dmu_recv.h

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    1 /*
    2  * CDDL HEADER START
    3  *
    4  * The contents of this file are subject to the terms of the
    5  * Common Development and Distribution License (the "License").
    6  * You may not use this file except in compliance with the License.
    7  *
    8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
    9  * or https://opensource.org/licenses/CDDL-1.0.
   10  * See the License for the specific language governing permissions
   11  * and limitations under the License.
   12  *
   13  * When distributing Covered Code, include this CDDL HEADER in each
   14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
   15  * If applicable, add the following below this CDDL HEADER, with the
   16  * fields enclosed by brackets "[]" replaced with your own identifying
   17  * information: Portions Copyright [yyyy] [name of copyright owner]
   18  *
   19  * CDDL HEADER END
   20  */
   21 
   22 /*
   23  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
   24  * Copyright (c) 2012, 2020 by Delphix. All rights reserved.
   25  * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
   26  * Copyright (c) 2013, Joyent, Inc. All rights reserved.
   27  * Copyright (c) 2019 Datto Inc.
   28  */
   29 
   30 #ifndef _DMU_RECV_H
   31 #define _DMU_RECV_H
   32 
   33 #include <sys/inttypes.h>
   34 #include <sys/dsl_bookmark.h>
   35 #include <sys/dsl_dataset.h>
   36 #include <sys/spa.h>
   37 #include <sys/objlist.h>
   38 
   39 extern const char *const recv_clone_name;
   40 
   41 typedef struct dmu_recv_cookie {
   42         struct dsl_dataset *drc_ds;
   43         struct dmu_replay_record *drc_drr_begin;
   44         struct drr_begin *drc_drrb;
   45         const char *drc_tofs;
   46         const char *drc_tosnap;
   47         boolean_t drc_newfs;
   48         boolean_t drc_byteswap;
   49         uint64_t drc_featureflags;
   50         boolean_t drc_force;
   51         boolean_t drc_heal;
   52         boolean_t drc_resumable;
   53         boolean_t drc_should_save;
   54         boolean_t drc_raw;
   55         boolean_t drc_clone;
   56         boolean_t drc_spill;
   57         nvlist_t *drc_keynvl;
   58         uint64_t drc_fromsnapobj;
   59         uint64_t drc_ivset_guid;
   60         void *drc_owner;
   61         cred_t *drc_cred;
   62         proc_t *drc_proc;
   63         nvlist_t *drc_begin_nvl;
   64 
   65         objset_t *drc_os;
   66         zfs_file_t *drc_fp; /* The file to read the stream from */
   67         uint64_t drc_voff; /* The current offset in the stream */
   68         uint64_t drc_bytes_read;
   69         /*
   70          * A record that has had its payload read in, but hasn't yet been handed
   71          * off to the worker thread.
   72          */
   73         struct receive_record_arg *drc_rrd;
   74         /* A record that has had its header read in, but not its payload. */
   75         struct receive_record_arg *drc_next_rrd;
   76         zio_cksum_t drc_cksum;
   77         zio_cksum_t drc_prev_cksum;
   78         /* Sorted list of objects not to issue prefetches for. */
   79         objlist_t *drc_ignore_objlist;
   80 } dmu_recv_cookie_t;
   81 
   82 int dmu_recv_begin(char *, char *, dmu_replay_record_t *,
   83     boolean_t, boolean_t, boolean_t, nvlist_t *, nvlist_t *, char *,
   84     dmu_recv_cookie_t *, zfs_file_t *, offset_t *);
   85 int dmu_recv_stream(dmu_recv_cookie_t *, offset_t *);
   86 int dmu_recv_end(dmu_recv_cookie_t *, void *);
   87 boolean_t dmu_objset_is_receiving(objset_t *);
   88 
   89 #endif /* _DMU_RECV_H */

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FreeBSD/Linux Kernel Cross Reference sys/contrib/openzfs/include/sys/dmu_recv.h

FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/include/sys/dmu_recv.h