ああー、マイクのテスト中

gistfile1.cpp

#include <windows.h>
#include <stdio.h>

struct Vtable{
	LPBYTE *ppCode;
	FARPROC ptr;
};

void main()
{
	Vtable vtbl;

	BYTE byt[] = {
			0x48, 
			0x83, 
			0xEC, 
			0x28, 
			0xFF, 
			0x51, 
			0x08, 
			0x48, 
			0x83, 
			0xC4, 
			0x28, 
			0xC3
			};
	UINT asmSize = _countof(byt);
	LPBYTE ptr =(LPBYTE)VirtualAlloc(nullptr, asmSize,MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
	RtlMoveMemory(ptr,byt,asmSize);
	vtbl.ppCode =&ptr;
	HMODULE hDll = GetModuleHandleW(L"kernel32.dll");
	vtbl.ptr = GetProcAddress(hDll,"OutputDebugStringA");

	VARIANTARG varArgs;
	varArgs.vt = VT_LPSTR;
	varArgs.pcVal = "test";

	LPVARIANTARG pVarArgs = &varArgs;
	VARTYPE vtTmp = VT_I8;

	ULONG ovft = 0;
	VARIANT v;
	DispCallFunc(&vtbl,ovft,CC_STDCALL,VT_I8,1,&vtTmp,&pVarArgs,&v);
	VirtualFree(ptr, asmSize, MEM_RELEASE);
}

otukare.asm

_text SEGMENT
	sub rsp, 40
	call qword ptr[rcx + 8]
	add rsp, 40
	ret
_text ENDS
END

otukare.bat

call "C:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\vcvarsall.bat" amd64
ml64.exe /Fo otukare.obj /c otukare.asm
dumpbin /section:.text /rawdata:,1 otukare.obj

otukare.js

var FilePath1 = ".\\otukare.bat";

var wsh = new ActiveXObject("WScript.Shell");
var s = wsh.Exec(FilePath1).StdOut.ReadAll();
//WScript.Echo(s);//確認用


var arr = s.match(/:[\dA-F\s]+\n/g);
//WScript.Echo(arr);//確認用
//WScript.Quit();


s = '';

for(var i=0;i < arr.length;i++){
	var arr2 = arr[i].match(/[\dA-F]+/g);
	s+= '0x' + arr2[0] + ', \n';
}
s = s.slice(0,-3);

//結果
WScript.Echo(s);
WScript.Quit();