/* turns a "hostname:port" string into a list of struct addrinfo;
out: list of newly allocated addrinfo (see getaddrinfo(3)); freeaddrinfo(3) when done
fullname: input string -- it gets clobbered
*/
void resolve_name(struct addrinfo **out, char* fullname)
{
char *serv, *host;
int res;
char *sep = strrchr(fullname, ':');
if (!sep) /* No separator: parameter is just a port */
{
fprintf(stderr, "%s: names must be fully specified as hostname:port\n", fullname);
exit(1);
}
host = fullname;
serv = sep+1;
*sep = 0;
res = resolve_split_name(out, host, serv);
if (res) {
fprintf(stderr, "%s `%s'\n", gai_strerror(res), fullname);
if (res == EAI_SERVICE)
fprintf(stderr, "(Check you have specified all ports)\n");
exit(4);
}
}
/* turns a "hostname:port" string into a list of struct addrinfo;
out: list of newly allocated addrinfo (see getaddrinfo(3)); freeaddrinfo(3) when done
fullname: input string -- it gets clobbered
*/
void resolve_name(struct addrinfo **out, char* fullname)
{
char *serv, *host, *end;
int res;
/* Find port */
char *sep = strrchr(fullname, ':');
if (!sep) { /* No separator: parameter is just a port */
fprintf(stderr, "%s: names must be fully specified as hostname:port\n", fullname);
exit(1);
}
serv = sep+1;
*sep = 0;
host = fullname;
/* If it is a RFC-Compliant IPv6 address ("[1234::12]:443"), remove brackets
* around IP address */
if (host[0] == '[') {
end = strrchr(host, ']');
if (!end) {
fprintf(stderr, "%s: no closing bracket in IPv6 address?\n", host);
}
host++; /* skip first bracket */
*end = 0; /* remove last bracket */
}
res = resolve_split_name(out, host, serv);
if (res) {
fprintf(stderr, "%s `%s'\n", gai_strerror(res), fullname);
if (res == EAI_SERVICE)
fprintf(stderr, "(Check you have specified all ports)\n");
exit(4);
}
}