/*
 * TcpTable.h 
 * Copyright (c) 2011 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. 
 */


// SOL9
// 2009/08/22

#pragma once
#include <sol/net/MibTable.h>

#include <sol/Arg.h>
#include <sol/String.h>

namespace SOL {
 
class TcpTable :public MibTable {
/*
typedef struct _MIB_TCPTABLE {
  DWORD      dwNumEntries;
  MIB_TCPROW table[ANY_SIZE];
}MIB_TCPTABLE, *PMIB_TCPTABLE;
*/
private:
    PMIB_TCPTABLE table;

public:
    TcpTable()
    :table(NULL)
    {

    }

public:
    ~TcpTable() 
    {
        clear();
    }

public:
    virtual bool getTable()
    {
        clear();

        bool rc = false;

        DWORD dwSize = 0;
        if (GetTcpTable(NULL, &dwSize, FALSE) == ERROR_INSUFFICIENT_BUFFER) {

            table = (PMIB_TCPTABLE)new char[dwSize];
            DWORD r = NO_ERROR;
            if ((r = GetTcpTable(table, &dwSize, FALSE)) == NO_ERROR){
                rc = true;
            } else {
                clear();
                throw r;
            }
        }
        return rc;
    }

public:
    void clear()
    {
        if (table) {
            delete [] (char*)table;
            table = NULL;
        }
    }

/*
typedef struct _MIB_TCPROW {
  DWORD dwState;
  DWORD dwLocalAddr;
  DWORD dwLocalPort;
  DWORD dwRemoteAddr;
  DWORD dwRemotePort;
}MIB_TCPROW, *PMIB_TCPROW;
*/
public:
    virtual void display(MIB_TCPROW& table)
    {
        StringT<char> localIP;
        getIPAddress(table.dwLocalAddr, localIP);
 
        unsigned short localPort = getPort(table.dwLocalPort);
 
        StringT<char> remoteIP;
        getIPAddress(table.dwRemoteAddr, remoteIP);
  
        unsigned short remotePort = getPort(table.dwRemotePort);

        if(table.dwRemoteAddr == 0) {
            remotePort=0;
         }
            
        printf("TCP  LocalIP=%s:%d\tRemoteIP=%s:%d\tState=%s\n",
                     (const char*)localIP,
                     localPort,
                     (const char*)remoteIP,
                     remotePort,
                     getState(table.dwState));
             
    }


public:
    virtual void display()
    {
        if (table == NULL) {
            getTable();
        }

        if (table) {
            for (int i = 0 ; i < (int)table->dwNumEntries; i++) {
                display(table->table[i]);
                printf("\n");
            }
        }
    } 
};

}