lib/advapi32/sec/misc.c

   1 /*
   2  */
   3
   4 #define NTOS_MODE_USER
   5 #include <ntos.h>
   6 #include <windows.h>
   7
   8
   9 WINBOOL STDCALL
  10 AreAllAccessesGranted(DWORD GrantedAccess,
  11                       DWORD DesiredAccess)
  12 {
  13   return((BOOL)RtlAreAllAccessesGranted(GrantedAccess,
  14                                         DesiredAccess));
  15 }
  16
  17
  18 WINBOOL STDCALL
  19 AreAnyAccessesGranted(DWORD GrantedAccess,
  20                       DWORD DesiredAccess)
  21 {
  22   return((BOOL)RtlAreAnyAccessesGranted(GrantedAccess,
  23                                         DesiredAccess));
  24 }
  25
  26
  27 WINBOOL STDCALL
  28 GetKernelObjectSecurity(HANDLE Handle,
  29                         SECURITY_INFORMATION RequestedInformation,
  30                         PSECURITY_DESCRIPTOR pSecurityDescriptor,
  31                         DWORD nLength,
  32                         LPDWORD lpnLengthNeeded)
  33 {
  34   NTSTATUS Status;
  35
  36   Status = NtQuerySecurityObject(Handle,
  37                                  RequestedInformation,
  38                                  pSecurityDescriptor,
  39                                  nLength,
  40                                  lpnLengthNeeded);
  41   if (!NT_SUCCESS(Status))
  42     {
  43       SetLastError(RtlNtStatusToDosError(Status));
  44       return(FALSE);
  45     }
  46   return(TRUE);
  47 }
  48
  49
  50 BOOL STDCALL
  51 SetKernelObjectSecurity(HANDLE Handle,
  52                         SECURITY_INFORMATION SecurityInformation,
  53                         PSECURITY_DESCRIPTOR SecurityDescriptor)
  54 {
  55   NTSTATUS Status;
  56
  57   Status = NtSetSecurityObject(Handle,
  58                                SecurityInformation,
  59                                SecurityDescriptor);
  60   if (!NT_SUCCESS(Status))
  61     {
  62       SetLastError(RtlNtStatusToDosError(Status));
  63       return(FALSE);
  64     }
  65   return(TRUE);
  66 }
  67
  68
  69 VOID STDCALL
  70 MapGenericMask(PDWORD AccessMask,
  71                PGENERIC_MAPPING GenericMapping)
  72 {
  73   RtlMapGenericMask(AccessMask,
  74                     GenericMapping);
  75 }
  76
  77
  78 WINBOOL
  79 STDCALL
  80 ImpersonateLoggedOnUser(HANDLE hToken)
  81 {
  82     return FALSE;
  83 }
  84
  85 BOOL STDCALL
  86 ImpersonateSelf(SECURITY_IMPERSONATION_LEVEL ImpersonationLevel)
  87 {
  88   NTSTATUS Status;
  89
  90   Status = RtlImpersonateSelf(ImpersonationLevel);
  91   if (!NT_SUCCESS(Status))
  92     {
  93       SetLastError(RtlNtStatusToDosError(Status));
  94       return(FALSE);
  95     }
  96   return(TRUE);
  97 }
  98
  99
 100 BOOL STDCALL
 101 RevertToSelf(VOID)
 102 {
 103   NTSTATUS Status;
 104   HANDLE Token = NULL;
 105
 106   Status = NtSetInformationThread(NtCurrentThread(),
 107                                   ThreadImpersonationToken,
 108                                   &Token,
 109                                   sizeof(HANDLE));
 110   if (!NT_SUCCESS(Status))
 111     {
 112       SetLastError(RtlNtStatusToDosError(Status));
 113       return(FALSE);
 114     }
 115   return(TRUE);
 116 }
 117
 118 /* EOF */
 119