANDARD_RIGHTS_ALL | SPECIFIC_RIGHTS_ALL;
    return 0;
}

DWORD WINAPI
GetEffectiveRightsFromAclW( PACL pacl, PTRUSTEEW pTrustee, PACCESS_MASK pAccessRights )
{
    FIXME("%p %p %p - stub\n", pacl, pTrustee, pAccessRights);

    return 1;
}

/******************************************************************************
 * GetSidIdentifierAuthority [ADVAPI32.@]
 *
 * PARAMS
 *   pSid []
 */
PSID_IDENTIFIER_AUTHORITY WINAPI
GetSidIdentifierAuthority( PSID pSid )
{
	return RtlIdentifierAuthoritySid(pSid);
}

/******************************************************************************
 * GetSidSubAuthority [ADVAPI32.@]
 *
 * PARAMS
 *   pSid          []
 *   nSubAuthority []
 */
PDWORD WINAPI
GetSidSubAuthority( PSID pSid, DWORD nSubAuthority )
{
        SetLastError(ERROR_SUCCESS);
	return RtlSubAuthoritySid(pSid, nSubAuthority);
}

/******************************************************************************
 * GetSidSubAuthorityCount [ADVAPI32.@]
 *
 * PARAMS
 *   pSid []
 */
PUCHAR WINAPI
GetSidSubAuthorityCount (PSID pSid)
{
        SetLastError(ERROR_SUCCESS);
	return RtlSubAuthorityCountSid(pSid);
}

/******************************************************************************
 * GetLengthSid [ADVAPI32.@]
 *
 * PARAMS
 *   pSid []
 */
DWORD WINAPI
GetLengthSid (PSID pSid)
{
	return RtlLengthSid(pSid);
}

/*	##############################################
	######	SECURITY DESCRIPTOR FUNCTIONS	######
	##############################################
*/

 /****************************************************************************** 
 * BuildSecurityDescriptorA [ADVAPI32.@]
 *
 * Builds a SD from 
 *
 * PARAMS
 *  pOwner                [I]
 *  pGroup                [I]
 *  cCountOfAccessEntries [I]
 *  pListOfAccessEntries  [I]
 *  cCountOfAuditEntries  [I]
 *  pListofAuditEntries   [I]
 *  pOldSD                [I]
 *  lpdwBufferLength      [I/O]
 *  pNewSD                [O]
 *
 * RETURNS
 *  Success: ERROR_SUCCESS
 *  Failure: nonzero error code from Winerror.h
 */
DWORD WINAPI BuildSecurityDescriptorA(
    IN PTRUSTEEA pOwner,
    IN PTRUSTEEA pGroup,
    IN ULONG cCountOfAccessEntries,
    IN PEXPLICIT_ACCESSA pListOfAccessEntries,
    IN ULONG cCountOfAuditEntries,
    IN PEXPLICIT_ACCESSA pListofAuditEntries,
    IN PSECURITY_DESCRIPTOR pOldSD,
    IN OUT PULONG lpdwBufferLength,
    OUT PSECURITY_DESCRIPTOR* pNewSD)
{ 
    FIXME("(%p,%p,%d,%p,%d,%p,%p,%p,%p) stub!\n",pOwner,pGroup,
          cCountOfAccessEntries,pListOfAccessEntries,cCountOfAuditEntries,
          pListofAuditEntries,pOldSD,lpdwBufferLength,pNewSD);
 
    return ERROR_CALL_NOT_IMPLEMENTED;
} 
 
/******************************************************************************
 * BuildSecurityDescriptorW [ADVAPI32.@]
 *
 * See BuildSecurityDescriptorA.
 */
DWORD WINAPI BuildSecurityDescriptorW(
    IN PTRUSTEEW pOwner,
    IN PTRUSTEEW pGroup,
    IN ULONG cCountOfAccessEntries,
    IN PEXPLICIT_ACCESSW pListOfAccessEntries,
    IN ULONG cCountOfAuditEntries,
    IN PEXPLICIT_ACCESSW pListofAuditEntries,
    IN PSECURITY_DESCRIPTOR pOldSD,
    IN OUT PULONG lpdwBufferLength,
    OUT PSECURITY_DESCRIPTOR* pNewSD)
{ 
    FIXME("(%p,%p,%d,%p,%d,%p,%p,%p,%p) stub!\n",pOwner,pGroup,
          cCountOfAccessEntries,pListOfAccessEntries,cCountOfAuditEntries,
          pListofAuditEntries,pOldSD,lpdwBufferLength,pNewSD);
 
    return ERROR_CALL_NOT_IMPLEMENTED;
} 

/******************************************************************************
 * InitializeSecurityDescriptor [ADVAPI32.@]
 *
 * PARAMS
 *   pDescr   []
 *   revision []
 */
BOOL WINAPI
InitializeSecurityDescriptor( PSECURITY_DESCRIPTOR pDescr, DWORD revision )
{
	return set_ntstatus( RtlCreateSecurityDescriptor(pDescr, revision ));
}


/******************************************************************************
 * MakeAbsoluteSD [ADVAPI32.@]
 */
BOOL WINAPI MakeAbsoluteSD (
        IN PSECURITY_DESCRIPTOR pSelfRelativeSecurityDescriptor,
	OUT PSECURITY_DESCRIPTOR pAbsoluteSecurityDescriptor,
	OUT LPDWORD lpdwAbsoluteSecurityDescriptorSize,
	OUT PACL pDacl,
	OUT LPDWORD lpdwDaclSize,
	OUT PACL pSacl,
	OUT LPDWORD lpdwSaclSize,
	OUT PSID pOwner,
	OUT LPDWORD lpdwOwnerSize,
	OUT PSID pPrimaryGroup,
	OUT LPDWORD lpdwPrimaryGroupSize)
{
    return set_ntstatus( RtlSelfRelativeToAbsoluteSD(pSelfRelativeSecurityDescriptor,
                                                     pAbsoluteSecurityDescriptor,
                                                     lpdwAbsoluteSecurityDescriptorSize,
                                                     pDacl, lpdwDaclSize, pSacl, lpdwSaclSize,
                                                     pOwner, lpdwOwnerSize,
                                                     pPrimaryGroup, lpdwPrimaryGroupSize));
}

/******************************************************************************
 * GetKernelObjectSecurity [ADVAPI32.@]
 */
BOOL WINAPI GetKernelObjectSecurity(
        HANDLE Handle,
        SECURITY_INFORMATION RequestedInformation,
        PSECURITY_DESCRIPTOR pSecurityDescriptor,
        DWORD nLength,
        LPDWORD lpnLengthNeeded )
{
    TRACE("(%p,0x%08x,%p,0x%08x,%p)\n", Handle, RequestedInformation,
          pSecurityDescriptor, nLength, lpnLengthNeeded);

    return set_ntstatus( NtQuerySecurityObject(Handle, RequestedInformation, pSecurityDescriptor,
                                               nLength, lpnLengthNeeded ));
}

/******************************************************************************
 * GetPrivateObjectSecurity [ADVAPI32.@]
 */
BOOL WINAPI GetPrivateObjectSecurity(
        PSECURITY_DESCRIPTOR ObjectDescriptor,
        SECURITY_INFORMATION SecurityInformation,
        PSECURITY_DESCRIPTOR ResultantDescriptor,
        DWORD DescriptorLength,
        PDWORD ReturnLength )
{
    SECURITY_DESCRIPTOR desc;
    BOOL defaulted, present;
    PACL pacl;
    PSID psid;

    TRACE("(%p,0x%08x,%p,0x%08x,%p)\n", ObjectDescriptor, SecurityInformation,
          ResultantDescriptor, DescriptorLength, ReturnLength);

    if (!InitializeSecurityDescriptor(&desc, SECURITY_DESCRIPTOR_REVISION))
        return FALSE;

    if (SecurityInformation & OWNER_SECURITY_INFORMATION)
    {
        if (!GetSecurityDescriptorOwner(ObjectDescriptor, &psid, &defaulted))
            return FALSE;
        SetSecurityDescriptorOwner(&desc, psid, defaulted);
    }

    if (SecurityInformation & GROUP_SECURITY_INFORMATION)
    {
        if (!GetSecurityDescriptorGroup(ObjectDescriptor, &psid, &defaulted))
            return FALSE;
        SetSecurityDescriptorGroup(&desc, psid, defaulted);
    }

    if (SecurityInformation & DACL_SECURITY_INFORMATION)
    {
        if (!GetSecurityDescriptorDacl(ObjectDescriptor, &present, &pacl, &defaulted))
            return FALSE;
        SetSecurityDescriptorDacl(&desc, present, pacl, defaulted);
    }

    if (SecurityInformation & SACL_SECURITY_INFORMATION)
    {
        if (!GetSecurityDescriptorSacl(ObjectDescriptor, &present, &pacl, &defaulted))
            return FALSE;
        SetSecurityDescriptorSacl(&desc, present, pacl, defaulted);
    }

    *ReturnLength = DescriptorLength;
    return MakeSelfRelativeSD(&desc, ResultantDescriptor, ReturnLength);
}

/******************************************************************************
 * GetSecurityDescriptorLength [ADVAPI32.@]
 */
DWORD WINAPI GetSecurityDescriptorLength( PSECURITY_DESCRIPTOR pDescr)
{
	return RtlLengthSecurityDescriptor(pDescr);
}

/******************************************************************************
 * GetSecurityDescriptorOwner [ADVAPI32.@]
 *
 * PARAMS
 *   pOwner            []
 *   lpbOwnerDefaulted []
 */
BOOL WINAPI
GetSecurityDescriptorOwner( PSECURITY_DESCRIPTOR pDescr, PSID *pOwner,
			    LPBOOL lpbOwnerDefaulted )
{
    BOOLEAN defaulted;
    BOOL ret = set_ntstatus( RtlGetOwnerSecurityDescriptor( pDescr, pOwner, &defaulted ));
    *lpbOwnerDefaulted = defaulted;
    return ret;
}

/******************************************************************************
 * SetSecurityDescriptorOwner [ADVAPI32.@]
 *
 * PARAMS
 */
BOOL WINAPI SetSecurityDescriptorOwner( PSECURITY_DESCRIPTOR pSecurityDescriptor,
				   PSID pOwner, BOOL bOwnerDefaulted)
{
    return set_ntstatus( RtlSetOwnerSecurityDescriptor(pSecurityDescriptor, pOwner, bOwnerDefaulted));
}
/******************************************************************************
 * GetSecurityDescriptorGroup			[ADVAPI32.@]
 */
BOOL WINAPI GetSecurityDescriptorGroup(
	PSECURITY_DESCRIPTOR SecurityDescriptor,
	PSID *Group,
	LPBOOL GroupDefaulted)
{
    BOOLEAN defaulted;
    BOOL ret = set_ntstatus( RtlGetGroupSecurityDescriptor(SecurityDescriptor, Group, &defaulted ));
    *GroupDefaulted = defaulted;
    return ret;
}
/******************************************************************************
 * SetSecurityDescriptorGroup [ADVAPI32.@]
 */
BOOL WINAPI SetSecurityDescriptorGroup ( PSECURITY_DESCRIPTOR SecurityDescriptor,
					   PSID Group, BOOL GroupDefaulted)
{
    return set_ntstatus( RtlSetGroupSecurityDescriptor( SecurityDescriptor, Group, GroupDefaulted));
}

/******************************************************************************
 * IsValidSecurityDescriptor [ADVAPI32.@]
 *
 * PARAMS
 *   lpsecdesc []
 */
BOOL WINAPI
IsValidSecurityDescriptor( PSECURITY_DESCRIPTOR SecurityDescriptor )
{
    return set_ntstatus( RtlValidSecurityDescriptor(SecurityDescriptor));
}

/******************************************************************************
 *  GetSecurityDescriptorDacl			[ADVAPI32.@]
 */
BOOL WINAPI GetSecurityDescriptorDacl(
	IN PSECURITY_DESCRIPTOR pSecurityDescriptor,
	OUT LPBOOL lpbDaclPresent,
	OUT PACL *pDacl,
	OUT LPBOOL lpbDaclDefaulted)
{
    BOOLEAN present, defaulted;
    BOOL ret = set_ntstatus( RtlGetDaclSecurityDescriptor(pSecurityDescriptor, &present, pDacl, &defaulted));
    *lpbDaclPresent = present;
    *lpbDaclDefaulted = defaulted;
    return ret;
}

/******************************************************************************
 *  SetSecurityDescriptorDacl			[ADVAPI32.@]
 */
BOOL WINAPI
SetSecurityDescriptorDacl (
	PSECURITY_DESCRIPTOR lpsd,
	BOOL daclpresent,
	PACL dacl,
	BOOL dacldefaulted )
{
    return set_ntstatus( RtlSetDaclSecurityDescriptor (lpsd, daclpresent, dacl, dacldefaulted ) );
}
/******************************************************************************
 *  GetSecurityDescriptorSacl			[ADVAPI32.@]
 */
BOOL WINAPI GetSecurityDescriptorSacl(
	IN PSECURITY_DESCRIPTOR lpsd,
	OUT LPBOOL lpbSaclPresent,
	OUT PACL *pSacl,
	OUT LPBOOL lpbSaclDefaulted)
{
    BOOLEAN present, defaulted;
    BOOL ret = set_ntstatus( RtlGetSaclSecurityDescriptor(lpsd, &present, pSacl, &defaulted) );
    *lpbSaclPresent = present;
    *lpbSaclDefaulted = defaulted;
    return ret;
}

/**************************************************************************
 * SetSecurityDescriptorSacl			[ADVAPI32.@]
 */
BOOL WINAPI SetSecurityDescriptorSacl (
	PSECURITY_DESCRIPTOR lpsd,
	BOOL saclpresent,
	PACL lpsacl,
	BOOL sacldefaulted)
{
    return set_ntstatus (RtlSetSaclSecurityDescriptor(lpsd, saclpresent, lpsacl, sacldefaulted));
}
/******************************************************************************
 * MakeSelfRelativeSD [ADVAPI32.@]
 *
 * PARAMS
 *   lpabssecdesc  []
 *   lpselfsecdesc []
 *   lpbuflen      []
 */
BOOL WINAPI
MakeSelfRelativeSD(
	IN PSECURITY_DESCRIPTOR pAbsoluteSecurityDescriptor,
	IN PSECURITY_DESCRIPTOR pSelfRelativeSecurityDescriptor,
	IN OUT LPDWORD lpdwBufferLength)
{
    return set_ntstatus( RtlMakeSelfRelativeSD( pAbsoluteSecurityDescriptor,
                                                pSelfRelativeSecurityDescriptor, lpdwBufferLength));
}

/******************************************************************************
 * GetSecurityDescriptorControl			[ADVAPI32.@]
 */

BOOL WINAPI GetSecurityDescriptorControl ( PSECURITY_DESCRIPTOR  pSecurityDescriptor,
		 PSECURITY_DESCRIPTOR_CONTROL pControl, LPDWORD lpdwRevision)
{
    return set_ntstatus( RtlGetControlSecurityDescriptor(pSecurityDescriptor,pControl,lpdwRevision));
}

/******************************************************************************
 * SetSecurityDescriptorControl			[ADVAPI32.@]
 */
BOOL WINAPI SetSecurityDescriptorControl( PSECURITY_DESCRIPTOR pSecurityDescriptor,
  SECURITY_DESCRIPTOR_CONTROL ControlBitsOfInterest,
  SECURITY_DESCRIPTOR_CONTROL ControlBitsToSet )
{
    return set_ntstatus( RtlSetControlSecurityDescriptor(
        pSecurityDescriptor, ControlBitsOfInterest, ControlBitsToSet ) );
}

/*	##############################
	######	ACL FUNCTIONS	######
	##############################
*/

/*************************************************************************
 * InitializeAcl [ADVAPI32.@]
 */
BOOL WINAPI InitializeAcl(PACL acl, DWORD size, DWORD rev)
{
    return set_ntstatus( RtlCreateAcl(acl, size, rev));
}

BOOL WINAPI ImpersonateNamedPipeClient( HANDLE hNamedPipe )
{
    IO_STATUS_BLOCK io_block;

    TRACE("(%p)\n", hNamedPipe);

    return set_ntstatus( NtFsControlFile(hNamedPipe, NULL, NULL, NULL,
                         &io_block, FSCTL_PIPE_IMPERSONATE, NULL, 0, NULL, 0) );
}

/******************************************************************************
 *  AddAccessAllowedAce [ADVAPI32.@]
 */
BOOL WINAPI AddAccessAllowedAce(
        IN OUT PACL pAcl,
        IN DWORD dwAceRevision,
        IN DWORD AccessMask,
        IN PSID pSid)
{
    return set_ntstatus(RtlAddAccessAllowedAce(pAcl, dwAceRevision, AccessMask, pSid));
}

/******************************************************************************
 *  AddAccessAllowedAceEx [ADVAPI32.@]
 */
BOOL WINAPI AddAccessAllowedAceEx(
        IN OUT PACL pAcl,
        IN DWORD dwAceRevision,
	IN DWORD AceFlags,
        IN DWORD AccessMask,
        IN PSID pSid)
{
    return set_ntstatus(RtlAddAccessAllowedAceEx(pAcl, dwAceRevision, AceFlags, AccessMask, pSid));
}

/******************************************************************************
 *  AddAccessDeniedAce [ADVAPI32.@]
 */
BOOL WINAPI AddAccessDeniedAce(
        IN OUT PACL pAcl,
        IN DWORD dwAceRevision,
        IN DWORD AccessMask,
        IN PSID pSid)
{
    return set_ntstatus(RtlAddAccessDeniedAce(pAcl, dwAceRevision, AccessMask, pSid));
}

/******************************************************************************
 *  AddAccessDeniedAceEx [ADVAPI32.@]
 */
BOOL WINAPI AddAccessDeniedAceEx(
        IN OUT PACL pAcl,
        IN DWORD dwAceRevision,
	IN DWORD AceFlags,
        IN DWORD AccessMask,
        IN PSID pSid)
{
    return set_ntstatus(RtlAddAccessDeniedAceEx(pAcl, dwAceRevision, AceFlags, AccessMask, pSid));
}

/******************************************************************************
 *  AddAce [ADVAPI32.@]
 */
BOOL WINAPI AddAce(
        IN OUT PACL pAcl,
        IN DWORD dwAceRevision,
        IN DWORD dwStartingAceIndex,
        LPVOID pAceList,
        DWORD nAceListLength)
{
    return set_ntstatus(RtlAddAce(pAcl, dwAceRevision, dwStartingAceIndex, pAceList, nAceListLength));
}

/******************************************************************************
 * DeleteAce [ADVAPI32.@]
 */
BOOL WINAPI DeleteAce(PACL pAcl, DWORD dwAceIndex)
{
    return set_ntstatus(RtlDeleteAce(pAcl, dwAceIndex));
}

/******************************************************************************
 *  FindFirstFreeAce [ADVAPI32.@]
 */
BOOL WINAPI FindFirstFreeAce(IN PACL pAcl, LPVOID * pAce)
{
	return RtlFirstFreeAce(pAcl, (PACE_HEADER *)pAce);
}

/******************************************************************************
 * GetAce [ADVAPI32.@]
 */
BOOL WINAPI GetAce(PACL pAcl,DWORD dwAceIndex,LPVOID *pAce )
{
    return set_ntstatus(RtlGetAce(pAcl, dwAceIndex, pAce));
}

/******************************************************************************
 * GetAclInformation [ADVAPI32.@]
 */
BOOL WINAPI GetAclInformation(
  PACL pAcl,
  LPVOID pAclInformation,
  DWORD nAclInformationLength,
  ACL_INFORMATION_CLASS dwAclInformationClass)
{
    return set_ntstatus(RtlQueryInformationAcl(pAcl, pAclInformation,
                                               nAclInformationLength, dwAclInformationClass));
}

/******************************************************************************
 *  IsValidAcl [ADVAPI32.@]
 */
BOOL WINAPI IsValidAcl(IN PACL pAcl)
{
	return RtlValidAcl(pAcl);
}

/*	##############################
	######	MISC FUNCTIONS	######
	##############################
*/

/******************************************************************************
 * AllocateLocallyUniqueId [ADVAPI32.@]
 *
 * PARAMS
 *   lpLuid []
 */
BOOL WINAPI AllocateLocallyUniqueId( PLUID lpLuid )
{
    return set_ntstatus(NtAllocateLocallyUniqueId(lpLuid));
}

static const WCHAR SE_CREATE_TOKEN_NAME_W[] =
 { 'S','e','C','r','e','a','t','e','T','o','k','e','n','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_ASSIGNPRIMARYTOKEN_NAME_W[] =
 { 'S','e','A','s','s','i','g','n','P','r','i','m','a','r','y','T','o','k','e','n','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_LOCK_MEMORY_NAME_W[] =
 { 'S','e','L','o','c','k','M','e','m','o','r','y','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_INCREASE_QUOTA_NAME_W[] =
 { 'S','e','I','n','c','r','e','a','s','e','Q','u','o','t','a','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_MACHINE_ACCOUNT_NAME_W[] =
 { 'S','e','M','a','c','h','i','n','e','A','c','c','o','u','n','t','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_TCB_NAME_W[] =
 { 'S','e','T','c','b','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_SECURITY_NAME_W[] =
 { 'S','e','S','e','c','u','r','i','t','y','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_TAKE_OWNERSHIP_NAME_W[] =
 { 'S','e','T','a','k','e','O','w','n','e','r','s','h','i','p','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_LOAD_DRIVER_NAME_W[] =
 { 'S','e','L','o','a','d','D','r','i','v','e','r','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_SYSTEM_PROFILE_NAME_W[] =
 { 'S','e','S','y','s','t','e','m','P','r','o','f','i','l','e','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_SYSTEMTIME_NAME_W[] =
 { 'S','e','S','y','s','t','e','m','t','i','m','e','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_PROF_SINGLE_PROCESS_NAME_W[] =
 { 'S','e','P','r','o','f','i','l','e','S','i','n','g','l','e','P','r','o','c','e','s','s','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_INC_BASE_PRIORITY_NAME_W[] =
 { 'S','e','I','n','c','r','e','a','s','e','B','a','s','e','P','r','i','o','r','i','t','y','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_CREATE_PAGEFILE_NAME_W[] =
 { 'S','e','C','r','e','a','t','e','P','a','g','e','f','i','l','e','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_CREATE_PERMANENT_NAME_W[] =
 { 'S','e','C','r','e','a','t','e','P','e','r','m','a','n','e','n','t','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_BACKUP_NAME_W[] =
 { 'S','e','B','a','c','k','u','p','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_RESTORE_NAME_W[] =
 { 'S','e','R','e','s','t','o','r','e','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_SHUTDOWN_NAME_W[] =
 { 'S','e','S','h','u','t','d','o','w','n','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_DEBUG_NAME_W[] =
 { 'S','e','D','e','b','u','g','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_AUDIT_NAME_W[] =
 { 'S','e','A','u','d','i','t','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_SYSTEM_ENVIRONMENT_NAME_W[] =
 { 'S','e','S','y','s','t','e','m','E','n','v','i','r','o','n','m','e','n','t','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_CHANGE_NOTIFY_NAME_W[] =
 { 'S','e','C','h','a','n','g','e','N','o','t','i','f','y','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_REMOTE_SHUTDOWN_NAME_W[] =
 { 'S','e','R','e','m','o','t','e','S','h','u','t','d','o','w','n','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_UNDOCK_NAME_W[] =
 { 'S','e','U','n','d','o','c','k','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_SYNC_AGENT_NAME_W[] =
 { 'S','e','S','y','n','c','A','g','e','n','t','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_ENABLE_DELEGATION_NAME_W[] =
 { 'S','e','E','n','a','b','l','e','D','e','l','e','g','a','t','i','o','n','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_MANAGE_VOLUME_NAME_W[] =
 { 'S','e','M','a','n','a','g','e','V','o','l','u','m','e','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_IMPERSONATE_NAME_W[] =
 { 'S','e','I','m','p','e','r','s','o','n','a','t','e','P','r','i','v','i','l','e','g','e',0 };
static const WCHAR SE_CREATE_GLOBAL_NAME_W[] =
 { 'S','e','C','r','e','a','t','e','G','l','o','b','a','l','P','r','i','v','i','l','e','g','e',0 };

static const WCHAR * const WellKnownPrivNames[SE_MAX_WELL_KNOWN_PRIVILEGE + 1] =
{
    NULL,
    NULL,
    SE_CREATE_TOKEN_NAME_W,
    SE_ASSIGNPRIMARYTOKEN_NAME_W,
    SE_LOCK_MEMORY_NAME_W,
    SE_INCREASE_QUOTA_NAME_W,
    SE_MACHINE_ACCOUNT_NAME_W,
    SE_TCB_NAME_W,
    SE_SECURITY_NAME_W,
    SE_TAKE_OWNERSHIP_NAME_W,
    SE_LOAD_DRIVER_NAME_W,
    SE_SYSTEM_PROFILE_NAME_W,
    SE_SYSTEMTIME_NAME_W,
    SE_PROF_SINGLE_PROCESS_NAME_W,
    SE_INC_BASE_PRIORITY_NAME_W,
    SE_CREATE_PAGEFILE_NAME_W,
    SE_CREATE_PERMANENT_NAME_W,
    SE_BACKUP_NAME_W,
    SE_RESTORE_NAME_W,
    SE_SHUTDOWN_NAME_W,
    SE_DEBUG_NAME_W,
    SE_AUDIT_NAME_W,
    SE_SYSTEM_ENVIRONMENT_NAME_W,
    SE_CHANGE_NOTIFY_NAME_W,
    SE_REMOTE_SHUTDOWN_NAME_W,
    SE_UNDOCK_NAME_W,
    SE_SYNC_AGENT_NAME_W,
    SE_ENABLE_DELEGATION_NAME_W,
    SE_MANAGE_VOLUME_NAME_W,
    SE_IMPERSONATE_NAME_W,
    SE_CREATE_GLOBAL_NAME_W,
};

/******************************************************************************
 * LookupPrivilegeValueW			[ADVAPI32.@]
 *
 * See LookupPrivilegeValueA.
 */
BOOL WINAPI
LookupPrivilegeValueW( LPCWSTR lpSystemName, LPCWSTR lpName, PLUID lpLuid )
{
    UINT i;

    TRACE("%s,%s,%p\n",debugstr_w(lpSystemName), debugstr_w(lpName), lpLuid);

    if (!ADVAPI_IsLocalComputer(lpSystemName))
    {
        SetLastError(RPC_S_SERVER_UNAVAILABLE);
        return FALSE;
    }
    if (!lpName)
    {
        SetLastError(ERROR_NO_SUCH_PRIVILEGE);
        return FALSE;
    }
    for( i=SE_MIN_WELL_KNOWN_PRIVILEGE; i<=SE_MAX_WELL_KNOWN_PRIVILEGE; i++ )
    {
        if( !WellKnownPrivNames[i] )
            continue;
        if( strcmpiW( WellKnownPrivNames[i], lpName) )
            continue;
        lpLuid->LowPart = i;
        lpLuid->HighPart = 0;
        TRACE( "%s -> %08x-%08x\n",debugstr_w( lpSystemName ),
               lpLuid->HighPart, lpLuid->LowPart );
        return TRUE;
    }
    SetLastError(ERROR_NO_SUCH_PRIVILEGE);
    return FALSE;
}

/******************************************************************************
 * LookupPrivilegeValueA			[ADVAPI32.@]
 *
 * Retrieves LUID used on a system to represent the privilege name.
 *
 * PARAMS
 *  lpSystemName [I] Name of the system
 *  lpName       [I] Name of the privilege
 *  lpLuid       [O] Destination for the resulting LUID
 *
 * RETURNS
 *  Success: TRUE. lpLuid contains the requested LUID.
 *  Failure: FALSE.
 */
BOOL WINAPI
LookupPrivilegeValueA( LPCSTR lpSystemName, LPCSTR lpName, PLUID lpLuid )
{
    UNICODE_STRING lpSystemNameW;
    UNICODE_STRING lpNameW;
    BOOL ret;

    RtlCreateUnicodeStringFromAsciiz(&lpSystemNameW, lpSystemName);
    RtlCreateUnicodeStringFromAsciiz(&lpNameW,lpName);
    ret = LookupPrivilegeValueW(lpSystemNameW.Buffer, lpNameW.Buffer, lpLuid);
    RtlFreeUnicodeString(&lpNameW);
    RtlFreeUnicodeString(&lpSystemNameW);
    return ret;
}

BOOL WINAPI LookupPrivilegeDisplayNameA( LPCSTR lpSystemName, LPCSTR lpName, LPSTR lpDisplayName,
                                         LPDWORD cchDisplayName, LPDWORD lpLanguageId )
{
    FIXME("%s %s %s %p %p - stub\n", debugstr_a(lpSystemName), debugstr_a(lpName),
          debugstr_a(lpDisplayName), cchDisplayName, lpLanguageId);

    return FALSE;
}

BOOL WINAPI LookupPrivilegeDisplayNameW( LPCWSTR lpSystemName, LPCWSTR lpName, LPWSTR lpDisplayName,
                                         LPDWORD cchDisplayName, LPDWORD lpLanguageId )
{
    FIXME("%s %s %s %p %p - stub\n", debugstr_w(lpSystemName), debugstr_w(lpName),
          debugstr_w(lpDisplayName), cchDisplayName, lpLanguageId);

    return FALSE;
}

/******************************************************************************
 * LookupPrivilegeNameA			[ADVAPI32.@]
 *
 * See LookupPrivilegeNameW.
 */
BOOL WINAPI
LookupPrivilegeNameA( LPCSTR lpSystemName, PLUID lpLuid, LPSTR lpName,
 LPDWORD cchName)
{
    UNICODE_STRING lpSystemNameW;
    BOOL ret;
    DWORD wLen = 0;

    TRACE("%s %p %p %p\n", debugstr_a(lpSystemName), lpLuid, lpName, cchName);

    RtlCreateUnicodeStringFromAsciiz(&lpSystemNameW, lpSystemName);
    ret = LookupPrivilegeNameW(lpSystemNameW.Buffer, lpLuid, NULL, &wLen);
    if (!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
    {
        LPWSTR lpNameW = HeapAlloc(GetProcessHeap(), 0, wLen * sizeof(WCHAR));

        ret = LookupPrivilegeNameW(lpSystemNameW.Buffer, lpLuid, lpNameW,
         &wLen);
        if (ret)
        {
            /* Windows crashes if cchName is NULL, so will I */
            unsigned int len = WideCharToMultiByte(CP_ACP, 0, lpNameW, -1, lpName,
             *cchName, NULL, NULL);

            if (len == 0)
            {
                /* WideCharToMultiByte failed */
                ret = FALSE;
            }
            else if (len > *cchName)
            {
                *cchName = len;
                SetLastError(ERROR_INSUFFICIENT_BUFFER);
                ret = FALSE;
            }
            else
            {
                /* WideCharToMultiByte succeeded, output length needs to be
                 * length not including NULL terminator
                 */
                *cchName = len - 1;
            }
        }
        HeapFree(GetProcessHeap(), 0, lpNameW);
    }
    RtlFreeUnicodeString(&lpSystemNameW);
    return ret;
}

/******************************************************************************
 * LookupPrivilegeNameW			[ADVAPI32.@]
 *
 * Retrieves the privilege name referred to by the LUID lpLuid.
 *
 * PARAMS
 *  lpSystemName [I]   Name of the system
 *  lpLuid       [I]   Privilege value
 *  lpName       [O]   Name of the privilege
 *  cchName      [I/O] Number of characters in lpName.
 *
 * RETURNS
 *  Success: TRUE. lpName contains the name of the privilege whose value is
 *  *lpLuid.
 *  Failure: FALSE.
 *
 * REMARKS
 *  Only well-known privilege names (those defined in winnt.h) can be retrieved
 *  using this function.
 *  If the length of lpName is too small, on return *cchName will contain the
 *  number of WCHARs needed to contain the privilege, including the NULL
 *  terminator, and GetLastError will return ERROR_INSUFFICIENT_BUFFER.
 *  On success, *cchName will contain the number of characters stored in
 *  lpName, NOT including the NULL terminator.
 */
BOOL WINAPI
LookupPrivilegeNameW( LPCWSTR lpSystemName, PLUID lpLuid, LPWSTR lpName,
 LPDWORD cchName)
{
    size_t privNameLen;

    TRACE("%s,%p,%p,%p\n",debugstr_w(lpSystemName), lpLuid, lpName, cchName);

    if (!ADVAPI_IsLocalComputer(lpSystemName))
    {
        SetLastError(RPC_S_SERVER_UNAVAILABLE);
        return FALSE;
    }
    if (lpLuid->HighPart || (lpLuid->LowPart < SE_MIN_WELL_KNOWN_PRIVILEGE ||
     lpLuid->LowPart > SE_MAX_WELL_KNOWN_PRIVILEGE))
    {
        SetLastError(ERROR_NO_SUCH_PRIVILEGE);
        return FALSE;
    }
    privNameLen = strlenW(WellKnownPrivNames[lpLuid->LowPart]);
    /* Windows crashes if cchName is NULL, so will I */
    if (*cchName <= privNameLen)
    {
        *cchName = privNameLen + 1;
        SetLastError(ERROR_INSUFFICIENT_BUFFER);
        return FALSE;
    }
    else
    {
        strcpyW(lpName, WellKnownPrivNames[lpLuid->LowPart]);
        *cchName = privNameLen;
        return TRUE;
    }
}

/******************************************************************************
 * GetFileSecurityA [ADVAPI32.@]
 *
 * Obtains Specified information about the security of a file or directory.
 *
 * PARAMS
 *  lpFileName           [I] Name of the file to get info for
 *  RequestedInformation [I] SE_ flags from "winnt.h"
 *  pSecurityDescriptor  [O] Destination for security information
 *  nLength              [I] Length of pSecurityDescriptor
 *  lpnLengthNeeded      [O] Destination for length of returned security information
 *
 * RETURNS
 *  Success: TRUE. pSecurityDescriptor contains the requested information.
 *  Failure: FALSE. lpnLengthNeeded contains the required space to return the info. 
 *
 * NOTES
 *  The information returned is constrained by the callers access rights and
 *  privileges.
 */
BOOL WINAPI
GetFileSecurityA( LPCSTR lpFileName,
                    SECURITY_INFORMATION RequestedInformation,
                    PSECURITY_DESCRIPTOR pSecurityDescriptor,
                    DWORD nLength, LPDWORD lpnLengthNeeded )
{
    DWORD len;
    BOOL r;
    LPWSTR name = NULL;

    if( lpFileName )
    {
        len = MultiByteToWideChar( CP_ACP, 0, lpFileName, -1, NULL, 0 );
        name = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
        MultiByteToWideChar( CP_ACP, 0, lpFileName, -1, name, len );
    }

    r = GetFileSecurityW( name, RequestedInformation, pSecurityDescriptor,
                          nLength, lpnLengthNeeded );
    HeapFree( GetProcessHeap(), 0, name );

    return r;
}

/******************************************************************************
 * GetFileSecurityW [ADVAPI32.@]
 *
 * See GetFileSecurityA.
 */
BOOL WINAPI
GetFileSecurityW( LPCWSTR lpFileName,
                    SECURITY_INFORMATION RequestedInformation,
                    PSECURITY_DESCRIPTOR pSecurityDescriptor,
                    DWORD nLength, LPDWORD lpnLengthNeeded )
{
    HANDLE hfile;
    NTSTATUS status;
    DWORD access = 0;

    TRACE("(%s,%d,%p,%d,%p)\n", debugstr_w(lpFileName),
          RequestedInformation, pSecurityDescriptor,
          nLength, lpnLengthNeeded);

    if (RequestedInformation & (OWNER_SECURITY_INFORMATION|GROUP_SECURITY_INFORMATION|
                                DACL_SECURITY_INFORMATION))
        access |= READ_CONTROL;
    if (RequestedInformation & SACL_SECURITY_INFORMATION)
        access |= ACCESS_SYSTEM_SECURITY;

    hfile = CreateFileW( lpFileName, access, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
                         NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, 0 );
    if ( hfile == INVALID_HANDLE_VALUE )
        return FALSE;

    status = NtQuerySecurityObject( hfile, RequestedInformation, pSecurityDescriptor,
                                    nLength, lpnLengthNeeded );
    CloseHandle( hfile );
    return set_ntstatus( status );
}


/******************************************************************************
 * LookupAccountSidA [ADVAPI32.@]
 */
BOOL WINAPI
LookupAccountSidA(
	IN LPCSTR system,
	IN PSID sid,
	OUT LPSTR account,
	IN OUT LPDWORD accountSize,
	OUT LPSTR domain,
	IN OUT LPDWORD domainSize,
	OUT PSID_NAME_USE name_use )
{
    DWORD len;
    BOOL r;
    LPWSTR systemW = NULL;
    LPWSTR accountW = NULL;
    LPWSTR domainW = NULL;
    DWORD accountSizeW = *accountSize;
    DWORD domainSizeW = *domainSize;

    if (system) {
        len = MultiByteToWideChar( CP_ACP, 0, system, -1, NULL, 0 );
        systemW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
        MultiByteToWideChar( CP_ACP, 0, system, -1, systemW, len );
    }
    if (account)
        accountW = HeapAlloc( GetProcessHeap(), 0, accountSizeW * sizeof(WCHAR) );
    if (domain)
        domainW = HeapAlloc( GetProcessHeap(), 0, domainSizeW * sizeof(WCHAR) );

    r = LookupAccountSidW( systemW, sid, accountW, &accountSizeW, domainW, &domainSizeW, name_use );

    if (r) {
        if (accountW && *accountSize) {
            len = WideCharToMultiByte( CP_ACP, 0, accountW, -1, NULL, 0, NULL, NULL );
            WideCharToMultiByte( CP_ACP, 0, accountW, -1, account, len, NULL, NULL );
            *accountSize = len;
        } else
            *accountSize = accountSizeW + 1;

        if (domainW && *domainSize) {
            len = WideCharToMultiByte( CP_ACP, 0, domainW, -1, NULL, 0, NULL, NULL );
            WideCharToMultiByte( CP_ACP, 0, domainW, -1, domain, len, NULL, NULL );
            *domainSize = len;
        } else
            *domainSize = domainSizeW + 1;
    }

    HeapFree( GetProcessHeap(), 0, systemW );
    HeapFree( GetProcessHeap(), 0, accountW );
    HeapFree( GetProcessHeap(), 0, domainW );

    return r;
}

/******************************************************************************
 * LookupAccountSidW [ADVAPI32.@]
 *
 * PARAMS
 *   system      []
 *   sid         []
 *   account     []
 *   accountSize []
 *   domain      []
 *   domainSize  []
 *   name_use    []
 */

BOOL WINAPI
LookupAccountSidW(
	IN LPCWSTR system,
	IN PSID sid,
	OUT LPWSTR account,
	IN OUT LPDWORD accountSize,
	OUT LPWSTR domain,
	IN OUT LPDWORD domainSize,
	OUT PSID_NAME_USE name_use )
{
    unsigned int i, j;
    const WCHAR * ac = NULL;
    const WCHAR * dm = NULL;
    SID_NAME_USE use = 0;
    LPWSTR computer_name = NULL;
    LPWSTR account_name = NULL;

    TRACE("(%s,sid=%s,%p,%p(%u),%p,%p(%u),%p)\n",
	  debugstr_w(system),debugstr_sid(sid),
	  account,accountSize,accountSize?*accountSize:0,
	  domain,domainSize,domainSize?*domainSize:0,
	  name_use);

    if (!ADVAPI_IsLocalComputer(system)) {
        FIXME("Only local computer supported!\n");
        SetLastError(RPC_S_SERVER_UNAVAILABLE);
        return FALSE;
    }

    /* check the well known SIDs first */
    for (i = 0; i <= 60; i++) {
        if (IsWellKnownSid(sid, i)) {
            for (j = 0; j < (sizeof(ACCOUNT_SIDS) / sizeof(ACCOUNT_SIDS[0])); j++) {
                if (ACCOUNT_SIDS[j].type == i) {
                    ac = ACCOUNT_SIDS[j].account;
                    dm = ACCOUNT_SIDS[j].domain;
                    use = ACCOUNT_SIDS[j].name_use;
                }
            }
            break;
        }
    }

    if (dm == NULL) {
        MAX_SID local;

        /* check for the local computer next */
        if (ADVAPI_GetComputerSid(&local)) {
            DWORD size = MAX_COMPUTERNAME_LENGTH + 1;
            BOOL result;

            computer_name = HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
            result = GetComputerNameW(computer_name,  &size);

            if (result) {
                if (EqualSid(sid, &local)) {
                    dm = computer_name;
                    ac = Blank;
                    use = 3;
                } else {
                    local.SubAuthorityCount++;

                    if (EqualPrefixSid(sid, &local)) {
                        dm = computer_name;
                        use = 1;
                        switch (((MAX_SID *)sid)->SubAuthority[4]) {
                        case DOMAIN_USER_RID_ADMIN:
                            ac = Administrator;
                            break;
                        case DOMAIN_USER_RID_GUEST:
                            ac = Guest;
                            break;
                        case DOMAIN_GROUP_RID_ADMINS:
                            ac = Domain_Admins;
                            break;
                        case DOMAIN_GROUP_RID_USERS:
                            ac = Domain_Users;
                            break;
                        case DOMAIN_GROUP_RID_GUESTS:
                            ac = Domain_Guests;
                            break;
                        case DOMAIN_GROUP_RID_COMPUTERS:
                            ac = Domain_Computers;
                            break;
                        case DOMAIN_GROUP_RID_CONTROLLERS:
                            ac = Domain_Controllers;
                            break;
                        case DOMAIN_GROUP_RID_CERT_ADMINS:
                            ac = Cert_Publishers;
                            break;
                        case DOMAIN_GROUP_RID_SCHEMA_ADMINS:
                            ac = Schema_Admins;
                            break;
                        case DOMAIN_GROUP_RID_ENTERPRISE_ADMINS:
                            ac = Enterprise_Admins;
                            break;
                        case DOMAIN_GROUP_RID_POLICY_ADMINS:
                            ac = Group_Policy_Creator_Owners;
                            break;
                        case DOMAIN_ALIAS_RID_RAS_SERVERS:
                            ac = RAS_and_IAS_Servers;
                            break;
                        case 1000:	/* first user account */
                            size = UNLEN + 1;
                            account_name = HeapAlloc(
                                GetProcessHeap(), 0, size * sizeof(WCHAR));
                            if (GetUserNameW(account_name, &size))
                                ac = account_name;
                            else
                                dm = NULL;

                            break;
                        default:
                            dm = NULL;
                            break;
                        }
                    }
                }
            }
        }
    }

    if (dm) {
        DWORD ac_len = lstrlenW(ac);
        DWORD dm_len = lstrlenW(dm);
        BOOL status = TRUE;

        if (*accountSize > ac_len) {
            if (account)
                lstrcpyW(account, ac);
        }
        if (*domainSize > dm_len) {
            if (domain)
                lstrcpyW(domain, dm);
        }
        if (((*accountSize != 0) && (*accountSize < ac_len)) ||
            ((*domainSize != 0) && (*domainSize < dm_len))) {
            SetLastError(ERROR_INSUFFICIENT_BUFFER);
            status = FALSE;
        }
        if (*domainSize)
            *domainSize = dm_len;
        else
            *domainSize = dm_len + 1;
        if (*accountSize)
            *accountSize = ac_len;
        else
            *accountSize = ac_len + 1;
        *name_use = use;
        HeapFree(GetProcessHeap(), 0, account_name);
        HeapFree(GetProcessHeap(), 0, computer_name);
        return status;
    }

    HeapFree(GetProcessHeap(), 0, account_name);
    HeapFree(GetProcessHeap(), 0, computer_name);
    SetLastError(ERROR_NONE_MAPPED);
    return FALSE;
}

/******************************************************************************
 * SetFileSecurityA [ADVAPI32.@]
 *
 * See SetFileSecurityW.
 */
BOOL WINAPI SetFileSecurityA( LPCSTR lpFileName,
                                SECURITY_INFORMATION RequestedInformation,
                                PSECURITY_DESCRIPTOR pSecurityDescriptor)
{
    DWORD len;
    BOOL r;
    LPWSTR name = NULL;

    if( lpFileName )
    {
        len = MultiByteToWideChar( CP_ACP, 0, lpFileName, -1, NULL, 0 );
        name = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
        MultiByteToWideChar( CP_ACP, 0, lpFileName, -1, name, len );
    }

    r = SetFileSecurityW( name, RequestedInformation, pSecurityDescriptor );
    HeapFree( GetProcessHeap(), 0, name );

    return r;
}

/******************************************************************************
 * SetFileSecurityW [ADVAPI32.@]
 *
 * Sets the security of a file or directory.
 *
 * PARAMS
 *   lpFileName           []
 *   RequestedInformation []
 *   pSecurityDescriptor  []
 *
 * RETURNS
 *  Success: TRUE.
 *  Failure: FALSE.
 */
BOOL WINAPI
SetFileSecurityW( LPCWSTR lpFileName,
                    SECURITY_INFORMATION RequestedInformation,
                    PSECURITY_DESCRIPTOR pSecurityDescriptor )
{
    HANDLE file;
    DWORD access = 0;
    NTSTATUS status;

    TRACE("(%s, 0x%x, %p)\n", debugstr_w(lpFileName), RequestedInformation,
          pSecurityDescriptor );

    if (RequestedInformation & OWNER_SECURITY_INFORMATION ||
        RequestedInformation & GROUP_SECURITY_INFORMATION)
        access |= WRITE_OWNER;
    if (RequestedInformation & SACL_SECURITY_INFORMATION)
        access |= ACCESS_SYSTEM_SECURITY;
    if (RequestedInformation & DACL_SECURITY_INFORMATION)
        access |= WRITE_DAC;

    file = CreateFileW( lpFileName, access, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
                        NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL );
    if (file == INVALID_HANDLE_VALUE)
        return FALSE;

    status = NtSetSecurityObject( file, RequestedInformation, pSecurityDescriptor );
    CloseHandle( file );
    return set_ntstatus( status );
}

/******************************************************************************
 * QueryWindows31FilesMigration [ADVAPI32.@]
 *
 * PARAMS
 *   x1 []
 */
BOOL WINAPI
QueryWindows31FilesMigration( DWORD x1 )
{
	FIXME("(%d):stub\n",x1);
	return TRUE;
}

/******************************************************************************
 * SynchronizeWindows31FilesAndWindowsNTRegistry [ADVAPI32.@]
 *
 * PARAMS
 *   x1 []
 *   x2 []
 *   x3 []
 *   x4 []
 */
BOOL WINAPI
SynchronizeWindows31FilesAndWindowsNTRegistry( DWORD x1, DWORD x2, DWORD x3,
                                               DWORD x4 )
{
	FIXME("(0x%08x,0x%08x,0x%08x,0x%08x):stub\n",x1,x2,x3,x4);
	return TRUE;
}

/******************************************************************************
 * NotifyBootConfigStatus [ADVAPI32.@]
 *
 * PARAMS
 *   x1 []
 */
BOOL WINAPI
NotifyBootConfigStatus( BOOL x1 )
{
	FIXME("(0x%08d):stub\n",x1);
	return 1;
}

/******************************************************************************
 * RevertToSelf [ADVAPI32.@]
 *
 * Ends the impersonation of a user.
 *
 * PARAMS
 *   void []
 *
 * RETURNS
 *  Success: TRUE.
 *  Failure: FALSE.
 */
BOOL WINAPI
RevertToSelf( void )
{
    HANDLE Token = NULL;
    return set_ntstatus( NtSetInformationThread( GetCurrentThread(),
        ThreadImpersonationToken, &Token, sizeof(Token) ) );
}

/******************************************************************************
 * ImpersonateSelf [ADVAPI32.@]
 *
 * Makes an impersonation token that represents the process user and assigns
 * to the current thread.
 *
 * PARAMS
 *  ImpersonationLevel [I] Level at which to impersonate.
 *
 * RETURNS
 *  Success: TRUE.
 *  Failure: FALSE.
 */
BOOL WINAPI
ImpersonateSelf(SECURITY_IMPERSONATION_LEVEL ImpersonationLevel)
{
    return set_ntstatus( RtlImpersonateSelf( ImpersonationLevel ) );
}

/******************************************************************************
 * ImpersonateLoggedOnUser [ADVAPI32.@]
 */
BOOL WINAPI ImpersonateLoggedOnUser(HANDLE hToken)
{
    DWORD size;
    NTSTATUS Status;
    HANDLE ImpersonationToken;
    TOKEN_TYPE Type;
    static BOOL warn = TRUE;

    if (warn)
    {
        FIXME( "(%p)\n", hToken );
        warn = FALSE;
    }
    if (!GetTokenInformation( hToken, TokenType, &Type,
                              sizeof(TOKEN_TYPE), &size ))
        return FALSE;

    if (Type == TokenPrimary)
    {
        OBJECT_ATTRIBUTES ObjectAttributes;

        InitializeObjectAttributes( &ObjectAttributes, NULL, 0, NULL, NULL );

        Status = NtDuplicateToken( hToken,
                                   TOKEN_IMPERSONATE | TOKEN_QUERY,
                                   &ObjectAttributes,
                                   SecurityImpersonation,
                                   TokenImpersonation,
                                   &ImpersonationToken );
        if (Status != STATUS_SUCCESS)
        {
            ERR( "NtDuplicateToken failed with error 0x%08x\n", Status );
            SetLastError( RtlNtStatusToDosError( Status ) );
            return FALSE;
        }
    }
    else
        ImpersonationToken = hToken;

    Status = NtSetInformationThread( GetCurrentThread(),
                                     ThreadImpersonationToken,
                                     &ImpersonationToken,
                                     sizeof(ImpersonationToken) );

    if (Type == TokenPrimary)
        NtClose( ImpersonationToken );

    if (Status != STATUS_SUCCESS)
    {
        ERR( "NtSetInformationThread failed with error 0x%08x\n", Status );
        SetLastError( RtlNtStatusToDosError( Status ) );
        return FALSE;
    }

    return TRUE;
}

/******************************************************************************
 * AccessCheck [ADVAPI32.@]
 */
BOOL WINAPI
AccessCheck(
	PSECURITY_DESCRIPTOR SecurityDescriptor,
	HANDLE ClientToken,
	DWORD DesiredAccess,
	PGENERIC_MAPPING GenericMapping,
	PPRIVILEGE_SET PrivilegeSet,
	LPDWORD PrivilegeSetLength,
	LPDWORD GrantedAccess,
	LPBOOL AccessStatus)
{
    NTSTATUS access_status;
    BOOL ret = set_ntstatus( NtAccessCheck(SecurityDescriptor, ClientToken, DesiredAccess,
                                           GenericMapping, PrivilegeSet, PrivilegeSetLength,
                                           GrantedAccess, &access_status) );
    if (ret) *AccessStatus = set_ntstatus( access_status );
    return ret;
}


/******************************************************************************
 * AccessCheckByType [ADVAPI32.@]
 */
BOOL WINAPI AccessCheckByType(
    PSECURITY_DESCRIPTOR pSecurityDescriptor, 
    PSID PrincipalSelfSid,
    HANDLE ClientToken, 
    DWORD DesiredAccess, 
    POBJECT_TYPE_LIST ObjectTypeList,
    DWORD ObjectTypeListLength,
    PGENERIC_MAPPING GenericMapping,
    PPRIVILEGE_SET PrivilegeSet,
    LPDWORD PrivilegeSetLength, 
    LPDWORD GrantedAccess,
    LPBOOL AccessStatus)
{
	FIXME("stub\n");

	*AccessStatus = TRUE;

	return !*AccessStatus;
}

/******************************************************************************
 * MapGenericMask [ADVAPI32.@]
 *
 * Maps generic access rights into specific access rights according to the
 * supplied mapping.
 *
 * PARAMS
 *  AccessMask     [I/O] Access rights.
 *  GenericMapping [I] The mapping between generic and specific rights.
 *
 * RETURNS
 *  Nothing.
 */
VOID WINAPI MapGenericMask( PDWORD AccessMask, PGENERIC_MAPPING GenericMapping )
{
    RtlMapGenericMask( AccessMask, GenericMapping );
}

/*************************************************************************
 * SetKernelObjectSecurity [ADVAPI32.@]
 */
BOOL WINAPI SetKernelObjectSecurity (
	IN HANDLE Handle,
	IN SECURITY_INFORMATION SecurityInformation,
	IN PSECURITY_DESCRIPTOR SecurityDescriptor )
{
    return set_ntstatus (NtSetSecurityObject (Handle, SecurityInformation, SecurityDescriptor));
}


/******************************************************************************
 *  AddAuditAccessAce [ADVAPI32.@]
 */
BOOL WINAPI AddAuditAccessAce(
    IN OUT PACL pAcl, 
    IN DWORD dwAceRevision, 
    IN DWORD dwAccessMask, 
    IN PSID pSid, 
    IN BOOL bAuditSuccess, 
    IN BOOL bAuditFailure) 
{
    return set_ntstatus( RtlAddAuditAccessAce(pAcl, dwAceRevision, dwAccessMask, pSid, 
                                              bAuditSuccess, bAuditFailure) ); 
}

/******************************************************************************
 *  AddAuditAccessAce [ADVAPI32.@]
 */
BOOL WINAPI AddAuditAccessAceEx(
    IN OUT PACL pAcl,
    IN DWORD dwAceRevision,
    IN DWORD dwAceFlags,
    IN DWORD dwAccessMask,
    IN PSID pSid,
    IN BOOL bAuditSuccess,
    IN BOOL bAuditFailure)
{
    return set_ntstatus( RtlAddAuditAccessAceEx(pAcl, dwAceRevision, dwAceFlags, dwAccessMask, pSid,
                                              bAuditSuccess, bAuditFailure) );
}

/******************************************************************************
 * LookupAccountNameA [ADVAPI32.@]
 */
BOOL WINAPI
LookupAccountNameA(
	IN LPCSTR system,
	IN LPCSTR account,
	OUT PSID sid,
	OUT LPDWORD cbSid,
	LPSTR ReferencedDomainName,
	IN OUT LPDWORD cbReferencedDomainName,
	OUT PSID_NAME_USE name_use )
{
    BOOL ret;
    UNICODE_STRING lpSystemW;
    UNICODE_STRING lpAccountW;
    LPWSTR lpReferencedDomainNameW = NULL;

    RtlCreateUnicodeStringFromAsciiz(&lpSystemW, system);
    RtlCreateUnicodeStringFromAsciiz(&lpAccountW, account);

    if (ReferencedDomainName)
        lpReferencedDomainNameW = HeapAlloc(GetProcessHeap(), 0, *cbReferencedDomainName * sizeof(WCHAR));

    ret = LookupAccountNameW(lpSystemW.Buffer, lpAccountW.Buffer, sid, cbSid, lpReferencedDomainNameW,
        cbReferencedDomainName, name_use);

    if (ret && lpReferencedDomainNameW)
    {
        WideCharToMultiByte(CP_ACP, 0, lpReferencedDomainNameW, -1,
            ReferencedDomainName, *cbReferencedDomainName+1, NULL, NULL);
    }

    RtlFreeUnicodeString(&lpSystemW);
    RtlFreeUnicodeString(&lpAccountW);
    HeapFree(GetProcessHeap(), 0, lpReferencedDomainNameW);

    return ret;
}

/******************************************************************************
 * lookup_user_account_name
 */
static BOOL lookup_user_account_name(PSID Sid, PDWORD cbSid, LPWSTR ReferencedDomainName,
                                     LPDWORD cchReferencedDomainName, PSID_NAME_USE peUse )
{
    char buffer[sizeof(TOKEN_USER) + sizeof(SID) + sizeof(DWORD)*SID_MAX_SUB_AUTHORITIES];
    DWORD len = sizeof(buffer);
    HANDLE token;
    BOOL ret;
    PSID pSid;
    static const WCHAR dm[] = {'D','O','M','A','I','N',0};
    DWORD nameLen;
    LPCWSTR domainName;

    if (!OpenThreadToken(GetCurrentThread(), TOKEN_READ, TRUE, &token))
    {
        if (GetLastError() != ERROR_NO_TOKEN) return FALSE;
        if (!OpenProcessToken(GetCurrentProcess(), TOKEN_READ, &token)) return FALSE;
    }

    ret = GetTokenInformation(token, TokenUser, buffer, len, &len);
    CloseHandle( token );

    if (!ret) return FALSE;

    pSid = ((TOKEN_USER *)buffer)->User.Sid;

    if (Sid != NULL && (*cbSid >= GetLengthSid(pSid)))
       CopySid(*cbSid, Sid, pSid);
    if (*cbSid < GetLengthSid(pSid))
    {
       SetLastError(ERROR_INSUFFICIENT_BUFFER);
       ret = FALSE;
    }
    *cbSid = GetLengthSid(pSid);

    domainName = dm;
    nameLen = strlenW(domainName);

    if (*cchReferencedDomainName <= nameLen || !ret)
    {
        SetLastError(ERROR_INSUFFICIENT_BUFFER);
        nameLen += 1;
        ret = FALSE;
    }
    else if (ReferencedDomainName)
        strcpyW(ReferencedDomainName, domainName);

    *cchReferencedDomainName = nameLen;

    if (ret)
        *peUse = SidTypeUser;

    return ret;
}

/******************************************************************************
 * lookup_computer_account_name
 */
static BOOL lookup_computer_account_name(PSID Sid, PDWORD cbSid, LPWSTR ReferencedDomainName,
                                         LPDWORD cchReferencedDomainName, PSID_NAME_USE peUse )
{
    MAX_SID local;
    BOOL ret;
    static const WCHAR dm[] = {'D','O','M','A','I','N',0};
    DWORD nameLen;
    LPCWSTR domainName;

    if ((ret = ADVAPI_GetComputerSid(&local)))
    {
        if (Sid != NULL && (*cbSid >= GetLengthSid(&local)))
           CopySid(*cbSid, Sid, &local);
        if (*cbSid < GetLengthSid(&local))
        {
           SetLastError(ERROR_INSUFFICIENT_BUFFER);
           ret = FALSE;
        }
        *cbSid = GetLengthSid(&local);
    }

    domainName = dm;
    nameLen = strlenW(domainName);

    if (*cchReferencedDomainName <= nameLen || !ret)
    {
        SetLastError(ERROR_INSUFFICIENT_BUFFER);
        nameLen += 1;
        ret = FALSE;
    }
    else if (ReferencedDomainName)
        strcpyW(ReferencedDomainName, domainName);

    *cchReferencedDomainName = nameLen;

    if (ret)
        *peUse = SidTypeDomain;

    return ret;
}

static void split_domain_account( const LSA_UNICODE_STRING *str, LSA_UNICODE_STRING *account,
                                  LSA_UNICODE_STRING *domain )
{
    WCHAR *p = str->Buffer + str->Length / sizeof(WCHAR) - 1;

    while (p > str->Buffer && *p != '\\') p--;

    if (*p == '\\')
    {
        domain->Buffer = str->Buffer;
        domain->Length = (p - str->Buffer) * sizeof(WCHAR);

        account->Buffer = p + 1;
        account->Length = str->Length - ((p - str->Buffer + 1) * sizeof(WCHAR));
    }
    else
    {
        domain->Buffer = NULL;
        domain->Length = 0;

        account->Buffer = str->Buffer;
        account->Length = str->Length;
    }
}

static BOOL match_domain( ULONG idx, LSA_UNICODE_STRING *domain )
{
    ULONG len = strlenW( ACCOUNT_SIDS[idx].domain );

    if (len == domain->Length / sizeof(WCHAR) && !strncmpiW( domain->Buffer, ACCOUNT_SIDS[idx].domain, len ))
        return TRUE;

    return FALSE;
}

static BOOL match_account( ULONG idx, LSA_UNICODE_STRING *account )
{
    ULONG len = strlenW( ACCOUNT_SIDS[idx].account );

    if (len == account->Length / sizeof(WCHAR) && !strncmpiW( account->Buffer, ACCOUNT_SIDS[idx].account, len ))
        return TRUE;

    if (ACCOUNT_SIDS[idx].alias)
    {
        len = strlenW( ACCOUNT_SIDS[idx].alias );
        if (len == account->Length / sizeof(WCHAR) && !strncmpiW( account->Buffer, ACCOUNT_SIDS[idx].alias, len ))
            return TRUE;
    }
    return FALSE;
}

/*
 * Helper function for LookupAccountNameW
 */
BOOL lookup_local_wellknown_name( LSA_UNICODE_STRING *account_and_domain,
                                  PSID Sid, LPDWORD cbSid,
                                  LPWSTR ReferencedDomainName,
                                  LPDWORD cchReferencedDomainName,
                                  PSID_NAME_USE peUse, BOOL *handled )
{
    PSID pSid;
    LSA_UNICODE_STRING account, domain;
    BOOL ret = TRUE;
    ULONG i;

    *handled = FALSE;
    split_domain_account( account_and_domain, &account, &domain );

    for (i = 0; i < sizeof(ACCOUNT_SIDS) / sizeof(ACCOUNT_SIDS[0]); i++)
    {
        /* check domain first */
        if (domain.Buffer && !match_domain( i, &domain )) continue;

        if (match_account( i, &account ))
        {
            DWORD len, sidLen = SECURITY_MAX_SID_SIZE;

            if (!(pSid = HeapAlloc( GetProcessHeap(), 0, sidLen ))) return FALSE;

            if ((ret = CreateWellKnownSid( ACCOUNT_SIDS[i].type, NULL, pSid, &sidLen )))
            {
                if (*cbSid < sidLen)
                {
                    SetLastError(ERROR_INSUFFICIENT_BUFFER);
                    ret = FALSE;
                }
                else if (Sid)
                {
                    CopySid(*cbSid, Sid, pSid);
                }
                *cbSid = sidLen;
            }

            len = strlenW( ACCOUNT_SIDS[i].domain );
            if (*cchReferencedDomainName <= len || !ret)
            {
                SetLastError(ERROR_INSUFFICIENT_BUFFER);
                len++;
                ret = FALSE;
            }
            else if (ReferencedDomainName)
            {
                strcpyW( ReferencedDomainName, ACCOUNT_SIDS[i].domain );
            }

            *cchReferencedDomainName = len;
            if (ret)
                *peUse = ACCOUNT_SIDS[i].name_use;

            HeapFree(GetProcessHeap(), 0, pSid);
            *handled = TRUE;
            return ret;
        }
    }
    return ret;
}

BOOL lookup_local_user_name( LSA_UNICODE_STRING *account_and_domain,
                             PSID Sid, LPDWORD cbSid,
                             LPWSTR ReferencedDomainName,
                             LPDWORD cchReferencedDomainName,
                             PSID_NAME_USE peUse, BOOL *handled )
{
    DWORD nameLen;
    LPWSTR userName = NULL;
    LSA_UNICODE_STRING account, domain;
    BOOL ret = TRUE;

    *handled = FALSE;
    split_domain_account( account_and_domain, &account, &domain );

    /* Let the current Unix user id masquerade as first Windows user account */

    nameLen = UNLEN + 1;
    if (!(userName = HeapAlloc( GetProcessHeap(), 0, nameLen * sizeof(WCHAR) ))) return FALSE;

    if (domain.Buffer)
    {
        /* check to make sure this account is on this computer */
        if (GetComputerNameW( userName, &nameLen ) &&
            (domain.Length / sizeof(WCHAR) != nameLen || strncmpW( domain.Buffer, userName, nameLen )))
        {
            SetLastError(ERROR_NONE_MAPPED);
            ret = FALSE;
        }
        nameLen = UNLEN + 1;
    }

    if (GetUserNameW( userName, &nameLen ) &&
        account.Length / sizeof(WCHAR) == nameLen - 1 && !strncmpW( account.Buffer, userName, nameLen - 1 ))
    {
            ret = lookup_user_account_name( Sid, cbSid, ReferencedDomainName, cchReferencedDomainName, peUse );
            *handled = TRUE;
    }
    else
    {
        nameLen = UNLEN + 1;
        if (GetComputerNameW( userName, &nameLen ) &&
            account.Length / sizeof(WCHAR) == nameLen && !strncmpW( account.Buffer, userName , nameLen ))
        {
            ret = lookup_computer_account_name( Sid, cbSid, ReferencedDomainName, cchReferencedDomainName, peUse );
            *handled = TRUE;
        }
    }

    HeapFree(GetProcessHeap(), 0, userName);
    return ret;
}

/******************************************************************************
 * LookupAccountNameW [ADVAPI32.@]
 */
BOOL WINAPI LookupAccountNameW( LPCWSTR lpSystemName, LPCWSTR lpAccountName, PSID Sid,
                                LPDWORD cbSid, LPWSTR ReferencedDomainName,
                                LPDWORD cchReferencedDomainName, PSID_NAME_USE peUse )
{
    BOOL ret, handled;
    LSA_UNICODE_STRING account;

    FIXME("%s %s %p %p %p %p %p - stub\n", debugstr_w(lpSystemName), debugstr_w(lpAccountName),
          Sid, cbSid, ReferencedDomainName, cchReferencedDomainName, peUse);

    if (!ADVAPI_IsLocalComputer( lpSystemName ))
    {
        SetLastError( RPC_S_SERVER_UNAVAILABLE );
        return FALSE;
    }

    if (!lpAccountName || !strcmpW( lpAccountName, Blank ))
    {
        lpAccountName = BUILTIN;
    }

    RtlInitUnicodeString( &account, lpAccountName );

    /* Check well known SIDs first */
    ret = lookup_local_wellknown_name( &account, Sid, cbSid, ReferencedDomainName,
                                       cchReferencedDomainName, peUse, &handled );
    if (handled)
        return ret;

    /* Check user names */
    ret = lookup_local_user_name( &account, Sid, cbSid, ReferencedDomainName,
                                  cchReferencedDomainName, peUse, &handled);
    if (handled)
        return ret;

    SetLastError( ERROR_NONE_MAPPED );
    return FALSE;
}

/******************************************************************************
 * PrivilegeCheck [ADVAPI32.@]
 */
BOOL WINAPI PrivilegeCheck( HANDLE ClientToken, PPRIVILEGE_SET RequiredPrivileges, LPBOOL pfResult)
{
    BOOL ret;
    BOOLEAN Result;

    TRACE("%p %p %p\n", ClientToken, RequiredPrivileges, pfResult);

    ret = set_ntstatus (NtPrivilegeCheck (ClientToken, RequiredPrivileges, &Result));
    if (ret)
        *pfResult = Result;
    return ret;
}

/******************************************************************************
 * AccessCheckAndAuditAlarmA [ADVAPI32.@]
 */
BOOL WINAPI AccessCheckAndAuditAlarmA(LPCSTR Subsystem, LPVOID HandleId, LPSTR ObjectTypeName,
  LPSTR ObjectName, PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD DesiredAccess,
  PGENERIC_MAPPING GenericMapping, BOOL ObjectCreation, LPDWORD GrantedAccess,
  LPBOOL AccessStatus, LPBOOL pfGenerateOnClose)
{
	FIXME("stub (%s,%p,%s,%s,%p,%08x,%p,%x,%p,%p,%p)\n", debugstr_a(Subsystem),
		HandleId, debugstr_a(ObjectTypeName), debugstr_a(ObjectName),
		SecurityDescriptor, DesiredAccess, GenericMapping,
		ObjectCreation, GrantedAccess, AccessStatus, pfGenerateOnClose);
	return TRUE;
}

/******************************************************************************
 * AccessCheckAndAuditAlarmW [ADVAPI32.@]
 */
BOOL WINAPI AccessCheckAndAuditAlarmW(LPCWSTR Subsystem, LPVOID HandleId, LPWSTR ObjectTypeName,
  LPWSTR ObjectName, PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD DesiredAccess,
  PGENERIC_MAPPING GenericMapping, BOOL ObjectCreation, LPDWORD GrantedAccess,
  LPBOOL AccessStatus, LPBOOL pfGenerateOnClose)
{
	FIXME("stub (%s,%p,%s,%s,%p,%08x,%p,%x,%p,%p,%p)\n", debugstr_w(Subsystem),
		HandleId, debugstr_w(ObjectTypeName), debugstr_w(ObjectName),
		SecurityDescriptor, DesiredAccess, GenericMapping,
		ObjectCreation, GrantedAccess, AccessStatus, pfGenerateOnClose);
	return TRUE;
}

BOOL WINAPI ObjectCloseAuditAlarmA(LPCSTR SubsystemName, LPVOID HandleId, BOOL GenerateOnClose)
{
    FIXME("stub (%s,%p,%x)\n", debugstr_a(SubsystemName), HandleId, GenerateOnClose);

    return TRUE;
}

BOOL WINAPI ObjectCloseAuditAlarmW(LPCWSTR SubsystemName, LPVOID HandleId, BOOL GenerateOnClose)
{
    FIXME("stub (%s,%p,%x)\n", debugstr_w(SubsystemName), HandleId, GenerateOnClose);

    return TRUE;
}

BOOL WINAPI ObjectDeleteAuditAlarmW(LPCWSTR SubsystemName, LPVOID HandleId, BOOL GenerateOnClose)
{
    FIXME("stub (%s,%p,%x)\n", debugstr_w(SubsystemName), HandleId, GenerateOnClose);

    return TRUE;
}

BOOL WINAPI ObjectOpenAuditAlarmA(LPCSTR SubsystemName, LPVOID HandleId, LPSTR ObjectTypeName,
  LPSTR ObjectName, PSECURITY_DESCRIPTOR pSecurityDescriptor, HANDLE ClientToken, DWORD DesiredAccess,
  DWORD GrantedAccess, PPRIVILEGE_SET Privileges, BOOL ObjectCreation, BOOL AccessGranted,
  LPBOOL GenerateOnClose)
{
	FIXME("stub (%s,%p,%s,%s,%p,%p,0x%08x,0x%08x,%p,%x,%x,%p)\n", debugstr_a(SubsystemName),
		HandleId, debugstr_a(ObjectTypeName), debugstr_a(ObjectName), pSecurityDescriptor,
        ClientToken, DesiredAccess, GrantedAccess, Privileges, ObjectCreation, AccessGranted,
        GenerateOnClose);

    return TRUE;
}

BOOL WINAPI ObjectOpenAuditAlarmW(LPCWSTR SubsystemName, LPVOID HandleId, LPWSTR ObjectTypeName,
  LPWSTR ObjectName, PSECURITY_DESCRIPTOR pSecurityDescriptor, HANDLE ClientToken, DWORD DesiredAccess,
  DWORD GrantedAccess, PPRIVILEGE_SET Privileges, BOOL ObjectCreation, BOOL AccessGranted,
  LPBOOL GenerateOnClose)
{
    FIXME("stub (%s,%p,%s,%s,%p,%p,0x%08x,0x%08x,%p,%x,%x,%p)\n", debugstr_w(SubsystemName),
        HandleId, debugstr_w(ObjectTypeName), debugstr_w(ObjectName), pSecurityDescriptor,
        ClientToken, DesiredAccess, GrantedAccess, Privileges, ObjectCreation, AccessGranted,
        GenerateOnClose);

    return TRUE;
}

BOOL WINAPI ObjectPrivilegeAuditAlarmA( LPCSTR SubsystemName, LPVOID HandleId, HANDLE ClientToken,
  DWORD DesiredAccess, PPRIVILEGE_SET Privileges, BOOL AccessGranted)
{
    FIXME("stub (%s,%p,%p,0x%08x,%p,%x)\n", debugstr_a(SubsystemName), HandleId, ClientToken,
          DesiredAccess, Privileges, AccessGranted);

    return TRUE;
}

BOOL WINAPI ObjectPrivilegeAuditAlarmW( LPCWSTR SubsystemName, LPVOID HandleId, HANDLE ClientToken,
  DWORD DesiredAccess, PPRIVILEGE_SET Privileges, BOOL AccessGranted)
{
    FIXME("stub (%s,%p,%p,0x%08x,%p,%x)\n", debugstr_w(SubsystemName), HandleId, ClientToken,
          DesiredAccess, Privileges, AccessGranted);

    return TRUE;
}

BOOL WINAPI PrivilegedServiceAuditAlarmA( LPCSTR SubsystemName, LPCSTR ServiceName, HANDLE ClientToken,
                                   PPRIVILEGE_SET Privileges, BOOL AccessGranted)
{
    FIXME("stub (%s,%s,%p,%p,%x)\n", debugstr_a(SubsystemName), debugstr_a(ServiceName),
          ClientToken, Privileges, AccessGranted);

    return TRUE;
}

BOOL WINAPI PrivilegedServiceAuditAlarmW( LPCWSTR SubsystemName, LPCWSTR ServiceName, HANDLE ClientToken,
                                   PPRIVILEGE_SET Privileges, BOOL AccessGranted)
{
    FIXME("stub %s,%s,%p,%p,%x)\n", debugstr_w(SubsystemName), debugstr_w(ServiceName),
          ClientToken, Privileges, AccessGranted);

    return TRUE;
}

/******************************************************************************
 * GetSecurityInfo [ADVAPI32.@]
 *
 * Retrieves a copy of the security descriptor associated with an object.
 *
 * PARAMS
 *  hObject              [I] A handle for the object.
 *  ObjectType           [I] The type of object.
 *  SecurityInfo         [I] A bitmask indicating what info to retrieve.
 *  ppsidOwner           [O] If non-null, receives a pointer to the owner SID.
 *  ppsidGroup           [O] If non-null, receives a pointer to the group SID.
 *  ppDacl               [O] If non-null, receives a pointer to the DACL.
 *  ppSacl               [O] If non-null, receives a pointer to the SACL.
 *  ppSecurityDescriptor [O] Receives a pointer to the security descriptor,
 *                           which must be freed with LocalFree.
 *
 * RETURNS
 *  ERROR_SUCCESS if all's well, and a WIN32 error code otherwise.
 */
DWORD WINAPI GetSecurityInfo(
    HANDLE hObject, SE_OBJECT_TYPE ObjectType,
    SECURITY_INFORMATION SecurityInfo, PSID *ppsidOwner,
    PSID *ppsidGroup, PACL *ppDacl, PACL *ppSacl,
    PSECURITY_DESCRIPTOR *ppSecurityDescriptor
)
{
    PSECURITY_DESCRIPTOR sd;
    NTSTATUS status;
    ULONG n1, n2;
    BOOL present, defaulted;

    status = NtQuerySecurityObject(hObject, SecurityInfo, NULL, 0, &n1);
    if (status != STATUS_BUFFER_TOO_SMALL && status != STATUS_SUCCESS)
        return RtlNtStatusToDosError(status);

    sd = LocalAlloc(0, n1);
    if (!sd)
        return ERROR_NOT_ENOUGH_MEMORY;

    status = NtQuerySecurityObject(hObject, SecurityInfo, sd, n1, &n2);
    if (status != STATUS_SUCCESS)
    {
        LocalFree(sd);
        return RtlNtStatusToDosError(status);
    }

    if (ppsidOwner)
    {
        *ppsidOwner = NULL;
        GetSecurityDescriptorOwner(sd, ppsidOwner, &defaulted);
    }
    if (ppsidGroup)
    {
        *ppsidGroup = NULL;
        GetSecurityDescriptorGroup(sd, ppsidGroup, &defaulted);
    }
    if (ppDacl)
    {
        *ppDacl = NULL;
        GetSecurityDescriptorDacl(sd, &present, ppDacl, &defaulted);
    }
    if (ppSacl)
    {
        *ppSacl = NULL;
        GetSecurityDescriptorSacl(sd, &present, ppSacl, &defaulted);
    }
    if (ppSecurityDescriptor)
        *ppSecurityDescriptor = sd;

    /* The security descriptor (sd) cannot be freed if ppSecurityDescriptor is
     * NULL, because native happily returns the SIDs and ACLs that are requested
     * in this case.
     */

    return ERROR_SUCCESS;
}

/******************************************************************************
 * GetSecurityInfoExA [ADVAPI32.@]
 */
DWORD WINAPI GetSecurityInfoExA(
	HANDLE hObject, SE_OBJECT_TYPE ObjectType,
	SECURITY_INFORMATION SecurityInfo, LPCSTR lpProvider,
	LPCSTR lpProperty, PACTRL_ACCESSA *ppAccessList,
	PACTRL_AUDITA *ppAuditList, LPSTR *lppOwner, LPSTR *lppGroup
)
{
  FIXME("stub!\n");
  return ERROR_BAD_PROVIDER;
}

/******************************************************************************
 * GetSecurityInfoExW [ADVAPI32.@]
 */
DWORD WINAPI GetSecurityInfoExW(
	HANDLE hObject, SE_OBJECT_TYPE ObjectType, 
	SECURITY_INFORMATION SecurityInfo, LPCWSTR lpProvider,
	LPCWSTR lpProperty, PACTRL_ACCESSW *ppAccessList, 
	PACTRL_AUDITW *ppAuditList, LPWSTR *lppOwner, LPWSTR *lppGroup
)
{
  FIXME("stub!\n");
  return ERROR_BAD_PROVIDER; 
}

/******************************************************************************
 * BuildExplicitAccessWithNameA [ADVAPI32.@]
 */
VOID WINAPI BuildExplicitAccessWithNameA( PEXPLICIT_ACCESSA pExplicitAccess,
                                          LPSTR pTrusteeName, DWORD AccessPermissions,
                                          ACCESS_MODE AccessMode, DWORD Inheritance )
{
    TRACE("%p %s 0x%08x 0x%08x 0x%08x\n", pExplicitAccess, debugstr_a(pTrusteeName),
          AccessPermissions, AccessMode, Inheritance);

    pExplicitAccess->grfAccessPermissions = AccessPermissions;
    pExplicitAccess->grfAccessMode = AccessMode;
    pExplicitAccess->grfInheritance = Inheritance;

    pExplicitAccess->Trustee.pMultipleTrustee = NULL;
    pExplicitAccess->Trustee.MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pExplicitAccess->Trustee.TrusteeForm = TRUSTEE_IS_NAME;
    pExplicitAccess->Trustee.TrusteeType = TRUSTEE_IS_UNKNOWN;
    pExplicitAccess->Trustee.ptstrName = pTrusteeName;
}

/******************************************************************************
 * BuildExplicitAccessWithNameW [ADVAPI32.@]
 */
VOID WINAPI BuildExplicitAccessWithNameW( PEXPLICIT_ACCESSW pExplicitAccess,
                                          LPWSTR pTrusteeName, DWORD AccessPermissions,
                                          ACCESS_MODE AccessMode, DWORD Inheritance )
{
    TRACE("%p %s 0x%08x 0x%08x 0x%08x\n", pExplicitAccess, debugstr_w(pTrusteeName),
          AccessPermissions, AccessMode, Inheritance);

    pExplicitAccess->grfAccessPermissions = AccessPermissions;
    pExplicitAccess->grfAccessMode = AccessMode;
    pExplicitAccess->grfInheritance = Inheritance;

    pExplicitAccess->Trustee.pMultipleTrustee = NULL;
    pExplicitAccess->Trustee.MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pExplicitAccess->Trustee.TrusteeForm = TRUSTEE_IS_NAME;
    pExplicitAccess->Trustee.TrusteeType = TRUSTEE_IS_UNKNOWN;
    pExplicitAccess->Trustee.ptstrName = pTrusteeName;
}

/******************************************************************************
 * BuildTrusteeWithObjectsAndNameA [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithObjectsAndNameA( PTRUSTEEA pTrustee, POBJECTS_AND_NAME_A pObjName,
                                             SE_OBJECT_TYPE ObjectType, LPSTR ObjectTypeName,
                                             LPSTR InheritedObjectTypeName, LPSTR Name )
{
    DWORD ObjectsPresent = 0;

    TRACE("%p %p 0x%08x %p %p %s\n", pTrustee, pObjName,
          ObjectType, ObjectTypeName, InheritedObjectTypeName, debugstr_a(Name));

    /* Fill the OBJECTS_AND_NAME structure */
    pObjName->ObjectType = ObjectType;
    if (ObjectTypeName != NULL)
    {
        ObjectsPresent |= ACE_OBJECT_TYPE_PRESENT;
    }

    pObjName->InheritedObjectTypeName = InheritedObjectTypeName;
    if (InheritedObjectTypeName != NULL)
    {
        ObjectsPresent |= ACE_INHERITED_OBJECT_TYPE_PRESENT;
    }

    pObjName->ObjectsPresent = ObjectsPresent;
    pObjName->ptstrName = Name;

    /* Fill the TRUSTEE structure */
    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_OBJECTS_AND_NAME;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = (LPSTR)pObjName;
}

/******************************************************************************
 * BuildTrusteeWithObjectsAndNameW [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithObjectsAndNameW( PTRUSTEEW pTrustee, POBJECTS_AND_NAME_W pObjName,
                                             SE_OBJECT_TYPE ObjectType, LPWSTR ObjectTypeName,
                                             LPWSTR InheritedObjectTypeName, LPWSTR Name )
{
    DWORD ObjectsPresent = 0;

    TRACE("%p %p 0x%08x %p %p %s\n", pTrustee, pObjName,
          ObjectType, ObjectTypeName, InheritedObjectTypeName, debugstr_w(Name));

    /* Fill the OBJECTS_AND_NAME structure */
    pObjName->ObjectType = ObjectType;
    if (ObjectTypeName != NULL)
    {
        ObjectsPresent |= ACE_OBJECT_TYPE_PRESENT;
    }

    pObjName->InheritedObjectTypeName = InheritedObjectTypeName;
    if (InheritedObjectTypeName != NULL)
    {
        ObjectsPresent |= ACE_INHERITED_OBJECT_TYPE_PRESENT;
    }

    pObjName->ObjectsPresent = ObjectsPresent;
    pObjName->ptstrName = Name;

    /* Fill the TRUSTEE structure */
    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_OBJECTS_AND_NAME;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = (LPWSTR)pObjName;
}

/******************************************************************************
 * BuildTrusteeWithObjectsAndSidA [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithObjectsAndSidA( PTRUSTEEA pTrustee, POBJECTS_AND_SID pObjSid,
                                            GUID* pObjectGuid, GUID* pInheritedObjectGuid, PSID pSid )
{
    DWORD ObjectsPresent = 0;

    TRACE("%p %p %p %p %p\n", pTrustee, pObjSid, pObjectGuid, pInheritedObjectGuid, pSid);

    /* Fill the OBJECTS_AND_SID structure */
    if (pObjectGuid != NULL)
    {
        pObjSid->ObjectTypeGuid = *pObjectGuid;
        ObjectsPresent |= ACE_OBJECT_TYPE_PRESENT;
    }
    else
    {
        ZeroMemory(&pObjSid->ObjectTypeGuid,
                   sizeof(GUID));
    }

    if (pInheritedObjectGuid != NULL)
    {
        pObjSid->InheritedObjectTypeGuid = *pInheritedObjectGuid;
        ObjectsPresent |= ACE_INHERITED_OBJECT_TYPE_PRESENT;
    }
    else
    {
        ZeroMemory(&pObjSid->InheritedObjectTypeGuid,
                   sizeof(GUID));
    }

    pObjSid->ObjectsPresent = ObjectsPresent;
    pObjSid->pSid = pSid;

    /* Fill the TRUSTEE structure */
    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_OBJECTS_AND_SID;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = (LPSTR) pObjSid;
}

/******************************************************************************
 * BuildTrusteeWithObjectsAndSidW [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithObjectsAndSidW( PTRUSTEEW pTrustee, POBJECTS_AND_SID pObjSid,
                                            GUID* pObjectGuid, GUID* pInheritedObjectGuid, PSID pSid )
{
    DWORD ObjectsPresent = 0;

    TRACE("%p %p %p %p %p\n", pTrustee, pObjSid, pObjectGuid, pInheritedObjectGuid, pSid);

    /* Fill the OBJECTS_AND_SID structure */
    if (pObjectGuid != NULL)
    {
        pObjSid->ObjectTypeGuid = *pObjectGuid;
        ObjectsPresent |= ACE_OBJECT_TYPE_PRESENT;
    }
    else
    {
        ZeroMemory(&pObjSid->ObjectTypeGuid,
                   sizeof(GUID));
    }

    if (pInheritedObjectGuid != NULL)
    {
        pObjSid->InheritedObjectTypeGuid = *pInheritedObjectGuid;
        ObjectsPresent |= ACE_INHERITED_OBJECT_TYPE_PRESENT;
    }
    else
    {
        ZeroMemory(&pObjSid->InheritedObjectTypeGuid,
                   sizeof(GUID));
    }

    pObjSid->ObjectsPresent = ObjectsPresent;
    pObjSid->pSid = pSid;

    /* Fill the TRUSTEE structure */
    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_OBJECTS_AND_SID;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = (LPWSTR) pObjSid;
}

/******************************************************************************
 * BuildTrusteeWithSidA [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithSidA(PTRUSTEEA pTrustee, PSID pSid)
{
    TRACE("%p %p\n", pTrustee, pSid);

    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_SID;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = pSid;
}

/******************************************************************************
 * BuildTrusteeWithSidW [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithSidW(PTRUSTEEW pTrustee, PSID pSid)
{
    TRACE("%p %p\n", pTrustee, pSid);

    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_SID;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = pSid;
}

/******************************************************************************
 * BuildTrusteeWithNameA [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithNameA(PTRUSTEEA pTrustee, LPSTR name)
{
    TRACE("%p %s\n", pTrustee, debugstr_a(name) );

    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_NAME;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = name;
}

/******************************************************************************
 * BuildTrusteeWithNameW [ADVAPI32.@]
 */
VOID WINAPI BuildTrusteeWithNameW(PTRUSTEEW pTrustee, LPWSTR name)
{
    TRACE("%p %s\n", pTrustee, debugstr_w(name) );

    pTrustee->pMultipleTrustee = NULL;
    pTrustee->MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
    pTrustee->TrusteeForm = TRUSTEE_IS_NAME;
    pTrustee->TrusteeType = TRUSTEE_IS_UNKNOWN;
    pTrustee->ptstrName = name;
}

/****************************************************************************** 
 * GetTrusteeFormA [ADVAPI32.@] 
 */ 
TRUSTEE_FORM WINAPI GetTrusteeFormA(PTRUSTEEA pTrustee) 
{  
    TRACE("(%p)\n", pTrustee); 
  
    if (!pTrustee) 
        return TRUSTEE_BAD_FORM; 
  
    return pTrustee->TrusteeForm; 
}  
  
/****************************************************************************** 
 * GetTrusteeFormW [ADVAPI32.@] 
 */ 
TRUSTEE_FORM WINAPI GetTrusteeFormW(PTRUSTEEW pTrustee) 
{  
    TRACE("(%p)\n", pTrustee); 
  
    if (!pTrustee) 
        return TRUSTEE_BAD_FORM; 
  
    return pTrustee->TrusteeForm; 
}  
  
/****************************************************************************** 
 * GetTrusteeNameA [ADVAPI32.@] 
 */ 
LPSTR WINAPI GetTrusteeNameA(PTRUSTEEA pTrustee) 
{  
    TRACE("(%p)\n", pTrustee); 
  
    if (!pTrustee) 
        return NULL; 
  
    return pTrustee->ptstrName; 
}  
  
/****************************************************************************** 
 * GetTrusteeNameW [ADVAPI32.@] 
 */ 
LPWSTR WINAPI GetTrusteeNameW(PTRUSTEEW pTrustee) 
{  
    TRACE("(%p)\n", pTrustee); 
  
    if (!pTrustee) 
        return NULL; 
  
    return pTrustee->ptstrName; 
}  
  
/****************************************************************************** 
 * GetTrusteeTypeA [ADVAPI32.@] 
 */ 
TRUSTEE_TYPE WINAPI GetTrusteeTypeA(PTRUSTEEA pTrustee) 
{  
    TRACE("(%p)\n", pTrustee); 
  
    if (!pTrustee) 
        return TRUSTEE_IS_UNKNOWN; 
  
    return pTrustee->TrusteeType; 
}  
  
/****************************************************************************** 
 * GetTrusteeTypeW [ADVAPI32.@] 
 */ 
TRUSTEE_TYPE WINAPI GetTrusteeTypeW(PTRUSTEEW pTrustee) 
{  
    TRACE("(%p)\n", pTrustee); 
  
    if (!pTrustee) 
        return TRUSTEE_IS_UNKNOWN; 
  
    return pTrustee->TrusteeType; 
} 
 
BOOL WINAPI SetAclInformation( PACL pAcl, LPVOID pAclInformation,
                               DWORD nAclInformationLength,
                               ACL_INFORMATION_CLASS dwAclInformationClass )
{
    FIXME("%p %p 0x%08x 0x%08x - stub\n", pAcl, pAclInformation,
          nAclInformationLength, dwAclInformationClass);

    return TRUE;
}

/******************************************************************************
 * SetEntriesInAclA [ADVAPI32.@]
 */
DWORD WINAPI SetEntriesInAclA( ULONG count, PEXPLICIT_ACCESSA pEntries,
                               PACL OldAcl, PACL* NewAcl )
{
    FIXME("%d %p %p %p\n",count,pEntries,OldAcl,NewAcl);
    if (NewAcl)
         *NewAcl = NULL;
    return ERROR_SUCCESS;
}

/******************************************************************************
 * SetEntriesInAclW [ADVAPI32.@]
 */
DWORD WINAPI SetEntriesInAclW( ULONG count, PEXPLICIT_ACCESSW pEntries,
                               PACL OldAcl, PACL* NewAcl )
{
    ULONG i;
    PSID *ppsid;
    DWORD ret = ERROR_SUCCESS;
    DWORD acl_size = sizeof(ACL);
    NTSTATUS status;

    TRACE("%d %p %p %p\n", count, pEntries, OldAcl, NewAcl);

    *NewAcl = NULL;

    if (!count && !OldAcl)
        return ERROR_SUCCESS;

    /* allocate array of maximum sized sids allowed */
    ppsid = HeapAlloc(GetProcessHeap(), 0, count * (sizeof(SID *) + FIELD_OFFSET(SID, SubAuthority[SID_MAX_SUB_AUTHORITIES])));
    if (!ppsid)
        return ERROR_OUTOFMEMORY;

    for (i = 0; i < count; i++)
    {
        ppsid[i] = (char *)&ppsid[count] + i * FIELD_OFFSET(SID, SubAuthority[SID_MAX_SUB_AUTHORITIES]);

        TRACE("[%d]:\n\tgrfAccessPermissions = 0x%x\n\tgrfAccessMode = %d\n\tgrfInheritance = 0x%x\n\t"
              "Trustee.pMultipleTrustee = %p\n\tMultipleTrusteeOperation = %d\n\tTrusteeForm = %d\n\t"
              "Trustee.TrusteeType = %d\n\tptstrName = %p\n", i,
              pEntries[i].grfAccessPermissions, pEntries[i].grfAccessMode, pEntries[i].grfInheritance,
              pEntries[i].Trustee.pMultipleTrustee, pEntries[i].Trustee.MultipleTrusteeOperation,
              pEntries[i].Trustee.TrusteeForm, pEntries[i].Trustee.TrusteeType,
              pEntries[i].Trustee.ptstrName);

        if (pEntries[i].Trustee.MultipleTrusteeOperation == TRUSTEE_IS_IMPERSONATE)
        {
            WARN("bad multiple trustee operation %d for trustee %d\n", pEntries[i].Trustee.MultipleTrusteeOperation, i);
            ret = ERROR_INVALID_PARAMETER;
            goto exit;
        }

        switch (pEntries[i].Trustee.TrusteeForm)
        {
        case TRUSTEE_IS_SID:
            if (!CopySid(FIELD_OFFSET(SID, SubAuthority[SID_MAX_SUB_AUTHORITIES]),
                         ppsid[i], pEntries[i].Trustee.ptstrName))
            {
                WARN("bad sid %p for trustee %d\n", pEntries[i].Trustee.ptstrName, i);
                ret = ERROR_INVALID_PARAMETER;
                goto exit;
            }
            break;
        case TRUSTEE_IS_NAME:
        {
            DWORD sid_size = FIELD_OFFSET(SID, SubAuthority[SID_MAX_SUB_AUTHORITIES]);
            DWORD domain_size = MAX_COMPUTERNAME_LENGTH + 1;
            SID_NAME_USE use;
            if (!strcmpW( pEntries[i].Trustee.ptstrName, CURRENT_USER ))
            {
                if (!lookup_user_account_name( ppsid[i], &sid_size, NULL, &domain_size, &use ))
                {
                    ret = GetLastError();
                    goto exit;
                }
            }
            else if (!LookupAccountNameW(NULL, pEntries[i].Trustee.ptstrName, ppsid[i], &sid_size, NULL, &domain_size, &use))
            {
                WARN("bad user name %s for trustee %d\n", debugstr_w(pEntries[i].Trustee.ptstrName), i);
                ret = ERROR_INVALID_PARAMETER;
                goto exit;
            }
            break;
        }
        case TRUSTEE_IS_OBJECTS_AND_SID:
            FIXME("TRUSTEE_IS_OBJECTS_AND_SID unimplemented\n");
            break;
        case TRUSTEE_IS_OBJECTS_AND_NAME:
            FIXME("TRUSTEE_IS_OBJECTS_AND_NAME unimplemented\n");
            break;
        default:
            WARN("bad trustee form %d for trustee %d\n", pEntries[i].Trustee.TrusteeForm, i);
            ret = ERROR_INVALID_PARAMETER;
            goto exit;
        }

        /* Note: we overestimate the ACL size here as a tradeoff between
         * instructions (simplicity) and memory */
        switch (pEntries[i].grfAccessMode)
        {
        case GRANT_ACCESS:
        case SET_ACCESS:
            acl_size += FIELD_OFFSET(ACCESS_ALLOWED_ACE, SidStart) + GetLengthSid(ppsid[i]);
            break;
        case DENY_ACCESS:
            acl_size += FIELD_OFFSET(ACCESS_DENIED_ACE, SidStart) + GetLengthSid(ppsid[i]);
            break;
        case SET_AUDIT_SUCCESS:
        case SET_AUDIT_FAILURE:
            acl_size += FIELD_OFFSET(SYSTEM_AUDIT_ACE, SidStart) + GetLengthSid(ppsid[i]);
            break;
        case REVOKE_ACCESS:
            break;
        default:
            WARN("bad access mode %d for trustee %d\n", pEntries[i].grfAccessMode, i);
            ret = ERROR_INVALID_PARAMETER;
            goto exit;
        }
    }

    if (OldAcl)
    {
        ACL_SIZE_INFORMATION size_info;

        status = RtlQueryInformationAcl(OldAcl, &size_info, sizeof(size_info), AclSizeInformation);
        if (status != STATUS_SUCCESS)
        {
            ret = RtlNtStatusToDosError(status);
            goto exit;
        }
        acl_size += size_info.AclBytesInUse - sizeof(ACL);
    }

    *NewAcl = LocalAlloc(0, acl_size);
    if (!*NewAcl)
    {
        ret = ERROR_OUTOFMEMORY;
        goto exit;
    }

    status = RtlCreateAcl( *NewAcl, acl_size, ACL_REVISION );
    if (status != STATUS_SUCCESS)
    {
        ret = RtlNtStatusToDosError(status);
        goto exit;
    }

    for (i = 0; i < count; i++)
    {
        switch (pEntries[i].grfAccessMode)
        {
        case GRANT_ACCESS:
            status = RtlAddAccessAllowedAceEx(*NewAcl, ACL_REVISION,
                                              pEntries[i].grfInheritance,
                                              pEntries[i].grfAccessPermissions,
                                              ppsid[i]);
            break;
        case SET_ACCESS:
        {
            ULONG j;
            BOOL add = TRUE;
            if (OldAcl)
            {
                for (j = 0; ; j++)
                {
                    const ACE_HEADER *existing_ace_header;
                    status = RtlGetAce(OldAcl, j, (LPVOID *)&existing_ace_header);
                    if (status != STATUS_SUCCESS)
                        break;
                    if (pEntries[i].grfAccessMode == SET_ACCESS &&
                        existing_ace_header->AceType == ACCESS_ALLOWED_ACE_TYPE &&
                        EqualSid(ppsid[i], &((ACCESS_ALLOWED_ACE *)existing_ace_header)->SidStart))
                    {
                        add = FALSE;
                        break;
                    }
                }
            }
            if (add)
                status = RtlAddAccessAllowedAceEx(*NewAcl, ACL_REVISION,
                                                  pEntries[i].grfInheritance,
                                                  pEntries[i].grfAccessPermissions,
                                                  ppsid[i]);
            break;
        }
        case DENY_ACCESS:
            status = RtlAddAccessDeniedAceEx(*NewAcl, ACL_REVISION,
                                             pEntries[i].grfInheritance,
                                             pEntries[i].grfAccessPermissions,
                                             ppsid[i]);
            break;
        case SET_AUDIT_SUCCESS:
            status = RtlAddAuditAccessAceEx(*NewAcl, ACL_REVISION,
                                            pEntries[i].grfInheritance,
                                            pEntries[i].grfAccessPermissions,
                                            ppsid[i], TRUE, FALSE);
            break;
        case SET_AUDIT_FAILURE:
            status = RtlAddAuditAccessAceEx(*NewAcl, ACL_REVISION,
                                            pEntries[i].grfInheritance,
                                            pEntries[i].grfAccessPermissions,
                                            ppsid[i], FALSE, TRUE);
            break;
        default:
            FIXME("unhandled access mode %d\n", pEntries[i].grfAccessMode);
        }
    }

    if (OldAcl)
    {
        for (i = 0; ; i++)
        {
            BOOL add = TRUE;
            ULONG j;
            const ACE_HEADER *old_ace_header;
            status = RtlGetAce(OldAcl, i, (LPVOID *)&old_ace_header);
            if (status != STATUS_SUCCESS) break;
            for (j = 0; j < count; j++)
            {
                if (pEntries[j].grfAccessMode == SET_ACCESS &&
                    old_ace_header->AceType == ACCESS_ALLOWED_ACE_TYPE &&
                    EqualSid(ppsid[j], &((ACCESS_ALLOWED_ACE *)old_ace_header)->SidStart))
                {
                    status = RtlAddAccessAllowedAceEx(*NewAcl, ACL_REVISION, pEntries[j].grfInheritance, pEntries[j].grfAccessPermissions, ppsid[j]);
                    add = FALSE;
                    break;
                }
                else if (pEntries[j].grfAccessMode == REVOKE_ACCESS)
                {
                    switch (old_ace_header->AceType)
                    {
                    case ACCESS_ALLOWED_ACE_TYPE:
                        if (EqualSid(ppsid[j], &((ACCESS_ALLOWED_ACE *)old_ace_header)->SidStart))
                            add = FALSE;
                        break;
                    case ACCESS_DENIED_ACE_TYPE:
                        if (EqualSid(ppsid[j], &((ACCESS_DENIED_ACE *)old_ace_header)->SidStart))
                            add = FALSE;
                        break;
                    case SYSTEM_AUDIT_ACE_TYPE:
                        if (EqualSid(ppsid[j], &((SYSTEM_AUDIT_ACE *)old_ace_header)->SidStart))
                            add = FALSE;
                        break;
                    case SYSTEM_ALARM_ACE_TYPE:
                        if (EqualSid(ppsid[j], &((SYSTEM_ALARM_ACE *)old_ace_header)->SidStart))
                            add = FALSE;
                        break;
                    default:
                        FIXME("unhandled ace type %d\n", old_ace_header->AceType);
                    }

                    if (!add)
                        break;
                }
            }
            if (add)
                status = RtlAddAce(*NewAcl, ACL_REVISION, 1, (PACE_HEADER)old_ace_header, old_ace_header->AceSize);
            if (status != STATUS_SUCCESS)
            {
                WARN("RtlAddAce failed with error 0x%08x\n", status);
                ret = RtlNtStatusToDosError(status);
                break;
            }
        }
    }

exit:
    HeapFree(GetProcessHeap(), 0, ppsid);
    return ret;
}

/******************************************************************************
 * SetNamedSecurityInfoA [ADVAPI32.@]
 */
DWORD WINAPI SetNamedSecurityInfoA(LPSTR pObjectName,
        SE_OBJECT_TYPE ObjectType, SECURITY_INFORMATION SecurityInfo,
        PSID psidOwner, PSID psidGroup, PACL pDacl, PACL pSacl)
{
    DWORD len;
    LPWSTR wstr = NULL;
    DWORD r;

    TRACE("%s %d %d %p %p %p %p\n", debugstr_a(pObjectName), ObjectType,
           SecurityInfo, psidOwner, psidGroup, pDacl, pSacl);

    if( pObjectName )
    {
        len = MultiByteToWideChar( CP_ACP, 0, pObjectName, -1, NULL, 0 );
        wstr = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR));
        MultiByteToWideChar( CP_ACP, 0, pObjectName, -1, wstr, len );
    }

    r = SetNamedSecurityInfoW( wstr, ObjectType, SecurityInfo, psidOwner,
                           psidGroup, pDacl, pSacl );

    HeapFree( GetProcessHeap(), 0, wstr );

    return r;
}

BOOL WINAPI SetPrivateObjectSecurity( SECURITY_INFORMATION SecurityInformation,
    PSECURITY_DESCRIPTOR ModificationDescriptor,
    PSECURITY_DESCRIPTOR* ObjectsSecurityDescriptor,
    PGENERIC_MAPPING GenericMapping,
    HANDLE Token )
{
    FIXME("0x%08x %p %p %p %p - stub\n", SecurityInformation, ModificationDescriptor,
          ObjectsSecurityDescriptor, GenericMapping, Token);

    return TRUE;
}

BOOL WINAPI AreAllAccessesGranted( DWORD GrantedAccess, DWORD DesiredAccess )
{
    return RtlAreAllAccessesGranted( GrantedAccess, DesiredAccess );
}

/******************************************************************************
 * AreAnyAccessesGranted [ADVAPI32.@]
 *
 * Determines whether or not any of a set of specified access permissions have
 * been granted or not.
 *
 * PARAMS
 *   GrantedAccess [I] The permissions that have been granted.
 *   DesiredAccess [I] The permissions that you want to have.
 *
 * RETURNS
 *   Nonzero if any of the permissions have been granted, zero if none of the
 *   permissions have been granted.
 */

BOOL WINAPI AreAnyAccessesGranted( DWORD GrantedAccess, DWORD DesiredAccess )
{
    return RtlAreAnyAccessesGranted( GrantedAccess, DesiredAccess );
}

/******************************************************************************
 * SetNamedSecurityInfoW [ADVAPI32.@]
 */
DWORD WINAPI SetNamedSecurityInfoW(LPWSTR pObjectName,
        SE_OBJECT_TYPE ObjectType, SECURITY_INFORMATION SecurityInfo,
        PSID psidOwner, PSID psidGroup, PACL pDacl, PACL pSacl)
{
    FIXME("%s %d %d %p %p %p %p\n", debugstr_w(pObjectName), ObjectType,
           SecurityInfo, psidOwner, psidGroup, pDacl, pSacl);
    return ERROR_SUCCESS;
}

/******************************************************************************
 * GetExplicitEntriesFromAclA [ADVAPI32.@]
 */
DWORD WINAPI GetExplicitEntriesFromAclA( PACL pacl, PULONG pcCountOfExplicitEntries,
        PEXPLICIT_ACCESSA* pListOfExplicitEntries)
{
    FIXME("%p %p %p\n",pacl, pcCountOfExplicitEntries, pListOfExplicitEntries);
    return ERROR_CALL_NOT_IMPLEMENTED;
}

/******************************************************************************
 * GetExplicitEntriesFromAclW [ADVAPI32.@]
 */
DWORD WINAPI GetExplicitEntriesFromAclW( PACL pacl, PULONG pcCountOfExplicitEntries,
        PEXPLICIT_ACCESSW* pListOfExplicitEntries)
{
    FIXME("%p %p %p\n",pacl, pcCountOfExplicitEntries, pListOfExplicitEntries);
    return ERROR_CALL_NOT_IMPLEMENTED;
}

/******************************************************************************
 * GetAuditedPermissionsFromAclA [ADVAPI32.@]
 */
DWORD WINAPI GetAuditedPermissionsFromAclA( PACL pacl, PTRUSTEEA pTrustee, PACCESS_MASK pSuccessfulAuditedRights,
        PACCESS_MASK pFailedAuditRights)
{
    FIXME("%p %p %p %p\n",pacl, pTrustee, pSuccessfulAuditedRights, pFailedAuditRights);
    return ERROR_CALL_NOT_IMPLEMENTED;

}

/******************************************************************************
 * GetAuditedPermissionsFromAclW [ADVAPI32.@]
 */
DWORD WINAPI GetAuditedPermissionsFromAclW( PACL pacl, PTRUSTEEW pTrustee, PACCESS_MASK pSuccessfulAuditedRights,
        PACCESS_MASK pFailedAuditRights)
{
    FIXME("%p %p %p %p\n",pacl, pTrustee, pSuccessfulAuditedRights, pFailedAuditRights);
    return ERROR_CALL_NOT_IMPLEMENTED;

}

/******************************************************************************
 * ParseAclStringFlags
 */
static DWORD ParseAclStringFlags(LPCWSTR* StringAcl)
{
    DWORD flags = 0;
    LPCWSTR szAcl = *StringAcl;

    while (*szAcl != '(')
    {
        if (*szAcl == 'P')
	{
            flags |= SE_DACL_PROTECTED;
	}
        else if (*szAcl == 'A')
        {
            szAcl++;
            if (*szAcl == 'R')
                flags |= SE_DACL_AUTO_INHERIT_REQ;
	    else if (*szAcl == 'I')
                flags |= SE_DACL_AUTO_INHERITED;
        }
        szAcl++;
    }

    *StringAcl = szAcl;
    return flags;
}

/******************************************************************************
 * ParseAceStringType
 */
static const ACEFLAG AceType[] =
{
    { SDDL_ALARM,          SYSTEM_ALARM_ACE_TYPE },
    { SDDL_AUDIT,          SYSTEM_AUDIT_ACE_TYPE },
    { SDDL_ACCESS_ALLOWED, ACCESS_ALLOWED_ACE_TYPE },
    { SDDL_ACCESS_DENIED,  ACCESS_DENIED_ACE_TYPE },
    /*
    { SDDL_OBJECT_ACCESS_ALLOWED, ACCESS_ALLOWED_OBJECT_ACE_TYPE },
    { SDDL_OBJECT_ACCESS_DENIED,  ACCESS_DENIED_OBJECT_ACE_TYPE },
    { SDDL_OBJECT_ALARM,          SYSTEM_ALARM_OBJECT_ACE_TYPE },
    { SDDL_OBJECT_AUDIT,          SYSTEM_AUDIT_OBJECT_ACE_TYPE },
    */
    { NULL, 0 },
};

static BYTE ParseAceStringType(LPCWSTR* StringAcl)
{
    UINT len = 0;
    LPCWSTR szAcl = *StringAcl;
    const ACEFLAG *lpaf = AceType;

    while (*szAcl == ' ')
        szAcl++;

    while (lpaf->wstr &&
        (len = strlenW(lpaf->wstr)) &&
        strncmpW(lpaf->wstr, szAcl, len))
        lpaf++;

    if (!lpaf->wstr)
        return 0;

    *StringAcl = szAcl + len;
    return lpaf->value;
}


/******************************************************************************
 * ParseAceStringFlags
 */
static const ACEFLAG AceFlags[] =
{
    { SDDL_CONTAINER_INHERIT, CONTAINER_INHERIT_ACE },
    { SDDL_AUDIT_FAILURE,     FAILED_ACCESS_ACE_FLAG },
    { SDDL_INHERITED,         INHERITED_ACE },
    { SDDL_INHERIT_ONLY,      INHERIT_ONLY_ACE },
    { SDDL_NO_PROPAGATE,      NO_PROPAGATE_INHERIT_ACE },
    { SDDL_OBJECT_INHERIT,    OBJECT_INHERIT_ACE },
    { SDDL_AUDIT_SUCCESS,     SUCCESSFUL_ACCESS_ACE_FLAG },
    { NULL, 0 },
};

static BYTE ParseAceStringFlags(LPCWSTR* StringAcl)
{
    UINT len = 0;
    BYTE flags = 0;
    LPCWSTR szAcl = *StringAcl;

    while (*szAcl == ' ')
        szAcl++;

    while (*szAcl != ';')
    {
        const ACEFLAG *lpaf = AceFlags;

        while (lpaf->wstr &&
               (len = strlenW(lpaf->wstr)) &&
               strncmpW(lpaf->wstr, szAcl, len))
            lpaf++;

        if (!lpaf->wstr)
            return 0;

	flags |= lpaf->value;
        szAcl += len;
    }

    *StringAcl = szAcl;
    return flags;
}


/******************************************************************************
 * ParseAceStringRights
 */
static const ACEFLAG AceRights[] =
{
    { SDDL_GENERIC_ALL,     GENERIC_ALL },
    { SDDL_GENERIC_READ,    GENERIC_READ },
    { SDDL_GENERIC_WRITE,   GENERIC_WRITE },
    { SDDL_GENERIC_EXECUTE, GENERIC_EXECUTE },

    { SDDL_READ_CONTROL,    READ_CONTROL },
    { SDDL_STANDARD_DELETE, DELETE },
    { SDDL_WRITE_DAC,       WRITE_DAC },
    { SDDL_WRITE_OWNER,     WRITE_OWNER },

    { SDDL_READ_PROPERTY,   ADS_RIGHT_DS_READ_PROP},
    { SDDL_WRITE_PROPERTY,  ADS_RIGHT_DS_WRITE_PROP},
    { SDDL_CREATE_CHILD,    ADS_RIGHT_DS_CREATE_CHILD},
    { SDDL_DELETE_CHILD,    ADS_RIGHT_DS_DELETE_CHILD},
    { SDDL_LIST_CHILDREN,   ADS_RIGHT_ACTRL_DS_LIST},
    { SDDL_SELF_WRITE,      ADS_RIGHT_DS_SELF},
    { SDDL_LIST_OBJECT,     ADS_RIGHT_DS_LIST_OBJECT},
    { SDDL_DELETE_TREE,     ADS_RIGHT_DS_DELETE_TREE},
    { SDDL_CONTROL_ACCESS,  ADS_RIGHT_DS_CONTROL_ACCESS},

    { SDDL_FILE_ALL,        FILE_ALL_ACCESS },
    { SDDL_FILE_READ,       FILE_GENERIC_READ },
    { SDDL_FILE_WRITE,      FILE_GENERIC_WRITE },
    { SDDL_FILE_EXECUTE,    FILE_GENERIC_EXECUTE },

    { SDDL_KEY_ALL,         KEY_ALL_ACCESS },
    { SDDL_KEY_READ,        KEY_READ },
    { SDDL_KEY_WRITE,       KEY_WRITE },
    { SDDL_KEY_EXECUTE,     KEY_EXECUTE },
    { NULL, 0 },
};

static DWORD ParseAceStringRights(LPCWSTR* StringAcl)
{
    UINT len = 0;
    DWORD rights = 0;
    LPCWSTR szAcl = *StringAcl;

    while (*szAcl == ' ')
        szAcl++;

    if ((*szAcl == '0') && (*(szAcl + 1) == 'x'))
    {
        LPCWSTR p = szAcl;

	while (*p && *p != ';')
            p++;

	if (p - szAcl <= 10 /* 8 hex digits + "0x" */ )
	{
	    rights = strtoulW(szAcl, NULL, 16);
	    szAcl = p;
	}
	else
            WARN("Invalid rights string format: %s\n", debugstr_wn(szAcl, p - szAcl));
    }
    else
    {
        while (*szAcl != ';')
        {
            const ACEFLAG *lpaf = AceRights;

            while (lpaf->wstr &&
               (len = strlenW(lpaf->wstr)) &&
               strncmpW(lpaf->wstr, szAcl, len))
	    {
               lpaf++;
	    }

            if (!lpaf->wstr)
                return 0;

	    rights |= lpaf->value;
            szAcl += len;
        }
    }

    *StringAcl = szAcl;
    return rights;
}


/******************************************************************************
 * ParseStringAclToAcl
 * 
 * dacl_flags(string_ace1)(string_ace2)... (string_acen) 
 */
static BOOL ParseStringAclToAcl(LPCWSTR StringAcl, LPDWORD lpdwFlags, 
    PACL pAcl, LPDWORD cBytes)
{
    DWORD val;
    DWORD sidlen;
    DWORD length = sizeof(ACL);
    DWORD acesize = 0;
    DWORD acecount = 0;
    PACCESS_ALLOWED_ACE pAce = NULL; /* pointer to current ACE */
    DWORD error = ERROR_INVALID_ACL;

    TRACE("%s\n", debugstr_w(StringAcl));

    if (!StringAcl)
	return FALSE;

    if (pAcl) /* pAce is only useful if we're setting values */
        pAce = (PACCESS_ALLOWED_ACE) (pAcl + 1);

    /* Parse ACL flags */
    *lpdwFlags = ParseAclStringFlags(&StringAcl);

    /* Parse ACE */
    while (*StringAcl == '(')
    {
        StringAcl++;

        /* Parse ACE type */
        val = ParseAceStringType(&StringAcl);
	if (pAce)
            pAce->Header.AceType = (BYTE) val;
        if (*StringAcl != ';')
        {
            error = RPC_S_INVALID_STRING_UUID;
            goto lerr;
        }
        StringAcl++;

        /* Parse ACE flags */
	val = ParseAceStringFlags(&StringAcl);
	if (pAce)
            pAce->Header.AceFlags = (BYTE) val;
        if (*StringAcl != ';')
            goto lerr;
        StringAcl++;

        /* Parse ACE rights */
	val = ParseAceStringRights(&StringAcl);
	if (pAce)
            pAce->Mask = val;
        if (*StringAcl != ';')
            goto lerr;
        StringAcl++;

        /* Parse ACE object guid */
        while (*StringAcl == ' ')
            StringAcl++;
        if (*StringAcl != ';')
        {
            FIXME("Support for *_OBJECT_ACE_TYPE not implemented\n");
            goto lerr;
        }
        StringAcl++;

        /* Parse ACE inherit object guid */
        while (*StringAcl == ' ')
            StringAcl++;
        if (*StringAcl != ';')
        {
            FIXME("Support for *_OBJECT_ACE_TYPE not implemented\n");
            goto lerr;
        }
        StringAcl++;

        /* Parse ACE account sid */
        if (ParseStringSidToSid(StringAcl, pAce ? &pAce->SidStart : NULL, &sidlen))
	{
            while (*StringAcl && *StringAcl != ')')
                StringAcl++;
	}

        if (*StringAcl != ')')
            goto lerr;
        StringAcl++;

        acesize = sizeof(ACCESS_ALLOWED_ACE) - sizeof(DWORD) + sidlen;
        length += acesize;
        if (pAce)
        {
            pAce->Header.AceSize = acesize;
            pAce = (PACCESS_ALLOWED_ACE)((LPBYTE)pAce + acesize);
        }
        acecount++;
    }

    *cBytes = length;

    if (length > 0xffff)
    {
        ERR("ACL too large\n");
        goto lerr;
    }

    if (pAcl)
    {
        pAcl->AclRevision = ACL_REVISION;
        pAcl->Sbz1 = 0;
        pAcl->AclSize = length;
        pAcl->AceCount = acecount++;
        pAcl->Sbz2 = 0;
    }
    return TRUE;

lerr:
    SetLastError(error);
    WARN("Invalid ACE string format\n");
    return FALSE;
}


/******************************************************************************
 * ParseStringSecurityDescriptorToSecurityDescriptor
 */
static BOOL ParseStringSecurityDescriptorToSecurityDescriptor(
    LPCWSTR StringSecurityDescriptor,
    SECURITY_DESCRIPTOR_RELATIVE* SecurityDescriptor,
    LPDWORD cBytes)
{
    BOOL bret = FALSE;
    WCHAR toktype;
    WCHAR tok[MAX_PATH];
    LPCWSTR lptoken;
    LPBYTE lpNext = NULL;
    DWORD len;

    *cBytes = sizeof(SECURITY_DESCRIPTOR);

    if (SecurityDescriptor)
        lpNext = (LPBYTE)(SecurityDescriptor + 1);

    while (*StringSecurityDescriptor == ' ')
        StringSecurityDescriptor++;

    while (*StringSecurityDescriptor)
    {
        toktype = *StringSecurityDescriptor;

	/* Expect char identifier followed by ':' */
	StringSecurityDescriptor++;
        if (*StringSecurityDescriptor != ':')
        {
            SetLastError(ERROR_INVALID_PARAMETER);
            goto lend;
        }
	StringSecurityDescriptor++;

	/* Extract token */
	lptoken = StringSecurityDescriptor;
	while (*lptoken && *lptoken != ':')
            lptoken++;

	if (*lptoken)
            lptoken--;

        len = lptoken - StringSecurityDescriptor;
        memcpy( tok, StringSecurityDescriptor, len * sizeof(WCHAR) );
        tok[len] = 0;

        switch (toktype)
	{
            case 'O':
            {
                DWORD bytes;

                if (!ParseStringSidToSid(tok, lpNext, &bytes))
                    goto lend;

                if (SecurityDescriptor)
                {
                    SecurityDescriptor->Owner = lpNext - (LPBYTE)SecurityDescriptor;
                    lpNext += bytes; /* Advance to next token */
                }

		*cBytes += bytes;

                break;
            }

            case 'G':
            {
                DWORD bytes;

                if (!ParseStringSidToSid(tok, lpNext, &bytes))
                    goto lend;

                if (SecurityDescriptor)
                {
                    SecurityDescriptor->Group = lpNext - (LPBYTE)SecurityDescriptor;
                    lpNext += bytes; /* Advance to next token */
                }

		*cBytes += bytes;

                break;
            }

            case 'D':
	    {
                DWORD flags;
                DWORD bytes;

                if (!ParseStringAclToAcl(tok, &flags, (PACL)lpNext, &bytes))
                    goto lend;

                if (SecurityDescriptor)
                {
                    SecurityDescriptor->Control |= SE_DACL_PRESENT | flags;
                    SecurityDescriptor->Dacl = lpNext - (LPBYTE)SecurityDescriptor;
                    lpNext += bytes; /* Advance to next token */
		}

		*cBytes += bytes;

		break;
            }

            case 'S':
            {
                DWORD flags;
                DWORD bytes;

                if (!ParseStringAclToAcl(tok, &flags, (PACL)lpNext, &bytes))
                    goto lend;

                if (SecurityDescriptor)
                {
                    SecurityDescriptor->Control |= SE_SACL_PRESENT | flags;
                    SecurityDescriptor->Sacl = lpNext - (LPBYTE)SecurityDescriptor;
                    lpNext += bytes; /* Advance to next token */
		}

		*cBytes += bytes;

		break;
            }

            default:
                FIXME("Unknown token\n");
                SetLastError(ERROR_INVALID_PARAMETER);
		goto lend;
	}

        StringSecurityDescriptor = lptoken;
    }

    bret = TRUE;

lend:
    return bret;
}

/******************************************************************************
 * ConvertStringSecurityDescriptorToSecurityDescriptorA [ADVAPI32.@]
 */
BOOL WINAPI ConvertStringSecurityDescriptorToSecurityDescriptorA(
        LPCSTR StringSecurityDescriptor,
        DWORD StringSDRevision,
        PSECURITY_DESCRIPTOR* SecurityDescriptor,
        PULONG SecurityDescriptorSize)
{
    UINT len;
    BOOL ret = FALSE;
    LPWSTR StringSecurityDescriptorW;

    len = MultiByteToWideChar(CP_ACP, 0, StringSecurityDescriptor, -1, NULL, 0);
    StringSecurityDescriptorW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));

    if (StringSecurityDescriptorW)
    {
        MultiByteToWideChar(CP_ACP, 0, StringSecurityDescriptor, -1, StringSecurityDescriptorW, len);

        ret = ConvertStringSecurityDescriptorToSecurityDescriptorW(StringSecurityDescriptorW,
                                                                   StringSDRevision, SecurityDescriptor,
                                                                   SecurityDescriptorSize);
        HeapFree(GetProcessHeap(), 0, StringSecurityDescriptorW);
    }

    return ret;
}

/******************************************************************************
 * ConvertStringSecurityDescriptorToSecurityDescriptorW [ADVAPI32.@]
 */
BOOL WINAPI ConvertStringSecurityDescriptorToSecurityDescriptorW(
        LPCWSTR StringSecurityDescriptor,
        DWORD StringSDRevision,
        PSECURITY_DESCRIPTOR* SecurityDescriptor,
        PULONG SecurityDescriptorSize)
{
    DWORD cBytes;
    SECURITY_DESCRIPTOR* psd;
    BOOL bret = FALSE;

    TRACE("%s\n", debugstr_w(StringSecurityDescriptor));

    if (GetVersion() & 0x80000000)
    {
        SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
        goto lend;
    }
    else if (!StringSecurityDescriptor || !SecurityDescriptor)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }
    else if (StringSDRevision != SID_REVISION)
    {
        SetLastError(ERROR_UNKNOWN_REVISION);
	goto lend;
    }

    /* Compute security descriptor length */
    if (!ParseStringSecurityDescriptorToSecurityDescriptor(StringSecurityDescriptor,
        NULL, &cBytes))
	goto lend;

    psd = *SecurityDescriptor = LocalAlloc(GMEM_ZEROINIT, cBytes);
    if (!psd) goto lend;

    psd->Revision = SID_REVISION;
    psd->Control |= SE_SELF_RELATIVE;

    if (!ParseStringSecurityDescriptorToSecurityDescriptor(StringSecurityDescriptor,
             (SECURITY_DESCRIPTOR_RELATIVE *)psd, &cBytes))
    {
        LocalFree(psd);
	goto lend;
    }

    if (SecurityDescriptorSize)
        *SecurityDescriptorSize = cBytes;

    bret = TRUE;
 
lend:
    TRACE(" ret=%d\n", bret);
    return bret;
}

static void DumpString(LPCWSTR string, int cch, WCHAR **pwptr, ULONG *plen)
{
    if (cch == -1)
        cch = strlenW(string);

    if (plen)
        *plen += cch;

    if (pwptr)
    {
        memcpy(*pwptr, string, sizeof(WCHAR)*cch);
        *pwptr += cch;
    }
}

static BOOL DumpSidNumeric(PSID psid, WCHAR **pwptr, ULONG *plen)
{
    DWORD i;
    WCHAR fmt[] = { 'S','-','%','u','-','%','d',0 };
    WCHAR subauthfmt[] = { '-','%','u',0 };
    WCHAR buf[26];
    SID *pisid = psid;

    if( !IsValidSid( psid ) || pisid->Revision != SDDL_REVISION)
    {
        SetLastError(ERROR_INVALID_SID);
        return FALSE;
    }

    if (pisid->IdentifierAuthority.Value[0] ||
     pisid->IdentifierAuthority.Value[1])
    {
        FIXME("not matching MS' bugs\n");
        SetLastError(ERROR_INVALID_SID);
        return FALSE;
    }

    sprintfW( buf, fmt, pisid->Revision,
        MAKELONG(
            MAKEWORD( pisid->IdentifierAuthority.Value[5],
                    pisid->IdentifierAuthority.Value[4] ),
            MAKEWORD( pisid->IdentifierAuthority.Value[3],
                    pisid->IdentifierAuthority.Value[2] )
        ) );
    DumpString(buf, -1, pwptr, plen);

    for( i=0; i<pisid->SubAuthorityCount; i++ )
    {
        sprintfW( buf, subauthfmt, pisid->SubAuthority[i] );
        DumpString(buf, -1, pwptr, plen);
    }
    return TRUE;
}

static BOOL DumpSid(PSID psid, WCHAR **pwptr, ULONG *plen)
{
    size_t i;
    for (i = 0; i < sizeof(WellKnownSids) / sizeof(WellKnownSids[0]); i++)
    {
        if (WellKnownSids[i].wstr[0] && EqualSid(psid, (PSID)&(WellKnownSids[i].Sid.Revision)))
        {
            DumpString(WellKnownSids[i].wstr, 2, pwptr, plen);
            return TRUE;
        }
    }

    return DumpSidNumeric(psid, pwptr, plen);
}

static const LPCWSTR AceRightBitNames[32] = {
        SDDL_CREATE_CHILD,        /*  0 */
        SDDL_DELETE_CHILD,
        SDDL_LIST_CHILDREN,
        SDDL_SELF_WRITE,
        SDDL_READ_PROPERTY,       /*  4 */
        SDDL_WRITE_PROPERTY,
        SDDL_DELETE_TREE,
        SDDL_LIST_OBJECT,
        SDDL_CONTROL_ACCESS,      /*  8 */
        NULL,
        NULL,
        NULL,
        NULL,                     /* 12 */
        NULL,
        NULL,
        NULL,
        SDDL_STANDARD_DELETE,     /* 16 */
        SDDL_READ_CONTROL,
        SDDL_WRITE_DAC,
        SDDL_WRITE_OWNER,
        NULL,                     /* 20 */
        NULL,
        NULL,
        NULL,
        NULL,                     /* 24 */
        NULL,
        NULL,
        NULL,
        SDDL_GENERIC_ALL,         /* 28 */
        SDDL_GENERIC_EXECUTE,
        SDDL_GENERIC_WRITE,
        SDDL_GENERIC_READ
};

static void DumpRights(DWORD mask, WCHAR **pwptr, ULONG *plen)
{
    static const WCHAR fmtW[] = {'0','x','%','x',0};
    WCHAR buf[15];
    size_t i;

    if (mask == 0)
        return;

    /* first check if the right have name */
    for (i = 0; i < sizeof(AceRights)/sizeof(AceRights[0]); i++)
    {
        if (AceRights[i].wstr == NULL)
            break;
        if (mask == AceRights[i].value)
        {
            DumpString(AceRights[i].wstr, -1, pwptr, plen);
            return;
        }
    }

    /* then check if it can be built from bit names */
    for (i = 0; i < 32; i++)
    {
        if ((mask & (1 << i)) && (AceRightBitNames[i] == NULL))
        {
            /* can't be built from bit names */
            sprintfW(buf, fmtW, mask);
            DumpString(buf, -1, pwptr, plen);
            return;
        }
    }

    /* build from bit names */
    for (i = 0; i < 32; i++)
        if (mask & (1 << i))
            DumpString(AceRightBitNames[i], -1, pwptr, plen);
}

static BOOL DumpAce(LPVOID pace, WCHAR **pwptr, ULONG *plen)
{
    ACCESS_ALLOWED_ACE *piace; /* all the supported ACEs have the same memory layout */
    static const WCHAR openbr = '(';
    static const WCHAR closebr = ')';
    static const WCHAR semicolon = ';';

    if (((PACE_HEADER)pace)->AceType > SYSTEM_ALARM_ACE_TYPE || ((PACE_HEADER)pace)->AceSize < sizeof(ACCESS_ALLOWED_ACE))
    {
        SetLastError(ERROR_INVALID_ACL);
        return FALSE;
    }

    piace = pace;
    DumpString(&openbr, 1, pwptr, plen);
    switch (piace->Header.AceType)
    {
        case ACCESS_ALLOWED_ACE_TYPE:
            DumpString(SDDL_ACCESS_ALLOWED, -1, pwptr, plen);
            break;
        case ACCESS_DENIED_ACE_TYPE:
            DumpString(SDDL_ACCESS_DENIED, -1, pwptr, plen);
            break;
        case SYSTEM_AUDIT_ACE_TYPE:
            DumpString(SDDL_AUDIT, -1, pwptr, plen);
            break;
        case SYSTEM_ALARM_ACE_TYPE:
            DumpString(SDDL_ALARM, -1, pwptr, plen);
            break;
    }
    DumpString(&semicolon, 1, pwptr, plen);

    if (piace->Header.AceFlags & OBJECT_INHERIT_ACE)
        DumpString(SDDL_OBJECT_INHERIT, -1, pwptr, plen);
    if (piace->Header.AceFlags & CONTAINER_INHERIT_ACE)
        DumpString(SDDL_CONTAINER_INHERIT, -1, pwptr, plen);
    if (piace->Header.AceFlags & NO_PROPAGATE_INHERIT_ACE)
        DumpString(SDDL_NO_PROPAGATE, -1, pwptr, plen);
    if (piace->Header.AceFlags & INHERIT_ONLY_ACE)
        DumpString(SDDL_INHERIT_ONLY, -1, pwptr, plen);
    if (piace->Header.AceFlags & INHERITED_ACE)
        DumpString(SDDL_INHERITED, -1, pwptr, plen);
    if (piace->Header.AceFlags & SUCCESSFUL_ACCESS_ACE_FLAG)
        DumpString(SDDL_AUDIT_SUCCESS, -1, pwptr, plen);
    if (piace->Header.AceFlags & FAILED_ACCESS_ACE_FLAG)
        DumpString(SDDL_AUDIT_FAILURE, -1, pwptr, plen);
    DumpString(&semicolon, 1, pwptr, plen);
    DumpRights(piace->Mask, pwptr, plen);
    DumpString(&semicolon, 1, pwptr, plen);
    /* objects not supported */
    DumpString(&semicolon, 1, pwptr, plen);
    /* objects not supported */
    DumpString(&semicolon, 1, pwptr, plen);
    if (!DumpSid(&piace->SidStart, pwptr, plen))
        return FALSE;
    DumpString(&closebr, 1, pwptr, plen);
    return TRUE;
}

static BOOL DumpAcl(PACL pacl, WCHAR **pwptr, ULONG *plen, BOOL protected, BOOL autoInheritReq, BOOL autoInherited)
{
    WORD count;
    int i;

    if (protected)
        DumpString(SDDL_PROTECTED, -1, pwptr, plen);
    if (autoInheritReq)
        DumpString(SDDL_AUTO_INHERIT_REQ, -1, pwptr, plen);
    if (autoInherited)
        DumpString(SDDL_AUTO_INHERITED, -1, pwptr, plen);

    if (pacl == NULL)
        return TRUE;

    if (!IsValidAcl(pacl))
        return FALSE;

    count = pacl->AceCount;
    for (i = 0; i < count; i++)
    {
        LPVOID ace;
        if (!GetAce(pacl, i, &ace))
            return FALSE;
        if (!DumpAce(ace, pwptr, plen))
            return FALSE;
    }

    return TRUE;
}

static BOOL DumpOwner(PSECURITY_DESCRIPTOR SecurityDescriptor, WCHAR **pwptr, ULONG *plen)
{
    static const WCHAR prefix[] = {'O',':',0};
    BOOL bDefaulted;
    PSID psid;

    if (!GetSecurityDescriptorOwner(SecurityDescriptor, &psid, &bDefaulted))
        return FALSE;

    if (psid == NULL)
        return TRUE;

    DumpString(prefix, -1, pwptr, plen);
    if (!DumpSid(psid, pwptr, plen))
        return FALSE;
    return TRUE;
}

static BOOL DumpGroup(PSECURITY_DESCRIPTOR SecurityDescriptor, WCHAR **pwptr, ULONG *plen)
{
    static const WCHAR prefix[] = {'G',':',0};
    BOOL bDefaulted;
    PSID psid;

    if (!GetSecurityDescriptorGroup(SecurityDescriptor, &psid, &bDefaulted))
        return FALSE;

    if (psid == NULL)
        return TRUE;

    DumpString(prefix, -1, pwptr, plen);
    if (!DumpSid(psid, pwptr, plen))
        return FALSE;
    return TRUE;
}

static BOOL DumpDacl(PSECURITY_DESCRIPTOR SecurityDescriptor, WCHAR **pwptr, ULONG *plen)
{
    static const WCHAR dacl[] = {'D',':',0};
    SECURITY_DESCRIPTOR_CONTROL control;
    BOOL present, defaulted;
    DWORD revision;
    PACL pacl;

    if (!GetSecurityDescriptorDacl(SecurityDescriptor, &present, &pacl, &defaulted))
        return FALSE;

    if (!GetSecurityDescriptorControl(SecurityDescriptor, &control, &revision))
        return FALSE;

    if (!present)
        return TRUE;

    DumpString(dacl, 2, pwptr, plen);
    if (!DumpAcl(pacl, pwptr, plen, control & SE_DACL_PROTECTED, control & SE_DACL_AUTO_INHERIT_REQ, control & SE_DACL_AUTO_INHERITED))
        return FALSE;
    return TRUE;
}

static BOOL DumpSacl(PSECURITY_DESCRIPTOR SecurityDescriptor, WCHAR **pwptr, ULONG *plen)
{
    static const WCHAR sacl[] = {'S',':',0};
    SECURITY_DESCRIPTOR_CONTROL control;
    BOOL present, defaulted;
    DWORD revision;
    PACL pacl;

    if (!GetSecurityDescriptorSacl(SecurityDescriptor, &present, &pacl, &defaulted))
        return FALSE;

    if (!GetSecurityDescriptorControl(SecurityDescriptor, &control, &revision))
        return FALSE;

    if (!present)
        return TRUE;

    DumpString(sacl, 2, pwptr, plen);
    if (!DumpAcl(pacl, pwptr, plen, control & SE_SACL_PROTECTED, control & SE_SACL_AUTO_INHERIT_REQ, control & SE_SACL_AUTO_INHERITED))
        return FALSE;
    return TRUE;
}

/******************************************************************************
 * ConvertSecurityDescriptorToStringSecurityDescriptorA [ADVAPI32.@]
 */
BOOL WINAPI ConvertSecurityDescriptorToStringSecurityDescriptorW(PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD SDRevision, SECURITY_INFORMATION RequestedInformation, LPWSTR *OutputString, PULONG OutputLen)
{
    ULONG len;
    WCHAR *wptr, *wstr;

    if (SDRevision != SDDL_REVISION_1)
    {
        ERR("Pogram requested unknown SDDL revision %d\n", SDRevision);
        SetLastError(ERROR_UNKNOWN_REVISION);
        return FALSE;
    }

    len = 0;
    if (RequestedInformation & OWNER_SECURITY_INFORMATION)
        if (!DumpOwner(SecurityDescriptor, NULL, &len))
            return FALSE;
    if (RequestedInformation & GROUP_SECURITY_INFORMATION)
        if (!DumpGroup(SecurityDescriptor, NULL, &len))
            return FALSE;
    if (RequestedInformation & DACL_SECURITY_INFORMATION)
        if (!DumpDacl(SecurityDescriptor, NULL, &len))
            return FALSE;
    if (RequestedInformation & SACL_SECURITY_INFORMATION)
        if (!DumpSacl(SecurityDescriptor, NULL, &len))
            return FALSE;

    wstr = wptr = LocalAlloc(0, (len + 1)*sizeof(WCHAR));
    if (RequestedInformation & OWNER_SECURITY_INFORMATION)
        if (!DumpOwner(SecurityDescriptor, &wptr, NULL))
            return FALSE;
    if (RequestedInformation & GROUP_SECURITY_INFORMATION)
        if (!DumpGroup(SecurityDescriptor, &wptr, NULL))
            return FALSE;
    if (RequestedInformation & DACL_SECURITY_INFORMATION)
        if (!DumpDacl(SecurityDescriptor, &wptr, NULL))
            return FALSE;
    if (RequestedInformation & SACL_SECURITY_INFORMATION)
        if (!DumpSacl(SecurityDescriptor, &wptr, NULL))
            return FALSE;
    *wptr = 0;

    TRACE("ret: %s, %d\n", wine_dbgstr_w(wstr), len);
    *OutputString = wstr;
    if (OutputLen)
        *OutputLen = strlenW(*OutputString)+1;
    return TRUE;
}

/******************************************************************************
 * ConvertSecurityDescriptorToStringSecurityDescriptorA [ADVAPI32.@]
 */
BOOL WINAPI ConvertSecurityDescriptorToStringSecurityDescriptorA(PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD SDRevision, SECURITY_INFORMATION Information, LPSTR *OutputString, PULONG OutputLen)
{
    LPWSTR wstr;
    ULONG len;
    if (ConvertSecurityDescriptorToStringSecurityDescriptorW(SecurityDescriptor, SDRevision, Information, &wstr, &len))
    {
        int lenA;

        lenA = WideCharToMultiByte(CP_ACP, 0, wstr, len, NULL, 0, NULL, NULL);
        *OutputString = HeapAlloc(GetProcessHeap(), 0, lenA);
        WideCharToMultiByte(CP_ACP, 0, wstr, len, *OutputString, lenA, NULL, NULL);
        LocalFree(wstr);

        if (OutputLen != NULL)
            *OutputLen = lenA;
        return TRUE;
    }
    else
    {
        *OutputString = NULL;
        if (OutputLen)
            *OutputLen = 0;
        return FALSE;
    }
}

/******************************************************************************
 * ConvertStringSidToSidW [ADVAPI32.@]
 */
BOOL WINAPI ConvertStringSidToSidW(LPCWSTR StringSid, PSID* Sid)
{
    BOOL bret = FALSE;
    DWORD cBytes;

    TRACE("%s, %p\n", debugstr_w(StringSid), Sid);
    if (GetVersion() & 0x80000000)
        SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
    else if (!StringSid || !Sid)
        SetLastError(ERROR_INVALID_PARAMETER);
    else if (ParseStringSidToSid(StringSid, NULL, &cBytes))
    {
        PSID pSid = *Sid = LocalAlloc(0, cBytes);

        bret = ParseStringSidToSid(StringSid, pSid, &cBytes);
        if (!bret)
            LocalFree(*Sid); 
    }
    return bret;
}

/******************************************************************************
 * ConvertStringSidToSidA [ADVAPI32.@]
 */
BOOL WINAPI ConvertStringSidToSidA(LPCSTR StringSid, PSID* Sid)
{
    BOOL bret = FALSE;

    TRACE("%s, %p\n", debugstr_a(StringSid), Sid);
    if (GetVersion() & 0x80000000)
        SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
    else if (!StringSid || !Sid)
        SetLastError(ERROR_INVALID_PARAMETER);
    else
    {
        UINT len = MultiByteToWideChar(CP_ACP, 0, StringSid, -1, NULL, 0);
        LPWSTR wStringSid = HeapAlloc(GetProcessHeap(), 0,
         len * sizeof(WCHAR));

        MultiByteToWideChar(CP_ACP, 0, StringSid, -1, wStringSid, len);
        bret = ConvertStringSidToSidW(wStringSid, Sid);
        HeapFree(GetProcessHeap(), 0, wStringSid);
    }
    return bret;
}

/******************************************************************************
 * ConvertSidToStringSidW [ADVAPI32.@]
 *
 *  format of SID string is:
 *    S-<count>-<auth>-<subauth1>-<subauth2>-<subauth3>...
 *  where
 *    <rev> is the revision of the SID encoded as decimal
 *    <auth> is the identifier authority encoded as hex
 *    <subauthN> is the subauthority id encoded as decimal
 */
BOOL WINAPI ConvertSidToStringSidW( PSID pSid, LPWSTR *pstr )
{
    DWORD len = 0;
    LPWSTR wstr, wptr;

    TRACE("%p %p\n", pSid, pstr );

    len = 0;
    if (!DumpSidNumeric(pSid, NULL, &len))
        return FALSE;
    wstr = wptr = LocalAlloc(0, (len+1) * sizeof(WCHAR));
    DumpSidNumeric(pSid, &wptr, NULL);
    *wptr = 0;

    *pstr = wstr;
    return TRUE;
}

/******************************************************************************
 * ConvertSidToStringSidA [ADVAPI32.@]
 */
BOOL WINAPI ConvertSidToStringSidA(PSID pSid, LPSTR *pstr)
{
    LPWSTR wstr = NULL;
    LPSTR str;
    UINT len;

    TRACE("%p %p\n", pSid, pstr );

    if( !ConvertSidToStringSidW( pSid, &wstr ) )
        return FALSE;

    len = WideCharToMultiByte( CP_ACP, 0, wstr, -1, NULL, 0, NULL, NULL );
    str = LocalAlloc( 0, len );
    WideCharToMultiByte( CP_ACP, 0, wstr, -1, str, len, NULL, NULL );
    LocalFree( wstr );

    *pstr = str;

    return TRUE;
}

BOOL WINAPI ConvertToAutoInheritPrivateObjectSecurity(
        PSECURITY_DESCRIPTOR pdesc,
        PSECURITY_DESCRIPTOR cdesc,
        PSECURITY_DESCRIPTOR* ndesc,
        GUID* objtype,
        BOOL isdir,
        PGENERIC_MAPPING genmap )
{
    FIXME("%p %p %p %p %d %p - stub\n", pdesc, cdesc, ndesc, objtype, isdir, genmap);

    return FALSE;
}

BOOL WINAPI CreatePrivateObjectSecurity(
        PSECURITY_DESCRIPTOR ParentDescriptor,
        PSECURITY_DESCRIPTOR CreatorDescriptor,
        PSECURITY_DESCRIPTOR* NewDescriptor,
        BOOL IsDirectoryObject,
        HANDLE Token,
        PGENERIC_MAPPING GenericMapping )
{
    FIXME("%p %p %p %d %p %p - stub\n", ParentDescriptor, CreatorDescriptor,
          NewDescriptor, IsDirectoryObject, Token, GenericMapping);

    return FALSE;
}

BOOL WINAPI DestroyPrivateObjectSecurity( PSECURITY_DESCRIPTOR* ObjectDescriptor )
{
    FIXME("%p - stub\n", ObjectDescriptor);

    return TRUE;
}

BOOL WINAPI CreateProcessAsUserA(
        HANDLE hToken,
        LPCSTR lpApplicationName,
        LPSTR lpCommandLine,
        LPSECURITY_ATTRIBUTES lpProcessAttributes,
        LPSECURITY_ATTRIBUTES lpThreadAttributes,
        BOOL bInheritHandles,
        DWORD dwCreationFlags,
        LPVOID lpEnvironment,
        LPCSTR lpCurrentDirectory,
        LPSTARTUPINFOA lpStartupInfo,
        LPPROCESS_INFORMATION lpProcessInformation )
{
    FIXME("%p %s %s %p %p %d 0x%08x %p %s %p %p - stub\n", hToken, debugstr_a(lpApplicationName),
          debugstr_a(lpCommandLine), lpProcessAttributes, lpThreadAttributes, bInheritHandles,
          dwCreationFlags, lpEnvironment, debugstr_a(lpCurrentDirectory), lpStartupInfo, lpProcessInformation);

    return FALSE;
}

BOOL WINAPI CreateProcessAsUserW(
        HANDLE hToken,
        LPCWSTR lpApplicationName,
        LPWSTR lpCommandLine,
        LPSECURITY_ATTRIBUTES lpProcessAttributes,
        LPSECURITY_ATTRIBUTES lpThreadAttributes,
        BOOL bInheritHandles,
        DWORD dwCreationFlags,
        LPVOID lpEnvironment,
        LPCWSTR lpCurrentDirectory,
        LPSTARTUPINFOW lpStartupInfo,
        LPPROCESS_INFORMATION lpProcessInformation )
{
    FIXME("%p %s %s %p %p %d 0x%08x %p %s %p %p - semi- stub\n", hToken, 
          debugstr_w(lpApplicationName), debugstr_w(lpCommandLine), lpProcessAttributes,
          lpThreadAttributes, bInheritHandles, dwCreationFlags, lpEnvironment, 
          debugstr_w(lpCurrentDirectory), lpStartupInfo, lpProcessInformation);

    /* We should create the process with a suspended main thread */
    if (!CreateProcessW (lpApplicationName,
                         lpCommandLine,
                         lpProcessAttributes,
                         lpThreadAttributes,
                         bInheritHandles,
                         dwCreationFlags, /* CREATE_SUSPENDED */
                         lpEnvironment,
                         lpCurrentDirectory,
                         lpStartupInfo,
                         lpProcessInformation))
    {
      return FALSE;
    }

    return TRUE;
}

/******************************************************************************
 * CreateProcessWithLogonW
 */
BOOL WINAPI CreateProcessWithLogonW( LPCWSTR lpUsername, LPCWSTR lpDomain, LPCWSTR lpPassword, DWORD dwLogonFlags,
    LPCWSTR lpApplicationName, LPWSTR lpCommandLine, DWORD dwCreationFlags, LPVOID lpEnvironment,
    LPCWSTR lpCurrentDirectory, LPSTARTUPINFOW lpStartupInfo, LPPROCESS_INFORMATION lpProcessInformation )
{
    FIXME("%s %s %s 0x%08x %s %s 0x%08x %p %s %p %p stub\n", debugstr_w(lpUsername), debugstr_w(lpDomain),
    debugstr_w(lpPassword), dwLogonFlags, debugstr_w(lpApplicationName),
    debugstr_w(lpCommandLine), dwCreationFlags, lpEnvironment, debugstr_w(lpCurrentDirectory),
    lpStartupInfo, lpProcessInformation);

    return FALSE;
}

/******************************************************************************
 * DuplicateTokenEx [ADVAPI32.@]
 */
BOOL WINAPI DuplicateTokenEx(
        HANDLE ExistingTokenHandle, DWORD dwDesiredAccess,
        LPSECURITY_ATTRIBUTES lpTokenAttributes,
        SECURITY_IMPERSONATION_LEVEL ImpersonationLevel,
        TOKEN_TYPE TokenType,
        PHANDLE DuplicateTokenHandle )
{
    OBJECT_ATTRIBUTES ObjectAttributes;

    TRACE("%p 0x%08x 0x%08x 0x%08x %p\n", ExistingTokenHandle, dwDesiredAccess,
          ImpersonationLevel, TokenType, DuplicateTokenHandle);

    InitializeObjectAttributes(
        &ObjectAttributes,
        NULL,
        (lpTokenAttributes && lpTokenAttributes->bInheritHandle) ? OBJ_INHERIT : 0,
        NULL,
        lpTokenAttributes ? lpTokenAttributes->lpSecurityDescriptor : NULL );

    return set_ntstatus( NtDuplicateToken( ExistingTokenHandle,
                                           dwDesiredAccess,
                                           &ObjectAttributes,
                                           ImpersonationLevel,
                                           TokenType,
                                           DuplicateTokenHandle ) );
}

BOOL WINAPI DuplicateToken(
        HANDLE ExistingTokenHandle,
        SECURITY_IMPERSONATION_LEVEL ImpersonationLevel,
        PHANDLE DuplicateTokenHandle )
{
    return DuplicateTokenEx( ExistingTokenHandle, TOKEN_IMPERSONATE | TOKEN_QUERY,
                             NULL, ImpersonationLevel, TokenImpersonation,
                             DuplicateTokenHandle );
}

/******************************************************************************
 * ComputeStringSidSize
 */
static DWORD ComputeStringSidSize(LPCWSTR StringSid)
{
    if (StringSid[0] == 'S' && StringSid[1] == '-') /* S-R-I(-S)+ */
    {
        int ctok = 0;
        while (*StringSid)
        {
            if (*StringSid == '-')
                ctok++;
            StringSid++;
        }

        if (ctok >= 3)
            return GetSidLengthRequired(ctok - 2);
    }
    else /* String constant format  - Only available in winxp and above */
    {
        unsigned int i;

        for (i = 0; i < sizeof(WellKnownSids)/sizeof(WellKnownSids[0]); i++)
            if (!strncmpW(WellKnownSids[i].wstr, StringSid, 2))
                return GetSidLengthRequired(WellKnownSids[i].Sid.SubAuthorityCount);
    }

    return GetSidLengthRequired(0);
}

/******************************************************************************
 * ParseStringSidToSid
 */
static BOOL ParseStringSidToSid(LPCWSTR StringSid, PSID pSid, LPDWORD cBytes)
{
    BOOL bret = FALSE;
    SID* pisid=pSid;

    TRACE("%s, %p, %p\n", debugstr_w(StringSid), pSid, cBytes);
    if (!StringSid)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        TRACE("StringSid is NULL, returning FALSE\n");
        return FALSE;
    }

    while (*StringSid == ' ')
        StringSid++;

    *cBytes = ComputeStringSidSize(StringSid);
    if (!pisid) /* Simply compute the size */
    {
        TRACE("only size requested, returning TRUE\n");
        return TRUE;
    }

    if (StringSid[0] == 'S' && StringSid[1] == '-') /* S-R-I-S-S */
    {
        DWORD i = 0, identAuth;
        DWORD csubauth = ((*cBytes - GetSidLengthRequired(0)) / sizeof(DWORD));

        StringSid += 2; /* Advance to Revision */
        pisid->Revision = atoiW(StringSid);

        if (pisid->Revision != SDDL_REVISION)
        {
            TRACE("Revision %d is unknown\n", pisid->Revision);
            goto lend; /* ERROR_INVALID_SID */
        }
        if (csubauth == 0)
        {
            TRACE("SubAuthorityCount is 0\n");
            goto lend; /* ERROR_INVALID_SID */
        }

        pisid->SubAuthorityCount = csubauth;

        /* Advance to identifier authority */
        while (*StringSid && *StringSid != '-')
            StringSid++;
        if (*StringSid == '-')
            StringSid++;

        /* MS' implementation can't handle values greater than 2^32 - 1, so
         * we don't either; assume most significant bytes are always 0
         */
        pisid->IdentifierAuthority.Value[0] = 0;
        pisid->IdentifierAuthority.Value[1] = 0;
        identAuth = atoiW(StringSid);
        pisid->IdentifierAuthority.Value[5] = identAuth & 0xff;
        pisid->IdentifierAuthority.Value[4] = (identAuth & 0xff00) >> 8;
        pisid->IdentifierAuthority.Value[3] = (identAuth & 0xff0000) >> 16;
        pisid->IdentifierAuthority.Value[2] = (identAuth & 0xff000000) >> 24;

        /* Advance to first sub authority */
        while (*StringSid && *StringSid != '-')
            StringSid++;
        if (*StringSid == '-')
            StringSid++;

        while (*StringSid)
        {
            pisid->SubAuthority[i++] = atoiW(StringSid);

            while (*StringSid && *StringSid != '-')
                StringSid++;
            if (*StringSid == '-')
                StringSid++;
        }

        if (i != pisid->SubAuthorityCount)
            goto lend; /* ERROR_INVALID_SID */

        bret = TRUE;
    }
    else /* String constant format  - Only available in winxp and above */
    {
        unsigned int i;
        pisid->Revision = SDDL_REVISION;

        for (i = 0; i < sizeof(WellKnownSids)/sizeof(WellKnownSids[0]); i++)
            if (!strncmpW(WellKnownSids[i].wstr, StringSid, 2))
            {
                DWORD j;
                pisid->SubAuthorityCount = WellKnownSids[i].Sid.SubAuthorityCount;
                pisid->IdentifierAuthority = WellKnownSids[i].Sid.IdentifierAuthority;
                for (j = 0; j < WellKnownSids[i].Sid.SubAuthorityCount; j++)
                    pisid->SubAuthority[j] = WellKnownSids[i].Sid.SubAuthority[j];
                bret = TRUE;
            }

        if (!bret)
            FIXME("String constant not supported: %s\n", debugstr_wn(StringSid, 2));
    }

lend:
    if (!bret)
        SetLastError(ERROR_INVALID_SID);

    TRACE("returning %s\n", bret ? "TRUE" : "FALSE");
    return bret;
}

/******************************************************************************
 * GetNamedSecurityInfoA [ADVAPI32.@]
 */
DWORD WINAPI GetNamedSecurityInfoA(LPSTR pObjectName,
        SE_OBJECT_TYPE ObjectType, SECURITY_INFORMATION SecurityInfo,
        PSID* ppsidOwner, PSID* ppsidGroup, PACL* ppDacl, PACL* ppSacl,
        PSECURITY_DESCRIPTOR* ppSecurityDescriptor)
{
    DWORD len;
    LPWSTR wstr = NULL;
    DWORD r;

    TRACE("%s %d %d %p %p %p %p %p\n", pObjectName, ObjectType, SecurityInfo,
        ppsidOwner, ppsidGroup, ppDacl, ppSacl, ppSecurityDescriptor);

    if( pObjectName )
    {
        len = MultiByteToWideChar( CP_ACP, 0, pObjectName, -1, NULL, 0 );
        wstr = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR));
        MultiByteToWideChar( CP_ACP, 0, pObjectName, -1, wstr, len );
    }

    r = GetNamedSecurityInfoW( wstr, ObjectType, SecurityInfo, ppsidOwner,
                           ppsidGroup, ppDacl, ppSacl, ppSecurityDescriptor );

    HeapFree( GetProcessHeap(), 0, wstr );

    return r;
}

/******************************************************************************
 * GetNamedSecurityInfoW [ADVAPI32.@]
 */
DWORD WINAPI GetNamedSecurityInfoW( LPWSTR name, SE_OBJECT_TYPE type,
    SECURITY_INFORMATION info, PSID* owner, PSID* group, PACL* dacl,
    PACL* sacl, PSECURITY_DESCRIPTOR* descriptor )
{
    DWORD needed, offset;
    SECURITY_DESCRIPTOR_RELATIVE *relative;
    BYTE *buffer;

    TRACE( "%s %d %d %p %p %p %p %p\n", debugstr_w(name), type, info, owner,
           group, dacl, sacl, descriptor );

    if (!name || !descriptor) return ERROR_INVALID_PARAMETER;

    needed = sizeof(SECURITY_DESCRIPTOR_RELATIVE);
    if (info & OWNER_SECURITY_INFORMATION)
        needed += sizeof(sidWorld);
    if (info & GROUP_SECURITY_INFORMATION)
        needed += sizeof(sidWorld);
    if (info & DACL_SECURITY_INFORMATION)
        needed += WINE_SIZE_OF_WORLD_ACCESS_ACL;
    if (info & SACL_SECURITY_INFORMATION)
        needed += WINE_SIZE_OF_WORLD_ACCESS_ACL;

    /* must be freed by caller */
    *descriptor = HeapAlloc( GetProcessHeap(), 0, needed );
    if (!*descriptor) return ERROR_NOT_ENOUGH_MEMORY;

    if (!InitializeSecurityDescriptor( *descriptor, SECURITY_DESCRIPTOR_REVISION ))
    {
        HeapFree( GetProcessHeap(), 0, *descriptor );
        return ERROR_INVALID_SECURITY_DESCR;
    }

    relative = *descriptor;
    relative->Control |= SE_SELF_RELATIVE;
    buffer = (BYTE *)relative;
    offset = sizeof(SECURITY_DESCRIPTOR_RELATIVE);

    if (info & OWNER_SECURITY_INFORMATION)
    {
        memcpy( buffer + offset, &sidWorld, sizeof(sidWorld) );
        relative->Owner = offset;
        if (owner)
            *owner = buffer + offset;
        offset += sizeof(sidWorld);
    }
    if (info & GROUP_SECURITY_INFORMATION)
    {
        memcpy( buffer + offset, &sidWorld, sizeof(sidWorld) );
        relative->Group = offset;
        if (group)
            *group = buffer + offset;
        offset += sizeof(sidWorld);
    }
    if (info & DACL_SECURITY_INFORMATION)
    {
        relative->Control |= SE_DACL_PRESENT;
        GetWorldAccessACL( (PACL)(buffer + offset) );
        relative->Dacl = offset;
        if (dacl)
            *dacl = (PACL)(buffer + offset);
        offset += WINE_SIZE_OF_WORLD_ACCESS_ACL;
    }
    if (info & SACL_SECURITY_INFORMATION)
    {
        relative->Control |= SE_SACL_PRESENT;
        GetWorldAccessACL( (PACL)(buffer + offset) );
        relative->Sacl = offset;
        if (sacl)
            *sacl = (PACL)(buffer + offset);
    }
    return ERROR_SUCCESS;
}

/******************************************************************************
 * DecryptFileW [ADVAPI32.@]
 */
BOOL WINAPI DecryptFileW(LPCWSTR lpFileName, DWORD dwReserved)
{
    FIXME("%s %08x\n", debugstr_w(lpFileName), dwReserved);
    return TRUE;
}

/******************************************************************************
 * DecryptFileA [ADVAPI32.@]
 */
BOOL WINAPI DecryptFileA(LPCSTR lpFileName, DWORD dwReserved)
{
    FIXME("%s %08x\n", debugstr_a(lpFileName), dwReserved);
    return TRUE;
}

/******************************************************************************
 * EncryptFileW [ADVAPI32.@]
 */
BOOL WINAPI EncryptFileW(LPCWSTR lpFileName)
{
    FIXME("%s\n", debugstr_w(lpFileName));
    return TRUE;
}

/******************************************************************************
 * EncryptFileA [ADVAPI32.@]
 */
BOOL WINAPI EncryptFileA(LPCSTR lpFileName)
{
    FIXME("%s\n", debugstr_a(lpFileName));
    return TRUE;
}

/******************************************************************************
 * FileEncryptionStatusW [ADVAPI32.@]
 */
BOOL WINAPI FileEncryptionStatusW(LPCWSTR lpFileName, LPDWORD lpStatus)
{
    FIXME("(%s %p): stub\n", debugstr_w(lpFileName), lpStatus);
    if (!lpStatus)
        return FALSE;
    *lpStatus = FILE_SYSTEM_NOT_SUPPORT;
    return TRUE;
}

/******************************************************************************
 * FileEncryptionStatusA [ADVAPI32.@]
 */
BOOL WINAPI FileEncryptionStatusA(LPCSTR lpFileName, LPDWORD lpStatus)
{
    FIXME("(%s %p): stub\n", debugstr_a(lpFileName), lpStatus);
    if (!lpStatus)
        return FALSE;
    *lpStatus = FILE_SYSTEM_NOT_SUPPORT;
    return TRUE;
}

/******************************************************************************
 * SetSecurityInfo [ADVAPI32.@]
 */
DWORD WINAPI SetSecurityInfo(HANDLE handle, SE_OBJECT_TYPE ObjectType, 
                      SECURITY_INFORMATION SecurityInfo, PSID psidOwner,
                      PSID psidGroup, PACL pDacl, PACL pSacl) {
    FIXME("stub\n");
    return ERROR_SUCCESS;
}

/******************************************************************************
 * SaferCreateLevel   [ADVAPI32.@]
 */
BOOL WINAPI SaferCreateLevel(DWORD ScopeId, DWORD LevelId, DWORD OpenFlags,
                             SAFER_LEVEL_HANDLE* LevelHandle, LPVOID lpReserved)
{
    FIXME("(%u, %x, %u, %p, %p) stub\n", ScopeId, LevelId, OpenFlags, LevelHandle, lpReserved);
    return FALSE;
}

DWORD WINAPI TreeResetNamedSecurityInfoW( LPWSTR pObjectName,
                SE_OBJECT_TYPE ObjectType, SECURITY_INFORMATION SecurityInfo,
                PSID pOwner, PSID pGroup, PACL pDacl, PACL pSacl,
                BOOL KeepExplicit, FN_PROGRESS fnProgress,
                PROG_INVOKE_SETTING ProgressInvokeSetting, PVOID Args)
{
    FIXME("(%s, %i, %i, %p, %p, %p, %p, %i, %p, %i, %p  Stub\n",
        debugstr_w(pObjectName), ObjectType, SecurityInfo, pOwner, pGroup,
        pDacl, pSacl, KeepExplicit, fnProgress, ProgressInvokeSetting, Args);

    return ERROR_SUCCESS;
}

/******************************************************************************
 * SaferGetPolicyInformation   [ADVAPI32.@]
 */
BOOL WINAPI SaferGetPolicyInformation(DWORD scope, SAFER_POLICY_INFO_CLASS class, DWORD size,
                                      PVOID buffer, PDWORD required, LPVOID lpReserved)
{
    FIXME("(%u %u %u %p %p %p) stub\n", scope, class, size, buffer, required, lpReserved);
    return FALSE;
}