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#ifndef FLASHBENCH_DEV_H
#define FLASHBENCH_DEV_H
#include <unistd.h>
struct device {
void *readbuf;
void *writebuf[3];
int fd;
off_t size;
};
enum writebuf {
WBUF_ZERO,
WBUF_ONE,
WBUF_RAND,
};
extern int setup_dev(struct device *dev, const char *filename);
long long time_write(struct device *dev, off_t pos, size_t size, enum writebuf which);
long long time_read(struct device *dev, off_t pos, size_t size);
long long time_erase(struct device *dev, off_t pos, size_t size);
#endif /* FLASHBENCH_DEV_H */
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