/*
* Distributed under the terms of the GNU General Public License v2
- * $Header: /var/cvs/uClibc/libc/sysdeps/linux/common/xattr.c,v 1.1 2004/12/20 00:10:51 solar Exp $
+ * $Header: /var/cvs/uClibc/libc/sysdeps/linux/common/xattr.c,v 1.2 2004/12/22 19:53:11 andersen Exp $
*
* This file provides the following Extended Attribute system calls to uClibc.
*
* listxattr(), llistxattr(), flistxattr(),
* removexattr(), lremovexattr(), fremovexattr()
*
- * 20041215 - <solar@gentoo.org>
+ * Dec 2004 - <solar@gentoo.org>
+ */
+
+/* Taken from the manpage.
+ * On success, a positive number is returned indicating the size of the
+ * extended attribute name list. On failure, -1 is returned and errno
+ * is set appropriately. If extended attributes are not supported by the
+ * filesystem, or are disabled, errno is set to ENOSYS.
*/
#include "syscalls.h"
#include <unistd.h>
+/* sets */
#ifdef __NR_setxattr
-_syscall5(int, setxattr, const char *, path, const char *, name, const void *,
- value, size_t, size, int, flags);
+_syscall5(int, setxattr, const char *, path, const char *, name,
+ const void *, value, size_t, size, int, flags);
+#else
+int setxattr(__const char *__path, __const char *__name,
+ __const void *__value, size_t __size, int __flags)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_lsetxattr
-_syscall5(int, lsetxattr, const char *, path, const char *, name, const void *,
- value, size_t, size, int, flags);
+_syscall5(int, lsetxattr, const char *, path, const char *, name,
+ const void *, value, size_t, size, int, flags);
+#else
+int lsetxattr(__const char *__path, __const char *__name,
+ __const void *__value, size_t __size, int __flags)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_fsetxattr
_syscall5(int, fsetxattr, int, filedes, const char *, name, const void *,
- value, size_t, size, int, flags);
+ value, size_t, size, int, flags);
+#else
+int fsetxattr(int __fd, __const char *__name, __const void *__value,
+ size_t __size, int __flags)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
+/* gets */
#ifdef __NR_getxattr
_syscall4(ssize_t, getxattr, const char *, path, const char *, name,
- void *, value, size_t, size);
+ void *, value, size_t, size);
+#else
+ssize_t getxattr(__const char *__path, __const char *__name, void *__value,
+ size_t __size)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_lgetxattr
-_syscall4(ssize_t, lgetxattr, const char *, path, const char *, name, void *,
- value, size_t, size);
+_syscall4(ssize_t, lgetxattr, const char *, path, const char *, name,
+ void *, value, size_t, size);
+#else
+ssize_t lgetxattr(__const char *__path, __const char *__name,
+ void *__value, size_t __size)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_fgetxattr
-_syscall4(ssize_t, fgetxattr, int, filedes, const char *, name, void *, value,
- size_t, size);
+_syscall4(ssize_t, fgetxattr, int, filedes, const char *, name, void *,
+ value, size_t, size);
+#else
+ssize_t fgetxattr(int __fd, __const char *__name, void *__value,
+ size_t __size)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
+/* list */
#ifdef __NR_listxattr
-_syscall3(ssize_t, listxattr, const char *, path, char *, list, size_t, size);
+_syscall3(ssize_t, listxattr, const char *, path, char *, list, size_t,
+ size);
+#else
+ssize_t listxattr(__const char *__path, char *__list, size_t __size)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_llistxattr
_syscall3(ssize_t, llistxattr, const char *, path, char *, list, size_t,
- size);
+ size);
+#else
+ssize_t llistxattr(__const char *__path, char *__list, size_t __size)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_flistxattr
_syscall3(size_t, flistxattr, int, filedes, char *, list, size_t, size);
+#else
+ssize_t flistxattr(int __fd, char *__list, size_t __size)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
+/* remove */
#ifdef __NR_removexattr
_syscall2(int, removexattr, const char *, path, const char *, name);
+#else
+int removexattr(__const char *__path, __const char *__name)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_lremovexattr
_syscall2(int, lremovexattr, const char *, path, const char *, name);
+#else
+int lremovexattr(__const char *__path, __const char *__name)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif
#ifdef __NR_fremovexattr
_syscall2(int, fremovexattr, int, filedes, const char *, name);
+#else
+int fremovexattr(int __fd, __const char *__name)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
#endif