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Diffstat (limited to 'vendor/rustix/src/process/rlimit.rs')
-rw-r--r-- | vendor/rustix/src/process/rlimit.rs | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/vendor/rustix/src/process/rlimit.rs b/vendor/rustix/src/process/rlimit.rs new file mode 100644 index 0000000..ea760c2 --- /dev/null +++ b/vendor/rustix/src/process/rlimit.rs @@ -0,0 +1,53 @@ +#[cfg(linux_kernel)] +use crate::process::Pid; +use crate::{backend, io}; + +pub use backend::process::types::Resource; + +/// `struct rlimit`—Current and maximum values used in [`getrlimit`], +/// [`setrlimit`], and [`prlimit`]. +#[derive(Debug, Clone, PartialEq, Eq)] +pub struct Rlimit { + /// Current effective, “soft”, limit. + pub current: Option<u64>, + /// Maximum, “hard”, value that `current` may be dynamically increased to. + pub maximum: Option<u64>, +} + +/// `getrlimit(resource)`—Get a process resource limit value. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/getrlimit.html +/// [Linux]: https://man7.org/linux/man-pages/man2/getrlimit.2.html +#[inline] +pub fn getrlimit(resource: Resource) -> Rlimit { + backend::process::syscalls::getrlimit(resource) +} + +/// `setrlimit(resource, new)`—Set a process resource limit value. +/// +/// # References +/// - [POSIX] +/// - [Linux] +/// +/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/setrlimit.html +/// [Linux]: https://man7.org/linux/man-pages/man2/setrlimit.2.html +#[inline] +pub fn setrlimit(resource: Resource, new: Rlimit) -> io::Result<()> { + backend::process::syscalls::setrlimit(resource, new) +} + +/// `prlimit(pid, resource, new)`—Get and set a process resource limit value. +/// +/// # References +/// - [Linux] +/// +/// [Linux]: https://man7.org/linux/man-pages/man2/prlimit.2.html +#[cfg(linux_kernel)] +#[inline] +pub fn prlimit(pid: Option<Pid>, resource: Resource, new: Rlimit) -> io::Result<Rlimit> { + backend::process::syscalls::prlimit(pid, resource, new) +} |