40 lines
629 B
C
40 lines
629 B
C
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#ifndef BLOCKDEV_H_
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#define BLOCKDEV_H_
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# include <assert.h>
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# include <k/types.h>
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struct blockdev;
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struct blk_ops {
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void *(*read)(struct blockdev *, size_t);
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void (*free_blk)(struct blockdev *, void *);
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};
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struct blockdev {
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size_t blk_size;
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struct blk_ops *ops;
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void *blocks;
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};
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static inline void *block_read(struct blockdev *bd, size_t lba)
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{
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assert(bd);
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assert(bd->ops);
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assert(bd->ops->read);
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return bd->ops->read(bd, lba);
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}
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static inline void block_free(struct blockdev *bd, void *ptr)
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{
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assert(bd);
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assert(bd->ops);
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assert(bd->ops->free_blk);
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bd->ops->free_blk(bd, ptr);
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}
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#endif /* BLOCKDEV_H_ */
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