1220 lines
29 KiB
C++
1220 lines
29 KiB
C++
/*++
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Copyright (C) Microsoft Corporation, 1995 - 1997
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All rights reserved.
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Module Name:
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prtsec.cxx
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Abstract:
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Print queue administration.
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Author:
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Albert Ting (AlbertT) 28-Aug-1995
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Environment:
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Revision History:
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28-Aug-1995 AlbertT Munged from prtq32.c.
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--*/
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#include "precomp.hxx"
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#pragma hdrstop
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#include "time.hxx"
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#include "psetup.hxx"
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#include "drvsetup.hxx"
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#include "instarch.hxx"
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#include "portslv.hxx"
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#include "dsinterf.hxx"
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#include "prtprop.hxx"
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#ifdef SECURITY
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#ifndef UNICODE
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#error "Acledit entrypoints are Unicode only."
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#endif
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LPCTSTR gpszAclEdit = TEXT( "acledit.dll" );
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LPCSTR gpszSedDiscretionaryAclEditor = "SedDiscretionaryAclEditor";
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LPCSTR gpszSedSystemAclEditor = "SedSystemAclEditor";
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LPCSTR gpszSedTakeOwnership = "SedTakeOwnership";
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HINSTANCE TPrinterSecurity::ghLibraryAcledit;
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TPrinterSecurity::PFNSED_DISCRETIONARY_ACL_EDITOR
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TPrinterSecurity::gpfnSedDiscretionaryAclEditor;
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TPrinterSecurity::PFNSED_SYSTEM_ACL_EDITOR
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TPrinterSecurity::gpfnSedSystemAclEditor;
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TPrinterSecurity::PFNSED_TAKE_OWNERSHIP
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TPrinterSecurity::gpfnSedTakeOwnership;
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BOOL TPrinterSecurity::gbStringsLoaded = FALSE;
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GENERIC_MAPPING
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TPrinterSecurity::gGenericMappingPrinters = {
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PRINTER_READ,
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PRINTER_WRITE,
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PRINTER_EXECUTE,
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PRINTER_ALL_ACCESS
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};
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GENERIC_MAPPING
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TPrinterSecurity::gGenericMappingDocuments = {
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JOB_READ,
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JOB_WRITE,
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JOB_EXECUTE,
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JOB_ALL_ACCESS
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};
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SED_HELP_INFO
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TPrinterSecurity::gHelpInfoPermissions = {
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NULL,
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{
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ID_HELP_PERMISSIONS_MAIN_DLG,
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0,
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0,
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ID_HELP_PERMISSIONS_ADD_USER_DLG,
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ID_HELP_PERMISSIONS_LOCAL_GROUP,
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ID_HELP_PERMISSIONS_GLOBAL_GROUP,
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ID_HELP_PERMISSIONS_FIND_ACCOUNT
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}
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};
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SED_HELP_INFO
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TPrinterSecurity::gHelpInfoAuditing = {
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NULL,
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{
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ID_HELP_AUDITING_MAIN_DLG,
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0,
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0,
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ID_HELP_AUDITING_ADD_USER_DLG,
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ID_HELP_AUDITING_LOCAL_GROUP,
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ID_HELP_AUDITING_GLOBAL_GROUP,
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ID_HELP_AUDITING_FIND_ACCOUNT
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}
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};
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SED_HELP_INFO
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TPrinterSecurity::gHelpInfoTakeOwnership = {
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NULL,
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{
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ID_HELP_TAKE_OWNERSHIP
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}
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};
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SED_OBJECT_TYPE_DESCRIPTOR
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TPrinterSecurity::gObjectTypeDescriptor = {
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SED_REVISION1, // Revision
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TRUE, // IsContainer
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TRUE, // AllowNewObjectPerms
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TRUE, // MapSpecificPermsToGeneric
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&TPrinterSecurity::gGenericMappingPrinters, // GenericMapping
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&TPrinterSecurity::gGenericMappingDocuments, // GenericMappingNewObjects
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NULL, // ObjectTypeName
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NULL, // HelpInfo
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NULL, // ApplyToSubContainerTitle
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NULL, // ApplyToObjectsTitle
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NULL, // ApplyToSubContainerConfirmation
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NULL, // SpecialObjectAccessTitle
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NULL // SpecialNewObjectAccessTitle
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};
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//
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// Application accesses passed to the discretionary ACL editor
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// as well as the Take Ownership dialog.
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//
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SED_APPLICATION_ACCESS
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TPrinterSecurity::gpDiscretionaryAccessGroup[TPrinterSecurity::PERMS_COUNT] = {
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//
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// No Access:
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//
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{
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SED_DESC_TYPE_CONT_AND_NEW_OBJECT, // Type
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0, // AccessMask1
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0, // AccessMask2
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NULL // PermissionTitle
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},
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//
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// Print permission:
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//
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{
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SED_DESC_TYPE_CONT_AND_NEW_OBJECT,
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GENERIC_EXECUTE | GENERIC_READ | GENERIC_WRITE,
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ACCESS_MASK_NEW_OBJ_NOT_SPECIFIED,
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NULL
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},
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//
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// Document Administer permission:
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//
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{
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SED_DESC_TYPE_CONT_AND_NEW_OBJECT,
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STANDARD_RIGHTS_READ,
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GENERIC_ALL,
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NULL
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},
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//
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// Administer permission:
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//
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{
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SED_DESC_TYPE_CONT_AND_NEW_OBJECT,
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GENERIC_ALL,
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GENERIC_ALL,
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NULL
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}
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};
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//
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// Application accesses passed to the system ACL editor:
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//
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SED_APPLICATION_ACCESS
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TPrinterSecurity::gpSystemAccessGroup[TPrinterSecurity::PERMS_AUDIT_COUNT] = {
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//
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// Print permission:
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//
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{
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SED_DESC_TYPE_AUDIT,
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PRINTER_ACCESS_USE,
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ACCESS_MASK_NEW_OBJ_NOT_SPECIFIED,
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NULL
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},
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{
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SED_DESC_TYPE_AUDIT,
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PRINTER_ACCESS_ADMINISTER | ACCESS_SYSTEM_SECURITY,
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ACCESS_MASK_NEW_OBJ_NOT_SPECIFIED,
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NULL
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},
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{
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SED_DESC_TYPE_AUDIT,
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DELETE,
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ACCESS_MASK_NEW_OBJ_NOT_SPECIFIED,
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NULL
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},
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{
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SED_DESC_TYPE_AUDIT,
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WRITE_DAC,
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ACCESS_MASK_NEW_OBJ_NOT_SPECIFIED,
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NULL
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},
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{
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SED_DESC_TYPE_AUDIT,
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WRITE_OWNER,
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ACCESS_MASK_NEW_OBJ_NOT_SPECIFIED,
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NULL
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}
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};
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/********************************************************************
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Acquire a single privilege. This routine needs to be rewritten
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if multiple privleges are required at once.
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********************************************************************/
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class TAcquirePrivilege {
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SIGNATURE( 'acpr' )
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public:
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TAcquirePrivilege( LPTSTR pszPrivilegeName );
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~TAcquirePrivilege();
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BOOL
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bValid(
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VOID
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)
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{
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return _pPrivilegesOld ? TRUE : FALSE;
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}
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private:
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enum _CONSTANTS {
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kPrivilegeSizeHint = 256,
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kPrivCount = 1
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};
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HANDLE _hToken;
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PTOKEN_PRIVILEGES _pPrivilegesOld;
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};
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/********************************************************************
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TAcquirePrivilege
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********************************************************************/
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TAcquirePrivilege::
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TAcquirePrivilege(
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LPTSTR pszPrivilegeName
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) : _hToken( NULL ), _pPrivilegesOld( NULL )
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/*++
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Routine Description:
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This adjusts the token to acquire one privilege.
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Note: This is efficient only for acquiring a single privilege.
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For multiple privileges, this routine should be rewritten
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so that the _hToken is reused.
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Arguments:
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pszPrivilegeName - Privilege string to acquire.
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Return Value:
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--*/
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{
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if( !OpenThreadToken( GetCurrentThread( ),
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TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
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TRUE,
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&_hToken )){
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SPLASSERT( !_hToken );
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if( GetLastError() == ERROR_NO_TOKEN ){
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//
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// This means we are not impersonating anybody.
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// Get the token out of the process.
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//
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if( !OpenProcessToken( GetCurrentProcess( ),
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TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
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&_hToken )){
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SPLASSERT( !_hToken );
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return;
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}
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} else {
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SPLASSERT( !_hToken );
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return;
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}
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}
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//
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// We have a valid _hToken at this point.
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//
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BYTE abyPrivileges[sizeof( TOKEN_PRIVILEGES ) +
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(( kPrivCount - 1 ) *
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sizeof( LUID_AND_ATTRIBUTES ))];
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PTOKEN_PRIVILEGES pPrivilegesNew;
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pPrivilegesNew = (PTOKEN_PRIVILEGES)abyPrivileges;
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ZeroMemory( abyPrivileges, sizeof( abyPrivileges ));
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if( !LookupPrivilegeValue( NULL,
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pszPrivilegeName,
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&pPrivilegesNew->Privileges[0].Luid )){
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DBGMSG( DBG_WARN,
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( "AcquirePrivilege.ctr: LookupPrivilegeValue failed: %d\n",
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GetLastError( )));
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return;
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}
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//
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// Save previous privileges.
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//
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DWORD cbPrivilegesOld = kPrivilegeSizeHint;
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TStatusB bStatus;
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Retry:
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_pPrivilegesOld = (PTOKEN_PRIVILEGES)AllocMem( cbPrivilegesOld );
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if( !_pPrivilegesOld ){
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return;
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}
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//
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// Set up the privilege set we will need.
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//
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pPrivilegesNew->PrivilegeCount = kPrivCount;
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//
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// Luid set above.
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//
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pPrivilegesNew->Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
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bStatus DBGCHK = AdjustTokenPrivileges( _hToken,
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FALSE,
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pPrivilegesNew,
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cbPrivilegesOld,
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_pPrivilegesOld,
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&cbPrivilegesOld );
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if( !bStatus ){
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FreeMem( _pPrivilegesOld );
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_pPrivilegesOld = NULL;
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if( GetLastError() == ERROR_INSUFFICIENT_BUFFER ){
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goto Retry;
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}
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DBGMSG( DBG_WARN,
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( "AcquirePrivilege.ctr: AdjustTokenPrivileges failed: Error %d\n",
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GetLastError( )));
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return;
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}
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//
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// _pPrivilegesOld is our valid check.
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//
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}
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TAcquirePrivilege::
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~TAcquirePrivilege(
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VOID
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)
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/*++
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Routine Description:
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Restore privileges and free buffer.
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_hToken needs to be close if it is non-NULL. _pPrivilegeOld
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is our valid check.
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Arguments:
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Return Value:
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--*/
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{
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if( _pPrivilegesOld ){
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TStatusB bStatus;
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bStatus DBGCHK = AdjustTokenPrivileges( _hToken,
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FALSE,
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_pPrivilegesOld,
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0,
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NULL,
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NULL );
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FreeMem( _pPrivilegesOld );
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}
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if( _hToken ){
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CloseHandle( _hToken );
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}
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}
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/********************************************************************
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Security.
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********************************************************************/
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BOOL
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TPrinterSecurity::
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bInitStrings(
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VOID
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)
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{
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//
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// Check whether the strings have been loaded.
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//
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if( gbStringsLoaded == TRUE ){
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return TRUE;
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}
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gbStringsLoaded = TRUE;
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gHelpInfoPermissions.pszHelpFileName = (LPTSTR)gszWindowsHlp;
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gHelpInfoAuditing.pszHelpFileName = (LPTSTR)gszWindowsHlp;
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gHelpInfoTakeOwnership.pszHelpFileName = (LPTSTR)gszWindowsHlp;
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gObjectTypeDescriptor.ObjectTypeName =
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pszLoadString( ghInst, IDS_PRINTER );
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gpDiscretionaryAccessGroup[PERMS_NOACC].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_NOACCESS );
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gpDiscretionaryAccessGroup[PERMS_PRINT].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_PRINT );
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gpDiscretionaryAccessGroup[PERMS_DOCAD].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_ADMINISTERDOCUMENTS );
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gpDiscretionaryAccessGroup[PERMS_ADMIN].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_ADMINISTER );
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gpSystemAccessGroup[PERMS_AUDIT_PRINT].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_AUDIT_PRINT );
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gpSystemAccessGroup[PERMS_AUDIT_ADMINISTER].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_AUDIT_ADMINISTER );
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gpSystemAccessGroup[PERMS_AUDIT_DELETE].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_AUDIT_DELETE );
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gpSystemAccessGroup[PERMS_AUDIT_CHANGE_PERMISSIONS].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_CHANGE_PERMISSIONS );
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gpSystemAccessGroup[PERMS_AUDIT_TAKE_OWNERSHIP].PermissionTitle =
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pszLoadString( ghInst, IDS_SEC_TAKE_OWNERSHIP );
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return TRUE;
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}
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BOOL
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TPrinterSecurity::
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bHandleMessage(
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UINT uMsg,
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WPARAM wParam,
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LPARAM lParam
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)
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{
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switch( uMsg ){
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case WM_INITDIALOG:
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if( !bInitStrings( )){
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DBGMSG( DBG_ERROR,
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( "PrinterSecurity.bHandlMessage: InitStrings failed %d\n",
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GetLastError( )));
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}
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return TRUE;
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case WM_HELP:
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case WM_CONTEXTMENU:
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return PrintUIHelp( uMsg, _hDlg, wParam, lParam );
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case WM_DESTROY:
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return TRUE;
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case WM_COMMAND:
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switch( GET_WM_COMMAND_ID( wParam, lParam )){
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case IDC_SEC_PERMS:
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vCallDiscretionaryAclEditor();
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break;
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case IDC_SEC_AUDIT:
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vCallSystemAclEditor();
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break;
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case IDC_SEC_OWNER:
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vCallTakeOwnershipDialog();
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break;
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}
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}
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return FALSE;
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}
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/********************************************************************
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Load the dll.
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********************************************************************/
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BOOL
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TPrinterSecurity::
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bLoadAcledit(
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VOID
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)
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|
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/*++
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Routine Description:
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Loads acledit and sets pfns.
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Note: Not multithread safe, no unloading done.
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Arguments:
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Return Value:
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TRUE = success, FALSE = error.
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--*/
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{
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if( ghLibraryAcledit ){
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return TRUE;
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}
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ghLibraryAcledit = LoadLibrary( gpszAclEdit );
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|
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if( !ghLibraryAcledit ){
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goto Fail;
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}
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|
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gpfnSedDiscretionaryAclEditor =
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(PFNSED_DISCRETIONARY_ACL_EDITOR)GetProcAddress(
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ghLibraryAcledit,
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gpszSedDiscretionaryAclEditor );
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|
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gpfnSedSystemAclEditor =
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(PFNSED_SYSTEM_ACL_EDITOR)GetProcAddress(
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ghLibraryAcledit,
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gpszSedSystemAclEditor );
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gpfnSedTakeOwnership =
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(PFNSED_TAKE_OWNERSHIP)GetProcAddress(
|
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ghLibraryAcledit,
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gpszSedTakeOwnership );
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if( !gpfnSedDiscretionaryAclEditor ||
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!gpfnSedSystemAclEditor ||
|
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!gpfnSedTakeOwnership ){
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FreeLibrary( ghLibraryAcledit );
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ghLibraryAcledit = NULL;
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goto Fail;
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}
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return TRUE;
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|
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Fail:
|
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vShowUnexpectedError( NULL, IDS_ERR_PRINTER_PROP_TITLE );
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return FALSE;
|
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}
|
|
|
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/********************************************************************
|
|
|
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Bring up each of the dialogs.
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|
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********************************************************************/
|
|
|
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VOID
|
|
TPrinterSecurity::
|
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vCallDiscretionaryAclEditor(
|
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VOID
|
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)
|
|
|
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/*++
|
|
|
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Routine Description:
|
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|
|
Edit access privileges of print queue.
|
|
|
|
Arguments:
|
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|
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Return Values:
|
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|
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--*/
|
|
|
|
{
|
|
HANDLE hPrinterWriteDac = NULL;;
|
|
DWORD dwAccess = WRITE_DAC;
|
|
SED_APPLICATION_ACCESSES ApplicationAccesses;
|
|
DWORD SedStatus;
|
|
TStatusB bStatus;
|
|
TStatus Status;
|
|
|
|
Status DBGNOCHK = 0;
|
|
|
|
PPRINTER_INFO_3 pInfo3 = NULL;
|
|
DWORD cbInfo3 = 0;
|
|
|
|
if( !bLoadAcledit( )){
|
|
goto Fail;
|
|
}
|
|
|
|
//
|
|
// Get the security descriptor.
|
|
//
|
|
if( !_pPrinterData->hPrinter( )){
|
|
|
|
Status DBGCHK = ERROR_ACCESS_DENIED;
|
|
goto Fail;
|
|
}
|
|
|
|
bStatus DBGCHK = VDataRefresh::bGetPrinter( _pPrinterData->hPrinter(),
|
|
3,
|
|
(PVOID*)&pInfo3,
|
|
&cbInfo3 );
|
|
if( !bStatus ){
|
|
|
|
SPLASSERT( !pInfo3 );
|
|
|
|
Status DBGCHK = GetLastError();
|
|
goto Fail;
|
|
}
|
|
|
|
SECURITY_CONTEXT SecurityContext;
|
|
|
|
Status DBGCHK = TPrinter::sOpenPrinter( _pPrinterData->strPrinterName(),
|
|
&dwAccess,
|
|
&hPrinterWriteDac );
|
|
if( Status == ERROR_SUCCESS){
|
|
SPLASSERT( hPrinterWriteDac );
|
|
SecurityContext.hPrinter = hPrinterWriteDac;
|
|
} else {
|
|
SPLASSERT( !hPrinterWriteDac );
|
|
SecurityContext.hPrinter = _pPrinterData->hPrinter();
|
|
}
|
|
|
|
SecurityContext.SecurityInformation = DACL_SECURITY_INFORMATION;
|
|
SecurityContext.pPrinterSecurity = this;
|
|
|
|
//
|
|
// Pass all the permissions to the ACL editor,
|
|
// and set up the type required:
|
|
//
|
|
ApplicationAccesses.Count = PERMS_COUNT;
|
|
ApplicationAccesses.AccessGroup = gpDiscretionaryAccessGroup;
|
|
ApplicationAccesses.DefaultPermName =
|
|
gpDiscretionaryAccessGroup[PERMS_PRINT].PermissionTitle;
|
|
|
|
COUNT i;
|
|
for( i = 0; i < PERMS_COUNT; ++i ){
|
|
ApplicationAccesses.AccessGroup[i].Type =
|
|
SED_DESC_TYPE_CONT_AND_NEW_OBJECT;
|
|
}
|
|
|
|
SED_OBJECT_TYPE_DESCRIPTOR Descriptor = gObjectTypeDescriptor;
|
|
|
|
Descriptor.AllowNewObjectPerms = TRUE;
|
|
Descriptor.HelpInfo = &gHelpInfoPermissions;
|
|
|
|
Status DBGCHK = (*gpfnSedDiscretionaryAclEditor)(
|
|
_hDlg,
|
|
ghInst,
|
|
(LPTSTR)(LPCTSTR)_pPrinterData->strServerName(),
|
|
&Descriptor,
|
|
&ApplicationAccesses,
|
|
(LPTSTR)(LPCTSTR)_pPrinterData->strPrinterName(),
|
|
SedCallback2,
|
|
(DWORD)&SecurityContext,
|
|
pInfo3->pSecurityDescriptor,
|
|
FALSE,
|
|
(BOOLEAN)!hPrinterWriteDac,
|
|
&SedStatus,
|
|
0 );
|
|
|
|
Fail:
|
|
|
|
if( Status ){
|
|
SetLastError( Status );
|
|
vShowUnexpectedError( NULL, IDS_ERR_PRINTER_PROP_TITLE );
|
|
}
|
|
|
|
//
|
|
// Close the printer use to write the Dac.
|
|
//
|
|
if( hPrinterWriteDac ){
|
|
ClosePrinter( hPrinterWriteDac );
|
|
}
|
|
|
|
FreeMem( pInfo3 );
|
|
}
|
|
|
|
VOID
|
|
TPrinterSecurity::
|
|
vCallSystemAclEditor(
|
|
VOID
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Edit auditing properties of print queue.
|
|
|
|
Arguments:
|
|
|
|
Return Values:
|
|
|
|
--*/
|
|
|
|
{
|
|
HANDLE hPrinterSystemAccess = NULL;
|
|
SED_APPLICATION_ACCESSES ApplicationAccesses;
|
|
DWORD SedStatus;
|
|
TStatusB bStatus;
|
|
TStatus Status;
|
|
|
|
Status DBGNOCHK = 0;
|
|
|
|
if( !bLoadAcledit( )){
|
|
return;
|
|
}
|
|
|
|
{
|
|
TAcquirePrivilege AcquirePrivilege( SE_SECURITY_NAME );
|
|
|
|
if( !VALID_OBJ( AcquirePrivilege )){
|
|
vShowUnexpectedError( NULL, IDS_ERR_PRINTER_PROP_TITLE );
|
|
return;
|
|
}
|
|
|
|
DWORD dwAccess = ACCESS_SYSTEM_SECURITY;
|
|
Status DBGCHK = TPrinter::sOpenPrinter(
|
|
_pPrinterData->strPrinterName(),
|
|
&dwAccess,
|
|
&hPrinterSystemAccess );
|
|
|
|
if( Status != ERROR_SUCCESS ){
|
|
vShowUnexpectedError( NULL, IDS_ERR_PRINTER_PROP_TITLE );
|
|
return;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Get the security descriptor.
|
|
//
|
|
PPRINTER_INFO_3 pInfo3 = NULL;
|
|
DWORD cbInfo3 = 0;
|
|
|
|
bStatus DBGCHK = VDataRefresh::bGetPrinter( hPrinterSystemAccess,
|
|
3,
|
|
(PVOID*)&pInfo3,
|
|
&cbInfo3 );
|
|
if( !bStatus ){
|
|
Status DBGCHK = GetLastError();
|
|
goto Fail;
|
|
}
|
|
|
|
SECURITY_CONTEXT SecurityContext;
|
|
|
|
SecurityContext.SecurityInformation = SACL_SECURITY_INFORMATION;
|
|
SecurityContext.pPrinterSecurity = this;
|
|
|
|
SPLASSERT( hPrinterSystemAccess );
|
|
SecurityContext.hPrinter = hPrinterSystemAccess;
|
|
|
|
//
|
|
// Pass only the Print and Administer permissions to the ACL editor,
|
|
// and set up the type required:
|
|
//
|
|
ApplicationAccesses.Count = PERMS_AUDIT_COUNT;
|
|
ApplicationAccesses.AccessGroup = gpSystemAccessGroup;
|
|
ApplicationAccesses.DefaultPermName =
|
|
gpDiscretionaryAccessGroup[PERMS_PRINT].PermissionTitle;
|
|
|
|
SED_OBJECT_TYPE_DESCRIPTOR Descriptor = gObjectTypeDescriptor;
|
|
|
|
Descriptor.AllowNewObjectPerms = FALSE;
|
|
Descriptor.HelpInfo = &gHelpInfoAuditing;
|
|
|
|
Status DBGCHK = (*gpfnSedSystemAclEditor)(
|
|
_hDlg,
|
|
ghInst,
|
|
(LPTSTR)(LPCTSTR)_pPrinterData->strServerName(),
|
|
&Descriptor,
|
|
&ApplicationAccesses,
|
|
(LPTSTR)(LPCTSTR)_pPrinterData->strPrinterName(),
|
|
SedCallback2,
|
|
(DWORD)&SecurityContext,
|
|
pInfo3->pSecurityDescriptor,
|
|
FALSE,
|
|
&SedStatus,
|
|
0 );
|
|
|
|
Fail:
|
|
|
|
if( Status ){
|
|
SetLastError( Status );
|
|
vShowUnexpectedError( NULL, IDS_ERR_PRINTER_PROP_TITLE );
|
|
}
|
|
|
|
FreeMem( pInfo3 );
|
|
|
|
if( hPrinterSystemAccess ){
|
|
ClosePrinter( hPrinterSystemAccess );
|
|
}
|
|
}
|
|
|
|
|
|
VOID
|
|
TPrinterSecurity::
|
|
vCallTakeOwnershipDialog(
|
|
VOID
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Edit ownership of print queue.
|
|
|
|
How does a user get to this dialog if they can't get properties
|
|
on a printer?
|
|
|
|
Arguments:
|
|
|
|
Return Values:
|
|
|
|
--*/
|
|
|
|
{
|
|
SED_APPLICATION_ACCESSES ApplicationAccesses;
|
|
DWORD SedStatus;
|
|
TStatusB bStatus;
|
|
TStatus Status;
|
|
HANDLE hPrinterWriteOwner = NULL;
|
|
|
|
Status DBGNOCHK = 0;
|
|
|
|
if( !bLoadAcledit( )){
|
|
return;
|
|
}
|
|
|
|
//
|
|
// Get the security descriptor.
|
|
//
|
|
PPRINTER_INFO_3 pInfo3 = NULL;
|
|
DWORD cbInfo3 = 0;
|
|
|
|
//
|
|
// Attempt to retrieve the previous owner.
|
|
//
|
|
if( _pPrinterData->hPrinter( )){
|
|
|
|
bStatus DBGCHK = VDataRefresh::bGetPrinter( _pPrinterData->hPrinter(),
|
|
3,
|
|
(PVOID*)&pInfo3,
|
|
&cbInfo3 );
|
|
}
|
|
|
|
{
|
|
TAcquirePrivilege AcquirePrivilege( SE_TAKE_OWNERSHIP_NAME );
|
|
SECURITY_CONTEXT SecurityContext;
|
|
DWORD dwAccess = WRITE_OWNER;
|
|
|
|
Status DBGCHK = TPrinter::sOpenPrinter( _pPrinterData->strPrinterName(),
|
|
&dwAccess,
|
|
&hPrinterWriteOwner );
|
|
if( Status == ERROR_SUCCESS){
|
|
SPLASSERT( hPrinterWriteOwner );
|
|
SecurityContext.hPrinter = hPrinterWriteOwner;
|
|
} else {
|
|
SPLASSERT( !hPrinterWriteOwner );
|
|
SecurityContext.hPrinter = _pPrinterData->hPrinter();
|
|
}
|
|
|
|
SecurityContext.SecurityInformation = OWNER_SECURITY_INFORMATION;
|
|
SecurityContext.pPrinterSecurity = this;
|
|
|
|
ApplicationAccesses.Count = PERMS_COUNT;
|
|
ApplicationAccesses.AccessGroup = gpDiscretionaryAccessGroup;
|
|
ApplicationAccesses.DefaultPermName =
|
|
gpDiscretionaryAccessGroup[PERMS_PRINT].PermissionTitle;
|
|
|
|
COUNT i;
|
|
for( i = 0; i < PERMS_COUNT; ++i ){
|
|
ApplicationAccesses.AccessGroup[i].Type = SED_DESC_TYPE_AUDIT;
|
|
}
|
|
|
|
BOOL bCantReadOwner;
|
|
PSECURITY_DESCRIPTOR pSecurityDescriptor;
|
|
|
|
bCantReadOwner = pInfo3 ? FALSE : TRUE;
|
|
pSecurityDescriptor = pInfo3 ?
|
|
pInfo3->pSecurityDescriptor :
|
|
NULL;
|
|
TString strPrinter;
|
|
bStatus DBGCHK = strPrinter.bLoadString( ghInst, IDS_PRINTER );
|
|
|
|
Status DBGCHK = (*gpfnSedTakeOwnership)(
|
|
_hDlg,
|
|
ghInst,
|
|
(LPTSTR)(LPCTSTR)_pPrinterData->strServerName(),
|
|
(LPTSTR)(LPCTSTR)strPrinter,
|
|
(LPTSTR)(LPCTSTR)_pPrinterData->strPrinterName(),
|
|
1,
|
|
SedCallback2,
|
|
(DWORD)&SecurityContext,
|
|
pSecurityDescriptor,
|
|
(BOOLEAN)bCantReadOwner,
|
|
(BOOLEAN)!hPrinterWriteOwner,
|
|
&SedStatus,
|
|
&gHelpInfoTakeOwnership,
|
|
0 );
|
|
}
|
|
|
|
if( hPrinterWriteOwner ){
|
|
ClosePrinter( hPrinterWriteOwner );
|
|
}
|
|
|
|
FreeMem( pInfo3 );
|
|
}
|
|
|
|
|
|
/********************************************************************
|
|
|
|
Security callback routine.
|
|
|
|
********************************************************************/
|
|
|
|
DWORD
|
|
TPrinterSecurity::
|
|
SedCallback2(
|
|
HWND hwndParent,
|
|
HANDLE hInstance,
|
|
DWORD dwCallBackContext,
|
|
PSECURITY_DESCRIPTOR psdUpdated,
|
|
PSECURITY_DESCRIPTOR pSecDescNewObjects,
|
|
BOOLEAN bApplyToSubContainers,
|
|
BOOLEAN bApplyToSubObjects,
|
|
LPDWORD pdwStatusReturn
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Called by acledit to process writes.
|
|
|
|
Arguments:
|
|
|
|
<insert>.
|
|
|
|
Return Values:
|
|
|
|
<insert>.
|
|
|
|
--*/
|
|
|
|
{
|
|
UNREFERENCED_PARAMETER( pdwStatusReturn );
|
|
UNREFERENCED_PARAMETER( bApplyToSubObjects );
|
|
UNREFERENCED_PARAMETER( bApplyToSubContainers );
|
|
UNREFERENCED_PARAMETER( pSecDescNewObjects );
|
|
UNREFERENCED_PARAMETER( hInstance );
|
|
UNREFERENCED_PARAMETER( hwndParent );
|
|
|
|
PSECURITY_CONTEXT pSecurityContext;
|
|
SECURITY_DESCRIPTOR SecurityDescriptorNew;
|
|
PSECURITY_DESCRIPTOR pSelfRelativeSD = NULL;
|
|
DWORD cbSelfRelativeSD;
|
|
|
|
TStatusB bStatus;
|
|
|
|
pSecurityContext = (PSECURITY_CONTEXT)dwCallBackContext;
|
|
SPLASSERT( pSecurityContext->hPrinter );
|
|
|
|
if( InitializeSecurityDescriptor( &SecurityDescriptorNew,
|
|
SECURITY_DESCRIPTOR_REVISION1 ) &&
|
|
BuildNewSecurityDescriptor( &SecurityDescriptorNew,
|
|
pSecurityContext->SecurityInformation,
|
|
psdUpdated )){
|
|
|
|
pSelfRelativeSD = AllocCopySecurityDescriptor( &SecurityDescriptorNew,
|
|
&cbSelfRelativeSD );
|
|
} else {
|
|
|
|
DBGMSG( DBG_ERROR, ( "PrinterSecurity.SedCallback2: InitializeSD failedt %d\n",
|
|
GetLastError( )));
|
|
}
|
|
|
|
if( !pSelfRelativeSD ){
|
|
|
|
DBGMSG( DBG_WARN,
|
|
( "PrinterSecurity.SedCallback2: Alloc copy sd failed %d\n",
|
|
GetLastError( )));
|
|
|
|
SPLASSERT( GetLastError( ));
|
|
|
|
vShowUnexpectedError( NULL, IDS_ERR_PRINTER_PROP_TITLE );
|
|
return GetLastError();
|
|
}
|
|
|
|
PRINTER_INFO_3 PrinterInfo3;
|
|
|
|
PrinterInfo3.pSecurityDescriptor = pSelfRelativeSD;
|
|
|
|
bStatus DBGCHK = SetPrinter( pSecurityContext->hPrinter,
|
|
3,
|
|
(PBYTE)&PrinterInfo3,
|
|
0 );
|
|
//
|
|
// Free the newly created sd.
|
|
//
|
|
FreeMem( pSelfRelativeSD );
|
|
|
|
if( !bStatus ){
|
|
|
|
SPLASSERT( GetLastError( ));
|
|
|
|
iMessage( NULL,
|
|
IDS_ERR_PRINTER_PROP_TITLE,
|
|
IDS_ERR_SAVE_PRINTER,
|
|
MB_OK|MB_ICONHAND,
|
|
kMsgGetLastError,
|
|
NULL );
|
|
|
|
return GetLastError();
|
|
}
|
|
|
|
//
|
|
// Refresh the property page set.
|
|
//
|
|
pSecurityContext->pPrinterSecurity->vReloadPages();
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
|
|
/********************************************************************
|
|
|
|
Helpers.
|
|
|
|
********************************************************************/
|
|
|
|
|
|
BOOL
|
|
TPrinterSecurity::
|
|
BuildNewSecurityDescriptor(
|
|
PSECURITY_DESCRIPTOR psdNew,
|
|
SECURITY_INFORMATION SecurityInformation,
|
|
PSECURITY_DESCRIPTOR psdUpdated
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Builds new security desriptor.
|
|
|
|
Arguments:
|
|
|
|
Return Values:
|
|
|
|
--*/
|
|
|
|
{
|
|
BOOL bDefaulted = FALSE;
|
|
PSID pOwnerSid = NULL;
|
|
PSID pGroupSid = NULL;
|
|
BOOL bDaclPresent = FALSE;
|
|
PACL pDacl = NULL;
|
|
BOOL bSaclPresent = FALSE;
|
|
PACL pSacl = NULL;
|
|
TStatusB bStatus;
|
|
|
|
switch( SecurityInformation ){
|
|
case OWNER_SECURITY_INFORMATION:
|
|
|
|
if( GetSecurityDescriptorOwner( psdUpdated,
|
|
&pOwnerSid,
|
|
&bDefaulted )){
|
|
|
|
bStatus DBGCHK = SetSecurityDescriptorOwner( psdNew,
|
|
pOwnerSid,
|
|
bDefaulted );
|
|
}
|
|
break;
|
|
|
|
case DACL_SECURITY_INFORMATION:
|
|
|
|
if( GetSecurityDescriptorDacl( psdUpdated,
|
|
&bDaclPresent,
|
|
&pDacl,
|
|
&bDefaulted )) {
|
|
|
|
bStatus DBGCHK = SetSecurityDescriptorDacl( psdNew,
|
|
bDaclPresent,
|
|
pDacl,
|
|
bDefaulted );
|
|
}
|
|
break;
|
|
|
|
case SACL_SECURITY_INFORMATION:
|
|
|
|
if( GetSecurityDescriptorSacl( psdUpdated,
|
|
&bSaclPresent,
|
|
&pSacl,
|
|
&bDefaulted )) {
|
|
|
|
bStatus DBGCHK = SetSecurityDescriptorSacl( psdNew,
|
|
bSaclPresent,
|
|
pSacl,
|
|
bDefaulted );
|
|
}
|
|
break;
|
|
|
|
default:
|
|
|
|
DBGMSG( DBG_ERROR, ( "PrinterSecurity.BuildSD: Unknown type %d\n",
|
|
SecurityInformation ));
|
|
return FALSE;
|
|
}
|
|
|
|
return bStatus;
|
|
}
|
|
|
|
|
|
PSECURITY_DESCRIPTOR
|
|
TPrinterSecurity::
|
|
AllocCopySecurityDescriptor(
|
|
IN PSECURITY_DESCRIPTOR pSecurityDescriptor,
|
|
OUT PDWORD pdwLength
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Alloc copy of security descriptor.
|
|
|
|
Arguments:
|
|
|
|
pSecurityDescriptor - sd to copy.
|
|
|
|
pdwLength - Output length.
|
|
|
|
Return Value:
|
|
|
|
Newly allocated sd. NULL if failed.
|
|
|
|
--*/
|
|
|
|
{
|
|
PSECURITY_DESCRIPTOR psdCopy;
|
|
DWORD dwLength;
|
|
|
|
dwLength = GetSecurityDescriptorLength(pSecurityDescriptor);
|
|
|
|
psdCopy = AllocMem( dwLength );
|
|
|
|
if( psdCopy ){
|
|
|
|
MakeSelfRelativeSD( pSecurityDescriptor,
|
|
psdCopy,
|
|
&dwLength);
|
|
|
|
*pdwLength = dwLength;
|
|
}
|
|
|
|
return psdCopy;
|
|
}
|
|
|
|
#endif // def SECURITY
|