93 lines
2.5 KiB
Diff
93 lines
2.5 KiB
Diff
--- hosts_ctl.c.orig
|
|
+++ hosts_ctl.c
|
|
@@ -29,10 +29,12 @@ char *user;
|
|
{
|
|
struct request_info request;
|
|
|
|
- return (hosts_access(request_init(&request,
|
|
- RQ_DAEMON, daemon,
|
|
- RQ_CLIENT_NAME, name,
|
|
- RQ_CLIENT_ADDR, addr,
|
|
- RQ_USER, user,
|
|
- 0)));
|
|
+ request_init(&request, RQ_DAEMON, daemon,
|
|
+ RQ_CLIENT_NAME, name,
|
|
+ RQ_CLIENT_ADDR, addr,
|
|
+ RQ_USER, user,
|
|
+ 0);
|
|
+ sock_hostnofd(&request);
|
|
+
|
|
+ return (hosts_access(&request));
|
|
}
|
|
--- socket.c.orig
|
|
+++ socket.c
|
|
@@ -140,6 +140,53 @@ struct request_info *request;
|
|
#endif
|
|
}
|
|
|
|
+
|
|
+
|
|
+/* sock_hostnofd - look up endpoint addresses and install conversion methods */
|
|
+
|
|
+void sock_hostnofd(request)
|
|
+struct request_info *request;
|
|
+{
|
|
+ static struct sockaddr_storage client;
|
|
+ struct addrinfo hints, *res;
|
|
+ int ret;
|
|
+ char *host;
|
|
+
|
|
+ /* If the address field is non-empty and non-unknown and if the hostname
|
|
+ * field is empty or unknown, use the address field to get the sockaddr
|
|
+ * and hostname. */
|
|
+ if (strlen(request->client->addr) &&
|
|
+ HOSTNAME_KNOWN(request->client->addr) &&
|
|
+ (!strlen(request->client->addr) ||
|
|
+ !HOSTNAME_KNOWN(request->client->name)))
|
|
+ host = request->client->addr;
|
|
+ else
|
|
+ return;
|
|
+
|
|
+ memset(&hints, 0, sizeof(hints));
|
|
+ hints.ai_family = AF_INET6;
|
|
+ hints.ai_socktype = SOCK_STREAM;
|
|
+ hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST;
|
|
+
|
|
+ ret = getaddrinfo(host, NULL, &hints, &res);
|
|
+ if (ret != 0) {
|
|
+ hints.ai_family = AF_INET;
|
|
+ ret = getaddrinfo(host, NULL, &hints, &res);
|
|
+ }
|
|
+
|
|
+ if (ret != 0) {
|
|
+ tcpd_warn("can't resolve hostname (%s): %s", host, gai_strerror(ret));
|
|
+ } else {
|
|
+ sock_methods(request);
|
|
+
|
|
+ memcpy(&client, res->ai_addr, res->ai_addrlen);
|
|
+ request->client->sin = (struct sockaddr *)&client;
|
|
+ freeaddrinfo(res);
|
|
+
|
|
+ request->client->name[0] = 0;
|
|
+ }
|
|
+}
|
|
+
|
|
/* sock_hostaddr - map endpoint address to printable form */
|
|
|
|
void sock_hostaddr(host)
|
|
--- tcpd.h.orig
|
|
+++ tcpd.h
|
|
@@ -174,10 +174,12 @@ extern char *eval_server(); /* whatever
|
|
|
|
#ifdef __STDC__
|
|
extern void sock_host(struct request_info *);
|
|
+extern void sock_hostnofd(struct request_info *);
|
|
extern void sock_hostname(struct host_info *);
|
|
extern void sock_hostaddr(struct host_info *);
|
|
#else
|
|
extern void sock_host(); /* look up endpoint addresses */
|
|
+extern void sock_hostnofd();
|
|
extern void sock_hostname(); /* translate address to hostname */
|
|
extern void sock_hostaddr(); /* address to printable address */
|
|
#endif
|