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using System;
namespace LumiSoft.Net.Dns.Client
{
/// <summary>
/// HINFO record.
/// </summary>
public class DNS_rr_HINFO : DNS_rr_base
{
private string m_CPU = "";
private string m_OS = "";
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="cpu">Host CPU.</param>
/// <param name="os">Host OS.</param>
/// <param name="ttl">TTL value.</param>
public DNS_rr_HINFO(string cpu,string os,int ttl) : base(QTYPE.HINFO,ttl)
{
m_CPU = cpu;
m_OS = os;
}
#region static method Parse
/// <summary>
/// Parses resource record from reply data.
/// </summary>
/// <param name="reply">DNS server reply data.</param>
/// <param name="offset">Current offset in reply data.</param>
/// <param name="rdLength">Resource record data length.</param>
/// <param name="ttl">Time to live in seconds.</param>
public static DNS_rr_HINFO Parse(byte[] reply,ref int offset,int rdLength,int ttl)
{
/* RFC 1035 3.3.2. HINFO RDATA format
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
/ CPU /
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
/ OS /
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
CPU A <character-string> which specifies the CPU type.
OS A <character-string> which specifies the operating
system type.
Standard values for CPU and OS can be found in [RFC-1010].
*/
// CPU
string cpu = Dns_Client.ReadCharacterString(reply,ref offset);
// OS
string os = Dns_Client.ReadCharacterString(reply,ref offset);
return new DNS_rr_HINFO(cpu,os,ttl);
}
#endregion
#region Properties Implementation
/// <summary>
/// Gets host's CPU.
/// </summary>
public string CPU
{
get{ return m_CPU; }
}
/// <summary>
/// Gets host's OS.
/// </summary>
public string OS
{
get{ return m_OS; }
}
#endregion
}
}
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