root / net / tap_int.h @ f487b677
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1 | a8ed73f7 | Mark McLoughlin | /*
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2 | a8ed73f7 | Mark McLoughlin | * QEMU System Emulator
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3 | a8ed73f7 | Mark McLoughlin | *
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4 | a8ed73f7 | Mark McLoughlin | * Copyright (c) 2003-2008 Fabrice Bellard
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5 | a8ed73f7 | Mark McLoughlin | * Copyright (c) 2009 Red Hat, Inc.
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6 | a8ed73f7 | Mark McLoughlin | *
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7 | a8ed73f7 | Mark McLoughlin | * Permission is hereby granted, free of charge, to any person obtaining a copy
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8 | a8ed73f7 | Mark McLoughlin | * of this software and associated documentation files (the "Software"), to deal
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9 | a8ed73f7 | Mark McLoughlin | * in the Software without restriction, including without limitation the rights
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10 | a8ed73f7 | Mark McLoughlin | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 | a8ed73f7 | Mark McLoughlin | * copies of the Software, and to permit persons to whom the Software is
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12 | a8ed73f7 | Mark McLoughlin | * furnished to do so, subject to the following conditions:
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13 | a8ed73f7 | Mark McLoughlin | *
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14 | a8ed73f7 | Mark McLoughlin | * The above copyright notice and this permission notice shall be included in
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15 | a8ed73f7 | Mark McLoughlin | * all copies or substantial portions of the Software.
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16 | a8ed73f7 | Mark McLoughlin | *
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17 | a8ed73f7 | Mark McLoughlin | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 | a8ed73f7 | Mark McLoughlin | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 | a8ed73f7 | Mark McLoughlin | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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20 | a8ed73f7 | Mark McLoughlin | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 | a8ed73f7 | Mark McLoughlin | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 | a8ed73f7 | Mark McLoughlin | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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23 | a8ed73f7 | Mark McLoughlin | * THE SOFTWARE.
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24 | a8ed73f7 | Mark McLoughlin | */
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25 | a8ed73f7 | Mark McLoughlin | |
26 | 1422e32d | Paolo Bonzini | #ifndef QEMU_TAP_H
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27 | 1422e32d | Paolo Bonzini | #define QEMU_TAP_H
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28 | a8ed73f7 | Mark McLoughlin | |
29 | a8ed73f7 | Mark McLoughlin | #include "qemu-common.h" |
30 | 6687b79d | Laszlo Ersek | #include "qapi-types.h" |
31 | a8ed73f7 | Mark McLoughlin | |
32 | a8ed73f7 | Mark McLoughlin | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" |
33 | a8ed73f7 | Mark McLoughlin | #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown" |
34 | a8ed73f7 | Mark McLoughlin | |
35 | 264986e2 | Jason Wang | int tap_open(char *ifname, int ifname_size, int *vnet_hdr, |
36 | 264986e2 | Jason Wang | int vnet_hdr_required, int mq_required); |
37 | e7e92325 | Mark McLoughlin | |
38 | 966ea5ec | Mark McLoughlin | ssize_t tap_read_packet(int tapfd, uint8_t *buf, int maxlen); |
39 | 966ea5ec | Mark McLoughlin | |
40 | 08c573a8 | Laszlo Ersek | int tap_set_sndbuf(int fd, const NetdevTapOptions *tap); |
41 | dc69004c | Mark McLoughlin | int tap_probe_vnet_hdr(int fd); |
42 | 445d892f | Michael S. Tsirkin | int tap_probe_vnet_hdr_len(int fd, int len); |
43 | 9c282718 | Mark McLoughlin | int tap_probe_has_ufo(int fd); |
44 | 1faac1f7 | Mark McLoughlin | void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo); |
45 | 445d892f | Michael S. Tsirkin | void tap_fd_set_vnet_hdr_len(int fd, int len); |
46 | 94fdc6d0 | Jason Wang | int tap_fd_enable(int fd); |
47 | 94fdc6d0 | Jason Wang | int tap_fd_disable(int fd); |
48 | e5dc0b40 | Jason Wang | int tap_fd_get_ifname(int fd, char *ifname); |
49 | 15ac913b | Mark McLoughlin | |
50 | 1422e32d | Paolo Bonzini | #endif /* QEMU_TAP_H */ |