#include <windows.h>
#include <aclapi.h>
#include <stdio.h>
typedef DWORD* NTSTATUS;

typedef struct _UNICODE_STRING {
    USHORT Length;
    USHORT MaximumLength;
    PWSTR  Buffer;
} UNICODE_STRING, *PUNICODE_STRING;

#define INIT_UNICODE_STRING(var,string) UNICODE_STRING var = {sizeof (string) - sizeof (WORD),sizeof (string),string}

typedef struct _OBJECT_ATTRIBUTES {
    ULONG Length;
    HANDLE RootDirectory;
    PUNICODE_STRING ObjectName;
    ULONG Attributes;
    PVOID SecurityDescriptor;
    PVOID SecurityQualityOfService;
} OBJECT_ATTRIBUTES, *POBJECT_ATTRIBUTES;

typedef NTSTATUS (__stdcall*OpenSection)(PHANDLE SectionHandle,
              ACCESS_MASK DesiredAccess,
              POBJECT_ATTRIBUTES ObjectAttributes);

OpenSection NtOpenSection;

int main(int argc, char *argv[])
{
	EXPLICIT_ACCESS Access;
	HANDLE Section; NTSTATUS status; 
	INIT_UNICODE_STRING(name, L"\\Device\\PhysicalMemory");
	OBJECT_ATTRIBUTES oa ={sizeof(oa),0,&name,0,0,0};  
	memset(&Access, 0, sizeof(EXPLICIT_ACCESS));
	status = NtOpenSection(&Section, WRITE_DAC | READ_CONTROL, &oa);
	if(status==0)
	{
		printf("Success");
	}
   	return 0;
}