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 */ 90