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a2eb2d310a
tap_ip_send() doesn't take a destination address, because it's specifically for inbound packets, and the IP addresses of the guest/namespace are already known to us. Rather than open-coding this destination address logic, make helper functions for it which will enable some later cleanups. Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
20 lines
655 B
C
20 lines
655 B
C
/* SPDX-License-Identifier: AGPL-3.0-or-later
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* Copyright (c) 2021 Red Hat GmbH
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* Author: Stefano Brivio <sbrivio@redhat.com>
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*/
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#ifndef TAP_H
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#define TAP_H
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in_addr_t tap_ip4_daddr(const struct ctx *c);
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const struct in6_addr *tap_ip6_daddr(const struct ctx *c,
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const struct in6_addr *src);
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void tap_ip_send(const struct ctx *c, const struct in6_addr *src, uint8_t proto,
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const char *in, size_t len, uint32_t flow);
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int tap_send(const struct ctx *c, const void *data, size_t len, int vnet_pre);
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void tap_handler(struct ctx *c, int fd, uint32_t events,
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const struct timespec *now);
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void tap_sock_init(struct ctx *c);
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#endif /* TAP_H */
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