Sweden-Number/dlls/ntdll/sec.c

500 lines
13 KiB
C

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