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-rw-r--r--qemu/include/sysemu/block-backend.h196
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diff --git a/qemu/include/sysemu/block-backend.h b/qemu/include/sysemu/block-backend.h
deleted file mode 100644
index c62b6fe96..000000000
--- a/qemu/include/sysemu/block-backend.h
+++ /dev/null
@@ -1,196 +0,0 @@
-/*
- * QEMU Block backends
- *
- * Copyright (C) 2014 Red Hat, Inc.
- *
- * Authors:
- * Markus Armbruster <armbru@redhat.com>,
- *
- * This work is licensed under the terms of the GNU LGPL, version 2.1
- * or later. See the COPYING.LIB file in the top-level directory.
- */
-
-#ifndef BLOCK_BACKEND_H
-#define BLOCK_BACKEND_H
-
-#include "qemu/iov.h"
-
-/*
- * TODO Have to include block/block.h for a bunch of block layer
- * types. Unfortunately, this pulls in the whole BlockDriverState
- * API, which we don't want used by many BlockBackend users. Some of
- * the types belong here, and the rest should be split into a common
- * header and one for the BlockDriverState API.
- */
-#include "block/block.h"
-
-/* Callbacks for block device models */
-typedef struct BlockDevOps {
- /*
- * Runs when virtual media changed (monitor commands eject, change)
- * Argument load is true on load and false on eject.
- * Beware: doesn't run when a host device's physical media
- * changes. Sure would be useful if it did.
- * Device models with removable media must implement this callback.
- */
- void (*change_media_cb)(void *opaque, bool load);
- /*
- * Runs when an eject request is issued from the monitor, the tray
- * is closed, and the medium is locked.
- * Device models that do not implement is_medium_locked will not need
- * this callback. Device models that can lock the medium or tray might
- * want to implement the callback and unlock the tray when "force" is
- * true, even if they do not support eject requests.
- */
- void (*eject_request_cb)(void *opaque, bool force);
- /*
- * Is the virtual tray open?
- * Device models implement this only when the device has a tray.
- */
- bool (*is_tray_open)(void *opaque);
- /*
- * Is the virtual medium locked into the device?
- * Device models implement this only when device has such a lock.
- */
- bool (*is_medium_locked)(void *opaque);
- /*
- * Runs when the size changed (e.g. monitor command block_resize)
- */
- void (*resize_cb)(void *opaque);
-} BlockDevOps;
-
-BlockBackend *blk_new(Error **errp);
-BlockBackend *blk_new_with_bs(Error **errp);
-BlockBackend *blk_new_open(const char *filename, const char *reference,
- QDict *options, int flags, Error **errp);
-int blk_get_refcnt(BlockBackend *blk);
-void blk_ref(BlockBackend *blk);
-void blk_unref(BlockBackend *blk);
-void blk_remove_all_bs(void);
-const char *blk_name(BlockBackend *blk);
-BlockBackend *blk_by_name(const char *name);
-BlockBackend *blk_next(BlockBackend *blk);
-BlockDriverState *blk_next_root_bs(BlockDriverState *bs);
-bool monitor_add_blk(BlockBackend *blk, const char *name, Error **errp);
-void monitor_remove_blk(BlockBackend *blk);
-
-BlockDriverState *blk_bs(BlockBackend *blk);
-void blk_remove_bs(BlockBackend *blk);
-void blk_insert_bs(BlockBackend *blk, BlockDriverState *bs);
-
-void blk_set_allow_write_beyond_eof(BlockBackend *blk, bool allow);
-void blk_iostatus_enable(BlockBackend *blk);
-bool blk_iostatus_is_enabled(const BlockBackend *blk);
-BlockDeviceIoStatus blk_iostatus(const BlockBackend *blk);
-void blk_iostatus_disable(BlockBackend *blk);
-void blk_iostatus_reset(BlockBackend *blk);
-void blk_iostatus_set_err(BlockBackend *blk, int error);
-int blk_attach_dev(BlockBackend *blk, void *dev);
-void blk_attach_dev_nofail(BlockBackend *blk, void *dev);
-void blk_detach_dev(BlockBackend *blk, void *dev);
-void *blk_get_attached_dev(BlockBackend *blk);
-void blk_set_dev_ops(BlockBackend *blk, const BlockDevOps *ops, void *opaque);
-int blk_read(BlockBackend *blk, int64_t sector_num, uint8_t *buf,
- int nb_sectors);
-int blk_read_unthrottled(BlockBackend *blk, int64_t sector_num, uint8_t *buf,
- int nb_sectors);
-int blk_write(BlockBackend *blk, int64_t sector_num, const uint8_t *buf,
- int nb_sectors);
-int blk_write_zeroes(BlockBackend *blk, int64_t sector_num,
- int nb_sectors, BdrvRequestFlags flags);
-BlockAIOCB *blk_aio_write_zeroes(BlockBackend *blk, int64_t sector_num,
- int nb_sectors, BdrvRequestFlags flags,
- BlockCompletionFunc *cb, void *opaque);
-int blk_pread(BlockBackend *blk, int64_t offset, void *buf, int count);
-int blk_pwrite(BlockBackend *blk, int64_t offset, const void *buf, int count);
-int64_t blk_getlength(BlockBackend *blk);
-void blk_get_geometry(BlockBackend *blk, uint64_t *nb_sectors_ptr);
-int64_t blk_nb_sectors(BlockBackend *blk);
-BlockAIOCB *blk_aio_readv(BlockBackend *blk, int64_t sector_num,
- QEMUIOVector *iov, int nb_sectors,
- BlockCompletionFunc *cb, void *opaque);
-BlockAIOCB *blk_aio_writev(BlockBackend *blk, int64_t sector_num,
- QEMUIOVector *iov, int nb_sectors,
- BlockCompletionFunc *cb, void *opaque);
-BlockAIOCB *blk_aio_flush(BlockBackend *blk,
- BlockCompletionFunc *cb, void *opaque);
-BlockAIOCB *blk_aio_discard(BlockBackend *blk,
- int64_t sector_num, int nb_sectors,
- BlockCompletionFunc *cb, void *opaque);
-void blk_aio_cancel(BlockAIOCB *acb);
-void blk_aio_cancel_async(BlockAIOCB *acb);
-int blk_aio_multiwrite(BlockBackend *blk, BlockRequest *reqs, int num_reqs);
-int blk_ioctl(BlockBackend *blk, unsigned long int req, void *buf);
-BlockAIOCB *blk_aio_ioctl(BlockBackend *blk, unsigned long int req, void *buf,
- BlockCompletionFunc *cb, void *opaque);
-int blk_co_discard(BlockBackend *blk, int64_t sector_num, int nb_sectors);
-int blk_co_flush(BlockBackend *blk);
-int blk_flush(BlockBackend *blk);
-int blk_flush_all(void);
-int blk_commit_all(void);
-void blk_drain(BlockBackend *blk);
-void blk_drain_all(void);
-void blk_set_on_error(BlockBackend *blk, BlockdevOnError on_read_error,
- BlockdevOnError on_write_error);
-BlockdevOnError blk_get_on_error(BlockBackend *blk, bool is_read);
-BlockErrorAction blk_get_error_action(BlockBackend *blk, bool is_read,
- int error);
-void blk_error_action(BlockBackend *blk, BlockErrorAction action,
- bool is_read, int error);
-int blk_is_read_only(BlockBackend *blk);
-int blk_is_sg(BlockBackend *blk);
-int blk_enable_write_cache(BlockBackend *blk);
-void blk_set_enable_write_cache(BlockBackend *blk, bool wce);
-void blk_invalidate_cache(BlockBackend *blk, Error **errp);
-bool blk_is_inserted(BlockBackend *blk);
-bool blk_is_available(BlockBackend *blk);
-void blk_lock_medium(BlockBackend *blk, bool locked);
-void blk_eject(BlockBackend *blk, bool eject_flag);
-int blk_get_flags(BlockBackend *blk);
-int blk_get_max_transfer_length(BlockBackend *blk);
-int blk_get_max_iov(BlockBackend *blk);
-void blk_set_guest_block_size(BlockBackend *blk, int align);
-void *blk_try_blockalign(BlockBackend *blk, size_t size);
-void *blk_blockalign(BlockBackend *blk, size_t size);
-bool blk_op_is_blocked(BlockBackend *blk, BlockOpType op, Error **errp);
-void blk_op_unblock(BlockBackend *blk, BlockOpType op, Error *reason);
-void blk_op_block_all(BlockBackend *blk, Error *reason);
-void blk_op_unblock_all(BlockBackend *blk, Error *reason);
-AioContext *blk_get_aio_context(BlockBackend *blk);
-void blk_set_aio_context(BlockBackend *blk, AioContext *new_context);
-void blk_add_aio_context_notifier(BlockBackend *blk,
- void (*attached_aio_context)(AioContext *new_context, void *opaque),
- void (*detach_aio_context)(void *opaque), void *opaque);
-void blk_remove_aio_context_notifier(BlockBackend *blk,
- void (*attached_aio_context)(AioContext *,
- void *),
- void (*detach_aio_context)(void *),
- void *opaque);
-void blk_add_remove_bs_notifier(BlockBackend *blk, Notifier *notify);
-void blk_add_insert_bs_notifier(BlockBackend *blk, Notifier *notify);
-void blk_io_plug(BlockBackend *blk);
-void blk_io_unplug(BlockBackend *blk);
-BlockAcctStats *blk_get_stats(BlockBackend *blk);
-BlockBackendRootState *blk_get_root_state(BlockBackend *blk);
-void blk_update_root_state(BlockBackend *blk);
-void blk_apply_root_state(BlockBackend *blk, BlockDriverState *bs);
-int blk_get_open_flags_from_root_state(BlockBackend *blk);
-
-void *blk_aio_get(const AIOCBInfo *aiocb_info, BlockBackend *blk,
- BlockCompletionFunc *cb, void *opaque);
-int coroutine_fn blk_co_write_zeroes(BlockBackend *blk, int64_t sector_num,
- int nb_sectors, BdrvRequestFlags flags);
-int blk_write_compressed(BlockBackend *blk, int64_t sector_num,
- const uint8_t *buf, int nb_sectors);
-int blk_truncate(BlockBackend *blk, int64_t offset);
-int blk_discard(BlockBackend *blk, int64_t sector_num, int nb_sectors);
-int blk_save_vmstate(BlockBackend *blk, const uint8_t *buf,
- int64_t pos, int size);
-int blk_load_vmstate(BlockBackend *blk, uint8_t *buf, int64_t pos, int size);
-int blk_probe_blocksizes(BlockBackend *blk, BlockSizes *bsz);
-int blk_probe_geometry(BlockBackend *blk, HDGeometry *geo);
-BlockAIOCB *blk_abort_aio_request(BlockBackend *blk,
- BlockCompletionFunc *cb,
- void *opaque, int ret);
-
-#endif