PopBootStatAccessCheck

INT64 __fastcall PopBootStatAccessCheck(VOID *a1, CHAR a2, UINT64 a3){
  unsigned int v3; 
  INT64 result; 
  PSECURITY_DESCRIPTOR v6; 
  bool v7; 
  UINT64 PreviouslyGrantedAccess; 
  KPROCESSOR_MODE AccessMode; 
  INT64 GrantedAccess; 
  PADAPTER_OBJECT DmaAdapter; 
  PSECURITY_DESCRIPTOR SecurityDescriptor; 
  struct _SECURITY_SUBJECT_CONTEXT SubjectContext; 
  BOOLEAN MemoryAllocated; 
  v3 = a3;
  MemoryAllocated = 0;
  SecurityDescriptor = 0i64;
  DmaAdapter = 0i64;
  memset(&SubjectContext, 0, sizeof(SubjectContext));
  LODWORD(result) = ObReferenceObjectByHandle(a1, 0, 0i64, 0, (PVOID *)&DmaAdapter, 0i64);
  GrantedAccess = (unsigned int)result;
  if( (int)result >= 0 )
  {
    LODWORD(result) = ObpGetObjectSecurity(DmaAdapter, &SecurityDescriptor, &MemoryAllocated, 0);
    LODWORD(GrantedAccess) = result;
    if( (int)result >= 0 )
    {
      SeCaptureSubjectContext(&SubjectContext);
      AccessMode = a2;
      v6 = SecurityDescriptor;
      LODWORD(PreviouslyGrantedAccess) = 0;
      v7 = SeAccessCheck(
             SecurityDescriptor,
             &SubjectContext,
             0,
             v3,
             PreviouslyGrantedAccess,
             0i64,
             (GENERIC_MAPPING *)&IopFileMapping,
             AccessMode,
             (UINT64 *)((char *)&GrantedAccess + 4),
             &GrantedAccess);
      SeReleaseSubjectContext(&SubjectContext);
      result = (unsigned int)GrantedAccess;
      if( v7 )
        result = 0i64;
      LODWORD(GrantedAccess) = result;
      if( v6 )
      {
        ObReleaseObjectSecurity(v6, MemoryAllocated);
        result = (unsigned int)GrantedAccess;
      }
    }
    if( DmaAdapter )
    {
      HalPutDmaAdapter(DmaAdapter);
      return(unsigned int)GrantedAccess;
    }
  }
  return result;
}

Referenced by: