[thirdparty/systemd.git] / src / basic / memfd-util.h

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

#include <sys/mman.h>           /* IWYU pragma: export */

#include "forward.h"

int memfd_create_wrapper(const char *name, unsigned mode);

int memfd_new_full(const char *name, unsigned extra_flags);
static inline int memfd_new(const char *name) {
        return memfd_new_full(name, 0);
}

int memfd_new_and_seal(const char *name, const void *data, size_t sz) _nonnull_if_nonzero_(2, 3);
static inline int memfd_new_and_seal_string(const char *name, const char *s) {
        return memfd_new_and_seal(name, s, SIZE_MAX);
}

int memfd_set_sealed(int fd);
int memfd_get_sealed(int fd);

int memfd_get_size(int fd, uint64_t *ret);
int memfd_set_size(int fd, uint64_t sz);
Commit	Line	Data
db9ecf05	1	/* SPDX-License-Identifier: LGPL-2.1-or-later */
7e2ce386	2	#pragma once
ddeb4241	3
bb66c2e4 YW	4	#include <sys/mman.h> /* IWYU pragma: export */
bb66c2e4 YW	5
0c15577a	6	#include "forward.h"
6da2ea9f	7
ad62530e TW	8	int memfd_create_wrapper(const char *name, unsigned mode);
ad62530e TW	9
4d98709c LP	10	int memfd_new_full(const char *name, unsigned extra_flags);
	11	static inline int memfd_new(const char *name) {
	12	return memfd_new_full(name, 0);
	13	}
	14
6da2ea9f	15	int memfd_new_and_seal(const char name, const void data, size_t sz) _nonnull_if_nonzero_(2, 3);
a87a9625 LP	16	static inline int memfd_new_and_seal_string(const char name, const char s) {
	17	return memfd_new_and_seal(name, s, SIZE_MAX);
	18	}
ddeb4241	19
fac9c0d5 DM	20	int memfd_set_sealed(int fd);
fac9c0d5 DM	21	int memfd_get_sealed(int fd);
ddeb4241	22
d54bbc4c	23	int memfd_get_size(int fd, uint64_t *ret);
fac9c0d5	24	int memfd_set_size(int fd, uint64_t sz);