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422494a8e6
Autobuild-User: Richard Sharpe <sharpe@samba.org> Autobuild-Date: Mon Dec 12 04:58:40 CET 2011 on sn-devel-104
111 lines
3.2 KiB
C
111 lines
3.2 KiB
C
/*
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Unix SMB/CIFS implementation.
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Make sure offline->online changes are propagated by notifies
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This module must come before aio_fork in the chain, because
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aio_fork (correcly!) does not propagate the aio calls further
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Copyright (C) Volker Lendecke 2011
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "smbd/smbd.h"
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#include "librpc/gen_ndr/ndr_xattr.h"
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#include "include/smbprofile.h"
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_VFS
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#include <gpfs_gpl.h>
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#include "nfs4_acls.h"
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#include "vfs_gpfs.h"
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static ssize_t vfs_gpfs_hsm_notify_pread(vfs_handle_struct *handle, files_struct *fsp,
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void *data, size_t n, SMB_OFF_T offset)
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{
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ssize_t ret;
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ret = SMB_VFS_NEXT_PREAD(handle, fsp, data, n, offset);
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DEBUG(10, ("vfs_private = %x\n",
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(unsigned int)fsp->fsp_name->st.vfs_private));
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if ((ret != -1) &&
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((fsp->fsp_name->st.vfs_private & GPFS_WINATTR_OFFLINE) != 0)) {
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fsp->fsp_name->st.vfs_private &= ~GPFS_WINATTR_OFFLINE;
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notify_fname(handle->conn, NOTIFY_ACTION_MODIFIED,
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FILE_NOTIFY_CHANGE_ATTRIBUTES,
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fsp->fsp_name->base_name);
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}
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return ret;
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}
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static ssize_t vfs_gpfs_hsm_notify_pwrite(struct vfs_handle_struct *handle,
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struct files_struct *fsp,
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const void *data, size_t n, SMB_OFF_T offset)
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{
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ssize_t ret;
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ret = SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
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if ((ret != -1) &&
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((fsp->fsp_name->st.vfs_private & GPFS_WINATTR_OFFLINE) != 0)) {
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fsp->fsp_name->st.vfs_private &= ~GPFS_WINATTR_OFFLINE;
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notify_fname(handle->conn, NOTIFY_ACTION_MODIFIED,
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FILE_NOTIFY_CHANGE_ATTRIBUTES,
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fsp->fsp_name->base_name);
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}
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return ret;
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}
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static ssize_t vfs_gpfs_hsm_notify_aio_return(struct vfs_handle_struct *handle,
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struct files_struct *fsp,
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SMB_STRUCT_AIOCB *aiocb)
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{
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ssize_t ret;
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ret = SMB_VFS_NEXT_AIO_RETURN(handle, fsp, aiocb);
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DEBUG(10, ("vfs_gpfs_hsm_notify_aio_return: vfs_private = %x\n",
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(unsigned int)fsp->fsp_name->st.vfs_private));
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if ((ret != -1) &&
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((fsp->fsp_name->st.vfs_private & GPFS_WINATTR_OFFLINE) != 0)) {
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fsp->fsp_name->st.vfs_private &= ~GPFS_WINATTR_OFFLINE;
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DEBUG(10, ("sending notify\n"));
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notify_fname(handle->conn, NOTIFY_ACTION_MODIFIED,
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FILE_NOTIFY_CHANGE_ATTRIBUTES,
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fsp->fsp_name->base_name);
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}
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return ret;
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}
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static struct vfs_fn_pointers vfs_gpfs_hsm_notify_fns = {
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.pread_fn = vfs_gpfs_hsm_notify_pread,
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.pwrite_fn = vfs_gpfs_hsm_notify_pwrite,
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.aio_return_fn = vfs_gpfs_hsm_notify_aio_return
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};
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NTSTATUS vfs_gpfs_hsm_notify_init(void);
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NTSTATUS vfs_gpfs_hsm_notify_init(void)
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{
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return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "gpfs_hsm_notify",
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&vfs_gpfs_hsm_notify_fns);
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}
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