setsockopt non blocking

1. closesocket (typically does not close immediately and undergoes a time_wait process) wants to continue reusing the socket:BOOL breuseaddr=true;setsockopt (S,sol_socket, SO_REUSEADDR, (const char*) &breuseaddr,sizeof (BOOL)); 2. If the soket that

Int setsockopt (Socket s,Int level,Int optname,Const char * optval,Int optlen); S (socket): point to an open set Interface DescriptionLevel: (level): Specifies the option code type.Sol_socket: basic set of interfacesIpproto_ip: IPv4 InterfaceIpproto_

Int setsockopt (Socket s,Int level,Int optname,Const char * optval,Int optlen); S (socket): point to an open set of interface descriptive wordsLevel: (level): Specifies the option code type.Sol_socket: basic set of interfacesIpproto_ip: IPv4

Setsockopt () usage (parameter description) recv, send timeout processing, setsockoptrecv Source: recv send blocking and non-blocking Int setsockopt (SOCKET s,Int level,Int optname,Const char * optval,Int optlen); S (socket): point to an open set

Int setsockopt (Socket s,Int level,Int optname,Const char * optval,Int optlen); S (socket): point to an open set of interface descriptive wordsLevel: (level): Specifies the option code type.Sol_socket: basic set of interfacesIpproto_ip: IPv4

int setsockopt (SOCKET S,int level,int optname,Const char* Optval,int Optlen);S (socket): points to an open set of interface descriptor wordsLevel: Specifies the type of the option code.Sol_socket: Basic set of interfacesIpproto_ip:ipv4 Socket

1, setsockopt () Role and introductionThe socket is not withdrawn immediately after it is closed, but it is going through a time_wait phase. The port is now re-bound to an error. To bind the port immediately, you need to set the SO_REUSEADDR

int setsockopt (SOCKET S,int level,int optname,Const char* Optval,int Optlen);S (socket):Level: Specifies the type of the option code.Sol_socket: Basic set of interfacesIpproto_ip:ipv4 Socket ConnectorIpproto_ipv6:ipv6 Socket

Setsockopt-socket detailed usage-C ++ paradise-C ++ blog Setsockopt 1.Closesocket (usually does not close immediately and goes through the time_wait process) and wants to continue to reuse the socket:Bool breuseaddr = true;Setsockopt(S,

Transferred from: http://blog.csdn.net/zhonglinzhang/article/details/9183229Function Description:Gets or sets the options associated with a socket. Options may exist in multi-tier protocols , and they will always appear on the topmost socket layer.