/*
netutl.c -- some supporting network utility code
Copyright (C) 1998-2005 Ivo Timmermans
- 2000-2009 Guus Sliepen <guus@tinc-vpn.org>
+ 2000-2015 Guus Sliepen <guus@tinc-vpn.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
Return NULL on failure.
*/
struct addrinfo *str2addrinfo(const char *address, const char *service, int socktype) {
- struct addrinfo *ai, hint = {0};
+ struct addrinfo *ai = NULL, hint = {0};
int err;
hint.ai_family = addressfamily;
hint.ai_socktype = socktype;
+#if HAVE_DECL_RES_INIT
+ // ensure glibc reloads /etc/resolv.conf.
+ res_init();
+#endif
err = getaddrinfo(address, service, &hint, &ai);
if(err) {
}
sockaddr_t str2sockaddr(const char *address, const char *port) {
- struct addrinfo *ai, hint = {0};
+ struct addrinfo *ai = NULL, hint = {0};
sockaddr_t result;
int err;
int err;
if(sa->sa.sa_family == AF_UNKNOWN) {
- *addrstr = xstrdup(sa->unknown.address);
- *portstr = xstrdup(sa->unknown.port);
+ if(addrstr)
+ *addrstr = xstrdup(sa->unknown.address);
+ if(portstr)
+ *portstr = xstrdup(sa->unknown.port);
return;
}
if(err) {
logger(LOG_ERR, "Error while translating addresses: %s",
gai_strerror(err));
- raise(SIGFPE);
- exit(0);
+ abort();
}
scopeid = strchr(address, '%');
default:
logger(LOG_ERR, "sockaddrcmp() was called with unknown address family %d, exitting!",
a->sa.sa_family);
- raise(SIGFPE);
- exit(0);
+ abort();
}
}
default:
logger(LOG_ERR, "sockaddrcmp() was called with unknown address family %d, exitting!",
a->sa.sa_family);
- raise(SIGFPE);
- exit(0);
+ abort();
}
}