4 * Copyright (c) 2003-2008 Fabrice Bellard
5 * Copyright (c) 2009 Red Hat, Inc.
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
29 #include "qapi/qapi-types-net.h"
31 int tap_open(char *ifname
, int ifname_size
, int *vnet_hdr
,
32 int vnet_hdr_required
, int mq_required
, Error
**errp
);
34 ssize_t
tap_read_packet(int tapfd
, uint8_t *buf
, int maxlen
);
36 void tap_set_sndbuf(int fd
, const NetdevTapOptions
*tap
, Error
**errp
);
37 int tap_probe_vnet_hdr(int fd
, Error
**errp
);
38 int tap_probe_vnet_hdr_len(int fd
, int len
);
39 int tap_probe_has_ufo(int fd
);
40 void tap_fd_set_offload(int fd
, int csum
, int tso4
, int tso6
, int ecn
, int ufo
,
42 void tap_fd_set_vnet_hdr_len(int fd
, int len
);
43 int tap_fd_set_vnet_le(int fd
, int vnet_is_le
);
44 int tap_fd_set_vnet_be(int fd
, int vnet_is_be
);
45 int tap_fd_enable(int fd
);
46 int tap_fd_disable(int fd
);
47 int tap_fd_get_ifname(int fd
, char *ifname
);
48 int tap_fd_set_steering_ebpf(int fd
, int prog_fd
);
50 #endif /* NET_TAP_INT_H */