101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
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--- server/access.c.orig 2018-04-30 09:19:08 UTC
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+++ server/access.c
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@@ -11,6 +11,10 @@ static char sccsid[] = "@(#)$Id: access.
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#endif
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#include <sys/socket.h>
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+#ifdef __FreeBSD__
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+# include <netdb.h>
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+#endif
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+
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#define SNETMATCH 1
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#define NETMATCH 2
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@@ -40,6 +44,12 @@ static char sccsid[] = "@(#)$Id: access.
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* Side effects: None.
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*/
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+typedef union {
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+ struct sockaddr sa;
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+ struct sockaddr_in sin;
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+ struct sockaddr_in6 sin6;
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+} nntp_sockaddr_union_t;
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+
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#ifdef EXCELAN
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extern struct sockaddr_in current_peer;
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#endif
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@@ -60,8 +70,7 @@ host_access(hcanread, hcanpost, hcanxfer
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{
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int sockt;
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socklen_t length;
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- struct sockaddr sa;
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- struct sockaddr_in *sin = (struct sockaddr_in *) &sa;
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+ nntp_sockaddr_union_t su;
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#ifdef TLI
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struct hostent *hp;
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int argcnt = 0;
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@@ -89,10 +98,11 @@ host_access(hcanread, hcanpost, hcanxfer
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*hcanread = *hcanpost = *hcanxfer = 0;
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sockt = fileno(stdin);
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- length = sizeof (sa);
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+ length = sizeof (su);
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+ int sa_len = (su.sa.sa_family == AF_INET) ? sizeof(struct sockaddr_in) : sizeof(struct sockaddr_in6);
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#ifdef TLI
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- if (t_getpeername(sockt, &sa, &length) < 0) {
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+ if (t_getpeername(sockt, &su.sa, &length) < 0) {
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if (isatty(sockt)) {
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(void) strcpy(hostname, "stdin");
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*hcanread = 1;
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@@ -110,7 +120,7 @@ host_access(hcanread, hcanpost, hcanxfer
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#ifdef EXCELAN
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if (raddr(current_peer.sin_addr) == NULL) {
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#else
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- if (getpeername(sockt, &sa, &length) < 0) {
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+ if (getpeername(sockt, &su.sa, &length) < 0) {
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#endif
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if (isatty(sockt)) {
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(void) strcpy(hostname, "stdin");
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@@ -124,24 +134,35 @@ host_access(hcanread, hcanpost, hcanxfer
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return;
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}
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#ifdef EXCELAN
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- else bcopy(¤t_peer,&sa,length);
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+ else bcopy(¤t_peer,&su.sa,length);
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#endif
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#endif /* !TLI */
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- switch (sa.sa_family) {
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+ switch (su.sa.sa_family) {
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case AF_INET:
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- inet_netnames(sockt, sin, net_name, snet_name, host_name);
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+ inet_netnames(sockt, &su.sin, net_name, snet_name, host_name);
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break;
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+ case AF_INET6:
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+
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+ getnameinfo( (struct sockaddr *) &su.sa, su.sa.sa_len,
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+ host_name, sizeof(host_name), NULL, 0, 0 );
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+ net_name[0] = snet_name[0] = '\0';
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+#ifdef SYSLOG
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+ syslog(LOG_DEBUG, "IPv6 connect from %s (%ld->%d/%d)",
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+ host_name, sizeof(su.sa), length, su.sa.sa_len );
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+#endif
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+ break;
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+
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#ifdef DECNET
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case AF_DECnet:
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- dnet_netnames(sockt, &sa, net_name, snet_name, host_name);
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+ dnet_netnames(sockt, &su.sa, net_name, snet_name, host_name);
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break;
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#endif
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default:
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#ifdef SYSLOG
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- syslog(LOG_ERR, "unknown address family %ld", (long)(sa.sa_family));
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+ syslog(LOG_ERR, "unknown address family %ld", (long)(su.sa.sa_family));
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#endif
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return;
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};
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