500 lines
13 KiB
C
500 lines
13 KiB
C
/*
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* Security functions
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*
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* Copyright 1996-1998 Marcus Meissner
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <ctype.h>
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#include <math.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "wine/winestring.h"
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#include "file.h"
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#include "heap.h"
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#include "winnls.h"
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#include "debugstr.h"
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#include "debug.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "stackframe.h"
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#include "ntddk.h"
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#include "winreg.h"
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/*
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* SID FUNCTIONS
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*/
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/******************************************************************************
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* RtlAllocateAndInitializeSid [NTDLL.265]
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*
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*/
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BOOLEAN WINAPI RtlAllocateAndInitializeSid (PSID_IDENTIFIER_AUTHORITY pIdentifierAuthority,
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DWORD nSubAuthorityCount,DWORD x3,DWORD x4,DWORD x5,DWORD x6,DWORD x7,DWORD x8,DWORD x9,DWORD x10, PSID pSid)
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{
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FIXME(ntdll,"(%p,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,%p),stub!\n",
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pIdentifierAuthority,nSubAuthorityCount,x3,x4,x5,x6,x7,x8,x9,x10,pSid);
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return 0;
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}
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/******************************************************************************
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* RtlEqualSid [NTDLL.352]
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*
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*/
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DWORD WINAPI RtlEqualSid(DWORD x1,DWORD x2)
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{
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FIXME(ntdll,"(0x%08lx,0x%08lx),stub!\n", x1,x2);
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return TRUE;
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}
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/******************************************************************************
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* RtlFreeSid [NTDLL.376]
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*/
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DWORD WINAPI RtlFreeSid(DWORD x1)
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{
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FIXME(ntdll,"(0x%08lx),stub!\n", x1);
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return TRUE;
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}
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/**************************************************************************
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* RtlLengthRequiredSid [NTDLL.427]
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*/
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DWORD WINAPI RtlLengthRequiredSid(DWORD nrofsubauths)
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{
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return sizeof(DWORD)*nrofsubauths+sizeof(SID);
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}
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/**************************************************************************
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* RtlLengthSid [NTDLL.429]
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*/
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DWORD WINAPI RtlLengthSid(PSID sid)
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{
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TRACE(ntdll,"sid=%p\n",sid);
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if (!sid)
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return FALSE;
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return sizeof(DWORD)*sid->SubAuthorityCount+sizeof(SID);
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}
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/**************************************************************************
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* RtlInitializeSid [NTDLL.410]
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*/
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DWORD WINAPI RtlInitializeSid(PSID PSID,PSID_IDENTIFIER_AUTHORITY PSIDauth,
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DWORD c)
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{
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BYTE a = c&0xff;
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if (a>=SID_MAX_SUB_AUTHORITIES)
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return a;
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PSID->SubAuthorityCount = a;
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PSID->Revision = SID_REVISION;
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memcpy(&(PSID->IdentifierAuthority),PSIDauth,sizeof(SID_IDENTIFIER_AUTHORITY));
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlSubAuthoritySid [NTDLL.497]
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*/
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LPDWORD WINAPI RtlSubAuthoritySid(PSID PSID,DWORD nr)
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{
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return &(PSID->SubAuthority[nr]);
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}
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/**************************************************************************
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* RtlSubAuthorityCountSid [NTDLL.496]
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*/
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LPBYTE WINAPI RtlSubAuthorityCountSid(PSID PSID)
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{
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return ((LPBYTE)PSID)+1;
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}
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/**************************************************************************
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* RtlCopySid [NTDLL.302]
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*/
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DWORD WINAPI RtlCopySid(DWORD len,PSID to,PSID from)
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{ if (!from)
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return 0;
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if (len<(from->SubAuthorityCount*4+8))
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return STATUS_BUFFER_TOO_SMALL;
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memmove(to,from,from->SubAuthorityCount*4+8);
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return STATUS_SUCCESS;
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}
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/*
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* security descriptor functions
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*/
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/**************************************************************************
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* RtlCreateSecurityDescriptor [NTDLL.313]
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*
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* RETURNS:
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* 0 success,
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* STATUS_INVALID_OWNER, STATUS_PRIVILEGE_NOT_HELD, STATUS_NO_INHERITANCE,
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* STATUS_NO_MEMORY
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*/
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NTSTATUS WINAPI RtlCreateSecurityDescriptor(
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PSECURITY_DESCRIPTOR lpsd,
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DWORD rev)
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{
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if (rev!=SECURITY_DESCRIPTOR_REVISION)
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return STATUS_UNKNOWN_REVISION;
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memset(lpsd,'\0',sizeof(*lpsd));
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lpsd->Revision = SECURITY_DESCRIPTOR_REVISION;
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlValidSecurityDescriptor [NTDLL.313]
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*
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*/
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NTSTATUS WINAPI RtlValidSecurityDescriptor(
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PSECURITY_DESCRIPTOR SecurityDescriptor)
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{
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if ( ! SecurityDescriptor )
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return STATUS_INVALID_SECURITY_DESCR;
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if ( SecurityDescriptor->Revision != SECURITY_DESCRIPTOR_REVISION )
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return STATUS_UNKNOWN_REVISION;
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlLengthSecurityDescriptor [NTDLL]
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*/
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ULONG WINAPI RtlLengthSecurityDescriptor(
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PSECURITY_DESCRIPTOR SecurityDescriptor)
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{
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ULONG Size;
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Size = SECURITY_DESCRIPTOR_MIN_LENGTH;
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if ( SecurityDescriptor == NULL )
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return 0;
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if ( SecurityDescriptor->Owner != NULL )
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Size += SecurityDescriptor->Owner->SubAuthorityCount;
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if ( SecurityDescriptor->Group != NULL )
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Size += SecurityDescriptor->Group->SubAuthorityCount;
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if ( SecurityDescriptor->Sacl != NULL )
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Size += SecurityDescriptor->Sacl->AclSize;
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if ( SecurityDescriptor->Dacl != NULL )
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Size += SecurityDescriptor->Dacl->AclSize;
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return Size;
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}
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/******************************************************************************
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* RtlGetDaclSecurityDescriptor [NTDLL]
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*
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*/
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NTSTATUS WINAPI RtlGetDaclSecurityDescriptor(
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IN PSECURITY_DESCRIPTOR pSecurityDescriptor,
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OUT PBOOLEAN lpbDaclPresent,
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OUT PACL *pDacl,
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OUT PBOOLEAN lpbDaclDefaulted)
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{
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TRACE(ntdll,"(%p,%p,%p,%p)\n",
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pSecurityDescriptor, lpbDaclPresent, *pDacl, lpbDaclDefaulted);
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if (pSecurityDescriptor->Revision != SECURITY_DESCRIPTOR_REVISION)
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return STATUS_UNKNOWN_REVISION ;
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if ( (*lpbDaclPresent = (SE_DACL_PRESENT & pSecurityDescriptor->Control) ? 1 : 0) )
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{
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if ( SE_SELF_RELATIVE & pSecurityDescriptor->Control)
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{ *pDacl = (PACL) ((LPBYTE)pSecurityDescriptor + (DWORD)pSecurityDescriptor->Dacl);
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}
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else
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{ *pDacl = pSecurityDescriptor->Dacl;
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}
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}
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*lpbDaclDefaulted = (( SE_DACL_DEFAULTED & pSecurityDescriptor->Control ) ? 1 : 0);
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlSetDaclSecurityDescriptor [NTDLL.483]
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*/
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NTSTATUS WINAPI RtlSetDaclSecurityDescriptor (
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PSECURITY_DESCRIPTOR lpsd,
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BOOLEAN daclpresent,
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PACL dacl,
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BOOLEAN dacldefaulted )
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{
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if (lpsd->Revision!=SECURITY_DESCRIPTOR_REVISION)
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return STATUS_UNKNOWN_REVISION;
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if (lpsd->Control & SE_SELF_RELATIVE)
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return STATUS_INVALID_SECURITY_DESCR;
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if (!daclpresent)
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{ lpsd->Control &= ~SE_DACL_PRESENT;
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return TRUE;
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}
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lpsd->Control |= SE_DACL_PRESENT;
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lpsd->Dacl = dacl;
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if (dacldefaulted)
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lpsd->Control |= SE_DACL_DEFAULTED;
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else
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lpsd->Control &= ~SE_DACL_DEFAULTED;
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return STATUS_SUCCESS;
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}
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/******************************************************************************
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* RtlGetSaclSecurityDescriptor [NTDLL]
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*
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*/
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NTSTATUS WINAPI RtlGetSaclSecurityDescriptor(
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IN PSECURITY_DESCRIPTOR pSecurityDescriptor,
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OUT PBOOLEAN lpbSaclPresent,
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OUT PACL *pSacl,
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OUT PBOOLEAN lpbSaclDefaulted)
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{
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TRACE(ntdll,"(%p,%p,%p,%p)\n",
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pSecurityDescriptor, lpbSaclPresent, *pSacl, lpbSaclDefaulted);
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if (pSecurityDescriptor->Revision != SECURITY_DESCRIPTOR_REVISION)
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return STATUS_UNKNOWN_REVISION ;
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if ( (*lpbSaclPresent = (SE_SACL_PRESENT & pSecurityDescriptor->Control) ? 1 : 0) )
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{
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if ( SE_SELF_RELATIVE & pSecurityDescriptor->Control)
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{ *pSacl = (PACL) ((LPBYTE)pSecurityDescriptor + (DWORD)pSecurityDescriptor->Sacl);
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}
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else
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{ *pSacl = pSecurityDescriptor->Sacl;
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}
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}
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*lpbSaclDefaulted = (( SE_SACL_DEFAULTED & pSecurityDescriptor->Control ) ? 1 : 0);
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlSetSaclSecurityDescriptor [NTDLL.488]
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*/
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NTSTATUS WINAPI RtlSetSaclSecurityDescriptor (
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PSECURITY_DESCRIPTOR lpsd,
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BOOLEAN saclpresent,
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PACL sacl,
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BOOLEAN sacldefaulted)
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{
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if (lpsd->Revision!=SECURITY_DESCRIPTOR_REVISION)
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return STATUS_UNKNOWN_REVISION;
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if (lpsd->Control & SE_SELF_RELATIVE)
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return STATUS_INVALID_SECURITY_DESCR;
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if (!saclpresent) {
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lpsd->Control &= ~SE_SACL_PRESENT;
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return 0;
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}
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lpsd->Control |= SE_SACL_PRESENT;
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lpsd->Sacl = sacl;
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if (sacldefaulted)
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lpsd->Control |= SE_SACL_DEFAULTED;
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else
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lpsd->Control &= ~SE_SACL_DEFAULTED;
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlGetOwnerSecurityDescriptor [NTDLL.488]
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*/
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NTSTATUS WINAPI RtlGetOwnerSecurityDescriptor(
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PSECURITY_DESCRIPTOR SecurityDescriptor,
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PSID *Owner,
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PBOOLEAN OwnerDefaulted)
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{
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if ( !SecurityDescriptor || !Owner || !OwnerDefaulted )
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return STATUS_INVALID_PARAMETER;
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*Owner = SecurityDescriptor->Owner;
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if ( *Owner != NULL ) {
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if ( SecurityDescriptor->Control & SE_OWNER_DEFAULTED )
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*OwnerDefaulted = TRUE;
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else
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*OwnerDefaulted = FALSE;
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}
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlSetOwnerSecurityDescriptor [NTDLL.487]
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*/
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NTSTATUS WINAPI RtlSetOwnerSecurityDescriptor(
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PSECURITY_DESCRIPTOR lpsd,
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PSID owner,
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BOOLEAN ownerdefaulted)
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{
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if (lpsd->Revision!=SECURITY_DESCRIPTOR_REVISION)
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return STATUS_UNKNOWN_REVISION;
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if (lpsd->Control & SE_SELF_RELATIVE)
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return STATUS_INVALID_SECURITY_DESCR;
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lpsd->Owner = owner;
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if (ownerdefaulted)
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lpsd->Control |= SE_OWNER_DEFAULTED;
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else
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lpsd->Control &= ~SE_OWNER_DEFAULTED;
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlSetGroupSecurityDescriptor [NTDLL.485]
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*/
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NTSTATUS WINAPI RtlSetGroupSecurityDescriptor (
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PSECURITY_DESCRIPTOR lpsd,
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PSID group,
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BOOLEAN groupdefaulted)
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{
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if (lpsd->Revision!=SECURITY_DESCRIPTOR_REVISION)
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return STATUS_UNKNOWN_REVISION;
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if (lpsd->Control & SE_SELF_RELATIVE)
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return STATUS_INVALID_SECURITY_DESCR;
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lpsd->Group = group;
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if (groupdefaulted)
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lpsd->Control |= SE_GROUP_DEFAULTED;
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else
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lpsd->Control &= ~SE_GROUP_DEFAULTED;
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return STATUS_SUCCESS;
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}
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/**************************************************************************
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* RtlGetGroupSecurityDescriptor [NTDLL]
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*/
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NTSTATUS WINAPI RtlGetGroupSecurityDescriptor(
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PSECURITY_DESCRIPTOR SecurityDescriptor,
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PSID *Group,
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PBOOLEAN GroupDefaulted)
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{
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if ( !SecurityDescriptor || !Group || !GroupDefaulted )
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return STATUS_INVALID_PARAMETER;
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*Group = SecurityDescriptor->Group;
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if ( *Group != NULL ) {
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if ( SecurityDescriptor->Control & SE_GROUP_DEFAULTED )
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*GroupDefaulted = TRUE;
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else
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*GroupDefaulted = FALSE;
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}
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return STATUS_SUCCESS;
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}
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/*
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* access control list's
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*/
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/**************************************************************************
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* RtlCreateAcl [NTDLL.306]
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*
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* NOTES
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* This should return NTSTATUS
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*/
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DWORD WINAPI RtlCreateAcl(PACL acl,DWORD size,DWORD rev)
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{
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if (rev!=ACL_REVISION)
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return STATUS_INVALID_PARAMETER;
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if (size<sizeof(ACL))
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return STATUS_BUFFER_TOO_SMALL;
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if (size>0xFFFF)
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return STATUS_INVALID_PARAMETER;
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memset(acl,'\0',sizeof(ACL));
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acl->AclRevision = rev;
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acl->AclSize = size;
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acl->AceCount = 0;
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return 0;
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}
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/**************************************************************************
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* RtlFirstFreeAce [NTDLL.370]
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* looks for the AceCount+1 ACE, and if it is still within the alloced
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* ACL, return a pointer to it
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*/
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BOOLEAN WINAPI RtlFirstFreeAce(
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PACL acl,
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PACE_HEADER *x)
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{
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PACE_HEADER ace;
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int i;
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*x = 0;
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ace = (PACE_HEADER)(acl+1);
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for (i=0;i<acl->AceCount;i++) {
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if ((DWORD)ace>=(((DWORD)acl)+acl->AclSize))
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return 0;
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ace = (PACE_HEADER)(((BYTE*)ace)+ace->AceSize);
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}
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if ((DWORD)ace>=(((DWORD)acl)+acl->AclSize))
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return 0;
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*x = ace;
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return 1;
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}
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/**************************************************************************
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* RtlAddAce [NTDLL.260]
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*/
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NTSTATUS WINAPI RtlAddAce(
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PACL acl,
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DWORD rev,
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DWORD xnrofaces,
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PACE_HEADER acestart,
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DWORD acelen)
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{
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PACE_HEADER ace,targetace;
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int nrofaces;
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if (acl->AclRevision != ACL_REVISION)
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return STATUS_INVALID_PARAMETER;
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if (!RtlFirstFreeAce(acl,&targetace))
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return STATUS_INVALID_PARAMETER;
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nrofaces=0;ace=acestart;
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while (((DWORD)ace-(DWORD)acestart)<acelen) {
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nrofaces++;
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ace = (PACE_HEADER)(((BYTE*)ace)+ace->AceSize);
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}
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if ((DWORD)targetace+acelen>(DWORD)acl+acl->AclSize) /* too much aces */
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return STATUS_INVALID_PARAMETER;
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memcpy((LPBYTE)targetace,acestart,acelen);
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acl->AceCount+=nrofaces;
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return STATUS_SUCCESS;
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}
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/******************************************************************************
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* RtlAddAccessAllowedAce [NTDLL]
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*/
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DWORD WINAPI RtlAddAccessAllowedAce(DWORD x1,DWORD x2,DWORD x3,DWORD x4)
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{
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FIXME(ntdll,"(0x%08lx,0x%08lx,0x%08lx,0x%08lx),stub!\n",x1,x2,x3,x4);
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return 0;
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}
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/******************************************************************************
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* RtlGetAce [NTDLL]
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*/
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DWORD WINAPI RtlGetAce(PACL pAcl,DWORD dwAceIndex,LPVOID *pAce )
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{
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FIXME(ntdll,"(%p,%ld,%p),stub!\n",pAcl,dwAceIndex,pAce);
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return 0;
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}
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/*
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* misc
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*/
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/******************************************************************************
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* RtlAdjustPrivilege [NTDLL]
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*/
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DWORD WINAPI RtlAdjustPrivilege(DWORD x1,DWORD x2,DWORD x3,DWORD x4)
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{
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FIXME(ntdll,"(0x%08lx,0x%08lx,0x%08lx,0x%08lx),stub!\n",x1,x2,x3,x4);
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return 0;
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}
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