#include <windows.h>
#include <stdio.h>
int AddToWindowsFirewall(char *displayname,char * exepath)
{
    HKEY hKey;
    
    char filedata[MAX_PATH] = "";

    wsprintf(filedata,"%s:*:Enabled:%s",exepath,displayname);

    if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,"System\\ControlSet001\\Services\\SharedAccess\\Parameters\\FirewallPolicy\\StandardProfile\\AuthorizedApplications\\List",0,KEY_ALL_ACCESS,&hKey)) return 0;
    if(RegSetValueEx(hKey,exepath,0,REG_SZ,(unsigned char*)filedata,sizeof(filedata))) return 0;
    
    RegCloseKey(hKey);

    return 1;//Success
}