r16051: Move the XATTR compatability code into a new file, so I can use it for

the getntacl utility.

Andrew Bartlett
(This used to be commit b1e0d4747b412929e1d4e24d6d9e504df3ddc824)

3 files changed, 157 insertions, 0 deletions

diff --git a/source4/lib/util/config.mk b/source4/lib/util/config.mk
index 312653c19f..84598be4d0 100644
--- a/source4/lib/util/config.mk
+++ b/source4/lib/util/config.mk
@@ -39,3 +39,14 @@ OBJ_FILES = pidfile.o
 [SUBSYSTEM::UNIX_PRIVS]
 PRIVATE_PROTO_HEADER = unix_privs.h
 OBJ_FILES = unix_privs.o
+
+################################################
+# Start SUBSYSTEM WRAP_XATTR
+[SUBSYSTEM::WRAP_XATTR]
+PUBLIC_PROTO_HEADER = wrap_xattr.h
+OBJ_FILES = \
+		wrap_xattr.o
+PUBLIC_DEPENDENCIES = XATTR
+#
+# End SUBSYSTEM WRAP_XATTR
+################################################
diff --git a/source4/lib/util/wrap_xattr.c b/source4/lib/util/wrap_xattr.c
new file mode 100644
index 0000000000..21c8f90635
--- /dev/null
+++ b/source4/lib/util/wrap_xattr.c
@@ -0,0 +1,121 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   POSIX NTVFS backend - xattr support using filesystem xattrs
+
+   Copyright (C) Andrew Tridgell 2004
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "system/filesys.h"
+#include "wrap_xattr.h"
+
+#if defined(HAVE_XATTR_SUPPORT) && defined(XATTR_ADDITIONAL_OPTIONS)
+static ssize_t _wrap_darwin_fgetxattr(int fd, const char *name, void *value, size_t size)
+{
+	return fgetxattr(fd, name, value, size, 0, 0);
+}
+static ssize_t _wrap_darwin_getxattr(const char *path, const char *name, void *value, size_t size)
+{
+	return getxattr(path, name, value, size, 0, 0);
+}
+static int _wrap_darwin_fsetxattr(int fd, const char *name, void *value, size_t size, int flags)
+{
+	return fsetxattr(fd, name, value, size, 0, flags);
+}
+static int _wrap_darwin_setxattr(const char *path, const char *name, void *value, size_t size, int flags)
+{
+	return setxattr(path, name, value, size, 0, flags);
+}
+static int _wrap_darwin_fremovexattr(int fd, const char *name)
+{
+	return fremovexattr(fd, name, 0);
+}
+static int _wrap_darwin_removexattr(const char *path, const char *name)
+{
+	return removexattr(path, name, 0);
+}
+#define fgetxattr	_wrap_darwin_fgetxattr
+#define getxattr	_wrap_darwin_getxattr
+#define fsetxattr	_wrap_darwin_fsetxattr
+#define setxattr	_wrap_darwin_setxattr
+#define fremovexattr	_wrap_darwin_fremovexattr
+#define removexattr	_wrap_darwin_removexattr
+#elif !defined(HAVE_XATTR_SUPPORT)
+static ssize_t _none_fgetxattr(int fd, const char *name, void *value, size_t size)
+{
+	errno = ENOSYS;
+	return -1;
+}
+static ssize_t _none_getxattr(const char *path, const char *name, void *value, size_t size)
+{
+	errno = ENOSYS;
+	return -1;
+}
+static int _none_fsetxattr(int fd, const char *name, void *value, size_t size, int flags)
+{
+	errno = ENOSYS;
+	return -1;
+}
+static int _none_setxattr(const char *path, const char *name, void *value, size_t size, int flags)
+{
+	errno = ENOSYS;
+	return -1;
+}
+static int _none_fremovexattr(int fd, const char *name)
+{
+	errno = ENOSYS;
+	return -1;
+}
+static int _none_removexattr(const char *path, const char *name)
+{
+	errno = ENOSYS;
+	return -1;
+}
+#define fgetxattr	_none_fgetxattr
+#define getxattr	_none_getxattr
+#define fsetxattr	_none_fsetxattr
+#define setxattr	_none_setxattr
+#define fremovexattr	_none_fremovexattr
+#define removexattr	_none_removexattr
+#endif
+
+_PUBLIC_ ssize_t wrap_fgetxattr(int fd, const char *name, void *value, size_t size)
+{
+	return fgetxattr(fd, name, value, size);
+}
+_PUBLIC_ ssize_t wrap_getxattr(const char *path, const char *name, void *value, size_t size)
+{
+	return getxattr(path, name, value, size);
+}
+_PUBLIC_ int wrap_fsetxattr(int fd, const char *name, void *value, size_t size, int flags)
+{
+	return fsetxattr(fd, name, value, size, flags);
+}
+_PUBLIC_ int wrap_setxattr(const char *path, const char *name, void *value, size_t size, int flags)
+{
+	return setxattr(path, name, value, size, flags);
+}
+_PUBLIC_ int wrap_fremovexattr(int fd, const char *name)
+{
+	return fremovexattr(fd, name);
+}
+_PUBLIC_ int wrap_removexattr(const char *path, const char *name)
+{
+	return removexattr(path, name);
+}
+
diff --git a/source4/lib/util/wrap_xattr.h b/source4/lib/util/wrap_xattr.h
new file mode 100644
index 0000000000..58f920704b
--- /dev/null
+++ b/source4/lib/util/wrap_xattr.h
@@ -0,0 +1,25 @@
+#ifndef __LIB_UTIL_WRAP_XATTR_H__
+#define __LIB_UTIL_WRAP_XATTR_H__
+
+#undef _PRINTF_ATTRIBUTE
+#define _PRINTF_ATTRIBUTE(a1, a2) PRINTF_ATTRIBUTE(a1, a2)
+/* This file was automatically generated by mkproto.pl. DO NOT EDIT */
+
+#ifndef _PUBLIC_
+#define _PUBLIC_
+#endif
+
+
+/* The following definitions come from lib/util/wrap_xattr.c  */
+
+_PUBLIC_ ssize_t wrap_fgetxattr(int fd, const char *name, void *value, size_t size);
+_PUBLIC_ ssize_t wrap_getxattr(const char *path, const char *name, void *value, size_t size);
+_PUBLIC_ int wrap_fsetxattr(int fd, const char *name, void *value, size_t size, int flags);
+_PUBLIC_ int wrap_setxattr(const char *path, const char *name, void *value, size_t size, int flags);
+_PUBLIC_ int wrap_fremovexattr(int fd, const char *name);
+_PUBLIC_ int wrap_removexattr(const char *path, const char *name);
+#undef _PRINTF_ATTRIBUTE
+#define _PRINTF_ATTRIBUTE(a1, a2)
+
+#endif /* __LIB_UTIL_WRAP_XATTR_H__ */
+