Synnefo » Pithos MS Client

using System;

using System.Diagnostics.Contracts;

using System.Runtime.InteropServices;

using System.Text;

namespace Pithos.ShellExtensions

{

    public static class MarshalHelpers

    {

        public static void CopyToBuffer(string input, IntPtr buffer, int bufferSize)

        {        

            Contract.Requires(buffer != IntPtr.Zero);

            Contract.Requires(bufferSize >=0 );

            var bytes = Encoding.Unicode.GetBytes(input);

            if (bytes.Length + 2 >= bufferSize) 

                return;

            for (var i = 0; i < bytes.Length; i++)

            {

                Marshal.WriteByte(buffer, i, bytes[i]);

            }

            //write the null terminator "\0\0" 

            Marshal.WriteByte(buffer, bytes.Length, 0);

            Marshal.WriteByte(buffer, bytes.Length + 1, 0);

        }

    }

}