[babeltrace.git] / src / fd-cache / fd-cache.h

/*
 * SPDX-License-Identifier: MIT
 *
 * Copyright 2019 Francis Deslauriers <francis.deslauriers@efficios.com>
 *
 * Babeltrace - File descriptor cache
 */

#ifndef BABELTRACE_FD_CACHE_INTERNAL_H
#define BABELTRACE_FD_CACHE_INTERNAL_H

#include "common/macros.h"

struct bt_fd_cache_handle {
	int fd;
};

struct bt_fd_cache {
	int log_level;
	GHashTable *cache;
};

static inline
int bt_fd_cache_handle_get_fd(struct bt_fd_cache_handle *handle)
{
	return handle->fd;
}

BT_HIDDEN
int bt_fd_cache_init(struct bt_fd_cache *fdc, int log_level);

BT_HIDDEN
void bt_fd_cache_fini(struct bt_fd_cache *fdc);

BT_HIDDEN
struct bt_fd_cache_handle *bt_fd_cache_get_handle(struct bt_fd_cache *fdc,
		const char *path);

BT_HIDDEN
void bt_fd_cache_put_handle(struct bt_fd_cache *fdc,
		struct bt_fd_cache_handle *handle);

#endif /* BABELTRACE_FD_CACHE_INTERNAL_H */
Commit	Line	Data
1e638f98	1	/*
0235b0db	2	* SPDX-License-Identifier: MIT
1e638f98 FD	3	*
	4	* Copyright 2019 Francis Deslauriers <francis.deslauriers@efficios.com>
	5	*
0235b0db	6	* Babeltrace - File descriptor cache
1e638f98 FD	7	*/
1e638f98 FD	8
0235b0db MJ	9	#ifndef BABELTRACE_FD_CACHE_INTERNAL_H
	10	#define BABELTRACE_FD_CACHE_INTERNAL_H
	11
91d81473	12	#include "common/macros.h"
1e638f98 FD	13
	14	struct bt_fd_cache_handle {
	15	int fd;
	16	};
	17
	18	struct bt_fd_cache {
86d8b7b8	19	int log_level;
1e638f98 FD	20	GHashTable *cache;
	21	};
	22
	23	static inline
	24	int bt_fd_cache_handle_get_fd(struct bt_fd_cache_handle *handle)
	25	{
	26	return handle->fd;
	27	}
	28
	29	BT_HIDDEN
86d8b7b8	30	int bt_fd_cache_init(struct bt_fd_cache *fdc, int log_level);
1e638f98 FD	31
	32	BT_HIDDEN
	33	void bt_fd_cache_fini(struct bt_fd_cache *fdc);
	34
	35	BT_HIDDEN
	36	struct bt_fd_cache_handle bt_fd_cache_get_handle(struct bt_fd_cache fdc,
	37	const char *path);
	38
	39	BT_HIDDEN
	40	void bt_fd_cache_put_handle(struct bt_fd_cache *fdc,
	41	struct bt_fd_cache_handle *handle);
	42
	43	#endif /* BABELTRACE_FD_CACHE_INTERNAL_H */