wxWidget wxSockBase获取不到内容

[Tody Guo]

大家好，为何我的程序读不到内容啊？用telnet 只能获取到一个字符。
但是我用下面的程序，void MACSvrFrm::getMsg(wxSocketBase *sock) 怎么弄都不能读取到内容？请高手帮忙啊？
wxWidget程式

///-----------------------------------------------------------------
///
/// @file      MACSvrFrm.cpp
/// @author    tody_guo
/// Created:   2011-8-16 11:33:59
/// @section   DESCRIPTION
///            MACSvrFrm class implementation
///
///------------------------------------------------------------------

#include "MACSvrFrm.h"

//Do not add custom headers between
//Header Include Start and Header Include End
//wxDev-C++ designer will remove them
////Header Include Start
////Header Include End

//----------------------------------------------------------------------------
// MACSvrFrm
//----------------------------------------------------------------------------
//Add Custom Events only in the appropriate block.
//Code added in other places will be removed by wxDev-C++
////Event Table Start
BEGIN_EVENT_TABLE(MACSvrFrm,wxFrame)
	////Manual Code Start
	EVT_SOCKET(SERVER_ID,  MACSvrFrm::OnServerEvent)
	EVT_SOCKET(SOCKET_ID,  MACSvrFrm::OnSocketEvent)
	////Manual Code End
	
	EVT_CLOSE(MACSvrFrm::OnClose)
	EVT_BUTTON(ID_WXBUTTON2,MACSvrFrm::WxButton2Click)
	EVT_BUTTON(ID_WXBUTTON1,MACSvrFrm::WxButton1Click)
END_EVENT_TABLE()
////Event Table End

MACSvrFrm::MACSvrFrm(wxWindow *parent, wxWindowID id, const wxString &title, const wxPoint &position, const wxSize& size, long style)
: wxFrame(parent, id, title, position, size, style)
{
	CreateGUIControls();
}

MACSvrFrm::~MACSvrFrm()
{
    delete m_server;
}

void MACSvrFrm::CreateGUIControls()
{
	//Do not add custom code between
	//GUI Items Creation Start and GUI Items Creation End
	//wxDev-C++ designer will remove them.
	//Add the custom code before or after the blocks
	////GUI Items Creation Start

	WxButton1 = new wxButton(this, ID_WXBUTTON1, wxT("&Start"), wxPoint(508, 13), wxSize(75, 25), 0, wxDefaultValidator, wxT("WxButton1"));

	WxMemo1 = new wxTextCtrl(this, ID_WXMEMO1, wxEmptyString, wxPoint(3, 4), wxSize(497, 314), wxTE_MULTILINE, wxDefaultValidator, wxT("WxMemo1"));
	WxMemo1->SetMaxLength(0);
	WxMemo1->SetFocus();
	WxMemo1->SetInsertionPointEnd();

	WxStatusBar1 = new wxStatusBar(this, ID_WXSTATUSBAR1);
	WxStatusBar1->SetFieldsCount(3);
	WxStatusBar1->SetStatusText(wxT("Status"),0);
	WxStatusBar1->SetStatusText(wxT("Total: 0"),1);
	WxStatusBar1->SetStatusText(wxT("Says: "),2);
	int WxStatusBar1_Widths[3];
	WxStatusBar1_Widths[0] = 150;
	WxStatusBar1_Widths[1] = 150;
	WxStatusBar1_Widths[2] = -1;
	WxStatusBar1->SetStatusWidths(3,WxStatusBar1_Widths);

	WxButton2 = new wxButton(this, ID_WXBUTTON2, wxT("E&xit"), wxPoint(508, 291), wxSize(75, 25), 0, wxDefaultValidator, wxT("WxButton2"));

	SetStatusBar(WxStatusBar1);
	SetTitle(wxT("MAC Reciever"));
	SetIcon(wxNullIcon);
	SetSize(8,8,600,369);
	Center();
	
	////GUI Items Creation End
}

void MACSvrFrm::OnClose(wxCloseEvent& event)
{
	Destroy();
}

/*
 * WxButton1Click
 */
void MACSvrFrm::WxButton1Click(wxCommandEvent& event)
{
	// insert your code here
	wxIPV4address addr;
    addr.Service(8086);
    
    m_server = new wxSocketServer(addr);
    if (! m_server->Ok() )
    {
	    WxStatusBar1->SetStatusText(wxT("Listening Failed!"),0);
        return;
    }else
    {
	    WxStatusBar1->SetStatusText(wxT("Server is Running..."),0);
	    WxButton1->Enable(false);
    }
      // Setup the event handler and subscribe to connection events
    m_server->SetEventHandler(*this, SERVER_ID);
    m_server->SetNotify(wxSOCKET_CONNECTION_FLAG);
    m_server->Notify(true);	
}

void MACSvrFrm::OnServerEvent(wxSocketEvent& event)
{
    wxSocketBase *sock;
    switch(event.GetSocketEvent())
    {
        case wxSOCKET_CONNECTION : WxStatusBar1->SetStatusText("Says: wxSOCKET_CONNECTION",2); break;
        default                  : WxStatusBar1->SetStatusText("Says: Unexpected event!",2); break;
    }
    
    sock = m_server->Accept(false);

    if (sock)
    {
        WxMemo1->AppendText(_("New client connection accepted\n"));
    }
    else
    {
        WxMemo1->AppendText(_("Error: couldn't accept a new connection\n"));
        return;
    }

    sock->SetEventHandler(*this, SOCKET_ID);
    sock->SetNotify(wxSOCKET_INPUT_FLAG | wxSOCKET_LOST_FLAG);
    sock->Notify(true);
    TotalConn++;
    wxString s1 ;
    s1.Printf("%ld", TotalConn);
	WxStatusBar1->SetStatusText("Total: " + s1, 1);
    
}

void MACSvrFrm::OnSocketEvent(wxSocketEvent& event)
{
    wxSocketBase *sock = event.GetSocket();
   
    switch(event.GetSocketEvent())
    {
        
        case wxSOCKET_INPUT : WxStatusBar1->SetStatusText("Says: wxSOCKET_INPUT",2);break;
        case wxSOCKET_LOST  : WxStatusBar1->SetStatusText("Says: wxSOCKET_LOST",2);break;
        default             : WxStatusBar1->SetStatusText("Says: Unexpected event!",2);break;
    }

  // Now we process the event
  switch(event.GetSocketEvent())
  {
    case wxSOCKET_INPUT:
    {
      sock->SetNotify(wxSOCKET_LOST_FLAG);
      getMsg(sock);
      sock->SetNotify(wxSOCKET_LOST_FLAG | wxSOCKET_INPUT_FLAG);
      break;
    }
    case wxSOCKET_LOST:
    {
      sock->Destroy();
      break;
    }
    default: ;
  }
}

/*
 * WxButton2Click
 */
void MACSvrFrm::WxButton2Click(wxCommandEvent& event)
{
	// insert your code here
	Close(true);
}

void MACSvrFrm::getMsg(wxSocketBase *sock)
{    
    wxString s;
    char *buf[512];
    int len;

    len = sock->Read(buf, 512).LastCount();
    s.Printf("%s -> %d", buf, len);
    
    WxMemo1->AppendText(s); 

}

发送消息的代码。

#include <stdio.h>
#include <stdlib.h>
#include <windows.h>

void error(char *str)  
{  
    fprintf(stderr,"%s Error\n",str);  
    exit(1);  
}

int main(int argc, char *argv[])
{
	WSADATA WsaData;  
    SOCKET sfd = 0;  
    struct hostent *host_name;
    int len = 0;  
    char buf[512];
    
    struct sockaddr_in client;  
    if (WSAStartup(MAKEWORD(1,1),&WsaData) == -1)  
    {  
        error("WSAStartup()");  
    }  
    
    if((host_name=gethostbyname(argv[1]))==0)
    {
        perror("Error resolving local host\n");
        exit(1);
    }    
      
    sfd = socket(AF_INET,SOCK_STREAM,0);  
    if (sfd == -1)  
    {  
        error("socket()");  
    }  

    memset(&client,0,sizeof(client));  
    client.sin_family = AF_INET;  
    client.sin_port = htons(atoi(argv[2]));  
    client.sin_addr.s_addr = ((struct in_addr*)(host_name->h_addr))->s_addr;
    
    if ( -1 == connect(sfd,(struct sockaddr *)&client,sizeof(client)))
    {
        error("connect");    
    }
    
    strcpy(buf, argv[3]);
    
    if ( send(sfd, buf, sizeof(buf), 0) <= 0)
    {
        error("send()");    
    }

    printf("Sent Msg: %s", argv[3]);
    
    close(sfd);
    WSACleanup();
      
    return 0;
}

[AlanBruce]

不懂，帮顶。。