1 // SPDX-License-Identifier: CDDL-1.0 2 /* 3 * CDDL HEADER START 4 * 5 * The contents of this file are subject to the terms of the 6 * Common Development and Distribution License (the "License"). 7 * You may not use this file except in compliance with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or https://opensource.org/licenses/CDDL-1.0. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 23 /* 24 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 25 * Copyright (c) 2012, 2020 by Delphix. All rights reserved. 26 * Copyright 2011 Nexenta Systems, Inc. All rights reserved. 27 * Copyright (c) 2013, Joyent, Inc. All rights reserved. 28 * Copyright (c) 2019 Datto Inc. 29 */ 30 31 #ifndef _DMU_RECV_H 32 #define _DMU_RECV_H 33 34 #include <sys/inttypes.h> 35 #include <sys/dsl_bookmark.h> 36 #include <sys/dsl_dataset.h> 37 #include <sys/spa.h> 38 #include <sys/objlist.h> 39 40 extern const char *const recv_clone_name; 41 42 typedef struct dmu_recv_cookie { 43 struct dsl_dataset *drc_ds; 44 struct dmu_replay_record *drc_drr_begin; 45 struct drr_begin *drc_drrb; 46 const char *drc_tofs; 47 const char *drc_tosnap; 48 boolean_t drc_newfs; 49 boolean_t drc_byteswap; 50 uint64_t drc_featureflags; 51 boolean_t drc_force; 52 boolean_t drc_heal; 53 boolean_t drc_resumable; 54 boolean_t drc_should_save; 55 boolean_t drc_raw; 56 boolean_t drc_clone; 57 boolean_t drc_spill; 58 nvlist_t *drc_keynvl; 59 uint64_t drc_fromsnapobj; 60 uint64_t drc_ivset_guid; 61 void *drc_owner; 62 cred_t *drc_cred; 63 proc_t *drc_proc; 64 nvlist_t *drc_begin_nvl; 65 66 objset_t *drc_os; 67 zfs_file_t *drc_fp; /* The file to read the stream from */ 68 uint64_t drc_voff; /* The current offset in the stream */ 69 uint64_t drc_bytes_read; 70 /* 71 * A record that has had its payload read in, but hasn't yet been handed 72 * off to the worker thread. 73 */ 74 struct receive_record_arg *drc_rrd; 75 /* A record that has had its header read in, but not its payload. */ 76 struct receive_record_arg *drc_next_rrd; 77 zio_cksum_t drc_cksum; 78 zio_cksum_t drc_prev_cksum; 79 /* Sorted list of objects not to issue prefetches for. */ 80 objlist_t *drc_ignore_objlist; 81 } dmu_recv_cookie_t; 82 83 int dmu_recv_begin(const char *, const char *, dmu_replay_record_t *, 84 boolean_t, boolean_t, boolean_t, nvlist_t *, nvlist_t *, const char *, 85 dmu_recv_cookie_t *, zfs_file_t *, offset_t *); 86 int dmu_recv_stream(dmu_recv_cookie_t *, offset_t *); 87 int dmu_recv_end(dmu_recv_cookie_t *, void *); 88 boolean_t dmu_objset_is_receiving(objset_t *); 89 90 #endif /* _DMU_RECV_H */ 91