summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--source3/smbd/statvfs.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/source3/smbd/statvfs.c b/source3/smbd/statvfs.c
new file mode 100644
index 0000000000..8f981a6328
--- /dev/null
+++ b/source3/smbd/statvfs.c
@@ -0,0 +1,65 @@
+/*
+ Unix SMB/CIFS implementation.
+ VFS API's statvfs abstraction
+ Copyright (C) Alexander Bokovoy 2005
+ Copyright (C) Steve French 2005
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+#if defined(LINUX)
+static int linux_statvfs(const char *path, vfs_statvfs_struct *statbuf)
+{
+ struct statvfs statvfs_buf;
+ int result;
+
+ result = statvfs(path, &statvfs_buf);
+
+ if (!result) {
+ statbuf->OptimalTransferSize = statvfs_buf.f_frsize;
+ statbuf->BlockSize = statvfs_buf.f_bsize;
+ statbuf->TotalBlocks = statvfs_buf.f_blocks;
+ statbuf->BlocksAvail = statvfs_buf.f_bfree;
+ statbuf->UserBlocksAvail = statvfs_buf.f_bavail;
+ statbuf->TotalFileNodes = statvfs_buf.f_files;
+ statbuf->FreeFileNodes = statvfs_buf.f_ffree;
+ statbuf->FsIdentifier = statvfs_buf.f_fsid;
+ }
+ return result;
+}
+#endif
+
+/*
+ sys_statvfs() is an abstraction layer over system-dependent statvfs()/statfs()
+ for particular POSIX systems. Due to controversy of what is considered more important
+ between LSB and FreeBSD/POSIX.1 (IEEE Std 1003.1-2001) we need to abstract the interface
+ so that particular OS would use its preffered interface.
+*/
+int sys_statvfs(const char *path, vfs_statvfs_struct *statbuf)
+{
+#if defined(LINUX)
+ return linux_statvfs(path, statbuf);
+#else
+ /* BB change this to return invalid level */
+#ifdef EOPNOTSUPP
+ return EOPNOTSUPP;
+#else
+ return -1;
+#endif /* EOPNOTSUPP */
+#endif /* LINUX */
+
+}