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Description:

IsValidSecurityDescriptor erprüft a Security Descriptor (SECURITY_DESCRIPTOR structure) on its Gültigkeit. These function there only NT-based Windowssystemen.

Deklaration:

DEF @IsValidSecurityDescriptor(1) !ADVAPI32,IsValidSecurityDescriptor

Parameter:

1.Parameter: Memory-Variable with of/ one SECURITY_DESCRIPTOR structure or address of/ one SECURITY_DESCRIPTOR structure.

Return Value:

1 whom the Security Descriptor validly is, 0 otherwise.

Examples:

Compile Mark Separation

DEF @IsValidSecurityDescriptor(1) !"ADVAPI32","IsValidSecurityDescriptor"
DEF @GetFileSecurity(5) !"ADVAPI32","GetFileSecurityA"
DEF @GetLastError(0) !"KERNEL32","GetLastError"
DEF @SetLastError(1) !"KERNEL32","SetLastError"
Declare NEEDED#,SIDa#,Fehler&,NEEDED&,PSECURITY_DESCRIPTOR#
Declare FILENAME$
DIM Needed#,4
LET FILENAME$=@LOADFILE$("Datei wählen","*.*")
ADDSTRING "Security Descriptor von "+FILENAME$
Clear Needed#
LET Fehler&=@GetFileSecurity(@ADDR(Filename$),$1 | $2 | $4,0,0,Needed#)
ADDSTRING "Rückgabe von GetFileSecurity="+@STR$(Fehler&)
ADDSTRING "Letzter API-Fehler="+@STR$(@GetLastError())
LET NEEDED&=@LONG(Needed#,0)
ADDSTRING "Erforderliche Länge des Security Descriptor="+@STR$(Needed&)
CASE NEEDED&=0 : LET NEEDED&=1024
DIM PSECURITY_DESCRIPTOR#,Needed&
Clear PSECURITY_DESCRIPTOR#
@SetLastError(0)
LET Fehler&=@GetFileSecurity(@ADDR(Filename$),$1 | $2 | $4,PSECURITY_DESCRIPTOR#,NEEDED&,Needed#)
ADDSTRING "Rückgabe von GetFileSecurity="+@STR$(Fehler&)
ADDSTRING "Letzter API-Fehler="+@STR$(@GetLastError())
LET Fehler&=@IsValidSecurityDescriptor(PSECURITY_DESCRIPTOR#)
ADDSTRING "Rückgabe von IsValidSecurityDescriptor="+@STR$(Fehler&)
ADDSTRING "Letzter API-Fehler="+@STR$(@GetLastError())
Dispose NEEDED#
Dispose PSECURITY_DESCRIPTOR#
@EDITBOX("Rückgaben",1pan class=s2>)