using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;

namespace NZSDK_CSharpSample
{
    public static class WinAPI
    {
        [DllImport("kernel32.dll", SetLastError = true)]
        public static extern IntPtr LoadLibrary(string lpFileName);

        [DllImport("kernel32.dll", SetLastError = true)]
        public static extern IntPtr LoadLibraryEx(string lpFileName, IntPtr hFile, uint dwFlags);

        [DllImport("kernel32.dll", SetLastError = true)]
        public static extern bool FreeLibrary(IntPtr hModule);

        [DllImport("kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
        public static extern bool SetDllDirectory(string lpPathName);

        [DllImport("kernel32.dll", CharSet = CharSet.Ansi, ExactSpelling = true, SetLastError = true)]
        public static extern IntPtr GetProcAddress(IntPtr hModule, string procName);

        [DllImport("kernel32.dll")]
        public static extern uint GetLastError();
    }
}