zfs/include/sys/dmu_recv.h

90 lines
2.8 KiB
C

/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or https://opensource.org/licenses/CDDL-1.0.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2020 by Delphix. All rights reserved.
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2013, Joyent, Inc. All rights reserved.
* Copyright (c) 2019 Datto Inc.
*/
#ifndef _DMU_RECV_H
#define _DMU_RECV_H
#include <sys/inttypes.h>
#include <sys/dsl_bookmark.h>
#include <sys/dsl_dataset.h>
#include <sys/spa.h>
#include <sys/objlist.h>
extern const char *const recv_clone_name;
typedef struct dmu_recv_cookie {
struct dsl_dataset *drc_ds;
struct dmu_replay_record *drc_drr_begin;
struct drr_begin *drc_drrb;
const char *drc_tofs;
const char *drc_tosnap;
boolean_t drc_newfs;
boolean_t drc_byteswap;
uint64_t drc_featureflags;
boolean_t drc_force;
boolean_t drc_heal;
boolean_t drc_resumable;
boolean_t drc_should_save;
boolean_t drc_raw;
boolean_t drc_clone;
boolean_t drc_spill;
nvlist_t *drc_keynvl;
uint64_t drc_fromsnapobj;
uint64_t drc_ivset_guid;
void *drc_owner;
cred_t *drc_cred;
proc_t *drc_proc;
nvlist_t *drc_begin_nvl;
objset_t *drc_os;
zfs_file_t *drc_fp; /* The file to read the stream from */
uint64_t drc_voff; /* The current offset in the stream */
uint64_t drc_bytes_read;
/*
* A record that has had its payload read in, but hasn't yet been handed
* off to the worker thread.
*/
struct receive_record_arg *drc_rrd;
/* A record that has had its header read in, but not its payload. */
struct receive_record_arg *drc_next_rrd;
zio_cksum_t drc_cksum;
zio_cksum_t drc_prev_cksum;
/* Sorted list of objects not to issue prefetches for. */
objlist_t *drc_ignore_objlist;
} dmu_recv_cookie_t;
int dmu_recv_begin(const char *, const char *, dmu_replay_record_t *,
boolean_t, boolean_t, boolean_t, nvlist_t *, nvlist_t *, const char *,
dmu_recv_cookie_t *, zfs_file_t *, offset_t *);
int dmu_recv_stream(dmu_recv_cookie_t *, offset_t *);
int dmu_recv_end(dmu_recv_cookie_t *, void *);
boolean_t dmu_objset_is_receiving(objset_t *);
#endif /* _DMU_RECV_H */