9c282718aa
Only supported on Linux Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
52 lines
2.0 KiB
C
52 lines
2.0 KiB
C
/*
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* QEMU System Emulator
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*
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* Copyright (c) 2003-2008 Fabrice Bellard
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* Copyright (c) 2009 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef QEMU_NET_TAP_H
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#define QEMU_NET_TAP_H
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#include "qemu-common.h"
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#include "qemu-option.h"
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#define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
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#define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
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int net_init_tap(QemuOpts *opts, Monitor *mon, const char *name, VLANState *vlan);
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int tap_open(char *ifname, int ifname_size, int *vnet_hdr, int vnet_hdr_required);
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ssize_t tap_read_packet(int tapfd, uint8_t *buf, int maxlen);
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int tap_has_ufo(VLANClientState *vc);
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int tap_has_vnet_hdr(VLANClientState *vc);
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void tap_using_vnet_hdr(VLANClientState *vc, int using_vnet_hdr);
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void tap_set_offload(VLANClientState *vc, int csum, int tso4, int tso6, int ecn, int ufo);
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int tap_set_sndbuf(int fd, QemuOpts *opts);
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int tap_probe_vnet_hdr(int fd);
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int tap_probe_has_ufo(int fd);
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void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo);
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#endif /* QEMU_NET_TAP_H */
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