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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/* Test for access to FILE using effective UID and GID. Hurd version.
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Copyright (C) 1991, 1995, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <stddef.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <hurd.h>
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int
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__euidaccess (file, type)
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const char *file;
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int type;
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{
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error_t err;
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file_t port;
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int allowed, flags;
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port = __file_name_lookup (file, 0, 0);
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if (port == MACH_PORT_NULL)
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return -1;
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/* Find out what types of access we are allowed to this file. */
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err = __file_check_access (port, &allowed);
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__mach_port_deallocate (__mach_task_self (), port);
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if (err)
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return __hurd_fail (err);
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flags = 0;
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if (type & R_OK)
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flags |= O_READ;
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if (type & W_OK)
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flags |= O_WRITE;
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if (type & X_OK)
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flags |= O_EXEC;
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if (flags & ~allowed)
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/* We are not allowed all the requested types of access. */
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return __hurd_fail (EACCES);
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return 0;
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}
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weak_alias (__euidaccess, euidaccess)
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