/*
netutl.c -- some supporting network utility code
- Copyright (C) 1998-2005 Ivo Timmermans
- 2000-2012 Guus Sliepen <guus@tinc-vpn.org>
+ Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
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
err = getaddrinfo(address, service, &hint, &ai);
if(err) {
- logger(DEBUG_ALWAYS, LOG_WARNING, "Error looking up %s port %s: %s", address, service, err == EAI_SYSTEM ? strerror(errno) : gai_strerror(err));
+ logger(NULL, MESHLINK_WARNING, "Error looking up %s port %s: %s", address, service, err == EAI_SYSTEM ? strerror(errno) : gai_strerror(err));
return NULL;
}
err = getaddrinfo(address, port, &hint, &ai);
if(err || !ai) {
- logger(DEBUG_SCARY_THINGS, LOG_DEBUG, "Unknown type address %s port %s", address, port);
+ logger(NULL, MESHLINK_DEBUG, "Unknown type address %s port %s", address, port);
result.sa.sa_family = AF_UNKNOWN;
result.unknown.address = xstrdup(address);
result.unknown.port = xstrdup(port);
err = getnameinfo(&sa->sa, SALEN(sa->sa), address, sizeof address, port, sizeof port, NI_NUMERICHOST | NI_NUMERICSERV);
if(err) {
- logger(DEBUG_ALWAYS, LOG_ERR, "Error while translating addresses: %s", err == EAI_SYSTEM ? strerror(errno) : gai_strerror(err));
+ logger(NULL, MESHLINK_ERROR, "Error while translating addresses: %s", err == EAI_SYSTEM ? strerror(errno) : gai_strerror(err));
abort();
}
}
err = getnameinfo(&sa->sa, SALEN(sa->sa), address, sizeof address, port, sizeof port,
- hostnames ? 0 : (NI_NUMERICHOST | NI_NUMERICSERV));
- if(err) {
- logger(DEBUG_ALWAYS, LOG_ERR, "Error while looking up hostname: %s", err == EAI_SYSTEM ? strerror(errno) : gai_strerror(err));
- }
+ hostnames ? 0 : (NI_NUMERICHOST | NI_NUMERICSERV));
+ if(err)
+ logger(NULL, MESHLINK_ERROR, "Error while looking up hostname: %s", err == EAI_SYSTEM ? strerror(errno) : gai_strerror(err));
xasprintf(&str, "%s port %s", address, port);
if(result)
return result;
- switch (a->sa.sa_family) {
- case AF_UNSPEC:
- return 0;
+ switch(a->sa.sa_family) {
+ case AF_UNSPEC:
+ return 0;
- case AF_UNKNOWN:
- return strcmp(a->unknown.address, b->unknown.address);
+ case AF_UNKNOWN:
+ return strcmp(a->unknown.address, b->unknown.address);
- case AF_INET:
- return memcmp(&a->in.sin_addr, &b->in.sin_addr, sizeof(a->in.sin_addr));
+ case AF_INET:
+ return memcmp(&a->in.sin_addr, &b->in.sin_addr, sizeof(a->in.sin_addr));
- case AF_INET6:
- return memcmp(&a->in6.sin6_addr, &b->in6.sin6_addr, sizeof(a->in6.sin6_addr));
+ case AF_INET6:
+ return memcmp(&a->in6.sin6_addr, &b->in6.sin6_addr, sizeof(a->in6.sin6_addr));
- default:
- logger(DEBUG_ALWAYS, LOG_ERR, "sockaddrcmp() was called with unknown address family %d, exitting!",
- a->sa.sa_family);
- abort();
+ default:
+ logger(NULL, MESHLINK_ERROR, "sockaddrcmp() was called with unknown address family %d, exitting!",
+ a->sa.sa_family);
+ abort();
}
}
if(result)
return result;
- switch (a->sa.sa_family) {
- case AF_UNSPEC:
- return 0;
+ switch(a->sa.sa_family) {
+ case AF_UNSPEC:
+ return 0;
- case AF_UNKNOWN:
- result = strcmp(a->unknown.address, b->unknown.address);
+ case AF_UNKNOWN:
+ result = strcmp(a->unknown.address, b->unknown.address);
- if(result)
- return result;
+ if(result)
+ return result;
- return strcmp(a->unknown.port, b->unknown.port);
+ return strcmp(a->unknown.port, b->unknown.port);
- case AF_INET:
- result = memcmp(&a->in.sin_addr, &b->in.sin_addr, sizeof a->in.sin_addr);
+ case AF_INET:
+ result = memcmp(&a->in.sin_addr, &b->in.sin_addr, sizeof a->in.sin_addr);
- if(result)
- return result;
+ if(result)
+ return result;
- return memcmp(&a->in.sin_port, &b->in.sin_port, sizeof a->in.sin_port);
+ return memcmp(&a->in.sin_port, &b->in.sin_port, sizeof a->in.sin_port);
- case AF_INET6:
- result = memcmp(&a->in6.sin6_addr, &b->in6.sin6_addr, sizeof a->in6.sin6_addr);
+ case AF_INET6:
+ result = memcmp(&a->in6.sin6_addr, &b->in6.sin6_addr, sizeof a->in6.sin6_addr);
- if(result)
- return result;
+ if(result)
+ return result;
- return memcmp(&a->in6.sin6_port, &b->in6.sin6_port, sizeof a->in6.sin6_port);
+ return memcmp(&a->in6.sin6_port, &b->in6.sin6_port, sizeof a->in6.sin6_port);
- default:
- logger(DEBUG_ALWAYS, LOG_ERR, "sockaddrcmp() was called with unknown address family %d, exitting!",
- a->sa.sa_family);
- abort();
+ default:
+ logger(NULL, MESHLINK_ERROR, "sockaddrcmp() was called with unknown address family %d, exitting!",
+ a->sa.sa_family);
+ abort();
}
}
void sockaddrcpy(sockaddr_t *a, const sockaddr_t *b) {
- if(b->sa.sa_family != AF_UNKNOWN) {
+ if(b->sa.sa_family != AF_UNKNOWN)
*a = *b;
- } else {
+ else {
a->unknown.family = AF_UNKNOWN;
a->unknown.address = xstrdup(b->unknown.address);
a->unknown.port = xstrdup(b->unknown.port);