2  * Hub net client
20 #include "hub.h"
26  * A hub broadcasts incoming packets to all its ports except the source port.
35     NetHub *hub;  member
48 static ssize_t net_hub_receive(NetHub *hub, NetHubPort *source_port,  in net_hub_receive()  argument
53     QLIST_FOREACH(port, &hub->ports, next) {  in net_hub_receive()
63 static ssize_t net_hub_receive_iov(NetHub *hub, NetHubPort *source_port,  in net_hub_receive_iov()  argument
69     QLIST_FOREACH(port, &hub->ports, next) {  in net_hub_receive_iov()
81     NetHub *hub;  in net_hub_new()  local
83     hub = g_malloc(sizeof(*hub));  in net_hub_new()
84     hub->id = id;  in net_hub_new()
85     hub->num_ports = 0;  in net_hub_new()
86     QLIST_INIT(&hub->ports);  in net_hub_new()
88     QLIST_INSERT_HEAD(&hubs, hub, next);  in net_hub_new()
90     return hub;  in net_hub_new()
97     NetHub *hub = src_port->hub;  in net_hub_port_can_receive()  local
99     QLIST_FOREACH(port, &hub->ports, next) {  in net_hub_port_can_receive()
117     return net_hub_receive(port->hub, port, buf, len);  in net_hub_port_receive()
125     return net_hub_receive_iov(port->hub, port, iov, iovcnt);  in net_hub_port_receive_iov()
144 static NetHubPort *net_hub_port_new(NetHub *hub, const char *name,  in net_hub_port_new()  argument
149     int id = hub->num_ports++;  in net_hub_port_new()
154                  "hub%dport%d", hub->id, id);  in net_hub_port_new()
158     nc = qemu_new_net_client(&net_hub_port_info, hubpeer, "hub", name);  in net_hub_port_new()
161     port->hub = hub;  in net_hub_port_new()
163     QLIST_INSERT_HEAD(&hub->ports, port, next);  in net_hub_port_new()
169  * Create a port on a given hub
170  * @hub_id: Number of the hub
174  * If there is no existing hub with the given id then a new hub is created.
179     NetHub *hub;  in net_hub_add_port()  local
182     QLIST_FOREACH(hub, &hubs, next) {  in net_hub_add_port()
183         if (hub->id == hub_id) {  in net_hub_add_port()
188     if (!hub) {  in net_hub_add_port()
189         hub = net_hub_new(hub_id);  in net_hub_add_port()
192     port = net_hub_port_new(hub, name, hubpeer);  in net_hub_add_port()
197  * Print hub configuration
201     NetHub *hub;  in net_hub_info()  local
204     QLIST_FOREACH(hub, &hubs, next) {  in net_hub_info()
205         monitor_printf(mon, "hub %d\n", hub->id);  in net_hub_info()
206         QLIST_FOREACH(port, &hub->ports, next) {  in net_hub_info()
219  * Get the hub id that a client is connected to
221  * @id: Pointer for hub id output, may be NULL
237         *id = port->hub->id;  in net_hub_id_for_client()
266  * Warn if hub configurations are likely wrong
270     NetHub *hub;  in net_hub_check_clients()  local
274     QLIST_FOREACH(hub, &hubs, next) {  in net_hub_check_clients()
277         QLIST_FOREACH(port, &hub->ports, next) {  in net_hub_check_clients()
280                 warn_report("hub port %s has no peer", port->nc.name);  in net_hub_check_clients()
302             warn_report("hub %d with no nics", hub->id);  in net_hub_check_clients()
305             warn_report("hub %d is not connected to host network", hub->id);  in net_hub_check_clients()
316     QLIST_FOREACH(port, &source_port->hub->ports, next) {  in net_hub_flush()