net: Rename vc local variables to nc

Now that VLANClientState has been renamed to NetClientState all 'vc'
local variables should be 'nc'.  Much of the code already used 'nc' but
there are places where 'vc' needs to be renamed.

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>

1 files changed, 110 insertions, 110 deletions

diff --git a/net.c b/net.c
index 33896fe679..8aebf8cd48 100644
--- a/net.c
+++ b/net.c
@@ -132,11 +132,11 @@ int parse_host_port(struct sockaddr_in *saddr, const char *str)
     return 0;
 }
 
-void qemu_format_nic_info_str(NetClientState *vc, uint8_t macaddr[6])
+void qemu_format_nic_info_str(NetClientState *nc, uint8_t macaddr[6])
 {
-    snprintf(vc->info_str, sizeof(vc->info_str),
+    snprintf(nc->info_str, sizeof(nc->info_str),
              "model=%s,macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
-             vc->model,
+             nc->model,
              macaddr[0], macaddr[1], macaddr[2],
              macaddr[3], macaddr[4], macaddr[5]);
 }
@@ -162,19 +162,19 @@ void qemu_macaddr_default_if_unset(MACAddr *macaddr)
  * Only net clients created with the legacy -net option need this.  Naming is
  * mandatory for net clients created with -netdev.
  */
-static char *assign_name(NetClientState *vc1, const char *model)
+static char *assign_name(NetClientState *nc1, const char *model)
 {
-    NetClientState *vc;
+    NetClientState *nc;
     char buf[256];
     int id = 0;
 
-    QTAILQ_FOREACH(vc, &net_clients, next) {
-        if (vc == vc1) {
+    QTAILQ_FOREACH(nc, &net_clients, next) {
+        if (nc == nc1) {
             continue;
         }
         /* For compatibility only bump id for net clients on a vlan */
-        if (strcmp(vc->model, model) == 0 &&
-            net_hub_id_for_client(vc, NULL) == 0) {
+        if (strcmp(nc->model, model) == 0 &&
+            net_hub_id_for_client(nc, NULL) == 0) {
             id++;
         }
     }
@@ -200,32 +200,32 @@ NetClientState *qemu_new_net_client(NetClientInfo *info,
                                     const char *model,
                                     const char *name)
 {
-    NetClientState *vc;
+    NetClientState *nc;
 
     assert(info->size >= sizeof(NetClientState));
 
-    vc = g_malloc0(info->size);
+    nc = g_malloc0(info->size);
 
-    vc->info = info;
-    vc->model = g_strdup(model);
+    nc->info = info;
+    nc->model = g_strdup(model);
     if (name) {
-        vc->name = g_strdup(name);
+        nc->name = g_strdup(name);
     } else {
-        vc->name = assign_name(vc, model);
+        nc->name = assign_name(nc, model);
     }
 
     if (peer) {
         assert(!peer->peer);
-        vc->peer = peer;
-        peer->peer = vc;
+        nc->peer = peer;
+        peer->peer = nc;
     }
-    QTAILQ_INSERT_TAIL(&net_clients, vc, next);
+    QTAILQ_INSERT_TAIL(&net_clients, nc, next);
 
-    vc->send_queue = qemu_new_net_queue(qemu_deliver_packet,
+    nc->send_queue = qemu_new_net_queue(qemu_deliver_packet,
                                         qemu_deliver_packet_iov,
-                                        vc);
+                                        nc);
 
-    return vc;
+    return nc;
 }
 
 NICState *qemu_new_nic(NetClientInfo *info,
@@ -249,56 +249,56 @@ NICState *qemu_new_nic(NetClientInfo *info,
     return nic;
 }
 
-static void qemu_cleanup_vlan_client(NetClientState *vc)
+static void qemu_cleanup_vlan_client(NetClientState *nc)
 {
-    QTAILQ_REMOVE(&net_clients, vc, next);
+    QTAILQ_REMOVE(&net_clients, nc, next);
 
-    if (vc->info->cleanup) {
-        vc->info->cleanup(vc);
+    if (nc->info->cleanup) {
+        nc->info->cleanup(nc);
     }
 }
 
-static void qemu_free_vlan_client(NetClientState *vc)
+static void qemu_free_vlan_client(NetClientState *nc)
 {
-    if (vc->send_queue) {
-        qemu_del_net_queue(vc->send_queue);
+    if (nc->send_queue) {
+        qemu_del_net_queue(nc->send_queue);
     }
-    if (vc->peer) {
-        vc->peer->peer = NULL;
+    if (nc->peer) {
+        nc->peer->peer = NULL;
     }
-    g_free(vc->name);
-    g_free(vc->model);
-    g_free(vc);
+    g_free(nc->name);
+    g_free(nc->model);
+    g_free(nc);
 }
 
-void qemu_del_vlan_client(NetClientState *vc)
+void qemu_del_vlan_client(NetClientState *nc)
 {
     /* If there is a peer NIC, delete and cleanup client, but do not free. */
-    if (vc->peer && vc->peer->info->type == NET_CLIENT_OPTIONS_KIND_NIC) {
-        NICState *nic = DO_UPCAST(NICState, nc, vc->peer);
+    if (nc->peer && nc->peer->info->type == NET_CLIENT_OPTIONS_KIND_NIC) {
+        NICState *nic = DO_UPCAST(NICState, nc, nc->peer);
         if (nic->peer_deleted) {
             return;
         }
         nic->peer_deleted = true;
         /* Let NIC know peer is gone. */
-        vc->peer->link_down = true;
-        if (vc->peer->info->link_status_changed) {
-            vc->peer->info->link_status_changed(vc->peer);
+        nc->peer->link_down = true;
+        if (nc->peer->info->link_status_changed) {
+            nc->peer->info->link_status_changed(nc->peer);
         }
-        qemu_cleanup_vlan_client(vc);
+        qemu_cleanup_vlan_client(nc);
         return;
     }
 
     /* If this is a peer NIC and peer has already been deleted, free it now. */
-    if (vc->peer && vc->info->type == NET_CLIENT_OPTIONS_KIND_NIC) {
-        NICState *nic = DO_UPCAST(NICState, nc, vc);
+    if (nc->peer && nc->info->type == NET_CLIENT_OPTIONS_KIND_NIC) {
+        NICState *nic = DO_UPCAST(NICState, nc, nc);
         if (nic->peer_deleted) {
-            qemu_free_vlan_client(vc->peer);
+            qemu_free_vlan_client(nc->peer);
         }
     }
 
-    qemu_cleanup_vlan_client(vc);
-    qemu_free_vlan_client(vc);
+    qemu_cleanup_vlan_client(nc);
+    qemu_free_vlan_client(nc);
 }
 
 void qemu_foreach_nic(qemu_nic_foreach func, void *opaque)
@@ -333,44 +333,44 @@ static ssize_t qemu_deliver_packet(NetClientState *sender,
                                    size_t size,
                                    void *opaque)
 {
-    NetClientState *vc = opaque;
+    NetClientState *nc = opaque;
     ssize_t ret;
 
-    if (vc->link_down) {
+    if (nc->link_down) {
         return size;
     }
 
-    if (vc->receive_disabled) {
+    if (nc->receive_disabled) {
         return 0;
     }
 
-    if (flags & QEMU_NET_PACKET_FLAG_RAW && vc->info->receive_raw) {
-        ret = vc->info->receive_raw(vc, data, size);
+    if (flags & QEMU_NET_PACKET_FLAG_RAW && nc->info->receive_raw) {
+        ret = nc->info->receive_raw(nc, data, size);
     } else {
-        ret = vc->info->receive(vc, data, size);
+        ret = nc->info->receive(nc, data, size);
     }
 
     if (ret == 0) {
-        vc->receive_disabled = 1;
+        nc->receive_disabled = 1;
     };
 
     return ret;
 }
 
-void qemu_purge_queued_packets(NetClientState *vc)
+void qemu_purge_queued_packets(NetClientState *nc)
 {
-    if (!vc->peer) {
+    if (!nc->peer) {
         return;
     }
 
-    qemu_net_queue_purge(vc->peer->send_queue, vc);
+    qemu_net_queue_purge(nc->peer->send_queue, nc);
 }
 
-void qemu_flush_queued_packets(NetClientState *vc)
+void qemu_flush_queued_packets(NetClientState *nc)
 {
-    vc->receive_disabled = 0;
+    nc->receive_disabled = 0;
 
-    qemu_net_queue_flush(vc->send_queue);
+    qemu_net_queue_flush(nc->send_queue);
 }
 
 static ssize_t qemu_send_packet_async_with_flags(NetClientState *sender,
@@ -402,18 +402,18 @@ ssize_t qemu_send_packet_async(NetClientState *sender,
                                              buf, size, sent_cb);
 }
 
-void qemu_send_packet(NetClientState *vc, const uint8_t *buf, int size)
+void qemu_send_packet(NetClientState *nc, const uint8_t *buf, int size)
 {
-    qemu_send_packet_async(vc, buf, size, NULL);
+    qemu_send_packet_async(nc, buf, size, NULL);
 }
 
-ssize_t qemu_send_packet_raw(NetClientState *vc, const uint8_t *buf, int size)
+ssize_t qemu_send_packet_raw(NetClientState *nc, const uint8_t *buf, int size)
 {
-    return qemu_send_packet_async_with_flags(vc, QEMU_NET_PACKET_FLAG_RAW,
+    return qemu_send_packet_async_with_flags(nc, QEMU_NET_PACKET_FLAG_RAW,
                                              buf, size, NULL);
 }
 
-static ssize_t vc_sendv_compat(NetClientState *vc, const struct iovec *iov,
+static ssize_t nc_sendv_compat(NetClientState *nc, const struct iovec *iov,
                                int iovcnt)
 {
     uint8_t buffer[4096];
@@ -421,7 +421,7 @@ static ssize_t vc_sendv_compat(NetClientState *vc, const struct iovec *iov,
 
     offset = iov_to_buf(iov, iovcnt, 0, buffer, sizeof(buffer));
 
-    return vc->info->receive(vc, buffer, offset);
+    return nc->info->receive(nc, buffer, offset);
 }
 
 static ssize_t qemu_deliver_packet_iov(NetClientState *sender,
@@ -430,16 +430,16 @@ static ssize_t qemu_deliver_packet_iov(NetClientState *sender,
                                        int iovcnt,
                                        void *opaque)
 {
-    NetClientState *vc = opaque;
+    NetClientState *nc = opaque;
 
-    if (vc->link_down) {
+    if (nc->link_down) {
         return iov_size(iov, iovcnt);
     }
 
-    if (vc->info->receive_iov) {
-        return vc->info->receive_iov(vc, iov, iovcnt);
+    if (nc->info->receive_iov) {
+        return nc->info->receive_iov(nc, iov, iovcnt);
     } else {
-        return vc_sendv_compat(vc, iov, iovcnt);
+        return nc_sendv_compat(nc, iov, iovcnt);
     }
 }
 
@@ -461,20 +461,20 @@ ssize_t qemu_sendv_packet_async(NetClientState *sender,
 }
 
 ssize_t
-qemu_sendv_packet(NetClientState *vc, const struct iovec *iov, int iovcnt)
+qemu_sendv_packet(NetClientState *nc, const struct iovec *iov, int iovcnt)
 {
-    return qemu_sendv_packet_async(vc, iov, iovcnt, NULL);
+    return qemu_sendv_packet_async(nc, iov, iovcnt, NULL);
 }
 
 NetClientState *qemu_find_netdev(const char *id)
 {
-    NetClientState *vc;
+    NetClientState *nc;
 
-    QTAILQ_FOREACH(vc, &net_clients, next) {
-        if (vc->info->type == NET_CLIENT_OPTIONS_KIND_NIC)
+    QTAILQ_FOREACH(nc, &net_clients, next) {
+        if (nc->info->type == NET_CLIENT_OPTIONS_KIND_NIC)
             continue;
-        if (!strcmp(vc->name, id)) {
-            return vc;
+        if (!strcmp(nc->name, id)) {
+            return nc;
         }
     }
 
@@ -791,19 +791,19 @@ void net_host_device_add(Monitor *mon, const QDict *qdict)
 
 void net_host_device_remove(Monitor *mon, const QDict *qdict)
 {
-    NetClientState *vc;
+    NetClientState *nc;
     int vlan_id = qdict_get_int(qdict, "vlan_id");
     const char *device = qdict_get_str(qdict, "device");
 
-    vc = net_hub_find_client_by_name(vlan_id, device);
-    if (!vc) {
+    nc = net_hub_find_client_by_name(vlan_id, device);
+    if (!nc) {
         return;
     }
-    if (!net_host_check_device(vc->model)) {
+    if (!net_host_check_device(nc->model)) {
         monitor_printf(mon, "invalid host network device %s\n", device);
         return;
     }
-    qemu_del_vlan_client(vc);
+    qemu_del_vlan_client(nc);
 }
 
 void netdev_add(QemuOpts *opts, Error **errp)
@@ -843,36 +843,36 @@ exit_err:
 
 void qmp_netdev_del(const char *id, Error **errp)
 {
-    NetClientState *vc;
+    NetClientState *nc;
 
-    vc = qemu_find_netdev(id);
-    if (!vc) {
+    nc = qemu_find_netdev(id);
+    if (!nc) {
         error_set(errp, QERR_DEVICE_NOT_FOUND, id);
         return;
     }
 
-    qemu_del_vlan_client(vc);
+    qemu_del_vlan_client(nc);
     qemu_opts_del(qemu_opts_find(qemu_find_opts_err("netdev", errp), id));
 }
 
-static void print_net_client(Monitor *mon, NetClientState *vc)
+static void print_net_client(Monitor *mon, NetClientState *nc)
 {
-    monitor_printf(mon, "%s: type=%s,%s\n", vc->name,
-                   NetClientOptionsKind_lookup[vc->info->type], vc->info_str);
+    monitor_printf(mon, "%s: type=%s,%s\n", nc->name,
+                   NetClientOptionsKind_lookup[nc->info->type], nc->info_str);
 }
 
 void do_info_network(Monitor *mon)
 {
-    NetClientState *vc, *peer;
+    NetClientState *nc, *peer;
     NetClientOptionsKind type;
 
     monitor_printf(mon, "Devices not on any VLAN:\n");
-    QTAILQ_FOREACH(vc, &net_clients, next) {
-        peer = vc->peer;
-        type = vc->info->type;
+    QTAILQ_FOREACH(nc, &net_clients, next) {
+        peer = nc->peer;
+        type = nc->info->type;
         if (!peer || type == NET_CLIENT_OPTIONS_KIND_NIC) {
             monitor_printf(mon, "  ");
-            print_net_client(mon, vc);
+            print_net_client(mon, nc);
         } /* else it's a netdev connected to a NIC, printed with the NIC */
         if (peer && type == NET_CLIENT_OPTIONS_KIND_NIC) {
             monitor_printf(mon, "   \\ ");
@@ -884,23 +884,23 @@ void do_info_network(Monitor *mon)
 
 void qmp_set_link(const char *name, bool up, Error **errp)
 {
-    NetClientState *vc = NULL;
+    NetClientState *nc = NULL;
 
-    QTAILQ_FOREACH(vc, &net_clients, next) {
-        if (!strcmp(vc->name, name)) {
+    QTAILQ_FOREACH(nc, &net_clients, next) {
+        if (!strcmp(nc->name, name)) {
             goto done;
         }
     }
 done:
-    if (!vc) {
+    if (!nc) {
         error_set(errp, QERR_DEVICE_NOT_FOUND, name);
         return;
     }
 
-    vc->link_down = !up;
+    nc->link_down = !up;
 
-    if (vc->info->link_status_changed) {
-        vc->info->link_status_changed(vc);
+    if (nc->info->link_status_changed) {
+        nc->info->link_status_changed(nc);
     }
 
     /* Notify peer. Don't update peer link status: this makes it possible to
@@ -910,23 +910,23 @@ done:
      * Current behaviour is compatible with qemu vlans where there could be
      * multiple clients that can still communicate with each other in
      * disconnected mode. For now maintain this compatibility. */
-    if (vc->peer && vc->peer->info->link_status_changed) {
-        vc->peer->info->link_status_changed(vc->peer);
+    if (nc->peer && nc->peer->info->link_status_changed) {
+        nc->peer->info->link_status_changed(nc->peer);
     }
 }
 
 void net_cleanup(void)
 {
-    NetClientState *vc, *next_vc;
+    NetClientState *nc, *next_vc;
 
-    QTAILQ_FOREACH_SAFE(vc, &net_clients, next, next_vc) {
-        qemu_del_vlan_client(vc);
+    QTAILQ_FOREACH_SAFE(nc, &net_clients, next, next_vc) {
+        qemu_del_vlan_client(nc);
     }
 }
 
 void net_check_clients(void)
 {
-    NetClientState *vc;
+    NetClientState *nc;
     int i;
 
     /* Don't warn about the default network setup that you get if
@@ -943,11 +943,11 @@ void net_check_clients(void)
 
     net_hub_check_clients();
 
-    QTAILQ_FOREACH(vc, &net_clients, next) {
-        if (!vc->peer) {
+    QTAILQ_FOREACH(nc, &net_clients, next) {
+        if (!nc->peer) {
             fprintf(stderr, "Warning: %s %s has no peer\n",
-                    vc->info->type == NET_CLIENT_OPTIONS_KIND_NIC ? "nic" : "netdev",
-                    vc->name);
+                    nc->info->type == NET_CLIENT_OPTIONS_KIND_NIC ?
+                    "nic" : "netdev", nc->name);
         }
     }