2131 lines
60 KiB
C++
2131 lines
60 KiB
C++
//+-------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1996 - 1996.
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//
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// File: alsup.cxx
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//
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// Contents: CAccessList support functions
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//
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// Classes:
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//
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// History: 06-Nov-96 MacM Created
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//
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//--------------------------------------------------------------------
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#include <aclpch.hxx>
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#pragma hdrstop
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#include <alsup.hxx>
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#include <netlib.h>
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#include <seopaque.h>
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#include <sertlp.h>
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#include <martaevt.h>
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#include <ntprov.hxx>
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#include <strings.h>
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DWORD
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InitializeEvents(void);
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//+---------------------------------------------------------------------------
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//
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// Function: GetOrderTypeForAccessEntry
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//
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// Synopsis: Determines the "order" type of entry given the node
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// information
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//
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// Arguments: [pwszProperty] -- The property this entry is
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// associated with
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// [pAE] -- The entry to check
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// [SeInfo] -- Type of node this is supposed to
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// be
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//
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// Returns: The type of the node. This is a bitmask flag of the types
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// ACCLIST_DENIED through ACCLIST_PROP_ALLOWED
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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ULONG GetOrderTypeForAccessEntry(IN PWSTR pwszProperty,
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IN PACTRL_ACCESS_ENTRY pAE,
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IN SECURITY_INFORMATION SeInfo)
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{
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ULONG Type = 0;
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//
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// First, check the simple cases (like audit or invalid)
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//
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if(FLAG_ON(SeInfo, DACL_SECURITY_INFORMATION))
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{
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if(FLAG_ON(pAE->fAccessFlags,
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ACTRL_AUDIT_SUCCESS | ACTRL_AUDIT_FAILURE))
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{
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Type = ACCLIST_AUDIT;
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}
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}
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else
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{
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if(!FLAG_ON(pAE->fAccessFlags,
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ACTRL_AUDIT_SUCCESS | ACTRL_AUDIT_FAILURE) &&
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FLAG_ON(pAE->fAccessFlags,
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ACTRL_ACCESS_ALLOWED | ACTRL_ACCESS_DENIED))
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{
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Type = ACCLIST_UNKOWN_ENTRY;
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}
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else
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{
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Type = ACCLIST_AUDIT;
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}
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}
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if(Type == 0)
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{
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if(pwszProperty == NULL && pAE->lpInheritProperty == NULL)
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{
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Type = pAE->fAccessFlags == ACTRL_ACCESS_DENIED ?
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ACCLIST_DENIED :
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ACCLIST_ALLOWED;
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}
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else if(pwszProperty == NULL)
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{
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Type = pAE->fAccessFlags == ACTRL_ACCESS_DENIED ?
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ACCLIST_OBJ_DENIED :
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ACCLIST_PROP_ALLOWED;
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}
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else
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{
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Type = pAE->fAccessFlags == ACTRL_ACCESS_DENIED ?
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ACCLIST_OBJ_DENIED :
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ACCLIST_OBJ_ALLOWED;
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}
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//
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// See if it's inherited. If it is, and we don't have a level
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// flag, assume it's level 1 and mark it as such
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//
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if(FLAG_ON(pAE->Inheritance, INHERITED_ACCESS_ENTRY) &&
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!FLAG_ON(pAE->Inheritance,
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INHERITED_PARENT | INHERITED_GRANDPARENT))
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{
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pAE->Inheritance |= INHERITED_PARENT;
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}
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}
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return(Type);
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}
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//+---------------------------------------------------------------------------
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//
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// Function: OrderListBySid
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//
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// Synopsis: Orders an acclist_cnode list by sid. The order would be:
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// Everyone
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// Well known groups
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// Groups
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// Users
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// Anyone else
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//
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// Arguments: [pList] -- List of the nodes to sort
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// [iStart] -- Where to start in the list
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// [iLen] -- Number of nodes in the list
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//
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// Returns: ERROR_SUCCESS -- Success
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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ULONG OrderListBySid(IN PACCLIST_CNODE pList,
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IN ULONG iStart,
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IN ULONG iLen)
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{
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DWORD dwErr = ERROR_SUCCESS;
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return(dwErr);
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}
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//
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// Local functions
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//
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//+---------------------------------------------------------------------------
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//
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// Function: DelAcclistNode
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//
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// Synopsis: Deletes an ACCLIST_NODE that's kept in the _AccList. This is
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// used by the CSList
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//
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// Arguments: [IN pvNode] -- Node to delete
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//
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// Returns: VOID
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//
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//----------------------------------------------------------------------------
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void DelAcclistNode(PVOID pvNode)
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{
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PACCLIST_NODE pNode = (PACCLIST_NODE)pvNode;
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AccFree(pNode->pAccessList);
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AccFree(pNode->pAuditList);
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AccFree(pNode->pwszProperty);
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AccFree(pNode);
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}
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//+---------------------------------------------------------------------------
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//
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// Function: DelTrusteeNode
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//
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// Synopsis: Deletes an TRUSTEE_NODE that's kept in the _TrusteeList.
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// This is used by the CSList
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//
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// Arguments: [IN pvNode] -- Node to delete
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//
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// Returns: VOID
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//
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//----------------------------------------------------------------------------
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void DelTrusteeNode(PVOID pvNode)
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{
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acDebugOut((DEB_TRACE_ACC, "IN DelTrusteeNode\n"));
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PTRUSTEE_NODE pNode = (PTRUSTEE_NODE)pvNode;
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if(FLAG_ON(pNode->fFlags,TRUSTEE_DELETE_SID))
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{
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AccFree(pNode->pSid);
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}
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if(FLAG_ON(pNode->fFlags,TRUSTEE_DELETE_NAME))
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{
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AccFree(pNode->pwszTrusteeName);
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AccFree(pNode->pwszDomainName);
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}
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else if(FLAG_ON(pNode->fFlags, TRUSTEE_DELETE_DOMAIN))
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{
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AccFree(pNode->pwszDomainName);
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}
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AccFree(pNode);
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acDebugOut((DEB_TRACE_ACC, "Out DelTrusteeNode\n"));
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}
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//+---------------------------------------------------------------------------
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//
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// Function: CompInheritProps
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//
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// Synopsis: Compare the given property name to the PIPROP_IN_BUFF stuct
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//
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// Arguments: [IN pvTrustee] -- Trustee to look for
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// [IN pvNode2] -- 2nd node to compare
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//
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// Returns: TRUE -- Nodes equal
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// FALSE -- Nodes not equal
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//
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//----------------------------------------------------------------------------
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BOOL CompInheritProps(IN PVOID pvInheritProp,
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IN PVOID pvNode2)
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{
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BOOL fRet = FALSE;
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PIPROP_IN_BUFF pPIB = (PIPROP_IN_BUFF)pvNode2;
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if(pvInheritProp != NULL)
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{
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if(_wcsicmp((PWSTR)pvInheritProp, (PWSTR)(pPIB->pwszIProp)) == 0)
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{
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fRet = TRUE;
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}
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}
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return(fRet);
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}
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//+---------------------------------------------------------------------------
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//
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// Function: CompTrustees
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//
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// Synopsis: Compare two TRUSTEE_NODES. Used by _TrusteeList.
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//
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// Arguments: [IN pvTrustee] -- Trustee to look for
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// [IN pvNode2] -- 2nd node to compare
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//
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// Returns: TRUE -- Nodes equal
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// FALSE -- Nodes not equal
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//
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//----------------------------------------------------------------------------
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BOOL CompTrustees(IN PVOID pvTrustee,
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IN PVOID pvTrustee2)
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{
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PTRUSTEE pTrustee = (PTRUSTEE)pvTrustee;
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TRUSTEE_NODE TrusteeNode;
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BOOL Result = FALSE;
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memset( &TrusteeNode, 0, sizeof( TrusteeNode ) );
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memcpy( &TrusteeNode.Trustee, pvTrustee2, sizeof( TRUSTEE ) );
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Result = CompTrusteeToTrusteeNode(pvTrustee, &TrusteeNode);
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if(FLAG_ON(TrusteeNode.fFlags,TRUSTEE_DELETE_SID))
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{
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AccFree(TrusteeNode.pSid);
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}
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if(FLAG_ON(TrusteeNode.fFlags,TRUSTEE_DELETE_NAME))
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{
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AccFree(TrusteeNode.pwszTrusteeName);
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AccFree(TrusteeNode.pwszDomainName);
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TrusteeNode.pwszDomainName = NULL;
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}
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if(FLAG_ON(TrusteeNode.fFlags, TRUSTEE_DELETE_DOMAIN))
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{
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AccFree(TrusteeNode.pwszDomainName);
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}
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return(Result);
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}
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//+---------------------------------------------------------------------------
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//
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// Function: CompTrusteeToTrusteeNode
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//
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// Synopsis: Compare two trustees for equality
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//
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// Arguments: [IN pvTrustee] -- Trustee to look for
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// [IN pvNode2] -- 2nd node to compare
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//
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// Returns: TRUE -- Nodes equal
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// FALSE -- Nodes not equal
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//
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//----------------------------------------------------------------------------
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BOOL CompTrusteeToTrusteeNode(IN PVOID pvTrustee,
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IN PVOID pvNode2)
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{
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PTRUSTEE pTrustee = (PTRUSTEE)pvTrustee;
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PTRUSTEE_NODE pNode2 = (PTRUSTEE_NODE)pvNode2;
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DWORD dwErr = ERROR_SUCCESS;
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BOOL fMatch = FALSE;
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if(pTrustee->MultipleTrusteeOperation ==
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pNode2->Trustee.MultipleTrusteeOperation)
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{
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//
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// Ok, first compare the base trustee information...
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//
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if(pTrustee->TrusteeForm != pNode2->Trustee.TrusteeForm)
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{
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//
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// We don't have matching information, so we'll have to look
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// it up.
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//
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ULONG fOptions = 0;
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if(pTrustee->TrusteeForm == TRUSTEE_IS_NAME)
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{
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fOptions = TRUSTEE_OPT_NAME;
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}
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else
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{
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fOptions = TRUSTEE_OPT_SID;
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}
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dwErr = LookupTrusteeNodeInformation(NULL,
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pNode2,
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fOptions);
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}
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//
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// Now, do the comparrisons
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//
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if(dwErr == ERROR_SUCCESS)
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{
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//
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// Now, compare the trustees
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//
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if(pTrustee->TrusteeForm == TRUSTEE_IS_NAME)
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{
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if(_wcsicmp(pTrustee->ptstrName,
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pNode2->pwszTrusteeName ?
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pNode2->pwszTrusteeName :
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pNode2->Trustee.ptstrName) == 0)
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{
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fMatch = TRUE;
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}
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}
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else
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{
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if(pTrustee->ptstrName == NULL ||
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(pNode2->Trustee.ptstrName == NULL && pNode2->pSid == NULL))
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{
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fMatch = FALSE;
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}
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else
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{
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fMatch = RtlEqualSid((PSID)(pTrustee->ptstrName),
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(PSID)(pNode2->pSid ?
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pNode2->pSid :
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pNode2->Trustee.ptstrName));
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}
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}
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}
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//
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// Now, if that worked, look for the multiple trustee case
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//
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if(fMatch == TRUE &&
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pTrustee->MultipleTrusteeOperation == TRUSTEE_IS_IMPERSONATE)
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{
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fMatch = CompTrusteeToTrusteeNode(pTrustee->pMultipleTrustee,
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pNode2->pImpersonate);
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}
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}
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return(fMatch);
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}
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//+---------------------------------------------------------------------------
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//
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// Function: DoPropertiesMatch
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//
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// Synopsis: Determines if 2 properties are equal. It takes into account
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// the possibility of a NULL property.
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//
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// Arguments: [IN pwszProp1] -- 1st property to compare
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// [IN pwszProp2] -- 2nd property to compare
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//
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// Returns: TRUE -- Properties are equal
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// FALSE -- Properties are not equal
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//
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//----------------------------------------------------------------------------
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BOOL DoPropertiesMatch(IN PWSTR pwszProp1,
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IN PWSTR pwszProp2)
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{
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BOOL fReturn = FALSE;
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if(pwszProp1 == NULL || pwszProp2 == NULL)
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{
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if(pwszProp1 == pwszProp2)
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{
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fReturn = TRUE;
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}
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}
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else
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{
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if(_wcsicmp(pwszProp1, pwszProp2) == 0)
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{
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fReturn = TRUE;
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}
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}
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return(fReturn);
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}
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//+---------------------------------------------------------------------------
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//
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// Function: CompProps
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//
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// Synopsis: Compare an ACCLIST_NODE to a property
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//
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// Arguments: [IN pvProp] -- Property string
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// [IN pvNode] -- Node to compare
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//
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// Returns: TRUE -- Nodes equal
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// FALSE -- Nodes not equal
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//
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//----------------------------------------------------------------------------
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BOOL CompProps(IN PVOID pvProp,
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IN PVOID pvNode)
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{
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PACCLIST_NODE pAN = (PACCLIST_NODE)pvNode;
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return(DoPropertiesMatch((PWSTR)pvProp, pAN->pwszProperty));
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}
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//+---------------------------------------------------------------------------
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//
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// Function: CompGuids
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//
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// Synopsis: Compare an ACCLIST_ATOACCESS structure to a guid
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//
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// Arguments: [IN pvGuid] -- Guid
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// [IN pvNode] -- Node to compare
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//
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// Returns: TRUE -- Nodes equal
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// FALSE -- Nodes not equal
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//
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//----------------------------------------------------------------------------
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BOOL CompGuids(IN PVOID pvGuid,
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IN PVOID pvNode)
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{
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PACCLIST_ATOACCESS pAA = (PACCLIST_ATOACCESS)pvNode;
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GUID *pGuid = (GUID *)pvGuid;
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if(pGuid == NULL && pAA->pGuid == NULL)
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{
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return(TRUE);
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}
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else if(pGuid == NULL || pAA->pGuid == NULL)
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{
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return(FALSE);
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}
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return((BOOL)!memcmp(pGuid, pAA->pGuid, sizeof(GUID)));
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}
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//+---------------------------------------------------------------------------
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//
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// Function: LookupTrusteeNodeInformation
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//
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// Synopsis: Looks up the appropriate trustee information. This involves
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// either looking up the trustees sid or name, depending on
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// the options
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//
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// Arguments: [pwszServer] -- Name of server to lookup information on
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// [pTrusteeNode] -- Trustee to lookup the information
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// for
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// [fOptions] -- What information to lookup
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//
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// Returns: ERROR_SUCCESS -- Success
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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DWORD LookupTrusteeNodeInformation(IN PWSTR pwszServer,
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IN PTRUSTEE_NODE pTrusteeNode,
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IN ULONG fOptions)
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{
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DWORD dwErr = ERROR_SUCCESS;
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SID_NAME_USE SidType = SidTypeUnknown;
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//
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// Need to make sure we have the SID
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//
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if(FLAG_ON(fOptions, TRUSTEE_OPT_SID))
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{
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//
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// Make sure we have the sids
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//
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if(pTrusteeNode->pSid == NULL)
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{
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dwErr = AccctrlLookupSid(pwszServer,
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pTrusteeNode->Trustee.ptstrName,
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TRUE,
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&(pTrusteeNode->pSid),
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&SidType);
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if(dwErr == ERROR_SUCCESS)
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{
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pTrusteeNode->fFlags |= TRUSTEE_DELETE_SID;
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}
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}
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}
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|
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//
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// Ok, we need to have the name
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//
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if(dwErr == ERROR_SUCCESS && FLAG_ON(fOptions, TRUSTEE_OPT_NAME))
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{
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//
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// Make sure we have the name
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//
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if(pTrusteeNode->pwszTrusteeName == NULL)
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{
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dwErr = AccctrlLookupName(pwszServer,
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pTrusteeNode->pSid,
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TRUE,
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&(pTrusteeNode->pwszTrusteeName),
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&SidType);
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if(dwErr == ERROR_SUCCESS)
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{
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pTrusteeNode->fFlags |= TRUSTEE_DELETE_NAME;
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}
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}
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}
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|
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//
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// Then, take care of our sid type
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//
|
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if(dwErr == ERROR_SUCCESS && pTrusteeNode->SidType == SidTypeUnknown)
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{
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pTrusteeNode->SidType = SidType;
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|
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if(SidType == SidTypeUnknown)
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{
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pTrusteeNode->Trustee.TrusteeType = TRUSTEE_IS_UNKNOWN;
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}
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else
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{
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pTrusteeNode->Trustee.TrusteeType = (TRUSTEE_TYPE)(SidType);
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}
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}
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return(dwErr);
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}
|
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|
|
|
|
|
|
|
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//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: GetATypeForEntry
|
|
//
|
|
// Synopsis: Determines the type of entry given the node information
|
|
//
|
|
// Arguments: [pwszProperty] -- The property this entry is
|
|
// associated with
|
|
// [pAE] -- The entry to check
|
|
// [SeInfo] -- Type of node this is supposed to
|
|
// be
|
|
//
|
|
// Returns: The type of the node
|
|
//
|
|
// Notes:
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
ACC_ACLBLD_TYPE GetATypeForEntry(IN PWSTR pwszProperty,
|
|
IN PACTRL_ACCESS_ENTRY pAE,
|
|
IN SECURITY_INFORMATION SeInfo)
|
|
{
|
|
ACC_ACLBLD_TYPE AType = AAT_DENIED;
|
|
|
|
//
|
|
// First, check the simple cases (like audit or invalid)
|
|
//
|
|
|
|
if(FLAG_ON(SeInfo, DACL_SECURITY_INFORMATION))
|
|
{
|
|
if(FLAG_ON(pAE->fAccessFlags,
|
|
ACTRL_AUDIT_SUCCESS | ACTRL_AUDIT_FAILURE))
|
|
{
|
|
AType = AAT_INVALID;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(!FLAG_ON(pAE->fAccessFlags,
|
|
ACTRL_AUDIT_SUCCESS | ACTRL_AUDIT_FAILURE) &&
|
|
FLAG_ON(pAE->fAccessFlags,
|
|
ACTRL_ACCESS_ALLOWED | ACTRL_ACCESS_DENIED))
|
|
{
|
|
AType = AAT_INVALID;
|
|
}
|
|
else
|
|
{
|
|
AType = AAT_AUDIT;
|
|
}
|
|
}
|
|
|
|
|
|
if(AType == 0)
|
|
{
|
|
if(pwszProperty == NULL && pAE->lpInheritProperty == NULL)
|
|
{
|
|
AType = pAE->fAccessFlags == ACTRL_ACCESS_DENIED ?
|
|
AAT_DENIED :
|
|
AAT_ALLOWED;
|
|
}
|
|
else if(pwszProperty == NULL)
|
|
{
|
|
AType = pAE->fAccessFlags == ACTRL_ACCESS_DENIED ?
|
|
AAT_OBJ_DENIED :
|
|
AAT_PROP_ALLOWED;
|
|
}
|
|
else
|
|
{
|
|
AType = pAE->fAccessFlags == ACTRL_ACCESS_DENIED ?
|
|
AAT_OBJ_DENIED :
|
|
AAT_OBJ_ALLOWED;
|
|
}
|
|
|
|
//
|
|
// See if it's inherited
|
|
//
|
|
if(FLAG_ON(pAE->Inheritance, INHERITED_ACCESS_ENTRY))
|
|
{
|
|
AType =(ACC_ACLBLD_TYPE)
|
|
((ULONG)AType + ((ULONG)AAT_IDENIED - (ULONG)AAT_DENIED));
|
|
}
|
|
}
|
|
|
|
return(AType);
|
|
}
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: CNodeCompare
|
|
//
|
|
// Synopsis: Used by CSList class. Used to determine if 2 acclist_cnodes are
|
|
// identical, based upon the property
|
|
//
|
|
// Arguments: [pv1] -- 1st node
|
|
// [pv2] -- 2nd node
|
|
//
|
|
// Returns: 0 on equality
|
|
// non-0 otherwise
|
|
//
|
|
// Notes:
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
int __cdecl CNodeCompare(const void *pv1, const void *pv2)
|
|
{
|
|
PACCLIST_CNODE pCN1 = (PACCLIST_CNODE)pv1;
|
|
PACCLIST_CNODE pCN2 = (PACCLIST_CNODE)pv2;
|
|
|
|
if(pCN1->pONode->pwszProperty == NULL)
|
|
{
|
|
return(-1);
|
|
}
|
|
|
|
if(pCN2->pONode->pwszProperty == NULL)
|
|
{
|
|
return(1);
|
|
}
|
|
|
|
return(_wcsicmp(pCN1->pONode->pwszProperty, pCN2->pONode->pwszProperty));
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: CompAndMarkCompressNode
|
|
//
|
|
// Synopsis: Used by CSList class. Used to determine if 2 nodes can be
|
|
// compressed into one. If so, the first node has its access
|
|
// flag marked with a bit signifying it can be compressed. See
|
|
// below for the definition of what it means to be compressible
|
|
//
|
|
// Arguments: [pvAE] -- New node
|
|
// [pvNode] -- Node already existing in list
|
|
//
|
|
// Returns: 0 on equality
|
|
// non-0 otherwise
|
|
//
|
|
// Notes:
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
BOOL CompAndMarkCompressNode(IN PVOID pvAE,
|
|
IN PVOID pvNode)
|
|
{
|
|
PACTRL_ACCESS_ENTRY pAE1 = (PACTRL_ACCESS_ENTRY)pvAE;
|
|
PACTRL_ACCESS_ENTRY pAE2 = (PACTRL_ACCESS_ENTRY)pvNode;
|
|
|
|
//
|
|
// We will consider nodes identical iff:
|
|
// They match trustee, inheritance, and access flags exactly and the
|
|
// inherit property or (along with the rest of the above):
|
|
// - Both nodes are inherited and one is marked l1 inherited and the
|
|
// other is not marked at all, or neither node is inherited
|
|
// and the inheritance is identical or the inheritance is different
|
|
// but the access masks are the same
|
|
// - fAccessFlags indicates that combining this 2 nodes will still
|
|
// yield an audit node.
|
|
//
|
|
if(CompTrustees(&pAE1->Trustee,&pAE2->Trustee) == TRUE &&
|
|
//
|
|
// Check the inheritance
|
|
//
|
|
(pAE1->Inheritance == pAE2->Inheritance ||
|
|
(pAE1->Inheritance & ~INHERITED_PARENT) ==
|
|
(pAE2->Inheritance & ~INHERITED_PARENT) ||
|
|
(!FLAG_ON(pAE1->Inheritance, INHERITED_ACCESS_ENTRY) &&
|
|
!FLAG_ON(pAE2->Inheritance, INHERITED_ACCESS_ENTRY)&&
|
|
(pAE1->Inheritance != 0 && pAE2->Inheritance != 0) &&
|
|
(pAE1->Access) == pAE2->Access)) &&
|
|
//
|
|
// Check the access
|
|
//
|
|
|
|
(((pAE1->fAccessFlags & ~(ACCLIST_COMPRESS | ~ACCLIST_VALID_TYPE_FLAGS)) ==
|
|
( pAE2->fAccessFlags & ~~ACCLIST_VALID_TYPE_FLAGS ) ||
|
|
(((((pAE1->fAccessFlags & ~(ACCLIST_COMPRESS | ~ACCLIST_VALID_TYPE_FLAGS)) |
|
|
(pAE2->fAccessFlags & ~~ACCLIST_VALID_TYPE_FLAGS)) &
|
|
~(ACTRL_AUDIT_SUCCESS | ACTRL_AUDIT_FAILURE)) == 0))) &&
|
|
pAE1->Access == pAE2->Access) &&
|
|
//
|
|
// Check the properties
|
|
//
|
|
DoPropertiesMatch(pAE1->lpInheritProperty,
|
|
pAE2->lpInheritProperty) == TRUE)
|
|
{
|
|
pAE1->fAccessFlags |= ACCLIST_COMPRESS;
|
|
return(TRUE);
|
|
}
|
|
|
|
return(FALSE);
|
|
}
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: GetNodeForProperty
|
|
//
|
|
// Synopsis: This function will lookup the existing list node for the given
|
|
// property. If the node doesn't exist, it will be created and
|
|
// inserted into the list
|
|
//
|
|
// Arguments: [List] -- List to examine
|
|
// [pwszProperty] -- The property to look for
|
|
// [ppNode] -- Where the found or inserted node is
|
|
// returned
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
// ERROR_NOT_ENOUGH_MEMORY A memory allocation failed
|
|
//
|
|
// Notes:
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD GetNodeForProperty(CSList& List,
|
|
PWSTR pwszProperty,
|
|
PACCLIST_NODE *ppNode)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
|
|
PACCLIST_NODE pAccNode = (PACCLIST_NODE)List.Find(pwszProperty,
|
|
CompProps);
|
|
if(pAccNode == NULL)
|
|
{
|
|
//
|
|
// Doesn't exist. We'll have to add it...
|
|
//
|
|
pAccNode = (PACCLIST_NODE)AccAlloc(sizeof(ACCLIST_NODE));
|
|
if(pAccNode == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
if(pwszProperty != NULL)
|
|
{
|
|
ACC_ALLOC_AND_COPY_STRINGW(pwszProperty,
|
|
pAccNode->pwszProperty,
|
|
dwErr);
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
dwErr = List.Insert((PVOID)pAccNode);
|
|
|
|
if(dwErr != ERROR_SUCCESS)
|
|
{
|
|
AccFree(pAccNode->pwszProperty);
|
|
AccFree(pAccNode);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
AccFree(pAccNode);
|
|
pAccNode = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
*ppNode = pAccNode;
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
VOID
|
|
FreeAToAccessStruct(PVOID pv)
|
|
{
|
|
((PACCLIST_ATOACCESS)pv)->AceList.FreeList((FreeFunc)AccFree);
|
|
AccFree(pv);
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: GetNodeForGuid
|
|
//
|
|
// Synopsis: Finds the node in the given list based upon the guid. If the
|
|
// node doesn't exist, it is inserted
|
|
//
|
|
// Arguments: [List] -- List to examine
|
|
// [pGuid] -- The guid to look for
|
|
// [ppNode] -- Where the found or inserted node is
|
|
// returned
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
// ERROR_NOT_ENOUGH_MEMORY A memory allocation failed
|
|
//
|
|
// Notes:
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD GetNodeForGuid(CSList& List,
|
|
GUID *pGuid,
|
|
PACCLIST_ATOACCESS *ppNode)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
|
|
List.Init((FreeFunc)FreeAToAccessStruct);
|
|
|
|
PACCLIST_ATOACCESS pNode = (PACCLIST_ATOACCESS)List.Find(pGuid,
|
|
CompGuids);
|
|
if(pNode == NULL)
|
|
{
|
|
//
|
|
// Doesn't exist. We'll have to add it...
|
|
//
|
|
pNode = (PACCLIST_ATOACCESS)AccAlloc(sizeof(ACCLIST_ATOACCESS));
|
|
if(pNode == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
pNode->AceList.Init((FreeFunc)AccFree);
|
|
|
|
if(pGuid != NULL)
|
|
{
|
|
pNode->pGuid = (GUID *)AccAlloc(sizeof(GUID));
|
|
if(pNode->pGuid == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
AccFree(pNode);
|
|
pNode = 0;
|
|
}
|
|
else
|
|
{
|
|
memcpy(pNode->pGuid,
|
|
pGuid,
|
|
sizeof(GUID));
|
|
}
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
dwErr = List.Insert((PVOID)pNode);
|
|
|
|
if(dwErr != ERROR_SUCCESS)
|
|
{
|
|
AccFree(pNode->pGuid);
|
|
AccFree(pNode);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
*ppNode = pNode;
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: InsertAtoANode
|
|
//
|
|
// Synopsis: Inserts an access to ace node into the list.
|
|
//
|
|
// Arguments: [List] -- List to insert in
|
|
// [pProperty] -- Property to match
|
|
// [pAce] -- Ace to be inserted
|
|
// [fInherit] -- Inheritance flags
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
// ERROR_NOT_ENOUGH_MEMORY A memory allocation failed
|
|
//
|
|
// Notes:
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD InsertAtoANode(CSList& List,
|
|
GUID *pProperty,
|
|
PACE_HEADER pAce,
|
|
ULONG fInherit)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
|
|
PACCLIST_ATOANODE pAANode =
|
|
(PACCLIST_ATOANODE)AccAlloc(sizeof(ACCLIST_ATOANODE));
|
|
if(pAANode == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
pAANode->pAce = pAce;
|
|
pAANode->fInherit = fInherit;
|
|
|
|
PACCLIST_ATOACCESS pParent;
|
|
|
|
dwErr = GetNodeForGuid(List,
|
|
pProperty,
|
|
&pParent);
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
dwErr = pParent->AceList.Insert((PVOID)pAANode);
|
|
}
|
|
|
|
if(dwErr != ERROR_SUCCESS)
|
|
{
|
|
AccFree(pAANode);
|
|
}
|
|
}
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: AceToAccessEntry
|
|
//
|
|
// Synopsis: Converts an ACE into an access entry
|
|
//
|
|
// Arguments: [pAce] -- Ace to convert
|
|
// [fInheritLevel] -- What inheritance level (effective,
|
|
// parent inherit, etc) are we at
|
|
// [ObjType] -- Type of object we're dealing with
|
|
// [pAE] -- Already existing access entry to
|
|
// initialize
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
// ERROR_INVALID_ACL -- A bad ace type was encountered
|
|
//
|
|
// Notes:
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD AceToAccessEntry(PACE_HEADER pAce,
|
|
ULONG fInheritLevel,
|
|
SE_OBJECT_TYPE ObjType,
|
|
IN MARTA_KERNEL_TYPE KernelObjectType,
|
|
PACTRL_ACCESS_ENTRY pAE)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
|
|
//
|
|
// Go ahead and initialize the node
|
|
//
|
|
BOOL fIsImpersonate = FALSE;
|
|
BOOL fIsExtendedAce = FALSE;
|
|
|
|
//
|
|
// Ok, now lets try to figure out what type of ACE this is, so we can
|
|
// do the neccessary mapping into the provider rights
|
|
//
|
|
switch(pAce->AceType)
|
|
{
|
|
case ACCESS_ALLOWED_ACE_TYPE:
|
|
pAE->fAccessFlags = ACTRL_ACCESS_ALLOWED;
|
|
break;
|
|
|
|
case ACCESS_ALLOWED_OBJECT_ACE_TYPE:
|
|
pAE->fAccessFlags = ACTRL_ACCESS_ALLOWED;
|
|
fIsExtendedAce = TRUE;
|
|
break;
|
|
|
|
//
|
|
// Currently unsupported
|
|
//
|
|
case ACCESS_ALLOWED_COMPOUND_ACE_TYPE:
|
|
pAE->fAccessFlags = ACTRL_ACCESS_ALLOWED;
|
|
fIsImpersonate = TRUE;
|
|
dwErr = ERROR_INVALID_ACL;
|
|
break;
|
|
|
|
case ACCESS_DENIED_ACE_TYPE:
|
|
pAE->fAccessFlags = ACTRL_ACCESS_DENIED;
|
|
break;
|
|
|
|
case ACCESS_DENIED_OBJECT_ACE_TYPE:
|
|
pAE->fAccessFlags = ACTRL_ACCESS_DENIED;
|
|
fIsExtendedAce = TRUE;
|
|
break;
|
|
|
|
case SYSTEM_AUDIT_OBJECT_ACE_TYPE:
|
|
|
|
pAE->fAccessFlags = 0;
|
|
|
|
if(FLAG_ON(pAce->AceFlags,SUCCESSFUL_ACCESS_ACE_FLAG))
|
|
{
|
|
pAE->fAccessFlags |= ACTRL_AUDIT_SUCCESS;
|
|
}
|
|
|
|
if(FLAG_ON(pAce->AceFlags,FAILED_ACCESS_ACE_FLAG))
|
|
{
|
|
pAE->fAccessFlags |= ACTRL_AUDIT_FAILURE;
|
|
}
|
|
fIsExtendedAce = TRUE;
|
|
break;
|
|
|
|
case SYSTEM_AUDIT_ACE_TYPE:
|
|
|
|
pAE->fAccessFlags = 0;
|
|
|
|
if(FLAG_ON(pAce->AceFlags,SUCCESSFUL_ACCESS_ACE_FLAG))
|
|
{
|
|
pAE->fAccessFlags |= ACTRL_AUDIT_SUCCESS;
|
|
}
|
|
|
|
if(FLAG_ON(pAce->AceFlags,FAILED_ACCESS_ACE_FLAG))
|
|
{
|
|
pAE->fAccessFlags |= ACTRL_AUDIT_FAILURE;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
dwErr = ERROR_INVALID_ACL;
|
|
break;
|
|
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
//
|
|
// Pull what we can from the ace header
|
|
//
|
|
pAE->Inheritance = (INHERIT_FLAGS)( pAce->AceFlags & VALID_INHERIT_FLAGS );
|
|
pAE->Inheritance |= fInheritLevel;
|
|
|
|
PSID pSid = NULL;
|
|
ACCESS_MASK AccessMask = 0;
|
|
if(fIsImpersonate == FALSE)
|
|
{
|
|
if(fIsExtendedAce == TRUE)
|
|
{
|
|
pSid = RtlObjectAceSid(pAce);
|
|
AccessMask = ((PKNOWN_OBJECT_ACE)pAce)->Mask;
|
|
}
|
|
else
|
|
{
|
|
pSid = &((PKNOWN_ACE)pAce)->SidStart;
|
|
AccessMask = ((PKNOWN_ACE)pAce)->Mask;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(fIsExtendedAce == TRUE)
|
|
{
|
|
dwErr = ERROR_INVALID_ACL;
|
|
}
|
|
else
|
|
{
|
|
pSid =
|
|
(PSID)Add2Ptr(&((PCOMPOUND_ACCESS_ALLOWED_ACE)pAce)->SidStart,
|
|
RtlLengthSid(&((PCOMPOUND_ACCESS_ALLOWED_ACE)pAce)->SidStart));
|
|
AccessMask = ((PCOMPOUND_ACCESS_ALLOWED_ACE)pAce)->Mask;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Build the trustee
|
|
//
|
|
pAE->Trustee.pMultipleTrustee = NULL;
|
|
pAE->Trustee.MultipleTrusteeOperation = NO_MULTIPLE_TRUSTEE;
|
|
pAE->Trustee.TrusteeForm = TRUSTEE_IS_SID;
|
|
pAE->Trustee.TrusteeType = TRUSTEE_IS_UNKNOWN;
|
|
pAE->Trustee.ptstrName = (LPWSTR)pSid;
|
|
|
|
|
|
//
|
|
// Convert our access
|
|
//
|
|
AccConvertAccessMaskToActrlAccess(AccessMask,
|
|
ObjType,
|
|
KernelObjectType,
|
|
pAE);
|
|
|
|
//
|
|
// Deal with the inheritance property...
|
|
//
|
|
if(fIsExtendedAce == TRUE)
|
|
{
|
|
PACCESS_ALLOWED_OBJECT_ACE pExAce =
|
|
(PACCESS_ALLOWED_OBJECT_ACE)pAce;
|
|
|
|
if(FLAG_ON(pExAce->Flags,
|
|
ACE_INHERITED_OBJECT_TYPE_PRESENT))
|
|
{
|
|
PWSTR StrUuid;
|
|
dwErr = UuidToString(RtlObjectAceInheritedObjectType(pAce),
|
|
&StrUuid );
|
|
|
|
//
|
|
// The calling functions expect a buffer allocated with AccAlloc
|
|
//
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
ACC_ALLOC_AND_COPY_STRINGW(StrUuid, (PWSTR)pAE->lpInheritProperty, dwErr);
|
|
RpcStringFree(&StrUuid);
|
|
}
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
pAE->lpInheritProperty = NULL;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
if(dwErr != ERROR_SUCCESS)
|
|
{
|
|
if(pAE->lpInheritProperty != NULL)
|
|
{
|
|
AccFree((PWSTR)pAE->lpInheritProperty);
|
|
}
|
|
}
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: ConvertToAutoInheritSD
|
|
//
|
|
// Synopsis: Determines the inheritance necessary for the current security
|
|
// descriptor given the parent security descriptor
|
|
//
|
|
// Arguments: [IN pCurrentSD] -- The security descriptor to
|
|
// update
|
|
// [IN pParentSD] -- The parent security descriptor
|
|
// [IN fIsContainer] -- Does the Sec. Desc. refer to
|
|
// a container?
|
|
// [IN pGenericMapping] -- Generic mapping to apply
|
|
// [OUT ppNewSD] -- Where the new SD is returned
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
//
|
|
// Notes: The returned security descriptor must be freed via a call to
|
|
// DestroyPrivateObjectSecurity
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD
|
|
ConvertToAutoInheritSD(IN PSECURITY_DESCRIPTOR pParentSD,
|
|
IN PSECURITY_DESCRIPTOR pCurrentSD,
|
|
IN BOOL fIsContainer,
|
|
IN PGENERIC_MAPPING pGenericMapping,
|
|
OUT PSECURITY_DESCRIPTOR *ppNewSD)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
SECURITY_DESCRIPTOR_CONTROL OldControl;
|
|
|
|
//
|
|
// Turn off the inherited bits, so we can always do the
|
|
// necessary inheritance checks. This is because we don't know if some
|
|
// downlevel process came in and messed with one of our security
|
|
// descriptors, and left is in a hosed state
|
|
//
|
|
OldControl = ((SECURITY_DESCRIPTOR *)pCurrentSD)->Control;
|
|
|
|
((SECURITY_DESCRIPTOR *)pCurrentSD)->Control &=
|
|
~(SE_DACL_AUTO_INHERITED | SE_SACL_AUTO_INHERITED);
|
|
|
|
#ifdef DBG
|
|
if(pParentSD != NULL)
|
|
{
|
|
ASSERT(IsValidSecurityDescriptor(pParentSD));
|
|
DebugDumpSD("CTAIPOS ParentSD", pParentSD);
|
|
}
|
|
|
|
ASSERT(IsValidSecurityDescriptor(pCurrentSD));
|
|
DebugDumpSD("CTAIPOS CurrentSD", pCurrentSD);
|
|
#endif
|
|
|
|
if(ConvertToAutoInheritPrivateObjectSecurity(pParentSD,
|
|
pCurrentSD,
|
|
ppNewSD,
|
|
NULL,
|
|
fIsContainer != 0,
|
|
pGenericMapping) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
#ifdef DBG
|
|
else
|
|
{
|
|
ASSERT(IsValidSecurityDescriptor(*ppNewSD));
|
|
DebugDumpSD("CTAIPOS NewSD", *ppNewSD);
|
|
}
|
|
#endif
|
|
|
|
((SECURITY_DESCRIPTOR *)pCurrentSD)->Control = OldControl;
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: MakeSDAbsolute
|
|
//
|
|
// Synopsis: Allocates a new security descriptor and makes an absolute copy
|
|
// of the supplied SD
|
|
//
|
|
// Arguments: [IN pOriginalSD] -- The security descriptor to
|
|
// convert
|
|
// [IN SeInfo] -- SD components to care about
|
|
// [IN *ppNewSD] -- Where the new SD is returned
|
|
// [IN pOwnerToAdd] -- OPTIONAL. Owner SID to add to
|
|
// absolute SD.
|
|
// [IN pGroupToAdd] -- OPTIONAL. Group SID to add to
|
|
// absolute SD.
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
// ERROR_NOT_ENOUGH_MEMORY -- A memory allocation falied
|
|
//
|
|
// Notes: The returned security descriptor must be freed via a call to
|
|
// AccFree
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD
|
|
MakeSDAbsolute(IN PSECURITY_DESCRIPTOR pOriginalSD,
|
|
IN SECURITY_INFORMATION SeInfo,
|
|
OUT PSECURITY_DESCRIPTOR *ppNewSD,
|
|
IN PSID pOwnerToAdd,
|
|
IN PSID pGroupToAdd)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
|
|
BOOL fDAclPresent = FALSE;
|
|
BOOL fSAclPresent = FALSE;
|
|
BOOL fDAclDef = FALSE, fSAclDef = FALSE;
|
|
BOOL fOwnerDef = FALSE, fGroupDef = FALSE;
|
|
PACL pDAcl = NULL, pSAcl = NULL;
|
|
PSID pOwner = NULL, pGroup = NULL;
|
|
ULONG cSize = 0;
|
|
|
|
//
|
|
// First, get the info out of the current SD
|
|
//
|
|
if(FLAG_ON(SeInfo, DACL_SECURITY_INFORMATION))
|
|
{
|
|
if(GetSecurityDescriptorDacl(pOriginalSD, &fDAclPresent, &pDAcl, &fDAclDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
else
|
|
{
|
|
if(pDAcl != NULL)
|
|
{
|
|
cSize += pDAcl->AclSize;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS && FLAG_ON(SeInfo, SACL_SECURITY_INFORMATION))
|
|
{
|
|
if(GetSecurityDescriptorSacl(pOriginalSD, &fSAclPresent, &pSAcl, &fSAclDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
else
|
|
{
|
|
if(pSAcl != NULL)
|
|
{
|
|
cSize += pSAcl->AclSize;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(pOwnerToAdd != NULL)
|
|
{
|
|
pOwner = pOwnerToAdd;
|
|
}
|
|
else
|
|
{
|
|
if(dwErr == ERROR_SUCCESS && FLAG_ON(SeInfo, OWNER_SECURITY_INFORMATION))
|
|
{
|
|
if(GetSecurityDescriptorOwner(pOriginalSD, &pOwner, &fOwnerDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
}
|
|
}
|
|
|
|
if(pGroupToAdd != NULL)
|
|
{
|
|
pGroup = pGroupToAdd;
|
|
}
|
|
else
|
|
{
|
|
if(dwErr == ERROR_SUCCESS && FLAG_ON(SeInfo, GROUP_SECURITY_INFORMATION))
|
|
{
|
|
if(GetSecurityDescriptorGroup(pOriginalSD, &pGroup, &fGroupDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
}
|
|
}
|
|
|
|
if(pOwner != NULL)
|
|
{
|
|
cSize += RtlLengthSid(pOwner);
|
|
}
|
|
|
|
if(pGroup != NULL)
|
|
{
|
|
cSize += RtlLengthSid(pGroup);
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
//
|
|
// Allocate the buffer...
|
|
//
|
|
PBYTE pBuff = (PBYTE)AccAlloc(cSize + sizeof(SECURITY_DESCRIPTOR));
|
|
if(pBuff == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Start copying in the existing items...
|
|
//
|
|
DWORD cLen;
|
|
PBYTE pbEndOBuf = pBuff + cSize + sizeof(SECURITY_DESCRIPTOR);
|
|
|
|
if(pOwner != NULL)
|
|
{
|
|
cLen = RtlLengthSid(pOwner);
|
|
pbEndOBuf -= cLen;
|
|
RtlCopyMemory(pbEndOBuf, pOwner, cLen);
|
|
pOwner = (PSID)pbEndOBuf;
|
|
}
|
|
|
|
if(pGroup != NULL)
|
|
{
|
|
cLen = RtlLengthSid(pGroup);
|
|
pbEndOBuf -= cLen;
|
|
RtlCopyMemory(pbEndOBuf, pGroup, cLen);
|
|
pGroup = (PSID)pbEndOBuf;
|
|
}
|
|
|
|
if(pDAcl != NULL)
|
|
{
|
|
pbEndOBuf -= pDAcl->AclSize;
|
|
RtlCopyMemory(pbEndOBuf, pDAcl, pDAcl->AclSize);
|
|
pDAcl = (PACL)pbEndOBuf;
|
|
}
|
|
|
|
if(pSAcl != NULL)
|
|
{
|
|
pbEndOBuf -= pSAcl->AclSize;
|
|
RtlCopyMemory(pbEndOBuf, pSAcl, pSAcl->AclSize);
|
|
pSAcl = (PACL)pbEndOBuf;
|
|
}
|
|
|
|
//
|
|
// Ok, now build it...
|
|
//
|
|
*ppNewSD = (PSECURITY_DESCRIPTOR)pBuff;
|
|
if(InitializeSecurityDescriptor(*ppNewSD, SECURITY_DESCRIPTOR_REVISION) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS && fDAclPresent == TRUE)
|
|
{
|
|
if(SetSecurityDescriptorDacl(*ppNewSD, TRUE, pDAcl, fDAclDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS && fSAclPresent == TRUE)
|
|
{
|
|
if(SetSecurityDescriptorSacl(*ppNewSD, TRUE, pSAcl, fSAclDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS && pOwner != NULL)
|
|
|
|
{
|
|
if(SetSecurityDescriptorOwner(*ppNewSD, pOwner, fOwnerDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
}
|
|
|
|
if(dwErr == ERROR_SUCCESS && pGroup != NULL)
|
|
|
|
{
|
|
if(SetSecurityDescriptorGroup(*ppNewSD, pGroup, fGroupDef) == FALSE)
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
}
|
|
|
|
//
|
|
// Set the new control bits to look like the old ones (minus the selfrel flag, of
|
|
// course...
|
|
//
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
RtlpPropagateControlBits((PISECURITY_DESCRIPTOR)*ppNewSD,
|
|
(PISECURITY_DESCRIPTOR)pOriginalSD,
|
|
~SE_SELF_RELATIVE );
|
|
}
|
|
|
|
if(dwErr != ERROR_SUCCESS)
|
|
{
|
|
AccFree(*ppNewSD);
|
|
*ppNewSD = NULL;
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: EqualSecurityDescriptors
|
|
//
|
|
// Synopsis: Determines if 2 security descriptors are identical. It does
|
|
// this by comparing control fields, owner/group, and sids.
|
|
//
|
|
// Arguments: [IN pSD1] -- 1st SD to compare
|
|
// [IN pSD2] -- 2nd SD to compare
|
|
//
|
|
// Returns: TRUE -- They are identical
|
|
// FALSE -- They are not identical
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
BOOL
|
|
EqualSecurityDescriptors(IN PSECURITY_DESCRIPTOR pSD1,
|
|
IN PSECURITY_DESCRIPTOR pSD2)
|
|
{
|
|
BOOL fRet = TRUE;
|
|
|
|
SECURITY_DESCRIPTOR *pS1 = (SECURITY_DESCRIPTOR *)pSD1;
|
|
SECURITY_DESCRIPTOR *pS2 = (SECURITY_DESCRIPTOR *)pSD2;
|
|
|
|
if(pS1->Control != pS2->Control)
|
|
{
|
|
return(FALSE);
|
|
}
|
|
|
|
PACL pA1, pA2;
|
|
|
|
//
|
|
// Dacl
|
|
//
|
|
pA1 = RtlpDaclAddrSecurityDescriptor(pS1);
|
|
pA2 = RtlpDaclAddrSecurityDescriptor(pS2);
|
|
|
|
if((pA1 == NULL && pA2 != NULL) || (pA2 == NULL && pA1 != NULL))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
|
|
if(pA1 != NULL)
|
|
{
|
|
if(!(pA1->AclSize == pA2->AclSize && memcmp(pA1, pA2, pA1->AclSize)))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Sacl
|
|
//
|
|
pA1 = RtlpSaclAddrSecurityDescriptor(pS1);
|
|
pA2 = RtlpSaclAddrSecurityDescriptor(pS2);
|
|
|
|
if((pA1 == NULL && pA2 != NULL) || (pA2 == NULL && pA1 != NULL))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
|
|
if(pA1 != NULL)
|
|
{
|
|
if(!(pA1->AclSize == pA2->AclSize && memcmp(pA1, pA2, pA1->AclSize)))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Group
|
|
//
|
|
PSID pSid1, pSid2;
|
|
pSid1 = RtlpGroupAddrSecurityDescriptor(pS1);
|
|
pSid2 = RtlpGroupAddrSecurityDescriptor(pS2);
|
|
|
|
if((pSid1 == NULL && pSid2 != NULL) || (pSid2 == NULL && pSid1 != NULL))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
|
|
if(pSid1 != NULL)
|
|
{
|
|
if(!RtlEqualSid(pSid1, pSid2))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Owner
|
|
//
|
|
pSid1 = RtlpOwnerAddrSecurityDescriptor(pS1);
|
|
pSid2 = RtlpOwnerAddrSecurityDescriptor(pS2);
|
|
|
|
if((pSid1 == NULL && pSid2 != NULL) || (pSid2 == NULL && pSid1 != NULL))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
|
|
if(pSid1 != NULL)
|
|
{
|
|
if(!RtlEqualSid(pSid1, pSid2))
|
|
{
|
|
return(FALSE);
|
|
}
|
|
}
|
|
|
|
acDebugOut((DEB_TRACE, "Nodes 0x%lx and 0x%lx are equal!\n", pSD1, pSD2));
|
|
#ifdef DBG
|
|
DebugDumpSD("SD1", pSD1);
|
|
DebugDumpSD("SD2", pSD2);
|
|
#endif
|
|
|
|
return(TRUE);
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: InsertPropagationFailureEntry
|
|
//
|
|
// Synopsis: Adds a propagation failure entry to the list of items
|
|
// to be written to the event log
|
|
//
|
|
// Arguments: [IN LogList] -- Reference to the log list
|
|
// [IN ErrorCode] -- Error of propagation
|
|
// [IN Protected] -- Flags determining whether the dacl
|
|
// or sacl was protected
|
|
// [IN pwszPath] -- Path that expierneced the error
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
// ERROR_NOT_ENOUGH_MEMORY -- A memory allocation failed
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD
|
|
InsertPropagationFailureEntry( IN CSList& LogList,
|
|
IN ULONG ErrorCode,
|
|
IN ULONG Protected,
|
|
IN PWSTR pwszPath)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
PACCESS_PROP_LOG_ENTRY pEntry = NULL;
|
|
|
|
pEntry = (PACCESS_PROP_LOG_ENTRY)AccAlloc(sizeof(ACCESS_PROP_LOG_ENTRY));
|
|
if(pEntry == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
ACC_ALLOC_AND_COPY_STRINGW(pwszPath, pEntry->pwszPath, dwErr );
|
|
|
|
if(pwszPath == NULL)
|
|
{
|
|
AccFree(pEntry);
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
pEntry->Protected = Protected;
|
|
pEntry->Error = ErrorCode;
|
|
dwErr = LogList.Insert(pEntry);
|
|
|
|
if(dwErr != ERROR_SUCCESS)
|
|
{
|
|
FreePropagationFailureListEntry(pEntry);
|
|
}
|
|
}
|
|
}
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: FreePropagationFailureListEntry
|
|
//
|
|
// Synopsis: Frees the propagation failure list
|
|
//
|
|
// Arguments: [IN LogList] -- Reference to the log list
|
|
//
|
|
// Returns: VOID
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
VOID
|
|
FreePropagationFailureListEntry(IN PVOID Entry)
|
|
{
|
|
PACCESS_PROP_LOG_ENTRY pLogEntry = (PACCESS_PROP_LOG_ENTRY)Entry;
|
|
|
|
AccFree(pLogEntry->pwszPath);
|
|
AccFree(pLogEntry);
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: WritePropagationFailureList
|
|
//
|
|
// Synopsis: Logs the propagation failures to the event log
|
|
//
|
|
// Arguments: [IN EventType] -- Type of event to log:
|
|
// registry or filesystem
|
|
// [IN LogList] -- Reference to the log list
|
|
// [IN hToken] -- Current process/thread token
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
// ERROR_NOT_ENOUGH_MEMORY -- A memory allocation failed
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD
|
|
WritePropagationFailureList(IN ULONG EventType,
|
|
IN CSList& LogList,
|
|
IN HANDLE hToken)
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
HANDLE hEventlog = NULL;
|
|
TOKEN_USER *UserInfo;
|
|
ULONG InfoSize, StrCount, i;
|
|
PSID pSid = NULL;
|
|
BYTE Buffer[ 7 * sizeof( ULONG ) + sizeof( TOKEN_USER ) ], *pBuff = NULL;
|
|
WCHAR ErrorNumberBuffer[25];
|
|
WCHAR wszErrorBuffer[ 256];
|
|
PWSTR pwszStringBuffer = NULL, pwszCurrent;
|
|
PACCESS_PROP_LOG_ENTRY pLogEntry;
|
|
ULONG ProtectedValue;
|
|
|
|
if(LogList.QueryCount() == 0)
|
|
{
|
|
return(dwErr);
|
|
}
|
|
|
|
//
|
|
// Get the user sid
|
|
//
|
|
if(GetTokenInformation(hToken,
|
|
TokenUser,
|
|
(PVOID)&Buffer,
|
|
sizeof(Buffer),
|
|
&InfoSize ) == FALSE )
|
|
{
|
|
dwErr = GetLastError();
|
|
|
|
if(dwErr == ERROR_INSUFFICIENT_BUFFER)
|
|
{
|
|
pBuff = (PBYTE)AccAlloc( InfoSize );
|
|
|
|
if(pBuff == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
|
|
if(GetTokenInformation(hToken,
|
|
TokenUser,
|
|
(PVOID)pBuff,
|
|
InfoSize,
|
|
&InfoSize ) == FALSE )
|
|
{
|
|
dwErr = GetLastError();
|
|
}
|
|
else
|
|
{
|
|
dwErr = ERROR_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
pBuff = Buffer;
|
|
}
|
|
|
|
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
UserInfo = ( PTOKEN_USER )pBuff;
|
|
pSid = UserInfo->User.Sid;
|
|
}
|
|
|
|
//
|
|
// Build the list of paths and associated error codes
|
|
// The format of the buffer is [tab][path] [error][cr/lf]
|
|
//
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
InfoSize = 1;
|
|
|
|
LogList.Reset();
|
|
pLogEntry = (PACCESS_PROP_LOG_ENTRY)LogList.NextData();
|
|
for(; pLogEntry;)
|
|
{
|
|
InfoSize += 1 + wcslen( pLogEntry->pwszPath ) + 5;
|
|
|
|
//
|
|
// Determine the size of the buffer for the error message
|
|
//
|
|
if(pLogEntry->Protected)
|
|
{
|
|
switch(pLogEntry->Protected & (SE_DACL_PROTECTED | SE_SACL_PROTECTED))
|
|
{
|
|
case SE_DACL_PROTECTED | SE_SACL_PROTECTED:
|
|
ProtectedValue = ACCPROV_MARTA_BOTH_PROTECTED;
|
|
break;
|
|
|
|
case SE_DACL_PROTECTED:
|
|
ProtectedValue = ACCPROV_MARTA_DACL_PROTECTED;
|
|
break;
|
|
|
|
case SE_SACL_PROTECTED:
|
|
ProtectedValue = ACCPROV_MARTA_SACL_PROTECTED;
|
|
break;
|
|
|
|
default:
|
|
ProtectedValue = 0;
|
|
break;
|
|
}
|
|
|
|
if (LoadString(ghDll,
|
|
ProtectedValue,
|
|
wszErrorBuffer,
|
|
sizeof( wszErrorBuffer ) / sizeof( WCHAR )) == 0)
|
|
{
|
|
dwErr = GetLastError();
|
|
break;
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM,
|
|
NULL,
|
|
pLogEntry->Error,
|
|
MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US),
|
|
wszErrorBuffer,
|
|
256,
|
|
NULL ) == 0 )
|
|
{
|
|
dwErr = GetLastError();
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
InfoSize += wcslen( wszErrorBuffer );
|
|
pLogEntry = (PACCESS_PROP_LOG_ENTRY)LogList.NextData();
|
|
}
|
|
|
|
//
|
|
// Now, allocate the buffer
|
|
//
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
pwszStringBuffer = (PWSTR)AccAlloc(( InfoSize + 1 ) * sizeof( WCHAR ));
|
|
if(pwszStringBuffer == NULL)
|
|
{
|
|
dwErr = ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
else
|
|
{
|
|
LogList.Reset();
|
|
pwszCurrent = pwszStringBuffer;
|
|
pLogEntry = (PACCESS_PROP_LOG_ENTRY)LogList.NextData();
|
|
for(; pLogEntry;)
|
|
{
|
|
if(pLogEntry->Protected == 0 )
|
|
{
|
|
FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM,
|
|
NULL,
|
|
pLogEntry->Error,
|
|
MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US),
|
|
wszErrorBuffer,
|
|
256,
|
|
NULL );
|
|
}
|
|
else
|
|
{
|
|
switch( pLogEntry->Protected & (SE_DACL_PROTECTED | SE_SACL_PROTECTED))
|
|
{
|
|
case SE_DACL_PROTECTED | SE_SACL_PROTECTED:
|
|
ProtectedValue = ACCPROV_MARTA_BOTH_PROTECTED;
|
|
break;
|
|
|
|
case SE_DACL_PROTECTED:
|
|
ProtectedValue = ACCPROV_MARTA_DACL_PROTECTED;
|
|
break;
|
|
|
|
case SE_SACL_PROTECTED:
|
|
ProtectedValue = ACCPROV_MARTA_SACL_PROTECTED;
|
|
break;
|
|
|
|
default:
|
|
ProtectedValue = 0;
|
|
break;
|
|
}
|
|
|
|
LoadString(ghDll,
|
|
ProtectedValue,
|
|
wszErrorBuffer,
|
|
sizeof( wszErrorBuffer ) / sizeof( WCHAR ));
|
|
}
|
|
InfoSize = swprintf( pwszCurrent,
|
|
L"\r\n\t%ws\t\t%ws",
|
|
pLogEntry->pwszPath,
|
|
wszErrorBuffer );
|
|
|
|
pwszCurrent += InfoSize;
|
|
pLogEntry = (PACCESS_PROP_LOG_ENTRY)LogList.NextData();
|
|
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//
|
|
// Write to the event log
|
|
//
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
dwErr = InitializeEvents();
|
|
|
|
if(dwErr == ERROR_SUCCESS)
|
|
{
|
|
|
|
hEventlog = RegisterEventSource( NULL, L"AclPropagation" );
|
|
|
|
if(hEventlog == NULL)
|
|
{
|
|
|
|
dwErr = GetLastError();
|
|
if(dwErr == RPC_S_UNKNOWN_IF)
|
|
{
|
|
acDebugOut(( DEB_ERROR, "Eventlog service not started!\n" ));
|
|
dwErr = ERROR_SUCCESS;
|
|
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
if( ReportEvent(hEventlog,
|
|
EVENTLOG_INFORMATION_TYPE,
|
|
CATEGORY_NTMARTA,
|
|
EventType,
|
|
pSid,
|
|
1,
|
|
0,
|
|
(LPCTSTR *)&pwszStringBuffer,
|
|
NULL ) == FALSE )
|
|
{
|
|
dwErr = GetLastError();
|
|
|
|
}
|
|
|
|
DeregisterEventSource(hEventlog);
|
|
}
|
|
}
|
|
}
|
|
|
|
if(pBuff != Buffer)
|
|
{
|
|
AccFree(pBuff);
|
|
}
|
|
|
|
if ((dwErr != ERROR_SUCCESS) && (pwszStringBuffer != NULL))
|
|
{
|
|
AccFree(pwszStringBuffer);
|
|
}
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: InitializeEvents
|
|
//
|
|
// Synopsis: Sets the registry values to enable NTMARTA to act as an event source
|
|
//
|
|
// Arguments: void
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD
|
|
InitializeEvents(void)
|
|
{
|
|
|
|
HKEY hKey;
|
|
DWORD dwErr, disp;
|
|
|
|
dwErr = RegCreateKeyEx( HKEY_LOCAL_MACHINE,
|
|
TEXT("System\\CurrentControlSet\\Services\\EventLog\\Application\\AclPropagation"),
|
|
0,
|
|
TEXT(""),
|
|
REG_OPTION_NON_VOLATILE,
|
|
KEY_WRITE,
|
|
NULL,
|
|
&hKey,
|
|
&disp);
|
|
if(dwErr != ERROR_SUCCESS)
|
|
{
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
if (disp == REG_CREATED_NEW_KEY)
|
|
{
|
|
RegSetValueEx( hKey,
|
|
TEXT("EventMessageFile"),
|
|
0,
|
|
REG_EXPAND_SZ,
|
|
(PBYTE) TEXT("%SystemRoot%\\system32\\ntmarta.dll"),
|
|
sizeof(TEXT("%SystemRoot%\\system32\\ntmarta.dll")) );
|
|
|
|
RegSetValueEx( hKey,
|
|
TEXT("CategoryMessageFile"),
|
|
0,
|
|
REG_EXPAND_SZ,
|
|
(PBYTE) TEXT("%SystemRoot%\\system32\\ntmarta.dll"),
|
|
sizeof(TEXT("%SystemRoot%\\system32\\ntmarta.dll")) );
|
|
|
|
disp = EVENTLOG_ERROR_TYPE |
|
|
EVENTLOG_WARNING_TYPE |
|
|
EVENTLOG_INFORMATION_TYPE ;
|
|
|
|
RegSetValueEx( hKey,
|
|
TEXT("TypesSupported"),
|
|
0,
|
|
REG_DWORD,
|
|
(PBYTE) &disp,
|
|
sizeof(DWORD) );
|
|
|
|
disp = CATEGORY_MAX_CATEGORY - 1;
|
|
RegSetValueEx( hKey,
|
|
TEXT("CategoryCount"),
|
|
0,
|
|
REG_DWORD,
|
|
(PBYTE) &disp,
|
|
sizeof(DWORD) );
|
|
|
|
|
|
}
|
|
|
|
RegCloseKey(hKey);
|
|
|
|
return(dwErr);
|
|
}
|
|
|
|
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: SetAccessListLookupServer
|
|
//
|
|
// Synopsis: Sets the name of the server to lookup the names/sids on for
|
|
// the given path
|
|
//
|
|
// Arguments: [IN pwszPath] -- Path to get the server name for
|
|
// [IN AccessList] -- Reference to CAccessList class that
|
|
// needs the server name
|
|
//
|
|
// Returns: ERROR_SUCCESS -- Success
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
DWORD SetAccessListLookupServer(IN PWSTR pwszPath,
|
|
IN CAccessList &AccessList )
|
|
{
|
|
DWORD dwErr = ERROR_SUCCESS;
|
|
PWSTR pwszServer, pwszSep;
|
|
|
|
if( pwszPath && IS_UNC_PATH( pwszPath, wcslen( pwszPath ) ) )
|
|
{
|
|
pwszServer = pwszPath + 2;
|
|
pwszSep = wcschr(pwszServer, L'\\');
|
|
if(pwszSep)
|
|
{
|
|
*pwszSep = UNICODE_NULL;
|
|
}
|
|
|
|
dwErr = AccessList.SetLookupServer(pwszServer);
|
|
|
|
if(pwszSep)
|
|
{
|
|
*pwszSep = L'\\';
|
|
}
|
|
}
|
|
|
|
return(dwErr);
|
|
}
|
|
|