Convert Binary To Hex By DreamVB

Bin2Hex.cs

using System;
using System.Text;
using System.IO;

namespace bin2hex
{
    class bin2hex
    {
        private static bool _abort = false;

        private static StringBuilder BinaryToHex(string Filename)
        {
            StringBuilder sb = new StringBuilder();
            string LineBuff = string.Empty;
            string sHex = string.Empty;
            FileInfo fi = null;

            int b = 0;

            try
            {
                fi = new FileInfo(Filename);

                using (StreamReader br = new StreamReader(File.OpenRead(fi.FullName)))
                {
                    //Append filename as first item
                    for (int x=0;x<br.BaseStream.Length;x++)
                    {
                        //Read byte
                        //Convert byte to hex.
                        sHex = br.BaseStream.ReadByte().ToString("X2");

                        //Build line
                        LineBuff += sHex + " ";

                        if (LineBuff.Length >= 54)
                        {
                            sb.AppendLine(LineBuff.TrimEnd());
                            LineBuff = string.Empty;
                        }

                    }
                    //Append remaining line
                    sb.AppendLine(LineBuff.TrimEnd());
                    //Close file.
                    br.Close();
                }
            }
            catch(Exception e)
            {
                Console.WriteLine(e.Message);
                _abort = true;
            }

            return sb;
        }

        static int Main(string[] args)
        {
            if (args.Length != 2)
            {
                Console.WriteLine("Incorrect syntext.");
                return 0;
            }
            
            StringBuilder sb = BinaryToHex(args[0]);

            if (_abort) { return 0; }

            try
            {
                using (StreamWriter sw = new StreamWriter(File.OpenWrite(args[1])))
                {
                    //Write to file.
                    sw.Write(sb.ToString());
                    //Close file
                    sw.Close();
                }
            }
            catch(Exception e)
            {
                Console.WriteLine(e.Message);
                return 0;
            }

            return 1;
        }
    }
}