windows-nt/Source/XPSP1/NT/base/wdmlib/wdmsec/se/sepsddl.h

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
SepSddl.h
Abstract:
This header contains private information for processing SDDL strings
in kernel mode. This file is meant to be included only by sesddl.c.
Author:
Adrian J. Oney - April 21, 2002
Revision History:
--*/
//
// Define the location of our various SIDs
//
#ifndef _KERNELIMPLEMENTATION_
#define DEFINE_SDDL_ENTRY(Sid, Ver, Sddl, SddlLen) \
{ FIELD_OFFSET(SE_EXPORTS, Sid), Ver, Sddl, SddlLen }
#else
extern PSID SeServiceSid;
extern PSID SeLocalServiceSid;
extern PSID SeNetworkServiceSid;
#define DEFINE_SDDL_ENTRY(Sid, Ver, Sddl, SddlLen) \
{ &##Sid, Sddl, SddlLen }
#endif
//
// Local macros
//
#define SDDL_LEN_TAG( tagdef ) ( sizeof( tagdef ) / sizeof( WCHAR ) - 1 )
// 64K-1
#define SDDL_MAX_ACL_SIZE 0xFFFF
//
// This structure is used to do some lookups for mapping ACES
//
typedef enum {
WIN2K_OR_LATER,
WINXP_OR_LATER
} OS_SID_VER;
typedef struct _STRSD_KEY_LOOKUP {
PWSTR Key;
ULONG KeyLen;
ULONG Value;
} STRSD_KEY_LOOKUP, *PSTRSD_KEY_LOOKUP;
//
// This structure is used to map account monikers to sids
//
typedef struct _STRSD_SID_LOOKUP {
#ifndef _KERNELIMPLEMENTATION_
ULONG_PTR ExportSidFieldOffset;
OS_SID_VER OsVer;
#else
PSID *Sid;
#endif
WCHAR Key[SDDL_ALIAS_SIZE+2];
ULONG KeyLen;
} STRSD_SID_LOOKUP, *PSTRSD_SID_LOOKUP;
//
// Functions private to sddl.c
//
NTSTATUS
SepSddlSecurityDescriptorFromSDDLString(
IN LPCWSTR SecurityDescriptorString,
IN LOGICAL SuppliedByDefaultMechanism,
OUT PSECURITY_DESCRIPTOR *SecurityDescriptor
);
NTSTATUS
SepSddlDaclFromSDDLString(
IN LPCWSTR StringSecurityDescriptor,
IN LOGICAL SuppliedByDefaultMechanism,
OUT ULONG *SecurityDescriptorControlFlags,
OUT PACL *DiscretionaryAcl
);
NTSTATUS
SepSddlGetSidForString(
IN PWSTR String,
OUT PSID *SID,
OUT PWSTR *End
);
LOGICAL
SepSddlLookupAccessMaskInTable(
IN PWSTR String,
OUT ULONG *AccessMask,
OUT PWSTR *End
);
NTSTATUS
SepSddlGetAclForString(
IN PWSTR AclString,
OUT PACL *Acl,
OUT PWSTR *End
);
NTSTATUS
SepSddlAddAceToAcl(
IN OUT PACL *Acl,
IN OUT ULONG *TrueAclSize,
IN ULONG AceType,
IN ULONG AceFlags,
IN ULONG AccessMask,
IN ULONG RemainingAces,
IN PSID SidPtr
);
#ifndef _KERNELIMPLEMENTATION_
LOGICAL
SepSddlParseWideStringUlong(
IN LPCWSTR Buffer,
OUT LPCWSTR *FinalPosition,
OUT ULONG *Value
);
#endif // _KERNELIMPLEMENTATION_