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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 | a8ed73f7 | Mark McLoughlin | #ifndef QEMU_NET_TAP_H
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27 | a8ed73f7 | Mark McLoughlin | #define QEMU_NET_TAP_H
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28 | a8ed73f7 | Mark McLoughlin | |
29 | a8ed73f7 | Mark McLoughlin | #include "qemu-common.h" |
30 | a8ed73f7 | Mark McLoughlin | #include "qemu-option.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 | a8ed73f7 | Mark McLoughlin | int net_init_tap(QemuOpts *opts, Monitor *mon, const char *name, VLANState *vlan); |
36 | a8ed73f7 | Mark McLoughlin | |
37 | e7e92325 | Mark McLoughlin | int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required); |
38 | e7e92325 | Mark McLoughlin | |
39 | 966ea5ec | Mark McLoughlin | ssize_t tap_read_packet(int tapfd, uint8_t *buf, int maxlen); |
40 | 966ea5ec | Mark McLoughlin | |
41 | a8ed73f7 | Mark McLoughlin | int tap_has_ufo(VLANClientState *vc);
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42 | a8ed73f7 | Mark McLoughlin | int tap_has_vnet_hdr(VLANClientState *vc);
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43 | 445d892f | Michael S. Tsirkin | int tap_has_vnet_hdr_len(VLANClientState *vc, int len); |
44 | a8ed73f7 | Mark McLoughlin | void tap_using_vnet_hdr(VLANClientState *vc, int using_vnet_hdr); |
45 | a8ed73f7 | Mark McLoughlin | void tap_set_offload(VLANClientState *vc, int csum, int tso4, int tso6, int ecn, int ufo); |
46 | 445d892f | Michael S. Tsirkin | void tap_set_vnet_hdr_len(VLANClientState *vc, int len); |
47 | a8ed73f7 | Mark McLoughlin | |
48 | 15ac913b | Mark McLoughlin | int tap_set_sndbuf(int fd, QemuOpts *opts); |
49 | dc69004c | Mark McLoughlin | int tap_probe_vnet_hdr(int fd); |
50 | 445d892f | Michael S. Tsirkin | int tap_probe_vnet_hdr_len(int fd, int len); |
51 | 9c282718 | Mark McLoughlin | int tap_probe_has_ufo(int fd); |
52 | 1faac1f7 | Mark McLoughlin | void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo); |
53 | 445d892f | Michael S. Tsirkin | void tap_fd_set_vnet_hdr_len(int fd, int len); |
54 | 15ac913b | Mark McLoughlin | |
55 | 95d528a2 | Michael S. Tsirkin | int tap_get_fd(VLANClientState *vc);
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56 | 95d528a2 | Michael S. Tsirkin | |
57 | b202554c | Michael S. Tsirkin | struct vhost_net;
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58 | b202554c | Michael S. Tsirkin | struct vhost_net *tap_get_vhost_net(VLANClientState *vc);
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59 | b202554c | Michael S. Tsirkin | |
60 | a8ed73f7 | Mark McLoughlin | #endif /* QEMU_NET_TAP_H */ |