diff options
Diffstat (limited to 'canohost.c')
| -rw-r--r-- | canohost.c | 24 |
1 files changed, 16 insertions, 8 deletions
@@ -1,4 +1,4 @@ -/* $OpenBSD: canohost.c,v 1.64 2009/02/12 03:00:56 djm Exp $ */ +/* $OpenBSD: canohost.c,v 1.65 2009/05/27 06:31:25 andreas Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland @@ -35,6 +35,8 @@ #include "misc.h" static void check_ip_options(int, char *); +static char *canonical_host_ip = NULL; +static int cached_port = -1; /* * Return the canonical name of the host at the other end of the socket. The @@ -304,6 +306,16 @@ get_local_name(int sock) return get_socket_address(sock, 0, NI_NAMEREQD); } +void +clear_cached_addr(void) +{ + if (canonical_host_ip != NULL) { + xfree(canonical_host_ip); + canonical_host_ip = NULL; + } + cached_port = -1; +} + /* * Returns the IP-address of the remote host as a string. The returned * string must not be freed. @@ -312,8 +324,6 @@ get_local_name(int sock) const char * get_remote_ipaddr(void) { - static char *canonical_host_ip = NULL; - /* Check whether we have cached the ipaddr. */ if (canonical_host_ip == NULL) { if (packet_connection_is_on_socket()) { @@ -402,13 +412,11 @@ get_peer_port(int sock) int get_remote_port(void) { - static int port = -1; - /* Cache to avoid getpeername() on a dead connection */ - if (port == -1) - port = get_port(0); + if (cached_port == -1) + cached_port = get_port(0); - return port; + return cached_port; } int |