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#ifndef SPDK_BDEV_AIO_H
#define SPDK_BDEV_AIO_H

#include "spdk/stdinc.h"

#include <libaio.h>
#include <sys/epoll.h>
#include <sys/eventfd.h>

#include "spdk/queue.h"
#include "spdk/bdev.h"

#include "spdk/bdev_module.h"

struct bdev_aio_task {
	struct iocb			iocb;
	uint64_t			len;
	TAILQ_ENTRY(bdev_aio_task)	link;
};

struct bdev_aio_io_channel {
	io_context_t				io_ctx;
	uint64_t				io_inflight;
	struct spdk_io_channel			*group_ch;
	TAILQ_ENTRY(bdev_aio_io_channel)	link;
	int					efd;
};

typedef void (*spdk_delete_aio_complete)(void *cb_arg, int bdeverrno);

struct file_disk {
	struct bdev_aio_task	*reset_task;
	struct spdk_poller	*reset_retry_timer;
	struct spdk_bdev	disk;
	char			*filename;
	int			fd;
	TAILQ_ENTRY(file_disk)  link;
	bool			block_size_override;
	spdk_delete_aio_complete	delete_cb_fn;
	void				*delete_cb_arg;
};

struct spdk_bdev *create_aio_disk(const char *name, const char *filename, uint32_t block_size);

void delete_aio_disk(struct spdk_bdev *bdev, spdk_delete_aio_complete cb_fn, void *cb_arg);

#endif // SPDK_BDEV_AIO_H
