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32fff41bde
Fix a few more cases of build errors caused by mismatched types. This is a
continuation of f4315054b4.
Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
Message-Id: <20230218203717.373211-3-bugaevc@gmail.com>
114 lines
2.9 KiB
C
114 lines
2.9 KiB
C
/* Copyright (C) 2001-2023 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, see
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<https://www.gnu.org/licenses/>. */
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#include <dirent.h>
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#include <stddef.h>
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#include <string.h>
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#include <hurd.h>
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#include <hurd/fs.h>
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#include <hurd/fd.h>
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#include "dirstream.h"
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/* Read a directory entry from DIRP. */
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int
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__readdir64_r (DIR *dirp, struct dirent64 *entry, struct dirent64 **result)
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{
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struct dirent64 *dp;
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error_t err = 0;
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if (dirp == NULL)
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{
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errno = EINVAL;
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return errno;
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}
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__libc_lock_lock (dirp->__lock);
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do
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{
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if (dirp->__ptr - dirp->__data >= dirp->__size)
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{
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/* We've emptied out our buffer. Refill it. */
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char *data = dirp->__data;
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mach_msg_type_number_t data_size = dirp->__size;
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int nentries;
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if (err = HURD_FD_PORT_USE (dirp->__fd,
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__dir_readdir (port,
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&data, &data_size,
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dirp->__entry_ptr,
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-1, 0, &nentries)))
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{
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__hurd_fail (err);
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dp = NULL;
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break;
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}
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dirp->__size = data_size;
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/* DATA now corresponds to entry index DIRP->__entry_ptr. */
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dirp->__entry_data = dirp->__entry_ptr;
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if (data != dirp->__data)
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{
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/* The data was passed out of line, so our old buffer is no
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longer useful. Deallocate the old buffer and reset our
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information for the new buffer. */
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__vm_deallocate (__mach_task_self (),
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(vm_address_t) dirp->__data,
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dirp->__allocation);
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dirp->__data = data;
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dirp->__allocation = round_page (dirp->__size);
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}
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/* Reset the pointer into the buffer. */
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dirp->__ptr = dirp->__data;
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if (nentries == 0)
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{
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/* End of file. */
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dp = NULL;
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break;
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}
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/* We trust the filesystem to return correct data and so we
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ignore NENTRIES. */
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}
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dp = (struct dirent64 *) dirp->__ptr;
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dirp->__ptr += dp->d_reclen;
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++dirp->__entry_ptr;
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/* Loop to ignore deleted files. */
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} while (dp->d_fileno == 0);
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if (dp)
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{
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*entry = *dp;
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memcpy (entry->d_name, dp->d_name, dp->d_namlen + 1);
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*result = entry;
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}
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else
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*result = NULL;
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__libc_lock_unlock (dirp->__lock);
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return dp ? 0 : err ? errno : 0;
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}
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weak_alias (__readdir64_r, readdir64_r)
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