vfio-pci: Fix multifunction=on

[qemu.git] / net / tap-bsd.c

diff --git a/net/tap-bsd.c b/net/tap-bsd.c
index efccfe08a776e9b3b8a0efbda1fa9dc4776685fa..90f8a02276016d12734413ca3ce2ea73f64102d4 100644 (file)
--- a/net/tap-bsd.c
+++ b/net/tap-bsd.c
@@ -22,29 +22,29 @@
  * THE SOFTWARE.
  */
 
-#include "net/tap.h"
+#include "tap_int.h"
 #include "qemu-common.h"
-#include "sysemu.h"
-#include "qemu-error.h"
+#include "sysemu/sysemu.h"
+#include "qemu/error-report.h"
 
 #ifdef __NetBSD__
+#include <sys/ioctl.h>
+#include <net/if.h>
 #include <net/if_tap.h>
 #endif
 
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-#include <libutil.h>
-#else
-#include <util.h>
-#endif
-
-int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required)
+int tap_open(char *ifname, int ifname_size, int *vnet_hdr,
+             int vnet_hdr_required, int mq_required)
 {
     int fd;
+#ifdef TAPGIFNAME
+    struct ifreq ifr;
+#else
     char *dev;
     struct stat s;
+#endif
 
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
-    /* if no ifname is given, always start the search from tap0. */
+    /* if no ifname is given, always start the search from tap0/tun0. */
     int i;
     char dname[100];
 
@@ -52,7 +52,11 @@ int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required
         if (*ifname) {
             snprintf(dname, sizeof dname, "/dev/%s", ifname);
         } else {
+#if defined(__OpenBSD__)
+            snprintf(dname, sizeof dname, "/dev/tun%d", i);
+#else
             snprintf(dname, sizeof dname, "/dev/tap%d", i);
+#endif
         }
         TFR(fd = open(dname, O_RDWR));
         if (fd >= 0) {
@@ -70,17 +74,24 @@ int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required
                    dname, strerror(errno));
         return -1;
     }
+
+#ifdef TAPGIFNAME
+    if (ioctl(fd, TAPGIFNAME, (void *)&ifr) < 0) {
+        fprintf(stderr, "warning: could not get tap name: %s\n",
+            strerror(errno));
+        return -1;
+    }
+    pstrcpy(ifname, ifname_size, ifr.ifr_name);
 #else
-    TFR(fd = open("/dev/tap", O_RDWR));
-    if (fd < 0) {
-        fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
+    if (fstat(fd, &s) < 0) {
+        fprintf(stderr,
+            "warning: could not stat /dev/tap: no virtual network emulation: %s\n",
+            strerror(errno));
         return -1;
     }
-#endif
-
-    fstat(fd, &s);
     dev = devname(s.st_rdev, S_IFCHR);
     pstrcpy(ifname, ifname_size, dev);
+#endif
 
     if (*vnet_hdr) {
         /* BSD doesn't have IFF_VNET_HDR */
@@ -97,7 +108,7 @@ int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required
     return fd;
 }
 
-int tap_set_sndbuf(int fd, QemuOpts *opts)
+int tap_set_sndbuf(int fd, const NetdevTapOptions *tap)
 {
     return 0;
 }
@@ -125,3 +136,18 @@ void tap_fd_set_offload(int fd, int csum, int tso4,
                         int tso6, int ecn, int ufo)
 {
 }
+
+int tap_fd_enable(int fd)
+{
+    return -1;
+}
+
+int tap_fd_disable(int fd)
+{
+    return -1;
+}
+
+int tap_fd_get_ifname(int fd, char *ifname)
+{
+    return -1;
+}