/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once

#include <stdbool.h>
#include <stdint.h>
#include <sys/types.h>

#include "cgroup-util.h"

bool cg_is_unified_wanted(void);
bool cg_is_legacy_wanted(void);
bool cg_is_hybrid_wanted(void);

int cg_weight_parse(const char *s, uint64_t *ret);
int cg_cpu_weight_parse(const char *s, uint64_t *ret);
#if 0 /// UNNEEDED by elogind
int cg_cpu_shares_parse(const char *s, uint64_t *ret);
int cg_blkio_weight_parse(const char *s, uint64_t *ret);
#endif // 0

int cg_trim(const char *controller, const char *path, bool delete_root);

int cg_create(const char *controller, const char *path);
int cg_attach(const char *controller, const char *path, pid_t pid);
#if 0 /// UNNEEDED by elogind
int cg_attach_fallback(const char *controller, const char *path, pid_t pid);
#endif // 0
int cg_create_and_attach(const char *controller, const char *path, pid_t pid);

int cg_migrate(const char *cfrom, const char *pfrom, const char *cto, const char *pto, CGroupFlags flags);
int cg_migrate_recursive(const char *cfrom, const char *pfrom, const char *cto, const char *pto, CGroupFlags flags);
#if 0 /// UNNEEDED by elogind
int cg_migrate_recursive_fallback(const char *cfrom, const char *pfrom, const char *cto, const char *pto, CGroupFlags flags);

int cg_create_everywhere(CGroupMask supported, CGroupMask mask, const char *path);
int cg_attach_everywhere(CGroupMask supported, const char *path, pid_t pid, cg_migrate_callback_t callback, void *userdata);
int cg_migrate_v1_controllers(CGroupMask supported, CGroupMask mask, const char *from, cg_migrate_callback_t to_callback, void *userdata);
int cg_trim_everywhere(CGroupMask supported, const char *path, bool delete_root);
int cg_trim_v1_controllers(CGroupMask supported, CGroupMask mask, const char *path, bool delete_root);
int cg_enable_everywhere(CGroupMask supported, CGroupMask mask, const char *p, CGroupMask *ret_result_mask);
#endif // 0
