some internal reorganization of getsockopt()/setsockopt() handling. TCP is now able to fully use the application requested sender/receiver buffer sizes for improved performance.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20764 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/net/net_protocol.h

@@ -36,6 +36,10 @@ struct net_protocol_module_info {
 	status_t	(*accept)(net_protocol *self, struct net_socket **_acceptedSocket);
 	status_t	(*control)(net_protocol *self, int level, int option, void *value,
 					size_t *_length);
+	status_t	(*getsockopt)(net_protocol *self, int level, int option,
+					void *value, int *_length);
+	status_t	(*setsockopt)(net_protocol *self, int level, int option,
+					const void *value, int length);
 
 	status_t	(*bind)(net_protocol *self, struct sockaddr *address);
 	status_t	(*unbind)(net_protocol *self, struct sockaddr *address);

headers/private/net/net_socket.h

@@ -59,6 +59,11 @@ struct net_socket_module_info {
 	status_t	(*receive_data)(net_socket *socket, size_t length, uint32 flags,
 					net_buffer **_buffer);
 
+	status_t	(*get_option)(net_socket *socket, int option, void *value,
+					int *_length);
+	status_t	(*set_option)(net_socket *socket, int option,
+					const void *value, int length);
+
 	status_t	(*get_next_stat)(uint32 *cookie, int family, struct net_stat *stat);
 
 	// connections