From ba8f85b49c38af7bc2a9acdef5dcde2de008d25e Mon Sep 17 00:00:00 2001
From: peter <peter@FreeBSD.org>
Date: Sat, 12 Jul 2008 05:00:28 +0000
Subject: Flatten bind9 vendor work area
---
bin/rndc/unix/os.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 70 insertions(+)
create mode 100644 bin/rndc/unix/os.c
(limited to 'bin/rndc/unix/os.c')
diff --git a/bin/rndc/unix/os.c b/bin/rndc/unix/os.c
new file mode 100644
index 0000000..f5f6a91
--- /dev/null
+++ b/bin/rndc/unix/os.c
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2001 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.
+ */
+
+/* $Id: os.c,v 1.6.18.2 2005/04/29 00:15:41 marka Exp $ */
+
+/*! \file */
+
+#include <config.h>
+
+#include <rndc/os.h>
+
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <pwd.h>
+#include <errno.h>
+#include <stdio.h>
+#include <sys/stat.h>
+
+int
+set_user(FILE *fd, const char *user) {
+ struct passwd *pw;
+
+ pw = getpwnam(user);
+ if (pw == NULL) {
+ errno = EINVAL;
+ return (-1);
+ }
+ return (fchown(fileno(fd), pw->pw_uid, -1));
+}
+
+FILE *
+safe_create(const char *filename) {
+ int fd;
+ FILE *f;
+ struct stat sb;
+ int flags = O_WRONLY;
+
+ if (stat(filename, &sb) == -1) {
+ if (errno != ENOENT)
+ return (NULL);
+ flags = O_WRONLY | O_CREAT | O_EXCL;
+ } else if ((sb.st_mode & S_IFREG) == 0) {
+ errno = EOPNOTSUPP;
+ return (NULL);
+ } else
+ flags = O_WRONLY | O_TRUNC;
+
+ fd = open(filename, flags, S_IRUSR | S_IWUSR);
+ if (fd == -1)
+ return (NULL);
+ f = fdopen(fd, "w");
+ if (f == NULL)
+ close(fd);
+ return (f);
+}
--
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