core-lightning/daemon/netaddr.h
Rusty Russell 319c2ec5fc peer: keep addresses separately from peers.
This makes more sense eventually: we may know the network addresses of
many peers, not just those we're connecting to.  So keep a mapping, and
update it when we successfully connect outwards.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2016-08-18 14:25:14 +09:30

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#ifndef LIGHTNING_DAEMON_NETADDR_H
#define LIGHTNING_DAEMON_NETADDR_H
#include "config.h"
#include <ccan/tal/tal.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#include <sys/socket.h>
struct addrinfo;
/* This can be extended to support other protocols in future. */
struct netaddr {
int type; /* See socket(2): SOCK_STREAM currently */
int protocol; /* See socket(2): 0 currently */
socklen_t addrlen;
union {
struct sockaddr s;
struct sockaddr_in ipv4;
struct sockaddr_in6 ipv6;
} saddr;
};
/* Get the name for this netaddr. */
char *netaddr_name(const tal_t *ctx, const struct netaddr *a);
/* Create a addrinfo (as wanted by io_connect) for this address. */
void netaddr_to_addrinfo(struct addrinfo *ai, const struct netaddr *a);
bool netaddr_from_fd(int fd, int type, int protocol, struct netaddr *a);
bool netaddr_from_blob(const void *linear, size_t len, struct netaddr *a);
char *netaddr_to_hex(const tal_t *ctx, const struct netaddr *a);
#endif /* LIGHTNING_DAEMON_NETADDR_H */