From a990de90fe41456a23e58bd087d2f107d321f3a1 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Fri, 19 Jul 2024 16:37:58 +0400
Subject: Deleted vendor folder
---
.../src/backend/linux_raw/param/libc_auxv.rs | 175 ---------------------
1 file changed, 175 deletions(-)
delete mode 100644 vendor/rustix/src/backend/linux_raw/param/libc_auxv.rs
(limited to 'vendor/rustix/src/backend/linux_raw/param/libc_auxv.rs')
diff --git a/vendor/rustix/src/backend/linux_raw/param/libc_auxv.rs b/vendor/rustix/src/backend/linux_raw/param/libc_auxv.rs
deleted file mode 100644
index cfdd7a5..0000000
--- a/vendor/rustix/src/backend/linux_raw/param/libc_auxv.rs
+++ /dev/null
@@ -1,175 +0,0 @@
-//! Linux auxv support, using libc.
-//!
-//! # Safety
-//!
-//! This uses raw pointers to locate and read the kernel-provided auxv array.
-#![allow(unsafe_code)]
-
-use crate::backend::c;
-#[cfg(feature = "param")]
-use crate::ffi::CStr;
-#[cfg(not(feature = "runtime"))]
-use core::ptr::null;
-use linux_raw_sys::elf::*;
-
-// `getauxval` wasn't supported in glibc until 2.16. Also this lets us use
-// `*mut` as the return type to preserve strict provenance.
-#[cfg(not(feature = "runtime"))]
-weak!(fn getauxval(c::c_ulong) -> *mut c::c_void);
-
-// With the "runtime" feature, go ahead and depend on `getauxval` existing so
-// that we never fail.
-#[cfg(feature = "runtime")]
-extern "C" {
- fn getauxval(type_: c::c_ulong) -> *mut c::c_void;
-}
-
-#[cfg(feature = "runtime")]
-const AT_PHDR: c::c_ulong = 3;
-#[cfg(feature = "runtime")]
-const AT_PHENT: c::c_ulong = 4;
-#[cfg(feature = "runtime")]
-const AT_PHNUM: c::c_ulong = 5;
-#[cfg(feature = "runtime")]
-const AT_ENTRY: c::c_ulong = 9;
-const AT_HWCAP: c::c_ulong = 16;
-#[cfg(feature = "runtime")]
-const AT_RANDOM: c::c_ulong = 25;
-const AT_HWCAP2: c::c_ulong = 26;
-const AT_SECURE: c::c_ulong = 23;
-const AT_EXECFN: c::c_ulong = 31;
-const AT_SYSINFO_EHDR: c::c_ulong = 33;
-
-// Declare `sysconf` ourselves so that we don't depend on all of libc just for
-// this.
-extern "C" {
- fn sysconf(name: c::c_int) -> c::c_long;
-}
-
-#[cfg(target_os = "android")]
-const _SC_PAGESIZE: c::c_int = 39;
-#[cfg(target_os = "linux")]
-const _SC_PAGESIZE: c::c_int = 30;
-#[cfg(target_os = "android")]
-const _SC_CLK_TCK: c::c_int = 6;
-#[cfg(target_os = "linux")]
-const _SC_CLK_TCK: c::c_int = 2;
-
-#[test]
-fn test_abi() {
- const_assert_eq!(self::_SC_PAGESIZE, ::libc::_SC_PAGESIZE);
- const_assert_eq!(self::_SC_CLK_TCK, ::libc::_SC_CLK_TCK);
- const_assert_eq!(self::AT_HWCAP, ::libc::AT_HWCAP);
- const_assert_eq!(self::AT_HWCAP2, ::libc::AT_HWCAP2);
- const_assert_eq!(self::AT_EXECFN, ::libc::AT_EXECFN);
- const_assert_eq!(self::AT_SECURE, ::libc::AT_SECURE);
- const_assert_eq!(self::AT_SYSINFO_EHDR, ::libc::AT_SYSINFO_EHDR);
- #[cfg(feature = "runtime")]
- const_assert_eq!(self::AT_PHDR, ::libc::AT_PHDR);
- #[cfg(feature = "runtime")]
- const_assert_eq!(self::AT_PHNUM, ::libc::AT_PHNUM);
- #[cfg(feature = "runtime")]
- const_assert_eq!(self::AT_ENTRY, ::libc::AT_ENTRY);
- #[cfg(feature = "runtime")]
- const_assert_eq!(self::AT_RANDOM, ::libc::AT_RANDOM);
-}
-
-#[cfg(feature = "param")]
-#[inline]
-pub(crate) fn page_size() -> usize {
- unsafe { sysconf(_SC_PAGESIZE) as usize }
-}
-
-#[cfg(feature = "param")]
-#[inline]
-pub(crate) fn clock_ticks_per_second() -> u64 {
- unsafe { sysconf(_SC_CLK_TCK) as u64 }
-}
-
-#[cfg(feature = "param")]
-#[inline]
-pub(crate) fn linux_hwcap() -> (usize, usize) {
- #[cfg(not(feature = "runtime"))]
- unsafe {
- if let Some(libc_getauxval) = getauxval.get() {
- let hwcap = libc_getauxval(AT_HWCAP) as usize;
- let hwcap2 = libc_getauxval(AT_HWCAP2) as usize;
- (hwcap, hwcap2)
- } else {
- (0, 0)
- }
- }
-
- #[cfg(feature = "runtime")]
- unsafe {
- let hwcap = getauxval(AT_HWCAP) as usize;
- let hwcap2 = getauxval(AT_HWCAP2) as usize;
- (hwcap, hwcap2)
- }
-}
-
-#[cfg(feature = "param")]
-#[inline]
-pub(crate) fn linux_execfn() -> &'static CStr {
- #[cfg(not(feature = "runtime"))]
- unsafe {
- if let Some(libc_getauxval) = getauxval.get() {
- CStr::from_ptr(libc_getauxval(AT_EXECFN).cast())
- } else {
- cstr!("")
- }
- }
-
- #[cfg(feature = "runtime")]
- unsafe {
- CStr::from_ptr(getauxval(AT_EXECFN).cast())
- }
-}
-
-#[cfg(feature = "runtime")]
-#[inline]
-pub(crate) fn linux_secure() -> bool {
- unsafe { getauxval(AT_SECURE) as usize != 0 }
-}
-
-#[cfg(feature = "runtime")]
-#[inline]
-pub(crate) fn exe_phdrs() -> (*const c::c_void, usize, usize) {
- unsafe {
- let phdr = getauxval(AT_PHDR) as *const c::c_void;
- let phent = getauxval(AT_PHENT) as usize;
- let phnum = getauxval(AT_PHNUM) as usize;
- (phdr, phent, phnum)
- }
-}
-
-/// `AT_SYSINFO_EHDR` isn't present on all platforms in all configurations, so
-/// if we don't see it, this function returns a null pointer.
-#[inline]
-pub(in super::super) fn sysinfo_ehdr() -> *const Elf_Ehdr {
- #[cfg(not(feature = "runtime"))]
- unsafe {
- if let Some(libc_getauxval) = getauxval.get() {
- libc_getauxval(AT_SYSINFO_EHDR) as *const Elf_Ehdr
- } else {
- null()
- }
- }
-
- #[cfg(feature = "runtime")]
- unsafe {
- getauxval(AT_SYSINFO_EHDR) as *const Elf_Ehdr
- }
-}
-
-#[cfg(feature = "runtime")]
-#[inline]
-pub(crate) fn entry() -> usize {
- unsafe { getauxval(AT_ENTRY) as usize }
-}
-
-#[cfg(feature = "runtime")]
-#[inline]
-pub(crate) fn random() -> *const [u8; 16] {
- unsafe { getauxval(AT_RANDOM) as *const [u8; 16] }
-}
--
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