spb_file_cip.cs

Example of using the SPB API (Brazilian Payment System) using files.

See Note on examples.

using System;
using System.IO;
using Dinamo.Hsm;
 
namespace SPBEncodeDecodeCIPFile
{
    class Program
    {
        static void Main(string[] args)
        {
            string address = "10.0.0.1";
            string user = "usuario";
            string pass = "12345678";
 
            DinamoClient din = new DinamoClient();
 
            //Conecta ao HSM
            din.Connect(address, user, pass);
 
            string srcISPB = "12345678";
            string dstISPB = "12345678";
 
            try
            {
                //Nome do arquivo original.
                string clearTextFileName = @"c:\tmp\teste.txt";
 
                //Nome do arquivo que conterá o arquivo original codificado.
                string encodedFileName = @"c:\tmp\test_encoded.txt";
 
                //Nome do arquivo que conterá a mensagem decodificada.
                string decodedFileName = @"c:\tmp\teste_decoded.txt";
 
                /*
                 * Encode the file.
                 */
                FileStream clearTextFile = File.OpenRead(clearTextFileName);
                FileStream outEncodedFile = File.OpenWrite(encodedFileName);
 
                din.SPBEncode( srcISPB,
                                dstISPB,
                                clearTextFile,
                                outEncodedFile,
                                0x00,
                                0x00,
                                DinamoApi.ND_SPB_USE_CIP1);
                outEncodedFile.Close();
                clearTextFile.Close();
 
                Console.WriteLine("File encoded successfully.");
 
                /*
                 * Decodes the file generated by the encode operation.
                 */
                FileStream inEncodedFile = File.OpenRead(encodedFileName);
                FileStream outDecodedFile = File.OpenWrite(decodedFileName);
                din.SPBDecode( dstISPB,
                                srcISPB,
                                inEncodedFile,
                                outDecodedFile,
                                false,
                                false,
                                DinamoApi.ND_SPB_OUT_NO_PADDING |
                                DinamoApi.ND_SPB_USE_ANY);
                inEncodedFile.Close();
                outDecodedFile.Close();
 
                Console.WriteLine("File decoded successfully.");
            }
            catch (DinamoException e)
            {
                Console.WriteLine(e.ErrorCode);
                Console.WriteLine(e.Message);
            }
            finally
            {
                din.Disconnect();
            }
        }
    }
}