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new version of glibc xattr patch


From: Roland McGrath
Subject: new version of glibc xattr patch
Date: Sun, 6 Mar 2005 15:58:38 -0800

This adds the missint {f,}{list,remove}xattr functions.
Not tested in the slightest.


2005-03-06  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.

Index: hurd/Makefile
===================================================================
RCS file: /cvs/glibc/libc/hurd/Makefile,v
retrieving revision 1.123
diff -B -p -u -r1.123 Makefile
--- hurd/Makefile       14 Oct 2002 01:03:09 -0000      1.123
+++ hurd/Makefile       6 Mar 2005 23:56:43 -0000
@@ -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
Index: hurd/xattr.c
===================================================================
RCS file: hurd/xattr.c
diff -N hurd/xattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ hurd/xattr.c        6 Mar 2005 23:56:43 -0000
@@ -0,0 +1,196 @@
+/* Support for *xattr interfaces on 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.  */
+
+#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 (*size > bufsz)
+       *size = bufsz;
+      if (buf != value && bufsz > 0)
+       {
+         if (value != NULL)
+           memcpy (value, buf, *size);
+         munmap (buf, bufsz);
+       }
+      return (value != NULL && *size < bufsz) ? ERANGE : 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;
+}
Index: hurd/hurd/xattr.h
===================================================================
RCS file: hurd/hurd/xattr.h
diff -N hurd/hurd/xattr.h
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ hurd/hurd/xattr.h   6 Mar 2005 23:56:43 -0000
@@ -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 */
Index: sysdeps/mach/hurd/fgetxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/fgetxattr.c
diff -N sysdeps/mach/hurd/fgetxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/fgetxattr.c       6 Mar 2005 23:56:43 -0000
@@ -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;
+}
Index: sysdeps/mach/hurd/flistxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/flistxattr.c
diff -N sysdeps/mach/hurd/flistxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/flistxattr.c      6 Mar 2005 23:56:43 -0000
@@ -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;
+}
Index: sysdeps/mach/hurd/fremovexattr.c
===================================================================
RCS file: sysdeps/mach/hurd/fremovexattr.c
diff -N sysdeps/mach/hurd/fremovexattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/fremovexattr.c    6 Mar 2005 23:56:43 -0000
@@ -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) : size;
+}
Index: sysdeps/mach/hurd/fsetxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/fsetxattr.c
diff -N sysdeps/mach/hurd/fsetxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/fsetxattr.c       6 Mar 2005 23:56:43 -0000
@@ -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
+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) : size;
+}
Index: sysdeps/mach/hurd/getxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/getxattr.c
diff -N sysdeps/mach/hurd/getxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/getxattr.c        6 Mar 2005 23:56:43 -0000
@@ -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;
+}
Index: sysdeps/mach/hurd/lgetxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/lgetxattr.c
diff -N sysdeps/mach/hurd/lgetxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/lgetxattr.c       6 Mar 2005 23:56:43 -0000
@@ -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;
+}
Index: sysdeps/mach/hurd/listxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/listxattr.c
diff -N sysdeps/mach/hurd/listxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/listxattr.c       6 Mar 2005 23:56:43 -0000
@@ -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;
+}
Index: sysdeps/mach/hurd/lsetxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/lsetxattr.c
diff -N sysdeps/mach/hurd/lsetxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/lsetxattr.c       6 Mar 2005 23:56:43 -0000
@@ -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;
+}
Index: sysdeps/mach/hurd/removexattr.c
===================================================================
RCS file: sysdeps/mach/hurd/removexattr.c
diff -N sysdeps/mach/hurd/removexattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/removexattr.c     6 Mar 2005 23:56:43 -0000
@@ -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 err ? __hurd_fail (err) : size;
+}
Index: sysdeps/mach/hurd/setxattr.c
===================================================================
RCS file: sysdeps/mach/hurd/setxattr.c
diff -N sysdeps/mach/hurd/setxattr.c
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ sysdeps/mach/hurd/setxattr.c        6 Mar 2005 23:56:43 -0000
@@ -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>
+
+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 err ? __hurd_fail (err) : size;
+}




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