/* Initializes global options to their default values. */
void options_init(void)
{
o.verbose = 0;
o.debug = 0;
o.target = NULL;
o.af = AF_UNSPEC;
o.proto = IPPROTO_TCP;
o.broker = 0;
o.listen = 0;
o.keepopen = 0;
o.sendonly = 0;
o.recvonly = 0;
o.noshutdown = 0;
o.telnet = 0;
o.linedelay = 0;
o.chat = 0;
o.nodns = 0;
o.normlog = NULL;
o.hexlog = NULL;
o.normlogfd = -1;
o.hexlogfd = -1;
o.append = 0;
o.idletimeout = 0;
o.crlf = 0;
o.allow = 0;
o.deny = 0;
addrset_init(&o.allowset);
addrset_init(&o.denyset);
o.httpserver = 0;
o.nsock_engine = 0;
o.test = 0;
o.numsrcrtes = 0;
o.srcrteptr = 4;
o.conn_limit = -1; /* Unset. */
o.conntimeout = DEFAULT_CONNECT_TIMEOUT;
o.cmdexec = NULL;
o.execmode = EXEC_PLAIN;
o.proxy_auth = NULL;
o.proxytype = NULL;
o.zerobyte = 0;
#ifdef HAVE_OPENSSL
o.ssl = 0;
o.sslcert = NULL;
o.sslkey = NULL;
o.sslverify = 0;
o.ssltrustfile = NULL;
o.sslciphers = NULL;
o.sslalpn = NULL;
#endif
}
/* Initializes global options to their default values. */
void options_init(void) {
o.verbose = 0;
o.debug = 0;
o.target = NULL;
o.af = AF_INET;
o.broker = 0;
o.listen = 0;
o.keepopen = 0;
o.sendonly = 0;
o.recvonly = 0;
o.telnet = 0;
o.udp = 0;
o.sctp = 0;
o.linedelay = 0;
o.chat = 0;
o.nodns = 0;
o.normlogfd = -1;
o.hexlogfd = -1;
o.idletimeout = 0;
o.crlf = 0;
o.allow = 0;
o.deny = 0;
addrset_init(&o.allowset);
addrset_init(&o.denyset);
o.httpserver = 0;
o.numsrcrtes = 0;
o.srcrteptr = 4;
o.conn_limit = -1; /* Unset. */
o.conntimeout = DEFAULT_CONNECT_TIMEOUT;
o.cmdexec = NULL;
o.shellexec = 0;
o.proxy_auth = NULL;
o.proxytype = NULL;
#ifdef HAVE_OPENSSL
o.ssl = 0;
o.sslcert = NULL;
o.sslkey = NULL;
o.sslverify = 0;
o.ssltrustfile = NULL;
#endif
}
int main(int argc, char *argv[])
{
struct addrset set;
char line[1024];
int i;
addrset_init(&set);
options_init();
for (i = 1; i < argc; i++) {
if (!addrset_add_spec(&set, argv[i], o.af, !o.nodns)) {
fprintf(stderr, "Error adding spec \"%s\".\n", argv[i]);
exit(1);
}
}
while (fgets(line, sizeof(line), stdin) != NULL) {
char *s, *hostname;
struct addrinfo *addrs;
s = line;
while ((hostname = strtok(s, " \t\n")) != NULL) {
int rc;
s = NULL;
rc = resolve_name(hostname, &addrs);
if (rc != 0) {
fprintf(stderr, "Error resolving \"%s\": %s.\n", hostname, gai_strerror(rc));
continue;
}
if (addrs == NULL) {
fprintf(stderr, "No addresses found for \"%s\".\n", hostname);
continue;
}
/* Check just the first address returned. */
if (addrset_contains(&set, addrs->ai_addr))
printf("%s\n", hostname);
freeaddrinfo(addrs);
}
}
addrset_free(&set);
return 0;
}