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authorStefan Hajnoczi <stefanha@linux.vnet.ibm.com>2012-07-24 16:35:06 +0100
committerStefan Hajnoczi <stefanha@linux.vnet.ibm.com>2012-08-01 12:28:51 +0100
commit90d87a33c700e0634bc4343fa7a034f909662254 (patch)
treea5e8350cae5e67f399a3de2203a0185d0a68bafb
parentd33d93b2c40b820c2cfab1e2e6da631f12091957 (diff)
net: Look up 'vlan' net clients using hubs
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com>
-rw-r--r--net.c28
-rw-r--r--net/hub.c23
-rw-r--r--net/hub.h1
-rw-r--r--net/slirp.c7
4 files changed, 30 insertions, 29 deletions
diff --git a/net.c b/net.c
index 4feca6c0b9..f88d38d524 100644
--- a/net.c
+++ b/net.c
@@ -315,32 +315,6 @@ void qemu_del_vlan_client(VLANClientState *vc)
qemu_free_vlan_client(vc);
}
-VLANClientState *
-qemu_find_vlan_client_by_name(Monitor *mon, int vlan_id,
- const char *client_str)
-{
- VLANState *vlan;
- VLANClientState *vc;
-
- vlan = qemu_find_vlan(vlan_id, 0);
- if (!vlan) {
- monitor_printf(mon, "unknown VLAN %d\n", vlan_id);
- return NULL;
- }
-
- QTAILQ_FOREACH(vc, &vlan->clients, next) {
- if (!strcmp(vc->name, client_str)) {
- break;
- }
- }
- if (!vc) {
- monitor_printf(mon, "can't find device %s on VLAN %d\n",
- client_str, vlan_id);
- }
-
- return vc;
-}
-
void qemu_foreach_nic(qemu_nic_foreach func, void *opaque)
{
VLANClientState *nc;
@@ -994,7 +968,7 @@ void net_host_device_remove(Monitor *mon, const QDict *qdict)
int vlan_id = qdict_get_int(qdict, "vlan_id");
const char *device = qdict_get_str(qdict, "device");
- vc = qemu_find_vlan_client_by_name(mon, vlan_id, device);
+ vc = net_hub_find_client_by_name(vlan_id, device);
if (!vc) {
return;
}
diff --git a/net/hub.c b/net/hub.c
index ee9d878313..9806a592f0 100644
--- a/net/hub.c
+++ b/net/hub.c
@@ -165,6 +165,29 @@ VLANClientState *net_hub_add_port(int hub_id, const char *name)
}
/**
+ * Find a specific client on a hub
+ */
+VLANClientState *net_hub_find_client_by_name(int hub_id, const char *name)
+{
+ NetHub *hub;
+ NetHubPort *port;
+ VLANClientState *peer;
+
+ QLIST_FOREACH(hub, &hubs, next) {
+ if (hub->id == hub_id) {
+ QLIST_FOREACH(port, &hub->ports, next) {
+ peer = port->nc.peer;
+
+ if (peer && strcmp(peer->name, name) == 0) {
+ return peer;
+ }
+ }
+ }
+ }
+ return NULL;
+}
+
+/**
* Print hub configuration
*/
void net_hub_info(Monitor *mon)
diff --git a/net/hub.h b/net/hub.h
index a5fa2ba89c..677085069b 100644
--- a/net/hub.h
+++ b/net/hub.h
@@ -20,6 +20,7 @@
int net_init_hubport(const NetClientOptions *opts, const char *name,
VLANClientState *peer);
VLANClientState *net_hub_add_port(int hub_id, const char *name);
+VLANClientState *net_hub_find_client_by_name(int hub_id, const char *name);
void net_hub_info(Monitor *mon);
int net_hub_id_for_client(VLANClientState *nc, int *id);
diff --git a/net/slirp.c b/net/slirp.c
index 97e380cb27..7682ac7b52 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -30,6 +30,7 @@
#include <sys/wait.h>
#endif
#include "net.h"
+#include "net/hub.h"
#include "monitor.h"
#include "qemu_socket.h"
#include "slirp/libslirp.h"
@@ -284,7 +285,7 @@ static SlirpState *slirp_lookup(Monitor *mon, const char *vlan,
if (vlan) {
VLANClientState *nc;
- nc = qemu_find_vlan_client_by_name(mon, strtol(vlan, NULL, 0), stack);
+ nc = net_hub_find_client_by_name(strtol(vlan, NULL, 0), stack);
if (!nc) {
return NULL;
}
@@ -679,8 +680,10 @@ void do_info_usernet(Monitor *mon)
SlirpState *s;
QTAILQ_FOREACH(s, &slirp_stacks, entry) {
+ int id;
+ bool got_vlan_id = net_hub_id_for_client(&s->nc, &id) == 0;
monitor_printf(mon, "VLAN %d (%s):\n",
- s->nc.vlan ? s->nc.vlan->id : -1,
+ got_vlan_id ? id : -1,
s->nc.name);
slirp_connection_info(s->slirp, mon);
}