c60422dd96
Change-Id: Id429d420a79dbe5efdd6720c0a25e6fe04911c3a Signed-off-by: Yanbo Zhou <yanbo.zhou@intel.com> Reviewed-on: https://review.gerrithub.io/391513 Tested-by: SPDK Automated Test System <sys_sgsw@intel.com> Reviewed-by: Paul Luse <paul.e.luse@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com>
79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/** \file
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* Helper library to use spdk_bdev as the backing device for a blobstore
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*/
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#ifndef SPDK_BLOB_BDEV_H
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#define SPDK_BLOB_BDEV_H
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#include "spdk/stdinc.h"
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#include "spdk/bdev.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct spdk_bs_dev;
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struct spdk_bdev;
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struct spdk_bdev_module_if;
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/**
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* Create a blobstore block device from a bdev.
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*
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* \param bdev Bdev to use.
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* \param remove_cb Called when the block device is removed.
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* \param remove_ctx Argument passed to function remove_cb.
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*
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* \return a pointer to the blobstore block device on success or NULL otherwise.
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*/
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struct spdk_bs_dev *spdk_bdev_create_bs_dev(struct spdk_bdev *bdev, spdk_bdev_remove_cb_t remove_cb,
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void *remove_ctx);
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/**
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* Claim the bdev module for the given blobstore.
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*
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* \param bs_dev Blobstore block device.
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* \param module Bdev module to claim.
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*
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* \return 0 on success, negative errno on failure.
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*/
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int spdk_bs_bdev_claim(struct spdk_bs_dev *bs_dev, struct spdk_bdev_module_if *module);
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#ifdef __cplusplus
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}
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#endif
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#endif
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