blob: aac85e14880a430a0d37c6ac0ed570bdaaf9a327 [file] [log] [blame]
* block_copy API
* Copyright (C) 2013 Proxmox Server Solutions
* Copyright (c) 2019 Virtuozzo International GmbH.
* Authors:
* Dietmar Maurer (
* Vladimir Sementsov-Ogievskiy <>
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
#ifndef BLOCK_COPY_H
#define BLOCK_COPY_H
#include "block/block.h"
#include "qemu/co-shared-resource.h"
typedef void (*ProgressBytesCallbackFunc)(int64_t bytes, void *opaque);
typedef struct BlockCopyState BlockCopyState;
BlockCopyState *block_copy_state_new(BdrvChild *source, BdrvChild *target,
int64_t cluster_size,
BdrvRequestFlags write_flags,
Error **errp);
void block_copy_set_progress_callback(
BlockCopyState *s,
ProgressBytesCallbackFunc progress_bytes_callback,
void *progress_opaque);
void block_copy_set_progress_meter(BlockCopyState *s, ProgressMeter *pm);
void block_copy_state_free(BlockCopyState *s);
int64_t block_copy_reset_unallocated(BlockCopyState *s,
int64_t offset, int64_t *count);
int coroutine_fn block_copy(BlockCopyState *s, int64_t offset, int64_t bytes,
bool *error_is_read);
BdrvDirtyBitmap *block_copy_dirty_bitmap(BlockCopyState *s);
void block_copy_set_skip_unallocated(BlockCopyState *s, bool skip);
#endif /* BLOCK_COPY_H */