Module Name: src
Committed By: christos
Date: Sun Sep 22 23:18:53 UTC 2019
Added Files:
src/sys/compat/sys: statvfs.h
Log Message:
new files for statvfs90
To generate a diff of this commit:
cvs rdiff -u -r0 -r1.1 src/sys/compat/sys/statvfs.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Added files:
Index: src/sys/compat/sys/statvfs.h
diff -u /dev/null src/sys/compat/sys/statvfs.h:1.1
--- /dev/null Sun Sep 22 19:18:53 2019
+++ src/sys/compat/sys/statvfs.h Sun Sep 22 19:18:53 2019
@@ -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_ */
