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cbde4192ee
tcp_sock_init() and udp_sock_init() take an address to bind to as an address family and void * pair. Use an inany instead. Formerly AF_UNSPEC was used to indicate that we want to listen on both 0.0.0.0 and ::, now use a NULL inany to indicate that. Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-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 UDP_H
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#define UDP_H
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#define UDP_TIMER_INTERVAL 1000 /* ms */
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void udp_portmap_clear(void);
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void udp_listen_sock_handler(const struct ctx *c, union epoll_ref ref,
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uint32_t events, const struct timespec *now);
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void udp_reply_sock_handler(const struct ctx *c, union epoll_ref ref,
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uint32_t events, const struct timespec *now);
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int udp_tap_handler(const struct ctx *c, uint8_t pif,
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sa_family_t af, const void *saddr, const void *daddr,
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const struct pool *p, int idx, const struct timespec *now);
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int udp_sock_init(const struct ctx *c, int ns, const union inany_addr *addr,
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const char *ifname, in_port_t port);
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int udp_init(struct ctx *c);
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void udp_timer(struct ctx *c, const struct timespec *now);
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void udp_update_l2_buf(const unsigned char *eth_d, const unsigned char *eth_s);
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/**
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* union udp_listen_epoll_ref - epoll reference for "listening" UDP sockets
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* @port: Source port for connected sockets, bound port otherwise
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* @pif: pif for this socket
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* @u32: Opaque u32 value of reference
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*/
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union udp_listen_epoll_ref {
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struct {
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in_port_t port;
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uint8_t pif;
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};
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uint32_t u32;
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};
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/**
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* struct udp_ctx - Execution context for UDP
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* @fwd_in: Port forwarding configuration for inbound packets
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* @fwd_out: Port forwarding configuration for outbound packets
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* @timer_run: Timestamp of most recent timer run
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*/
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struct udp_ctx {
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struct fwd_ports fwd_in;
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struct fwd_ports fwd_out;
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struct timespec timer_run;
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};
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#endif /* UDP_H */
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