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authorStefan Metzmacher <metze@samba.org>2007-05-29 15:19:37 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:53:04 -0500
commit4690d5c5531fe2f68eb2dfb75874fb6a110031a7 (patch)
tree11af5e16fc757d2c007cb9a79256a10afc8b627c /source4/heimdal
parent867f7f4b7499c810adf3d5b391966321709e864d (diff)
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r23209: import getnameinfo.c, inet_ntop.c and inet_pton.c from
loikeet-heimdal metze (This used to be commit 48eb20199e7a01f4ab7f5194a5256ad7dd03ad86)
Diffstat (limited to 'source4/heimdal')
-rw-r--r--source4/heimdal/lib/roken/getnameinfo.c127
-rw-r--r--source4/heimdal/lib/roken/inet_ntop.c133
-rw-r--r--source4/heimdal/lib/roken/inet_pton.c49
3 files changed, 309 insertions, 0 deletions
diff --git a/source4/heimdal/lib/roken/getnameinfo.c b/source4/heimdal/lib/roken/getnameinfo.c
new file mode 100644
index 0000000000..2cf81897f8
--- /dev/null
+++ b/source4/heimdal/lib/roken/getnameinfo.c
@@ -0,0 +1,127 @@
+/*
+ * Copyright (c) 1999 - 2001 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+RCSID("$Id: getnameinfo.c,v 1.6 2005/06/16 16:53:09 lha Exp $");
+#endif
+
+#include "roken.h"
+
+static int
+doit (int af,
+ const void *addr,
+ size_t addrlen,
+ int port,
+ char *host, size_t hostlen,
+ char *serv, size_t servlen,
+ int flags)
+{
+ if (host != NULL) {
+ if (flags & NI_NUMERICHOST) {
+ if (inet_ntop (af, addr, host, hostlen) == NULL)
+ return EAI_SYSTEM;
+ } else {
+ struct hostent *he = gethostbyaddr (addr,
+ addrlen,
+ af);
+ if (he != NULL) {
+ strlcpy (host, hostent_find_fqdn(he), hostlen);
+ if (flags & NI_NOFQDN) {
+ char *dot = strchr (host, '.');
+ if (dot != NULL)
+ *dot = '\0';
+ }
+ } else if (flags & NI_NAMEREQD) {
+ return EAI_NONAME;
+ } else if (inet_ntop (af, addr, host, hostlen) == NULL)
+ return EAI_SYSTEM;
+ }
+ }
+
+ if (serv != NULL) {
+ if (flags & NI_NUMERICSERV) {
+ snprintf (serv, servlen, "%u", ntohs(port));
+ } else {
+ const char *proto = "tcp";
+ struct servent *se;
+
+ if (flags & NI_DGRAM)
+ proto = "udp";
+
+ se = getservbyport (port, proto);
+ if (se == NULL) {
+ snprintf (serv, servlen, "%u", ntohs(port));
+ } else {
+ strlcpy (serv, se->s_name, servlen);
+ }
+ }
+ }
+ return 0;
+}
+
+/*
+ *
+ */
+
+int ROKEN_LIB_FUNCTION
+getnameinfo(const struct sockaddr *sa, socklen_t salen,
+ char *host, size_t hostlen,
+ char *serv, size_t servlen,
+ int flags)
+{
+ switch (sa->sa_family) {
+#ifdef HAVE_IPV6
+ case AF_INET6 : {
+ const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)sa;
+
+ return doit (AF_INET6, &sin6->sin6_addr, sizeof(sin6->sin6_addr),
+ sin6->sin6_port,
+ host, hostlen,
+ serv, servlen,
+ flags);
+ }
+#endif
+ case AF_INET : {
+ const struct sockaddr_in *sin4 = (const struct sockaddr_in *)sa;
+
+ return doit (AF_INET, &sin4->sin_addr, sizeof(sin4->sin_addr),
+ sin4->sin_port,
+ host, hostlen,
+ serv, servlen,
+ flags);
+ }
+ default :
+ return EAI_FAMILY;
+ }
+}
diff --git a/source4/heimdal/lib/roken/inet_ntop.c b/source4/heimdal/lib/roken/inet_ntop.c
new file mode 100644
index 0000000000..35e96eb49b
--- /dev/null
+++ b/source4/heimdal/lib/roken/inet_ntop.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 1999 - 2001 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+RCSID("$Id: inet_ntop.c,v 1.6 2005/04/12 11:28:52 lha Exp $");
+#endif
+
+#include <roken.h>
+
+/*
+ *
+ */
+
+static const char *
+inet_ntop_v4 (const void *src, char *dst, size_t size)
+{
+ const char digits[] = "0123456789";
+ int i;
+ struct in_addr *addr = (struct in_addr *)src;
+ u_long a = ntohl(addr->s_addr);
+ const char *orig_dst = dst;
+
+ if (size < INET_ADDRSTRLEN) {
+ errno = ENOSPC;
+ return NULL;
+ }
+ for (i = 0; i < 4; ++i) {
+ int n = (a >> (24 - i * 8)) & 0xFF;
+ int non_zerop = 0;
+
+ if (non_zerop || n / 100 > 0) {
+ *dst++ = digits[n / 100];
+ n %= 100;
+ non_zerop = 1;
+ }
+ if (non_zerop || n / 10 > 0) {
+ *dst++ = digits[n / 10];
+ n %= 10;
+ non_zerop = 1;
+ }
+ *dst++ = digits[n];
+ if (i != 3)
+ *dst++ = '.';
+ }
+ *dst++ = '\0';
+ return orig_dst;
+}
+
+#ifdef HAVE_IPV6
+static const char *
+inet_ntop_v6 (const void *src, char *dst, size_t size)
+{
+ const char xdigits[] = "0123456789abcdef";
+ int i;
+ const struct in6_addr *addr = (struct in6_addr *)src;
+ const u_char *ptr = addr->s6_addr;
+ const char *orig_dst = dst;
+
+ if (size < INET6_ADDRSTRLEN) {
+ errno = ENOSPC;
+ return NULL;
+ }
+ for (i = 0; i < 8; ++i) {
+ int non_zerop = 0;
+
+ if (non_zerop || (ptr[0] >> 4)) {
+ *dst++ = xdigits[ptr[0] >> 4];
+ non_zerop = 1;
+ }
+ if (non_zerop || (ptr[0] & 0x0F)) {
+ *dst++ = xdigits[ptr[0] & 0x0F];
+ non_zerop = 1;
+ }
+ if (non_zerop || (ptr[1] >> 4)) {
+ *dst++ = xdigits[ptr[1] >> 4];
+ non_zerop = 1;
+ }
+ *dst++ = xdigits[ptr[1] & 0x0F];
+ if (i != 7)
+ *dst++ = ':';
+ ptr += 2;
+ }
+ *dst++ = '\0';
+ return orig_dst;
+}
+#endif /* HAVE_IPV6 */
+
+const char * ROKEN_LIB_FUNCTION
+inet_ntop(int af, const void *src, char *dst, size_t size)
+{
+ switch (af) {
+ case AF_INET :
+ return inet_ntop_v4 (src, dst, size);
+#ifdef HAVE_IPV6
+ case AF_INET6 :
+ return inet_ntop_v6 (src, dst, size);
+#endif
+ default :
+ errno = EAFNOSUPPORT;
+ return NULL;
+ }
+}
diff --git a/source4/heimdal/lib/roken/inet_pton.c b/source4/heimdal/lib/roken/inet_pton.c
new file mode 100644
index 0000000000..21606accb1
--- /dev/null
+++ b/source4/heimdal/lib/roken/inet_pton.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 1999 - 2000 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+RCSID("$Id: inet_pton.c,v 1.4 2005/04/12 11:28:52 lha Exp $");
+#endif
+
+#include <roken.h>
+
+int ROKEN_LIB_FUNCTION
+inet_pton(int af, const char *src, void *dst)
+{
+ if (af != AF_INET) {
+ errno = EAFNOSUPPORT;
+ return -1;
+ }
+ return inet_aton (src, dst);
+}