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uapi: Use libc for syscall constants #18

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uapi: Use libc for syscall constants #18

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141 changes: 141 additions & 0 deletions Cargo.lock
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2 changes: 1 addition & 1 deletion Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,7 @@ readme = "README.md"

[dependencies]
enumflags2 = "0.7"
libc = "0.2"
libc = "0.2.133"
thiserror = "1.0"

[dev-dependencies]
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18 changes: 7 additions & 11 deletions src/uapi/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -27,27 +27,23 @@ pub use self::landlock::{
LANDLOCK_CREATE_RULESET_VERSION,
};

use libc::{__u32, c_int, c_void, size_t, syscall};

#[cfg(target_arch = "x86_64")]
const __NR_LANDLOCK_CREATE_RULESET: u32 = 444;
#[cfg(target_arch = "x86_64")]
const __NR_LANDLOCK_ADD_RULE: u32 = 445;
#[cfg(target_arch = "x86_64")]
const __NR_LANDLOCK_RESTRICT_SELF: u32 = 446;
use libc::{
__u32, c_int, c_void, size_t, syscall, SYS_landlock_add_rule, SYS_landlock_create_ruleset,
SYS_landlock_restrict_self,
};

#[rustfmt::skip]
pub unsafe fn landlock_create_ruleset(attr: *const landlock_ruleset_attr, size: size_t,
flags: __u32) -> c_int {
syscall(__NR_LANDLOCK_CREATE_RULESET as i64, attr, size, flags) as c_int
syscall(SYS_landlock_create_ruleset, attr, size, flags) as c_int
}

#[rustfmt::skip]
pub unsafe fn landlock_add_rule(ruleset_fd: c_int, rule_type: landlock_rule_type,
rule_attr: *const c_void, flags: __u32) -> c_int {
syscall(__NR_LANDLOCK_ADD_RULE as i64, ruleset_fd, rule_type, rule_attr, flags) as c_int
syscall(SYS_landlock_add_rule, ruleset_fd, rule_type, rule_attr, flags) as c_int
}

pub unsafe fn landlock_restrict_self(ruleset_fd: c_int, flags: __u32) -> c_int {
syscall(__NR_LANDLOCK_RESTRICT_SELF as i64, ruleset_fd, flags) as c_int
syscall(SYS_landlock_restrict_self, ruleset_fd, flags) as c_int
}