Click here to Skip to main content
Click here to Skip to main content
Articles » Languages » C# » General » Downloads
 
Add your own
alternative version
Go to top

SIP Stack with SIP Proxy - (VOIP)

, 11 Jun 2007
C# implementation of SIP
SIP_Proxy_demo.zip
SIP_Proxy_demo
SIP_Proxy_demo.suo
SIP_Proxy_demo
bin
Debug
LumiSoft.Net.dll
SIP_Proxy_demo.exe
SIP_Proxy_demo.vshost.exe
dep
LumiSoft.Net.dll
LumiSoft.Net.pdb
Properties
Settings.settings
Resources
add.ico
app.ico
delete.ico
edit.ico
error.ico
info.ico
refresh.ico
rule.ico
server_running.ico
server_stopped.ico
viewmessages.ico
Stack.zip
Net
docs
dns
dns_records.jpg
dns_records.vsd
Net
_junk
_Obsolete
AUTH
bin
Release
LumiSoft.Net.dll
Data
Dns
Client
FTP
Client
Server
HTTP
Server
ICMP
IMAP
Client
Server
IO
Log
LumiSoft.Net
Mime
vCard
Net.csproj.user
Net.suo
NNTP
Client
POP3
Client
Server
RTP
SDP
ServersCore
SIP
Client
Message
Proxy
Stack
SMTP
Client
Server
STUN
Client
Message
URI
using System;
using System.Collections.Generic;
using System.Text;

namespace LumiSoft.Net.SDP
{
    /// <summary>
    /// SDP media.
    /// </summary>
    public class SDP_Media
    {
        private SDP_MediaDescription m_pMediaDescription = null;
        private string               m_Title             = null;
        private SDP_ConnectionData   m_pConnectionData   = null;
        private string               m_EncryptionKey     = null;
        private List<SDP_Attribute>  m_pAttributes       = null;

        /// <summary>
        /// Default constructor.
        /// </summary>
        public SDP_Media()
        {
            m_pAttributes = new List<SDP_Attribute>();
        }


        #region method ToValue

        /// <summary>
        /// Converts media entity to corresponding media lines. Attributes included.
        /// </summary>
        /// <returns></returns>
        public string ToValue()
        {
            /*
                m=  (media name and transport address)
                i=* (media title)
                c=* (connection information -- optional if included at session level)
                b=* (zero or more bandwidth information lines)
                k=* (encryption key)
                a=* (zero or more media attribute lines)
            */

            StringBuilder retVal = new StringBuilder();

            // m Media description
            if(this.MediaDescription != null){
                retVal.Append(this.MediaDescription.ToValue());
            }
            // i media title
            if(!string.IsNullOrEmpty(this.Title)){
                retVal.AppendLine("i=" + this.Title);
            }
            // c Connection Data
            if(this.ConnectionData != null){
                retVal.Append(this.ConnectionData.ToValue());
            }
            // a Attributes
            foreach(SDP_Attribute attribute in this.Attributes){
                retVal.Append(attribute.ToValue());
            }

            return retVal.ToString();
        }

        #endregion


        #region Properties Implementation

        /// <summary>
        /// Gets or sets media description.
        /// </summary>
        public SDP_MediaDescription MediaDescription
        {
            get{ return m_pMediaDescription; }

            set{ m_pMediaDescription = value; }
        }

        /// <summary>
        /// Gets or sets media title.
        /// </summary>
        public string Title
        {
            get{ return m_Title; }

            set{ m_Title = value; }
        }

        /// <summary>
        /// Gets or sets connection data. This is optional value if SDP message specifies this value,
        /// null means not specified.
        /// </summary>
        public SDP_ConnectionData ConnectionData
        {
            get{ return m_pConnectionData; }

            set{ m_pConnectionData = value; }
        }

        /// <summary>
        /// Gets or sets media encryption key info.
        /// </summary>
        public string EncryptionKey
        {
            get{ return m_EncryptionKey; }

            set{ m_EncryptionKey = value; }
        }

        /// <summary>
        /// Gets media attributes collection. This is optional value, Count == 0 means not specified.
        /// </summary>
        public List<SDP_Attribute> Attributes
        {
            get{ return m_pAttributes; }
        }

        #endregion

    }
}

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Share

About the Author

Ivar Lumi

Estonia Estonia
No Biography provided

| Advertise | Privacy | Mobile
Web01 | 2.8.140916.1 | Last Updated 11 Jun 2007
Article Copyright 2007 by Ivar Lumi
Everything else Copyright © CodeProject, 1999-2014
Terms of Service
Layout: fixed | fluid