* hurd/hurd/xattr.h: New file.

	* hurd/xattr.c: New file.
	* hurd/Makefile (routines): Add it.
	* sysdeps/mach/hurd/fgetxattr.c: New file.
	* sysdeps/mach/hurd/flistxattr.c: New file.
	* sysdeps/mach/hurd/fremovexattr.c: New file.
	* sysdeps/mach/hurd/fsetxattr.c: New file.
	* sysdeps/mach/hurd/getxattr.c: New file.
	* sysdeps/mach/hurd/lgetxattr.c: New file.
	* sysdeps/mach/hurd/listxattr.c: New file.
	* sysdeps/mach/hurd/lsetxattr.c: New file.
	* sysdeps/mach/hurd/removexattr.c: New file.
	* sysdeps/mach/hurd/setxattr.c: New file.

14 files changed, 604 insertions, 2 deletions

diff --git a/ChangeLog b/ChangeLog
index ac56616287..30bdba34f6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,19 @@
+2006-02-20  Roland McGrath  <roland@frob.com>
+
+	* hurd/hurd/xattr.h: New file.
+	* hurd/xattr.c: New file.
+	* hurd/Makefile (routines): Add it.
+	* sysdeps/mach/hurd/fgetxattr.c: New file.
+	* sysdeps/mach/hurd/flistxattr.c: New file.
+	* sysdeps/mach/hurd/fremovexattr.c: New file.
+	* sysdeps/mach/hurd/fsetxattr.c: New file.
+	* sysdeps/mach/hurd/getxattr.c: New file.
+	* sysdeps/mach/hurd/lgetxattr.c: New file.
+	* sysdeps/mach/hurd/listxattr.c: New file.
+	* sysdeps/mach/hurd/lsetxattr.c: New file.
+	* sysdeps/mach/hurd/removexattr.c: New file.
+	* sysdeps/mach/hurd/setxattr.c: New file.
+
 2006-02-13  Mike Frysinger  <vapier@gentoo.org>
 
 	* string/tester.c (test_strnlen): New function.
diff --git a/hurd/Makefile b/hurd/Makefile
index ccf596c918..5d99429f79 100644
--- a/hurd/Makefile
+++ b/hurd/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1991,92,93,94,95,96,97,98,99,2001,2002
+# Copyright (C) 1991,92,93,94,95,96,97,98,99,2001,2002,2004
 #	Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
@@ -60,7 +60,7 @@ routines = hurdstartup hurdinit \
 	   vpprintf \
 	   ports-get ports-set hurdports hurdmsg \
 	   errno-loc \
-	   $(sig) $(dtable) $(inlines) port-cleanup report-wait
+	   $(sig) $(dtable) $(inlines) port-cleanup report-wait xattr
 sig	= hurdsig hurdfault siginfo hurd-raise preempt-sig \
 	  trampoline longjmp-ts catch-exc exc2signal hurdkill sigunwind \
 	  thread-self thread-cancel intr-msg catch-signal
diff --git a/hurd/hurd/xattr.h b/hurd/hurd/xattr.h
new file mode 100644
index 0000000000..aaa7fd8eaa
--- /dev/null
+++ b/hurd/hurd/xattr.h
@@ -0,0 +1,35 @@
+/* Access to extended attributes on files for GNU/Hurd.
+   Copyright (C) 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef	_HURD_XATTR_H
+#define	_HURD_XATTR_H	1
+
+#include <sys/xattr.h>		/* This defines the XATTR_* flags.  */
+
+/* These are the internal versions of getxattr/setxattr/listxattr.  */
+extern error_t _hurd_xattr_get (io_t port, const char *name,
+				void *value, size_t *size);
+extern error_t _hurd_xattr_set (io_t port, const char *name,
+				const void *value, size_t size, int flags);
+extern error_t _hurd_xattr_remove (io_t port, const char *name);
+extern error_t _hurd_xattr_list (io_t port, void *buffer, size_t *size);
+
+
+
+#endif	/* hurd/xattr.h */
diff --git a/hurd/xattr.c b/hurd/xattr.c
new file mode 100644
index 0000000000..cf3e22d982
--- /dev/null
+++ b/hurd/xattr.c
@@ -0,0 +1,201 @@
+/* Support for *xattr interfaces on GNU/Hurd.
+   Copyright (C) 2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <hurd.h>
+#include <hurd/xattr.h>
+#include <string.h>
+#include <sys/mman.h>
+
+/* Right now we support only a fixed set of xattr names for Hurd features.
+   There are no RPC interfaces for free-form xattr names and values.
+
+   Name			Value encoding
+   ----			----- --------
+   gnu.author		empty if st_author==st_uid
+			uid_t giving st_author value
+   gnu.translator	empty if no passive translator
+  			translator and arguments: "/hurd/foo\0arg1\0arg2\0"
+*/
+
+error_t
+_hurd_xattr_get (io_t port, const char *name, void *value, size_t *size)
+{
+  if (strncmp (name, "gnu.", 4))
+    return EOPNOTSUPP;
+  name += 4;
+
+  if (!strcmp (name, "author"))
+    {
+      struct stat64 st;
+      error_t err = __io_stat (port, &st);
+      if (err)
+	return err;
+      if (st.st_author == st.st_uid)
+	*size = 0;
+      else if (value)
+	{
+	  if (*size < sizeof st.st_author)
+	    return ERANGE;
+	  memcpy (value, &st.st_author, sizeof st.st_author);
+	}
+      *size = sizeof st.st_author;
+      return 0;
+    }
+
+  if (!strcmp (name, "translator"))
+    {
+      char *buf = value;
+      size_t bufsz = value ? *size : 0;
+      error_t err = __file_get_translator (port, &buf, &bufsz);
+      if (err)
+	return err;
+      if (value != NULL && *size < bufsz)
+	{
+	  if (buf != value)
+	    munmap (buf, bufsz);
+	  return -ERANGE;
+	}
+      if (buf != value && bufsz > 0)
+	{
+	  if (value != NULL)
+	    memcpy (value, buf, bufsz);
+	  munmap (buf, bufsz);
+	}
+      *size = bufsz;
+      return 0;
+    }
+
+  return EOPNOTSUPP;
+}
+
+error_t
+_hurd_xattr_set (io_t port, const char *name, const void *value, size_t size,
+		 int flags)
+{
+  if (strncmp (name, "gnu.", 4))
+    return EOPNOTSUPP;
+  name += 4;
+
+  if (!strcmp (name, "author"))
+    switch (size)
+      {
+      default:
+	return EINVAL;
+      case 0:			/* "Clear" author by setting to st_uid. */
+	{
+	  struct stat64 st;
+	  error_t err = __io_stat (port, &st);
+	  if (err)
+	    return err;
+	  if (st.st_author == st.st_uid)
+	    {
+	      /* Nothing to do.  */
+	      if (flags & XATTR_REPLACE)
+		return ENODATA;
+	      return 0;
+	    }
+	  if (flags & XATTR_CREATE)
+	    return EEXIST;
+	  return __file_chauthor (port, st.st_uid);
+	}
+      case sizeof (uid_t):	/* Set the author.  */
+	{
+	  uid_t id;
+	  memcpy (&id, value, sizeof id);
+	  if (flags & (XATTR_CREATE|XATTR_REPLACE))
+	    {
+	      struct stat64 st;
+	      error_t err = __io_stat (port, &st);
+	      if (err)
+		return err;
+	      if (st.st_author == st.st_uid)
+		{
+		  if (flags & XATTR_REPLACE)
+		    return ENODATA;
+		}
+	      else if (flags & XATTR_CREATE)
+		return EEXIST;
+	      if (st.st_author == id)
+		/* Nothing to do.  */
+		return 0;
+	    }
+	  return __file_chauthor (port, id);
+	}
+      }
+
+  if (!strcmp (name, "translator"))
+    {
+      if (flags & XATTR_REPLACE)
+	{
+	  /* Must make sure it's already there.  */
+	  char *buf = NULL;
+	  size_t bufsz = 0;
+	  error_t err = __file_get_translator (port, &buf, &bufsz);
+	  if (err)
+	    return err;
+	  if (bufsz > 0)
+	    {
+	      munmap (buf, bufsz);
+	      return ENODATA;
+	    }
+	}
+      return __file_set_translator (port,
+				    FS_TRANS_SET | ((flags & XATTR_CREATE)
+						    ? FS_TRANS_EXCL : 0), 0, 0,
+				    value, size,
+				    MACH_PORT_NULL, MACH_MSG_TYPE_COPY_SEND);
+    }
+
+  return EOPNOTSUPP;
+}
+
+error_t
+_hurd_xattr_remove (io_t port, const char *name)
+{
+  return _hurd_xattr_set (port, name, NULL, 0, XATTR_REPLACE);
+}
+
+error_t
+_hurd_xattr_list (io_t port, void *buffer, size_t *size)
+{
+  size_t total = 0;
+  char *bufp = buffer;
+  inline void add (const char *name, size_t len)
+    {
+      total += len;
+      if (bufp != NULL && total <= *size)
+	bufp = __mempcpy (bufp, name, len);
+    }
+#define add(s) add (s, sizeof s)
+
+  struct stat64 st;
+  error_t err = __io_stat (port, &st);
+  if (err)
+    return err;
+
+  if (st.st_author != st.st_uid)
+    add ("gnu.author");
+  if (st.st_mode & S_IPTRANS)
+    add ("gnu.translator");
+
+  if (buffer != NULL && total > *size)
+    return ERANGE;
+  *size = total;
+  return 0;
+}
diff --git a/sysdeps/mach/hurd/fgetxattr.c b/sysdeps/mach/hurd/fgetxattr.c
new file mode 100644
index 0000000000..2eb6db06c7
--- /dev/null
+++ b/sysdeps/mach/hurd/fgetxattr.c
@@ -0,0 +1,34 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+#include <hurd/fd.h>
+
+ssize_t
+fgetxattr (int fd, const char *name, void *value, size_t size)
+{
+  error_t err;
+
+  err = HURD_DPORT_USE (fd, _hurd_xattr_get (port, name, value, &size));
+
+  return err ? __hurd_dfail (fd, err) : size;
+}
diff --git a/sysdeps/mach/hurd/flistxattr.c b/sysdeps/mach/hurd/flistxattr.c
new file mode 100644
index 0000000000..a577e4e393
--- /dev/null
+++ b/sysdeps/mach/hurd/flistxattr.c
@@ -0,0 +1,34 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+#include <hurd/fd.h>
+
+ssize_t
+flistxattr (int fd, char *list, size_t size)
+{
+  error_t err;
+
+  err = HURD_DPORT_USE (fd, _hurd_xattr_list (port, list, &size));
+
+  return err ? __hurd_dfail (fd, err) : size;
+}
diff --git a/sysdeps/mach/hurd/fremovexattr.c b/sysdeps/mach/hurd/fremovexattr.c
new file mode 100644
index 0000000000..5d3aca6093
--- /dev/null
+++ b/sysdeps/mach/hurd/fremovexattr.c
@@ -0,0 +1,34 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+#include <hurd/fd.h>
+
+int
+fremovexattr (int fd, const char *name)
+{
+  error_t err;
+
+  err = HURD_DPORT_USE (fd, _hurd_xattr_remove (port, name));
+
+  return err ? __hurd_dfail (fd, err) : 0;
+}
diff --git a/sysdeps/mach/hurd/fsetxattr.c b/sysdeps/mach/hurd/fsetxattr.c
new file mode 100644
index 0000000000..db8b676a06
--- /dev/null
+++ b/sysdeps/mach/hurd/fsetxattr.c
@@ -0,0 +1,34 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+#include <hurd/fd.h>
+
+ssize_t
+fsetxattr (int fd, const char *name, const void *value, size_t size, int flags)
+{
+  error_t err;
+
+  err = HURD_DPORT_USE (fd, _hurd_xattr_set (port, name, value, size, flags));
+
+  return err ? __hurd_dfail (fd, err) : 0;
+}
diff --git a/sysdeps/mach/hurd/getxattr.c b/sysdeps/mach/hurd/getxattr.c
new file mode 100644
index 0000000000..8f688a1d2f
--- /dev/null
+++ b/sysdeps/mach/hurd/getxattr.c
@@ -0,0 +1,35 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+
+ssize_t
+getxattr (const char *path, const char *name, void *value, size_t size)
+{
+  error_t err;
+  file_t port = __file_name_lookup (path, 0, 0);
+  if (port == MACH_PORT_NULL)
+    return -1;
+  err = _hurd_xattr_get (port, name, value, &size);
+  __mach_port_deallocate (__mach_task_self (), port);
+  return err ? __hurd_fail (err) : size;
+}
diff --git a/sysdeps/mach/hurd/lgetxattr.c b/sysdeps/mach/hurd/lgetxattr.c
new file mode 100644
index 0000000000..5ab591575e
--- /dev/null
+++ b/sysdeps/mach/hurd/lgetxattr.c
@@ -0,0 +1,36 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+#include <fcntl.h>
+
+ssize_t
+lgetxattr (const char *path, const char *name, void *value, size_t size)
+{
+  error_t err;
+  file_t port = __file_name_lookup (path, O_NOLINK, 0);
+  if (port == MACH_PORT_NULL)
+    return -1;
+  err = _hurd_xattr_get (port, name, value, &size);
+  __mach_port_deallocate (__mach_task_self (), port);
+  return err ? __hurd_fail (err) : size;
+}
diff --git a/sysdeps/mach/hurd/listxattr.c b/sysdeps/mach/hurd/listxattr.c
new file mode 100644
index 0000000000..5f84e88316
--- /dev/null
+++ b/sysdeps/mach/hurd/listxattr.c
@@ -0,0 +1,35 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+
+ssize_t
+listxattr (const char *path, char *list, size_t size)
+{
+  error_t err;
+  file_t port = __file_name_lookup (path, 0, 0);
+  if (port == MACH_PORT_NULL)
+    return -1;
+  err = _hurd_xattr_list (port, list, &size);
+  __mach_port_deallocate (__mach_task_self (), port);
+  return err ? __hurd_fail (err) : size;
+}
diff --git a/sysdeps/mach/hurd/lsetxattr.c b/sysdeps/mach/hurd/lsetxattr.c
new file mode 100644
index 0000000000..c2eae40e3a
--- /dev/null
+++ b/sysdeps/mach/hurd/lsetxattr.c
@@ -0,0 +1,37 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+#include <fcntl.h>
+
+ssize_t
+lsetxattr (const char *path, const char *name, const void *value, size_t size,
+	   int flags)
+{
+  error_t err;
+  file_t port = __file_name_lookup (path, O_NOLINK, 0);
+  if (port == MACH_PORT_NULL)
+    return -1;
+  err = _hurd_xattr_set (port, name, value, size, flags);
+  __mach_port_deallocate (__mach_task_self (), port);
+  return err ? __hurd_fail (err) : size;
+}
diff --git a/sysdeps/mach/hurd/removexattr.c b/sysdeps/mach/hurd/removexattr.c
new file mode 100644
index 0000000000..bbfee3d304
--- /dev/null
+++ b/sysdeps/mach/hurd/removexattr.c
@@ -0,0 +1,35 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+
+ssize_t
+removexattr (const char *path, const char *name)
+{
+  error_t err;
+  file_t port = __file_name_lookup (path, 0, 0);
+  if (port == MACH_PORT_NULL)
+    return -1;
+  err = _hurd_xattr_remove (port, name);
+  __mach_port_deallocate (__mach_task_self (), port);
+  return __hurd_fail (err);
+}
diff --git a/sysdeps/mach/hurd/setxattr.c b/sysdeps/mach/hurd/setxattr.c
new file mode 100644
index 0000000000..afabc8ee06
--- /dev/null
+++ b/sysdeps/mach/hurd/setxattr.c
@@ -0,0 +1,36 @@
+/* Access to extended attributes on files.  Hurd version.
+   Copyright (C) 2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <sys/xattr.h>
+#include <hurd.h>
+#include <hurd/xattr.h>
+
+ssize_t
+setxattr (const char *path, const char *name, const void *value, size_t size,
+	  int flags)
+{
+  error_t err;
+  file_t port = __file_name_lookup (path, 0, 0);
+  if (port == MACH_PORT_NULL)
+    return -1;
+  err = _hurd_xattr_set (port, name, value, size, flags);
+  __mach_port_deallocate (__mach_task_self (), port);
+  return __hurd_fail (err);
+}