Current File : //usr/src/file_protector-1.1-1538/interval_set.h
/**
@file     interval_set.h
@brief    Interval sets
@details  Copyright (c) 2024 Acronis International GmbH
@author   Bruce Wang (bruce.wang@acronis.com)
@since    $Id: $
*/

#include <linux/rbtree.h>
#include <linux/types.h>
#ifdef KERNEL_MOCK
#include <mock/mock.h>
#endif

typedef struct
{
    struct rb_root root;
    // The interval_count should be less then the size of file
    uint64_t interval_count;
#ifdef INTERVAL_SET_DEBUG
    uint64_t total_interval_size;
#endif
} interval_set_t;

#ifdef HAVE_INTERVAL_SET
void clean_interval_tree(interval_set_t *set);
bool insert_interval(uint64_t low, uint64_t high, interval_set_t *set);
bool check_interval(uint64_t low, uint64_t high, interval_set_t *set);
#else
static inline void clean_interval_tree(interval_set_t *set)
{ (void) set; }
static inline bool insert_interval(uint64_t low, uint64_t high, interval_set_t *set)
{ (void) low; (void) high; (void) set; return false; }
static inline bool check_interval(uint64_t low, uint64_t high, interval_set_t *set)
{ (void) low; (void) high; (void) set; return false; }
#endif