bsd-user: Implement getrlimit(2) and setrlimit(2)

[mirror_qemu.git] / net / net.c

diff --git a/net/net.c b/net/net.c
index 251fc5ab55b92db5928951e9199e17cf5fc506df..1c0bfdaa6c72d691b618506a8952fce0645cc4be 100644 (file)
--- a/net/net.c
+++ b/net/net.c
@@ -495,6 +495,15 @@ bool qemu_has_ufo(NetClientState *nc)
     return nc->info->has_ufo(nc);
 }
 
+bool qemu_has_uso(NetClientState *nc)
+{
+    if (!nc || !nc->info->has_uso) {
+        return false;
+    }
+
+    return nc->info->has_uso(nc);
+}
+
 bool qemu_has_vnet_hdr(NetClientState *nc)
 {
     if (!nc || !nc->info->has_vnet_hdr) {
@@ -513,6 +522,15 @@ bool qemu_has_vnet_hdr_len(NetClientState *nc, int len)
     return nc->info->has_vnet_hdr_len(nc, len);
 }
 
+bool qemu_get_using_vnet_hdr(NetClientState *nc)
+{
+    if (!nc || !nc->info->get_using_vnet_hdr) {
+        return false;
+    }
+
+    return nc->info->get_using_vnet_hdr(nc);
+}
+
 void qemu_using_vnet_hdr(NetClientState *nc, bool enable)
 {
     if (!nc || !nc->info->using_vnet_hdr) {
@@ -523,13 +541,22 @@ void qemu_using_vnet_hdr(NetClientState *nc, bool enable)
 }
 
 void qemu_set_offload(NetClientState *nc, int csum, int tso4, int tso6,
-                          int ecn, int ufo)
+                          int ecn, int ufo, int uso4, int uso6)
 {
     if (!nc || !nc->info->set_offload) {
         return;
     }
 
-    nc->info->set_offload(nc, csum, tso4, tso6, ecn, ufo);
+    nc->info->set_offload(nc, csum, tso4, tso6, ecn, ufo, uso4, uso6);
+}
+
+int qemu_get_vnet_hdr_len(NetClientState *nc)
+{
+    if (!nc || !nc->info->get_vnet_hdr_len) {
+        return 0;
+    }
+
+    return nc->info->get_vnet_hdr_len(nc);
 }
 
 void qemu_set_vnet_hdr_len(NetClientState *nc, int len)
@@ -899,6 +926,40 @@ static int nic_get_free_idx(void)
     return -1;
 }
 
+GPtrArray *qemu_get_nic_models(const char *device_type)
+{
+    GPtrArray *nic_models = g_ptr_array_new();
+    GSList *list = object_class_get_list_sorted(device_type, false);
+
+    while (list) {
+        DeviceClass *dc = OBJECT_CLASS_CHECK(DeviceClass, list->data,
+                                             TYPE_DEVICE);
+        GSList *next;
+        if (test_bit(DEVICE_CATEGORY_NETWORK, dc->categories) &&
+            dc->user_creatable) {
+            const char *name = object_class_get_name(list->data);
+            /*
+             * A network device might also be something else than a NIC, see
+             * e.g. the "rocker" device. Thus we have to look for the "netdev"
+             * property, too. Unfortunately, some devices like virtio-net only
+             * create this property during instance_init, so we have to create
+             * a temporary instance here to be able to check it.
+             */
+            Object *obj = object_new_with_class(OBJECT_CLASS(dc));
+            if (object_property_find(obj, "netdev")) {
+                g_ptr_array_add(nic_models, (gpointer)name);
+            }
+            object_unref(obj);
+        }
+        next = list->next;
+        g_slist_free_1(list);
+        list = next;
+    }
+    g_ptr_array_add(nic_models, NULL);
+
+    return nic_models;
+}
+
 int qemu_show_nic_models(const char *arg, const char *const *models)
 {
     int i;
@@ -907,7 +968,7 @@ int qemu_show_nic_models(const char *arg, const char *const *models)
         return 0;
     }
 
-    printf("Supported NIC models:\n");
+    printf("Available NIC models:\n");
     for (i = 0 ; models[i]; i++) {
         printf("%s\n", models[i]);
     }
@@ -1030,6 +1091,9 @@ static int (* const net_client_init_fun[NET_CLIENT_DRIVER__MAX])(
 #ifdef CONFIG_NETMAP
         [NET_CLIENT_DRIVER_NETMAP]    = net_init_netmap,
 #endif
+#ifdef CONFIG_AF_XDP
+        [NET_CLIENT_DRIVER_AF_XDP]    = net_init_af_xdp,
+#endif
 #ifdef CONFIG_NET_BRIDGE
         [NET_CLIENT_DRIVER_BRIDGE]    = net_init_bridge,
 #endif
@@ -1134,6 +1198,9 @@ void show_netdevs(void)
 #ifdef CONFIG_NETMAP
         "netmap",
 #endif
+#ifdef CONFIG_AF_XDP
+        "af-xdp",
+#endif
 #ifdef CONFIG_POSIX
         "vhost-user",
 #endif
@@ -1508,8 +1575,18 @@ static int net_param_nic(void *dummy, QemuOpts *opts, Error **errp)
     const char *type;
 
     type = qemu_opt_get(opts, "type");
-    if (type && g_str_equal(type, "none")) {
-        return 0;    /* Nothing to do, default_net is cleared in vl.c */
+    if (type) {
+        if (g_str_equal(type, "none")) {
+            return 0;    /* Nothing to do, default_net is cleared in vl.c */
+        }
+        if (is_help_option(type)) {
+            GPtrArray *nic_models = qemu_get_nic_models(TYPE_DEVICE);
+            show_netdevs();
+            printf("\n");
+            qemu_show_nic_models(type, (const char **)nic_models->pdata);
+            g_ptr_array_free(nic_models, true);
+            exit(0);
+        }
     }
 
     idx = nic_get_free_idx();