diff options
| -rw-r--r-- | include/net/net.h | 6 | ||||
| -rw-r--r-- | net/net.c | 18 | ||||
| -rw-r--r-- | net/tap-linux.c | 34 | ||||
| -rw-r--r-- | net/tap-linux.h | 2 | ||||
| -rw-r--r-- | net/tap.c | 16 | ||||
| -rw-r--r-- | net/tap_int.h | 2 |
6 files changed, 78 insertions, 0 deletions
diff --git a/include/net/net.h b/include/net/net.h index e66ca03bf3..4306252b97 100644 --- a/include/net/net.h +++ b/include/net/net.h @@ -55,6 +55,8 @@ typedef bool (HasVnetHdrLen)(NetClientState *, int); typedef void (UsingVnetHdr)(NetClientState *, bool); typedef void (SetOffload)(NetClientState *, int, int, int, int, int); typedef void (SetVnetHdrLen)(NetClientState *, int); +typedef int (SetVnetLE)(NetClientState *, bool); +typedef int (SetVnetBE)(NetClientState *, bool); typedef struct NetClientInfo { NetClientOptionsKind type; @@ -73,6 +75,8 @@ typedef struct NetClientInfo { UsingVnetHdr *using_vnet_hdr; SetOffload *set_offload; SetVnetHdrLen *set_vnet_hdr_len; + SetVnetLE *set_vnet_le; + SetVnetBE *set_vnet_be; } NetClientInfo; struct NetClientState { @@ -139,6 +143,8 @@ 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); void qemu_set_vnet_hdr_len(NetClientState *nc, int len); +int qemu_set_vnet_le(NetClientState *nc, bool is_le); +int qemu_set_vnet_be(NetClientState *nc, bool is_be); void qemu_macaddr_default_if_unset(MACAddr *macaddr); int qemu_show_nic_models(const char *arg, const char *const *models); void qemu_check_nic_model(NICInfo *nd, const char *model); @@ -510,6 +510,24 @@ void qemu_set_vnet_hdr_len(NetClientState *nc, int len) nc->info->set_vnet_hdr_len(nc, len); } +int qemu_set_vnet_le(NetClientState *nc, bool is_le) +{ + if (!nc || !nc->info->set_vnet_le) { + return -ENOSYS; + } + + return nc->info->set_vnet_le(nc, is_le); +} + +int qemu_set_vnet_be(NetClientState *nc, bool is_be) +{ + if (!nc || !nc->info->set_vnet_be) { + return -ENOSYS; + } + + return nc->info->set_vnet_be(nc, is_be); +} + int qemu_can_send_packet(NetClientState *sender) { int vm_running = runstate_is_running(); diff --git a/net/tap-linux.c b/net/tap-linux.c index 6c3caef21e..394f2a646f 100644 --- a/net/tap-linux.c +++ b/net/tap-linux.c @@ -198,6 +198,40 @@ void tap_fd_set_vnet_hdr_len(int fd, int len) } } +int tap_fd_set_vnet_le(int fd, int is_le) +{ + int arg = is_le ? 1 : 0; + + if (!ioctl(fd, TUNSETVNETLE, &arg)) { + return 0; + } + + /* Check if our kernel supports TUNSETVNETLE */ + if (errno == EINVAL) { + return -errno; + } + + error_report("TUNSETVNETLE ioctl() failed: %s.\n", strerror(errno)); + abort(); +} + +int tap_fd_set_vnet_be(int fd, int is_be) +{ + int arg = is_be ? 1 : 0; + + if (!ioctl(fd, TUNSETVNETBE, &arg)) { + return 0; + } + + /* Check if our kernel supports TUNSETVNETBE */ + if (errno == EINVAL) { + return -errno; + } + + error_report("TUNSETVNETBE ioctl() failed: %s.\n", strerror(errno)); + abort(); +} + void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo) { diff --git a/net/tap-linux.h b/net/tap-linux.h index 1cf35d41bd..01dc6f8a2d 100644 --- a/net/tap-linux.h +++ b/net/tap-linux.h @@ -30,6 +30,8 @@ #define TUNGETVNETHDRSZ _IOR('T', 215, int) #define TUNSETVNETHDRSZ _IOW('T', 216, int) #define TUNSETQUEUE _IOW('T', 217, int) +#define TUNSETVNETLE _IOW('T', 220, int) +#define TUNSETVNETBE _IOW('T', 222, int) #endif @@ -275,6 +275,20 @@ static void tap_using_vnet_hdr(NetClientState *nc, bool using_vnet_hdr) s->using_vnet_hdr = using_vnet_hdr; } +static int tap_set_vnet_le(NetClientState *nc, bool is_le) +{ + TAPState *s = DO_UPCAST(TAPState, nc, nc); + + return tap_fd_set_vnet_le(s->fd, is_le); +} + +static int tap_set_vnet_be(NetClientState *nc, bool is_be) +{ + TAPState *s = DO_UPCAST(TAPState, nc, nc); + + return tap_fd_set_vnet_be(s->fd, is_be); +} + static void tap_set_offload(NetClientState *nc, int csum, int tso4, int tso6, int ecn, int ufo) { @@ -341,6 +355,8 @@ static NetClientInfo net_tap_info = { .using_vnet_hdr = tap_using_vnet_hdr, .set_offload = tap_set_offload, .set_vnet_hdr_len = tap_set_vnet_hdr_len, + .set_vnet_le = tap_set_vnet_le, + .set_vnet_be = tap_set_vnet_be, }; static TAPState *net_tap_fd_init(NetClientState *peer, diff --git a/net/tap_int.h b/net/tap_int.h index d12a409967..2378021c45 100644 --- a/net/tap_int.h +++ b/net/tap_int.h @@ -40,6 +40,8 @@ int tap_probe_vnet_hdr_len(int fd, int len); int tap_probe_has_ufo(int fd); void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo); void tap_fd_set_vnet_hdr_len(int fd, int len); +int tap_fd_set_vnet_le(int fd, int vnet_is_le); +int tap_fd_set_vnet_be(int fd, int vnet_is_be); int tap_fd_enable(int fd); int tap_fd_disable(int fd); int tap_fd_get_ifname(int fd, char *ifname); |