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author | Andrew Tridgell <tridge@samba.org> | 2004-10-12 22:18:02 +0000 |
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committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 12:59:50 -0500 |
commit | 2003ab2598e7dc93ceb2afc7f71986e5f27758b8 (patch) | |
tree | 5ed1664bf2ad9e0b018d6f12a1f0ec5f0445aa9a /source4/ntvfs/posix/pvfs_flush.c | |
parent | 7c31786a0d972029937b2f120704f425262f98c4 (diff) | |
download | samba-2003ab2598e7dc93ceb2afc7f71986e5f27758b8.tar.gz samba-2003ab2598e7dc93ceb2afc7f71986e5f27758b8.tar.bz2 samba-2003ab2598e7dc93ceb2afc7f71986e5f27758b8.zip |
r2941: added pvfs_flush() implementation to the posix backend
(This used to be commit dac00ef3b0d0f8467367d7b6ff77db7b63a042cc)
Diffstat (limited to 'source4/ntvfs/posix/pvfs_flush.c')
-rw-r--r-- | source4/ntvfs/posix/pvfs_flush.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/source4/ntvfs/posix/pvfs_flush.c b/source4/ntvfs/posix/pvfs_flush.c new file mode 100644 index 0000000000..49eaa74cfb --- /dev/null +++ b/source4/ntvfs/posix/pvfs_flush.c @@ -0,0 +1,64 @@ +/* + Unix SMB/CIFS implementation. + + POSIX NTVFS backend - flush + + Copyright (C) Andrew Tridgell 2004 + + 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 "include/includes.h" +#include "vfs_posix.h" + +/* + flush a single open file +*/ +static void pvfs_flush_file(struct pvfs_state *pvfs, struct pvfs_file *f) +{ + if (pvfs->flags & PVFS_FLAG_STRICT_SYNC) { + fsync(f->fd); + } +} + +/* + flush a fnum +*/ +NTSTATUS pvfs_flush(struct ntvfs_module_context *ntvfs, + struct smbsrv_request *req, struct smb_flush *io) +{ + struct pvfs_state *pvfs = ntvfs->private_data; + struct pvfs_file *f; + + if (io->in.fnum != 0xFFFF) { + f = pvfs_find_fd(pvfs, req, io->in.fnum); + if (!f) { + return NT_STATUS_INVALID_HANDLE; + } + pvfs_flush_file(pvfs, f); + return NT_STATUS_OK; + } + + if (!(pvfs->flags & PVFS_FLAG_STRICT_SYNC)) { + return NT_STATUS_OK; + } + + /* they are asking to flush all open files */ + for (f=pvfs->open_files;f;f=f->next) { + pvfs_flush_file(pvfs, f); + } + + return NT_STATUS_OK; +} |