有关套接字？？？在线

Question

accept(dlg->clisock,(sockaddr*)&(dlg->serv),&(dlg->addlen));
/////这一步出错，该从哪些方面解决？？？
用GetLastError所得：错误代码10038

Answer 1

socket创建时错误
建议创建，绑定，每一步加入异常处理

Answer 2

WSADATA wsaData;
struct sockaddr_in dest;
struct hostent* hp;
DWORD dwVaule = 1;
unsigned char LocalName[256] ={""};
int ret;

WSAStartup(MAKEWORD(2, 1), &wsaData);
TestMode = nMode;
if(nMode == 0)
{
m_Socket = socket(AF_INET,SOCK_RAW,IPPROTO_ICMP);
}
else
{
m_Socket = socket(AF_INET,SOCK_RAW,IPPROTO_RAW);
}
if(m_Socket == INVALID_SOCKET)
{
GetSnifferException("WSASocket() failed!");
closesocket(m_Socket);
return -1;
}
//设置是否亲自处理报头
//setsockopt(m_Socket,IPPROTO_TCP,IP_HDRINCL,&optval,sizeof(optval));
//得到本机计算机名和ip地址
gethostname((char*)LocalName,sizeof(LocalName) - 1);
hp = gethostbyname((char*)LocalName);
if(!hp)
{
GetSnifferException("get localHost failed!");
closesocket(m_Socket);
return -1;
}
//清空结构的数据
memset(&dest,0,sizeof(dest));
if(nMode == 0)
{
dest.sin_addr.s_addr = inet_addr(IpAddress);
}
else
{
dest.sin_addr = *(in_addr*)hp->h_addr_list[0];
}
dest.sin_family = AF_INET;
dest.sin_port = htons(5000);
//绑定socket在一个端口
if(nMode != 0)
{
ret = bind(m_Socket,(PSOCKADDR)&dest,sizeof(dest));
}
if(ret == SOCKET_ERROR)
{
GetSnifferException("bind() failed!");
closesocket(m_Socket);
return -1;
}
if(nMode != 0)
{
//设置网卡工作模式为混合工作模式
ret = ioctlsocket(m_Socket,SIO_RCVALL,&dwVaule);
if(ret == SOCKET_ERROR)
{
GetSnifferException("ioctlsocket() failed!");
closesocket(m_Socket);
return -1;
}
}