1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Syscall wrappers
4 *
5 * Copyright © 2017-2020 Mickaël Salaün <mic@digikod.net>
6 * Copyright © 2019-2020 ANSSI
7 * Copyright © 2021-2025 Microsoft Corporation
8 */
9
10 #define _GNU_SOURCE
11 #include <linux/landlock.h>
12 #include <sys/syscall.h>
13 #include <sys/types.h>
14 #include <unistd.h>
15
16 #ifndef landlock_create_ruleset
17 static inline int
landlock_create_ruleset(const struct landlock_ruleset_attr * const attr,const size_t size,const __u32 flags)18 landlock_create_ruleset(const struct landlock_ruleset_attr *const attr,
19 const size_t size, const __u32 flags)
20 {
21 return syscall(__NR_landlock_create_ruleset, attr, size, flags);
22 }
23 #endif
24
25 #ifndef landlock_add_rule
landlock_add_rule(const int ruleset_fd,const enum landlock_rule_type rule_type,const void * const rule_attr,const __u32 flags)26 static inline int landlock_add_rule(const int ruleset_fd,
27 const enum landlock_rule_type rule_type,
28 const void *const rule_attr,
29 const __u32 flags)
30 {
31 return syscall(__NR_landlock_add_rule, ruleset_fd, rule_type, rule_attr,
32 flags);
33 }
34 #endif
35
36 #ifndef landlock_restrict_self
landlock_restrict_self(const int ruleset_fd,const __u32 flags)37 static inline int landlock_restrict_self(const int ruleset_fd,
38 const __u32 flags)
39 {
40 return syscall(__NR_landlock_restrict_self, ruleset_fd, flags);
41 }
42 #endif
43
sys_gettid(void)44 static inline pid_t sys_gettid(void)
45 {
46 return syscall(__NR_gettid);
47 }
48