From c5780b5fc8892aed62501fc599c9958f543b412e Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Mon, 20 Feb 2006 22:12:40 +0000 Subject: [PATCH] * 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. --- ChangeLog | 16 ++++ hurd/Makefile | 4 +- hurd/hurd/xattr.h | 35 +++++++ hurd/xattr.c | 201 +++++++++++++++++++++++++++++++++++++++ sysdeps/mach/hurd/fgetxattr.c | 34 +++++++ sysdeps/mach/hurd/flistxattr.c | 34 +++++++ sysdeps/mach/hurd/fremovexattr.c | 34 +++++++ sysdeps/mach/hurd/fsetxattr.c | 34 +++++++ sysdeps/mach/hurd/getxattr.c | 35 +++++++ sysdeps/mach/hurd/lgetxattr.c | 36 +++++++ sysdeps/mach/hurd/listxattr.c | 35 +++++++ sysdeps/mach/hurd/lsetxattr.c | 37 +++++++ sysdeps/mach/hurd/removexattr.c | 35 +++++++ sysdeps/mach/hurd/setxattr.c | 36 +++++++ 14 files changed, 604 insertions(+), 2 deletions(-) create mode 100644 hurd/hurd/xattr.h create mode 100644 hurd/xattr.c create mode 100644 sysdeps/mach/hurd/fgetxattr.c create mode 100644 sysdeps/mach/hurd/flistxattr.c create mode 100644 sysdeps/mach/hurd/fremovexattr.c create mode 100644 sysdeps/mach/hurd/fsetxattr.c create mode 100644 sysdeps/mach/hurd/getxattr.c create mode 100644 sysdeps/mach/hurd/lgetxattr.c create mode 100644 sysdeps/mach/hurd/listxattr.c create mode 100644 sysdeps/mach/hurd/lsetxattr.c create mode 100644 sysdeps/mach/hurd/removexattr.c create mode 100644 sysdeps/mach/hurd/setxattr.c diff --git a/ChangeLog b/ChangeLog index ac56616..30bdba3 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,19 @@ +2006-02-20 Roland McGrath + + * 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 * string/tester.c (test_strnlen): New function. diff --git a/hurd/Makefile b/hurd/Makefile index ccf596c..5d99429 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 0000000..aaa7fd8 --- /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 /* 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 0000000..cf3e22d --- /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 +#include +#include +#include + +/* 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 0000000..2eb6db0 --- /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 +#include +#include +#include +#include + +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 0000000..a577e4e --- /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 +#include +#include +#include +#include + +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 0000000..5d3aca6 --- /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 +#include +#include +#include +#include + +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 0000000..db8b676 --- /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 +#include +#include +#include +#include + +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 0000000..8f688a1 --- /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 +#include +#include +#include + +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 0000000..5ab5915 --- /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 +#include +#include +#include +#include + +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 0000000..5f84e88 --- /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 +#include +#include +#include + +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 0000000..c2eae40 --- /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 +#include +#include +#include +#include + +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 0000000..bbfee3d --- /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 +#include +#include +#include + +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 0000000..afabc8e --- /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 +#include +#include +#include + +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); +} -- 2.7.4