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authorBen Lindstrom <mouring@eviladmin.org>2001-04-12 21:35:52 +0000
committerBen Lindstrom <mouring@eviladmin.org>2001-04-12 21:35:52 +0000
commit0998872972ec9a059204344cf0bec64123b3e28c (patch)
tree7a32085ad4557354053c3d2dbfd0dc0b1cb6a958
parent2b646528cbee9b0051f3904c56b7d49aac5cdc6c (diff)
- (bal) Added openbsd-compat/inet_ntop.[ch] since HP/UX (and others)
lack it.
-rw-r--r--ChangeLog4
-rw-r--r--configure.in4
-rw-r--r--openbsd-compat/Makefile.in4
-rw-r--r--openbsd-compat/inet_ntop.c209
-rw-r--r--openbsd-compat/inet_ntop.h13
-rw-r--r--openbsd-compat/openbsd-compat.h3
6 files changed, 231 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog
index aeb09b06..98dbed58 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,8 @@
[ssh.c]
show debug output during option processing, report from
pekkas@netcore.fi
+ - (bal) Added openbsd-compat/inet_ntop.[ch] since HP/UX (and others)
+ lack it.
20010412
- OpenBSD CVS Sync
@@ -5024,4 +5026,4 @@
- Wrote replacements for strlcpy and mkdtemp
- Released 1.0pre1
-$Id: ChangeLog,v 1.1101 2001/04/12 16:16:57 mouring Exp $
+$Id: ChangeLog,v 1.1102 2001/04/12 21:35:52 mouring Exp $
diff --git a/configure.in b/configure.in
index b391eac1..124e6d7e 100644
--- a/configure.in
+++ b/configure.in
@@ -1,4 +1,4 @@
-# $Id: configure.in,v 1.274 2001/04/09 14:50:54 stevesk Exp $
+# $Id: configure.in,v 1.275 2001/04/12 21:35:53 mouring Exp $
AC_INIT(ssh.c)
@@ -471,7 +471,7 @@ AC_ARG_WITH(tcp-wrappers,
)
dnl Checks for library functions.
-AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock fchown fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getnameinfo getrlimit getrusage getttyent getusershell glob inet_aton inet_ntoa innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setdtablesize setenv setegid seteuid setlogin setproctitle setresgid setreuid setrlimit setsid sigaction sigvec snprintf strerror strlcat strlcpy strmode strsep strtok_r sysconf tcgetpgrp utimes vsnprintf vhangup vis waitpid _getpty __b64_ntop)
+AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock fchown fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getnameinfo getrlimit getrusage getttyent getusershell glob inet_aton inet_ntoa inet_ntop innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setdtablesize setenv setegid seteuid setlogin setproctitle setresgid setreuid setrlimit setsid sigaction sigvec snprintf strerror strlcat strlcpy strmode strsep strtok_r sysconf tcgetpgrp utimes vsnprintf vhangup vis waitpid _getpty __b64_ntop)
dnl Checks for time functions
AC_CHECK_FUNCS(gettimeofday time)
dnl Checks for libutil functions
diff --git a/openbsd-compat/Makefile.in b/openbsd-compat/Makefile.in
index 45ed3740..5b043273 100644
--- a/openbsd-compat/Makefile.in
+++ b/openbsd-compat/Makefile.in
@@ -1,4 +1,4 @@
-# $Id: Makefile.in,v 1.9 2001/03/18 23:09:28 djm Exp $
+# $Id: Makefile.in,v 1.10 2001/04/12 21:35:53 mouring Exp $
sysconfdir=@sysconfdir@
piddir=@piddir@
@@ -16,7 +16,7 @@ RANLIB=@RANLIB@
INSTALL=@INSTALL@
LDFLAGS=-L. @LDFLAGS@
-OPENBSD=base64.o bindresvport.o daemon.o getcwd.o getgrouplist.o getusershell.o glob.o inet_aton.o inet_ntoa.o mktemp.o realpath.o rresvport.o setenv.o setproctitle.o sigact.o strlcat.o strlcpy.o strmode.o strsep.o strtok.o vis.o
+OPENBSD=base64.o bindresvport.o daemon.o getcwd.o getgrouplist.o getusershell.o glob.o inet_aton.o inet_ntoa.o inet_ntop.o mktemp.o realpath.o rresvport.o setenv.o setproctitle.o sigact.o strlcat.o strlcpy.o strmode.o strsep.o strtok.o vis.o
COMPAT=bsd-arc4random.o bsd-cygwin_util.o bsd-misc.o bsd-nextstep.o bsd-snprintf.o bsd-waitpid.o fake-getaddrinfo.o fake-getnameinfo.o
diff --git a/openbsd-compat/inet_ntop.c b/openbsd-compat/inet_ntop.c
new file mode 100644
index 00000000..1c235796
--- /dev/null
+++ b/openbsd-compat/inet_ntop.c
@@ -0,0 +1,209 @@
+/* $OpenBSD: inet_ntop.c,v 1.1 1997/03/13 19:07:32 downsj Exp $ */
+
+/* Copyright (c) 1996 by Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
+ * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
+ * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+ * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+#include "config.h"
+
+#ifndef HAVE_INET_NTOP
+
+#if defined(LIBC_SCCS) && !defined(lint)
+#if 0
+static char rcsid[] = "$From: inet_ntop.c,v 8.7 1996/08/05 08:41:18 vixie Exp $";
+#else
+static char rcsid[] = "$OpenBSD: inet_ntop.c,v 1.1 1997/03/13 19:07:32 downsj Exp $";
+#endif
+#endif /* LIBC_SCCS and not lint */
+
+#include <sys/param.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include "openbsd-compat/fake-socket.h"
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <arpa/nameser.h>
+#include <string.h>
+#include <errno.h>
+#include <stdio.h>
+
+#ifndef IN6ADDRSZ
+#define IN6ADDRSZ 16 /* IPv6 T_AAAA */
+#endif
+
+#ifndef INT16SZ
+#define INT16SZ 2 /* for systems without 16-bit ints */
+#endif
+
+/*
+ * WARNING: Don't even consider trying to compile this on a system where
+ * sizeof(int) < 4. sizeof(int) > 4 is fine; all the world's not a VAX.
+ */
+
+static const char *inet_ntop4 __P((const u_char *src, char *dst, size_t size));
+static const char *inet_ntop6 __P((const u_char *src, char *dst, size_t size));
+
+/* char *
+ * inet_ntop(af, src, dst, size)
+ * convert a network format address to presentation format.
+ * return:
+ * pointer to presentation format address (`dst'), or NULL (see errno).
+ * author:
+ * Paul Vixie, 1996.
+ */
+const char *
+inet_ntop(af, src, dst, size)
+ int af;
+ const void *src;
+ char *dst;
+ size_t size;
+{
+ switch (af) {
+ case AF_INET:
+ return (inet_ntop4(src, dst, size));
+ case AF_INET6:
+ return (inet_ntop6(src, dst, size));
+ default:
+ errno = EAFNOSUPPORT;
+ return (NULL);
+ }
+ /* NOTREACHED */
+}
+
+/* const char *
+ * inet_ntop4(src, dst, size)
+ * format an IPv4 address, more or less like inet_ntoa()
+ * return:
+ * `dst' (as a const)
+ * notes:
+ * (1) uses no statics
+ * (2) takes a u_char* not an in_addr as input
+ * author:
+ * Paul Vixie, 1996.
+ */
+static const char *
+inet_ntop4(src, dst, size)
+ const u_char *src;
+ char *dst;
+ size_t size;
+{
+ static const char fmt[] = "%u.%u.%u.%u";
+ char tmp[sizeof "255.255.255.255"];
+
+ if (sprintf(tmp, fmt, src[0], src[1], src[2], src[3]) > size) {
+ errno = ENOSPC;
+ return (NULL);
+ }
+ strcpy(dst, tmp);
+ return (dst);
+}
+
+/* const char *
+ * inet_ntop6(src, dst, size)
+ * convert IPv6 binary address into presentation (printable) format
+ * author:
+ * Paul Vixie, 1996.
+ */
+static const char *
+inet_ntop6(src, dst, size)
+ const u_char *src;
+ char *dst;
+ size_t size;
+{
+ /*
+ * Note that int32_t and int16_t need only be "at least" large enough
+ * to contain a value of the specified size. On some systems, like
+ * Crays, there is no such thing as an integer variable with 16 bits.
+ * Keep this in mind if you think this function should have been coded
+ * to use pointer overlays. All the world's not a VAX.
+ */
+ char tmp[sizeof "ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255"], *tp;
+ struct { int base, len; } best, cur;
+ u_int words[IN6ADDRSZ / INT16SZ];
+ int i;
+
+ /*
+ * Preprocess:
+ * Copy the input (bytewise) array into a wordwise array.
+ * Find the longest run of 0x00's in src[] for :: shorthanding.
+ */
+ memset(words, '\0', sizeof words);
+ for (i = 0; i < IN6ADDRSZ; i++)
+ words[i / 2] |= (src[i] << ((1 - (i % 2)) << 3));
+ best.base = -1;
+ cur.base = -1;
+ for (i = 0; i < (IN6ADDRSZ / INT16SZ); i++) {
+ if (words[i] == 0) {
+ if (cur.base == -1)
+ cur.base = i, cur.len = 1;
+ else
+ cur.len++;
+ } else {
+ if (cur.base != -1) {
+ if (best.base == -1 || cur.len > best.len)
+ best = cur;
+ cur.base = -1;
+ }
+ }
+ }
+ if (cur.base != -1) {
+ if (best.base == -1 || cur.len > best.len)
+ best = cur;
+ }
+ if (best.base != -1 && best.len < 2)
+ best.base = -1;
+
+ /*
+ * Format the result.
+ */
+ tp = tmp;
+ for (i = 0; i < (IN6ADDRSZ / INT16SZ); i++) {
+ /* Are we inside the best run of 0x00's? */
+ if (best.base != -1 && i >= best.base &&
+ i < (best.base + best.len)) {
+ if (i == best.base)
+ *tp++ = ':';
+ continue;
+ }
+ /* Are we following an initial run of 0x00s or any real hex? */
+ if (i != 0)
+ *tp++ = ':';
+ /* Is this address an encapsulated IPv4? */
+ if (i == 6 && best.base == 0 &&
+ (best.len == 6 || (best.len == 5 && words[5] == 0xffff))) {
+ if (!inet_ntop4(src+12, tp, sizeof tmp - (tp - tmp)))
+ return (NULL);
+ tp += strlen(tp);
+ break;
+ }
+ tp += sprintf(tp, "%x", words[i]);
+ }
+ /* Was it a trailing run of 0x00's? */
+ if (best.base != -1 && (best.base + best.len) == (IN6ADDRSZ / INT16SZ))
+ *tp++ = ':';
+ *tp++ = '\0';
+
+ /*
+ * Check for overflow, copy, and we're done.
+ */
+ if ((size_t)(tp - tmp) > size) {
+ errno = ENOSPC;
+ return (NULL);
+ }
+ strcpy(dst, tmp);
+ return (dst);
+}
+
+#endif /* !HAVE_INET_NTOP */
diff --git a/openbsd-compat/inet_ntop.h b/openbsd-compat/inet_ntop.h
new file mode 100644
index 00000000..11f443ff
--- /dev/null
+++ b/openbsd-compat/inet_ntop.h
@@ -0,0 +1,13 @@
+/* $Id: inet_ntop.h,v 1.1 2001/04/12 21:35:53 mouring Exp $ */
+
+#ifndef _BSD_RRESVPORT_H
+#define _BSD_RRESVPORT_H
+
+#include "config.h"
+
+#ifndef HAVE_INET_NTOP
+const char *
+inet_ntop(int af, const void *src, char *dst, size_t size);
+#endif /* !HAVE_INET_NTOP */
+
+#endif /* _BSD_RRESVPORT_H */
diff --git a/openbsd-compat/openbsd-compat.h b/openbsd-compat/openbsd-compat.h
index 5d236731..876e8f6a 100644
--- a/openbsd-compat/openbsd-compat.h
+++ b/openbsd-compat/openbsd-compat.h
@@ -1,4 +1,4 @@
-/* $Id: openbsd-compat.h,v 1.5 2001/03/18 23:09:28 djm Exp $ */
+/* $Id: openbsd-compat.h,v 1.6 2001/04/12 21:35:54 mouring Exp $ */
#ifndef _OPENBSD_H
#define _OPENBSD_H
@@ -19,6 +19,7 @@
#include "sigact.h"
#include "inet_aton.h"
#include "inet_ntoa.h"
+#include "inet_ntop.h"
#include "strsep.h"
#include "strtok.h"
#include "vis.h"