CmpCheckKeySecurityDescriptorAccess

INT64 __stdcall CmpCheckKeySecurityDescriptorAccess(PSECURITY_DESCRIPTOR SecurityDescriptor){
  char v1; 
  _ACCESS_MASK v2; 
  char v3; 
  _ACCESS_MASK DesiredAccess; 
  char v5; 
  char v7; 
  _ETHREAD *CurrentThread; 
  _GENERIC_MAPPING *GenericMapping; 
  _KPROCESS *CurrentThreadProcess; 
  signed int v11; 
  _KPROCESSOR_MODE AccessMode; 
  unsigned int GrantedAccess; 
  int AccessStatus[3]; 
  _SECURITY_SUBJECT_CONTEXT v16[5]; 
  _AUX_ACCESS_DATA AuxData; 

  GrantedAccess = 0;
  DesiredAccess = v2;
  AccessStatus[0] = 0;
  v5 = v1;
  v7 = v3;
  memset(v16, 0i64, sizeof(v16));
  memset(&AuxData, 0i64, sizeof(AuxData));
  CurrentThread = (_ETHREAD *)KeGetCurrentThread();
  GenericMapping = (_GENERIC_MAPPING *)((char *)CmKeyObjectType + 76);
  CurrentThreadProcess = (_EPROCESS *)PsGetCurrentThreadProcess();
  v11 = SeCreateAccessStateEx(
          &CurrentThread->Tcb,
          &CurrentThreadProcess->Pcb,
          (_ACCESS_STATE *)v16,
          &AuxData,
          DesiredAccess,
          GenericMapping);
  if( v11 >= 0 )
  {
    if( v7 )
    {
      v11 = CmpSetAccessStateForBackupRestore((INT64)v16, v5, SecurityDescriptor, 0);
      if( v11 < 0 )
        goto LABEL_4;
      if( !LODWORD(v16[0].PrimaryToken) )
      {
        v11 = 0;
        goto LABEL_4;
      }
      GrantedAccess = HIDWORD(v16[0].PrimaryToken);
    }
    LOBYTE(AccessMode) = v5;
    v11 = (unsigned __int8)SeAccessCheck(
                             SecurityDescriptor,
                             &v16[1],
                             0,
                             DesiredAccess,
                             0,
                             0i64,
                             (PGENERIC_MAPPING)((char *)CmKeyObjectType + 76),
                             AccessMode,
                             &GrantedAccess,
                             AccessStatus) == 0 ? 0xC0000022 : 0;
LABEL_4:
    SepDeleteAccessState((_ACCESS_STATE *)v16);
    SeReleaseSubjectContext(&v16[1]);
  }
  return(unsigned int)v11;
}

Referenced by: