-char *net2str(const subnet_t *subnet)
-{
- char *netstr;
-
- cp();
-
- switch (subnet->type) {
- case SUBNET_MAC:
- asprintf(&netstr, "%hx:%hx:%hx:%hx:%hx:%hx",
- subnet->net.mac.address.x[0],
- subnet->net.mac.address.x[1],
- subnet->net.mac.address.x[2],
- subnet->net.mac.address.x[3],
- subnet->net.mac.address.x[4], subnet->net.mac.address.x[5]);
- break;
-
- case SUBNET_IPV4:
- asprintf(&netstr, "%hu.%hu.%hu.%hu/%d",
- subnet->net.ipv4.address.x[0],
- subnet->net.ipv4.address.x[1],
- subnet->net.ipv4.address.x[2],
- subnet->net.ipv4.address.x[3], subnet->net.ipv4.prefixlength);
- break;
-
- case SUBNET_IPV6:
- asprintf(&netstr, "%hx:%hx:%hx:%hx:%hx:%hx:%hx:%hx/%d",
- ntohs(subnet->net.ipv6.address.x[0]),
- ntohs(subnet->net.ipv6.address.x[1]),
- ntohs(subnet->net.ipv6.address.x[2]),
- ntohs(subnet->net.ipv6.address.x[3]),
- ntohs(subnet->net.ipv6.address.x[4]),
- ntohs(subnet->net.ipv6.address.x[5]),
- ntohs(subnet->net.ipv6.address.x[6]),
- ntohs(subnet->net.ipv6.address.x[7]),
- subnet->net.ipv6.prefixlength);
- break;
-
- default:
- logger(LOG_ERR,
- _("net2str() was called with unknown subnet type %d, exiting!"),
- subnet->type);
- cp_trace();
- exit(0);
+bool net2str(char *netstr, int len, const subnet_t *subnet) {
+ if(!netstr || !subnet) {
+ logger(LOG_ERR, "net2str() was called with netstr=%p, subnet=%p!", netstr, subnet);
+ return false;
+ }
+
+ switch(subnet->type) {
+ case SUBNET_MAC:
+ snprintf(netstr, len, "%x:%x:%x:%x:%x:%x#%d",
+ subnet->net.mac.address.x[0],
+ subnet->net.mac.address.x[1],
+ subnet->net.mac.address.x[2],
+ subnet->net.mac.address.x[3],
+ subnet->net.mac.address.x[4],
+ subnet->net.mac.address.x[5],
+ subnet->weight);
+ break;
+
+ case SUBNET_IPV4:
+ snprintf(netstr, len, "%u.%u.%u.%u/%d#%d",
+ subnet->net.ipv4.address.x[0],
+ subnet->net.ipv4.address.x[1],
+ subnet->net.ipv4.address.x[2],
+ subnet->net.ipv4.address.x[3],
+ subnet->net.ipv4.prefixlength,
+ subnet->weight);
+ break;
+
+ case SUBNET_IPV6:
+ snprintf(netstr, len, "%x:%x:%x:%x:%x:%x:%x:%x/%d#%d",
+ ntohs(subnet->net.ipv6.address.x[0]),
+ ntohs(subnet->net.ipv6.address.x[1]),
+ ntohs(subnet->net.ipv6.address.x[2]),
+ ntohs(subnet->net.ipv6.address.x[3]),
+ ntohs(subnet->net.ipv6.address.x[4]),
+ ntohs(subnet->net.ipv6.address.x[5]),
+ ntohs(subnet->net.ipv6.address.x[6]),
+ ntohs(subnet->net.ipv6.address.x[7]),
+ subnet->net.ipv6.prefixlength,
+ subnet->weight);
+ break;
+
+ default:
+ logger(LOG_ERR,
+ "net2str() was called with unknown subnet type %d, exiting!",
+ subnet->type);
+ exit(0);