diff options
Diffstat (limited to 'core/tcp_wrappers/tcp-wrappers-7.6-ipv6-1.14.patch')
-rw-r--r-- | core/tcp_wrappers/tcp-wrappers-7.6-ipv6-1.14.patch | 1233 |
1 files changed, 0 insertions, 1233 deletions
diff --git a/core/tcp_wrappers/tcp-wrappers-7.6-ipv6-1.14.patch b/core/tcp_wrappers/tcp-wrappers-7.6-ipv6-1.14.patch deleted file mode 100644 index c1593d051..000000000 --- a/core/tcp_wrappers/tcp-wrappers-7.6-ipv6-1.14.patch +++ /dev/null @@ -1,1233 +0,0 @@ -;; IPv6 patch for tcp_wrappers_7.6 1.14 -;; Dec 29, 2001 by Hajimu UMEMOTO <ume@mahoroba.org> -;; -;; This patch supports IPv4/IPv6 dual stack and IPv4-mapped IPv6 address. -;; You can replace stock tcpd or libwrap.a with this. -;; IPv6 address pattern is as a `[net]/prefixlen' pair. -;; This patch was tested on KAME/FreeBSD, KAME/FreeBSD3, KAME/NetBSD, -;; RedHat 5.1 with kernel 2.1.126, and RedHat 6.0 with kernel 2.2.10. -;; Solaris 8 is now supported. Thanks Alexander Gall <gall@switch.ch> -;; and Shigechika AIKAWA <shige@cin.nihon-u.ac.jp>. -;; -;; This version is using getaddrinfo()/getnameinfo() instead of -;; getipnode*() to support scoped address. Use of -;; getaddrinfo()/getnameinfo() and scoped address support is only -;; tested on KAME. -;; -;; CAUTION: -;; Back out change for field separater. Now, field separater is `:' -;; not `|'. To specify IPv6 address, enclose IPv6 address with `[' -;; and `]'. -;; -;; For Linux users: -;; If your libc doesn't have sockaddr_storage, try target `linux-old'. -diff -u src/tcp_wrappers/fix_options.c:1.1.1.1 src/tcp_wrappers/fix_options.c:1.4 ---- src/tcp_wrappers/fix_options.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/fix_options.c Tue Sep 28 04:13:19 1999 -@@ -11,6 +11,9 @@ - - #include <sys/types.h> - #include <sys/param.h> -+#ifdef INET6 -+#include <sys/socket.h> -+#endif - #include <netinet/in.h> - #include <netinet/in_systm.h> - #include <netinet/ip.h> -@@ -41,6 +44,22 @@ - unsigned int opt; - int optlen; - struct in_addr dummy; -+#ifdef INET6 -+ struct sockaddr_storage ss; -+ int sslen; -+ -+ /* -+ * check if this is AF_INET socket -+ * XXX IPv6 support? -+ */ -+ sslen = sizeof(ss); -+ if (getsockname(fd, (struct sockaddr *)&ss, &sslen) < 0) { -+ syslog(LOG_ERR, "getpeername: %m"); -+ clean_exit(request); -+ } -+ if (ss.ss_family != AF_INET) -+ return; -+#endif - - if ((ip = getprotobyname("ip")) != 0) - ipproto = ip->p_proto; -Index: src/tcp_wrappers/inetcf.c -diff -u src/tcp_wrappers/inetcf.c:1.1.1.1 src/tcp_wrappers/inetcf.c:1.2 ---- src/tcp_wrappers/inetcf.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/inetcf.c Tue May 4 21:58:36 1999 -@@ -26,6 +26,9 @@ - * guesses. Shorter names follow longer ones. - */ - char *inet_files[] = { -+#ifdef INET6 -+ "/usr/local/v6/etc/inet6d.conf", /* KAME */ -+#endif - "/private/etc/inetd.conf", /* NEXT */ - "/etc/inet/inetd.conf", /* SYSV4 */ - "/usr/etc/inetd.conf", /* IRIX?? */ -Index: src/tcp_wrappers/misc.c -diff -u src/tcp_wrappers/misc.c:1.1.1.1 src/tcp_wrappers/misc.c:1.4 ---- src/tcp_wrappers/misc.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/misc.c Mon Aug 23 01:32:43 1999 -@@ -58,9 +58,31 @@ - { - char *cp; - -+#ifdef INET6 -+ int bracket = 0; -+ -+ for (cp = string; cp && *cp; cp++) { -+ switch (*cp) { -+ case '[': -+ bracket++; -+ break; -+ case ']': -+ bracket--; -+ break; -+ default: -+ if (bracket == 0 && *cp == delimiter) { -+ *cp++ = 0; -+ return cp; -+ } -+ break; -+ } -+ } -+ return (NULL); -+#else - if ((cp = strchr(string, delimiter)) != 0) - *cp++ = 0; - return (cp); -+#endif - } - - /* dot_quad_addr - convert dotted quad to internal form */ -Index: src/tcp_wrappers/refuse.c -diff -u src/tcp_wrappers/refuse.c:1.1.1.1 src/tcp_wrappers/refuse.c:1.2 ---- src/tcp_wrappers/refuse.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/refuse.c Tue May 4 21:58:36 1999 -@@ -25,7 +25,12 @@ - void refuse(request) - struct request_info *request; - { -+#ifdef INET6 -+ syslog(deny_severity, "refused connect from %s (%s)", -+ eval_client(request), eval_hostaddr(request->client)); -+#else - syslog(deny_severity, "refused connect from %s", eval_client(request)); -+#endif - clean_exit(request); - /* NOTREACHED */ - } -Index: src/tcp_wrappers/rfc931.c -diff -u src/tcp_wrappers/rfc931.c:1.1.1.1 src/tcp_wrappers/rfc931.c:1.7 ---- src/tcp_wrappers/rfc931.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/rfc931.c Mon Aug 23 01:32:43 1999 -@@ -68,20 +68,50 @@ - /* rfc931 - return remote user name, given socket structures */ - - void rfc931(rmt_sin, our_sin, dest) -+#ifdef INET6 -+struct sockaddr *rmt_sin; -+struct sockaddr *our_sin; -+#else - struct sockaddr_in *rmt_sin; - struct sockaddr_in *our_sin; -+#endif - char *dest; - { - unsigned rmt_port; - unsigned our_port; -+#ifdef INET6 -+ struct sockaddr_storage rmt_query_sin; -+ struct sockaddr_storage our_query_sin; -+ int alen; -+#else - struct sockaddr_in rmt_query_sin; - struct sockaddr_in our_query_sin; -+#endif - char user[256]; /* XXX */ - char buffer[512]; /* XXX */ - char *cp; - char *result = unknown; - FILE *fp; - -+#ifdef INET6 -+ /* address family must be the same */ -+ if (rmt_sin->sa_family != our_sin->sa_family) { -+ STRN_CPY(dest, result, STRING_LENGTH); -+ return; -+ } -+ switch (our_sin->sa_family) { -+ case AF_INET: -+ alen = sizeof(struct sockaddr_in); -+ break; -+ case AF_INET6: -+ alen = sizeof(struct sockaddr_in6); -+ break; -+ default: -+ STRN_CPY(dest, result, STRING_LENGTH); -+ return; -+ } -+#endif -+ - /* - * Use one unbuffered stdio stream for writing to and for reading from - * the RFC931 etc. server. This is done because of a bug in the SunOS -@@ -92,7 +122,11 @@ - * sockets. - */ - -+#ifdef INET6 -+ if ((fp = fsocket(our_sin->sa_family, SOCK_STREAM, 0)) != 0) { -+#else - if ((fp = fsocket(AF_INET, SOCK_STREAM, 0)) != 0) { -+#endif - setbuf(fp, (char *) 0); - - /* -@@ -112,6 +146,25 @@ - * addresses from the query socket. - */ - -+#ifdef INET6 -+ memcpy(&our_query_sin, our_sin, alen); -+ memcpy(&rmt_query_sin, rmt_sin, alen); -+ switch (our_sin->sa_family) { -+ case AF_INET: -+ ((struct sockaddr_in *)&our_query_sin)->sin_port = htons(ANY_PORT); -+ ((struct sockaddr_in *)&rmt_query_sin)->sin_port = htons(RFC931_PORT); -+ break; -+ case AF_INET6: -+ ((struct sockaddr_in6 *)&our_query_sin)->sin6_port = htons(ANY_PORT); -+ ((struct sockaddr_in6 *)&rmt_query_sin)->sin6_port = htons(RFC931_PORT); -+ break; -+ } -+ -+ if (bind(fileno(fp), (struct sockaddr *) & our_query_sin, -+ alen) >= 0 && -+ connect(fileno(fp), (struct sockaddr *) & rmt_query_sin, -+ alen) >= 0) { -+#else - our_query_sin = *our_sin; - our_query_sin.sin_port = htons(ANY_PORT); - rmt_query_sin = *rmt_sin; -@@ -121,6 +174,7 @@ - sizeof(our_query_sin)) >= 0 && - connect(fileno(fp), (struct sockaddr *) & rmt_query_sin, - sizeof(rmt_query_sin)) >= 0) { -+#endif - - /* - * Send query to server. Neglect the risk that a 13-byte -@@ -129,8 +183,13 @@ - */ - - fprintf(fp, "%u,%u\r\n", -+#ifdef INET6 -+ ntohs(((struct sockaddr_in *)rmt_sin)->sin_port), -+ ntohs(((struct sockaddr_in *)our_sin)->sin_port)); -+#else - ntohs(rmt_sin->sin_port), - ntohs(our_sin->sin_port)); -+#endif - fflush(fp); - - /* -@@ -144,8 +203,13 @@ - && ferror(fp) == 0 && feof(fp) == 0 - && sscanf(buffer, "%u , %u : USERID :%*[^:]:%255s", - &rmt_port, &our_port, user) == 3 -+#ifdef INET6 -+ && ntohs(((struct sockaddr_in *)rmt_sin)->sin_port) == rmt_port -+ && ntohs(((struct sockaddr_in *)our_sin)->sin_port) == our_port) { -+#else - && ntohs(rmt_sin->sin_port) == rmt_port - && ntohs(our_sin->sin_port) == our_port) { -+#endif - - /* - * Strip trailing carriage return. It is part of the -Index: src/tcp_wrappers/scaffold.c -diff -u src/tcp_wrappers/scaffold.c:1.1.1.1 src/tcp_wrappers/scaffold.c:1.12 ---- src/tcp_wrappers/scaffold.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/scaffold.c Fri May 5 18:54:46 2000 -@@ -39,6 +41,7 @@ - int deny_severity = LOG_WARNING; - int rfc931_timeout = RFC931_TIMEOUT; - -+#ifndef INET6 - /* dup_hostent - create hostent in one memory block */ - - static struct hostent *dup_hostent(hp) -@@ -73,9 +76,46 @@ - } - return (&hb->host); - } -+#endif - - /* find_inet_addr - find all addresses for this host, result to free() */ - -+#ifdef INET6 -+struct addrinfo *find_inet_addr(host) -+char *host; -+{ -+ struct addrinfo hints, *res; -+ -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = PF_UNSPEC; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST; -+ if (getaddrinfo(host, NULL, &hints, &res) == 0) -+ return (res); -+ -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = PF_UNSPEC; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_CANONNAME; -+ if (getaddrinfo(host, NULL, &hints, &res) != 0) { -+ tcpd_warn("%s: host not found", host); -+ return (0); -+ } -+ if (res->ai_family != AF_INET6 && res->ai_family != AF_INET) { -+ tcpd_warn("%d: not an internet host", res->ai_family); -+ freeaddrinfo(res); -+ return (0); -+ } -+ if (!res->ai_canonname) { -+ tcpd_warn("%s: hostname alias", host); -+ tcpd_warn("(cannot obtain official name)", res->ai_canonname); -+ } else if (STR_NE(host, res->ai_canonname)) { -+ tcpd_warn("%s: hostname alias", host); -+ tcpd_warn("(official name: %.*s)", STRING_LENGTH, res->ai_canonname); -+ } -+ return (res); -+} -+#else - struct hostent *find_inet_addr(host) - char *host; - { -@@ -118,6 +158,7 @@ - } - return (dup_hostent(hp)); - } -+#endif - - /* check_dns - give each address thorough workout, return address count */ - -@@ -125,8 +166,13 @@ - char *host; - { - struct request_info request; -+#ifdef INET6 -+ struct sockaddr_storage sin; -+ struct addrinfo *hp, *res; -+#else - struct sockaddr_in sin; - struct hostent *hp; -+#endif - int count; - char *addr; - -@@ -134,11 +180,18 @@ - return (0); - request_init(&request, RQ_CLIENT_SIN, &sin, 0); - sock_methods(&request); -+#ifndef INET6 - memset((char *) &sin, 0, sizeof(sin)); - sin.sin_family = AF_INET; -+#endif - -+#ifdef INET6 -+ for (res = hp, count = 0; res; res = res->ai_next, count++) { -+ memcpy(&sin, res->ai_addr, res->ai_addrlen); -+#else - for (count = 0; (addr = hp->h_addr_list[count]) != 0; count++) { - memcpy((char *) &sin.sin_addr, addr, sizeof(sin.sin_addr)); -+#endif - - /* - * Force host name and address conversions. Use the request structure -@@ -151,7 +204,11 @@ - tcpd_warn("host address %s->name lookup failed", - eval_hostaddr(request.client)); - } -+#ifdef INET6 -+ freeaddrinfo(hp); -+#else - free((char *) hp); -+#endif - return (count); - } - -Index: src/tcp_wrappers/scaffold.h -diff -u src/tcp_wrappers/scaffold.h:1.1.1.1 src/tcp_wrappers/scaffold.h:1.2 ---- src/tcp_wrappers/scaffold.h:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/scaffold.h Fri May 5 18:28:13 2000 -@@ -4,6 +4,10 @@ - * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands. - */ - -+#ifdef INET6 -+extern struct addrinfo *find_inet_addr(); -+#else - extern struct hostent *find_inet_addr(); -+#endif - extern int check_dns(); - extern int check_path(); -Index: src/tcp_wrappers/socket.c -diff -u src/tcp_wrappers/socket.c:1.1.1.1 src/tcp_wrappers/socket.c:1.20 ---- src/tcp_wrappers/socket.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/socket.c Thu Jul 5 05:26:07 2001 -@@ -24,13 +24,22 @@ - #include <sys/types.h> - #include <sys/param.h> - #include <sys/socket.h> -+#ifdef INT32_T -+typedef uint32_t u_int32_t; -+#endif - #include <netinet/in.h> - #include <netdb.h> - #include <stdio.h> - #include <syslog.h> - #include <string.h> - -+#ifdef INET6 -+#ifndef NI_WITHSCOPEID -+#define NI_WITHSCOPEID 0 -+#endif -+#else - extern char *inet_ntoa(); -+#endif - - /* Local stuff. */ - -@@ -74,8 +83,13 @@ - void sock_host(request) - struct request_info *request; - { -+#ifdef INET6 -+ static struct sockaddr_storage client; -+ static struct sockaddr_storage server; -+#else - static struct sockaddr_in client; - static struct sockaddr_in server; -+#endif - int len; - char buf[BUFSIZ]; - int fd = request->fd; -@@ -104,7 +118,11 @@ - memset(buf, 0 sizeof(buf)); - #endif - } -+#ifdef INET6 -+ request->client->sin = (struct sockaddr *)&client; -+#else - request->client->sin = &client; -+#endif - - /* - * Determine the server binding. This is used for client username -@@ -117,7 +135,11 @@ - tcpd_warn("getsockname: %m"); - return; - } -+#ifdef INET6 -+ request->server->sin = (struct sockaddr *)&server; -+#else - request->server->sin = &server; -+#endif - } - - /* sock_hostaddr - map endpoint address to printable form */ -@@ -125,10 +147,26 @@ - void sock_hostaddr(host) - struct host_info *host; - { -+#ifdef INET6 -+ struct sockaddr *sin = host->sin; -+ int salen; -+ -+ if (!sin) -+ return; -+#ifdef SIN6_LEN -+ salen = sin->sa_len; -+#else -+ salen = (sin->sa_family == AF_INET) ? sizeof(struct sockaddr_in) -+ : sizeof(struct sockaddr_in6); -+#endif -+ getnameinfo(sin, salen, host->addr, sizeof(host->addr), -+ NULL, 0, NI_NUMERICHOST | NI_WITHSCOPEID); -+#else - struct sockaddr_in *sin = host->sin; - - if (sin != 0) - STRN_CPY(host->addr, inet_ntoa(sin->sin_addr), sizeof(host->addr)); -+#endif - } - - /* sock_hostname - map endpoint address to host name */ -@@ -136,6 +174,160 @@ - void sock_hostname(host) - struct host_info *host; - { -+#ifdef INET6 -+ struct sockaddr *sin = host->sin; -+ struct sockaddr_in sin4; -+ struct addrinfo hints, *res, *res0 = NULL; -+ int salen, alen, err = 1; -+ char *ap = NULL, *rap, hname[NI_MAXHOST]; -+ -+ if (sin != NULL) { -+ if (sin->sa_family == AF_INET6) { -+ struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)sin; -+ -+ if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { -+ memset(&sin4, 0, sizeof(sin4)); -+#ifdef SIN6_LEN -+ sin4.sin_len = sizeof(sin4); -+#endif -+ sin4.sin_family = AF_INET; -+ sin4.sin_port = sin6->sin6_port; -+ sin4.sin_addr.s_addr = *(u_int32_t *)&sin6->sin6_addr.s6_addr[12]; -+ sin = (struct sockaddr *)&sin4; -+ } -+ } -+ switch (sin->sa_family) { -+ case AF_INET: -+ ap = (char *)&((struct sockaddr_in *)sin)->sin_addr; -+ alen = sizeof(struct in_addr); -+ salen = sizeof(struct sockaddr_in); -+ break; -+ case AF_INET6: -+ ap = (char *)&((struct sockaddr_in6 *)sin)->sin6_addr; -+ alen = sizeof(struct in6_addr); -+ salen = sizeof(struct sockaddr_in6); -+ break; -+ default: -+ break; -+ } -+ if (ap) -+ err = getnameinfo(sin, salen, hname, sizeof(hname), -+ NULL, 0, NI_WITHSCOPEID | NI_NAMEREQD); -+ } -+ if (!err) { -+ -+ STRN_CPY(host->name, hname, sizeof(host->name)); -+ -+ /* reject numeric addresses */ -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = sin->sa_family; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST; -+ if ((err = getaddrinfo(host->name, NULL, &hints, &res0)) == 0) { -+ freeaddrinfo(res0); -+ res0 = NULL; -+ tcpd_warn("host name/name mismatch: " -+ "reverse lookup results in non-FQDN %s", -+ host->name); -+ strcpy(host->name, paranoid); /* name is bad, clobber it */ -+ } -+ err = !err; -+ } -+ if (!err) { -+ /* we are now sure that this is non-numeric */ -+ -+ /* -+ * Verify that the address is a member of the address list returned -+ * by gethostbyname(hostname). -+ * -+ * Verify also that gethostbyaddr() and gethostbyname() return the same -+ * hostname, or rshd and rlogind may still end up being spoofed. -+ * -+ * On some sites, gethostbyname("localhost") returns "localhost.domain". -+ * This is a DNS artefact. We treat it as a special case. When we -+ * can't believe the address list from gethostbyname("localhost") -+ * we're in big trouble anyway. -+ */ -+ -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = sin->sa_family; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_CANONNAME; -+ if (getaddrinfo(host->name, NULL, &hints, &res0) != 0) { -+ -+ /* -+ * Unable to verify that the host name matches the address. This -+ * may be a transient problem or a botched name server setup. -+ */ -+ -+ tcpd_warn("can't verify hostname: getaddrinfo(%s, %s) failed", -+ host->name, -+ (sin->sa_family == AF_INET) ? "AF_INET" : "AF_INET6"); -+ -+ } else if ((res0->ai_canonname == NULL -+ || STR_NE(host->name, res0->ai_canonname)) -+ && STR_NE(host->name, "localhost")) { -+ -+ /* -+ * The gethostbyaddr() and gethostbyname() calls did not return -+ * the same hostname. This could be a nameserver configuration -+ * problem. It could also be that someone is trying to spoof us. -+ */ -+ -+ tcpd_warn("host name/name mismatch: %s != %.*s", -+ host->name, STRING_LENGTH, -+ (res0->ai_canonname == NULL) ? "" : res0->ai_canonname); -+ -+ } else { -+ -+ /* -+ * The address should be a member of the address list returned by -+ * gethostbyname(). We should first verify that the h_addrtype -+ * field is AF_INET, but this program has already caused too much -+ * grief on systems with broken library code. -+ */ -+ -+ for (res = res0; res; res = res->ai_next) { -+ if (res->ai_family != sin->sa_family) -+ continue; -+ switch (res->ai_family) { -+ case AF_INET: -+ rap = (char *)&((struct sockaddr_in *)res->ai_addr)->sin_addr; -+ break; -+ case AF_INET6: -+ /* need to check scope_id */ -+ if (((struct sockaddr_in6 *)sin)->sin6_scope_id != -+ ((struct sockaddr_in6 *)res->ai_addr)->sin6_scope_id) { -+ continue; -+ } -+ rap = (char *)&((struct sockaddr_in6 *)res->ai_addr)->sin6_addr; -+ break; -+ default: -+ continue; -+ } -+ if (memcmp(rap, ap, alen) == 0) { -+ freeaddrinfo(res0); -+ return; /* name is good, keep it */ -+ } -+ } -+ -+ /* -+ * The host name does not map to the initial address. Perhaps -+ * someone has messed up. Perhaps someone compromised a name -+ * server. -+ */ -+ -+ getnameinfo(sin, salen, hname, sizeof(hname), -+ NULL, 0, NI_NUMERICHOST | NI_WITHSCOPEID); -+ tcpd_warn("host name/address mismatch: %s != %.*s", -+ hname, STRING_LENGTH, -+ (res0->ai_canonname == NULL) ? "" : res0->ai_canonname); -+ } -+ strcpy(host->name, paranoid); /* name is bad, clobber it */ -+ if (res0) -+ freeaddrinfo(res0); -+ } -+#else /* INET6 */ - struct sockaddr_in *sin = host->sin; - struct hostent *hp; - int i; -@@ -215,6 +407,7 @@ - } - strcpy(host->name, paranoid); /* name is bad, clobber it */ - } -+#endif /* INET6 */ - } - - /* sock_sink - absorb unreceived IP datagram */ -@@ -223,7 +416,11 @@ - int fd; - { - char buf[BUFSIZ]; -+#ifdef INET6 -+ struct sockaddr_storage sin; -+#else - struct sockaddr_in sin; -+#endif - int size = sizeof(sin); - - /* -Index: src/tcp_wrappers/tcpd.c -diff -u src/tcp_wrappers/tcpd.c:1.1.1.1 src/tcp_wrappers/tcpd.c:1.2 ---- src/tcp_wrappers/tcpd.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/tcpd.c Tue May 4 21:58:36 1999 -@@ -120,7 +120,12 @@ - - /* Report request and invoke the real daemon program. */ - -+#ifdef INET6 -+ syslog(allow_severity, "connect from %s (%s)", -+ eval_client(&request), eval_hostaddr(request.client)); -+#else - syslog(allow_severity, "connect from %s", eval_client(&request)); -+#endif - closelog(); - (void) execv(path, argv); - syslog(LOG_ERR, "error: cannot execute %s: %m", path); -Index: src/tcp_wrappers/tcpd.h -diff -u src/tcp_wrappers/tcpd.h:1.1.1.1 src/tcp_wrappers/tcpd.h:1.7 ---- src/tcp_wrappers/tcpd.h:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/tcpd.h Mon Aug 23 01:32:43 1999 -@@ -11,7 +11,11 @@ - struct host_info { - char name[STRING_LENGTH]; /* access via eval_hostname(host) */ - char addr[STRING_LENGTH]; /* access via eval_hostaddr(host) */ -+#ifdef INET6 -+ struct sockaddr *sin; /* socket address or 0 */ -+#else - struct sockaddr_in *sin; /* socket address or 0 */ -+#endif - struct t_unitdata *unit; /* TLI transport address or 0 */ - struct request_info *request; /* for shared information */ - }; -Index: src/tcp_wrappers/tcpdchk.c -diff -u src/tcp_wrappers/tcpdchk.c:1.1.1.1 src/tcp_wrappers/tcpdchk.c:1.5 ---- src/tcp_wrappers/tcpdchk.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/tcpdchk.c Fri May 5 18:28:13 2000 -@@ -22,6 +22,9 @@ - - #include <sys/types.h> - #include <sys/stat.h> -+#ifdef INET6 -+#include <sys/socket.h> -+#endif - #include <netinet/in.h> - #include <arpa/inet.h> - #include <stdio.h> -@@ -397,6 +400,31 @@ - } - } - -+#ifdef INET6 -+static int is_inet6_addr(pat) -+ char *pat; -+{ -+ struct addrinfo hints, *res; -+ int len, ret; -+ char ch; -+ -+ if (*pat != '[') -+ return (0); -+ len = strlen(pat); -+ if ((ch = pat[len - 1]) != ']') -+ return (0); -+ pat[len - 1] = '\0'; -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = AF_INET6; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST; -+ if ((ret = getaddrinfo(pat + 1, NULL, &hints, &res)) == 0) -+ freeaddrinfo(res); -+ pat[len - 1] = ch; -+ return (ret == 0); -+} -+#endif -+ - /* check_host - criticize host pattern */ - - static int check_host(pat) -@@ -423,14 +451,27 @@ - #endif - #endif - } else if (mask = split_at(pat, '/')) { /* network/netmask */ -+#ifdef INET6 -+ int mask_len; -+ -+ if ((dot_quad_addr(pat) == INADDR_NONE -+ || dot_quad_addr(mask) == INADDR_NONE) -+ && (!is_inet6_addr(pat) -+ || ((mask_len = atoi(mask)) < 0 || mask_len > 128))) -+#else - if (dot_quad_addr(pat) == INADDR_NONE - || dot_quad_addr(mask) == INADDR_NONE) -+#endif - tcpd_warn("%s/%s: bad net/mask pattern", pat, mask); - } else if (STR_EQ(pat, "FAIL")) { /* obsolete */ - tcpd_warn("FAIL is no longer recognized"); - tcpd_warn("(use EXCEPT or DENY instead)"); - } else if (reserved_name(pat)) { /* other reserved */ - /* void */ ; -+#ifdef INET6 -+ } else if (is_inet6_addr(pat)) { /* IPv6 address */ -+ addr_count = 1; -+#endif - } else if (NOT_INADDR(pat)) { /* internet name */ - if (pat[strlen(pat) - 1] == '.') { - tcpd_warn("%s: domain or host name ends in dot", pat); -Index: src/tcp_wrappers/tcpdmatch.c -diff -u src/tcp_wrappers/tcpdmatch.c:1.1.1.1 src/tcp_wrappers/tcpdmatch.c:1.7 ---- src/tcp_wrappers/tcpdmatch.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/tcpdmatch.c Fri May 5 19:06:40 2000 -@@ -57,7 +57,11 @@ - int argc; - char **argv; - { -+#ifdef INET6 -+ struct addrinfo hints, *hp, *res; -+#else - struct hostent *hp; -+#endif - char *myname = argv[0]; - char *client; - char *server; -@@ -68,8 +72,13 @@ - int ch; - char *inetcf = 0; - int count; -+#ifdef INET6 -+ struct sockaddr_storage server_sin; -+ struct sockaddr_storage client_sin; -+#else - struct sockaddr_in server_sin; - struct sockaddr_in client_sin; -+#endif - struct stat st; - - /* -@@ -172,13 +181,20 @@ - if (NOT_INADDR(server) == 0 || HOSTNAME_KNOWN(server)) { - if ((hp = find_inet_addr(server)) == 0) - exit(1); -+#ifndef INET6 - memset((char *) &server_sin, 0, sizeof(server_sin)); - server_sin.sin_family = AF_INET; -+#endif - request_set(&request, RQ_SERVER_SIN, &server_sin, 0); - -+#ifdef INET6 -+ for (res = hp, count = 0; res; res = res->ai_next, count++) { -+ memcpy(&server_sin, res->ai_addr, res->ai_addrlen); -+#else - for (count = 0; (addr = hp->h_addr_list[count]) != 0; count++) { - memcpy((char *) &server_sin.sin_addr, addr, - sizeof(server_sin.sin_addr)); -+#endif - - /* - * Force evaluation of server host name and address. Host name -@@ -194,7 +210,11 @@ - fprintf(stderr, "Please specify an address instead\n"); - exit(1); - } -+#ifdef INET6 -+ freeaddrinfo(hp); -+#else - free((char *) hp); -+#endif - } else { - request_set(&request, RQ_SERVER_NAME, server, 0); - } -@@ -208,6 +228,18 @@ - tcpdmatch(&request); - exit(0); - } -+#ifdef INET6 -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = AF_INET6; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST; -+ if (getaddrinfo(client, NULL, &hints, &res) == 0) { -+ freeaddrinfo(res); -+ request_set(&request, RQ_CLIENT_ADDR, client, 0); -+ tcpdmatch(&request); -+ exit(0); -+ } -+#endif - - /* - * Perhaps they are testing special client hostname patterns that aren't -@@ -229,6 +261,34 @@ - */ - if ((hp = find_inet_addr(client)) == 0) - exit(1); -+#ifdef INET6 -+ request_set(&request, RQ_CLIENT_SIN, &client_sin, 0); -+ -+ for (res = hp, count = 0; res; res = res->ai_next, count++) { -+ memcpy(&client_sin, res->ai_addr, res->ai_addrlen); -+ -+ /* -+ * getnameinfo() doesn't do reverse lookup against link-local -+ * address. So, we pass through host name evaluation against -+ * such addresses. -+ */ -+ if (res->ai_family != AF_INET6 || -+ !IN6_IS_ADDR_LINKLOCAL(&((struct sockaddr_in6 *)res->ai_addr)->sin6_addr)) { -+ /* -+ * Force evaluation of client host name and address. Host name -+ * conflicts will be reported while eval_hostname() does its job. -+ */ -+ request_set(&request, RQ_CLIENT_NAME, "", RQ_CLIENT_ADDR, "", 0); -+ if (STR_EQ(eval_hostname(request.client), unknown)) -+ tcpd_warn("host address %s->name lookup failed", -+ eval_hostaddr(request.client)); -+ } -+ tcpdmatch(&request); -+ if (res->ai_next) -+ printf("\n"); -+ } -+ freeaddrinfo(hp); -+#else - memset((char *) &client_sin, 0, sizeof(client_sin)); - client_sin.sin_family = AF_INET; - request_set(&request, RQ_CLIENT_SIN, &client_sin, 0); -@@ -250,6 +310,7 @@ - printf("\n"); - } - free((char *) hp); -+#endif - exit(0); - } - -Index: src/tcp_wrappers/tli.c -diff -u src/tcp_wrappers/tli.c:1.1.1.1 src/tcp_wrappers/tli.c:1.4 ---- src/tcp_wrappers/tli.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/tli.c Fri May 5 19:15:09 2000 -@@ -65,8 +65,13 @@ - void tli_host(request) - struct request_info *request; - { -+#ifdef INET6 -+ static struct sockaddr_storage client; -+ static struct sockaddr_storage server; -+#else - static struct sockaddr_in client; - static struct sockaddr_in server; -+#endif - - /* - * If we discover that we are using an IP transport, pretend we never -@@ -76,14 +81,29 @@ - - tli_endpoints(request); - if ((request->config = tli_transport(request->fd)) != 0 -+#ifdef INET6 -+ && (STR_EQ(request->config->nc_protofmly, "inet") || -+ STR_EQ(request->config->nc_protofmly, "inet6"))) { -+#else - && STR_EQ(request->config->nc_protofmly, "inet")) { -+#endif - if (request->client->unit != 0) { -+#ifdef INET6 -+ client = *(struct sockaddr_storage *) request->client->unit->addr.buf; -+ request->client->sin = (struct sockaddr *) &client; -+#else - client = *(struct sockaddr_in *) request->client->unit->addr.buf; - request->client->sin = &client; -+#endif - } - if (request->server->unit != 0) { -+#ifdef INET6 -+ server = *(struct sockaddr_storage *) request->server->unit->addr.buf; -+ request->server->sin = (struct sockaddr *) &server; -+#else - server = *(struct sockaddr_in *) request->server->unit->addr.buf; - request->server->sin = &server; -+#endif - } - tli_cleanup(request); - sock_methods(request); -@@ -187,7 +207,15 @@ - } - while (config = getnetconfig(handlep)) { - if (stat(config->nc_device, &from_config) == 0) { -+#ifdef NO_CLONE_DEVICE -+ /* -+ * If the network devices are not cloned (as is the case for -+ * Solaris 8 Beta), we must compare the major device numbers. -+ */ -+ if (major(from_config.st_rdev) == major(from_client.st_rdev)) -+#else - if (minor(from_config.st_rdev) == major(from_client.st_rdev)) -+#endif - break; - } - } -Index: src/tcp_wrappers/update.c -diff -u src/tcp_wrappers/update.c:1.1.1.1 src/tcp_wrappers/update.c:1.3 ---- src/tcp_wrappers/update.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/update.c Mon Aug 23 01:32:43 1999 -@@ -46,10 +46,18 @@ - request->fd = va_arg(ap, int); - continue; - case RQ_CLIENT_SIN: -+#ifdef INET6 -+ request->client->sin = va_arg(ap, struct sockaddr *); -+#else - request->client->sin = va_arg(ap, struct sockaddr_in *); -+#endif - continue; - case RQ_SERVER_SIN: -+#ifdef INET6 -+ request->server->sin = va_arg(ap, struct sockaddr *); -+#else - request->server->sin = va_arg(ap, struct sockaddr_in *); -+#endif - continue; - - /* -Index: src/tcp_wrappers/workarounds.c -diff -u src/tcp_wrappers/workarounds.c:1.1.1.1 src/tcp_wrappers/workarounds.c:1.3 ---- src/tcp_wrappers/workarounds.c:1.1.1.1 Tue May 4 21:56:04 1999 -+++ src/tcp_wrappers/workarounds.c Mon Aug 23 01:32:43 1999 -@@ -166,11 +166,22 @@ - int *len; - { - int ret; -+#ifdef INET6 -+ struct sockaddr *sin = sa; -+#else - struct sockaddr_in *sin = (struct sockaddr_in *) sa; -+#endif - - if ((ret = getpeername(sock, sa, len)) >= 0 -+#ifdef INET6 -+ && ((sin->su_si.si_family == AF_INET6 -+ && IN6_IS_ADDR_UNSPECIFIED(&sin->su_sin6.sin6_addr)) -+ || (sin->su_si.si_family == AF_INET -+ && sin->su_sin.sin_addr.s_addr == 0))) { -+#else - && sa->sa_family == AF_INET - && sin->sin_addr.s_addr == 0) { -+#endif - errno = ENOTCONN; - return (-1); - } else { ---- src/tcp_wrappers/hosts_access.c 2003-08-04 21:36:20.000000000 +0000 -+++ src/tcp_wrappers/hosts_access.c 2003-08-04 21:45:59.000000000 +0000 -@@ -24,7 +24,13 @@ - /* System libraries. */ - - #include <sys/types.h> -+#ifdef INT32_T -+ typedef uint32_t u_int32_t; -+#endif - #include <sys/param.h> -+#ifdef INET6 -+#include <sys/socket.h> -+#endif - #include <netinet/in.h> - #include <arpa/inet.h> - #include <stdio.h> -@@ -33,6 +39,9 @@ - #include <errno.h> - #include <setjmp.h> - #include <string.h> -+#ifdef INET6 -+#include <netdb.h> -+#endif - - extern char *fgets(); - extern int errno; -@@ -83,6 +92,10 @@ - static int host_match(); - static int string_match(); - static int masked_match(); -+#ifdef INET6 -+static int masked_match4(); -+static int masked_match6(); -+#endif - - /* Size of logical line buffer. */ - -@@ -312,6 +325,13 @@ - { - int n; - -+#ifdef INET6 -+ /* convert IPv4 mapped IPv6 address to IPv4 address */ -+ if (STRN_EQ(string, "::ffff:", 7) -+ && dot_quad_addr(string + 7) != INADDR_NONE) { -+ string += 7; -+ } -+#endif - #ifndef DISABLE_WILDCARD_MATCHING - if (strchr(tok, '*') || strchr(tok,'?')) { /* contains '*' or '?' */ - /* we must convert the both to lowercase as match_pattern_ylo is case-sensitive */ -@@ -333,21 +353,72 @@ - } else if (tok[(n = strlen(tok)) - 1] == '.') { /* prefix */ - return (STRN_EQ(tok, string, n)); - } else { /* exact match */ -+#ifdef INET6 -+ struct addrinfo hints, *res; -+ struct sockaddr_in6 pat, addr; -+ int len, ret; -+ char ch; -+ -+ len = strlen(tok); -+ if (*tok == '[' && tok[len - 1] == ']') { -+ ch = tok[len - 1]; -+ tok[len - 1] = '\0'; -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = AF_INET6; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST; -+ if ((ret = getaddrinfo(tok + 1, NULL, &hints, &res)) == 0) { -+ memcpy(&pat, res->ai_addr, sizeof(pat)); -+ freeaddrinfo(res); -+ } -+ tok[len - 1] = ch; -+ if (ret != 0 || getaddrinfo(string, NULL, &hints, &res) != 0) -+ return NO; -+ memcpy(&addr, res->ai_addr, sizeof(addr)); -+ freeaddrinfo(res); -+#ifdef NI_WITHSCOPEID -+ if (pat.sin6_scope_id != 0 && -+ addr.sin6_scope_id != pat.sin6_scope_id) -+ return NO; -+#endif -+ return (!memcmp(&pat.sin6_addr, &addr.sin6_addr, -+ sizeof(struct in6_addr))); -+ return (ret); -+ } -+#endif - return (STR_EQ(tok, string)); - } - } - - /* masked_match - match address against netnumber/netmask */ - -+#ifdef INET6 - static int masked_match(net_tok, mask_tok, string) - char *net_tok; - char *mask_tok; - char *string; - { -+ return (masked_match4(net_tok, mask_tok, string) || -+ masked_match6(net_tok, mask_tok, string)); -+} -+ -+static int masked_match4(net_tok, mask_tok, string) -+#else -+static int masked_match(net_tok, mask_tok, string) -+#endif -+char *net_tok; -+char *mask_tok; -+char *string; -+{ -+#ifdef INET6 -+ u_int32_t net; -+ u_int32_t mask; -+ u_int32_t addr; -+#else - unsigned long net; - unsigned long mask; - unsigned long addr; -- -+#endif - /* - * Disallow forms other than dotted quad: the treatment that inet_addr() - * gives to forms with less than four components is inconsistent with the -@@ -358,12 +429,81 @@ - return (NO); - if ((net = dot_quad_addr(net_tok)) == INADDR_NONE - || (mask = dot_quad_addr(mask_tok)) == INADDR_NONE) { -+#ifndef INET6 - tcpd_warn("bad net/mask expression: %s/%s", net_tok, mask_tok); -+#endif - return (NO); /* not tcpd_jump() */ - } - return ((addr & mask) == net); - } - -+#ifdef INET6 -+static int masked_match6(net_tok, mask_tok, string) -+char *net_tok; -+char *mask_tok; -+char *string; -+{ -+ struct addrinfo hints, *res; -+ struct sockaddr_in6 net, addr; -+ u_int32_t mask; -+ int len, mask_len, i = 0; -+ char ch; -+ -+ /* -+ * Behavior of getaddrinfo() against IPv4-mapped IPv6 address is -+ * different between KAME and Solaris8. While KAME returns -+ * AF_INET6, Solaris8 returns AF_INET. So, we avoid this here. -+ */ -+ if (STRN_EQ(string, "::ffff:", 7) -+ && dot_quad_addr(string + 7) != INADDR_NONE) -+ return (masked_match4(net_tok, mask_tok, string + 7)); -+ -+ memset(&hints, 0, sizeof(hints)); -+ hints.ai_family = AF_INET6; -+ hints.ai_socktype = SOCK_STREAM; -+ hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST; -+ if (getaddrinfo(string, NULL, &hints, &res) != 0) -+ return NO; -+ memcpy(&addr, res->ai_addr, sizeof(addr)); -+ freeaddrinfo(res); -+ -+ /* match IPv6 address against netnumber/prefixlen */ -+ len = strlen(net_tok); -+ if (*net_tok != '[' || net_tok[len - 1] != ']') -+ return NO; -+ ch = net_tok[len - 1]; -+ net_tok[len - 1] = '\0'; -+ if (getaddrinfo(net_tok + 1, NULL, &hints, &res) != 0) { -+ net_tok[len - 1] = ch; -+ return NO; -+ } -+ memcpy(&net, res->ai_addr, sizeof(net)); -+ freeaddrinfo(res); -+ net_tok[len - 1] = ch; -+ if ((mask_len = atoi(mask_tok)) < 0 || mask_len > 128) -+ return NO; -+ -+#ifdef NI_WITHSCOPEID -+ if (net.sin6_scope_id != 0 && addr.sin6_scope_id != net.sin6_scope_id) -+ return NO; -+#endif -+ while (mask_len > 0) { -+ if (mask_len < 32) { -+ mask = htonl(~(0xffffffff >> mask_len)); -+ if ((*(u_int32_t *)&addr.sin6_addr.s6_addr[i] & mask) != (*(u_int32_t *)&net.sin6_addr.s6_addr[i] & mask)) -+ return NO; -+ break; -+ } -+ if (*(u_int32_t *)&addr.sin6_addr.s6_addr[i] != *(u_int32_t *)&net.sin6_addr.s6_addr[i]) -+ return NO; -+ i += 4; -+ mask_len -= 32; -+ } -+ return YES; -+} -+#endif /* INET6 */ -+ -+ - #ifndef DISABLE_WILDCARD_MATCHING - /* Note: this feature has been adapted in a pretty straightforward way - from Tatu Ylonen's last SSH version under free license by ---- src/tcp_wrappers/hosts_access.5 2003-08-04 21:52:29.000000000 +0000 -+++ src/tcp_wrappers/hosts_access.5 2003-08-04 21:53:39.000000000 +0000 -@@ -85,7 +85,7 @@ - for daemon process names or for client user names. - .IP \(bu - An expression of the form `n.n.n.n/m.m.m.m\' is interpreted as a --`net/mask\' pair. A host address is matched if `net\' is equal to the -+`net/mask\' pair. A IPv4 host address is matched if `net\' is equal to the - bitwise AND of the address and the `mask\'. For example, the net/mask - pattern `131.155.72.0/255.255.254.0\' matches every address in the - range `131.155.72.0\' through `131.155.73.255\'. -@@ -96,6 +96,13 @@ - zero or more lines with zero or more host name or address patterns - separated by whitespace. A file name pattern can be used anywhere - a host name or address pattern can be used. -+.IP \(bu -+An expression of the form `[n:n:n:n:n:n:n:n]/m\' is interpreted as a -+`[net]/prefixlen\' pair. A IPv6 host address is matched if -+`prefixlen\' bits of `net\' is equal to the `prefixlen\' bits of the -+address. For example, the [net]/prefixlen pattern -+`[3ffe:505:2:1::]/64\' matches every address in the range -+`3ffe:505:2:1::\' through `3ffe:505:2:1:ffff:ffff:ffff:ffff\'. - .SH WILDCARDS - The access control language supports explicit wildcards: - .IP ALL |