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[src/trunk]: src/sys/compat/sys new files for statvfs90



details:   https://anonhg.NetBSD.org/src/rev/bec1530a2580
branches:  trunk
changeset: 454609:bec1530a2580
user:      christos <christos%NetBSD.org@localhost>
date:      Sun Sep 22 23:18:53 2019 +0000

description:
new files for statvfs90

diffstat:

 sys/compat/sys/statvfs.h |  161 +++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 161 insertions(+), 0 deletions(-)

diffs (165 lines):

diff -r 50063b3692a3 -r bec1530a2580 sys/compat/sys/statvfs.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/compat/sys/statvfs.h  Sun Sep 22 23:18:53 2019 +0000
@@ -0,0 +1,161 @@
+/*     $NetBSD: statvfs.h,v 1.1 2019/09/22 23:18:53 christos Exp $      */
+
+/*-
+ * Copyright (c) 2019 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christos Zoulas.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef        _COMPAT_SYS_STATVFS_H_
+#define        _COMPAT_SYS_STATVFS_H_
+
+#include <sys/statvfs.h>
+
+struct statvfs90 {
+       unsigned long   f_flag;         /* copy of mount exported flags */
+       unsigned long   f_bsize;        /* file system block size */
+       unsigned long   f_frsize;       /* fundamental file system block size */
+       unsigned long   f_iosize;       /* optimal file system block size */
+
+       /* The following are in units of f_frsize */
+       fsblkcnt_t      f_blocks;       /* number of blocks in file system, */
+       fsblkcnt_t      f_bfree;        /* free blocks avail in file system */
+       fsblkcnt_t      f_bavail;       /* free blocks avail to non-root */
+       fsblkcnt_t      f_bresvd;       /* blocks reserved for root */
+
+       fsfilcnt_t      f_files;        /* total file nodes in file system */
+       fsfilcnt_t      f_ffree;        /* free file nodes in file system */
+       fsfilcnt_t      f_favail;       /* free file nodes avail to non-root */
+       fsfilcnt_t      f_fresvd;       /* file nodes reserved for root */
+
+       uint64_t        f_syncreads;    /* count of sync reads since mount */
+       uint64_t        f_syncwrites;   /* count of sync writes since mount */
+
+       uint64_t        f_asyncreads;   /* count of async reads since mount */
+       uint64_t        f_asyncwrites;  /* count of async writes since mount */
+
+       fsid_t          f_fsidx;        /* NetBSD compatible fsid */
+       unsigned long   f_fsid;         /* Posix compatible fsid */
+       unsigned long   f_namemax;      /* maximum filename length */
+       uid_t           f_owner;        /* user that mounted the file system */
+
+       uint32_t        f_spare[4];     /* spare space */
+
+       char    f_fstypename[_VFS_NAMELEN]; /* fs type name */
+       char    f_mntonname[_VFS_MNAMELEN];  /* directory on which mounted */
+       char    f_mntfromname[_VFS_MNAMELEN];  /* mounted file system */
+};
+
+__BEGIN_DECLS
+#ifndef _KERNEL
+#include <string.h>
+#endif
+
+static __inline void
+statvfs_to_statvfs90(const struct statvfs *s, struct statvfs90 *s90)
+{
+       s90->f_flag = s->f_flag;
+       s90->f_bsize = s->f_bsize;
+       s90->f_frsize = s->f_frsize;
+       s90->f_iosize = s->f_iosize;
+
+       s90->f_blocks = s->f_blocks;
+       s90->f_bfree = s->f_bfree;
+       s90->f_bavail = s->f_bavail;
+       s90->f_bresvd = s->f_bresvd;
+
+       s90->f_files = s->f_files;
+       s90->f_ffree = s->f_ffree;
+       s90->f_favail = s->f_favail;
+       s90->f_fresvd = s->f_fresvd;
+
+       s90->f_syncreads = s->f_syncreads;
+       s90->f_syncwrites = s->f_syncwrites;
+
+       s90->f_asyncreads = s->f_asyncreads;
+       s90->f_asyncwrites = s->f_asyncwrites;
+
+       s90->f_fsidx = s->f_fsidx;
+       s90->f_fsid = s->f_fsid;
+       s90->f_namemax = s->f_namemax;
+       s90->f_owner = s->f_owner;
+
+       memcpy(s90->f_fstypename, s->f_fstypename, sizeof(s90->f_fstypename));
+       memcpy(s90->f_mntonname, s->f_mntonname, sizeof(s90->f_mntonname));
+       memcpy(s90->f_mntfromname, s->f_mntfromname, sizeof(s90->f_mntfromname));
+}
+
+#ifdef _KERNEL
+static __inline int
+statvfs_to_statvfs90_copy(const void *vs, void *vs90, size_t l)
+{
+       struct statvfs90 *s90 = STATVFSBUF_GET();
+       int error;
+
+       statvfs_to_statvfs90(vs, s90);
+       error = copyout(s90, vs90, l);
+       STATVFSBUF_PUT(s90);
+
+       return error;
+}
+#else
+
+#ifdef __LIBC12_SOURCE__
+
+int    __compat_statvfs(const char *__restrict, struct statvfs90 *__restrict);
+int    __compat_statvfs1(const char *__restrict, struct statvfs90 *__restrict,
+    int);
+
+int    __compat_fstatvfs(int, struct statvfs90 *);
+int    __compat_fstatvfs1(int, struct statvfs90 *, int);
+
+int    __compat___getmntinfo13(struct statvfs90 **, int);
+
+int    __compat___fhstatvfs40(const void *, size_t, struct statvfs90 *);
+int    __compat___fhstatvfs140(const void *, size_t, struct statvfs90 *, int);
+
+int    __compat_getvfsstat(struct statvfs90 *, size_t, int);
+
+int    __statvfs90(const char *__restrict, struct statvfs *__restrict);
+int    __statvfs190(const char *__restrict, struct statvfs *__restrict, int);
+
+int    __fstatvfs90(int, struct statvfs *);
+int    __fstatvfs190(int, struct statvfs *, int);
+
+int    __fhstatvfs90(const void *, size_t, struct statvfs *);
+int    __fhstatvfs190(const void *, size_t, struct statvfs *, int);
+
+int    __getvfsstat90(struct statvfs *, size_t, int);
+
+int    __getmntinfo90(struct statvfs **, int);
+
+#endif /* __LIBC12_SOURCE__ */
+
+#endif /* _KERNEL */
+
+__END_DECLS
+
+#endif /* !_SYS_STATVFS_H_ */



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