vdpa: move iova_range to vhost_vdpa_shared

[mirror_qemu.git] / net / tap-win32.c

diff --git a/net/tap-win32.c b/net/tap-win32.c
index 7fddb20b5179a96ed0b9fa69722a16c95a5f2d16..7b8b4be02cff356ca446da6dcd762911f06368a4 100644 (file)
--- a/net/tap-win32.c
+++ b/net/tap-win32.c
@@ -26,15 +26,15 @@
  *  distribution); if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "qemu/osdep.h"
 #include "tap_int.h"
 
-#include "qemu-common.h"
 #include "clients.h"            /* net_init_tap */
+#include "net/eth.h"
 #include "net/net.h"
 #include "net/tap.h"            /* tap_has_ufo, ... */
-#include "sysemu/sysemu.h"
 #include "qemu/error-report.h"
-#include <stdio.h>
+#include "qemu/main-loop.h"
 #include <windows.h>
 #include <winioctl.h>
 
@@ -685,14 +685,25 @@ static ssize_t tap_receive(NetClientState *nc, const uint8_t *buf, size_t size)
 static void tap_win32_send(void *opaque)
 {
     TAPState *s = opaque;
-    uint8_t *buf;
+    uint8_t *buf, *orig_buf;
     int max_size = 4096;
     int size;
+    uint8_t min_pkt[ETH_ZLEN];
+    size_t min_pktsz = sizeof(min_pkt);
 
     size = tap_win32_read(s->handle, &buf, max_size);
     if (size > 0) {
+        orig_buf = buf;
+
+        if (net_peer_needs_padding(&s->nc)) {
+            if (eth_pad_short_frame(min_pkt, &min_pktsz, buf, size)) {
+                buf = min_pkt;
+                size = min_pktsz;
+            }
+        }
+
         qemu_send_packet(&s->nc, buf, size);
-        tap_win32_free_buffer(s->handle, buf);
+        tap_win32_free_buffer(s->handle, orig_buf);
     }
 }
 
@@ -730,7 +741,7 @@ static void tap_using_vnet_hdr(NetClientState *nc, bool using_vnet_hdr)
 }
 
 static void tap_set_offload(NetClientState *nc, int csum, int tso4,
-                     int tso6, int ecn, int ufo)
+                     int tso6, int ecn, int ufo, int uso4, int uso6)
 {
 }
 
@@ -750,7 +761,7 @@ static void tap_set_vnet_hdr_len(NetClientState *nc, int len)
 }
 
 static NetClientInfo net_tap_win32_info = {
-    .type = NET_CLIENT_OPTIONS_KIND_TAP,
+    .type = NET_CLIENT_DRIVER_TAP,
     .size = sizeof(TAPState),
     .receive = tap_receive,
     .cleanup = tap_cleanup,
@@ -778,8 +789,7 @@ static int tap_win32_init(NetClientState *peer, const char *model,
 
     s = DO_UPCAST(TAPState, nc, nc);
 
-    snprintf(s->nc.info_str, sizeof(s->nc.info_str),
-             "tap: ifname=%s", ifname);
+    qemu_set_info_str(&s->nc, "tap: ifname=%s", ifname);
 
     s->handle = handle;
 
@@ -788,16 +798,16 @@ static int tap_win32_init(NetClientState *peer, const char *model,
     return 0;
 }
 
-int net_init_tap(const NetClientOptions *opts, const char *name,
+int net_init_tap(const Netdev *netdev, const char *name,
                  NetClientState *peer, Error **errp)
 {
     /* FIXME error_setg(errp, ...) on failure */
     const NetdevTapOptions *tap;
 
-    assert(opts->type == NET_CLIENT_OPTIONS_KIND_TAP);
-    tap = opts->u.tap;
+    assert(netdev->type == NET_CLIENT_DRIVER_TAP);
+    tap = &netdev->u.tap;
 
-    if (!tap->has_ifname) {
+    if (!tap->ifname) {
         error_report("tap: no interface name");
         return -1;
     }