summaryrefslogtreecommitdiffstats
path: root/freebsd/lib/libc/inet/inet_neta.c
diff options
context:
space:
mode:
authorSebastian Huber <sebastian.huber@embedded-brains.de>2013-10-09 22:42:09 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2013-10-10 09:06:58 +0200
commitbceabc95c1c85d793200446fa85f1ddc6313ea29 (patch)
tree973c8bd8deca9fd69913f2895cc91e0e6114d46c /freebsd/lib/libc/inet/inet_neta.c
parentAdd FreeBSD sources as a submodule (diff)
downloadrtems-libbsd-bceabc95c1c85d793200446fa85f1ddc6313ea29.tar.bz2
Move files to match FreeBSD layout
Diffstat (limited to 'freebsd/lib/libc/inet/inet_neta.c')
-rw-r--r--freebsd/lib/libc/inet/inet_neta.c98
1 files changed, 98 insertions, 0 deletions
diff --git a/freebsd/lib/libc/inet/inet_neta.c b/freebsd/lib/libc/inet/inet_neta.c
new file mode 100644
index 00000000..72ac549f
--- /dev/null
+++ b/freebsd/lib/libc/inet/inet_neta.c
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (c) 1996,1999 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 ISC DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC 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.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static const char rcsid[] = "$Id: inet_neta.c,v 1.2.18.1 2005/04/27 05:00:53 sra Exp $";
+#endif
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include "port_before.h"
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "port_after.h"
+
+#ifdef SPRINTF_CHAR
+# define SPRINTF(x) strlen(sprintf/**/x)
+#else
+# define SPRINTF(x) ((size_t)sprintf x)
+#endif
+
+/*%
+ * char *
+ * inet_neta(src, dst, size)
+ * format an in_addr_t network number into presentation format.
+ * return:
+ * pointer to dst, or NULL if an error occurred (check errno).
+ * note:
+ * format of ``src'' is as for inet_network().
+ * author:
+ * Paul Vixie (ISC), July 1996
+ */
+char *
+inet_neta(src, dst, size)
+ in_addr_t src;
+ char *dst;
+ size_t size;
+{
+ char *odst = dst;
+ char *tp;
+
+ while (src & 0xffffffff) {
+ u_char b = (src & 0xff000000) >> 24;
+
+ src <<= 8;
+ if (b) {
+ if (size < sizeof "255.")
+ goto emsgsize;
+ tp = dst;
+ dst += SPRINTF((dst, "%u", b));
+ if (src != 0L) {
+ *dst++ = '.';
+ *dst = '\0';
+ }
+ size -= (size_t)(dst - tp);
+ }
+ }
+ if (dst == odst) {
+ if (size < sizeof "0.0.0.0")
+ goto emsgsize;
+ strcpy(dst, "0.0.0.0");
+ }
+ return (odst);
+
+ emsgsize:
+ errno = EMSGSIZE;
+ return (NULL);
+}
+
+/*
+ * Weak aliases for applications that use certain private entry points,
+ * and fail to include <arpa/inet.h>.
+ */
+#undef inet_neta
+__weak_reference(__inet_neta, inet_neta);
+
+/*! \file */