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/*
* Copyright (c) 2013-2014 RIPE NCC <atlas@ripe.net>
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
* tcputil.h
*/
#include <event2/event_struct.h>
enum tu_err { TU_DNS_ERR, TU_READ_ERR, TU_SOCKET_ERR, TU_CONNECT_ERR,
TU_OUT_OF_ADDRS, TU_BAD_ADDR };
struct tu_env
{
char dnsip;
char connecting;
struct evutil_addrinfo *dns_res;
struct evutil_addrinfo *dns_curr;
struct bufferevent *bev;
struct timeval interval;
char *infname;
struct event timer;
void (*reporterr)(struct tu_env *env, enum tu_err cause,
const char *str);
void (*reportcount)(struct tu_env *env, int count);
void (*beforeconnect)(struct tu_env *env,
struct sockaddr *addr, socklen_t addrlen);
void (*connected)(struct tu_env *env, struct bufferevent *bev);
void (*readcb)(struct bufferevent *bev, void *env);
void (*writecb)(struct bufferevent *bev, void *env);
};
void tu_connect_to_name(struct tu_env *env, char *host, char *port,
struct timeval *timeout,
struct evutil_addrinfo *hints,
char *infname,
void (*timeout_callback)(int unused, const short event, void *env),
void (*reporterr)(struct tu_env *env, enum tu_err cause,
const char *err),
void (*reportcount)(struct tu_env *env, int count),
void (*beforeconnect)(struct tu_env *env,
struct sockaddr *addr, socklen_t addrlen),
void (*connected)(struct tu_env *env, struct bufferevent *bev),
void (*readcb)(struct bufferevent *bev, void *env),
void (*writecb)(struct bufferevent *bev, void *env));
void tu_restart_connect(struct tu_env *env);
void tu_cleanup(struct tu_env *env);
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