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-rw-r--r--vendor/rustix/src/backend/linux_raw/net/addr.rs178
1 files changed, 0 insertions, 178 deletions
diff --git a/vendor/rustix/src/backend/linux_raw/net/addr.rs b/vendor/rustix/src/backend/linux_raw/net/addr.rs
deleted file mode 100644
index 85ba875..0000000
--- a/vendor/rustix/src/backend/linux_raw/net/addr.rs
+++ /dev/null
@@ -1,178 +0,0 @@
-//! Socket address utilities.
-//!
-//! # Safety
-//!
-//! This file uses `CStr::from_bytes_with_nul_unchecked` on a string it knows
-//! to be NUL-terminated.
-#![allow(unsafe_code)]
-
-use crate::backend::c;
-use crate::ffi::CStr;
-use crate::{io, path};
-use core::cmp::Ordering;
-use core::fmt;
-use core::hash::{Hash, Hasher};
-use core::slice;
-
-/// `struct sockaddr_un`
-#[derive(Clone)]
-#[doc(alias = "sockaddr_un")]
-pub struct SocketAddrUnix {
- pub(crate) unix: c::sockaddr_un,
- len: c::socklen_t,
-}
-
-impl SocketAddrUnix {
- /// Construct a new Unix-domain address from a filesystem path.
- #[inline]
- pub fn new<P: path::Arg>(path: P) -> io::Result<Self> {
- path.into_with_c_str(Self::_new)
- }
-
- #[inline]
- fn _new(path: &CStr) -> io::Result<Self> {
- let mut unix = Self::init();
- let bytes = path.to_bytes_with_nul();
- if bytes.len() > unix.sun_path.len() {
- return Err(io::Errno::NAMETOOLONG);
- }
- for (i, b) in bytes.iter().enumerate() {
- unix.sun_path[i] = *b as _;
- }
- let len = offsetof_sun_path() + bytes.len();
- let len = len.try_into().unwrap();
- Ok(Self { unix, len })
- }
-
- /// Construct a new abstract Unix-domain address from a byte slice.
- #[inline]
- pub fn new_abstract_name(name: &[u8]) -> io::Result<Self> {
- let mut unix = Self::init();
- let id = &mut unix.sun_path[1..];
-
- // SAFETY: Convert `&mut [c_char]` to `&mut [u8]`.
- let id = unsafe { slice::from_raw_parts_mut(id.as_mut_ptr().cast::<u8>(), id.len()) };
-
- if let Some(id) = id.get_mut(..name.len()) {
- id.copy_from_slice(name);
- let len = offsetof_sun_path() + 1 + name.len();
- let len = len.try_into().unwrap();
- Ok(Self { unix, len })
- } else {
- Err(io::Errno::NAMETOOLONG)
- }
- }
-
- const fn init() -> c::sockaddr_un {
- c::sockaddr_un {
- sun_family: c::AF_UNIX as _,
- sun_path: [0; 108],
- }
- }
-
- /// For a filesystem path address, return the path.
- #[inline]
- pub fn path(&self) -> Option<&CStr> {
- let len = self.len();
- if len != 0 && self.unix.sun_path[0] as u8 != b'\0' {
- let end = len as usize - offsetof_sun_path();
- let bytes = &self.unix.sun_path[..end];
-
- // SAFETY: Convert `&[c_char]` to `&[u8]`.
- let bytes = unsafe { slice::from_raw_parts(bytes.as_ptr().cast::<u8>(), bytes.len()) };
-
- // SAFETY: `from_bytes_with_nul_unchecked` since the string is
- // NUL-terminated.
- unsafe { Some(CStr::from_bytes_with_nul_unchecked(bytes)) }
- } else {
- None
- }
- }
-
- /// For an abstract address, return the identifier.
- #[inline]
- pub fn abstract_name(&self) -> Option<&[u8]> {
- let len = self.len();
- if len != 0 && self.unix.sun_path[0] as u8 == b'\0' {
- let end = len as usize - offsetof_sun_path();
- let bytes = &self.unix.sun_path[1..end];
-
- // SAFETY: Convert `&[c_char]` to `&[u8]`.
- let bytes = unsafe { slice::from_raw_parts(bytes.as_ptr().cast::<u8>(), bytes.len()) };
-
- Some(bytes)
- } else {
- None
- }
- }
-
- #[inline]
- pub(crate) fn addr_len(&self) -> c::socklen_t {
- self.len
- }
-
- #[inline]
- pub(crate) fn len(&self) -> usize {
- self.addr_len() as usize
- }
-}
-
-impl PartialEq for SocketAddrUnix {
- #[inline]
- fn eq(&self, other: &Self) -> bool {
- let self_len = self.len() - offsetof_sun_path();
- let other_len = other.len() - offsetof_sun_path();
- self.unix.sun_path[..self_len].eq(&other.unix.sun_path[..other_len])
- }
-}
-
-impl Eq for SocketAddrUnix {}
-
-impl PartialOrd for SocketAddrUnix {
- #[inline]
- fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
- Some(self.cmp(other))
- }
-}
-
-impl Ord for SocketAddrUnix {
- #[inline]
- fn cmp(&self, other: &Self) -> Ordering {
- let self_len = self.len() - offsetof_sun_path();
- let other_len = other.len() - offsetof_sun_path();
- self.unix.sun_path[..self_len].cmp(&other.unix.sun_path[..other_len])
- }
-}
-
-impl Hash for SocketAddrUnix {
- #[inline]
- fn hash<H: Hasher>(&self, state: &mut H) {
- let self_len = self.len() - offsetof_sun_path();
- self.unix.sun_path[..self_len].hash(state)
- }
-}
-
-impl fmt::Debug for SocketAddrUnix {
- fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
- if let Some(path) = self.path() {
- path.fmt(fmt)
- } else if let Some(name) = self.abstract_name() {
- name.fmt(fmt)
- } else {
- "(unnamed)".fmt(fmt)
- }
- }
-}
-
-/// `struct sockaddr_storage` as a raw struct.
-pub type SocketAddrStorage = c::sockaddr;
-
-/// Return the offset of the `sun_path` field of `sockaddr_un`.
-#[inline]
-pub(crate) fn offsetof_sun_path() -> usize {
- let z = c::sockaddr_un {
- sun_family: 0_u16,
- sun_path: [0; 108],
- };
- (crate::utils::as_ptr(&z.sun_path) as usize) - (crate::utils::as_ptr(&z) as usize)
-}