41     int fd;  in tap_open()  local
59         fd = RETRY_ON_EINTR(open(dname, O_RDWR));  in tap_open()
60         if (fd >= 0) {  in tap_open()
70     if (fd < 0) {  in tap_open()
76     if (ioctl(fd, TAPGIFNAME, (void *)&ifr) < 0) {  in tap_open()
82     if (fstat(fd, &s) < 0) {  in tap_open()
97             close(fd);  in tap_open()
101     g_unix_set_fd_nonblocking(fd, true, NULL);  in tap_open()
102     return fd;  in tap_open()
111     int fd, s, ret;  in tap_open_clone()  local
114     fd = RETRY_ON_EINTR(open(PATH_NET_TAP, O_RDWR));  in tap_open_clone()
115     if (fd < 0) {  in tap_open_clone()
122     ret = ioctl(fd, TAPGIFNAME, (void *)&ifr);  in tap_open_clone()
125         close(fd);  in tap_open_clone()
135             close(fd);  in tap_open_clone()
143             close(fd);  in tap_open_clone()
150     return fd;  in tap_open_clone()
156     int fd = -1;  in tap_open()  local
162         fd = RETRY_ON_EINTR(open(dname, O_RDWR));  in tap_open()
163         if (fd < 0 && errno != ENOENT) {  in tap_open()
169     if (fd < 0) {  in tap_open()
171         if ((fd = tap_open_clone(ifname, ifname_size, errp)) < 0) {  in tap_open()
192     g_unix_set_fd_nonblocking(fd, true, NULL);  in tap_open()
193     return fd;  in tap_open()
196     close(fd);  in tap_open()
201 void tap_set_sndbuf(int fd, const NetdevTapOptions *tap, Error **errp)  in tap_set_sndbuf()  argument
205 int tap_probe_vnet_hdr(int fd, Error **errp)  in tap_probe_vnet_hdr()  argument
210 int tap_probe_has_ufo(int fd)  in tap_probe_has_ufo()  argument
215 int tap_probe_has_uso(int fd)  in tap_probe_has_uso()  argument
220 void tap_fd_set_vnet_hdr_len(int fd, int len)  in tap_fd_set_vnet_hdr_len()  argument
224 int tap_fd_set_vnet_le(int fd, int is_le)  in tap_fd_set_vnet_le()  argument
229 int tap_fd_set_vnet_be(int fd, int is_be)  in tap_fd_set_vnet_be()  argument
234 void tap_fd_set_offload(int fd, int csum, int tso4,  in tap_fd_set_offload()  argument
239 int tap_fd_enable(int fd)  in tap_fd_enable()  argument
244 int tap_fd_disable(int fd)  in tap_fd_disable()  argument
249 int tap_fd_get_ifname(int fd, char *ifname)  in tap_fd_get_ifname()  argument
254 int tap_fd_set_steering_ebpf(int fd, int prog_fd)  in tap_fd_set_steering_ebpf()  argument