qments/include/driver.h

#ifndef DRIVER_H
#define DRIVER_H

#include "comment.h"

typedef struct {
    /* should return (id > 0) on success, and negative number on error */
    int (*leave_comment)(void*, const CommentHeader*, const char*);
    /* retrieve header information by id */
    int (*get_header)(void*, CommentHeader*, int);
    /* retrieve text of comment by id */
    int (*get_text)(void*, char*, int);
} Driver;

#endif /* DRIVER_H */