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/* SPDX-License-Identifier: GPL-3.0-or-later */
/**
* @file res.h
* Simple resource manager header.
*/
#ifndef CT_RES_H
#define CT_RES_H
#include <stddef.h>
/**
* Very simple resource manager.
* Keeps track of all allocations and frees them all at once.
*/
struct res {
/** Number of allocations. */
size_t n;
/** Maximum number of allocations. */
size_t max;
/** Pointer to array of pointers to allocations. */
void **p;
};
/**
* Create new resource manager.
*
* @return Pointer to resource manager.
*/
struct res *res_create();
/**
* Resource manager wrapper around malloc().
*
* @param r Resource manager.
* @param size Size of allocation.
* @return Pointer to newly allocated area.
*/
void *res_alloc(struct res *r, size_t size);
/**
* Add already alloced pointer to manager.
*
* @param r Resource manager.
* @param p Pointer to manage.
*/
void res_add(struct res *r, void *p);
/**
* Destroy resource manager and free all associated allocations.
*
* @param r Resource manager to destroy.
*/
void res_destroy(struct res *r);
#endif /* CT_RES_H */
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