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 http://www.opensolaris.org/os/licensing. 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 */ 28 29 #ifndef _DMU_RECV_H 30 #define _DMU_RECV_H 31 32 #include <sys/inttypes.h> 33 #include <sys/dsl_bookmark.h> 34 #include <sys/dsl_dataset.h> 35 #include <sys/spa.h> 36 #include <sys/objlist.h> 37 38 extern const char *const recv_clone_name; 39 40 typedef struct dmu_recv_cookie { 41 struct dsl_dataset *drc_ds; 42 struct dmu_replay_record *drc_drr_begin; 43 struct drr_begin *drc_drrb; 44 const char *drc_tofs; 45 const char *drc_tosnap; 46 boolean_t drc_newfs; 47 boolean_t drc_byteswap; 48 uint64_t drc_featureflags; 49 boolean_t drc_force; 50 boolean_t drc_resumable; 51 boolean_t drc_should_save; 52 boolean_t drc_raw; 53 boolean_t drc_clone; 54 boolean_t drc_spill; 55 nvlist_t *drc_keynvl; 56 uint64_t drc_fromsnapobj; 57 uint64_t drc_ivset_guid; 58 void *drc_owner; 59 cred_t *drc_cred; 60 proc_t *drc_proc; 61 nvlist_t *drc_begin_nvl; 62 63 objset_t *drc_os; 64 zfs_file_t *drc_fp; /* The file to read the stream from */ 65 uint64_t drc_voff; /* The current offset in the stream */ 66 uint64_t drc_bytes_read; 67 /* 68 * A record that has had its payload read in, but hasn't yet been handed 69 * off to the worker thread. 70 */ 71 struct receive_record_arg *drc_rrd; 72 /* A record that has had its header read in, but not its payload. */ 73 struct receive_record_arg *drc_next_rrd; 74 zio_cksum_t drc_cksum; 75 zio_cksum_t drc_prev_cksum; 76 /* Sorted list of objects not to issue prefetches for. */ 77 objlist_t *drc_ignore_objlist; 78 } dmu_recv_cookie_t; 79 80 int dmu_recv_begin(char *, char *, dmu_replay_record_t *, 81 boolean_t, boolean_t, nvlist_t *, nvlist_t *, char *, 82 dmu_recv_cookie_t *, zfs_file_t *, offset_t *); 83 int dmu_recv_stream(dmu_recv_cookie_t *, offset_t *); 84 int dmu_recv_end(dmu_recv_cookie_t *, void *); 85 boolean_t dmu_objset_is_receiving(objset_t *); 86 87 #endif /* _DMU_RECV_H */ 88